CN221423904U

CN221423904U - High-temperature molten salt butterfly valve

Info

Publication number: CN221423904U
Application number: CN202322960755.3U
Authority: CN
Inventors: 陈继灶; 赖徽文; 梁世耿
Original assignee: Shuanglun Special Valve Manufacturing Group Co ltd
Current assignee: Shuanglun Special Valve Manufacturing Group Co ltd
Priority date: 2023-11-02
Filing date: 2023-11-02
Publication date: 2024-07-26
Anticipated expiration: 2033-11-02

Abstract

The utility model provides a high-temperature molten salt butterfly valve. The high-temperature molten salt butterfly valve comprises a valve body, a first baffle is movably sleeved in the valve body, a threaded rod is movably sleeved at the top of the first baffle, a pipeline is fixedly sleeved on the side face of the valve body, an adjusting box is fixedly connected to the top of the valve body, and a first gear is movably sleeved in the adjusting box. According to the high-temperature molten salt butterfly valve, the first gear is arranged, when the butterfly valve needs to be opened, the rotating motor is started, so that the rotating motor can drive the first gear to rotate through the second gear, namely, the threaded rod is driven to move up and down, and the threaded rod can drive the first baffle to move up and down, so that the opening and closing effect of the inside of the valve body is achieved, the problem that the butterfly valve needs to be manually opened and closed for a long time is solved, convenience is brought to the opening and closing of the butterfly valve, and the convenience in use of the butterfly valve is improved.

Description

High-temperature molten salt butterfly valve

Technical Field

The utility model relates to the field of butterfly valves, in particular to a high-temperature molten salt butterfly valve.

Background

At present, a high-temperature butterfly valve is used as a component for realizing on-off and flow control of a pipeline system, and has been widely applied in many fields of petroleum, chemical industry, metallurgy, hydropower and the like. In the known butterfly valve technology, a sealing structure is often adopted in a sealing mode, and sealing materials are rubber, polytetrafluoroethylene and the like. Due to the limitation of structural characteristics, the high-temperature-resistant, high-pressure-resistant, corrosion-resistant and wear-resistant steel is suitable for industries such as high temperature resistance, high pressure resistance, corrosion resistance and the like. The existing advanced butterfly valve is a triple eccentric metal hard seal butterfly valve, wherein a valve body and a valve seat are connected components, and a valve seat sealing surface layer is overlaid with a temperature-resistant and corrosion-resistant alloy material. The multi-layer soft-stack sealing ring is fixed on the valve plate, compared with the traditional butterfly valve, the butterfly valve has the advantages of high temperature resistance, light operation, no friction in opening and closing, compensation and sealing along with the increase of the torque of the transmission mechanism during closing, improvement of the sealing performance of the butterfly valve and prolonged service life.

In the prior art, for example, chinese patent No.: the utility model provides a multilayer hard seal high temperature fused salt butterfly valve of CN 213628910U, wherein includes the quick-witted case, the quick-witted case top is equipped with the apron, the apron four corners is equipped with fixed knot, the quick-witted case below is equipped with the neck pipe, the neck pipe below is equipped with the butterfly valve pipe, the inside connecting rod that is equipped with of butterfly valve pipe, the connecting rod both sides are equipped with the rolling bearing, be equipped with the horizontal pole on the connecting rod, the horizontal pole both sides are equipped with the butterfly valve disc, the butterfly valve disc outside is equipped with the draw-in groove, the draw-in groove inside is equipped with the latex cover, quick-witted incasement portion is equipped with the dwang, the dwang top is equipped with fixed pivot, the dwang below is equipped with the gear wheel, gear wheel one side is equipped with the bevel gear, bevel gear one side is equipped with fixed carousel, fixed carousel outside is equipped with the rolling disc; the multilayer hard sealing high-temperature molten salt butterfly valve can achieve the purposes of multilayer hard sealing and improving steering force by arranging the cross rod and the bevel gear.

When carrying out the installation of butterfly valve among the prior art, because butterfly valve service environment's diversity for it is comparatively complicated problem when the butterfly valve switch to need to rotate continuously when the conveyer pipe diameter is great, and then leads to manual opening and shutting butterfly valve.

Therefore, it is necessary to provide a high temperature molten salt butterfly valve to solve the above technical problems.

Disclosure of utility model

The utility model provides a high-temperature molten salt butterfly valve, which solves the problem that the butterfly valve is relatively complex when a butterfly valve is opened or closed manually because of the continuous rotation of a butterfly valve switch when the diameter of a conveying pipe is large due to the diversity of the use environment of the butterfly valve.

In order to solve the technical problems, the high-temperature molten salt butterfly valve provided by the utility model comprises a valve body, wherein a first baffle is movably sleeved in the valve body, a threaded rod is movably sleeved at the top of the first baffle, a pipeline is fixedly sleeved on the side surface of the valve body, an adjusting box is fixedly connected to the top of the valve body, a first gear is movably sleeved in the adjusting box, a rotating motor is fixedly arranged on the side surface of the inner wall of the adjusting box, a second gear is fixedly sleeved on an output shaft of the rotating motor, a third gear is movably sleeved in the adjusting box, a sliding ball is movably sleeved at the bottom of an inner cavity of the adjusting box, a protection mechanism is arranged in the adjusting box, a second baffle is movably sleeved in the valve body, and a sealing mechanism is arranged at one end of the pipeline.

Preferably, the first gear is in threaded connection with the outside of the threaded rod, and the first gear is movably connected with the inside of the valve body in a sleeved mode.

Preferably, the diameter value of the third gear is smaller than that of the first gear, and the third gear is meshed with the first gear.

Preferably, the top of the sliding ball is tightly contacted with the bottom of the first gear, and the number of the sliding balls is a plurality of the sliding balls.

Preferably, the protection mechanism comprises a supporting plate, the supporting plate is fixedly sleeved in the adjusting box, and a dampproof block is fixedly connected to the bottom of the supporting plate.

Preferably, the second baffle is parallel to the first baffle, and the second baffle is matched with the valve body.

Preferably, the sealing mechanism comprises a connecting seat, the connecting seat is fixedly connected to one end of the pipeline, a bolt is sleeved on the internal thread of the connecting seat, a sealing ring is movably sleeved on the outer portion of the bolt, and the sealing ring is made of rubber materials.

Compared with the related art, the high-temperature molten salt butterfly valve provided by the utility model has the following beneficial effects:

The utility model provides a high-temperature molten salt butterfly valve, which is characterized in that a first gear is arranged, when the butterfly valve needs to be opened, a rotating motor is started, so that the rotating motor can drive the first gear to rotate through a second gear, namely, a threaded rod is driven to move up and down, and the threaded rod can drive a first baffle to move up and down, so that the opening and closing effect of the inside of a valve body is achieved, the problem that the butterfly valve needs to be operated for a long time when being manually opened and closed is avoided, convenience is brought to the opening and closing of the butterfly valve, and the convenience in use of the butterfly valve is improved;

Through setting up No. two baffles, when carrying out butterfly valve opening, no. one baffle can seal the inner chamber of valve body with No. two baffles simultaneously, and then reaches the dual closure of valve body to avoided the non-unified problem that takes place to permeate of medium density, thereby improved the compactness when butterfly valve is closed.

Drawings

FIG. 1 is a schematic diagram of a high temperature molten salt butterfly valve according to a preferred embodiment of the present utility model;

FIG. 2 is a front view of a high temperature molten salt butterfly valve of the type shown in FIG. 1;

FIG. 3 is a perspective view of a valve body in the high temperature molten salt butterfly valve of FIG. 1;

Fig. 4 is a top-down cross-sectional view of the regulating tank in the high temperature molten salt butterfly valve of fig. 1.

Reference numerals in the drawings: 1. a valve body; 2. a first baffle; 3. a threaded rod; 4. a pipe; 5. an adjusting box; 6. a first gear; 7. a rotating electric machine; 8. a second gear; 9. a third gear; 10. a sliding ball; 11. a protective mechanism; 111. a support plate; 112. a moisture-proof block; 12. a second baffle; 13. a sealing mechanism; 131. a connecting seat; 132. a bolt; 133. and (3) sealing rings.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

Referring to fig. 1, fig. 2, fig. 3, and fig. 4 in combination, fig. 1 is a schematic structural diagram of a preferred embodiment of a high-temperature molten salt butterfly valve according to the present utility model; FIG. 2 is a front view of a high temperature molten salt butterfly valve of the type shown in FIG. 1; FIG. 3 is a perspective view of a valve body in the high temperature molten salt butterfly valve of FIG. 1; fig. 4 is a top-down cross-sectional view of the regulating tank in the high temperature molten salt butterfly valve of fig. 1. The utility model provides a high temperature molten salt butterfly valve, including valve body 1, the inside activity of valve body 1 has cup jointed baffle 2 No. one, threaded rod 3 has been cup jointed in the activity of baffle 2's top, pipeline 4 has been cup jointed in the fixed cover in side of valve body 1, the top fixedly connected with regulating box 5 of valve body 1, gear 6 has been cup jointed in the inside activity of regulating box 5, the side fixed mounting of regulating box 5 inner wall has rotating electrical machines 7, gear 8 No. two has been fixedly cup jointed on rotating electrical machines 7's the output shaft, gear 9 No. three has been cup jointed in the inside activity of regulating box 5, sliding ball 10 has been cup jointed in the activity of regulating box 5 inner chamber's bottom, the inside of regulating box 5 is provided with protection machanism 11, baffle 12 No. two has been cup jointed in the inside activity of valve body 1, the one end of pipeline 4 is provided with sealing mechanism 13.

The first gear 6 is in threaded sleeve joint with the outer part of the threaded rod 3, and the first gear 6 is movably sleeved joint with the inner part of the valve body 1; through setting up gear 6, when needing to carry out the butterfly valve and open, start rotating electrical machines 7 for rotating electrical machines 7 can drive gear 6 through No. two gears 8 and rotate, drive threaded rod 3 promptly and reciprocate, make threaded rod 3 can drive baffle 2 reciprocate, thereby reach the inside effect that opens and shuts of valve body 1, and then the problem that needs long-time operation when having avoided manual butterfly valve that opens and shuts, thereby for the opening and shutting of butterfly valve brought convenience, improved the convenience when the butterfly valve uses promptly.

The diameter value of the third gear 9 is smaller than that of the first gear 6, and the third gear 9 is in meshed connection with the first gear 6; through setting up No. three gears 9, when carrying out No. one gear 6 transmission, no. three gears 9 can carry out the position to rotatory No. one gear 6 and prescribe a limit to, and then reach the location effect of No. one gear 6 position to avoid taking place the problem of position offset when No. one gear 6 is rotatory, and then improved the stability of No. one gear 6 position when rotatory.

The top of the sliding balls 10 are closely contacted with the bottom of the first gear 6, and the number of the sliding balls 10 is a plurality; through setting up slip ball 10, when gear 6 drives threaded rod 3 and reciprocates, slip ball 10 can support gear 6 in the rotation, and then avoided gear 6 when rotatory with the bottom of adjusting box 5 inner chamber rub, and then avoided gear 6 to send out the problem of serious wearing and tearing when rotatory for a long time to the life of butterfly valve has been improved.

The protection mechanism 11 comprises a support plate 111, the support plate 111 is fixedly sleeved in the adjusting box 5, and the bottom of the support plate 111 is fixedly connected with a damp-proof block 112; through setting up protection machanism 11, when the butterfly valve used for a long time, dampproofing piece 112 can filter the air current that gets into the regulating box 5 inside for the inside vapor of air current can be adsorbed in the inside of dampproofing piece 112, and then has avoided vapor to get into the inside of regulating box 5 along with the air current, leads to the inside device of butterfly valve to take place the problem of corrosion, thereby has improved the corrosion resistance of butterfly valve.

The second baffle 12 is parallel to the first baffle 2, and the second baffle 12 is matched with the valve body 1; through setting up No. two baffles 12, when carrying out butterfly valve opening, no. one baffle 2 can seal the inner chamber of valve body 1 simultaneously with No. two baffles 12, and then reaches the dual closure of valve body 1 to avoided the non-uniform problem that takes place to permeate of medium density, thereby improved the compactness when butterfly valve is closed.

The sealing mechanism 13 comprises a connecting seat 131, the connecting seat 131 is fixedly connected to one end of the pipeline 4, a bolt 132 is sleeved on the inner thread of the connecting seat 131, a sealing ring 133 is movably sleeved on the outer part of the bolt 132, and the sealing ring 133 is made of rubber material; through setting up sealing mechanism 13, when carrying out butterfly valve fixed mounting, rotatory bolt 132 for bolt 132 can drive the inseparable extrusion of sealing washer 133 in the side of connecting seat 131, and then reaches the filling effect in gap between a plurality of connecting seats 131, has improved the leakproofness after the pipeline 4 is connected promptly, thereby has avoided the inside material of butterfly valve to permeate the problem of junction from pipeline 4, has improved the sealed effect of butterfly valve promptly.

The working principle of the high-temperature molten salt butterfly valve provided by the utility model is as follows:

The first step: when the butterfly valve needs to be opened, the rotating motor 7 is started, the rotating motor 7 can drive the first gear 6 to rotate through the second gear 8, namely the threaded rod 3 is driven to move up and down, the threaded rod 3 can drive the first baffle 2 to move up and down, the opening and closing effect of the inside of the valve body 1 is achieved, further the problem that the butterfly valve needs to be operated for a long time when the butterfly valve is manually opened and closed is avoided, convenience in the use of the butterfly valve is improved, when the first gear 6 is driven, the third gear 9 can limit the position of the rotating first gear 6, further the positioning effect of the position of the first gear 6 is achieved, the problem that the position of the first gear 6 is offset when the first gear 6 rotates is avoided, further the stability of the position of the first gear 6 is improved, when the first gear 6 drives the threaded rod 3 to move up and down, the sliding ball 10 can support the rotating first gear 6, further the problem that the first gear 6 rubs against the bottom of the inner cavity of the regulating box 5 when the first gear 6 rotates is avoided, further the problem that the first gear 6 severely wears when the first gear 6 rotates for a long time is avoided, and the service life of the butterfly valve is prolonged;

And a second step of: when the butterfly valve is used for a long time, the moistureproof block 112 can filter the air flow entering the interior of the regulating box 5, so that the water vapor in the air flow can be adsorbed in the interior of the moistureproof block 112, the water vapor is prevented from entering the interior of the regulating box 5 along with the air flow, the corrosion of the internal device of the butterfly valve is caused, the corrosion resistance of the butterfly valve is improved, when the butterfly valve is opened, the first baffle plate 2 and the second baffle plate 12 can simultaneously seal the inner cavity of the valve body 1, and then the double closing of the valve body 1 is achieved, the problem that the medium density is not uniform and permeates is avoided, the tightness of the butterfly valve is improved, when the butterfly valve is fixedly installed, the bolt 132 is rotated, the bolt 132 can drive the sealing ring 133 to tightly extrude the side face of the connecting seat 131, the filling effect of gaps among the connecting seats 131 is further achieved, namely the sealing performance after the connection of the pipeline 4 is improved, and the problem that the material inside the butterfly valve permeates from the connecting position of the pipeline 4 is avoided, namely the sealing effect of the butterfly valve is improved.

Through setting up gear 6, when needing to carry out the butterfly valve and open, start rotating electrical machines 7 for rotating electrical machines 7 can drive gear 6 through No. two gears 8 and rotate, drive threaded rod 3 promptly and reciprocate, make threaded rod 3 can drive baffle 2 reciprocate, thereby reach the inside effect that opens and shuts of valve body 1, and then the problem that needs long-time operation when having avoided manual butterfly valve that opens and shuts, thereby for the opening and shutting of butterfly valve brought convenience, improved the convenience when the butterfly valve uses promptly.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides a high temperature fused salt butterfly valve, includes valve body (1), its characterized in that: the inside activity of valve body (1) has cup jointed baffle (2) No. one, threaded rod (3) have been cup jointed in the activity of the top of baffle (2) No. one, pipeline (4) have been cup jointed in the side of valve body (1) fixed, the top fixedly connected with regulating box (5) of valve body (1), gear (6) have been cup jointed in the inside activity of regulating box (5), the side fixed mounting of regulating box (5) inner wall has rotating electrical machines (7), gear (8) No. two have been fixedly cup jointed on the output shaft of rotating electrical machines (7), gear (9) No. three have been cup jointed in the inside activity of regulating box (5), sliding ball (10) have been cup jointed in the bottom activity of regulating box (5) inner chamber, the inside of regulating box (5) is provided with protection machanism (11), the inside activity of valve body (1) has cup jointed No. two baffle (12), the one end of pipeline (4) is provided with sealing mechanism (13).

2. The high-temperature molten salt butterfly valve according to claim 1, wherein the first gear (6) is in threaded sleeve connection with the outer part of the threaded rod (3), and the first gear (6) is movably sleeve connection with the inner part of the valve body (1).

3. The high-temperature molten salt butterfly valve of claim 1 wherein the diameter of the gear No. three (9) is smaller than the diameter of the gear No. one (6), and the gear No. three (9) is in meshed connection with the gear No. one (6).

4. The high-temperature molten salt butterfly valve according to claim 1, wherein the top of the sliding balls (10) is in close contact with the bottom of the gear number one (6), and the number of the sliding balls (10) is a plurality.

5. The high-temperature molten salt butterfly valve according to claim 1, wherein the protection mechanism (11) comprises a support plate (111), the support plate (111) is fixedly sleeved in the adjusting box (5), and a moisture-proof block (112) is fixedly connected to the bottom of the support plate (111).

6. The high-temperature molten salt butterfly valve according to claim 1, wherein the second baffle (12) and the first baffle (2) are parallel to each other, and the second baffle (12) is matched with the valve body (1).

7. The high-temperature molten salt butterfly valve of claim 1, wherein the sealing mechanism (13) comprises a connecting seat (131), the connecting seat (131) is fixedly connected to one end of the pipeline (4), a bolt (132) is sleeved on an internal thread of the connecting seat (131), a sealing ring (133) is movably sleeved on the outer portion of the bolt (132), and the sealing ring (133) is made of rubber material.