CN218718957U

CN218718957U - Filter type ball valve

Info

Publication number: CN218718957U
Application number: CN202223020665.8U
Authority: CN
Inventors: 金相鹤; 金相杨
Original assignee: Jinxing Valve Co ltd
Current assignee: Jinxing Valve Co ltd
Priority date: 2022-11-12
Filing date: 2022-11-12
Publication date: 2023-03-24
Anticipated expiration: 2032-11-12

Abstract

The utility model discloses a filtering ball valve, which comprises a valve body, a valve cover, a valve rod, a ball body, a flow inlet channel, a flow outlet channel and an execution handle; a stepped groove is formed in the left side of the flow inlet channel, a mounting ring is arranged in the stepped groove, and a fixing ring is arranged on the left side of the mounting ring; the left side interval in the installing ring is greater than its right side interval, is provided with a plurality of installing zones in the installing ring, and the filter is all installed to each installing zone, and the spacing groove has all been seted up to the last lower extreme that corresponds the installing zone in the installing ring, and the spacing inslot is provided with stop member, reaches the purpose of spacing filter through stop member. The utility model has the advantages of it is following and effect: the filter has a filtering function, and can prevent solid particles and impurities doped in a fluid medium from being deposited in a flow channel; simultaneously, still possess the filter effect good, conveniently dismantle and the advantage of installation filter.

Description

Filtering ball valve

Technical Field

The utility model relates to the technical field of valves, in particular to filtration type ball valve.

Background

The ball valve is one of the common valves, and its closing member is a ball body which can be rotated by 90 deg. around the central line of valve body to open and close. The main function of a ball valve in a pipeline is to shut off, regulate the flow of a medium or change the flow direction of the medium.

The existing ball valve generally has no filtering function, and solid particles and impurities doped in a fluid medium are easily deposited in a flow channel, so that the rotation of a ball body is difficult. Therefore, it is necessary to install the filtering structure in the ball valve, and it is also necessary to secure the filtering effect of the filtering structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a filtration type ball valve to solve the problem that proposes among the background art.

The above technical purpose of the present invention can be achieved by the following technical solutions: a filtering ball valve comprises a valve body and a valve cover arranged at the upper end of the valve body, wherein a flow channel for fluid medium to flow is formed in the valve body, a valve rod penetrating the flow channel is installed on the valve cover, a ball body synchronously rotating along with the valve rod is installed at one end, located at the flow channel, of the valve rod, the flow channel is divided by the ball body to form a left flow inlet channel and a right flow outlet channel, and an execution handle for providing driving force for the valve rod is arranged at the upper end of the valve cover;

a stepped groove is formed in the left side of the flow inlet channel, a mounting ring which is abutted against the stepped groove is arranged in the flow inlet channel, a fixing ring which is used for extruding and fixing the mounting ring is arranged on the left side of the mounting ring, the fixing ring is attached to the wall of the flow inlet channel, a locking bolt is screwed between the fixing ring and the wall of the flow inlet channel, and the purpose of fixing the fixing ring is achieved through the locking bolt;

the left side interval in the mounting ring is larger than the right side interval, and the right side end of the mounting ring is connected with the edge of the stepped groove; the mounting ring is internally provided with a plurality of mounting areas, each mounting area is provided with a filter plate, the mounting ring is internally provided with a limiting groove corresponding to the upper end and the lower end of the mounting area, a limiting member is arranged in the limiting groove, and the purpose of limiting the filter plate is achieved through the limiting member.

The further setting is that: the quantity of installing zone be three, be first installing zone, second installing zone and third installing zone according to the direction from a left side to the right side in proper order, the quantity of filter be three, be first filter, second filter and the third filter of installing in first installing zone, second installing zone and third installing zone respectively, the vertical height of first filter be greater than the second filter, the vertical height of second filter be greater than the third filter, just first filter, second filter and third filter in all seted up the filtration hole.

The further setting is that: the limiting component comprises a limiting fixed seat, a limiting embedded block, a compression spring and a limiting ball; the limiting fixing seat is fixedly arranged at the bottom of the limiting groove, the middle position of the fixing seat is hollow, the limiting embedded block is fixedly arranged at the middle position of the fixing seat and is shorter than the limiting fixing seat, one end of the compression spring is fixed on the limiting embedded block, the other end of the compression spring is fixed on the limiting ball, and the limiting ball is pushed outwards based on the elastic acting force of the compression spring so as to have the tendency of being separated from the notch of the limiting groove;

a welding block which enables the limiting ball to partially extend out is fixedly arranged at the notch of the limiting groove; the filter correspond the position in each spacing groove all set up the spacing caulking groove that supplies spacing ball local embedding.

The further setting is that: the outer side of the mounting ring is provided with a section of inwards concave slot, a plurality of balls are arranged in the slot, and the friction resistance is reduced through the arranged balls.

The further setting is that: the inner side of the fixing ring is provided with a sinking groove for sinking the head of the locking bolt.

The beneficial effects of the utility model reside in that:

1. in the utility model, a stepped groove is arranged on the left side of the inlet channel, the stepped groove plays the role of a limiting mounting ring, a fixing ring for extruding and fixing the mounting ring is arranged on the left side of the mounting ring, and the fixing ring is fixed in the inlet channel through a locking bolt; the intra-annular left side interval of installation is greater than its right side interval, be provided with a plurality of installing zones in the installation ring, the filter is all installed to each installing zone, the vertical height of first filter is greater than the second filter, the vertical height of second filter is greater than the third filter, therefore, can realize spacing in proper order to the filter of different vertical heights, the filter can contact with the wall that corresponds the installing zone, along with fluid medium's direction of motion, under fluid medium's drive, the contact that the filter can be stable is fixed and is corresponding the installing zone. And simultaneously, the utility model discloses set up three filter, effectively improve the filter effect.

2. The utility model provides a spacing groove has all been seted up to the last lower extreme that corresponds the installing zone in the installing ring to be provided with stop member in the spacing groove, reach the purpose of spacing filter through stop member. The limiting fixing seat in the limiting component is fixedly arranged at the bottom of the limiting groove, the limiting embedded block is fixedly arranged at the middle position of the fixing seat, one end of the compression spring is fixed on the limiting embedded block, and the other end of the compression spring is fixed on the limiting ball, so that the limiting ball is pushed outwards based on the elastic acting force of the compression spring and has a tendency of falling out of the notch of the limiting groove; the limiting embedded block is shorter than the limiting fixed seat and can play a role in limiting the compression spring; a welding block which enables the limiting ball to partially extend out is fixedly arranged at the notch of the limiting groove; the filter plate is provided with limit caulking grooves corresponding to the limit grooves, and limit balls can be partially embedded into the limit caulking grooves of the filter plate based on the elastic acting force of the compression spring so as to limit the filter plate; simultaneously, have and dismantle and install all very convenient advantage.

3. The utility model discloses in through setting up fluting and ball, reduce the frictional resistance when collar installation and dismantlement.

4. In the utility model, the sunken groove is arranged at the inner side of the fixed ring to prevent the locking bolt from obstructing the installation of the filter plate; the locking bolt can be better protected.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is an enlarged view of a portion B in fig. 2.

In the figure: 11. a valve body; 12. a valve cover; 131. a flow inlet channel; 132. discharging the flow channel; 14. a valve stem; 15. a sphere; 16. an actuating handle; 21. a stepped groove; 31. a mounting ring; 41. a fixing ring; 42. a locking bolt; 43. sinking a groove; 51. a first filter plate; 52. a second filter plate; 53. a third filter plate; 61. a limiting groove; 71. a limiting fixed seat; 72. limiting an embedded block; 73. a compression spring; 74. a limiting ball; 75. welding the blocks; 81. limiting caulking grooves; 91. slotting; 92. and (4) a ball.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 3, a filtering ball valve includes a valve body 11 and a valve cap 12 disposed at an upper end of the valve body 11, a flow channel for fluid medium to flow is formed in the valve body 11, a valve rod 14 penetrating the flow channel is mounted on the valve cap 12, a ball 15 rotating synchronously with the valve rod 14 is mounted at one end of the valve rod 14 located in the flow channel, the flow channel is partitioned by the ball 15 to form a left inlet flow channel 131 and a right outlet flow channel 132, and an actuating handle 16 providing a driving force for the valve rod 14 is disposed at an upper end of the valve cap 12. The above is the conventional structure of the ball valve, which belongs to the prior art and will not be further described here.

A stepped groove 21 is arranged on the left side of the inlet channel 131, a mounting ring 31 abutting against the stepped groove 21 is arranged in the inlet channel 131, a fixing ring 41 for pressing and fixing the mounting ring 31 is arranged on the left side of the mounting ring 31, the fixing ring 41 is attached to the wall of the inlet channel 131, a locking bolt 42 is screwed between the fixing ring 41 and the wall of the inlet channel 131, and the purpose of fixing the fixing ring 41 is achieved through the locking bolt 42;

the left side interval in the mounting ring 31 is larger than the right side interval, and the right side end part of the mounting ring 31 is connected with the edge of the stepped groove 21; be provided with a plurality of installing zones in the collar 31, the filter is all installed to each installing zone, and all seted up spacing groove 61 corresponding the upper and lower end of installing zone in the collar 31 to be provided with stop member in spacing groove 61, reach the purpose of spacing filter through stop member.

Wherein, the quantity of installing zone is three, be first installing zone according to the direction from a left side to the right side in proper order, second installing zone and third installing zone, the quantity of filter is three, be respectively for installing at first installing zone, first filter 51 in second installing zone and the third installing zone, second filter 52 and third filter 53, first filter 51 vertical highly be greater than second filter 52, second filter 52 vertical highly be greater than third filter 53, and first filter 51, the filtration pore has all been seted up in second filter 52 and the third filter 53.

Wherein, the limiting component comprises a limiting fixed seat 71, a limiting embedded block 72, a compression spring 73 and a limiting ball 74; the limiting fixing seat 71 is fixedly arranged at the bottom of the limiting groove 61, the middle position of the fixing seat is hollow, the limiting embedded block 72 is fixedly arranged at the middle position of the fixing seat, the limiting embedded block 72 is lower than the limiting fixing seat 71, one end of the compression spring 73 is fixed on the limiting embedded block 72, the other end of the compression spring is fixed on the limiting ball 74, and the limiting ball 74 is pushed outwards based on the elastic acting force of the compression spring 73, so that the limiting ball 74 has the tendency of being separated from the notch of the limiting groove 61;

a welding block 75 which allows the limiting ball 74 to partially extend out is fixedly arranged at the notch of the limiting groove 61; the filter corresponds the position of each spacing groove 61 and all offers the spacing caulking groove 81 that supplies the local embedding of spacing ball 74.

Wherein, the outside of the mounting ring 31 is provided with a section of inwardly recessed slot 91, and a plurality of balls 92 are arranged in the slot 91, and the friction resistance is reduced by the arranged balls 92.

A sink groove 43 into which the head of the locking bolt 42 is sunk is formed inside the fixing ring 41.

The working principle of the embodiment is as follows:

firstly, the mounting ring 31 is pushed into the flow inlet channel 131 and abuts against the stepped groove 21, the stepped groove 21 plays a limiting role, then the fixing ring 41 is pushed into the flow inlet channel 131 and abuts against the left side of the mounting ring 31, and the fixing ring 41 is fixed by screwing in the locking bolt 42; then, push into third filter 53, second filter 52 and first filter 51 to collar 31 in proper order, the vertical height difference of third filter 53, second filter 52 and first filter 51 can support in proper order on the inner wall of collar 31, and at this moment, spacing ball 74 in the spacing component can be based on the elastic force embedding of compression spring 73 to the spacing caulking groove 81 of three filter in to the realization is spacing to three filters.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. A filtering ball valve comprises a valve body (11) and a valve cover (12) arranged at the upper end of the valve body (11), wherein a flow channel for fluid medium to circulate is formed in the valve body (11), a valve rod (14) penetrating through the flow channel is installed on the valve cover (12), a ball body (15) rotating synchronously with the valve rod (14) is installed at one end, located on the flow channel, of the valve rod (14), the flow channel is divided by the ball body (15) to form a left flow inlet channel (131) and a right flow outlet channel (132), and an execution handle (16) for providing driving force for the valve rod (14) is arranged at the upper end of the valve cover (12); the method is characterized in that:

a stepped groove (21) is formed in the left side of the flow inlet channel (131), a mounting ring (31) which is abutted against the stepped groove (21) is arranged in the flow inlet channel (131), a fixing ring (41) which is used for extruding and fixing the mounting ring (31) is arranged on the left side of the mounting ring (31), the fixing ring (41) is attached to the wall of the flow inlet channel (131), a locking bolt (42) is screwed between the fixing ring (41) and the wall of the flow inlet channel (131), and the purpose of fixing the fixing ring (41) is achieved through the locking bolt (42);

the left side interval in the mounting ring (31) is larger than the right side interval, and the right side end of the mounting ring (31) is connected with the edge of the stepped groove (21); the mounting ring (31) is internally provided with a plurality of mounting areas, each mounting area is provided with a filter plate, the mounting ring (31) is internally provided with a limiting groove (61) corresponding to the upper end and the lower end of the mounting area, a limiting member is arranged in the limiting groove (61), and the purpose of limiting the filter plate is achieved through the limiting member.

2. A filter-type ball valve as claimed in claim 1, wherein: the quantity of installing zone be three, be first installing zone, second installing zone and third installing zone according to the direction from a left side to the right side in proper order, the quantity of filter be three, be respectively for installing first filter (51), second filter (52) and third filter (53) in first installing zone, second installing zone and third installing zone, vertical highly being greater than second filter (52) of first filter (51), vertical highly being greater than third filter (53) of second filter (52), just first filter (51), second filter (52) and third filter (53) in all seted up the filtration hole.

3. A filter-type ball valve as claimed in claim 2, wherein: the limiting component comprises a limiting fixed seat (71), a limiting embedded block (72), a compression spring (73) and a limiting ball (74); the limiting fixing seat (71) is fixedly arranged at the bottom of the limiting groove (61), the middle of the fixing seat is hollowed out, the limiting embedded block (72) is fixedly arranged at the middle of the fixing seat, the limiting embedded block (72) is lower than the limiting fixing seat (71), one end of the compression spring (73) is fixed on the limiting embedded block (72), the other end of the compression spring is fixed on the limiting ball (74), and the limiting ball (74) is pushed outwards based on the elastic acting force of the compression spring (73), so that the limiting ball (74) has the tendency of being separated from the notch of the limiting groove (61);

a welding block (75) which allows the limiting ball (74) to partially extend out is fixedly arranged at the notch of the limiting groove (61); the filter correspond the position of each spacing groove (61) all offer the spacing caulking groove (81) that supplies spacing ball (74) local embedding.

4. A filter-type ball valve as claimed in claim 1, wherein: the outer side of the mounting ring (31) is provided with a section of inwards concave slot (91), a plurality of balls (92) are arranged in the slot (91), and the friction resistance is reduced through the arranged balls (92).

5. A filter-type ball valve as claimed in claim 1, wherein: and a sinking groove (43) for sinking the head of the locking bolt (42) is formed in the inner side of the fixing ring (41).