CN216813045U - Sealed valve body assembly structure - Google Patents

Abstract

The utility model discloses an assembly structure of a sealed valve body, which comprises a valve casing, a feeding port, a discharging port, a fixed sealing plate and a sliding sealing plate. The two ends of the valve casing are respectively provided with a feeding port and a feeding port. The discharge port, a fixed sealing plate is fixed inside the valve housing, the upper surface of the valve housing is penetrated by the sliding sealing plate, the upper end of the sliding sealing plate is penetrated by the adjusting rod, the valve housing A shunt pipe is opened on the side surface of one end with the feed port, a side cover is installed on the outer surface of one side of the valve housing, and the side cover is installed with an open design. A pressure gauge is embedded in the middle of the . The sealed valve body assembly structure, through the arrangement of the valve housing and the side cover, enables the mechanism inside the valve housing to be replaced and repaired by opening the side cover, so that the valve housing does not need to be integrated in the event of failure or damage. Replacement reduces the cost of maintenance and the difficulty of maintenance.

Description

A sealed valve body assembly structure

technical field

The utility model relates to the technical field of sealing valves, in particular to a sealing valve body assembly structure.

Background technique

A valve is a control and adjustment device that uses movable parts to block the circulation channels of liquids and gases. In life, valves are widely used as control switches. According to the usage of valves, they can be divided into check valves, solenoid valves, safety valves, pressure relief valves, overflow valves Valves, plunger valves, instrument valves, regulating valves, etc., but the existing sealed valves have some problems in actual use. For example, the existing sealed valves are often cast in one piece. When some parts of the valve are damaged It is necessary to replace the entire valve, which is not conducive to reducing maintenance costs. At the same time, the seals in the valve are extremely easy to age and fail after long-term use, resulting in a reduction in the sealing effect of the valve.

Utility model content

The purpose of the present invention is to provide a sealed valve body assembly structure, so as to solve the problems of inconvenient maintenance and easy sealing failure in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides the following technical solutions: a sealed valve body assembly structure, including a valve housing, a feed port, a discharge port, a fixed sealing plate and a sliding sealing plate, and two parts of the valve housing are The ends are respectively provided with a feeding port and a discharging port, a fixed sealing plate is fixed inside the valve casing, the upper surface of the valve casing is penetrated by the sliding sealing plate, and the upper end of the sliding sealing plate is fixed by the adjusting rod A shunt pipe is provided on the side surface of one end of the valve shell with the feed port, the shunt pipe penetrates the side surface of the valve shell, and one end of the shunt pipe located outside the valve shell is provided with a connecting head, A pressure pipe is opened on one side surface of the valve casing, the pressure pipe penetrates the side surface of the valve casing, the end of the pressure pipe located outside the valve casing is provided with a connecting head, and the inside of the valve casing is provided with a connecting head. There is an inner support tube, the side surface of the inner support tube is penetrated by a pressure rod, the end of the pressure rod located outside the inner support tube is fixed with a silicone gasket, and a side cover is installed on the outer surface of one side of the valve housing, The side of the valve housing on which the side cover is installed is of open design, and a pressure gauge is embedded in the middle of the side cover.

Preferably, the upper surface of the fixed sealing plate is of continuous convex shape design, and the two fixed sealing plates are symmetrically distributed with respect to the longitudinal centerline of the inner support tube.

By adopting the above technical solution, the fixed sealing plate and the sliding sealing plate can form a double seal.

Preferably, the sliding sealing plate and the valve housing are in sliding friction connection, the sliding sealing plate and the adjusting rod are threadedly connected, and the adjusting rod and the valve housing are rotationally connected.

By adopting the above technical solution, the rotation of the adjusting rod can drive the sliding sealing plate to slide and engage with the fixed sealing plate.

Preferably, the sliding sealing plate is of a C-shaped design with the opening facing downward, the lower surfaces of both ends of the opening of the sliding sealing plate are of continuous concave-shaped design, and the lower surfaces of the opening ends of the sliding sealing plate are located at 2 directly above the fixed sealing plate.

By adopting the above technical solution, the fixed sealing plate can be engaged with the sliding sealing plate to complete the sealing of the feeding port and the discharging port.

Preferably, a transmission pipe is connected between the two connecting heads, and a pressure valve is installed in the middle section of the transmission pipe.

By adopting the above technical solution, the transmission pipe can pass through the pressure valve to prevent the medium from entering the end of the transmission pipe connected to the pressure pipe when the medium in the valve housing normally circulates.

Preferably, one end of the pressure tube located inside the valve housing penetrates one end of the inner support tube, the interior of the inner support tube is of hollow design, and the inner support tube and the valve housing form a disassembly and installation structure through bolts.

With the above technical solution, the pressure pipe can inject the medium into the inner support pipe.

Preferably, the pressure rod and the inner support tube are in sliding friction connection, and a spring is connected before the silicone pad and the inner support tube.

By adopting the above technical solution, the inner support tube can drive the pressure rod to slide by the pressure generated by the injection of the medium.

Compared with the prior art, the beneficial effects of the present utility model are: the sealing valve body assembly structure:

1. Through the setting of the valve casing and the side cover, the mechanism inside the valve casing can be replaced and repaired by opening the side cover, so that the valve casing does not need to be replaced as a whole when it fails or is damaged, which reduces the maintenance time. cost and difficulty of maintenance;

2. By sliding the silicone gasket to the fixed sealing plate when the valve is closed, the silicone gasket can be attached to the side surfaces of the fixed sealing plate and the sliding sealing plate, so as to seal the connection between the fixed sealing plate and the sliding sealing plate, even if The failure of the clamping seal of the fixed sealing plate and the sliding sealing plate will not cause the medium to flow out, which enhances the overall sealing performance;

3. The pressure valve is pushed open by the pressure generated by the medium after the valve is closed, so that the medium can flow into the inner support tube and push the pressure rod to slide, so that the pressure rod can drive the silicone pad to automatically complete the sealing of the fixed sealing plate and the sliding sealing plate , it is very convenient to use.

Description of drawings

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

Fig. 2 is the overall top sectional structure schematic diagram of the utility model;

Fig. 3 is the overall side sectional structure schematic diagram of the utility model;

FIG. 4 is a schematic structural diagram of the overall working state of the present invention.

In the figure: 1. Valve housing; 2. Feeding port; 3. Material discharging port; 4. Fixed sealing plate; 5. Sliding sealing plate; 6. Adjusting rod; 7. Diverter pipe; 8. Connecting head; 9. Transmission pipe; 10, pressure pipe; 11, pressure valve; 12, inner support pipe; 13, pressure rod; 14, silicone pad; 15, side cover; 16, pressure gauge.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-4, the present utility model provides a technical solution: a sealed valve body assembly structure, comprising a valve housing 1, a feeding port 2, a discharging port 3, a fixed sealing plate 4, and a sliding sealing plate 5 , regulating rod 6, shunt pipe 7, connector 8, transmission pipe 9, pressure pipe 10, pressure valve 11, inner support pipe 12, pressure rod 13, silicone pad 14, side cover 15 and pressure gauge 16, valve housing 1 The two ends of the valve body are respectively provided with a feed port 2 and a discharge port 3, the inside of the valve housing 1 is fixed with a fixed sealing plate 4, the upper surface of the valve housing 1 is penetrated by the sliding sealing plate 5, and the upper end of the sliding sealing plate 5 Penetrated by the adjusting rod 6, the upper surface of the fixed sealing plate 4 is a continuous convex design, the two fixed sealing plates 4 are symmetrically distributed about the longitudinal center line of the inner support tube 12, and the sliding sealing plate 5 and the valve housing 1 are sliding. Friction connection, the sliding sealing plate 5 and the adjusting rod 6 are threadedly connected, the adjusting rod 6 and the valve housing 1 are rotationally connected, the sliding sealing plate 5 is designed in a C-shape with the opening facing down, and both ends of the opening of the sliding sealing plate 5 The lower surfaces are of a continuous concave design, and the lower surfaces of the two open ends of the sliding sealing plate 5 are located directly above the two fixed sealing plates 4, respectively. close to complete the closing of the valve.

As shown in Figures 1-4, the side surface of one end of the valve housing 1 with the feed port 2 is provided with a shunt pipe 7, the shunt pipe 7 penetrates the side surface of the valve housing 1, and the shunt pipe 7 is located outside the valve housing 1 One end is provided with a connecting head 8, one side surface of the valve housing 1 is provided with a pressure pipe 10, the pressure pipe 10 penetrates the side surface of the valve housing 1, and one end of the pressure pipe 10 located outside the valve housing 1 is provided with a connecting head 8, The inside of the valve housing 1 is provided with an inner support tube 12 , the side surface of the inner support tube 12 is penetrated by the pressure rod 13 , and the end of the pressure rod 13 located outside the inner support tube 12 is fixed with a silicone gasket 14 . A side cover 15 is installed on the outer surface of the side. The side of the valve housing 1 on which the side cover 15 is installed is an open design. A pressure gauge 16 is embedded in the middle of the side cover 15, and a transmission is connected between the two connectors 8. Pipe 9, a pressure valve 11 is installed in the middle section of the transmission pipe 9, one end of the pressure pipe 10 located inside the valve housing 1 penetrates one end of the inner support pipe 12, the interior of the inner support pipe 12 is hollow design, and the inner support pipe 12 is connected to the inner support pipe 12 by bolts. The valve housing 1 constitutes a disassembly and installation structure. The pressure rod 13 and the inner support tube 12 are connected by sliding friction. The silicone pad 14 and the inner support tube 12 are connected with a spring. When the valve housing 1 is closed, the pressure at one end of the feed port 2 makes the The silicone gasket 14 can seal the joint between the fixed sealing plate 4 and the sliding sealing plate 5 to ensure good sealing performance of the fixed sealing plate 4 and the sliding sealing plate 5 .

Working principle: When using this sealed valve body assembly structure, first when the valve is opened, the fixed sealing plate 4 does not engage with the sliding sealing plate 5, and the medium enters the valve housing 1 through the feed port 2 and passes through the discharge port 3 To discharge, when the medium needs to be blocked, the adjusting rod 6 is rotated, and the adjusting rod 6 drives the sliding sealing plate 5 to slide through the threaded connection with the sliding sealing plate 5 and engages with the fixed sealing plate 4. At this time, the medium is subject to the fixed sealing plate 4 and sliding The blocking of the sealing plate 5 increases the internal pressure of one end of the feed port 2, and the medium pushes the pressure valve 11 through the increased pressure and flows to the pressure pipe 10 through the branch pipe 7, the connecting head 8 and the transmission pipe 9, and the pressure pipe 10. Inject the medium into the inner support tube 12, and the pressure inside the inner support tube 12 increases to squeeze the pressure rod 13, and the pressure rod 13 drives the silicone pad 14 to fit the connection between the fixed sealing plate 4 and the sliding sealing plate 5, and complete For the auxiliary seal at the connection between the fixed sealing plate 4 and the sliding sealing plate 5, even if the fixed sealing plate 4 and the sliding sealing plate 5 leak due to wear, the good sealing performance of the valve housing 1 can be ensured. The pressure gauge 16 on the 15 judges whether the inside of the valve housing 1 leaks at this time. When the inside of the valve housing 1 leaks, close the medium input source, and then remove the side cover 15 from the opposite sealing plate 4 and sliding sealing plate 5. The sealing rubber ring is replaced, and the inner support tube 12 or the inner support tube 12 is replaced as a whole at the same time, so that the valve with good sealing performance and easy maintenance and replacement is formed through the assembly of each component, which increases the overall practicability.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. The utility model provides a sealed valve body package assembly, includes valve case (1), feed inlet (2), discharge gate (3), decides closing plate (4) and sliding seal board (5), its characterized in that: feed inlet (2) and discharge gate (3) have been seted up respectively at the both ends of valve casing (1), the inside of valve casing (1) is fixed with decides closing plate (4), the upper surface of valve casing (1) is run through by sliding seal board (5), the upper end of sliding seal board (5) is adjusted pole (6) and is run through, shunt tubes (7) have been seted up to the one end side surface that feed inlet (2) were seted up to valve casing (1), shunt tubes (7) run through the side surface of valve casing (1), the one end that shunt tubes (7) are located valve casing (1) outside is provided with connector (8), pressure pipe (10) have been seted up to one side surface of valve casing (1), pressure pipe (10) run through the side surface of valve casing (1), the one end that pressure pipe (10) are located valve casing (1) outside is provided with connector (8), the inside of valve case (1) is provided with interior stay pipe (12), the side surface of interior stay pipe (12) is run through by pressure pole (13), pressure pole (13) are located interior stay pipe (12) outside one end and are fixed with silica gel pad (14), one side surface mounting of valve case (1) has side cover (15), one side that side cover (15) were installed in valve case (1) is open design, pressure gauge (16) are installed to the embedded pressure gauge that installs in the middle of the centre of side cover (15).

2. The seal-type valve body assembling structure according to claim 1, wherein: the upper surface of the fixed sealing plate (4) is designed in a continuous convex shape, and 2 fixed sealing plates (4) are symmetrically distributed around the longitudinal central line of the inner supporting pipe (12).

3. The sealing-type valve body assembling structure according to claim 1, wherein: the sliding seal plate (5) is connected with the valve shell (1) in a sliding friction mode, the sliding seal plate (5) is connected with the adjusting rod (6) in a threaded mode, and the adjusting rod (6) is connected with the valve shell (1) in a rotating mode.

4. The sealing-type valve body assembling structure according to claim 1, wherein: the sliding seal plate (5) is designed in a C shape with the opening facing downwards, the lower surfaces of the two ends of the opening of the sliding seal plate (5) are designed in a continuous concave shape, and the lower surfaces of the two ends of the opening of the sliding seal plate (5) are respectively positioned right above the 2 fixed seal plates (4).

5. The seal-type valve body assembling structure according to claim 1, wherein: and 2, a transmission pipe (9) is connected between the connectors (8), and a pressure valve (11) is installed in the middle section of the transmission pipe (9).

6. The seal-type valve body assembling structure according to claim 1, wherein: the pressure pipe (10) are located the one end that the inside one end of valve case (1) runs through interior stay tube (12), the inside of interior stay tube (12) is the cavity design, interior stay tube (12) constitute through bolt and valve case (1) and dismantle mounting structure.

7. The seal-type valve body assembling structure according to claim 1, wherein: the pressure rod (13) is connected with the inner supporting tube (12) in a sliding friction mode, and a spring is connected in front of the silica gel pad (14) and the inner supporting tube (12).

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