Vertical water-sealed valve

Abstract

The utility model discloses a vertical water-sealed valve which comprises a valve body, the top of the valve body is fixedly connected with a support, the top of the support is fixedly connected with an air cylinder, the output end of the air cylinder is connected with the support in a sliding mode, the lower end of the output end of the air cylinder is fixedly provided with a coupler, and the lower end of the coupler is fixedly provided with a connecting rod. And the connecting rod is in sliding connection with the valve body. The air cylinder pushes and pulls the connecting rod to move up and down, so that the valve body is in an open or closed state. The valve body is filled with liquid, when the sealing cover is closed, gas is isolated by the liquid in the valve body and cannot be discharged from the channel, the purpose of thoroughly sealing the gas is achieved, the sealing action is rapid, when the water level of the liquid in the valve body is insufficient, water is added into the valve body from the water injection port, and when the water level is higher than the overflow port, redundant water is discharged from the overflow port. And the liquid level in the valve body is ensured to be in a proper range.

Description

Technical Field

[0001] The utility model relates to the technical field of water seal valves, in particular to a vertical water seal valve. Background Art

[0002] Vertical water seal valve, also known as wet bell valve, uses water as sealing medium and is used in blast furnaces and gas generating stations. It is a quick cut-off valve that quickly cuts off high-temperature dust and other media in the main pipeline.

[0003] When the current water seal valve is in use, the sealing action is slow and the gas isolation efficiency is low, which will affect the use effect to a certain extent. Utility Model Content

[0004] The utility model aims to provide a vertical water seal valve, which solves the problem of slow sealing action.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a vertical water seal valve, comprising a valve body, the top of the valve body is fixedly connected to a bracket, the top of the bracket is fixedly connected to a cylinder, the output end of the cylinder is slidably connected to the bracket, the lower end of the cylinder output end is fixedly installed with a coupling, the lower end of the coupling is fixedly installed with a connecting rod, the connecting rod is slidably connected to the valve body, the lower end of the connecting rod is fixedly connected to a connecting block, the lower end of the connecting block is fixedly connected to a sealing cover, the sealing cover is slidably connected to the valve body, the left end of the valve body is fixedly connected to a channel, the right end of the valve body is fixedly connected to an inspection door, the outer side of the valve body is fixedly sleeved with a water tank, the lower end of the water tank is fixedly connected to an air inlet, the right end of the water tank is fixedly connected to a water injection port, the lower end of the water tank is fixedly connected to a sewage outlet, and a guide mechanism is provided on the connecting rod.

[0006] Preferably, a packing seal seat is slidably sleeved on the outer side of the connecting rod, and the packing seal seat is fixedly connected to the valve body. By designing the packing seal seat, the connection between the connecting rod and the valve body can be sealed.

[0007] Preferably, an overflow port is fixedly connected to the inside of the water tank, and the height of the overflow port is slightly lower than the air inlet. By designing the overflow port, the water level inside the water tank can be prevented from being too high.

[0008] Preferably, the guide mechanism includes a ball bearing, the outer side of the connecting rod is in contact with a ball bearing, the ball bearing is movably connected to the valve body, the end of the ball bearing away from the connecting rod is in contact with a sponge block, the sponge block is fixedly connected to the valve body, a flow channel is provided inside the valve body, the flow channel is communicated with the sponge block, a plug is slidably sleeved inside the flow channel, a buckle groove is provided inside the plug, a clamping block is fixedly connected to the outer side of the plug, and the clamping block is clamped to the valve body. By designing the guide mechanism, the movement of the connecting rod can be guided.

[0009] Preferably, a slot is provided inside the valve body, and a block is connected inside the slot. The plug can be fixed by designing the connection between the slot and the block.

[0010] Preferably, a movable groove is provided inside the valve body, and a ball is slidably connected inside the movable groove. The movable groove is designed so that the ball can move inside the movable groove.

[0011] Preferably, the plug and the block are an integrated structure, and both the plug and the block are made of rubber. The block is designed so that the block can be deformed when squeezed.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] 1. The utility model pushes and pulls the connecting rod up and down through the cylinder, so that the valve body is in an open or closed state. The valve body is filled with liquid. When the sealing cover is closed, the gas is isolated by the liquid in the valve body and cannot be discharged from the channel, which achieves the purpose of completely sealing the gas. The sealing action is rapid, and when the liquid water level in the valve body is insufficient, water is added to the valve body from the water injection port. When the water level is higher than the overflow port, the excess water is discharged from the overflow port to ensure that the liquid level in the valve body is within a suitable range.

[0014] 2. The utility model can guide the movement of the connecting rod and improve the movement accuracy of the connecting rod by designing the contact between the ball and the connecting rod. The guiding friction is smaller in the form of rolling friction, and the ball can roll when contacting the connecting rod. The ball will roll and contact the sponge block. Since the sponge block is filled with lubricating oil, the sponge block can lubricate the ball, thereby realizing the lubrication of the connecting rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0016] Figure 2 For this utility model Figure 1 A front cross-sectional view of a local structure;

[0017] Figure 3 For this utility model Figure 1 A three-dimensional cross-sectional view of the local structure;

[0018] Figure 4 For this utility model Figure 3 Enlarged view of point A.

[0019] In the figure: 1. valve body; 2. bracket; 3. cylinder; 4. coupling; 5. connecting rod; 6. packing seal seat; 7. connecting block; 9. guide mechanism; 10. sealing cover; 11. channel; 12. inspection door; 13. water tank; 14. air inlet; 15. water inlet; 16. overflow port; 17. sewage outlet; 91. ball; 92. movable groove; 93. sponge block; 94. flow channel; 95. plug; 96. buckle groove; 97. clamping block; 98. clamping groove. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1 , Figure 2 A vertical water seal valve comprises a valve body 1, a bracket 2 is fixedly connected to the top of the valve body 1, a cylinder 3 is fixedly connected to the top of the bracket 2, the output end of the cylinder 3 is slidably connected to the bracket 2, a coupling 4 is fixedly installed at the lower end of the output end of the cylinder 3, a connecting rod 5 is fixedly installed at the lower end of the coupling 4, the connecting rod 5 is slidably connected to the valve body 1, a packing sealing seat 6 is slidably sleeved on the outer side of the connecting rod 5, and the packing sealing seat 6 is fixedly connected to the valve body 1. By designing the packing sealing seat 6, the connection between the connecting rod 5 and the valve body 1 can be sealed.

[0022] See also Figure 1 , Figure 2 The lower end of the connecting rod 5 is fixedly connected with a connecting block 7, the lower end of the connecting block 7 is fixedly connected with a sealing cover 10, the sealing cover 10 is slidably connected to the valve body 1, the left end of the valve body 1 is fixedly connected with a channel 11, the right end of the valve body 1 is fixedly connected with a check door 12, the outer side of the valve body 1 is fixedly sleeved with a water tank 13, the lower end of the water tank 13 is fixedly connected with an air inlet 14, the right end of the water tank 13 is fixedly connected with a water injection port 15, the inside of the water tank 13 is fixedly connected with an overflow port 16, the height of the overflow port 16 is slightly lower than the air inlet 14, by designing the overflow port 16, the water level inside the water tank 13 can be prevented from being too high, the lower end of the water tank 13 is fixedly connected with a sewage outlet 17, and a guide mechanism 9 is provided on the connecting rod 5.

[0023] See also Figure 1 , Figure 2 , Figure 3 , Figure 4The guide mechanism 9 includes a ball 91, the outer side of the connecting rod 5 contacts the ball 91, the ball 91 is movably connected to the valve body 1, a movable groove 92 is provided inside the valve body 1, the inside of the movable groove 92 is slidably connected with the ball 91, and the movable groove 92 is designed so that the ball 91 can move inside the movable groove 92, and the end of the ball 91 away from the connecting rod 5 contacts a sponge block 93, the sponge block 93 is fixedly connected to the valve body 1, a flow channel 94 is provided inside the valve body 1, the flow channel 94 is communicated with the sponge block 93, and the inside of the flow channel 94 is slidably sleeved with a plug 9 5. A buckle groove 96 is provided inside the plug 95, and a clamping block 97 is fixedly connected to the outside of the plug 95. The plug 95 and the clamping block 97 are an integrated structure. The plug 95 and the clamping block 97 are both made of rubber. The clamping block 97 is designed so that the clamping block 97 can be deformed by being squeezed. The clamping block 97 is clamped with the valve body 1. A clamping groove 98 is provided inside the valve body 1, and the clamping block 97 is clamped inside the clamping groove 98. The plug 95 can be fixed by designing the clamping connection between the clamping groove 98 and the clamping block 97. The movement of the connecting rod 5 can be guided by designing the guide mechanism 9.

[0024] The specific implementation process of the utility model is as follows: when in use, the cylinder 3 pushes and pulls the connecting rod 5 to move up and down, so that the valve body 1 is in an open or closed state. The valve body 1 is filled with liquid. When the sealing cover 10 is closed, the gas is isolated by the liquid in the valve body 1 and cannot be discharged from the channel 11, which plays the purpose of completely sealing the gas. When the liquid water level in the valve body 1 is insufficient, water is added to the valve body 1 from the water injection port 15. When the water level is higher than the overflow port 16, the excess water is discharged from the overflow port 16 to ensure that the liquid level in the valve body 1 is within a suitable range.

[0025] During the movement of the connecting rod 5, the contact between the ball 91 and the connecting rod 5 can guide the movement of the connecting rod 5, improve the movement accuracy of the connecting rod 5, and guide the friction in the form of rolling friction, so that the friction is smaller, and the ball 91 can roll when it contacts the connecting rod 5, and the ball 91 will roll and contact the sponge block 93. Since the sponge block 93 is full of lubricating oil, the sponge block 93 can lubricate the ball 91, and then the connecting rod 5 can be lubricated. Lubricating oil can be added to the flow channel 94 by pulling out the plug 95, and the lubricating oil can flow to the sponge block 93, which is convenient for adding and using the lubricating oil.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A vertical water seal valve, comprising a valve body (1), characterized in that: The top of the valve body (1) is fixedly connected to a bracket (2), the top of the bracket (2) is fixedly connected to a cylinder (3), the output end of the cylinder (3) is slidably connected to the bracket (2), the lower end of the output end of the cylinder (3) is fixedly mounted with a coupling (4), the lower end of the coupling (4) is fixedly mounted with a connecting rod (5), the connecting rod (5) is slidably connected to the valve body (1), the lower end of the connecting rod (5) is fixedly connected to a connecting block (7), the lower end of the connecting block (7) is fixedly connected to a sealing cover (10), The sealing cover (10) is slidably connected to the valve body (1); the left end of the valve body (1) is fixedly connected to a channel (11); the right end of the valve body (1) is fixedly connected to an inspection door (12); the outer side of the valve body (1) is fixedly sleeved with a water tank (13); the lower end of the water tank (13) is fixedly connected to an air inlet (14); the right end of the water tank (13) is fixedly connected to a water injection port (15); the lower end of the water tank (13) is fixedly connected to a sewage outlet (17); and a guide mechanism (9) is provided on the connecting rod (5).

2. A vertical water seal valve according to claim 1, characterized in that: A packing seal seat (6) is slidably sleeved on the outer side of the connecting rod (5), and the packing seal seat (6) is fixedly connected to the valve body (1).

3. A vertical water seal valve according to claim 1, characterized in that: An overflow port (16) is fixedly connected to the interior of the water tank (13), and the height of the overflow port (16) is slightly lower than the air inlet (14).

4. A vertical water seal valve according to claim 1, characterized in that: The guide mechanism (9) comprises a ball (91), the outer side of the connecting rod (5) contacts the ball (91), the ball (91) is movably connected to the valve body (1), the end of the ball (91) away from the connecting rod (5) contacts a sponge block (93), the sponge block (93) is fixedly connected to the valve body (1), a flow channel (94) is provided inside the valve body (1), the flow channel (94) is connected to the sponge block (93), a plug (95) is slidably sleeved inside the flow channel (94), a buckle groove (96) is provided inside the plug (95), a clamping block (97) is fixedly connected to the outer side of the plug (95), and the clamping block (97) is clamped to the valve body (1).

5. A vertical water seal valve according to claim 1, characterized in that: A clamping groove (98) is provided inside the valve body (1), and a clamping block (97) is clamped inside the clamping groove (98).

6. A vertical water seal valve according to claim 1, characterized in that: A movable groove (92) is provided inside the valve body (1), and a ball (91) is slidably connected inside the movable groove (92).

7. A vertical water seal valve according to claim 4, characterized in that: The plug (95) and the block (97) are an integrated structure, and both the plug (95) and the block (97) are made of rubber.

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