CN219102073U - Ceramic sealing slag discharging valve - Google Patents
Ceramic sealing slag discharging valve Download PDFInfo
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- CN219102073U CN219102073U CN202223533703.XU CN202223533703U CN219102073U CN 219102073 U CN219102073 U CN 219102073U CN 202223533703 U CN202223533703 U CN 202223533703U CN 219102073 U CN219102073 U CN 219102073U
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Abstract
The utility model relates to the technical field of slag discharging valves, in particular to a ceramic sealing slag discharging valve, which comprises a support, wherein the upper end of the support is connected with an electric actuator, the lower end of the support is connected with an upper valve body, the lower part of the upper valve body is connected with a lower valve body, a wedge plate is arranged in the lower valve body, a stud hole is formed in the wedge plate, one end of the wedge plate is connected with a valve shaft, one side of the wedge plate is an inclined plane, one side of the wedge plate is a plane, one side of the plane of the wedge plate is provided with a sealing plate, one side of the sealing plate is provided with a ceramic sealing ring, the other side of the sealing plate is provided with a threaded pin, the threaded pin penetrates through a pin hole, a high-strength disc spring and a locking nut are arranged on the end part of the threaded pin, and the contact surface of the lower valve body and the wedge plate is an inclined plane. The ceramic sealing ring inlaid on the sealing plate has high ceramic hardness, good self-cleaning property and strong slag liquid scouring resistance, and can greatly prolong the service life of the valve.
Description
Technical Field
The utility model relates to the technical field of slag discharging valves, in particular to a ceramic sealing slag discharging valve.
Background
An industrial valve for the slag discharging valve is suitable for the pipeline of coal dressing, slag discharging, food, paper making, medicine, chemical industry, etc. in mine power plant to connect or cut off the cement slurry, gold ore powder, ore sand, slag, coal slime, paper pulp, wood pulp, tailings, fibre, dust, chemical product to treat sewage, sedimentation tank, asphalt, bin outlet, etc. The sealing surfaces of the slag discharging valves in the prior art are steel pieces, the fluid scouring resistance is limited, the service life of the valve is short, the existing slag discharging valves are mostly rigid, the valves can be completely disabled after the sealing surfaces are worn, and a large amount of leakage occurs, so that the design of the slag discharging valve with strong scouring resistance is particularly important.
Disclosure of Invention
The utility model provides a ceramic sealing slag discharging valve, which aims to solve the problem that the slag discharging valve in the prior art is limited in fluid scouring resistance, and the slag discharging valve is strong in slag liquid scouring resistance, so that the service life of the valve can be greatly prolonged.
In order to achieve the above object, the technical scheme of the present utility model is as follows:
the utility model provides a ceramic seal slag discharge valve, includes the support, the support upper end is connected with electric actuator, the support lower extreme is connected with the valve body, it is connected with the lower valve body to go up the valve body below, be equipped with the wedge in the lower valve body, the post pinhole has been seted up on the wedge, wedge one end is connected with the valve shaft, wedge one side is the inclined plane, one side is the plane, wedge plane one side is equipped with the closing plate, closing plate one side is equipped with ceramic seal ring, the closing plate opposite side is equipped with the screw thread pin, the screw thread pin passes from the pin hole, be equipped with high strength dish spring and lock nut on the screw thread pin tip, lock nut is located the high strength dish spring outside, wedge inclined plane one side and lower valve body contact, the lower valve body is the inclined plane with wedge contact surface, lower valve body inclined plane cooperatees with the wedge inclined plane. The ceramic sealing ring inlaid on the sealing plate has high ceramic hardness, good self-cleaning property and strong slag liquid scouring resistance, and can greatly prolong the service life of the valve.
Further, one end of the valve shaft is provided with a bearing chamber, a transmission screw is arranged in the bearing chamber, the transmission screw is connected with one end of the valve shaft, and the upper end of the transmission screw is connected with the electric actuator. The wedge-shaped plate is lifted by the electric actuator and the transmission screw nut, and the valve is controlled to be opened and closed.
Further, a stuffing box is arranged on the support, stuffing is arranged below the stuffing box, and the stuffing is located at the joint of the support and the upper valve body. The filler can prevent water in the valve body from passing through the joint of the bracket and the upper valve body.
Further, a joint bearing is arranged in the stud hole, and the joint bearing is sleeved outside the threaded stud. The joint bearing ensures that the sealing plate is attached to the sealing surface of the lower valve body, and effective sealing of the valve is ensured.
Further, one end of the wedge-shaped plate is provided with a T-shaped groove, one end of the valve shaft is provided with a T-shaped block, and the T-shaped groove is connected with the T-shaped block in a matching way. The wedge-shaped plate is connected with the valve shaft more stably.
Through the technical scheme, the utility model has the beneficial effects that:
according to the utility model, the electric actuator drives the transmission screw to rotate, the transmission screw drives the valve shaft to rotate, so that the wedge-shaped plate is lifted and lowered, the valve is controlled to be opened and closed, when the valve is closed, the high-strength disc spring under the lock nut can provide elastic deformation and pretightening force, the joint bearing ensures that the sealing plate is attached to the sealing surface of the lower valve body, the effective sealing of the valve is ensured, after the sealing surface is worn, the pretightening force provided by the high-strength disc spring can still enable the valve to have certain sealing performance, so that a great amount of leakage is avoided, and the valve replacement effect can be realized; the ceramic sealing ring inlaid on the sealing plate has high ceramic hardness, good self-cleaning property and strong slag liquid scouring resistance, and can greatly prolong the service life of the valve.
Drawings
FIG. 1 is a schematic diagram of a ceramic seal slag discharge valve according to the present utility model;
FIG. 2 is a schematic structural view of a ceramic seal slag discharging valve according to the present utility model;
FIG. 3 is an enlarged view at A in FIG. 2;
FIG. 4 is a schematic view of the structure of the sealing plate of the present utility model;
fig. 5 is a schematic view of the structure of the wedge plate of the present utility model.
The reference numerals in the drawings are: the electric actuator comprises an electric actuator body 1, a support 2, an upper valve body 3, a lower valve body 4, a transmission screw nut 5, a bearing chamber 6, a valve shaft 7, a stuffing box 8, a T-shaped block 9, a sealing plate 10, a wedge-shaped plate 11, a high-strength disc spring 12, a locking nut 13, a joint bearing 14, a ceramic sealing ring 15, a threaded pin 16, a T-shaped groove 17 and a pin hole 18.
Detailed Description
The utility model is further described with reference to the drawings and detailed description which follow:
as shown in fig. 1-5, a ceramic sealing slag discharging valve comprises a support 2, the upper end of the support 2 is connected with an electric actuator 1, the lower end of the support 2 is connected with an upper valve body 3, the lower part of the upper valve body 3 is connected with a lower valve body 4, a wedge plate 11 is arranged in the lower valve body 4, a stud hole 18 is formed in the wedge plate 11, one end of the wedge plate 11 is connected with a valve shaft 7, one side of the wedge plate 11 is a slope and one side is a plane, one side of the wedge plate 11 is provided with a sealing plate 10, one side of the sealing plate 10 is provided with a ceramic sealing ring 15, the other side of the sealing plate 10 is provided with a threaded pin 16, the threaded pin 16 penetrates through the pin hole 18, a high-strength disc spring 12 and a locking nut 13 are arranged at the end of the threaded pin 16, the locking nut 13 is positioned at the outer side of the high-strength disc spring 12, one side of the wedge plate 11 is contacted with the lower valve body 4, the contact surface of the lower valve body 4 and the wedge plate 11 is a slope, and the lower valve body 4 is matched with the slope of the wedge plate 11. The valve shaft 7 is driven to rotate by the electric actuator 1, the wedge-shaped plate 11 is driven to lift by the valve shaft 7, the wedge-shaped plate 11 descends in the closing process, and the sealing plate 10 is attached to the lower valve body 4 in the descending process of the wedge-shaped plate 11 due to the fact that the contact surface of the wedge-shaped plate 11 and the lower valve body 4 is an inclined surface, so that sealing of the valve is achieved.
The electric actuator is characterized in that a bearing chamber 6 is arranged at one end of the valve shaft 7, a transmission screw 5 is arranged in the bearing chamber 6, the transmission screw 5 is connected with one end of the valve shaft 7, and the upper end of the transmission screw 5 is connected with the electric actuator 1. One end of the wedge-shaped plate 11 is provided with a T-shaped groove 17, one end of the valve shaft 7 is provided with a T-shaped block 9, and the T-shaped groove 17 is connected and matched with the T-shaped block 9. The electric actuator 1 drives the transmission screw 5 to rotate, and the transmission screw 5 drives the valve shaft 7 to rotate, so that the wedge-shaped plate 11 is lifted and lowered, and the valve is controlled to be opened and closed.
The support 2 is provided with a stuffing box 8, stuffing is arranged below the stuffing box 8, and the stuffing is positioned at the joint of the support 2 and the upper valve body 3. The packing can prevent water in the valve body from compressing and fixing the packing through the joint of the bracket 2 and the upper valve body 3 by the packing box 8.
The pin hole 18 is internally provided with a knuckle bearing 14, and the knuckle bearing 14 is sleeved outside the threaded pin 16. The knuckle bearing 14 ensures that the sealing plate 10 is attached to the sealing surface of the lower valve body 4, and ensures the effective sealing of the valve.
When the valve is used, the electric actuator 1 drives the transmission screw 5 to rotate, the transmission screw 5 drives the valve shaft 7 to rotate, lifting of the wedge-shaped plate 11 is realized, opening and closing of the valve are controlled, the wedge-shaped plate 11 descends in the closing process, the contact surface of the wedge-shaped plate 11 and the lower valve body 4 is an inclined surface, the sealing plate 10 is attached to the lower valve body 4 in the descending process of the wedge-shaped plate 11, the joint bearing 14 ensures that the sealing plate 10 is attached to the sealing surface of the lower valve body 4, effective sealing of the valve is ensured, sealing of the valve is realized, water in the valve body can be prevented from being connected with the upper valve body 3 through the support 2 by the filler, and the packing box 8 is fixedly pressed on the filler.
The above embodiments are only preferred embodiments of the utility model and do not limit the scope of the utility model, so all equivalent changes or modifications made by the technical solution described in the patent claims are included in the scope of the utility model.
Claims (5)
1. The utility model provides a ceramic seal slag discharge valve, includes support (2), its characterized in that, support (2) upper end is connected with electric actuator (1), support (2) lower extreme is connected with valve body (3), it is connected with lower valve body (4) to go up valve body (3) below, be equipped with wedge plate (11) down in valve body (4), post pinhole (18) have been seted up on wedge plate (11), wedge plate (11) one end is connected with valve shaft (7), wedge plate (11) one side is inclined plane, one side is the plane, wedge plate (11) plane one side is equipped with closing plate (10), closing plate (10) one side is equipped with ceramic sealing ring (15), closing plate (10) opposite side is equipped with screw thread pin (16), screw thread pin (16) pass from post hole (18), be equipped with high strength dish spring (12) and lock nut (13) on the tip, lock nut (13) are located the high strength dish spring (12) outside, wedge plate (11) inclined plane one side is the plane with valve body (4) down, wedge plate (4) inclined plane one side is equipped with closing plate (10), closing plate (10) one side is equipped with ceramic sealing plate (15) one side is equipped with inclined plane (4).
2. The ceramic sealing slag discharging valve according to claim 1, wherein one end of the valve shaft (7) is provided with a bearing chamber (6), a transmission screw (5) is arranged in the bearing chamber (6), the transmission screw (5) is connected with one end of the valve shaft (7), and the upper end of the transmission screw (5) is connected with the electric actuator (1).
3. The ceramic sealing slag discharging valve according to claim 1, wherein a stuffing box (8) is arranged on the support (2), stuffing is arranged below the stuffing box (8), and the stuffing is located at the joint of the support (2) and the upper valve body (3).
4. The ceramic seal slag discharging valve according to claim 1, wherein a knuckle bearing (14) is arranged in the pin hole (18), and the knuckle bearing (14) is sleeved outside the threaded pin (16).
5. The ceramic sealing slag discharging valve according to claim 1, wherein one end of the wedge-shaped plate (11) is provided with a T-shaped groove (17), one end of the valve shaft (7) is provided with a T-shaped block (9), and the T-shaped groove (17) is connected and matched with the T-shaped block (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223533703.XU CN219102073U (en) | 2022-12-29 | 2022-12-29 | Ceramic sealing slag discharging valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223533703.XU CN219102073U (en) | 2022-12-29 | 2022-12-29 | Ceramic sealing slag discharging valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219102073U true CN219102073U (en) | 2023-05-30 |
Family
ID=86461444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223533703.XU Active CN219102073U (en) | 2022-12-29 | 2022-12-29 | Ceramic sealing slag discharging valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219102073U (en) |
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2022
- 2022-12-29 CN CN202223533703.XU patent/CN219102073U/en active Active
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