CN213628981U - High-temperature-resistant valve - Google Patents
High-temperature-resistant valve Download PDFInfo
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- CN213628981U CN213628981U CN202022037737.4U CN202022037737U CN213628981U CN 213628981 U CN213628981 U CN 213628981U CN 202022037737 U CN202022037737 U CN 202022037737U CN 213628981 U CN213628981 U CN 213628981U
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Abstract
The utility model discloses a high temperature resistant valve, include valve body structure, ball valve body, go up valve rod structure and lower valve rod structure, the ring flange is installed in the valve body structure left and right sides, a plurality of flange screws have been seted up to the ring flange, the downthehole sealing washer that all installs of valve body structure both sides medium flow direction, the disk seat is installed to medium flow direction hole both sides, the winding of valve body structure outer wall has the cooling tube, the ball valve body is installed inside the valve body structure, it is equipped with the material gland to go up valve rod structure top, be equipped with packing nut on the material gland, valve rod structure installs at valve body structure lower extreme down, the valve rod structure top is equipped with second self-lubricating bearing down, the valve rod structure below is equipped with adjusting shim. This high temperature resistant valve is provided with cooling pipeline, and cooling pipeline installs in the outside of valve body structure, can cool down valve body structure through cooling pipeline, improves valve body structure's life, reduces the condition that valve body structure damaged because of the high temperature.
Description
Technical Field
The utility model relates to the technical field of valves, specifically be a high temperature resistant valve.
Background
The ball valve is widely applied to one of valves, the working principle of the ball valve is the same as that of a plug valve, the valve is opened and closed by a rotary valve core, but the ball valve is lighter than the plug valve, has a relatively small size, can be made into a large-diameter ball valve, is reliable in sealing, simple in structure and convenient to maintain, and is not easily eroded by a medium when a sealing surface and a ball body are in a closed state, so that the ball valve is widely applied to industries such as petroleum, chemical engineering, metallurgy and the like.
However, in the existing valve structure, the high temperature resistance of most valves is not perfect, so that the valves are easily damaged when high temperature media pass through the valves, and therefore, the valves which can be used under the high temperature condition need to be designed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high temperature resistant valve to solve and to propose in the above-mentioned background art but in current valve structure, the high temperature resistance of most valves can not be perfect enough, leads to receiving the problem of damage easily when passing through high temperature medium in the valve.
In order to achieve the above object, the utility model provides a following technical scheme: a high temperature resistant valve, which comprises a valve body structure, a ball valve body, an upper valve rod structure and a lower valve rod structure,
the valve body structure comprises flange plates, flange screw holes, medium flow direction holes, sealing rings, springs, valve seats and cooling pipelines, wherein the flange plates are arranged on the left side and the right side of the valve body structure, the flange plates are provided with a plurality of flange screw holes, the medium flow direction holes transversely penetrate through the valve body structure, the sealing rings are arranged in the medium flow direction holes on the two sides of the valve body structure, the valve seats are arranged on the two sides of the medium flow direction holes, and the cooling pipelines are wound on the outer wall of the valve body structure;
the ball valve body comprises a valve core and a cylindrical pin, the ball valve body is arranged inside the valve body structure, and the top and the bottom of the ball valve body are both provided with the valve core;
the upper valve rod structure comprises a packing gland, a packing nut, a filler, a first self-lubricating bearing and a protection plate mounting seat, the upper valve rod structure is mounted at the upper end of the valve body structure, a material gland is arranged above the upper valve rod structure, the packing nut is arranged on the material gland, the filler is arranged below the material gland, the first self-lubricating bearing is arranged below the upper valve rod structure, and the bottom of the upper valve rod structure penetrates through the protection plate mounting seat;
lower valve rod structure, lower valve rod structure includes ring packing, second self-lubricating bearing, adjusting shim, lower gland, flat gasket and gland bolt, lower valve rod structure installs at the valve body structure lower extreme, the valve rod structure top is equipped with the second self-lubricating bearing down, second self-lubricating bearing below is equipped with the ring packing, valve rod structure below is equipped with adjusting shim down, the gland is installed to the adjusting shim below, the gland below is equipped with flat gasket and gland bolt down.
Preferably, the sealing ring is installed between the valve seat and the pipe fitting inside the valve body structure, and a spring is installed between the valve seat and the valve body structure.
Preferably, the cooling duct is connected to an external cooling tank.
Preferably, the upper valve rod structure penetrates through the top of the valve body structure and is connected with a valve core at the top of the ball valve body, the lower valve rod structure penetrates through the bottom of the valve body structure and is connected with the valve core at the bottom of the ball valve body, and the upper valve rod structure and the lower valve rod structure are connected with the valve core of the ball valve body through cylindrical pins in a clamping mode.
Preferably, the protection plate mounting seat is connected with the first protection plate through a protection plate bolt, and the packing gland is connected with the protection plate mounting seat through a packing nut.
Preferably, a pneumatic actuator is arranged above the first protection plate, and an electromagnetic valve is installed at the front end of the pneumatic actuator.
Preferably, a filtering pressure reducing valve is installed on the left side of the pneumatic actuator, and a pressure reducing valve dial is installed on the left side of the filtering pressure reducing valve.
Preferably, a connecting pipe is connected between the electromagnetic valve and the filtering pressure reducing valve.
Preferably, a positioner is installed at the top of the pneumatic actuator, and a second protection plate is installed between the positioner and the pneumatic actuator.
Compared with the prior art, the beneficial effects of the utility model are that: the high-temperature resistant valve is characterized in that,
(1) the cooling pipeline is arranged outside the valve body structure and is connected with the external cooling box, so that when a medium with higher temperature passes through the valve body structure, the valve body structure can be cooled through the cooling pipeline, the service life of the valve body structure is prolonged, the damage of the valve body structure due to high temperature is reduced, and the heat resistance of the device is improved;
(2) the sealing rings are arranged on two sides of the inner part of the medium flow hole, and when the valve body structure is connected with the pipe fitting, the sealing rings are clamped between the valve seat and the pipe fitting, so that the sealing performance of the connection part is improved;
(3) the pneumatic actuator is arranged at the top of the upper valve rod structure and is connected with an external air pipe, so that the upper valve rod structure is rotated, a ball valve body in the valve body structure is driven to rotate, the valve body structure is opened and closed, the reliability is high, and the explosion-proof function is realized;
(4) the hydraulic oil cylinder is provided with an electromagnetic valve, the electromagnetic valve is arranged at the front end of a pneumatic actuator, a closed cavity is arranged in the electromagnetic valve, through holes are formed in different positions, each hole is connected with different oil pipes, a piston is arranged in the middle of the cavity, two electromagnets are arranged on two sides of the cavity, different oil discharge holes are opened or closed by controlling the movement of a valve body, an oil inlet hole is normally opened, hydraulic oil can enter different oil discharge pipes, then the piston of the oil cylinder is pushed by the pressure of the oil, the piston drives a piston rod, the piston rod drives a mechanical device, and therefore the mechanical motion is controlled by controlling the on-off of the;
(5) the pneumatic actuator is provided with a filtering and pressure reducing valve, the filtering and pressure reducing valve is arranged on the left side of the pneumatic actuator, the pressure stabilizing effect is carried out on an air source of the pneumatic actuator, and the stability of the air pressure in the pneumatic actuator is kept.
Drawings
FIG. 1 is a front view of the cross-sectional structure of the present invention;
FIG. 2 is a left side view of the structure of the present invention;
FIG. 3 is a schematic view of the three-dimensional structure of the valve body structure and the upper valve rod structure of the present invention;
FIG. 4 is a schematic view of the three-dimensional structure of the sealing ring, the spring and the valve seat of the present invention;
FIG. 5 is a schematic view of the three-dimensional structure of the ball valve body of the present invention;
fig. 6 is the three-dimensional structure diagram of the lower valve rod structure of the present invention.
In the figure: 1. the valve body structure comprises a valve body structure, 101, a flange plate, 102, a flange screw hole, 103, a medium flow direction hole, 104, a sealing ring, 105, a spring, 106, a valve seat, 107, a cooling pipeline, 2, a ball valve body, 201, a valve core, 202, a cylindrical pin, 3, an upper valve rod structure, 301, a packing gland, 302, a packing nut, 303, a packing, 304, a first self-lubricating bearing, 305, a protection plate mounting seat, 4, a lower valve rod structure, 401, a ring gasket, 402, a second self-lubricating bearing, 403, an adjusting gasket, 404, a lower pressing cover, 405, a flat gasket, 406, a pressing cover bolt, 5, a first protection plate, 501, a protection plate bolt, 6, a pneumatic actuator, 7, a solenoid valve, 701, a connecting pipe, 8, a filtering and reducing valve, 801, a reducing valve dial, 9, a locator, 901 and a second protection plate.
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. 1-6, the present invention provides a technical solution: a high temperature resistant valve, as shown in FIG. 1, FIG. 2 and FIG. 3, a valve body structure 1 includes a flange plate 101, flange screw holes 102, medium flow direction holes 103, seal rings 104, springs 105, valve seats 106 and cooling pipes 107, the flange plate 101 is installed on the left and right sides of the valve body structure 1, the flange plate 101 is provided with a plurality of flange screw holes 102, the valve body structure 1 transversely penetrates through the medium flow direction holes 103, the seal rings 104 are installed in the medium flow direction holes 103 on the two sides of the valve body structure 1, the seal rings 104 are installed between the valve seats 106 and the pipe fittings inside the valve body structure 1, the springs 105 are installed between the valve seats 106 and the valve body structure 1, the sealing performance between the valve body structure 1 and the pipe fittings connecting column is improved, the valve seats 106 are installed on the two sides of the medium flow direction holes 103, the cooling pipes 107 are wound on the outer wall of the, the ball valve body 2 comprises a valve core 201 and a cylindrical pin 202, the ball valve body 2 is installed inside the valve body structure 1, the valve core 201 is arranged at the top and the bottom of the ball valve body 2, an upper valve rod structure 3 penetrates through the top of the valve body structure 1 and is connected with the valve core 201 at the top of the ball valve body 2, a lower valve rod structure 4 penetrates through the bottom of the valve body structure 1 and is connected with the valve core 201 at the bottom of the ball valve body 2, the upper valve rod structure 3 and the lower valve rod structure 4 are connected with the valve core 201 of the ball valve body 2 through the cylindrical pin 202 in a clamping manner, so that the connection between the upper valve rod structure 3 and the lower valve rod structure 4 and the ball valve body 2 is facilitated, the upper valve rod structure 3 comprises a packing gland 301, a packing nut 302, packing 303, a first self-lubricating bearing 304 and a protective plate installation seat 305, the upper valve rod structure 3 is installed at the upper end of the valve body structure 1, a material, the filler 303 is arranged below the material pressing cover 301, the first self-lubricating bearing 304 is arranged below the upper valve rod structure 3, the protective plate mounting seat 305 penetrates through the bottom of the upper valve rod structure 3, the protective plate mounting seat 305 is connected with the first protective plate 5 through the protective plate bolt 501, the material pressing cover 301 and the protective plate mounting seat 305 are connected through the filler nut 302, and the connection of the protective plate mounting seat 305 with the first protective plate 5 and the material pressing cover 301 is facilitated.
As shown in fig. 1, 4, 5 and 6, the lower valve rod structure 4 includes a ring gasket 401, a second self-lubricating bearing 402, an adjusting gasket 403, a lower gland 404, a flat gasket 405 and a gland bolt 406, the lower valve rod structure 4 is installed at the lower end of the valve body structure 1, the second self-lubricating bearing 402 is installed at the top of the lower valve rod structure 4, the ring gasket 401 is installed below the second self-lubricating bearing 402, the adjusting gasket 403 is installed below the lower valve rod structure 4, the lower gland 404 is installed below the adjusting gasket 403, the flat gasket 405 and the gland bolt 406 are installed below the lower gland 404, the pneumatic actuator 6 is installed above the first protection plate 5, the solenoid valve 7 is installed at the front end of the pneumatic actuator 6, so as to facilitate the rotation control of the upper valve rod structure 3 through the pneumatic actuator 6, the filtering pressure reducing valve 8 is installed at the left side of the pneumatic actuator 6, the pressure reducing valve dial 801 is installed at the left side of the filtering pressure reducing valve, be connected with connecting pipe 701 between solenoid valve 7 and the filter relief pressure valve 8, outside air supply reachs solenoid valve 7 through filter relief pressure valve 8 and reentries pneumatic actuator 6, is favorable to solenoid valve 7 to pneumatic actuator 6's control, is favorable to the stability of air supply atmospheric pressure simultaneously, and positioner 9 is installed at pneumatic actuator 6 top, installs second protection shield 901 between positioner 9 and the pneumatic actuator 6, is convenient for adjust the aperture of valve.
The working principle is as follows: when the high-temperature-resistant valve is used, the flange plates 101 are installed on the left side and the right side of the valve body structure 1, the valve body structure 1 and the pipe fittings are fixed through the flange plates 101, the sealing rings 104 are installed in the medium flow direction holes 103 on the two sides of the valve body structure 1, the sealing rings 104 are installed between the valve seat 106 and the pipe fittings inside the valve body structure 1, the spring 105 is installed between the valve seat 106 and the valve body structure 1, the sealing performance of the connecting column of the valve body structure 1 and the pipe fittings is improved conveniently, the cooling pipeline 107 is wound on the outer wall of the valve body structure 1, the cooling pipeline 107 is connected with an external cooling box, the surface of the valve body structure 1 is cooled conveniently, the valve body structure 1 is prevented from being damaged due to overhigh temperature, the ball valve body 2 is arranged inside the valve body structure 1, the upper valve rod structure 3 penetrates through the top of the valve body structure 1 and, the upper valve rod structure 3 and the lower valve rod structure 4 are connected with the valve core 201 of the ball valve body 2 through a cylindrical pin 202 in a clamping manner, so that the connection between the upper valve rod structure 3 and the lower valve rod structure 4 and the ball valve body 2 is facilitated, the upper valve rod structure 3 is installed at the upper end of the valve body structure 1, a material pressing cover 301 is arranged above the upper valve rod structure 3, the connection between the material pressing cover 301 and a protection plate installation seat 305 is facilitated through a packing nut 302, the connection between the protection plate installation seat 305 and a first protection plate 5 and the packing pressing cover 301 is facilitated, the packing nut 302 is arranged on the material pressing cover 301, a filler 303 is arranged below the material pressing cover 301, a first self-lubricating bearing 304 is arranged below the upper valve rod structure 3, the bottom of the upper valve rod structure 3 penetrates through the protection plate installation seat 305, the protection plate installation seat 305 is connected with the first protection plate 5 through a protection plate bolt 501, the lower valve rod, a ring gasket 401 is arranged below the second self-lubricating bearing 402, an adjusting gasket 403 is arranged below the lower valve rod structure 4, a lower gland 404 is arranged below the adjusting gasket 403, a flat gasket 405 and a gland bolt 406 are arranged below the lower gland 404, a pneumatic actuator 6 is arranged above the first protective plate 5, the pneumatic actuator 6 is connected with an external air pipe to realize the rotating action on the upper valve rod structure 3, a ball valve body 2 inside the valve body structure is driven to rotate, the opening and closing of the valve body structure are realized, the reliability is high, the explosion-proof function is realized, an electromagnetic valve 7 is arranged at the front end of the pneumatic actuator 6, a filtering and reducing valve 8 is arranged at the left side of the pneumatic actuator 6, a connecting pipe 701 is connected between the electromagnetic valve 7 and the filtering and reducing valve 8, an external air source reaches the electromagnetic valve 7 through the filtering and reducing valve 8 and then enters the pneumatic actuator 6, the pneumatic actuator 6 is provided with a positioner 9 at the top, which facilitates the control of the pneumatic actuator 6 by the solenoid valve 7 and the stabilization of the air pressure of the air source, and the pneumatic actuator 6 is conveniently adjusted by the positioner 9.
The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.
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 or portions thereof without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a high temperature resistant valve, includes valve body structure (1), ball valve body (2), goes up valve rod structure (3), lower valve rod structure (4), its characterized in that:
the valve body structure (1), the valve body structure (1) comprises a flange plate (101), flange screw holes (102), medium flow direction holes (103), sealing rings (104), springs (105), valve seats (106) and cooling pipelines (107), the flange plate (101) is installed on the left side and the right side of the valve body structure (1), the flange plate (101) is provided with a plurality of flange screw holes (102), the valve body structure (1) is transversely penetrated with the medium flow direction holes (103), the sealing rings (104) are installed in the medium flow direction holes (103) on the two sides of the valve body structure (1), the valve seats (106) are installed on the two sides of the medium flow direction holes (103), and the cooling pipelines (107) are wound on the outer wall of the valve body structure (1);
the ball valve body (2), the ball valve body (2) includes valve core (201) and cylindrical pin (202), the said ball valve body (2) is installed inside valve body structure (1), the top and bottom of the said ball valve body (2) are equipped with the valve core (201);
the upper valve rod structure (3) comprises a packing gland (301), a packing nut (302), packing (303), a first self-lubricating bearing (304) and a protection plate mounting seat (305), the upper valve rod structure (3) is mounted at the upper end of the valve body structure (1), the material gland (301) is arranged above the upper valve rod structure (3), the packing nut (302) is arranged on the material gland (301), the packing (303) is arranged below the material gland (301), the first self-lubricating bearing (304) is arranged below the upper valve rod structure (3), and the protection plate mounting seat (305) penetrates through the bottom of the upper valve rod structure (3);
lower valve rod structure (4), lower valve rod structure (4) include ring packing (401), second self-lubricating bearing (402), adjusting shim (403), lower gland (404), flat gasket (405) and gland bolt (406), install at valve body structure (1) lower extreme down valve rod structure (4), lower valve rod structure (4) top is equipped with second self-lubricating bearing (402), second self-lubricating bearing (402) below is equipped with ring packing (401), lower valve rod structure (4) below is equipped with adjusting shim (403), gland (404) are installed to adjusting shim (403) below, gland (404) below is equipped with flat gasket (405) and gland bolt (406) down.
2. The high temperature resistant valve of claim 1, wherein: the sealing ring (104) is arranged between a valve seat (106) and a pipe fitting inside the valve body structure (1), and a spring (105) is arranged between the valve seat (106) and the valve body structure (1).
3. The high temperature resistant valve of claim 1, wherein: the cooling duct (107) is connected to an external cooling tank.
4. The high temperature resistant valve of claim 1, wherein: the upper valve rod structure (3) penetrates through the top of the valve body structure (1) and is connected with a valve core (201) at the top of the ball valve body (2), the lower valve rod structure (4) penetrates through the bottom of the valve body structure (1) and is connected with the valve core (201) at the bottom of the ball valve body (2), and the upper valve rod structure (3) and the lower valve rod structure (4) are connected with the valve core (201) of the ball valve body (2) in a clamping mode through a cylindrical pin (202).
5. The high temperature resistant valve of claim 1, wherein: the protective plate mounting seat (305) is connected with the first protective plate (5) through a protective plate bolt (501), and the packing gland (301) is connected with the protective plate mounting seat (305) through a packing nut (302).
6. The high temperature resistant valve of claim 5, wherein: a pneumatic actuator (6) is arranged above the first protection plate (5), and an electromagnetic valve (7) is installed at the front end of the pneumatic actuator (6).
7. The high temperature resistant valve of claim 6, wherein: the pneumatic actuator (6) is provided with a filtering pressure reducing valve (8) on the left side, and a pressure reducing valve dial (801) is arranged on the left side of the filtering pressure reducing valve (8).
8. The high temperature resistant valve of claim 6, wherein: and a connecting pipe (701) is connected between the electromagnetic valve (7) and the filtering pressure reducing valve (8).
9. The high temperature resistant valve of claim 6, wherein: and a positioner (9) is installed at the top of the pneumatic actuator (6), and a second protective plate (901) is installed between the positioner (9) and the pneumatic actuator (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022037737.4U CN213628981U (en) | 2020-09-17 | 2020-09-17 | High-temperature-resistant valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022037737.4U CN213628981U (en) | 2020-09-17 | 2020-09-17 | High-temperature-resistant valve |
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| Publication Number | Publication Date |
|---|---|
| CN213628981U true CN213628981U (en) | 2021-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022037737.4U Active CN213628981U (en) | 2020-09-17 | 2020-09-17 | High-temperature-resistant valve |
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| Country | Link |
|---|---|
| CN (1) | CN213628981U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112096908A (en) * | 2020-09-17 | 2020-12-18 | 江苏竹箕阀业有限公司 | High-temperature-resistant valve |
-
2020
- 2020-09-17 CN CN202022037737.4U patent/CN213628981U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112096908A (en) * | 2020-09-17 | 2020-12-18 | 江苏竹箕阀业有限公司 | High-temperature-resistant valve |
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