CN219242678U - Electric knife gate valve electric device in slurry treatment system - Google Patents
Electric knife gate valve electric device in slurry treatment system Download PDFInfo
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- CN219242678U CN219242678U CN202320080830.4U CN202320080830U CN219242678U CN 219242678 U CN219242678 U CN 219242678U CN 202320080830 U CN202320080830 U CN 202320080830U CN 219242678 U CN219242678 U CN 219242678U
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- valve body
- lifting channel
- slurry
- electric
- treatment system
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- 239000002002 slurry Substances 0.000 title claims abstract description 52
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 238000007789 sealing Methods 0.000 claims abstract description 29
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 239000007921 spray Substances 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000007790 scraping Methods 0.000 abstract description 10
- 238000004140 cleaning Methods 0.000 abstract description 9
- 230000000630 rising effect Effects 0.000 abstract description 4
- 238000007599 discharging Methods 0.000 description 3
- 238000011010 flushing procedure Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The utility model discloses an electric device of an electric knife gate valve in a slurry treatment system, which comprises a valve body, a gate plate arranged in the valve body, a screw rod connected to the top of the gate plate and an electric driving mechanism for driving the screw rod to rotate and lift, wherein the valve body comprises a flange valve body connected with a slurry pipeline and a lifting channel communicated with the flange valve body, and the gate plate is correspondingly inserted into the flange valve body and the lifting channel; the flange valve body and the lifting channel are connected with each other through a rubber scraper, and the rubber scrapers are respectively attached to two sides of the flashboard; the lifting channel is internally provided with a clean water spray head and a water outlet. The utility model has the advantages that: the sealing device is suitable for a slurry treatment system, the rubber scraping plate can scrape slurry on the surface of the flashboard rising into the lifting channel, and the rubber scraping plate and the rubber sealing gasket in the lifting channel can realize sealing of the flange valve body, even if the flashboard carries the slurry into the lifting channel, the flashboard can be blocked by the rubber sealing gasket and can clean and discharge the slurry through the cleaning mechanism.
Description
Technical Field
The utility model relates to the technical field of slurry treatment, in particular to an electric device of an electric knife-type gate valve in a slurry treatment system.
Background
The opening and closing parts of the knife gate valve are flashboard, the moving direction of the flashboard is vertical to the fluid direction, and after the knife gate valve appears, a large number of general cut-off valves and regulating valves are replaced. The manual knife gate valve can only be fully opened and fully closed, but cannot be adjusted and throttled.
There is a need for slurry flow regulation in slurry handling systems, and therefore, electric knife gate valves are required to replace conventional manual knife gate valves in slurry handling systems. In the process of treating the slurry, the slurry has certain viscosity, so that the slurry attached to the surface of the flashboard needs to be scraped in the rising process of the flashboard, otherwise, the slurry is brought into the lifting driving mechanism at the upper part, and the clamping and abrasion of the lifting driving mechanism are caused.
Disclosure of Invention
According to the defects of the prior art, the utility model provides the electric knife type gate valve electric device in the slurry treatment system, which is used for scraping slurry on the flashboard by arranging the rubber scraping plate at the joint of the flange valve body and the lifting channel, and is used for cleaning and discharging slurry in the lifting channel by arranging the clear water spray head and the water discharge outlet in the lifting channel, so that the sealing in the lifting channel is realized, the slurry pollution is avoided, and the influence on an electric driving mechanism is caused.
The utility model is realized by the following technical scheme:
the electric device for the electric knife gate valve in the slurry treatment system is characterized by comprising a valve body, a gate plate arranged in the valve body, a screw rod connected to the top of the gate plate and an electric driving mechanism for driving the screw rod to rotate and lift, wherein the valve body comprises a flange valve body connected with a slurry pipeline and a lifting channel communicated with the flange valve body, and the gate plate is correspondingly inserted into the flange valve body and the lifting channel; the flange valve body and the lifting channel are connected with each other, and rubber scrapers are respectively attached to two sides of the flashboard; the lifting channel is internally provided with a clean water spray head and a water outlet.
The rubber scraping plate is in a right triangle cross section, a right-angle side of the rubber plate is fixed on the inner wall surface of the flange valve body, and the other right-angle side of the rubber plate is attached to the surface of the flashboard.
A rubber sealing gasket is arranged in the middle or upper part of the lifting channel, one side of the rubber sealing gasket is fixed on the inner wall surface of the lifting channel, and the other side of the rubber sealing gasket is abutted against the wall surface of the flashboard; the clear water spray head and the water outlet are positioned in the space below the rubber sealing gasket.
The shell outside of the electric driving mechanism is fixedly provided with a clear water tank which is communicated with the clear water spray head through a miniature water pump and a hose.
The water outlet is connected with a water outlet pipe, and a suction pump is arranged in the water outlet pipe.
The electric driving mechanism comprises a servo motor, a first conical gear, a second conical gear and a shell, wherein the second conical gear is coaxially sleeved on the outer side of the screw rod, the first conical gear and the second conical gear are in fit transmission and are mutually perpendicular, the first conical gear is driven to rotate by the servo motor, and the servo motor, the first conical gear and the second conical gear are all packaged in the shell.
The upper end of the screw rod penetrates through the top plate of the shell, and a flexible cover body is arranged between the upper end of the screw rod and the top plate of the shell to form a seal.
The utility model has the advantages that: the electric device of the electric knife gate valve is simple in structure and applicable to a slurry conveying pipeline in a slurry treatment system, slurry on the surface of a flashboard rising into a lifting channel can be scraped by the arrangement of the rubber scraping plate, sealing of a flange valve body can be achieved by the rubber scraping plate and a rubber sealing gasket in the lifting channel, and even if slurry is carried into the lifting channel by the flashboard, the flashboard can be blocked by the rubber sealing gasket and can be cleaned and discharged by a cleaning mechanism, so that dynamic sealing is achieved.
Drawings
Fig. 1 is a schematic diagram of an electric device for an electric knife gate valve in a slurry treatment system according to the present utility model.
Description of the embodiments
The features of the present utility model and other related features are described in further detail below by way of example in conjunction with the following drawings, to facilitate understanding by those skilled in the art:
as shown in fig. 1, the marks in the figure are respectively:
the valve body 1, the flange valve body 11, the lifting channel 12, the rubber scraping plate 13, the first rubber sealing gasket 14 and the second rubber sealing gasket 15; the motor-driven driving mechanism 2, the shell 21, the servo motor 22, the first conical gear 23, the fixed bracket 24, the second conical gear 25, the ball bearing 26, the flexible cover 27 and the screw 28; a shutter 3; the cleaning mechanism 4, the clean water tank 41, the clean water spray head 42, the hose 43, the water outlet 44, the water drain 45, the suction pump 46 and the micro water pump 47; a slurry conveying pipeline 5.
Examples: as shown in fig. 1, the present embodiment relates to an electric knife gate valve electric device in a slurry treatment system, which comprises a valve body 1, a gate plate 3 provided in the valve body 1, a screw 28 connected to the top of the gate plate 3, an electric driving mechanism 2 for driving the screw 28 to rotate and lift, and a cleaning mechanism 4 for cleaning and draining a lifting channel 12 of the gate plate 3.
As shown in fig. 1, the valve body 1 mainly comprises a flange valve body 11 and a lifting channel 12, two ports of the flange valve body 11 are in sealing connection with the slurry conveying pipeline 5 through a flange plate, and the upper wall surface of the flange valve body 11 is communicated with the lifting channel 12 for lifting the flashboard 3. The flashboard 3 is vertically inserted into the flange valve body 11 and the lifting channel 12 and is vertical to the flowing direction of the slurry. When the flashboard 3 is lifted to the lowest position in the flange valve body 11, the slurry conveying pipeline 5 is completely sealed and cut off; when the flashboard 3 is driven to ascend by the screw 28, the opening of the slurry conveying pipeline 5 is realized, and the adjustment of the slurry conveying flow can be realized. The flange valve body 11 is provided with a rubber scraper 13 at the joint of the lifting channel 12, the rubber scraper 13 is a rubber block with a triangular section, wherein the right-angle surface at the top is attached and fixed on the top inner wall surface of the flange valve body 11, and the right-angle surface at the side is attached (not fixed) on the surface of the flashboard 3, so that slurry attached to the surface of the flashboard 3 can be scraped in the lifting process of the flashboard 3. A first rubber gasket 14 and a second rubber gasket 15 are provided at the bottom and middle of the lifting channel 12, respectively, to form two sealing barriers.
As shown in fig. 1, even if the rubber scraper 13 can scrape the surface mud of the gate plate 3, and the first rubber gasket 14 can block the mud and prevent the mud from entering the lifting channel 12, a small amount of mud still leaks into the lifting channel 12, on the basis of the above-mentioned technology of blocking and sealing by the rubber gaskets, further adopting the technical measure of dredging and discharging, namely, a cleaning mechanism 4 is further arranged in the lifting channel 12, in the space of the lifting channel 12 surrounded by the first rubber gasket 14 and the second rubber gasket 15, a clear water spray head 42 positioned at the top of the surrounding space and a water outlet 44 positioned at the bottom of the surrounding space are respectively arranged, the cleaning mechanism 4 comprises a clear water flushing pipeline and a slurry discharging pipeline, wherein the clear water flushing pipeline comprises a clear water tank 41 fixed on a shell 21 of the electric driving mechanism 2, the clear water tank 41 pumps clear water in the clear water tank through a micro water pump 47 and sprays the clear water into the gate plate 3 through a hose 43, and the sprayed mud capable of flushing the surface of the gate plate 3 can dilute the mud so as to be conveniently discharged; the slurry discharge pipe includes a drain port 44, a drain pipe 45, and a suction pump 46, through which the slurry can be pumped out through the drain port 44 and recovered by the suction pump 46 to keep the inside of the elevating channel 12 clean; and dynamic sealing can be realized by a suction mode.
As shown in fig. 1, the main body of the electric driving mechanism 2 is a shell 21, a servo motor 22 is horizontally erected in the shell 21 through a fixed bracket 24, and a first conical gear 23 is arranged at the front end of an output shaft of the servo motor 22 and is driven to rotate by the servo motor 22; the screw 28 is coaxially sleeved with a second conical gear 25, the second conical gear 25 is supported by a ball bearing 26 for rotation, the ball bearing 26 is fixed on the bottom wall surface of the shell 21, the internal thread of the second conical gear 25 is matched with the external thread on the screw 28, and the external tooth of the first conical gear 23 is matched with the external tooth of the second conical gear 25 for transmission and is mutually perpendicular to the external tooth of the second conical gear; the components are enclosed within a housing 21. The servo motor 22 drives the first conical gear 23 to rotate positively or reversely, the first conical gear 23 correspondingly drives the second conical gear 25 to rotate, the internal thread of the second conical gear 25 drives the screw 28 to ascend or descend along with the rotation of the second conical gear 25, and meanwhile, the lifting of the screw 28 drives the flashboard 3 to lift in the valve body 1 so as to control the on-off of the slurry conveying pipeline 5. The top of the screw 28 penetrates through the top of the shell 21, in order to ensure the sealing inside the shell 21 and prevent external impurities from drifting into the shell to damage a mechanical transmission mechanism, a disc is welded at the top of the screw 28, a flexible cover 27 is arranged on the outer edge of the disc, the upper part of the flexible cover 27 is fixedly connected with the disc, the lower part of the flexible cover 27 is fixedly connected with the shell 21, and the height of the flexible cover 27 can adapt to the lifting action of the screw 28.
The beneficial effects of this embodiment are: the electric device of the electric knife gate valve is simple in structure and applicable to a slurry conveying pipeline in a slurry treatment system, slurry on the surface of a flashboard rising into a lifting channel can be scraped by the arrangement of the rubber scraping plate, sealing of a flange valve body can be achieved by the rubber scraping plate and a rubber sealing gasket in the lifting channel, and even if slurry is carried into the lifting channel by the flashboard, the flashboard can be blocked by the rubber sealing gasket and can be cleaned and discharged by a cleaning mechanism, so that dynamic sealing is achieved.
Claims (7)
1. The electric device for the electric knife gate valve in the slurry treatment system is characterized by comprising a valve body, a gate plate arranged in the valve body, a screw rod connected to the top of the gate plate and an electric driving mechanism for driving the screw rod to rotate and lift, wherein the valve body comprises a flange valve body connected with a slurry pipeline and a lifting channel communicated with the flange valve body, and the gate plate is correspondingly inserted into the flange valve body and the lifting channel; the flange valve body and the lifting channel are connected with each other, and rubber scrapers are respectively attached to two sides of the flashboard; the lifting channel is internally provided with a clean water spray head and a water outlet.
2. The electric device for the electric knife gate valve in the slurry treatment system according to claim 1, wherein the rubber scraper is in a right triangle cross section, a right angle side of the rubber scraper is fixed on the inner wall surface of the flange valve body, and the other right angle side is abutted against the surface of the gate plate.
3. The electric device of the electric knife gate valve in the slurry treatment system according to claim 1, wherein a rubber sealing gasket is arranged at the middle part or the upper part of the lifting channel, one side of the rubber sealing gasket is fixed on the inner wall surface of the lifting channel, and the other side of the rubber sealing gasket is abutted against the wall surface of the gate plate; the clear water spray head and the water outlet are positioned in the space below the rubber sealing gasket.
4. The electric device for the electric knife gate valve in the slurry treatment system according to claim 3, wherein a clean water tank is fixedly arranged outside the shell of the electric driving mechanism, and the clean water tank is communicated with the clean water spray head through a miniature water pump and a hose.
5. A motor-operated knife gate valve motor-operated device in a slurry treatment system according to claim 3, wherein a drain pipe is connected to said drain port and a suction pump is provided in said drain pipe.
6. The electric device for the electric knife gate valve in the slurry treatment system according to claim 1, wherein the electric driving mechanism comprises a servo motor, a first conical gear, a second conical gear and a shell, the second conical gear is coaxially sleeved on the outer side of the screw rod, the first conical gear and the second conical gear are in fit transmission and are mutually perpendicular, the first conical gear is driven to rotate by the servo motor, and the servo motor, the first conical gear and the second conical gear are all packaged in the shell.
7. The electric device for the electric knife gate valve in the slurry treatment system according to claim 6, wherein the upper end of the screw rod penetrates through the top plate of the housing, and a flexible cover is arranged between the upper end of the screw rod and the top plate of the housing to form a sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320080830.4U CN219242678U (en) | 2023-01-13 | 2023-01-13 | Electric knife gate valve electric device in slurry treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320080830.4U CN219242678U (en) | 2023-01-13 | 2023-01-13 | Electric knife gate valve electric device in slurry treatment system |
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| Publication Number | Publication Date |
|---|---|
| CN219242678U true CN219242678U (en) | 2023-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320080830.4U Active CN219242678U (en) | 2023-01-13 | 2023-01-13 | Electric knife gate valve electric device in slurry treatment system |
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| Country | Link |
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| CN (1) | CN219242678U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109366715A (en) * | 2018-12-25 | 2019-02-22 | 南京工程学院 | A kind of precast shear wall grouting pipe |
| CN109397508A (en) * | 2018-12-25 | 2019-03-01 | 南京工程学院 | A kind of precast shear wall grouting pipe connector |
-
2023
- 2023-01-13 CN CN202320080830.4U patent/CN219242678U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109366715A (en) * | 2018-12-25 | 2019-02-22 | 南京工程学院 | A kind of precast shear wall grouting pipe |
| CN109397508A (en) * | 2018-12-25 | 2019-03-01 | 南京工程学院 | A kind of precast shear wall grouting pipe connector |
| CN109366715B (en) * | 2018-12-25 | 2023-09-01 | 南京工程学院 | Precast shear wall grouting pipeline |
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