CN220320348U - Automatic flushing knife gate valve - Google Patents
Automatic flushing knife gate valve Download PDFInfo
- Publication number
- CN220320348U CN220320348U CN202321504558.4U CN202321504558U CN220320348U CN 220320348 U CN220320348 U CN 220320348U CN 202321504558 U CN202321504558 U CN 202321504558U CN 220320348 U CN220320348 U CN 220320348U
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- China
- Prior art keywords
- gate
- cleaning
- fixedly connected
- flashboard
- knife
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- 238000011010 flushing procedure Methods 0.000 title claims abstract description 27
- 238000004140 cleaning Methods 0.000 claims abstract description 66
- 238000005096 rolling process Methods 0.000 claims abstract description 43
- 230000007306 turnover Effects 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 35
- 238000007789 sealing Methods 0.000 abstract description 20
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 230000001680 brushing effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- Sliding Valves (AREA)
Abstract
The utility model discloses an automatic flushing knife gate valve, which relates to the technical field of knife gate valves and comprises a pipe body, a knife gate unit, a flushing unit and a cleaning unit; the pipe body is a cylindrical cavity pipe body; the knife switch unit comprises a gate groove, a gate plate connecting arm, a gate collecting chamber, a sealing sliding sleeve and a movable plate, wherein the gate groove in the turnover direction is formed in the middle of the inner side of the pipe body, the gate collecting chamber is arranged in the middle of the top of the pipe body in an inserted mode, the top of the gate collecting chamber is connected with the gate plate connecting arm through the sealing sliding sleeve in a sliding mode, the gate plate is fixedly connected with the bottom end of the gate plate connecting arm, the gate plate is controlled to move up and down by means of telescopic control of a hydraulic cylinder, the gate plate is closed down to the bottom, the gate plate moves up to the bottom edge to open the gate valve, the gate plate moves to drive the rack to move vertically, the gear is driven to rotate, the gear rotates to drive the round rolling cleaning brush to clean stains on the two sides of the gate plate, the sealing performance of the knife switch is guaranteed, and the service life is prolonged.
Description
Technical Field
The utility model relates to the technical field of knife gate valves, in particular to an automatic flushing knife gate valve.
Background
The knife gate valve is also called a knife gate valve, a slurry valve and a slurry valve, the opening and closing piece of the knife gate valve is a gate plate, the moving direction of the gate plate is vertical to the fluid direction, the knife edge-shaped gate plate which can cut fiber materials is used for cutting off media, the gate plate is provided with two sealing surfaces, the two sealing surfaces of the most commonly used mode gate valve form a wedge shape, the wedge angle is different along with the valve parameters, and the gate plate of the wedge type knife gate valve can be made into a whole and is called a rigid gate plate; the valve body is not provided with a chamber in practice, the valve body is lifted in a side guide groove and is tightly pressed on a valve seat by lugs at the bottom, and when higher medium tightness is required, the O-shaped sealing valve seat can be selected to realize bidirectional sealing, and the knife gate valve has smaller installation space, low working pressure, difficult accumulation of sundries and lower price;
at present, in the use process of the knife gate valve, due to long-time operation and water quality problems of a pipeline, a plurality of sediments can be accumulated at a concave structure of a valve body, the flashboard is prevented from falling to a sealing size, the valve cannot be closed, and the normal operation of the pipeline is seriously influenced.
Disclosure of Invention
The technical problem to be solved by the utility model is to overcome the existing defects, and provide the automatic flushing knife gate valve, wherein the up-and-down movement of the gate plate is controlled by the expansion of the hydraulic cylinder, the gate plate is closed when moving downwards, the gate plate is opened when moving upwards to the bottom edge, the gate plate moves to drive the vertical movement of the rack, the gear is driven to rotate to drive the round roller cleaning brush to clean stains on the two sides of the gate plate in a rolling way, the tightness of the knife gate is ensured, the service life is prolonged, and the problems in the background art can be effectively solved.
In order to achieve the above purpose, the present utility model provides the following technical solutions: an automatic flushing knife gate valve comprises a pipe body, a knife gate unit, a flushing unit and a cleaning unit;
tube body: is a cylindrical cavity tube body;
a knife switch unit: the automatic sealing device comprises a gate groove, a gate plate connecting arm, a gate collecting chamber, a sealing sliding sleeve and a movable plate, wherein the gate groove in the turnover direction is developed in the middle of the inner side of a pipe body, the gate collecting chamber is inserted into the middle top of the pipe body, the top end of the gate collecting chamber is connected with the gate plate connecting arm in a sliding manner through the sealing sliding sleeve, the bottom end of the gate plate connecting arm is fixedly connected with the gate plate, the gate plate is connected with the inside of the gate groove and the gate collecting chamber in a sliding manner, and the top end of the gate plate connecting arm is fixedly connected with the middle of the rear end of the lower surface of the movable plate;
a flushing unit: two sets of flushing units are arranged on two sides of the gate collecting chamber respectively;
and a cleaning unit: two sets of cleaning units are arranged on two sides of the flashboard.
The sluice is used for sealing with the flashboard, prevents revealing, prevents simultaneously that liquid pressure is too big, damages the flashboard, and flashboard linking arm is used for sliding connection sealing sliding sleeve, receives the floodgate room and provides sluice and accomodates and abluent space, and the fly leaf is used for connecting the cleaning unit.
Further, the knife switch unit further comprises a fixed lug, a hydraulic cylinder and a gate closing slide bar, the upper ends of the left surface and the right surface of the outer side of the gate collecting chamber are respectively and fixedly connected with the opposite ends of the fixed lug, the upper surface of the right fixed lug is fixedly connected with the bottom end of the hydraulic cylinder, the top end of the hydraulic cylinder is fixedly connected with the corresponding position of the movable plate, the upper surface of the left fixed lug is fixedly connected with the bottom end of the gate closing slide bar, the gate closing slide bar is in sliding connection with the corresponding position of the movable plate, and the input end of the hydraulic cylinder is electrically connected with an external power supply through an external control switch group.
The fixed ear is used for installing the pneumatic cylinder and closes the floodgate slide bar, and the pneumatic cylinder is used for flexible lift of control flashboard, closes floodgate slide bar and is used for keeping the stability when going up and down.
Further, the flushing unit comprises a water supply pipe and a water diversion pipe, the middle parts of the left side surface and the right side surface of the gate collecting chamber are respectively and equidistantly inserted with the water diversion pipe, the far ends of the water diversion pipes are respectively connected with the corresponding water supply pipes, and the front ends of the water supply pipes are respectively connected with an external water supply system.
The water supply pipe is used for supplying water, and the water diversion pipe is used for spraying wind to two sides of the flashboard under high pressure for preliminary flushing.
Further, the cleaning unit comprises a rolling groove, a rolling shaft and a round rolling cleaning brush, the rolling grooves are respectively formed in the bottoms of the left side surface and the right side surface of the gate collecting chamber, the two end surfaces of the rolling grooves are respectively and rotatably connected with the rolling shaft, and the middle parts of the rolling shafts are respectively and fixedly connected with the round rolling cleaning brush.
The rolling groove is used for installing a round rolling cleaning brush which is in rotary connection through a rolling shaft, and the round rolling cleaning brush is used for brushing two sides of the flashboard.
Further, the cleaning unit further comprises a driven gear, a rack, a cleaning sliding sleeve and a cleaning sliding rod, the front end of the rolling shaft is fixedly connected with the driven gear respectively, the outer side of the driven gear is in meshed connection with the rack respectively, the top end of the rack is fixedly connected with the left and right front side ends of the movable plate respectively, the bottom end of the rack is fixedly connected with the top end of the cleaning sliding rod respectively, the cleaning sliding rod is in sliding connection with the cleaning sliding sleeve, and the two ends of the middle part of the front side of the pipe body are fixedly connected with the rear end of the cleaning sliding sleeve respectively.
The rack is connected with the movable plate, the upper part of the movable plate drives the rack, the upper part of the telescopic rack drives the driven gear to rotate, and the telescopic driven gear drives the rotary cleaning flashboard of the round roller cleaning brush to rotate to clean two sides of the flashboard.
Further, the pipe also comprises a flange, and the two ends of the pipe body are respectively fixedly connected with the flange.
The flange plate is used for connecting an external pipeline.
Compared with the prior art, the utility model has the beneficial effects that: this automatic flushing knife gate valve has following benefit:
1. through the high regulation of pneumatic cylinder control fly leaf, the fly leaf passes through the lift of flashboard linking arm control flashboard, and the flashboard can be closed to the decline flashboard, rises the flashboard and can open the gate valve, and control is simple effective.
2. Through setting up delivery pipe and shunt tubes, the shunt tubes spouts water into and receives the floodgate is indoor, receives the flashboard that the floodgate is indoor to be equipped with the activity from top to bottom, and the activity from top to bottom of flashboard all can receive the preliminary washing of water.
3. The movable plate is lifted and lowered, and drives the rack to slide up and down, and the rack drives the driven gear to rotate, so that the round rolling cleaning brush is driven to rotate, and the round rolling cleaning brush rotates to clean two sides of the flashboard.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the internal structure of the present utility model;
FIG. 3 is a schematic diagram showing the partial method of FIG. 2A according to the present utility model.
In the figure: the cleaning device comprises a pipe body 1, a flange plate 2, a knife switch unit 3, a gate slot 31, a gate plate 32, a gate plate 33 connecting arm, a gate collecting chamber 34, a sealing sliding sleeve 35, a movable plate 36, a fixed lug 37, a hydraulic cylinder 38, a gate closing sliding rod 39, a flushing unit 4, a water supply pipe 41, a water distribution pipe 42, a cleaning unit 5, a rolling slot 51, a rolling shaft 52, a round rolling cleaning brush 53, a driven gear 54, a rack 55, a cleaning sliding sleeve 56 and a cleaning sliding rod 57.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present embodiment provides the following technical solutions: an automatic flushing knife gate valve comprises a pipe body 1, a knife gate unit 3, a flushing unit 4 and a cleaning unit 5;
tube 1: is a cylindrical cavity tube body;
knife switch unit 3: the device comprises a gate groove 31, a gate plate 32, a gate plate connecting arm 33, a gate collecting chamber 34, a sealing sliding sleeve 35 and a movable plate 36, wherein the gate groove 31 in the turnover direction is developed in the middle of the inner side of the pipe body 1, the gate collecting chamber 34 is arranged at the top of the middle of the pipe body 1 in a penetrating manner, the top end of the gate collecting chamber 34 is slidably connected with the gate plate connecting arm 33 through the sealing sliding sleeve 35, the bottom end of the gate plate connecting arm 33 is fixedly connected with the gate plate 32, the gate plate 32 is slidably connected with the inside of the gate groove 31 and the gate collecting chamber 34, and the top end of the gate plate connecting arm 33 is fixedly connected with the middle part of the rear end of the lower surface of the movable plate 36;
flushing unit 4: two sets of flushing units 4 are respectively arranged at two sides of the gate collecting chamber 34;
the flushing unit 4 comprises a water supply pipe 41 and a water diversion pipe 42, wherein the water diversion pipes 42 are respectively and equidistantly arranged in the middle of the left side surface and the right side surface of the gate-collecting chamber 34 in a penetrating mode, the far-away ends of the water diversion pipes 42 are respectively connected with the corresponding water supply pipe 41, and the front ends of the water supply pipes 41 are respectively connected with an external water supply system.
The water supply pipe 41 is used for supplying water, and the water diversion pipe 42 is used for spraying wind to the two sides of the flashboard 32 under high pressure for preliminary flushing.
Cleaning unit 5: there are two sets of cleaning units 5 mounted on both sides of the shutter 32. The cleaning unit 5 comprises a rolling groove 51, a rolling shaft 52 and a round rolling cleaning brush 53, the bottoms of the left side surface and the right side surface of the gate collecting chamber 34 are respectively provided with the rolling groove 51, the two end surfaces of the rolling groove 51 are respectively and rotatably connected with the rolling shaft 52, and the middle parts of the rolling shafts 52 are respectively and fixedly connected with the round rolling cleaning brush 53.
The rolling groove 51 is used for installing a round rolling cleaning brush 53, the round rolling cleaning brush 53 is rotatably connected through a rolling shaft 52, and the round rolling cleaning brush 53 is used for brushing two sides of the flashboard 32.
The cleaning unit 5 further comprises a driven gear 54, a rack 55, a cleaning sliding sleeve 56 and a cleaning sliding rod 57, wherein the front end of the roller 52 is fixedly connected with the driven gear 54 respectively, the outer sides of the driven gears 54 are respectively in meshed connection with the rack 55, the top ends of the racks 55 are respectively fixedly connected with the left and right front ends of the movable plate 36, the bottom ends of the racks 55 are respectively fixedly connected with the top ends of the cleaning sliding rod 57, the cleaning sliding rod 57 is in sliding connection with the cleaning sliding sleeve 56, and the two ends of the middle part of the front side of the pipe body 1 are respectively fixedly connected with the rear end of the cleaning sliding sleeve 56.
The rack 55 is connected with the movable plate 36, the upper part of the movable plate 36 drives the rack 55, the upper part of the telescopic rack 55 drives the driven gear 54 to rotate, and the telescopic driven gear 54 drives the round roller cleaning brush 53 to rotate so as to clean two sides of the flashboard 32.
The sluice 31 is used for sealing with the sluice 32 to prevent leakage and simultaneously to prevent excessive liquid pressure from damaging the sluice, the sluice connecting arm 33 is used for sliding connection with the sealing sliding sleeve 35, the sluice 31 is provided with a space for accommodating and cleaning the sluice 34, and the movable plate 36 is used for connecting the cleaning unit 5.
The knife switch unit 3 further comprises a fixed lug 37, a hydraulic cylinder 38 and a gate closing slide bar 39, the upper ends of the left surface and the right surface of the outer side of the gate collecting chamber 34 are respectively and fixedly connected with the opposite ends of the fixed lug 37, the upper surface of the fixed lug 37 on the right side is fixedly connected with the bottom end of the hydraulic cylinder 38, the top end of the hydraulic cylinder 38 is fixedly connected with the corresponding position of the movable plate 36, the upper surface of the fixed lug 37 on the left side is fixedly connected with the bottom end of the gate closing slide bar 39, the gate closing slide bar 39 is in sliding connection with the corresponding position of the movable plate 36, and the input end of the hydraulic cylinder 38 is electrically connected with an external power supply through an external control switch group.
The fixing lug 37 is used for installing a hydraulic cylinder 38 and a gate closing slide bar 39, the hydraulic cylinder 38 is used for telescopically controlling the lifting of the gate plate 32, and the gate closing slide bar 39 is used for keeping stability during lifting.
The pipe body further comprises a flange plate 2, and the two ends of the pipe body 1 are respectively fixedly connected with the flange plate 2.
The flange 2 is used for connecting external pipes.
The working principle of the automatic flushing knife gate valve provided by the utility model is as follows:
the sluice 31 is used for sealing with the sluice 32 to prevent leakage and simultaneously to prevent excessive liquid pressure from damaging the sluice, the sluice connecting arm 33 is used for sliding connection with the sealing sliding sleeve 35, the sluice 31 is provided with a space for accommodating and cleaning the sluice 34, and the movable plate 36 is used for connecting the cleaning unit 5. The fixing lug 37 is used for installing a hydraulic cylinder 38 and a gate closing slide bar 39, the hydraulic cylinder 38 is used for telescopically controlling the lifting of the gate plate 32, and the gate closing slide bar 39 is used for keeping stability during lifting.
The water supply pipe 41 is used for supplying water, and the water diversion pipe 42 is used for spraying wind to the two sides of the flashboard 32 under high pressure for preliminary flushing.
The rolling groove 51 is used for installing a round rolling cleaning brush 53, the round rolling cleaning brush 53 is rotatably connected through a rolling shaft 52, and the round rolling cleaning brush 53 is used for brushing two sides of the flashboard 32. The rack 55 is connected with the movable plate 36, the upper part of the movable plate 36 drives the rack 55, the upper part of the telescopic rack 55 drives the driven gear 54 to rotate, and the telescopic driven gear 54 drives the round roller cleaning brush 53 to rotate so as to clean two sides of the flashboard 32.
The flange 2 is used for connecting external pipes.
Notably, the external control switch set controls operation of hydraulic cylinder 38 using methods commonly used in the art.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (6)
1. An automatic flushing knife gate valve which is characterized in that: comprises a pipe body (1), a knife switch unit (3), a flushing unit (4) and a cleaning unit (5);
tube body (1): is a cylindrical cavity tube body;
knife switch unit (3): contain sluice (31), flashboard (32), flashboard linking arm (33), receive sluice chamber (34), sealed sliding sleeve (35) and fly leaf (36), sluice (31) of turnover direction is developed at inboard middle part of body (1), top interlude is provided with receives sluice chamber (34) in the middle of body (1), the top of receiving sluice chamber (34) is through sealed sliding sleeve (35) sliding connection flashboard linking arm (33), flashboard (32) are connected to the bottom fixed connection of flashboard linking arm (33), inside sluice (31) and receipts sluice chamber (34) are connected to flashboard (32) sliding connection, the lower surface rear end middle part of fly leaf (36) is connected to the top fixed connection of flashboard linking arm (33);
flushing unit (4): two sets of flushing units (4) are respectively arranged at two sides of the gate collecting chamber (34);
cleaning unit (5): two sets of cleaning units (5) are arranged on two sides of the flashboard (32).
2. The automatic flush knife gate valve of claim 1, wherein: the knife switch unit (3) further comprises a fixed lug (37), a hydraulic cylinder (38) and a gate closing slide bar (39), the upper ends of the left surface and the right surface of the outer side of the gate collecting chamber (34) are respectively fixedly connected with the opposite ends of the fixed lug (37), the upper surface of the right fixed lug (37) is fixedly connected with the bottom end of the hydraulic cylinder (38), the top end of the hydraulic cylinder (38) is fixedly connected with the corresponding position of the movable plate (36), the upper surface of the left fixed lug (37) is fixedly connected with the bottom end of the gate closing slide bar (39), the gate closing slide bar (39) is slidably connected with the corresponding position of the movable plate (36), and the input end of the hydraulic cylinder (38) is electrically connected with an external power supply through an external control switch group.
3. The automatic flush knife gate valve of claim 1, wherein: the flushing unit (4) comprises a water supply pipe (41) and a water diversion pipe (42), the water diversion pipes (42) are respectively and equidistantly arranged in the middle of the left side surface and the right side surface of the gate collecting chamber (34), the far-away ends of the water diversion pipes (42) are respectively connected with the corresponding water supply pipe (41), and the front ends of the water supply pipes (41) are respectively connected with an external water supply system.
4. The automatic flush knife gate valve of claim 1, wherein: the cleaning unit (5) comprises a rolling groove (51), a roller (52) and a round rolling cleaning brush (53), the rolling groove (51) is respectively formed in the bottoms of the left side surface and the right side surface of the gate collecting chamber (34), the roller (52) is respectively connected with the two end surfaces of the rolling groove (51) in a rotating mode, and the round rolling cleaning brush (53) is respectively and fixedly connected with the middle portion of the roller (52).
5. The automatic flush knife gate valve of claim 4, wherein: the cleaning unit (5) further comprises a driven gear (54), a rack (55), a cleaning sliding sleeve (56) and a cleaning sliding rod (57), wherein the front end of the roller (52) is fixedly connected with the driven gear (54) respectively, the outer sides of the driven gears (54) are respectively engaged with the rack (55), the top ends of the racks (55) are respectively fixedly connected with the left and right ends of the front side of the movable plate (36), the bottom ends of the racks (55) are respectively fixedly connected with the top ends of the cleaning sliding rod (57), the cleaning sliding rod (57) is in sliding connection with the cleaning sliding sleeve (56), and the two ends of the middle of the front side of the pipe body (1) are respectively fixedly connected with the rear end of the cleaning sliding sleeve (56).
6. The automatic flush knife gate valve of claim 1, wherein: the pipe also comprises a flange plate (2), and the two ends of the pipe body (1) are respectively fixedly connected with the flange plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321504558.4U CN220320348U (en) | 2023-06-14 | 2023-06-14 | Automatic flushing knife gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321504558.4U CN220320348U (en) | 2023-06-14 | 2023-06-14 | Automatic flushing knife gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220320348U true CN220320348U (en) | 2024-01-09 |
Family
ID=89423823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321504558.4U Active CN220320348U (en) | 2023-06-14 | 2023-06-14 | Automatic flushing knife gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220320348U (en) |
-
2023
- 2023-06-14 CN CN202321504558.4U patent/CN220320348U/en active Active
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| GR01 | Patent grant |