CN210770367U

CN210770367U - Ash discharge double-valve seat ball valve

Info

Publication number: CN210770367U
Application number: CN201921341092.4U
Authority: CN
Inventors: 刘军凯
Original assignee: Shijiazhuang Hi Tech Huaneng Metallurgical Equipment Co Ltd
Current assignee: Shijiazhuang Hi Tech Huaneng Metallurgical Equipment Co Ltd
Priority date: 2019-08-19
Filing date: 2019-08-19
Publication date: 2020-06-16
Anticipated expiration: 2029-08-19

Abstract

The utility model discloses an ash discharging double-valve seat ball valve, including valve body, case, first sealing washer and second sealing washer, the top of valve body is equipped with the disk seat, and the below of valve body is equipped with down the disk seat, and the inside of valve body is equipped with the case, and the center of case is equipped with the mounting hole, and the top of case is equipped with first sealing washer, and the below of case is equipped with the second sealing washer. The utility model discloses first sealing washer and second sealing washer have been set up, and set up first sealed pad and the sealed pad of second between first sealing washer and case, first sealed pad carries out the deashing to the surface of case, it hardens to meet water on preventing that the dust from falling the case, the scratch is sealed to fill up, the sealed pad of second can be with the zero leakage of case sealed, it fills up to be provided with the third between second sealing washer and case, the sealed pad of third has played sealed effect and the supporting role to the case concurrently, prevent that the surface of case from warping in long-term use.

Description

Ash discharge double-valve seat ball valve

Technical Field

The utility model relates to an unload grey ball valve technical field, specifically unload grey double-disk seat ball valve.

Background

In the process of smelting steel by burning coal in a steel plant, a large amount of coal ash can be generated, the accumulation of the coal ash can influence the temperature of the burning coal, and further the quality of steel smelting is influenced, so that the coal ash is required to be regularly removed by using an ash discharge pipeline. A ball valve is required to be arranged on the ash discharge pipeline to control the opening and closing of the ash discharge pipeline, so that the function of timing ash removal is achieved. The existing ash discharging pipeline is used, because abrasion and aging occur, which are difficult to avoid, of a sealing element, the sealing effect can be poor, coal ash is caused to enter a gap between the valve core and the valve body, when the valve core rotates, the coal ash is used as a friction medium to abrade the outer surface of the valve core, so that the outer surface of the valve core is deformed, and in addition, the coal ash can possibly enter a transmission mechanism for controlling the rotation of the valve core, so that the friction between meshing gears in the transmission mechanism is increased, and the gears are abraded.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an ash discharge double-valve seat ball valve to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the ash discharging double-valve-seat ball valve comprises a valve body, an upper valve seat, a lower valve seat, a valve core, a first sealing ring and a second sealing ring, wherein the upper valve seat is arranged above the valve body, and the lower valve seat is arranged below the valve body; the left side of the valve body is provided with an installation head, the right side of the valve body is provided with a connector, the right side of the connector is connected with a transmission mechanism through a flange, a speed reducing mechanism is arranged above the transmission mechanism, the transmission mechanism is rotatably connected with the speed reducing mechanism, the right side of the speed reducing mechanism is provided with a motor, a turntable is arranged above the speed reducing mechanism, and the speed reducing mechanism is rotatably connected with the motor and the turntable; the valve comprises a valve body and is characterized in that a valve core is arranged inside the valve body, a mounting hole is formed in the center of the valve core, a first sealing ring is arranged above the valve core, a second sealing ring is arranged below the valve core, a positioning ring is arranged between the first sealing ring and the inner side wall of the valve body, and a positioning ring is arranged between the second sealing ring and the inner side wall of the valve body.

As a further aspect of the present invention: the top end of the valve body is connected with the bottom end of the upper valve seat through a flange, the top end of the upper valve seat is provided with a connecting flange, the bottom end of the valve body is connected with the top end of the lower valve seat through a flange, and the bottom end of the lower valve seat is provided with a connecting flange.

As a further aspect of the present invention: and a first sealing gasket and a second sealing gasket are arranged between the first sealing ring and the valve core, the second sealing gasket is arranged below the first sealing gasket, the first sealing gasket is made of rubber, and the second sealing gasket is made of hard plastic.

As a further aspect of the present invention: and a third sealing gasket is arranged between the second sealing ring and the valve core and is made of rubber.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model is provided with the motor and the turntable, when the motor can not be used, the rotation of the valve core can be manually controlled through the turntable; the utility model discloses first sealing washer and second sealing washer have been set up, and set up between first sealing washer and case that first sealed the pad and the sealed first sealed pad of second is sealed and is filled up and carry out the deashing to the surface of case, it hardens to meet water on the case to prevent that the dust from falling, the scratch is sealed to fill up, the sealed pad of second can be with the case zero leakage sealed, it fills up to be provided with the third between second sealing washer and case, the sealed pad of third has played sealed effect and the supporting role to the case concurrently, prevent that the surface of case from warping in long-term use.

Drawings

FIG. 1 is a schematic view of the assembly structure of the ash discharge double-seat ball valve.

FIG. 2 is a sectional front view of an ash discharge double seat ball valve.

FIG. 3 is an enlarged partial view of position A of the ash discharge double seat ball valve.

FIG. 4 is an enlarged partial view of the B position in the ash discharge double seat ball valve.

In the figure: 1. a valve body; 2. an upper valve seat; 3. a lower valve seat; 4. a motor; 5. a speed reduction mechanism; 6. a turntable; 7. a transmission mechanism; 8. a connector; 9. a mounting head; 10. a valve core; 11. mounting holes; 12. a positioning ring; 13. a first seal ring; 131. A first gasket; 132. a second gasket; 14. a second seal ring; 141. and a third gasket.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1-4, the ash-discharging double-valve-seat ball valve comprises a valve body 1, an upper valve seat 2, a lower valve seat 3, a valve core 10, a first sealing ring 13 and a second sealing ring 14, wherein the upper valve seat 2 is arranged above the valve body 1, the top end of the valve body 1 is connected with the bottom end of the upper valve seat 2 through a flange, the top end of the upper valve seat 2 is provided with a connecting flange, the lower valve seat 3 is arranged below the valve body 1, the bottom end of the valve body 1 is connected with the top end of the lower valve seat 3 through a flange, and the bottom end of the lower valve seat 3; the left side of valve body 1 is equipped with installation head 9, the right side of valve body 1 is equipped with connector 8, there is drive mechanism 7 on the right side of connector 8 through flange joint, drive mechanism 7's top is equipped with reduction gears 5, drive mechanism 7 rotates with reduction gears 5 to be connected, reduction gears 5's right side is equipped with motor 4, reduction gears 5's top is equipped with carousel 6, reduction gears 5 rotates with motor 4 and carousel 6 to be connected, and the oil inlet has been seted up on reduction gears 5, can add lubricating oil in reduction gears 5 and drive mechanism 7 through the oil inlet.

The valve comprises a valve body 1 and is characterized in that a valve core 10 is arranged inside the valve body 1, a mounting hole 11 is formed in the center of the valve core 10, a transmission shaft (not shown in the drawing) is mounted in the mounting hole 11, the left end of the transmission shaft is fixed in a mounting head 9 through a bearing, the right end of the transmission shaft penetrates through a connector 8 and is connected with a transmission mechanism 7, a first sealing ring 13 is arranged above the valve core 10, a second sealing ring 14 is arranged below the valve core 10, a positioning ring 12 is arranged between the first sealing ring 13 and the inner side wall of the valve body 1, a positioning ring 12 is arranged between the second sealing ring 14 and the inner side wall of the valve body 1, and the positioning.

As shown in fig. 3, a first sealing gasket 131 and a second sealing gasket 132 are arranged between the first sealing gasket 13 and the valve element 10, the second sealing gasket 132 is arranged below the first sealing gasket 131, the first sealing gasket 131 is made of rubber, the first sealing gasket 131 seals between the valve element 10 and the first sealing gasket 13, the second sealing gasket 132 is made of rigid plastic, and the second sealing gasket 132 can clean ash on the outer surface of the valve element 10 when the valve element 10 rotates, so as to prevent dust from falling onto the transmission shaft and affecting the operation of the transmission mechanism 7 and the reduction mechanism 5.

As shown in fig. 4, a third gasket 141 is disposed between the second gasket 14 and the valve body 10, the third gasket 141 is made of rubber, the third gasket 141 also functions as a support for the valve body 10, and the third gasket 141 is soft and can prevent the outer surface of the valve body 10 from being deformed during long-term use when supporting the valve body 10.

When the utility model is used, the worker connects the utility model in the ash discharging pipeline through the connecting flange at the top end of the upper valve seat 2 and the connecting flange at the bottom end of the lower valve seat 3; the worker can control the valve core 10 to rotate through the motor 4, and can also control the valve core 10 to rotate through manually rotating the turntable 6, so that the valve body 1 is in an opening or closing state.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The ash-discharging double-valve-seat ball valve comprises a valve body (1), an upper valve seat (2), a lower valve seat (3), a valve core (10), a first sealing ring (13) and a second sealing ring (14), and is characterized in that the upper valve seat (2) is arranged above the valve body (1), and the lower valve seat (3) is arranged below the valve body (1); an installing head (9) is arranged on the left side of the valve body (1), a connector (8) is arranged on the right side of the valve body (1), the right side of the connector (8) is connected with a transmission mechanism (7) through a flange, a speed reducing mechanism (5) is arranged above the transmission mechanism (7), the transmission mechanism (7) is rotatably connected with the speed reducing mechanism (5), a motor (4) is arranged on the right side of the speed reducing mechanism (5), a turntable (6) is arranged above the speed reducing mechanism (5), and the speed reducing mechanism (5) is rotatably connected with the motor (4) and the turntable (6); the novel valve is characterized in that a valve core (10) is arranged inside the valve body (1), a mounting hole (11) is formed in the center of the valve core (10), a first sealing ring (13) is arranged above the valve core (10), a second sealing ring (14) is arranged below the valve core (10), a positioning ring (12) is arranged between the first sealing ring (13) and the inner side wall of the valve body (1), and the positioning ring (12) is arranged between the second sealing ring (14) and the inner side wall of the valve body (1).

2. The double-seat ball valve for discharging ash according to claim 1, characterized in that the top end of the valve body (1) is connected with the bottom end of the upper valve seat (2) through a flange, the top end of the upper valve seat (2) is provided with a connecting flange, the bottom end of the valve body (1) is connected with the top end of the lower valve seat (3) through a flange, and the bottom end of the lower valve seat (3) is provided with a connecting flange.

3. An ash discharge double seat ball valve according to claim 1, characterized in that a first sealing gasket (131) and a second sealing gasket (132) are arranged between the first sealing gasket (13) and the valve core (10), the second sealing gasket (132) is arranged below the first sealing gasket (131), the first sealing gasket (131) is made of rubber, and the second sealing gasket (132) is made of hard plastic.

4. The double-seat ball valve for discharging ash according to claim 1, characterized in that a third sealing gasket (141) is arranged between the second sealing ring (14) and the valve core (10), and the third sealing gasket (141) is made of rubber.