CN217927189U - High-temperature-resistant high-sealing butterfly valve - Google Patents

Abstract

The utility model discloses a high-temperature-resistant and high-seal butterfly valve, which comprises a valve seat, a valve plate is arranged inside the valve seat, a connecting rod is vertically connected to the inside of the valve plate, and a mounting seat is installed on the top of the valve seat. A fixed seat is installed on the top of the mounting seat, a sealing ring is installed on the outer ring of the valve plate, high temperature resistant rubber pads are provided at both ends of the valve plate, and disassembly bolts are installed around the high temperature resistant rubber pad . The high-temperature-resistant and high-seal butterfly valve is equipped with a valve plate, a sealing ring, a disassembly bolt and a high-temperature-resistant rubber pad. There is a high temperature resistant rubber pad, which has excellent high temperature resistance performance. The high temperature fluid first contacts the high temperature resistant rubber pad and will not directly contact the valve plate, thereby reducing the damage caused by high temperature to the valve plate. The board is prone to deformation problems.

Description

High temperature resistant high sealing butterfly valve

technical field

The utility model relates to the technical field of butterfly valves, in particular to a high-temperature-resistant and high-sealing butterfly valve.

Background technique

Valves can be used to control the flow of various types of fluids such as air, water, steam, mud, oil, liquid metal, and radioactive media. There are many types of valves, which can be divided into gate valves, globe valves, ball valves, and butterfly valves according to their opening and closing functions. etc. Among them, the valve core of the butterfly valve is a circular valve plate, which can rotate along the vertical axis perpendicular to the pipeline axis. When the plane of the valve plate is consistent with the axis of the pipe, it is fully open; when the plane of the gate plate is perpendicular to the axis of the pipe, it is fully closed. , so as to regulate and control various fluids. As more and more butterfly valves are put into use, people's requirements for butterfly valves are also getting higher and higher.

Most of the butterfly valves still have some problems when they are used. The sealing effect is insufficient for a long time, and the valve plate is prone to deformation due to high temperature. Generally, the valve plate is manually controlled, which is time-consuming and laborious, and the use efficiency is low. trouble.

Utility model content

The purpose of this utility model is to provide a high-temperature-resistant high-seal butterfly valve to solve the problems in the above-mentioned background technology that the sealing effect is insufficient for a long time and the valve plate is easily deformed due to high temperature.

In order to achieve the above purpose, the utility model provides the following technical solutions: a high temperature resistant high-seal butterfly valve, including a valve seat, a valve plate is arranged inside the valve seat, a connecting rod is vertically connected to the inside of the valve plate, the valve A mounting seat is installed on the top of the seat, a fixed seat is installed on the top of the mounting seat, a sealing ring is installed on the outer ring of the valve plate, a high temperature resistant rubber pad is provided at both ends of the valve plate, and the high temperature resistant rubber pad The pads are fitted with removable bolts around the pad.

Preferably, one side of the dismounting bolt penetrates the inside of the valve plate, and the high temperature resistant rubber pad covers the surface of the valve plate.

Preferably, the top of the connecting rod penetrates the inside of the mounting base and is connected with the drive rod, the bottom end of the fixing base is equipped with a large gear, and the right side of the large gear is equipped with a small gear, and the fixed The right side of the seat is equipped with a driving motor, and the output end of the driving motor is connected with the pinion.

Preferably, the pinion is perpendicular to the top of the bull gear, and the top of the driving rod is connected to the bull gear.

Preferably, the two ends of the valve seat are fixedly connected with a mounting plate, and a reserved hole is opened around the mounting plate, and a connecting bolt runs through the inside of the reserved hole, and a positioning bolt is sleeved on the outside of the connecting bolt. nuts.

Preferably, internal threads are provided on the inner side wall of the positioning nut, and the connecting bolt and the positioning nut are threaded.

Compared with the prior art, the beneficial effects of the utility model are: the high-temperature-resistant high-sealing butterfly valve has better sealing effect, excellent high-temperature resistance performance, automatic control valve plate adjustment, simple installation structure, and improved use effect;

(1) By setting the valve plate, sealing ring, dismounting bolts and high temperature resistant rubber pad, when in use, the outer side of the valve plate is equipped with a sealing ring, which has a good sealing effect and is not easy to leak. The two ends of the valve plate are equipped with high temperature resistant Rubber pad, high temperature resistant rubber pad has excellent high temperature resistance performance, the high temperature fluid first contacts with the high temperature resistant rubber pad, and will not directly contact with the valve plate, thereby reducing the damage caused by high temperature to the valve plate, the high temperature resistant rubber pad is assembled on the When the two ends of the valve plate are damaged or deformed after long-term use, the high-temperature resistant rubber pad can be replaced, which saves the cost of use;

(2) By setting the valve plate, connecting rod, driving rod, large gear, small gear and driving motor, when in use, start the driving motor, driven by the driving motor, drive the small gear to start rotating, and the gap between the small gear and the large gear There is a meshing connection between them, so as to drive the large gear and the driving rod to rotate. The bottom of the driving rod is connected to the connecting rod, so as to drive the valve plate to rotate along the axis of the connecting rod. When the plane of the valve plate is consistent with the axis of the pipe, it is fully open. When the plane is perpendicular to the axis of the pipe, it is fully closed, realizing the adjustment and control of the fluid, with high automation efficiency and improved adjustment efficiency;

(3) Through the valve seat, mounting plate, connecting bolt and positioning nut, when in use, use the installation tool to pass the connecting bolt through the inside of the mounting plate and through the mounting hole of the connecting plate, and then put the positioning nut on the connecting At the tail of the bolt, rotate and tighten the positioning nut to realize the installation and fixation of the valve seat, and the operation is easy.

Description of drawings

Fig. 1 is the front view sectional structure schematic diagram of the utility model;

Fig. 2 is a side view sectional structure schematic diagram of the utility model;

Fig. 3 is a schematic diagram of a partial section enlarged structure at A in Fig. 2 of the present utility model;

Fig. 4 is a schematic cross-sectional structure schematic diagram of the front view of the fixing seat of the present invention.

In the figure: 1. Valve seat; 2. Valve plate; 3. Connecting rod; 4. Sealing ring; 5. Reserved hole; 6. Mounting seat; 7. Driving rod; 8. Fixed seat; 9. Big gear; 10 , pinion gear; 11, driving motor; 12, mounting plate; 13, connecting bolts; 14, disassembly bolts; 15, positioning nuts; 16, high temperature resistant rubber pads.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Embodiment 1: Please refer to Figures 1-4, a high temperature resistant high sealing butterfly valve, including a valve seat 1, a valve plate 2 is arranged inside the valve seat 1, and a connecting rod 3 is vertically connected to the inside of the valve plate 2, and the valve seat 1 Mounting seat 6 is installed on the top, fixed seat 8 is installed on the top of mounting seat 6, sealing ring 4 is installed on the outer ring of valve plate 2, high temperature resistant rubber pad 16 is arranged at both ends of valve plate 2, the high temperature resistant rubber pad 16 Dismounting bolts 14 are installed around, and one side of the disassembling bolts 14 runs through the inside of the valve plate 2, and the high temperature resistant rubber pad 16 covers the surface of the valve plate 2;

Specifically, as shown in Figure 1, Figure 2 and Figure 3, a sealing ring 4 is installed on the outside of the valve plate 2, which has a good sealing effect and is not prone to leakage. The rubber pad 16 is excellent in high temperature resistance. The high temperature fluid first contacts with the high temperature resistant rubber pad 16 and will not directly contact the valve plate 2, thereby reducing the damage to the valve plate 2 caused by high temperature and achieving the purpose of high temperature resistance and high sealing.

Embodiment 2: The top of the connecting rod 3 runs through the inside of the mounting base 6 and is connected with the drive rod 7. The bottom end of the fixing base 8 is equipped with a large gear 9, and the right side of the large gear 9 is equipped with a pinion 10, fixed The right side of the seat 8 is equipped with a drive motor 11, the output end of the drive motor 11 is connected with the pinion 10, the pinion 10 is perpendicular to the top of the bull gear 9, and the top of the drive rod 7 is connected with the bull gear 9;

Specifically, as shown in Figures 1 and 4, start the drive motor 11, and under the drive of the drive motor 11, the pinion gear 10 is driven to rotate, thereby driving the large gear 9 and the drive rod 7 to rotate, and the bottom of the drive rod 7 is connected to the The rod 3 is connected to drive the valve plate 2 to rotate along the axis of the connecting rod 3. When the plane of the valve plate 2 is consistent with the axis of the pipe, it is fully open, and when the plane of the valve plate 2 is perpendicular to the axis of the pipe, it is fully closed, and the automation efficiency is high. , which improves the regulation efficiency.

Embodiment 3: The two ends of the valve seat 1 are fixedly connected with a mounting plate 12, and a reserved hole 5 is opened around the mounting plate 12, and the inside of the reserved hole 5 is penetrated with a connecting bolt 13, and the outside of the connecting bolt 13 is sleeved with a positioning Nut 15, internal thread is provided on the inner side wall of positioning nut 15, is threaded connection between connecting bolt 13 and positioning nut 15;

Specifically, as shown in Figure 1 and Figure 2, the valve seat 1 is placed between the pipes, so that the left side of the valve seat 1 fits the connecting plate of one group of pipes, and the right side of the valve seat 1 fits the connecting plate of another group of pipes. Then use the installation tool to pass the connecting bolt 13 through the inside of the mounting plate 12 and through the mounting hole of the connecting plate, then put the positioning nut 15 on the tail of the connecting bolt 13, and rotate and tighten the positioning nut 15 , to realize the installation and fixation of the valve seat 1, and the operation difficulty is low.

Working principle: When the utility model is in use, firstly, when connecting the valve seat 1 with the pipeline, place the valve seat 1 between the pipelines so that the left side of the valve seat 1 fits the connecting plate of a group of pipelines, and the valve The right side of the seat 1 is attached to the connecting plate of another group of pipes, and then using the installation tool, the connecting bolt 13 is passed through the inside of the mounting plate 12 and through the mounting hole of the connecting plate, and then the positioning nut 15 is set on the connecting bolt. 13, rotate and tighten the positioning nut 15 to realize the installation and fixation of the valve seat 1. A sealing ring 4 is installed on the outside of the valve plate 2, which has a good sealing effect and is not easy to leak. The two ends of the valve plate 2 are provided with high-temperature resistant rubber Pad 16, high temperature resistant rubber pad 16 has excellent high temperature resistance performance, the high temperature fluid first contacts with the high temperature resistant rubber pad 16, and will not directly contact the valve plate 2, thereby reducing the damage caused by high temperature to the valve plate 2, when adjusting the fluid, start The drive motor 11, driven by the drive motor 11, drives the pinion 10 to start rotating, and the pinion 10 and the bull gear 9 are engaged and connected, thereby driving the bull gear 9 and the drive rod 7 to rotate, and the bottom of the drive rod 7 is connected to the The rod 3 is connected to drive the valve plate 2 to rotate along the axis of the connecting rod 3. When the plane of the valve plate 2 is consistent with the axis of the pipe, it is fully open, and when the plane of the valve plate 2 is perpendicular to the axis of the pipe, it is fully closed to realize the protection of the fluid. Regulatory control.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. High temperature resistant high sealed butterfly valve, including disk seat (1), its characterized in that: the utility model discloses a high-temperature-resistant valve, including disk seat (1), valve plate (2), connecting rod (3), mount pad (6), fixing base (8), sealing washer (4), valve plate (2), high-temperature-resistant rubber pad (16), dismouting bolt (14) are equipped with around high-temperature-resistant rubber pad (16), the inside vertical connection of valve plate (2) has connecting rod (3), mount pad (6) are installed at the top of disk seat (1), fixing base (8) are installed at the top of mount pad (6), sealing washer (4) are installed to the outer lane of valve plate (2).

2. The high temperature resistant high seal butterfly valve of claim 1, wherein: one side of the dismounting bolt (14) penetrates through the valve plate (2), and the high-temperature-resistant rubber pad (16) covers the surface of the valve plate (2).

3. The high temperature resistant high seal butterfly valve of claim 1, wherein: the top of connecting rod (3) runs through in the inside of mount pad (6) and is connected with actuating lever (7), the inside bottom of fixing base (8) is equipped with gear wheel (9), the inside right side of gear wheel (9) is equipped with pinion (10), driving motor (11) are installed on the right side of fixing base (8), the output and the pinion (10) of driving motor (11) are connected.

4. The high temperature resistant high seal butterfly valve of claim 3, wherein: the small gear (10) is perpendicular to the upper portion of the large gear (9), and the top of the driving rod (7) is connected with the large gear (9).

5. The high temperature resistant high seal butterfly valve of claim 1, wherein: the both ends fixedly connected with mounting panel (12) of disk seat (1), preformed hole (5) have been seted up around mounting panel (12), connecting bolt (13) have been run through to the inside of preformed hole (5), set nut (15) have been cup jointed to the outside of connecting bolt (13).

6. The high temperature resistant high seal butterfly valve of claim 5, wherein: the inner side wall of the positioning nut (15) is provided with internal threads, and the connecting bolt (13) is in threaded connection with the positioning nut (15).

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