CN216590024U

CN216590024U - Wear-resisting case governing valve

Info

Publication number: CN216590024U
Application number: CN202123374486.XU
Authority: CN
Inventors: 连欢
Original assignee: Kunshan Ailite Electromechanical Equipment Co ltd
Current assignee: Fuheng Industrial Technology Kunshan Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-05-24
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses a wear-resistant valve core regulating valve, which relates to the technical field of regulating valves and comprises a regulating valve main body, wherein the regulating valve main body consists of a valve body and a valve seat arranged on the valve body, flange plates are fixed at the inlet end and the outlet end of the valve body, a filter screen is arranged in the flange plate at the upper inlet end of the valve body, a valve plate is arranged in the valve body, the valve plate consists of a first connecting piece and a second connecting piece which are arranged in the valve body, a channel is formed between the first connecting piece and the second connecting piece, and a reinforced plugging plate is arranged in the channel in a sealing and sliding manner; utilize ceramic wearing parts to establish at the case outside as wear-resisting cover and cover, and then make the case have good wear-resisting characteristic, make the case can promote the result of use of case to the wear-resisting effect of shock resistance of medium, and utilize filter screen cooperation stopper to use and can carry out effective filtration to the medium of flowing through, avoid the particulate matter in the medium to enter into the inside of governing valve main part and gather and cause the jam, guarantee the normal circulation of governing valve main part.

Description

Wear-resisting case governing valve

Technical Field

The utility model relates to a governing valve technical field especially relates to a wear-resisting case governing valve.

Background

The regulating valve is also called a control valve, and in the field of industrial automation process control, the final control element for changing the process parameters of medium flow, pressure, temperature, liquid level and the like by power operation through receiving the control signal output by a regulating control unit. Generally consisting of an actuator and a valve. If according to the stroke characteristic, the regulating valve can be divided into a straight stroke and an angular stroke; it can be divided into a pneumatic regulating valve, an electric regulating valve and a hydraulic regulating valve according to the power used by the matched executing mechanism.

The valve core in the existing regulating valve has poor wear resistance, is easy to wear in a long-time use process, has incomplete functions, does not have a filtering function on a flowing medium, and only has a layer of sealing and plugging effect.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of wear-resisting case governing valve has solved current governing valve inner case wear resistance relatively poor, appears the wearing and tearing phenomenon easily in long-time use, and the function is imperfect, does not possess the filtering capability to the medium of flowing through, and only has the problem of the sealed shutoff effect of one deck.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a wear-resisting case governing valve, includes the governing valve main part, the governing valve main part comprises valve body and the disk seat of installing on the valve body, the entrance point and the exit end of valve body all are fixed with the ring flange, install the filter screen in the ring flange of entrance point department on the valve body, the inside valve plate that is provided with of valve body, the valve plate comprises connecting piece one and the connecting piece two of installing in the valve body, it has the enhancement closure plate to form a passageway and passageway internal seal slidable mounting between connecting piece one and the connecting piece two, it flows through the passageway to have offered the medium on the connecting piece two, the disk seat comprises connecting shell one and the connecting shell two of setting on connecting shell one installed on the valve body, run through in the disk seat and be provided with the valve rod, the bottom of valve rod is installed and is flowed through the case that the passageway cooperation was used with the medium.

As a preferred scheme of the utility model, the week side of filter screen is personally submitted the annular array and is installed a plurality of stopper, a plurality of spacing groove has been seted up to import end department ring flange inner wall on the valve body, stopper slidable mounting is at the inside wall of spacing groove.

As an optimized scheme of the utility model, the surface cover of case is equipped with wear-resisting cover, the material of wear-resisting cover specifically is ceramic wearing parts.

As a preferred scheme of the utility model, the fixed surface of valve rod installs the clamp plate, the last surface mounting who strengthens the shutoff board has the mounting panel, the mounting panel is located clamp plate tip below and laminates mutually with clamp plate tip lower surface, mounting panel slidable mounting is inside the valve body.

As a preferred scheme of the utility model, the side-mounting of mounting panel has two guide blocks, install two guide arms in the valve body, guide block slidable mounting is at the surface of guide arm, the surface cover of guide arm is equipped with the spring that both ends are connected with connecting piece one and guide block respectively.

As an optimal scheme of the utility model, the surface of connection shell one and the surface of connection shell two are fixed with collar one and collar two respectively, the laminating is provided with sealed rubber ring between collar one and the collar two, a plurality of picture peg is installed to collar one upper surface ring array, set up the jack that a plurality of supplied the picture peg to pass on the collar two, the swivel is installed in connection shell external surface rotation, the lower surface mounting of swivel has a plurality of connecting rod, the arc inserted bar is installed to the bottom of connecting rod, set up on the picture peg and supply arc inserted bar male arc slot, the tail end and the collar two phase connection of bolt and bolt are installed to the screw thread on the swivel.

The utility model discloses in:

the wear-resistant valve core regulating valve is provided with the wear-resistant sleeve, the ceramic wear-resistant piece is used as the wear-resistant sleeve and sleeved outside the valve core, so that the valve core has good wear-resistant characteristic, the valve core can achieve the shock-resistant and wear-resistant effects on a medium, the using effect of the valve core is effectively improved, the filter screen is matched with the limiting block to be used, the medium flowing through can be effectively filtered, the situation that particulate matters in the medium enter the regulating valve main body to be gathered to cause blockage is avoided, and the normal circulation of the regulating valve main body is ensured;

this wear-resisting case governing valve uses through setting up the first cooperation change of collar and collar two, utilize arc inserted bar to insert the bolt of arc slot inside cooperation on the picture peg to fix, and then realize that the equipment of connecting shell one and connecting shell two is fixed, moreover, the steam generator is simple in structure, it is fixed effectual, only install with a bolt, be convenient for carry out the dismouting operation, and cooperation clamp plate and mounting panel use when utilizing the valve rod downstream, make the further shutoff of strengthening the shutoff board of utilizing in the case shutoff, reach dual shutoff effect, effectively promote the shutoff effect of governing valve main part, effectively avoid revealing, perfect function diversity.

Drawings

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

FIG. 2 is a schematic structural view of the cross section of the valve body of the present invention;

fig. 3 is a schematic structural view of the first connecting shell and the second connecting shell of the present invention;

fig. 4 is a schematic structural diagram of the first connecting shell and the second connecting shell of the present invention.

In the figure: 1. a regulator valve body; 2. a valve body; 3. a flange plate; 4. filtering with a screen; 5. a limiting block; 6. a valve stem; 7. a valve core; 8. a wear-resistant sleeve; 9. a first connecting piece; 10. a second connecting piece; 11. pressing a plate; 12. mounting a plate; 13. reinforcing the plugging plate; 14. a guide block; 15. a guide bar; 16. a spring; 17. connecting the shell I; 18. a second connecting shell; 19. mounting a ring I; 20. a second mounting ring; 21. rotating the ring; 22. inserting plates; 23. a connecting rod; 24. an arc-shaped inserted link; 25. and (4) bolts.

Detailed Description

Examples

Referring to fig. 1-4, the utility model provides a wear-resisting case governing valve, including governing valve main part 1, governing valve main part 1 comprises valve body 2 and the disk seat of installing on valve body 2, entrance point and the exit end of valve body 2 all are fixed with ring flange 3, install filter screen 4 in the ring flange 3 of entrance end department on the valve body 2, a plurality of stopper 5 is installed to the week side personally submitting annular array of filter screen 4, a plurality of spacing groove has been seted up to 3 inner walls of ring flange of entrance end department on the valve body 2, stopper 5 slidable mounting is at the inside wall of spacing groove, utilize stopper 5 to insert the spacing inslot, can carry out spacing support to filter screen 4, make filter screen 4 difficult appearance rocking phenomenon in ring flange 3, and guarantee good stability behind ring flange 3 erection joint.

A valve plate is arranged in the valve body 2, the valve plate consists of a first connecting piece 9 and a second connecting piece 10 which are arranged in the valve body 2, a channel is formed between the first connecting piece 9 and the second connecting piece 10, a reinforced plugging plate 13 is arranged in the channel in a sealing and sliding manner, a medium flowing channel is arranged on the second connecting piece 10, the valve seat consists of a first connecting shell 17 arranged on the valve body 2 and a second connecting shell 18 arranged on the first connecting shell 17, a first mounting ring 19 and a second mounting ring 20 are respectively fixed on the outer surface of the first connecting shell 17 and the outer surface of the second connecting shell 18, a sealing rubber ring is arranged between the first mounting ring 19 and the second mounting ring 20 in a fitting manner, a plurality of inserting plates 22 are arranged on the upper surface of the first mounting ring 19 in an annular array manner, a plurality of inserting holes for the inserting plates 22 to pass through are arranged on the second mounting ring 20, a rotating ring 21 is rotatably arranged on the outer surface of the second connecting shell 18, a plurality of connecting rods 23 are arranged on the lower surface of the rotating ring 21, arc inserted bar 24 is installed to the bottom of connecting rod 23, offer on the picture peg 22 and supply arc inserted bar 24 male arc slot, the tail end that bolt 25 and bolt 25 were installed to the screw thread on the change 21 is connected with collar two 20, utilize picture peg 22 to insert in the jack, cooperation change 21 rotates and drives arc inserted bar 24 and insert in the arc slot, realize collar one 19 and collar two 20's connection, and utilize bolt 25 to fix, it is fixed just to use bolt 25 to accomplish, compare in using four bolt 25 to connect more convenient operation, and connection stability is good.

Run through being provided with valve rod 6 in the disk seat, the fixed surface of valve rod 6 installs clamp plate 11, strengthen the last surface mounting of shutoff board 13 and have mounting panel 12, mounting panel 12 is located 11 tip below of clamp plate and laminates mutually with 11 tip lower surfaces of clamp plate, mounting panel 12 slidable mounting is inside valve body 2, utilize clamp plate 11 and mounting panel 12 cooperation to use and can drive when making valve rod 6 drive 7 downstream of case and strengthen shutoff board 13 synchronous downstream, and then realize dual shutoff effect.

Two guide blocks 14 are installed on the side face of the installing plate 12, two guide rods 15 are installed in the valve body 2, the guide blocks 14 are slidably installed on the outer surfaces of the guide rods 15, springs 16 with two ends connected with the first connecting piece 9 and the guide blocks 14 respectively are sleeved on the outer surfaces of the guide rods 15, the guide blocks 14 and the guide rods 15 are matched for use, so that the vertical movement stability of the reinforced plugging plate 13 is good, and the springs 16 are arranged to ensure that the reinforced plugging plate 13 can be quickly restored to the original position when the pressing plate 11 moves upwards.

The bottom of valve rod 6 is installed and is flowed through the case 7 that the passageway cooperation was used with the medium, and the surface cover of case 7 is equipped with wear-resisting cover 8, and wear-resisting cover 8's material specifically is ceramic wearing parts, utilizes wear-resisting cover 8 cooperation case 7 to use for case 7 has good wear-resisting effect.

The working principle is as follows: firstly, the flange plates 3 at two ends of the regulating valve main body 1 are used for installation, the filter screen 4 is inserted into the limiting groove together with the limiting block 5 for installation before installation, the filter screen 4 is used for filtering the medium flowing through after installation to remove the particulate matters in the medium, the regulating valve main body 1 is required to be closed, the driving power mechanism drives the valve rod 6 to move downwards, the valve rod 6 drives the valve core 7 to move downwards, so that the valve core 7 blocks the medium flowing through the channel, meanwhile, when the valve rod 6 moves downwards, the pressure plate 11 is driven to move downwards, the pressure plate 11 drives the mounting plate 12 to move downwards, and further drives the reinforced plugging plate 13 to move downwards, so as to achieve the double plugging effect, meanwhile, the valve core 7 has good wear-resistant characteristic by utilizing the arrangement of the wear-resistant sleeve 8, the service life of the valve core 7 is effectively prolonged, when the first connecting shell 17 and the second connecting shell 18 need to be disassembled, the bolt 25 is unscrewed to rotate the rotary ring 21 so that the arc-shaped insert rod 24 is separated from the arc-shaped slot.

Claims

1. The utility model provides a wear-resisting case governing valve, its characterized in that includes governing valve main part (1), governing valve main part (1) comprises valve body (2) and the disk seat of installing on valve body (2), the entrance point and the exit end of valve body (2) all are fixed with ring flange (3), install filter screen (4) in ring flange (3) of valve body (2) upper entry end department, the inside valve plate that is provided with of valve body (2), the valve plate comprises connecting piece (9) and connecting piece two (10) of installing in valve body (2), form a passageway and sealed slidable mounting has the enhancement closure plate (13) in the passageway between connecting piece (9) and connecting piece two (10), the medium flow path has been seted up on connecting piece two (10), the disk seat comprises connecting shell one (17) of installing on valve body (2) and connecting shell two (18) of setting on connecting shell one (17), a valve rod (6) penetrates through the valve seat, and a valve core (7) matched with the medium flow passage for use is installed at the bottom end of the valve rod (6).

2. The wear-resistant valve core regulating valve according to claim 1, wherein a plurality of limiting blocks (5) are arranged on the circumferential side surface of the filter screen (4) in an annular array, a plurality of limiting grooves are formed in the inner wall of the flange plate (3) at the upper opening end of the valve body (2), and the limiting blocks (5) are slidably arranged on the inner side wall of the limiting grooves.

3. The wear-resistant valve core regulating valve according to claim 1, wherein a wear-resistant sleeve (8) is sleeved on the outer surface of the valve core (7), and the wear-resistant sleeve (8) is made of a ceramic wear-resistant piece.

4. The wear-resistant spool regulating valve according to claim 1, wherein a pressure plate (11) is fixedly mounted on the outer surface of the valve rod (6), a mounting plate (12) is mounted on the upper surface of the reinforcing plugging plate (13), the mounting plate (12) is positioned below the end part of the pressure plate (11) and is attached to the lower surface of the end part of the pressure plate (11), and the mounting plate (12) is slidably mounted inside the valve body (2).

5. The wear-resistant valve core regulating valve according to claim 4, wherein two guide blocks (14) are mounted on the side surface of the mounting plate (12), two guide rods (15) are mounted in the valve body (2), the guide blocks (14) are slidably mounted on the outer surfaces of the guide rods (15), and springs (16) with two ends respectively connected with the first connecting piece (9) and the guide blocks (14) are sleeved on the outer surfaces of the guide rods (15).

6. The wear-resistant valve core regulating valve according to claim 1, wherein the outer surface of the first connecting shell (17) and the outer surface of the second connecting shell (18) are respectively fixed with a first mounting ring (19) and a second mounting ring (20), a sealing rubber ring is fitted and arranged between the first mounting ring (19) and the second mounting ring (20), the upper surface of the first mounting ring (19) is in an annular array and provided with a plurality of inserting plates (22), the second mounting ring (20) is provided with a plurality of inserting holes for the inserting plates (22) to pass through, the outer surface of the second connecting shell (18) is rotatably provided with a rotating ring (21), the lower surface of the rotating ring (21) is provided with a plurality of connecting rods (23), the bottom end of the connecting rod (23) is provided with an arc-shaped inserting rod (24), the inserting plate (22) is provided with an arc-shaped inserting groove for the arc-shaped inserting rod (24) to pass through, the rotating ring (21) is provided with a bolt (25) and the tail end of the bolt (25) and the second mounting ring (20) through threads ) Are connected.