CN217713710U

CN217713710U - Steam valve with high sealing function

Info

Publication number: CN217713710U
Application number: CN202221165203.2U
Authority: CN
Inventors: 黄新; 常永超; 张添
Original assignee: Suzhou Suhi Tech Energy Service Co ltd
Current assignee: Suzhou Suhi Tech Energy Service Co ltd
Priority date: 2022-05-16
Filing date: 2022-05-16
Publication date: 2022-11-01
Anticipated expiration: 2032-05-16

Abstract

The utility model provides a steam valve with high sealing function, including the valve body, the bottom of valve body is equipped with one side and is equipped with the intake pipe, and the intake pipe is perpendicular to the valve body setting, and is connected with the bottom of valve body through U type pipe, the valve body is kept away from one side of intake pipe and is installed the outlet duct; a sealing ring is coaxially arranged at the bottom in the valve body, a first cylindrical block is coaxially arranged in the valve body, a second cylindrical block is coaxially arranged at the bottom of the first cylindrical block, a first annular sealing gasket is arranged at the edge of the second cylindrical block, and the first annular sealing gasket corresponds to the sealing ring at the bottom of the valve body; and the top of the valve body is coaxially provided with a cylinder. The utility model discloses when using, through setting up the inlet tube interface in the bottom of valve body, under the rotation of threaded rod, drive first cylindricality piece and promote second cylindricality piece downstream, realize closing simultaneously the department of admitting air and the department of giving vent to anger of valve body, improved the holistic sealed effect of steam valve, can also control steam flow simultaneously.

Description

Steam valve with high sealing function

Technical Field

The utility model belongs to the technical field of the steam valve, especially indicate a steam valve with high sealing function.

Background

The valve is a control part in a pipeline conveying system, is used for changing the section of a passage and the flowing direction of a medium, has the functions of diversion, cut-off, throttling, non-return, shunt or overflow pressure relief and the like, and has various problems, such as poor sealing effect, leakage and the like, after being used for a period of time due to the reasons of materials and manufacturing technology, particularly, a sealing element in the valve body is easy to wear after being used for a long time, so that the valve is not tightly collided with a passage port, and the leakage is caused. To this end, we propose a steam valve with high sealing function to solve the above problems.

SUMMERY OF THE UTILITY MODEL

For solving the not enough of above prior art, the utility model provides a steam valve with high sealing function.

The technical scheme of the utility model is realized like this: a steam valve with a high sealing function comprises a valve body, wherein an air inlet pipe is arranged on one side of the bottom of the valve body, the air inlet pipe is perpendicular to the valve body and is connected with the bottom of the valve body through a U-shaped pipe, and an air outlet pipe is arranged on one side, far away from the air inlet pipe, of the valve body;

a sealing ring is coaxially arranged at the bottom in the valve body, a first cylindrical block is coaxially arranged in the valve body, a second cylindrical block is coaxially arranged at the bottom of the first cylindrical block, a first annular sealing gasket is arranged at the edge of the second cylindrical block, and the first annular sealing gasket corresponds to the sealing ring at the bottom of the valve body;

the top coaxial arrangement of valve body has the drum, communicates each other between drum and the valve body, the top coaxial arrangement of first cylindricality piece has the bracing piece, and in the top of bracing piece extended to the drum, and the top of bracing piece had the threaded rod through rolling bearing coaxial arrangement, and the threaded rod runs through the top of drum through the screw.

Preferably, a second annular sealing gasket is mounted on the side wall of the first cylindrical block and tightly attached to the inner wall of the valve body, and a sealing ring is mounted at one end port of the air outlet pipe on the valve body.

Preferably, the inside coaxial column shape cavity that is equipped with of first cylindricality piece, the cylindricality cavity runs through the bottom of first cylindricality piece, the guide bar has been held to the bottom of cylindricality cavity, and the guide bar runs through second cylindricality piece, and installs the sealing washer between guide bar and the second cylindricality piece, the bottom coaxial arrangement of guide bar has first disc, and first disc is connected with the inner wall of U type pipe through the support, the length direction of cylindricality cavity is followed to the inside of cylindricality cavity is equipped with compression spring, and compression spring's one end is connected with the top of cylindricality cavity, and compression spring's the other end is fixed at the top of guide bar.

Preferably, the both sides of first cylindricality piece all have seted up the bar groove along the length direction of first cylindricality piece, and the bar groove runs through one side that first cylindricality piece is close to the valve body, the length direction of the both sides of valve body all along the valve body is equipped with the bar slider, bar slider and bar groove one-to-one, and bar slider slidable mounting is on the bar groove.

Preferably, a second disc is coaxially arranged at the bottom in the cylinder and fixedly connected with the cylinder, a through hole is formed in the axis of the second disc, the supporting rod penetrates through the through hole, a sealing ring is arranged on the inner wall of the through hole, and the sealing ring is tightly attached to the supporting rod;

and a third disc is coaxially arranged at one end of the support rod close to the threaded rod, a sealing ring is arranged at the edge of the third disc, and the sealing ring is tightly attached to the inner wall of the cylinder.

Preferably, the top of the threaded rod is coaxially provided with a handle.

Compared with the prior art, the utility model discloses when using, through setting up the inlet tube interface in the bottom of valve body, under the rotation of threaded rod, drive first cylindricality piece and promote second cylindricality piece downstream, realize closing simultaneously the department of admitting air and the department of giving vent to anger of valve body, improved the holistic sealed effect of steam valve, can also control steam flow simultaneously.

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 principles of the invention. In the drawings:

fig. 1 is a schematic structural diagram of a steam valve with a high sealing function according to the present invention;

fig. 2 is a schematic structural diagram of a steam valve with a high sealing function according to the present invention;

fig. 3 is the schematic diagram of the internal structure of the cylindrical cavity of the steam valve with high sealing function according to the present invention.

In the figure: 1. a valve body; 2. an air inlet pipe; 3. a U-shaped tube; 4. an air outlet pipe; 5. a first cylindrical block; 6. a second annular seal; 7. a second cylindrical block; 8. a first annular seal; 9. a handle; 10. a cylinder; 11. a support bar; 12. a threaded rod; 13. a cylindrical cavity; 14. a guide bar; 15. a first disc; 16. a compression spring; 17. a strip-shaped groove; 18. a bar-shaped slider; 19. a second disc; 20. a through hole; 21. a third disc.

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 of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a steam valve with a high sealing function comprises a valve body 1, wherein an air inlet pipe 2 is arranged on one side of the bottom of the valve body 1, the air inlet pipe 2 is perpendicular to the valve body 1 and is connected with the bottom of the valve body 1 through a U-shaped pipe 3, and an air outlet pipe 4 is arranged on one side, away from the air inlet pipe 2, of the valve body 1;

a sealing ring is coaxially arranged at the bottom in the valve body 1, a first cylindrical block 5 is coaxially arranged in the valve body 1, a second cylindrical block 7 is coaxially arranged at the bottom of the first cylindrical block 5, a first annular sealing gasket 8 is arranged at the edge of the second cylindrical block 7, and the first annular sealing gasket 8 corresponds to the sealing ring at the bottom of the valve body 1;

the top coaxial arrangement of valve body 1 has drum 10, communicates each other between drum 10 and the valve body 1, the top coaxial arrangement of first cylindric piece 5 has bracing piece 11, and the top of bracing piece 11 extends to in the drum 10, and the top of bracing piece 11 has threaded rod 12 through rolling bearing coaxial arrangement, and threaded rod 12 runs through the top of drum 10 through the screw.

Specifically, through setting up the interface of intake pipe 2 in the bottom of valve body 1, under the rotation of threaded rod 12, drive first cylindrical block 5 and promote second cylindrical block 7 downstream, realize closing the department of admitting air of valve body 1.

Further, install the sealed 6 of second annular seal on the lateral wall of first cylindric block 5, the sealed 6 inner wall of hugging closely valve body 1 of second annular seal, the sealing washer is installed to the one end port department that outlet duct 4 is located on valve body 1, through the sealed 6 of second annular seal, when carrying out the confined to intake pipe 2, also seals the junction of outlet duct 4 and valve body 1 to this reinforcing whole steam valve's sealing performance, also can be through the lift height of controlling first cylindric block 5 simultaneously, prescribe a limit to the flux of outlet duct 4, and easy operation is convenient.

Further, a cylindrical cavity 13 is coaxially arranged inside the first cylindrical block 5, the cylindrical cavity 13 penetrates through the bottom of the first cylindrical block 5, a guide rod 14 is accommodated at the bottom of the cylindrical cavity 13, the guide rod 14 penetrates through the second cylindrical block 7, a sealing ring is arranged between the guide rod 14 and the second cylindrical block 7, a first disc 15 is coaxially arranged at the bottom of the guide rod 14, the first disc 15 is connected with the inner wall of the U-shaped pipe 3 through a support, a compression spring 16 is arranged inside the cylindrical cavity 13 along the length direction of the cylindrical cavity 13, one end of the compression spring 16 is connected with the top of the cylindrical cavity 13, the other end of the compression spring 16 is fixed at the top of the guide rod 14, and when the first cylindrical block 5 rises, an upward thrust is provided for the first cylindrical block 5 under the action of the compression spring 16, so that the situation that a rotating bearing between the threaded rod 12 and the support rod 11 is damaged or broken due to an overlarge stress easily caused by pulling of the threaded rod 12 is avoided, and the threaded rod 12 falls off, and the normal use of the steam valve is affected.

Further, strip groove 17 has all been seted up along the length direction of first cylindric piece 5 in the both sides of first cylindric piece 5, strip groove 17 runs through one side that first cylindric piece 5 is close to valve body 1, the length direction of valve body 1 is all followed to the both sides of valve body 1 is equipped with bar slider 18, bar slider 18 and bar groove 17 one-to-one, and 18 slidable mounting of bar slider are on bar groove 17, because first cylindric piece 5 passes through bar groove 17 slidable mounting on bar slider 18, carry on spacingly to the removal of first cylindric piece 5, rotation between cooperation bracing piece 11 and the threaded rod 12 is connected, make first cylindric piece 5 only take place to be vertical motion along the length direction of valve body 1 all the time, in case first cylindric piece 5 rotates, make second annular seal pad 6 and valve body 1's inner wall take place to rub, lead to the second annular seal pad 6 receives wearing and tearing, influence the sealed performance that fills up 6 of second annular seal.

Further, a second disc 19 is coaxially arranged at the bottom inside the cylinder 10, the second disc 19 is fixedly connected with the cylinder 10, a through hole 20 is formed in the axis of the second disc 19, the support rod 11 penetrates through the through hole 20, a seal ring is arranged on the inner wall of the through hole 20, and the seal ring is tightly attached to the support rod 11;

the one end coaxial arrangement that bracing piece 11 is close to threaded rod 12 has third disc 21, and the sealing washer is installed to the edge of third disc 21, and the inner wall of drum 10 is hugged closely to the sealing washer, through a plurality of sealing washers, seals drum 10, guarantees the holistic leakproofness of steam valve.

Further, the handle 9 is coaxially mounted on the top of the threaded rod 12.

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

Claims

1. A steam valve with high sealing function comprises a valve body (1), and is characterized in that: an air inlet pipe (2) is arranged on one side of the bottom of the valve body (1), the air inlet pipe (2) is perpendicular to the valve body (1) and is connected with the bottom of the valve body (1) through a U-shaped pipe (3), and an air outlet pipe (4) is arranged on one side, far away from the air inlet pipe (2), of the valve body (1);

a sealing ring is coaxially arranged at the bottom in the valve body (1), a first cylindrical block (5) is coaxially arranged in the valve body (1), a second cylindrical block (7) is coaxially arranged at the bottom of the first cylindrical block (5), a first annular sealing gasket (8) is arranged at the edge of the second cylindrical block (7), and the first annular sealing gasket (8) corresponds to the sealing ring at the bottom of the valve body (1);

the top coaxial arrangement of valve body (1) has drum (10), communicates each other between drum (10) and valve body (1), the top coaxial arrangement of first cylindric piece (5) has bracing piece (11), and the top of bracing piece (11) extends to in drum (10), and the top of bracing piece (11) has threaded rod (12) through rolling bearing coaxial arrangement, and threaded rod (12) run through the top of drum (10) through the screw.

2. The steam valve with the high sealing function according to claim 1, wherein a second annular sealing gasket (6) is installed on the side wall of the first cylindrical block (5), the second annular sealing gasket (6) is tightly attached to the inner wall of the valve body (1), and a sealing ring is installed at one end port of the air outlet pipe (4) located on the valve body (1).

3. The steam valve with the high sealing function according to claim 1, wherein a cylindrical cavity (13) is coaxially arranged inside the first cylindrical block (5), the cylindrical cavity (13) penetrates through the bottom of the first cylindrical block (5), a guide rod (14) is accommodated at the bottom of the cylindrical cavity (13), the guide rod (14) penetrates through the second cylindrical block (7), a sealing ring is arranged between the guide rod (14) and the second cylindrical block (7), a first disc (15) is coaxially arranged at the bottom of the guide rod (14), the first disc (15) is connected with the inner wall of the U-shaped pipe (3) through a support, a compression spring (16) is arranged inside the cylindrical cavity (13) along the length direction of the cylindrical cavity (13), one end of the compression spring (16) is connected with the top of the cylindrical cavity (13), and the other end of the compression spring (16) is fixed at the top of the guide rod (14).

4. The steam valve with the high sealing function according to claim 1, wherein strip-shaped grooves (17) are formed in both sides of the first cylindrical block (5) along the length direction of the first cylindrical block (5), the strip-shaped grooves (17) penetrate through one side, close to the valve body (1), of the first cylindrical block (5), strip-shaped sliding blocks (18) are arranged on both sides of the valve body (1) along the length direction of the valve body (1), the strip-shaped sliding blocks (18) correspond to the strip-shaped grooves (17) in a one-to-one mode, and the strip-shaped sliding blocks (18) are slidably mounted on the strip-shaped grooves (17).

5. The steam valve with the high sealing function according to claim 1, wherein a second disc (19) is coaxially arranged at the bottom inside the cylinder (10), the second disc (19) is fixedly connected with the cylinder (10), a through hole (20) is formed in the axis of the second disc (19), the support rod (11) penetrates through the through hole (20), a sealing ring is arranged on the inner wall of the through hole (20), and the sealing ring is tightly attached to the support rod (11);

a third disc (21) is coaxially arranged at one end, close to the threaded rod (12), of the support rod (11), a sealing ring is arranged at the edge of the third disc (21), and the sealing ring is tightly attached to the inner wall of the cylinder (10).

6. The steam valve with high sealing function as claimed in claim 1, wherein the handle (9) is coaxially mounted on the top of the threaded rod (12).