CN116357800A - A metal valve with strong wear resistance - Google Patents

Abstract

The present invention relates to the field of valves, in particular to a metal valve with strong wear resistance, comprising a valve body, the upper side of the end of the valve body is fixedly connected with an upper through pipe, and the lower side of the end of the valve body is fixedly connected with a lower pipe. The through pipe, the lower through pipe is located directly below the upper through pipe, the lower through pipe and the upper through pipe are closely connected and installed with a receiving part, the inside of the valve body is fixedly installed with a fixed ring, and the fixed A filter screen is fixedly installed on the side of the ring, and the cross-sectional shape of the filter screen is V-shaped, and the end of the filter screen is provided with an opening, and the end of the filter screen is fixedly connected with a filter screen casing. It fits tightly through the inside of the filter casing. The invention improves the service life of the valve, ensures that the filter screen will not be blocked, improves the convenience of cleaning, and ensures the synchronization of water supply and cleaning operations.

Description

A metal valve with strong anti-wear performance

technical field

The invention relates to the field of valves, in particular to a metal valve with strong wear resistance.

Background technique

The valve is the control part in the fluid conveying system, which has the functions of cut-off, adjustment, flow diversion, prevention of reverse flow, pressure stabilization, flow diversion or overflow pressure relief. Among them, during the use of metal valves, when some water containing impurities is controlled When the impurity passes through the valve driven by the water flow, it will cause wear to the inner wall of the valve, and the process accelerates the damage of the valve, which affects the service life of the valve.

Contents of the invention

The purpose of the present invention is to solve the shortcomings in the background technology, and propose a metal valve with strong wear resistance.

In order to achieve the above purpose, the technical solution adopted by the present invention is: a metal valve with strong wear resistance, including a valve body, the upper side of the end of the valve body is fixedly connected with an upper through pipe, and the lower end of the valve body The side is fixedly connected with a lower through pipe, the lower through pipe is located directly below the upper through pipe, the lower through pipe and the upper through pipe are closely connected and installed with a receiving part, and the inside of the valve body is fixedly installed with a fixed The side of the fixed ring is fixed with a filter screen, the cross-sectional shape of the filter screen is V-shaped, the end of the filter screen is opened, and the end of the filter screen is fixedly connected with the filter screen casing , the two ends of the filter screen casing are respectively fixed with the lower through pipe and the upper through pipe, and the containing part is closely connected to the inside of the filter screen casing, and the opening of the filter screen communicates with the containing part, and the The valve stem end of the valve body is fixedly equipped with a handwheel.

Preferably, the accommodating member includes an accommodating tube that closely passes through the inside of the upper through pipe and the inside of the lower through pipe, the inner middle of the accommodating tube is inlaid with a blocking core, and the side of the accommodating tube is symmetrically penetrated near the middle There are two inlets, the opening of the filter screen is aligned with the lower inlet, the holding pipe is closely connected to the inside of the filter screen casing, and the area near the middle of the holding pipe is set as a filter screen section. The screen segment is located above and below the blocking core.

Preferably, two pulling columns are arranged coaxially on the upper and lower parts of the inner side of the containing tube, and two push-out disks are inlaid coaxially on the opposite ends of the two pulling pillars, and the two push-out disks are respectively attached to the At the upper and lower end surfaces of the blocking core, the outer surface of the pulling column is coaxially inlaid with a sealing plug, the sealing plug is closely attached to the inner wall of the containing tube, and the sealing plug is located at the edge of the filter screen segment.

Preferably, the pulling column and the push-out plate are integrally formed, and the outer surface of the sealing plug, the inner and outer surfaces of the upper through pipe and the inner and outer surface of the lower through pipe are all provided with rubber pads, and the opposite sides of the two pulling columns Two bosses are inlaid coaxially at the ends respectively, and two top plates are installed on the upper and lower ends of the containing tube respectively, the axis line of the top plate is collinear with the axis line of the pulling column, and the bosses A plurality of support columns are fixedly installed in an annular array relative to one end of the top plate, and the support columns are pressed tightly on the top plate.

Preferably, the edge of one end of the top plate relative to the boss is opened in an arc shape, and one end of the boss is coaxially fixed with a directional sleeve, and the middle part of the lower end of the directional sleeve fits through the elastic installation with a clamping One end of the clamping column fits through the middle of one end of the top plate, and one end of the clamping column is opened as a spherical surface.

Preferably, an extension frame is fixedly installed on the outer surface of the top plate, connecting lugs extend from the upper and lower edges of the side of the containing tube, and connecting posts are inlaid with the inside of the connecting lugs for rotation. The end of the frame is inlaid on the outer surface of the connecting column, a clamping hole is opened in the middle of one end of the top plate, and one end of the clamping column fits inside the clamping hole.

Preferably, the other end of the clamping column is coaxially inlaid with a limit plate, and the limit plate fits inside the orientation sleeve, and a tensioning spring is embedded between the limit plate and the orientation sleeve, and the upper Both the side of the through pipe and the side of the lower through pipe are fixedly equipped with a connecting frame, and a locking column is elastically installed inside the connecting frame, and the two ends of the locking column are fitted and penetrated from both sides of the connecting frame respectively. A holding ring is fixedly installed at one end of the locking post.

Preferably, a No. 1 locking hole is formed on the side of the upper through pipe and the side of the lower through pipe, and the other end of the locking column fits through the inside of the No. 1 locking hole. There are No. 2 locking holes on the side near the upper and lower edges. The other end of the locking column at the lower part fits through the No. 2 locking hole at the lower part. The outer surface of the locking column is inlaid with push Seat, the push seat fits on the inner and outer surface of the connection frame, the outer side of the locking post is wound with a fixed spring, the fixed spring is located between the push seat and the connection frame, the other end edge of the locking post set at a slope.

Compared with the prior art, the present invention has the following beneficial effects:

1. Through the set filter, the impurities in the water can be blocked, so that the impurities will not pass through the valve body with the water, so as to avoid the wear of the impurities on the inner wall of the valve body, thereby improving the service life of the valve body and blocking Under the impetus of the water flow, the impurities will be collected along the V-shaped surface of the filter from the opening of the filter through the inlet and into the filter segment on the holding pipe, so that no impurities will adhere to the filter to ensure The filter will not be clogged.

2. The top plate can be rotated directly, so that the top plate rotates around the connecting column. At this time, the clamping column uses the arc surface of the spherical surface to separate from the clamping hole on the top plate, and the support column and the top plate are separated. , so that the pulling column can move without the support of the top plate, and then directly pull the pulling column, so that the ejection plate can move to clean out the impurities in the filter section on the containing pipe, and the process does not need to be connected to the valve. The pipeline on the main body can be cleaned after being disassembled, thereby effectively improving the convenience of cleaning.

3. After collecting impurities in the lower filter section, you can directly pull the lower locking column, so that the locking column pushed by the fixed spring can break away from the No. 2 locking hole in the lower part, and then directly The containing tube is pressed so that the containing tube can be tightly attached to the lower passage tube and slide down, so that the upper locking column can be locked with the upper No. The positions of the upper and lower filter screen segments are interchanged, so that impurities can enter the upper filter screen segment through the upper inlet and be collected alternately, which can ensure the normal passage of water flow during the cleaning process without displacing the water flow. Clean up after closing, so as to ensure the simultaneous operation of water supply and cleaning.

Description of drawings

Fig. 1 is a structural representation of a metal valve with strong wear resistance of the present invention;

Fig. 2 is a sectional view of a metal valve with strong wear resistance of the present invention;

Fig. 3 is a schematic diagram of the filter screen of a metal valve with strong wear resistance of the present invention;

Fig. 4 is a cross-sectional view of a housing tube of a metal valve with strong wear resistance of the present invention;

Fig. 5 is a schematic diagram of the connection frame of a metal valve with strong wear resistance of the present invention;

Fig. 6 is a schematic diagram of the top plate of a metal valve with strong wear resistance of the present invention;

Fig. 7 is a cross-sectional view of the directional sleeve of a metal valve with strong wear resistance of the present invention;

Fig. 8 is a schematic diagram of a top plate of a metal valve with strong anti-wear performance according to the present invention.

In the figure: 1. Valve body; 2. Hand wheel; 3. Upper through pipe; 4. Lower through pipe; 5. Accommodating pipe; 6. Blocking core; 10. Top plate; 11. Connection frame; 12. Fixed ring; 13. Filter screen; 14. Connection lug; 15. Connection column; 16. Extension frame; 17. Boss; 18. Orientation sleeve; Tight column; 20, supporting column; 21, clamping hole; 22, limit plate; 23, top tight spring; 24, spherical surface; 25, locking column; 26, fixed spring; 27, holding ring; 28, No. 1 Locking hole; 29, No. 2 locking hole; 30, inlet; 31, filter screen segment; 32, filter screen casing; 33, push seat.

Detailed ways

The following description serves to disclose the present invention to enable those skilled in the art to carry out the present invention. The preferred embodiments described below are only examples, and those skilled in the art can devise other obvious variations.

As shown in Figures 1-8, a metal valve with strong wear resistance includes a valve body 1, the upper side of the end of the valve body 1 is fixedly connected with an upper through pipe 3, and the lower side of the end of the valve body 1 is fixedly connected with a The lower through pipe 4, the lower through pipe 4 is located directly below the upper through pipe 3, the lower through pipe 4 and the upper through pipe 3 are closely connected and installed with a receiving part, and the inside of the valve body 1 is fixedly installed with a fixing ring 12, which is fixed The side of ring 12 is fixedly equipped with filter screen 13, and the cross-sectional shape of filter screen 13 is V-shaped, and the end portion of filter screen 13 is opening setting, and the end portion of filter screen 13 is fixedly communicated with filter screen casing 32, and filter screen casing The two ends of 32 are respectively fixed with the lower through pipe 4 and the upper through pipe 3, and the container fits tightly through the inside of the filter screen casing 32, the opening of the filter screen 13 communicates with the container, and the end of the valve stem of the valve body 1 A hand wheel 2 is fixedly installed.

The containing part includes a containing tube 5 that runs through the inside of the upper through pipe 3 and the inside of the lower through tube 4. The middle part of the inside of the containing tube 5 is inlaid with a blocking core 6, and the side of the containing tube 5 is symmetrically opened near the middle. An inlet 30, the opening of the filter screen 13 is aligned with the inlet 30 of the bottom, and the holding pipe 5 runs through the inside of the filter screen casing 32 tightly, and the filter screen casing 32 plays the role of limiting the holding pipe 5, and at the same time Impurities are blocked in the filter screen segment 31 in the holding pipe 5, the near middle area of the holding tube 5 is set as a filter screen segment 31, the filter screen segment 31 is positioned above and below the blocking core 6, and the filter screen segment 31 plays a role in The impurities are gathered and the function of ensuring the normal passage of water flow.

Two pulling columns 9 are coaxially arranged on the upper and lower parts of the inner side of the containing tube 5, respectively. The opposite ends of the two pulling columns 9 are respectively coaxially inlaid with two push-out disks 7, and the two push-out disks 7 are respectively attached to the ends of the blocking core 6. At the upper and lower end faces, the outer surface of the pulling column 9 is inlaid with a sealing plug 8 coaxially. The pulling column 9 plays a role in driving the movement of the push-out disc 7 and the seal plug 8. The push-out disc 7 plays the role of pushing out impurities, and the seal plug 8 sticks Close to the inner wall of the containing pipe 5 , the sealing plug 8 is located at the edge of the filter screen segment 31 , and the sealing plug 8 plays a role of sealing impurities in the filter screen segment 31 .

The pulling column 9 and the push-out plate 7 are integrally formed, and the outer surface of the sealing plug 8, the inner outer surface of the upper through pipe 3 and the inner outer surface of the lower through pipe 4 are all provided with rubber pads, which can improve the sealing plug 8 and accommodate Between the pipes 5 and between the containing pipe 5 and the upper through pipe 3 and the lower through pipe 4, to prevent water leakage, the opposite ends of the two pulling columns 9 are respectively coaxially inlaid with two bosses 17 , the upper and lower ends of the containing tube 5 are respectively rotated and installed with two top plates 10, the axis line of the top plate 10 is collinear with the axis line of the pulling column 9, and the boss 17 is fixedly installed in an annular array relative to one end of the top plate 10 There are a plurality of support columns 20, and the support columns 20 are tightened on the top plate 10, and the boss 17 plays the role of carrying the support columns 20, and the support columns 20 can be tightened on the top plate 10, so that the pulling column 9 will not Appears to move on its own.

The edge of the top plate 10 relative to the boss 17 is set in a circular arc shape, which can facilitate the clamping column 19 to move onto the top plate 10 so as to be locked with the clamping hole 21 on the top plate 10. The boss 17 One end of the directional sleeve 18 is coaxially fixedly installed, and the middle part of the lower end of the directional sleeve 18 fits through and elastically installs a clamping column 19. One end is opened as a spherical surface 24, and the spherical surface 24 can drive the top plate 10 to rotate under the action of an external force, so that the clamping column 19 and the clamping hole 21 are separated.

The outer surface of the top plate 10 is fixedly equipped with an extension frame 16, and the upper and lower edges of the side of the receiving pipe 5 are extended with connecting lugs 14, and the inside of the connecting lug 14 is inlaid with a connecting column 15 for rotation. To connect the connection column 15, the end of the extension frame 16 is inlaid on the outer surface of the connection column 15, the connection column 15 plays the role of rotating the top plate 10, and the middle part of one end of the top plate 10 is provided with a clamping hole 21 , one end of the clamping column 19 fits inside the clamping hole 21, and the clamping hole 21 and the clamping column 19 can ensure that the top plate 10 always corresponds to the pulling column 9 to support the pulling column 9 when there is no external force .

The other end of the clamping column 19 is coaxially inlaid with a limiting disc 22, which fits inside the orientation sleeve 18, and the limiting disc 22 plays the role of limiting the push-out distance of the clamping column 19. A clamping spring 23 is inlaid between the disk 22 and the directional sleeve 18, and the clamping spring 23 plays a role in pushing out the clamping column 19, and the side of the upper through pipe 3 and the side of the lower through pipe 4 are fixedly installed with a connecting frame. 11. The inside of the connection frame 11 is elastically installed with a locking column 25, and the two ends of the locking column 25 are attached and penetrated from both sides of the connection frame 11, and the connection frame 11 plays the role of carrying the locking column 25. A holding ring 27 is fixedly mounted on one end of the locking post 25 .

The side of the upper through pipe 3 and the side of the lower through pipe 4 are provided with a No. 1 locking hole 28, and the other end of the locking column 25 fits through the inside of the No. 1 locking hole 28. The No. 1 locking hole 28 To the effect that the locking column 25 passes through the upper tube 3 and the lower tube 4, the side of the containing tube 5 near the upper and lower edges is provided with a No. 2 locking hole 29, which is located at the other end of the lower locking column 25. It fits through the No. 2 locking hole 29 in the lower part. The outer surface of the locking post 25 is inlaid with a push seat 33. The push seat 33 plays the role of being pushed by the fixed spring 26. The push seat 33 fits on the connection frame 11 The inner and outer surface of the locking column 25 is wound with a fixed spring 26, the fixed spring 26 is located between the push seat 33 and the connecting frame 11, and the fixed spring 26 plays a role in pushing the locking column 25 into the second locking hole 29 The other end edge of the locking post 25 is provided with an inclined plane, which can facilitate the locking post 25 to enter the No. 2 locking hole 29 .

During use, the filter screen 13 will block the impurities in the water, so that the impurities will not pass through the valve body 1 with the water, and the blocked impurities will be pushed by the water flow along the V-shaped surface of the filter screen 13 from The opening of filter screen 13 enters the filter screen section 31 of holding pipe 5 bottoms through the inlet 30 of the bottom and is collected, so that impurities will not be attached on the filter screen 13. After the filter screen section 31 at the bottom is full of impurities, it can be Pull the locking post 25 at the lower part directly so that the locking post 25 pushed by the fixing spring 26 can break away from the No. Tightly slide down in the lower through pipe 4, so that the upper locking column 25 can be locked with the upper No. The positions of the two filter screen sections 31 are exchanged so that impurities can enter the upper filter screen section 31 through the upper inlet 30 and be collected. At this time, the lower top plate 10 is rotated so that the top plate 10 is centered on the connecting column 15 Rotate, now the clamping column 19 utilizes the arc surface of the spherical surface 24 to disengage from the clamping hole 21 on the top plate 10, and the support column 20 is separated from the top plate 10, so that the lower pulling column 9 loses the position of the top plate 10. It can move under the support, and then directly pull the lower pulling column 9, so that the ejection disc 7 can be moved to clean out the impurities in the filter screen segment 31 located at the lower part on the containing tube 5.

The basic principles, main features and advantages of the present invention have been shown and described above. Those skilled in the art should understand that the present invention is not limited by the above-mentioned embodiments. What are described in the above-mentioned embodiments and the description are only the principles of the present invention. Variations and improvements, which fall within the scope of the claimed invention. The scope of protection required by the present invention is defined by the appended claims and their equivalents.

Claims (8)

1. A metal valve with strong wear resistance, including a valve body (1), characterized in that: the upper side of the end of the valve body (1) is fixedly connected with an upper pipe (3), and the valve body ( The lower side of the end of 1) is fixedly connected with the lower through pipe (4), the lower through pipe (4) is located directly below the upper through pipe (3), the lower through pipe (4) and the upper through pipe (3) There are accommodating parts installed between them, and a fixed ring (12) is fixedly installed inside the valve body (1), and a filter screen (13) is fixedly installed on the side of the fixed ring (12), and the filter screen The section shape of (13) is V-shaped, the end of the filter screen (13) is open, and the end of the filter screen (13) is fixedly connected with the filter screen casing (32), and the filter screen sleeve The two ends of the shell (32) are respectively fixed with the lower through pipe (4) and the upper through pipe (3). The opening of the valve communicates with the receiving part, and the end of the valve stem of the valve body (1) is fixedly equipped with a handwheel (2). 2. A metal valve with strong anti-wear performance according to claim 1, characterized in that: the containing part includes a metal valve that closely passes through the inside of the upper through pipe (3) and the inside of the lower through pipe (4). The containing tube (5), the inner middle part of the containing tube (5) is inlaid with a blocking core (6), the side of the containing tube (5) near the middle is symmetrically opened with two inlets (30), the filter The opening of the net (13) is aligned with the inlet (30) at the lower part, and the housing tube (5) is closely inserted through the inside of the screen casing (32), and the area near the middle of the housing tube (5) is set as A filter screen segment (31), the filter screen segment (31) is located above and below the blocking core (6). 3. A metal valve with strong wear resistance according to claim 2, characterized in that: two pulling columns (9) are coaxially arranged on the upper and lower parts of the inner side of the containing tube (5), respectively, and the two pulling columns (9) The opposite ends of the pulling column (9) are coaxially inlaid with two push-out disks (7), and the two push-out disks (7) are respectively attached to the upper and lower end surfaces of the blocking core (6), and the pulling column ( The outer surface of 9) is coaxially inlaid with a sealing plug (8), the sealing plug (8) is close to the inner wall of the containing tube (5), and the sealing plug (8) is located at the edge of the filter screen segment (31) . 4. A metal valve with strong wear resistance according to claim 3, characterized in that: the pulling column (9) and the pushing plate (7) are integrally formed, the outer surface of the sealing plug (8), The inner and outer surfaces of the upper through pipe (3) and the inner and outer surface of the lower through pipe (4) are provided with rubber pads, and the opposite ends of the two pulling columns (9) are coaxially inlaid with two bosses (17 ), the upper and lower ends of the containing tube (5) are respectively rotated and installed with two top plates (10), the axis line of the top plate (10) is collinear with the axis line of the pulling column (9), so The boss (17) is fixedly installed with a plurality of support columns (20) in an annular array relative to one end of the top plate (10), and the support columns (20) are pressed against the top plate (10). 5. A metal valve with strong wear resistance according to claim 4, characterized in that: the edge of one end of the top plate (10) relative to the boss (17) is opened in an arc shape, and the boss One end of the platform (17) is coaxially fixed with a directional sleeve (18), and the middle part of the lower end of the directional sleeve (18) fits through elastically and is installed with a clamping column (19). One end of the clamping column (19) Fitted through the middle of one end of the top plate (10), one end of the clamping column (19) is opened as a spherical surface (24). 6. A metal valve with strong wear resistance according to claim 5, characterized in that: an extension frame (16) is fixedly installed on the outer surface of the top plate (10), and the accommodating tube (5) There are connecting lugs (14) extending from the upper and lower edges of the sides, the inside of the connecting lugs (14) is inlaid with a connecting post (15) for rotation, and the end of the protruding frame (16) is inlaid in the connecting post On the outer surface of (15), a clamping hole (21) is opened in the middle of one end of the top plate (10), and one end of the clamping column (19) fits inside the clamping hole (21). 7. A metal valve with strong wear resistance according to claim 6, characterized in that: the other end of the clamping column (19) is coaxially embedded with a limiting disc (22), and the limiting disc ( 22) Attached to the inside of the orientation sleeve (18), a tensioning spring (23) is inlaid between the limit plate (22) and the orientation sleeve (18), and the side of the upper through pipe (3) and the lower A connection frame (11) is fixedly installed on the side of the through pipe (4), and a locking column (25) is elastically installed inside the connection frame (11), and the two ends of the locking column (25) are respectively connected from the Both sides of the frame (11) fit through, and one end of the locking column (25) is fixedly installed with a holding ring (27). 8. A metal valve with strong wear resistance according to claim 7, characterized in that: the side of the upper pipe (3) and the side of the lower pipe (4) are provided with a No. 1 locking hole (28), the other end of the locking column (25) fits through the inside of the No. 1 locking hole (28), and the side of the containing tube (5) near the upper and lower edges is provided with a No. 2 lock Tight hole (29), the other end of the locking column (25) at the lower part fits through the No. 2 locking hole (29) at the lower part, and the outer surface of the locking column (25) is inlaid with push Seat (33), the push seat (33) is attached to the inner and outer surface of the connection frame (11), the outer side of the locking column (25) is wound with a fixed spring (26), and the fixed spring (26) Located between the push seat (33) and the connecting frame (11), the other end edge of the locking column (25) is provided with a bevel.

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