CN214404733U - High-temperature-resistant type sealing butterfly valve - Google Patents

High-temperature-resistant type sealing butterfly valve Download PDF

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Publication number
CN214404733U
CN214404733U CN202022827788.7U CN202022827788U CN214404733U CN 214404733 U CN214404733 U CN 214404733U CN 202022827788 U CN202022827788 U CN 202022827788U CN 214404733 U CN214404733 U CN 214404733U
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CN
China
Prior art keywords
main part
valve
high temperature
valve rod
temperature resistant
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN202022827788.7U
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Chinese (zh)
Inventor
吴凡
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Jiangsu Huasitai Valve Manufacturing Co ltd
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Jiangsu Huasitai Valve Manufacturing Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by Jiangsu Huasitai Valve Manufacturing Co ltd filed Critical Jiangsu Huasitai Valve Manufacturing Co ltd
Priority to CN202022827788.7U priority Critical patent/CN214404733U/en
Application granted granted Critical
Publication of CN214404733U publication Critical patent/CN214404733U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a sealed butterfly valve of high temperature resistant type, including the main part of butterfly valve, flange, valve rod, valve plate, be used for carrying out the connection structure that connects, be used for carrying out sealed seal structure and be used for carrying out high temperature resistant protection architecture to the valve plate to the main part, spacing recess has been seted up to the inside bottom of main part, the flange sets up in the main part both sides and is connected with the inside intercommunication of main part, install in spacing recess the bottom of valve rod, just the top of valve rod runs through the main part and extends to the main part outside, the valve plate is installed in the inside of main part, just the valve plate passes through the screw suit on the valve rod, connection structure installs in the outside top of main part and cup joints on the valve rod, seal structure installs in the both ends of valve rod, protection architecture installs in the both sides of valve plate. The utility model discloses simple structure, convenient to use, it is sealed effectual, and protect the surface of valve plate through high temperature resistant rubber protection pad, be favorable to the valve plate to use under high temperature environment.

Description

High-temperature-resistant type sealing butterfly valve
Technical Field
The utility model relates to a butterfly valve device technical field specifically is a butterfly valve is sealed to high temperature resistant type.
Background
A butterfly valve, also called a flap valve, is a regulating valve with simple structure, and can be used for the on-off control of low-pressure pipeline media, namely a valve with a closing part which is a disc and rotates around a valve shaft to open and close, the valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like, and mainly plays a role in cutting off and throttling on a pipeline, the butterfly valve opening and closing part is a disc-shaped butterfly plate and rotates around the axis of the butterfly plate in a valve body so as to achieve the purposes of opening, closing and regulating, the butterfly valve is widely used for regulating flow and cutting off fluid due to excellent performance on industrial pipelines such as metallurgy, electric power, petrochemical industry, water supply and drainage and municipal construction, but most butterfly valves in the market have poor high temperature resistance, and the service life of the valve body is extremely easy to reduce after long-time use, therefore, a high temperature resistant type dense layer butterfly valve is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a butterfly valve is sealed to high temperature resistant type to solve the problem that proposes among the above-mentioned background art.
In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a high temperature resistant type seal butterfly valve, includes main part, flange, valve rod, valve plate of butterfly valve, is used for carrying out the connection structure who connects to the main part, is used for carrying out sealed seal structure and being used for carrying out high temperature resistant protection architecture to the valve plate to the main part, spacing recess has been seted up to the inside bottom of main part, the flange sets up in the main part both sides and is connected with the inside intercommunication of main part, install in spacing recess the bottom of valve rod, just the top of valve rod is run through the main part and is extended to the main part outside, the valve plate is installed in the inside of main part, just the valve plate passes through the screw suit on the valve rod, connection structure installs on the outside top of main part and cup joints on the valve rod, seal structure installs in the both ends of valve rod, protection architecture installs in the surface of valve plate.
Further, connection structure includes connector, connecting plate, fastening knob and nut, the connector is installed on the outside top of main part, just the connector is connected with the inside intercommunication of main part, the connecting plate is installed on the connector, just the edges all around of connecting plate and connector all set up the thread groove of directional matching, the fastening knob is installed in the thread groove on the connecting plate, just the nut is installed to the bottom through connector of fastening knob.
Furthermore, the sealing structure is composed of a first sealing ring and a second sealing ring, the first sealing ring is installed inside the connector and is connected with the inner wall of the connector in a sealing mode, the first sealing ring is sleeved on the valve rod, the second sealing ring is installed inside the limiting groove and is connected with the inner wall of the limiting groove in a sealing mode, and the second sealing ring is sleeved at the bottom of the valve rod.
Furthermore, the protection architecture comprises two high temperature resistant rubber protection pads, two the high temperature resistant rubber protection pad is installed respectively in the surface of valve plate, and is connected with the surface laminating of valve plate.
Furthermore, a rotating wheel is installed at the top end of the valve rod.
Furthermore, the valve plate is sleeved with third sealing rings on two sides of the valve rod.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is:
1. the utility model discloses be provided with protection architecture, when the valve plate is controlled the fluid, protect the valve plate through the high temperature resistant rubber protection pad of valve plate both sides installation on the surface, avoid the fluid to cause the damage to the valve plate under high temperature environment, and lead to the valve plate to the control effect variation of fluid, be favorable to the valve plate to control the fluid under high temperature environment.
2. The utility model discloses be provided with seal structure and third sealing washer, carry out sealed processing through first sealing washer and second sealing washer to the both ends of valve rod, avoid the inside fluid of main part to reveal from the both ends of valve rod to the outside, and when the valve plate was closed, carry out sealed processing to the edge of valve plate through the third sealing washer, improve the leakproofness between valve plate and the main part inner wall, strengthen the sealed effect to the fluid.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic side view of the present invention;
fig. 3 is a schematic view illustrating the installation of a third seal ring according to the present invention;
fig. 4 is an enlarged schematic view of the utility model at a in fig. 1;
fig. 5 is an enlarged schematic view of the present invention at B in fig. 1.
In the figure: 1. a main body; 2. a flange; 3. a valve stem; 4. a valve plate; 5. a connector; 6. a connecting plate; 7. fastening a knob; 8. a nut; 9. a first seal ring; 10. a second seal ring; 11. a limiting groove; 12. a high temperature resistant rubber protection pad; 13. a rotating wheel; 14. and a third sealing ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a high-temperature resistant sealing butterfly valve comprises a butterfly valve body 1, a flange 2, a valve rod 3, a valve plate 4, a connecting structure for connecting the butterfly valve body 1, a sealing structure for sealing the butterfly valve body 1 and a high-temperature resistant protection structure for protecting the valve plate 4, the bottom end of the interior of the main body 1 is provided with a limiting groove 11, the flanges 2 are arranged at two sides of the main body 1 and are communicated and connected with the interior of the main body 1, the bottom of the valve rod 3 is arranged in the limiting groove 11, and the top end of the valve rod 3 extends to the outside of the main body 1 through the main body 1, the valve plate 4 is arranged in the main body 1, the valve plate 4 is sleeved on the valve rod 3 through a screw, the connecting structure is arranged at the top end of the outer part of the main body 1 and sleeved on the valve rod 3, the sealing structures are arranged at two ends of the valve rod 3, and the protection structures are arranged on the outer surface of the valve plate 4.
Connection structure includes connector 5, connecting plate 6, fastening knob 7 and nut 8, connector 5 is installed in the outside top of main part 1, just connector 5 is connected with the inside intercommunication of main part 1, connecting plate 6 is installed on connector 5, just edge all around has all seted up the thread groove of directed matching to connecting plate 6 and connector 5, fastening knob 7 is installed in the thread groove on connecting plate 6, just the bottom of fastening knob 7 runs through connector 5 and installs nut 8, is convenient for install main part 1, is favorable to maintaining and changing valve rod 3 and first sealing washer 9.
Seal structure comprises first sealing washer 9 and second sealing washer 10, first sealing washer 9 is installed in the inside of connector 5 and the inner wall sealing connection of connector 5, just first sealing washer 9 suit is on valve rod 3, second sealing washer 10 is installed in the inside of spacing recess 11 and the inner wall sealing connection of spacing recess 11, just second sealing washer 10 suit is in the bottom of valve rod 3, is convenient for carry out sealed the processing to valve rod 3 both ends, avoids the inside fluid of main part 1 to outwards reveal from valve rod 3 both ends, improves the inside leakproofness of main part 1.
Protection architecture comprises two high temperature resistant rubber protection pads 12, two high temperature resistant rubber protection pads 12 install respectively in the surface of valve plate 4, and is connected with the surface laminating of valve plate 4, is convenient for protect valve plate 4, is favorable to valve plate 4 to use under high temperature environment.
Runner 13 is installed on the top of valve rod 3, is favorable to rotating through rotation control valve rod 3 to control valve plate 4 rotates and controls the inside fluid of main part 1.
The third sealing rings 14 are sleeved on the two sides of the valve rod 3 on the valve plate 4, so that the sealing performance of the edge of the valve plate 4 between the inner walls of the main body 1 is improved, and the fluid in the main body 1 is better controlled.
The utility model discloses a theory of operation: through rotating runner 13, drive valve rod 3 and rotate the department, thereby control valve plate 4 rotates and controls the fluid of main part 1 inside, the fluid is when the inside circulation of main part 1, carry out sealing process to valve rod 3 both ends through first sealing washer 9 and second sealing washer 10, avoid the fluid of main part 1 inside to outwards reveal from the both ends of valve rod 3, increase the leakproofness of main part 1 inside, when valve plate 4 closes, carry out sealing process to the edge of valve plate 4 and main part 1 inner wall through third sealing washer 14, improve the leakproofness that valve plate 4 edge is in between main part 1 inner wall, increase the control effect to main part 1 inside fluid, high temperature resistant rubber protection pad 12 through installing on valve plate 4 both sides surface protects valve plate 4, be favorable to valve plate 4 to use under high temperature environment, and not fragile.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a high temperature resistant type seals butterfly valve, includes main part (1), flange (2), valve rod (3), valve plate (4) of butterfly valve, is used for carrying out the connection structure who connects to main part (1), is used for carrying out sealed structure and be used for carrying out high temperature resistant protection architecture to valve plate (4) to main part (1), its characterized in that: spacing recess (11) have been seted up to the inside bottom of main part (1), flange (2) set up in main part (1) both sides and with main part (1) inside intercommunication connection, install in spacing recess (11) the bottom of valve rod (3), just the top of valve rod (3) runs through main part (1) and extends to main part (1) outside, valve plate (4) are installed in the inside of main part (1), just valve plate (4) through the screw suit on valve rod (3), connection structure installs in the outside top of main part (1) and cup joints on valve rod (3), seal structure installs in the both ends of valve rod (3), protection architecture installs in the surface of valve plate (4).
2. The high temperature resistant type sealing butterfly valve of claim 1, wherein: connection structure includes connector (5), connecting plate (6), fastening knob (7) and nut (8), install on the outside top of main part (1) connector (5), just connector (5) are connected with main part (1) inside intercommunication, install on connector (5) connecting plate (6), just connecting plate (6) and connector (5) edge all around sets up the thread groove of directional matching, install in the thread groove on connecting plate (6) fastening knob (7), just nut (8) are installed in the bottom through connector (5) of fastening knob (7).
3. The high temperature resistant type sealing butterfly valve of claim 1, wherein: the sealing structure is composed of a first sealing ring (9) and a second sealing ring (10), the first sealing ring (9) is installed inside the connector (5) and connected with the inner wall of the connector (5) in a sealing mode, the first sealing ring (9) is sleeved on the valve rod (3), the second sealing ring (10) is installed inside the limiting groove (11) and connected with the inner wall of the limiting groove (11) in a sealing mode, and the second sealing ring (10) is sleeved on the bottom of the valve rod (3).
4. The high temperature resistant type sealing butterfly valve of claim 1, wherein: the protection architecture comprises two high temperature resistant rubber protection pads (12), two high temperature resistant rubber protection pads (12) are installed respectively in the surface of valve plate (4), and are connected with the surface laminating of valve plate (4).
5. The high temperature resistant type sealing butterfly valve of claim 1, wherein: and a rotating wheel (13) is installed at the top end of the valve rod (3).
6. The high temperature resistant type sealing butterfly valve of claim 1, wherein: and third sealing rings (14) are sleeved on the valve plate (4) and positioned on two sides of the valve rod (3).
CN202022827788.7U 2020-11-30 2020-11-30 High-temperature-resistant type sealing butterfly valve Expired - Fee Related CN214404733U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022827788.7U CN214404733U (en) 2020-11-30 2020-11-30 High-temperature-resistant type sealing butterfly valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022827788.7U CN214404733U (en) 2020-11-30 2020-11-30 High-temperature-resistant type sealing butterfly valve

Publications (1)

Publication Number Publication Date
CN214404733U true CN214404733U (en) 2021-10-15

Family

ID=78036742

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022827788.7U Expired - Fee Related CN214404733U (en) 2020-11-30 2020-11-30 High-temperature-resistant type sealing butterfly valve

Country Status (1)

Country Link
CN (1) CN214404733U (en)

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Granted publication date: 20211015