CN212818321U - Desilting basin convenient to extract silt - Google Patents

Abstract

The utility model relates to the field of desilting ponds, aiming at the problem that the desilting pond is not easy to discharge sand, the desilting pond relates to a desilting pond convenient for extracting silt, which comprises a pond body, wherein the top end of the pond body is open and is hollow, a water inlet is arranged at one side of the pond body, and a water outlet hole is also arranged at one side of the pond body away from the water inlet; the bottom of the pool body is provided with a sand collecting device, the bottom of the pool body is sunken with a bottom groove for accommodating the sand collecting device, the sand collecting device comprises a sand collecting plate and an annular iron chain, one end of the annular iron chain, which is far away from the sand collecting plate, is close to the top wall of the pool body, and when the sand collecting plate is placed in the bottom groove, the inner side wall of the bottom groove is tightly propped against the outer wall of the sand collecting plate; the top opening of collection sand table and the opening that collects the sand table cover have the silt filter screen, and the one end that silt filter screen and collection sand table are close to the water inlet leaves the clearance in order to form and leads the mouth of a river, and the inside wall of cell body still can be dismantled and be connected with and block the water source and cross the water blocking plate that leads the mouth of a river. The utility model discloses have the effect that makes the desilting pond more conveniently arrange the sand.

Description

Desilting basin convenient to extract silt

Technical Field

The utility model belongs to the technical field of the technique of desilting pond and specifically relates to a desilting pond convenient to draw silt is related to.

Background

At present, in order to reduce the damage of rainstorm flood to water and soil and reduce the sand content in water to be taken to meet the water demand of people, a sand basin is usually arranged at the downstream of a water inlet source channel.

The existing sand sedimentation tank generally comprises a tank body, a water inlet and a water outlet which are arranged on the tank body, a buffer plate for buffering the speed of water flow is also arranged in the tank body, a water source to be filtered enters the tank body through the water inlet and the speed of the water flow is buffered through the buffer plate, so that silt in the water flow is precipitated in the tank body, and then the water flow with low sand content is discharged out of the tank body through the water outlet; and when the sand is discharged, stopping water supply or draining the water in the pool, and finally performing sand discharging operation.

The above prior art solutions have the following drawbacks: the water source is after getting into the cell body through the water inlet, and the silt deposit that the aquatic carried is in the cell body bottom, when needs clear up out the silt in the cell body, need take out earlier the pond water in the dry cell body and just can carry out the extraction of silt, and the clearance is inconvenient, is difficult for arranging sand, consequently, still has the space of improvement.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a desilting basin convenient to draw silt not enough to prior art exists.

The above object of the present invention is achieved by the following technical solutions:

a desilting pool convenient for extracting silt comprises a pool body, wherein the top end of the pool body is open and hollow, a water inlet is formed in one side of the pool body, and a water outlet hole is formed in one side of the pool body, which is far away from the water inlet; the sand collecting device is arranged at the bottom of the pool body, a bottom groove for accommodating the sand collecting device is sunken in the bottom of the pool body, the sand collecting device comprises a sand collecting plate and an annular iron chain, one end, far away from the sand collecting plate, of the annular iron chain is close to the top wall of the pool body, and when the sand collecting plate is placed in the bottom groove, the inner side wall of the bottom groove is tightly abutted to the outer wall of the sand collecting plate; the top opening of collection sand table and the opening that collects the sand table cover have the silt filter screen, the one end that silt filter screen and collection sand table are close to the water inlet leaves the clearance in order to form and leads the mouth of a river, the inside wall of cell body still can dismantle to be connected with and block the water source and cross the water blocking plate who leads the mouth of a river.

By adopting the technical scheme, when a water source to be filtered is discharged from the water inlet, the water source enters the tank body through the water inlet, the water source flows to the water guide port after being blocked by the water blocking plate, the water source enters the sand collecting tray through the water guide port, when the water source flows in the sand collecting tray, silt carried in the water source is blocked in the sand collecting tray by the silt filter screen, the filtered water source is discharged from the silt filter screen through the water outlet hole and passes through the arrangement of the water blocking plate, so that the water source does not flow to the upper surface of the silt filter screen beyond the water guide port when passing through the sand settling tank, the silt is carried by the water source and enters the sand collecting tray, the situation that the unfiltered water source flows to the upper surface of the silt filter screen to pollute the filtered water source is favorably reduced through the arrangement of the water blocking plate, the cleanliness of the water source finally discharged out of the tank body is favorably improved, when the sand needs to be discharged, the annular iron chain is, when the sand collecting device is pulled out of the pool body, silt in the sand collecting disc is poured out, the sand collecting disc is put into the bottom groove again after the sand collecting device is cleaned, and finally the effect of conveniently extracting the silt and simply discharging the silt is achieved.

The present invention may be further configured in a preferred embodiment as: the silt filter screen is detachably connected with the sand collecting disc.

Through adopting the above-mentioned technical scheme, arrange husky during operation, will gather husky device and pull out the cell body, dismantle the silt filter screen down, clear out silt from the opening that gathers the sand table, be favorable to reducing and make the incomplete condition of collection sand table clearance because sheltering from of silt filter screen, make the discharge of silt convenient and fast more, be favorable to cleaning better and gathering the sand table, after the silt clean up in the sand table will gather, install new silt filter screen on the roof of collection sand table, silt is attached to on the silt filter screen and leads to the condition of silt filter screen jam when being favorable to reducing at every turn and using.

The present invention may be further configured in a preferred embodiment as: one end of the annular iron chain, which is far away from the sand collecting plate, is detachably connected with the top wall of the pool body.

Through adopting above-mentioned technical scheme, when needs arrange sand, pull down the annular iron chain in the one end of cell body roof, then with the outside pulling of annular iron chain, will gather sand disk area from the kerve, will gather sand disk pull-out cell body finally for it is more convenient that the cell body is taken out to the sand disk that gathers, thereby makes the operation of arranging sand more convenient.

The present invention may be further configured in a preferred embodiment as: all sunken confession water-blocking plate male cardboard groove on the inside wall of cell body, work as when water-blocking plate inserts to the cardboard groove, the diapire of water-blocking plate supports tightly with the upper surface of silt filter screen, the highest horizontal position of water-blocking plate is higher than the height of cell body roof.

Through adopting above-mentioned technical scheme, when the water source flowed in from the water inlet, through the cooperation of cardboard groove with the board that blocks water for the water source is difficult to flow to the top of silt filter screen under the condition that does not get into the sand collecting tray, is favorable to reducing the condition that unfiltered water source pollutes the filtered water source, is favorable to reducing unfiltered water source and filters the water source and collects the back through the circumstances that the apopore discharged, is favorable to improving the clean degree of apopore discharged water source.

The present invention may be further configured in a preferred embodiment as: the bottom wall of the water blocking plate is provided with a sealing strip, the sealing strip covers the bottom wall of the water blocking plate, and when the water blocking plate is inserted into the clamping plate groove, the sealing strip is tightly abutted to the upper surface of the sediment filter screen.

Through adopting above-mentioned technical scheme, through the setting of sealing strip, be favorable to reducing the condition that the unfiltered water source flowed into the filtered water source from the gap between silt filter screen and the water-stop plate diapire, be favorable to carrying the water source entering sand-collecting tray of silt, be favorable to most silt deposit in sand-collecting tray, be favorable to improving the clean degree of apopore discharged water source.

The present invention may be further configured in a preferred embodiment as: the bottom of the sand collecting table is fixedly connected with a plurality of sand fixing plates, and the top ends of the sand fixing plates are spaced from the lower surface of the sediment filter screen.

Through adopting above-mentioned technical scheme, through the setting of solid sand plate, be favorable to reducing silt and pile up the condition of keeping away from water guide mouth one end at collection sand table because the water source strikes, make silt distribute in collection sand table bottom evenly after getting into collection sand table, be favorable to silt to concentrate and pile up between adjacent solid sand plate, be favorable to reducing the condition that the silt that has depositionally was in collection sand table bottom is carried by the water source that gets into collection sand table and flows to the silt filter screen, be favorable to reducing silt and pile up in silt filter screen and be close to collection sand table one side and cause the condition of jam.

The present invention may be further configured in a preferred embodiment as: the cell body inner wall is equipped with the cushion collar, sunken on the lateral wall of cushion collar has the dashpot, the dashpot is the curved surface setting, the position that the dashpot flowed into the cell body with the water source is just right.

By adopting the technical scheme, the movement direction of the water source is changed through the movement of the water source in the buffer groove after the water source is flushed to the buffer table, so that the speed of the water source in the horizontal direction is favorably reduced, the impact force of the water source on the buffer table is favorably reduced, and the condition that the structure of the buffer table is damaged due to long-term water source impact is favorably reduced; and the water source flows through the buffer tank and then falls down from a higher plane to enter the water inlet, so that the acceleration of the subsequent water source at the water inlet is facilitated.

The present invention may be further configured in a preferred embodiment as: the inside wall of cell body is outstanding to have the water conservancy diversion platform, the upper surface of water conservancy diversion platform is the curved surface setting, the curved surface end and the kerve of water conservancy diversion bench surface are close to the plane of inside wall place of leading the mouth of a river tangent.

Through adopting above-mentioned technical scheme, be the curved surface setting through the water conservancy diversion platform, be favorable to reducing because the horizontal plane overlength of water conservancy diversion platform leads to silt to stop the condition at the water conservancy diversion bench, it is tangent with the inside wall place plane that the kerve is close to the mouth of leading the water conservancy diversion mouth to pass through the curved surface of water conservancy diversion bench surface, be favorable to reducing the in-process of water source entering sand collecting tray, silt piles up the condition in the gap between water conservancy diversion bench surface and the sand collecting tray lateral wall, be favorable to keeping the cleanness of kerve, thereby be favorable to reducing and lead to the unable condition of supporting tightly with the kerve inside wall of sand collecting tray lateral.

The present invention may be further configured in a preferred embodiment as: the upper surface of the flow guide table and the position of a water source on the top wall of the tank body, which flows into the tank body, have a height difference.

Through adopting above-mentioned technical scheme, through the setting of the difference in height between the horizontal position of cushion chamber diapire and the horizontal position of cell body roof, make the water source because acceleration of gravity accelerates after getting into the water inlet, be favorable to increaseing the speed of water source flow direction water conservancy diversion platform, thereby be favorable to increaseing the impact force of rivers to water conservancy diversion bench surface, be favorable to the water source to utilize its impact force to wash away and carry into the collection sand table at the epaxial silt of water conservancy diversion, be favorable to most silt deposit in the collection sand table, be favorable to improving the clean degree of apopore discharged water source.

The present invention may be further configured in a preferred embodiment as: and the fillet treatment is carried out on the joint of one end of the upper surface of the flow guide table, which is closest to the inner side wall of the tank body, and the inner side wall of the tank body.

Through adopting above-mentioned technical scheme, handle the one end that the upper surface of water conservancy diversion platform is closest to the cell body inside wall and the junction of cell body inside wall through the fillet, be favorable to reducing the silt card in the right angle of junction and the unable circumstances of being washed away by flowing water, be favorable to reducing the piling up of silt at the junction, be favorable to most silt deposit in the sand-collecting tray, be favorable to improving the clean degree of apopore discharged water source.

To sum up, the utility model discloses a following at least one useful technological effect:

1. a water source enters the tank body from the water inlet, and is discharged from the water outlet after being filtered by the sediment filter screen after entering the sand collecting plate, so that the sediment is favorably and intensively deposited in the sand collecting plate, and when the sediment needs to be discharged, the annular iron chain is pulled to pull the sand collecting plate out of the tank body for sediment discharge, so that the convenience of subsequent sediment discharge is favorably improved;

2. the movement of the water source in the buffer groove after the water source rushes to the buffer table changes the movement direction of the water source, is beneficial to reducing the impact force of the water source on the buffer table and is also beneficial to the acceleration of the subsequent water source at the water inlet;

3. the arrangement of the sand fixing plate is favorable for reducing the condition that silt is accumulated on one side of the sand collecting plate due to the impact of a water source and is favorable for uniformly distributing the silt in the sand collecting plate;

4. through the setting of cardboard groove and sealing strip, be favorable to reducing and collect the condition of having filtered the water source after the unfiltered water source flows into silt filter screen upper surface, be favorable to improving the clean degree of apopore exhaust water source.

Drawings

FIG. 1 is a schematic view of the overall structure of a desilting basin for conveniently extracting silt in the present invention;

FIG. 2 is an enlarged schematic view of section A of FIG. 1;

FIG. 3 is a sectional view of a settling tank for extracting silt conveniently according to the present invention;

fig. 4 is an enlarged schematic view of a portion B in fig. 2.

In the figure, 1, a pool body; 11. a buffer table; 12. a flow guide table; 121. a flow guide channel; 122. a water guide port; 13. a bottom groove; 14. a clamping plate groove; 111. a buffer tank; 2. a water inlet; 3. a water outlet hole; 31. a water outlet pipeline; 311. a connecting pipe; 312. a drain pipe; 4. a water-blocking plate; 41. a sealing strip; 5. a sand collection device; 51. collecting a sand table; 511. fixing a sand plate; 512. a silt filter screen; 52. an endless iron chain; 521. a ground fixing buckle; 5211. a tab; 5212. a semicircular ring; 522. and fixing the screw.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a desilting pond convenient to extract silt, including cell body 1, cell body 1 is the cuboid form, 1 open-top of cell body and inside cavity. A water inlet 2 is arranged on one side of the tank body 1 along the width direction, and a water outlet 3 is arranged on one side of the tank body 1 far away from the water inlet 2 along the width direction. The bottom of cell body 1 is provided with sand-collecting device 5, and the sunken kerve 13 that has the arrangement sand-collecting device 5 in the bottom of cell body 1, and when sand-collecting device 5 was placed in kerve 13, the inner wall of kerve 13 supported tightly with sand-collecting device 5's outer wall.

Referring to fig. 1 and 2, a buffer table 11 is fixed on the inner wall of the tank body 1, the buffer table 11 is rectangular, the length direction of the buffer table 11 is the same as the length direction of the tank body 1, and two ends of the buffer table 11 are respectively fixedly connected with the inner walls of two ends of the tank body 1 along the length direction. The buffer table 11 is close to one side of the tank body 1 along the width direction, which is close to the water source, and the side wall of the buffer table 11, which is closest to the inner wall of the tank body 1, and the side wall of the tank body 1, which is close to the buffer table 11, form a water inlet 2. The bottom wall of the buffer platform 11 is lower than the top wall of the tank body 1. The buffer table 11 is provided with a buffer groove 111 which is sunken near the side wall of the tank body 1, the vertical section of the buffer groove 111 is arc-shaped, and the tangent plane at the lowest horizontal position of the buffer groove 111 is flush with the top wall of the tank body 1. The vertical distance between the top end of the buffer groove 111 and the plane of the inner wall of the pool body 1 closest to the water inlet 2 along the width direction is larger than the vertical distance between the bottom end of the buffer groove 111 and the inner wall of the pool body 1 closest to the water inlet 2 along the width direction.

Referring to fig. 2, a flow guide table 12 protrudes from the inner wall of the tank body 1 closest to one side of the buffer table 11. The upper surface of the guide table 12 is arranged in a curved surface. And the fillet of the joint of the flow guide table 12 and the side wall of the tank body 1 is processed to be an arc-shaped surface, and the horizontal plane of the side wall of the tank body 1 closest to one side of the buffer table 11 and the horizontal plane of one end of the flow guide table 12 connected with the inner side wall of the tank body 1 are respectively tangent to the two sides of the arc-shaped surface. The upper surface of the diversion table 12 is spaced from the bottom wall of the buffer table 11 to form a diversion channel 121. The plane of the side wall of the bottom groove 13 closest to the buffer table 11 is the tangent plane of the upper surface of the flow guide table 12 far away from the side wall of the tank body 1.

Referring to fig. 2, a water-blocking plate 4 can be detachably connected in the tank body 1, the water-blocking plate 4 is rectangular, the length direction of the water-blocking plate 4 is consistent with that of the tank body 1, and the top wall of the water-blocking plate 4 is higher than that of the buffer table 11. The side wall of the water blocking plate 4 closest to the bottom groove 13 is covered with a sealing strip 41 having a length corresponding to that of the water blocking plate 4. The inner side walls of two ends of the tank body 1 along the length direction are provided with a clamping plate groove 14 for inserting the water-blocking plate 4.

Referring to fig. 2, the sand-collecting device 5 includes a sand-collecting plate 51 placed in the bottom tank 13 and an endless iron chain 52 fixed to the sand-collecting plate 51. The sand collecting plate 51 is in a trapezoid table shape, the top end of the sand collecting plate 51 is wide, the bottom end of the sand collecting plate is narrow, the top end of the sand collecting plate 51 is open and hollow, and the length direction of the sand collecting plate 51 is consistent with that of the pool body 1.

Referring to fig. 2, the bottom wall of the sand collecting tray 51 is integrally connected with a plurality of sand fixing plates 511, the length direction of the sand fixing plates 511 is the same as the length direction of the pool body 1, two ends of the sand fixing plates 511 are respectively fixed on the side walls of two ends of the sand collecting tray 51 along the length direction, the plurality of sand fixing plates 511 are all perpendicular to the bottom wall and are evenly distributed on the bottom wall at equal intervals along the width direction of the pool body 1, and the height of the sand fixing plates 511 is one third of the height of the sand collecting tray 51.

Referring to fig. 2 and 4, a sediment filter 512 covering the opening is detachably connected to the top wall of the sand collecting disc 51, a gap is reserved between one side of the sediment filter 512 closest to the diversion table 12 and one side of the sand collecting disc 51 closest to the diversion table 12 to form a water guide opening 122, when the water blocking plate 4 is inserted into the clamping plate groove 14, the sealing strip 41 is tightly abutted against the upper surface of the sediment filter 512, and the sediment filter 512 partially protrudes out of one side of the water blocking plate 4 close to the buffer table 11; the roof of collection sand table is sunken to have locking screw hole (not shown in the figure), and locking screw hole threaded connection has locking bolt (not shown in the figure), and it has locking through-hole (not shown in the figure) to open on silt filter screen 512, and when silt filter screen 512 covered collection sand table 51 roof opening, locking through-hole was just right with locking screw hole, and locking bolt runs through locking through-hole.

Referring to fig. 1 and 3, in the present embodiment, four endless iron chains 52 are provided, two of the endless iron chains 52 are fixed to a top wall of one end of the sand collecting table 51 in the length direction, and the other two endless iron chains 52 are fixed to a top wall of the other end of the sand collecting table 51 in the length direction. The fixed knot 521 in ground that is connected with can be dismantled to cell body 1 top wall, and the fixed knot 521 in ground corresponds annular iron chain 52 and sets up to four, and two of them connect on the top wall of cell body 1 along length one end, and two other fixed knots 521 in ground connect on the top wall of cell body 1 along the length direction other end. The hoop of the annular iron chain 52 far away from the one end of the sand collecting plate 51 penetrates through the ground fixing buckle 521, the ground fixing buckle 521 comprises a semicircular ring 5212 connected with the annular iron chain 52 and protruding pieces 5211 fixed at two ends of the semicircular ring 5212, a fixing through hole (not shown in the figure) is formed in the center of the protruding pieces 5211, a fixing threaded hole corresponding to the fixing through hole is formed in the top wall of the tank body 1 connected with the ground fixing buckle 521, a fixing screw 522 is connected to the fixing threaded hole in a threaded manner, and the fixing screw 522 penetrates through the fixing through hole and abuts against the protruding pieces 5211.

Referring to fig. 2, the water outlet 3 penetrates through the side wall of the tank body 1. The inner wall of apopore 3 still is fixed with outlet conduit 31, outlet conduit 31 includes connecting pipe 311 and the drain pipe 312 of being connected with connecting pipe 311 an organic whole of being connected with 3 inner walls of apopore, the diapire of connecting pipe 311 flushes with the upper surface of silt filter screen 512, connecting pipe 311 is the hollow cuboid form of both ends open-ended, drain pipe 312 is the hollow cuboid form of both ends open-ended, the opening that connecting pipe 311 is close to drain pipe 312 is just right to and communicates with the opening that drain pipe 312 is close to connecting pipe 311, drain pipe 312 is kept away from connecting pipe 311 one end downward sloping by being close to connecting pipe 311 one end orientation.

The implementation principle of the embodiment is as follows:

when a water source needs to be filtered, the sand collecting plate 51 is placed in the bottom groove 13, after the outer wall of the sand collecting plate 51 is tightly abutted to the inner wall of the bottom groove 13, the fixing through holes of the protruding pieces 5211 are aligned to the fixing threaded holes in the top wall of the tank body 1, and then the fixing screws 522 are screwed down, so that the tail end of the annular iron chain 52 is fixed to the top wall of the tank body 1. Then, the water-blocking plate 4 is inserted into the clamping plate groove 14, so that the sealing strip 41 is tightly abutted against the upper surface 512 of the sand filter screen 512.

Then the water source to be filtered is discharged from the water inlet 2, the water source flows to the buffer groove 111 through the top wall of the tank body 1 close to one side of the buffer table 11, the buffer groove 111 blocks the water source from flowing along the horizontal direction, the speed of flowing water in the horizontal direction is reduced, then the water source is flushed out through the top end of the buffer groove 111, the water source changes the movement direction and falls down along the vertical direction, then the water source enters the water inlet 2, the water source is led to the guide table 12, the water source enters the sand collecting plate 51 through the guide of the upper surface of the guide table 12 and the water guide opening 122, when the water source flows in the sand collecting plate 51, the silt in the water source falls into the space formed between the adjacent sand fixing plates 511 due to insufficient potential energy, a small portion of the less dense or lighter weight silt in the water source does not fall to the bottom of the sand collection table 51 and continues to flow upward with the water source, which, as it passes through the silt filter 512, the less dense or lighter weight silt is restricted from movement and is trapped under the silt screen 512. Finally, the filtered water source is discharged through the outlet pipe 31 after passing through the sand filter 512.

When the filtered silt needs to be cleaned out, the water blocking plate 4 is pulled out from the clamping plate groove 14, the water blocking plate 4 is separated from the pool body 1, then the fixing screw 522 is loosened and taken out, the ground fixing buckle 521 is separated from the top wall of the pool body 1, then the four annular iron chains 52 are lifted to pull the silt collecting disc 51 out of the bottom groove 13 and bring the silt out of the pool body 1, the silt filter screen 512 is taken down, the silt between the adjacent sand fixing plates 511 is conveniently cleaned, the silt between the adjacent sand fixing plates 511 is shoveled out, the silt in the silt collecting disc 51 is clean, and finally the silt filter screen 512 is replaced with a new silt filter screen, so that the silt collecting disc 51 can be placed back into the bottom groove 13.

Through the setting of dashpot 111, be favorable to changing the water source towards the direction of speed of buffer stage 11, be favorable to reducing the water source and dash the branch speed at the horizontal direction when buffer stage 11, thereby be favorable to reducing the water source and follow the roof of cell body 1 and go up the horizontal impact force of flow direction buffer stage 11, be favorable to reducing the long-term damage of assaulting to buffer stage 11 structure of water source, still be favorable to changing the direction of motion at water source and make the water source get into water inlet 2 and make the water source obtain the acceleration in vertical direction.

The diapire through cushion table 11 leaves the setting of interval with 1 roof of cell body for the water source is along vertical direction accelerated motion when passing through water inlet 2, the water source has certain impact force to water conservancy diversion platform 12 after accelerating, when silt is detained at water conservancy diversion platform 12 upper surface and is not flowed into along with the water source and collect sand table 51, the impact force at water source can take away this part silt, be favorable to the whole sand table 51 that get into of silt in the water source, thereby need handle the accumulational condition of silt of other places except sand table 51 when being favorable to reducing the row sand.

Through the fillet treatment of the upper surface of the flow guide table 12 and the side wall joint of the length direction of the tank body 1, the condition that silt is blocked in the right angle of the joint and cannot be washed away by flowing water is favorably reduced, and the accumulation of silt at the right angle joint is favorably reduced.

Through the curved surface setting of water conservancy diversion platform 12 upper surface, make the water source flow gently in collection sand table 51 behind water inlet 2, be favorable to reducing because the horizontal plane of water conservancy diversion platform 12 overlength leads to the condition that silt stops on water conservancy diversion platform 12.

Through the arrangement that the tail end of the curved surface of the upper surface of the diversion table 12 is tangent to the sand collecting disc 51 along the side wall in the width direction, the situation that silt is accumulated in a gap between the diversion table 12 and the sand collecting disc 51 when entering the sand collecting disc 51 from the diversion channel 121 along with a water source is favorably reduced, the cleanness of the bottom groove 13 is favorably kept, and the situation that the sand collecting disc 51 cannot be tightly abutted to the bottom groove 13 due to the accumulation of the silt is favorably reduced.

Through the cooperation of cardboard groove 14 and water-blocking plate 4, be favorable to reducing the water source and pass through the condition that the gap between water-blocking plate 4 and the cell body 1 passes through when getting into collection sand table 51 through water conservancy diversion passageway 121, thereby be favorable to reducing the condition in the gap of silt card between water-blocking plate 4 and cell body 1, be favorable to reducing silt and discharge from outlet conduit 31 in getting into filterable water source along with the water source that flows through the gap between water-blocking plate 4 and the cell body 1 together, be favorable to improving the clean degree of the water source that the filtration obtained.

Sunken setting that has kerve 13 and kerve 13's inner wall and collection sand dish 51 outer wall to support tightly through cell body 1 bottom is favorable to reducing the clearance rethread outlet conduit 31 exhaust condition between the unfiltered water source entering kerve 13 and the collection sand dish 51 outer wall, is favorable to reducing the condition that unfiltered water source pollutes the filtered water source to be favorable to improving the clean degree of the water source that filters and obtain.

Through the setting that collection sand table 51 is trapezoidal platform form, the lateral wall of collection sand table 51 is the spigot surface of slope, is favorable to reducing the friction of collection sand table 51 lateral wall and kerve 13 inner wall when pulling out cell body 1 with collection sand table 51 for collection sand table 51 is pulled out kerve 13 more easily.

Through the arrangement of the sand fixing plate 511, when a water source enters the sand collecting plate 51, silt falls on the bottom of the sand collecting plate 51 due to the action of gravity, and due to the blocking of the sand fixing plate 511, the silt is not easy to move to one end far away from the flow guide channel 121 due to the impact of flowing water, so that the situation that the silt is accumulated at one end of the sand collecting plate 51 far away from the flow guide channel 121 is favorably reduced, and the silt is favorably and uniformly distributed in the sand collecting plate 51; through the height setting of the sand fixing plates 511, the speed of a water source is high when the water source passes through the upper part of the sand fixing plates 511, the water flow in the gaps of the adjacent sand fixing plates 511 is not easy to flow due to the blocking of the sand fixing plates 511, the water flow speed is low, and the water pressure generated by the flow speed difference of the upper and lower water flows to the gaps between the adjacent sand fixing plates 511 enables silt to be more stably accumulated in the sand collecting plate 51.

Through the setting of silt filter screen 512 for the water source is discharged after the water source after collecting sand table 51 prefilter, is favorable to filtering the water source, is favorable to further reducing the sand content at water source, is favorable to letting the quality at water source more approach the water requirement.

Through the setting of annular iron chain 52 for the extraction of silt is more convenient, makes to collect sand table 51 and pulls out row's husky more convenient behind the cell body 1.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (10)

1. The utility model provides a desilting pond convenient to extract silt, includes cell body (1), cell body (1) top opening and inside cavity, its characterized in that: a water inlet (2) is formed in one side of the tank body (1), and a water outlet (3) is formed in one side, far away from the water inlet (2), of the tank body (1); the sand collecting device is characterized in that a sand collecting device (5) is arranged at the bottom of the pool body (1), a bottom groove (13) for accommodating the sand collecting device (5) is formed in the bottom of the pool body (1) in a concave mode, the sand collecting device (5) comprises a sand collecting disc (51) and an annular iron chain (52), one end, far away from the sand collecting disc (51), of the annular iron chain (52) is close to the top wall of the pool body (1), and when the sand collecting disc (51) is placed in the bottom groove (13), the inner side wall of the bottom groove (13) is tightly abutted to the outer wall of the sand collecting disc (51); the top opening of collection sand table (51) and the opening of collection sand table (51) cover have silt filter screen (512), silt filter screen (512) and collection sand table (51) are close to the one end of water inlet (2) and leave the clearance in order to form and lead mouth of a river (122), the inside wall of cell body (1) still can be dismantled and be connected with and block that the water source crosses water blocking plate (4) that lead mouth of a river (122).

2. The desilting basin convenient to extract silt of claim 1, characterized in that: the silt filter screen (512) is detachably connected with the sand collecting disc (51).

3. The desilting basin convenient to extract silt of claim 1, characterized in that: one end of the annular iron chain (52) far away from the sand collecting plate (51) is detachably connected with the top wall of the pool body (1).

4. The desilting basin convenient to extract silt of claim 1, characterized in that: all sunken confession water-blocking plate (4) male cardboard groove (14) on the inside wall of cell body (1), work as when water-blocking plate (4) insert in cardboard groove (14), the diapire of water-blocking plate (4) supports tightly with the upper surface of silt filter screen (512), the highest horizontal position of water-blocking plate (4) is higher than the height of cell body (1) roof.

5. The desilting basin convenient to extract silt of claim 4, characterized in that: the diapire of water-blocking plate (4) is equipped with sealing strip (41), sealing strip (41) cover the diapire of water-blocking plate (4), works as when water-blocking plate (4) insert in cardboard groove (14), sealing strip (41) support tightly with the upper surface of silt filter screen (512).

6. The desilting basin convenient to extract silt of claim 1, characterized in that: the bottom of the sand collecting table (51) is fixedly connected with a plurality of sand fixing plates (511), and the top ends of the sand fixing plates (511) are spaced from the lower surface of the sediment filter screen (512).

7. The desilting basin convenient to extract silt of claim 1, characterized in that: cell body (1) inner wall is equipped with cushion table (11), sunken on the lateral wall of cushion table (11) have buffer slot (111), buffer slot (111) are the curved surface setting, buffer slot (111) are just right with the position that the water source flowed into cell body (1).

8. The desilting basin convenient to extract silt of claim 1, characterized in that: the inside wall of cell body (1) is outstanding to have water conservancy diversion platform (12), the upper surface of water conservancy diversion platform (12) is the curved surface setting, the curved surface end and kerve (13) of water conservancy diversion platform (12) upper surface are close to the inside wall place plane tangent of water guide mouth (122).

9. The desilting basin convenient to extract silt of claim 8, characterized in that: the upper surface of the flow guide table (12) and the position of the top wall water source of the tank body (1) flowing into the tank body (1) have a height difference.

10. The desilting basin convenient to extract silt of claim 8, characterized in that: and the fillet treatment is carried out on the joint of one end of the upper surface of the flow guide table (12), which is closest to the inner side wall of the tank body (1), and the inner side wall of the tank body (1).

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