CN214417012U - Sand-stone separating device for river channel dredging - Google Patents
Sand-stone separating device for river channel dredging Download PDFInfo
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- CN214417012U CN214417012U CN202120648807.1U CN202120648807U CN214417012U CN 214417012 U CN214417012 U CN 214417012U CN 202120648807 U CN202120648807 U CN 202120648807U CN 214417012 U CN214417012 U CN 214417012U
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Abstract
The utility model belongs to the technical field of hydroelectric power generation and specifically relates to a grit separator for river channel is dredged, including base, vibrating motor and first screen cloth, vibrating motor installs in the base side, and the base medial surface is provided with the echelonment support, and the echelonment support descends to being close to ground department, and first screen cloth is installed on the echelonment support, and the mounting hole has been seted up to the side on the support, is provided with the spring in the mounting hole, and one side that first screen cloth is close to the support is provided with the installation piece, and the installation piece inserts in the mounting hole and spring contact. The installation of first screen cloth is the echelonment, and the mixture can strike the first screen cloth at next stage when falling to next stage from last one-level ladder for first screen cloth downstream extrusion spring, the spring takes place deformation, can upwards promote first screen cloth when the spring resumes deformation. The up-and-down motion of the first screen mesh enables the mixture to bounce continuously, the vibration effect is further enhanced, and fine sand on the surface of the sand is vibrated.
Description
Technical Field
The application relates to the field of hydroelectric power generation, in particular to a sand-stone separating device for river channel dredging.
Background
Hydroelectric power generation is a power generation technology which utilizes the water level difference of river water and is matched with a hydraulic generator to generate power, water resources belong to renewable energy sources, the power generation cost is low, and the energy-saving effect is achieved. The sediment in the river water deposits at the river bottom to cause the phenomenon that the river bed rises continuously, and the normal operation of the hydroelectric power generation is directly influenced. In order to recover the normal function of the river and ensure the smooth implementation of hydroelectric power generation, the river needs to be dredged.
A lot of sand and mud are generated in the river channel dredging process, a sand and stone separating device is needed to be used for separating the sand and the mud, and the sand and stone separating device used at present is a vibrating screen. Referring to fig. 1, the sieving machine includes a base 100, a vibration motor 200, and a sieve surface 120, the sieve surface 120 is fixedly connected above the base 100, and the vibration motor 200 is installed at an end of the base 100. When separating the grit, on transporting the mixture of grit and mud to sifter 120, vibrating motor 200 can drive sifter 120 and produce the vibration for sand and the mud of tiny granule pass sifter 120, and large granule grit is stayed above sifter 120, and the staff can place collection device at the discharge end of shale shaker, collects sand and grit of different particle sizes respectively.
To the correlation technique among the above-mentioned, the inventor thinks that the grit often piles up too thick, and the grit surface in the river course often adheres to fine sand and mud, leads to in some small granule's sand and mud are sneaked into the collection device who is used for collecting the grit to cause the not good phenomenon of grit separation effect, increased treatment cost.
SUMMERY OF THE UTILITY MODEL
In order to improve the phenomenon that granule sand and mud mix grit get into in the collection device, this application provides a grit separator for river channel is dredged.
The application provides a grit separator for river channel is dredged adopts following technical scheme:
the utility model provides a grit separator for river course is dredged, includes base, vibrating motor and first screen cloth, vibrating motor installs in the base side, first screen cloth is located the base top, the both sides that the base is close to each other are provided with the echelonment support, the echelonment support descends to being close to ground department, first screen cloth is installed on the echelonment support, the side has seted up the mounting hole on the echelonment support, be provided with the spring in the mounting hole, one side that first screen cloth is close to the echelonment support is provided with the installation piece, the installation piece inserts in the mounting hole and contacts with the spring.
Through adopting above-mentioned technical scheme, when separating the grit, the mixture of grit and mud is kept away from the one end on ground from first screen cloth and is fed, and the vibration of the first screen cloth of vibrating motor drive, the mixture can take place the separation at the vibration in-process. Because first screen cloth is installed on the echelonment support, also is the echelonment, can strike the first screen cloth on the next stage ladder when the mixture falls to the next stage ladder from last stage ladder, can downstream make the installation piece extrude the spring after first screen cloth receives the striking, and the spring takes place deformation, can promote first screen cloth upward movement when the spring resumes deformation. The up-and-down motion of first screen cloth makes the mixture constantly bounce, has further strengthened the vibration effect, is favorable to the fine sand on large granule grit surface to be vibrated down.
Optionally, a water pipe is arranged above the base, a plurality of spray heads are arranged on one side, close to the first screen, of the water pipe, and the spray heads face the first screen.
Through adopting above-mentioned technical scheme, the shower nozzle can play the scouring action to large granule grit when spraying water towards first screen cloth, is favorable to large granule grit and fine sand, mud further separation.
Optionally, first screen cloth below is provided with the second screen cloth, the second screen cloth is connected with the base inside wall, the mesh diameter of second screen cloth is less than the mesh diameter of first screen cloth, second screen cloth downside is connected with the filter layer that is used for separating water and grit.
Through adopting above-mentioned technical scheme, grit and mud mixture fall on the second screen cloth after the mesh of first screen cloth, and second screen cloth downside is provided with and is used for separating water and grit filter layer, and the grit that the diameter is greater than second screen cloth mesh can be stayed second screen cloth top, and the grit that the diameter is less than second screen cloth mesh can be stayed on the filter layer, and water in grit and the mud mixture can see through the filter layer. The second screen cloth and the first screen cloth vibrate simultaneously, can carry out secondary separation to the grit simultaneously, the time of having practiced thrift.
Optionally, a water guiding groove is arranged below the filter layer, one end of the water guiding groove inclines towards the position close to the ground, and one end of the water guiding groove close to the ground is connected with a water collecting tank.
Through adopting above-mentioned technical scheme, the water that sees through the filter layer can enter into the guiding gutter, flows to the header tank along the guiding gutter of slope in, has reduced the phenomenon that water resource waste caused by water everywhere flows.
Optionally, a water pump is connected to the side wall of the water collecting tank, and a water outlet end of the water pump is connected with the water pipe.
Through adopting above-mentioned technical scheme, the rivers in the guiding gutter flow to the header tank in, and the water pump can drive the water in the header tank and lead to the water pipe and flow to shower nozzle department for to the erodeing of grit, make the water in the header tank obtain reuse.
Optionally, the discharge end of first screen cloth is provided with the grit conveyer belt, the end connection of grit conveyer belt has grit collection device, the discharge end of second screen cloth is provided with fine sand conveyer belt, the end connection of fine sand conveyer belt has fine sand collection device.
By adopting the technical scheme, large-particle gravels cannot pass through the meshes of the first screen, can move downwards along the first screen to the gravel conveyor belt, and are conveyed into the gravel collecting device through the gravel conveyor belt; the small-particle sand moves to the fine sand conveyor belt along the second screen, and is conveyed to the fine sand collecting device through the fine sand conveyor belt. The sand-stone conveyor belt and the fine sand conveyor belt can automatically convey sand-stone and fine sand to different positions, so that the workload of workers for conveying sand-stone and fine sand is reduced
Optionally, a baffle is installed on one side of the sand conveyor belt far away from the base.
Through adopting above-mentioned technical scheme, it is great to compare the quality of grit with fine sand, therefore inertia is also bigger, and the grit can have the motion component of horizontal direction when falling from first screen cloth, and the baffle that is located grit conveyer belt side can restrict the motion of grit, reduces the grit and moves the phenomenon to the grit conveyer belt outside.
Optionally, the first screen cloth comprises a plurality of screen plates, and each screen plate is detachably connected with the stepped support.
Through adopting above-mentioned technical scheme, when first screen cloth was sieved grit, the grit card probably appeared in the downthehole phenomenon of first screen cloth, perhaps appears first screen cloth damaged phenomenon, when breaking down only need with the sieve dismantlement that corresponds get off can, need not change whole first screen cloth.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the first screen is arranged on the stepped support, the spring is arranged on the upper side surface of the support, and the mixture of the sand and the slurry continuously bounces on the upper side surface of the first screen when moving along the first screen, so that the vibration effect is further enhanced;
2. the water pipe with the spray head is arranged above the base, and fine sand and slurry on the surface of the sand stone can be washed away.
Drawings
Fig. 1 is an overall structural view of the related art;
FIG. 2 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 3 is a view of the structure of an explosion at the base in an embodiment of the present application;
fig. 4 is a view showing the structure of an explosion at the first screen in the embodiment of the present application.
Description of reference numerals: 100. a base; 110. a support; 111. mounting holes; 112. a spring; 113. a horizontal frame; 114. a vertical frame; 120. screening surface; 200. a vibration motor; 300. a first screen; 310. a sieve plate; 311. mounting blocks; 320. a first guide plate; 400. a water pipe; 410. a spray head; 500. a second screen; 510. a filter layer; 520. a second guide plate; 600. a water chute; 610. a water collection tank; 611. a water pump; 700. a sand conveyor belt; 710. a sand and stone collecting device; 720. a baffle plate; 800. a fine sand conveyor belt; 810. fine sand collecting device.
Detailed Description
The present application is described in further detail below with reference to figures 2-4.
The embodiment of the application discloses a grit separator for river channel is dredged. Referring to fig. 2 and 3, the sand and stone separating apparatus for river channel dredging includes a base 100 inclined toward the ground and a first screen 300 inclined toward the ground, a vibration motor 200 is installed on a sidewall of one end of the base 100, and the vibration motor 200 can drive the base 100 and the first screen 300 to vibrate. Step brackets 110 are mounted on both side walls of the base 100 opposite to each other, and the extending direction of the step brackets 110 is the same as the inclining direction of the base 100 and is lowered toward the ground.
The first screen 300 is installed on the stepped support 110 and is also inclined to the ground in a stepped shape. The first guide plate 320 is fixedly connected to one end, close to the ground, of the first screen 300, the sand conveyor belt 700 is placed below the first guide plate 320, and the sand collecting device 710 is placed at the end of the sand conveyor belt 700. The larger grit of granule can not pass through the mesh of first screen 300, can fall on the grit conveyer belt 700 along the deflector, transports to in the grit collection device 710 through grit conveyer belt 700. To reduce the likelihood that sand will migrate to the side of the sand conveyor 700 remote from the first screen 300, a baffle 720 is attached to the side of the sand conveyor 700 remote from the first screen 300.
The water pipe 400 is connected to the upper portion of the base 100, the plurality of spray heads 410 facing the first screen 300 are connected to the water pipe 400, the spray heads 410 can spray water to the first screen 300, and the effect of scouring fine sand and slurry attached to the surface of sand and stone can be achieved.
The second screen 500 is further installed on two opposite sidewalls inside the base 100, and the second screen 500 is located below the first screen 300 and is inclined in the same direction as the first screen 300. The mesh diameter of the second screen 500 is smaller than that of the first screen 300, and the sand passing through the first screen 300 can be secondarily screened. One end of the second screen 500 close to the ground is fixedly connected with a second guide plate 520, a fine sand conveyor belt 800 is placed below the second guide plate 520, and a fine sand collecting device 810 is placed at the end of the fine sand conveyor belt 800. Fine sand having a diameter larger than the mesh of the second screen 500 falls down along the guide plate onto the fine sand conveyor 800, and is transported through the fine sand conveyor 800 to the fine sand collecting device 810.
In the embodiment of the present application, the movement directions of the sand conveyor 700 and the fine sand conveyor 800 are opposite, and the sand collecting device 710 and the fine sand collecting device 810 are located at two ends of the same straight line, so that the phenomenon that sand and fine sand may be mixed with each other during transportation can be reduced.
The filter layer 510 is connected to the lower side of the second screen 500, and in the embodiment of the present invention, the filter layer 510 may be a water-permeable filter cloth, and the filter cloth may be adhered to the lower side of the second screen 500. A water guide groove 600 is arranged below the filter layer 510, the water guide groove 600 is arranged on the side surface of the base 100, the inclination direction of the water guide groove 600 is consistent with that of the second screen 500, a water collection tank 610 is arranged at the end part of the water guide groove 600, and water for washing sand is contained in the water collection tank 610. The grit in the river course can have water, and shower nozzle 410 also has water when scouring the grit, and water can enter into the guiding gutter 600 through the filter layer 510, flows to the header tank 610 along guiding gutter 600 in, has reduced the phenomenon that water flows everywhere. The side of the water collecting tank 610 is connected with a water pump 611, the water outlet end of the water pump 611 is connected with the water pipe 400, and water in the water collecting tank 610 can flow to the spray head 410 along the water pipe 400 under the driving of the water pump 611 for recycling, so that waste is reduced.
Referring to fig. 4, in the present embodiment, the stepped supports 110 include a horizontal frame 113 parallel to the ground and a vertical frame 114 perpendicular to the ground, and the two sets of the stepped supports 110 are located to correspond to each other. The horizontal frame 113 has a mounting hole 111 on its upper side, and a spring 112 is placed in the mounting hole 111.
The first screen 300 is composed of a plurality of screen plates 310, and the screen plates 310 arranged on the vertical frame 114 can be detachably connected with the vertical frame 114 through bolts; the screen panel 310 mounted on the upper side of the horizontal frame 113 is provided with a mounting block 311, the mounting block 311 can be inserted into the mounting hole 111 to contact the spring 112, and the mounting block 311 can slide downward in the mounting hole 111 to press the spring 112 when the screen panel 310 receives an external force.
The implementation principle of the sand-stone separating device for river channel dredging in the embodiment of the application is as follows: when sand separation is performed, the vibration motor 200 is started to transport the mixture of sand and slurry to the end of the first screen 300 higher from the ground, the vibration motor 200 can drive the first screen 300 to vibrate, and the mixture moves to the position close to the ground along the first screen 300. The first screen 300 is installed on the base 100 through the stepped bracket 110, and a spring 112 is disposed between the first screen 300 and the stepped bracket, and the spring 112 can make the first screen 300 move up and down, so that the mixture continuously bounces, and the vibration effect is further enhanced. The mixture moves while the spray nozzle 410 continuously sprays water to wash the fine sand and slurry attached to the surface of the sand. Large particles of sand cannot pass through the mesh of the first screen 300, fall along the first screen 300 onto the sand conveyor 700, and are transported through the sand conveyor 700 into the sand collection device 710. The fine sand falls through the first screen 300 onto the second screen 500, travels along the second screen 500 onto the fine sand conveyor 800, and is transported through the fine sand conveyor 800 into the fine sand collection device 810. The water in the mixture enters the water guiding groove 600 through the filtering layer 510 and flows into the water collecting tank 610 along the water guiding groove 600, and the water pump 611 on the side wall of the water collecting tank 610 can drive the water in the water collecting tank 610 to flow to the nozzle 410 along the water pipe 400 for washing the sand and stone. The installation is the first screen cloth 300 of echelonment can make the mixture of grit and mud constantly bounce under the effect of spring 112, has further strengthened the vibration effect, is favorable to the separation of grit and fine sand, and shower nozzle 410 can be washed away the grit, has reduced fine sand and mud and has attached to the phenomenon on grit surface for grit separator's separation effect is better.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A sand and stone separator for river channel dredging, includes base (100), vibrating motor (200) and first screen cloth (300), vibrating motor (200) are installed in base (100) side, first screen cloth (300) are located above base (100), characterized in that: the sieve is characterized in that stepped supports (110) are arranged on two sides, close to each other, of the base (100), the stepped supports (110) descend towards the position close to the ground, the first sieve (300) is installed on the stepped supports (110), mounting holes (111) are formed in the upper side faces of the stepped supports (110), springs (112) are arranged in the mounting holes (111), mounting blocks (311) are arranged on one sides, close to the stepped supports (110), of the first sieve (300), and the mounting blocks (311) are inserted into the mounting holes (111) and are in contact with the springs (112).
2. A sand separation apparatus for river dredging according to claim 1, wherein: base (100) top is provided with water pipe (400), a plurality of shower nozzles (410) are installed near first screen cloth (300) one side in water pipe (400), and is a plurality of shower nozzle (410) all face first screen cloth (300).
3. A sand separation apparatus for river dredging according to claim 2, wherein: first screen cloth (300) below is provided with second screen cloth (500), second screen cloth (500) are connected with base (100) inside wall, the mesh diameter of second screen cloth (500) is less than the mesh diameter of first screen cloth (300), second screen cloth (500) downside is connected with filter layer (510) that are used for separating water and grit.
4. A sand separation apparatus for river dredging according to claim 3, wherein: a water guide groove (600) is arranged below the filter layer (510), one end of the water guide groove (600) inclines towards the position close to the ground, and one end, close to the ground, of the water guide groove (600) is connected with a water collecting tank (610).
5. The sand separation device for river dredging according to claim 4, wherein: the side wall of the water collecting tank (610) is connected with a water pump (611), and the water outlet end of the water pump (611) is connected with a water pipe (400).
6. A sand separation apparatus for river dredging according to claim 3, wherein: the discharge end of first screen cloth (300) is provided with grit conveyer belt (700), the end connection of grit conveyer belt (700) has grit collection device (710), the discharge end of second screen cloth (500) is provided with fine sand conveyer belt (800), the end connection of fine sand conveyer belt (800) has fine sand collection device (810).
7. A sand separation apparatus for river dredging according to claim 6, wherein: and a baffle (720) is arranged on one side of the sand conveying belt (700) far away from the base (100).
8. A sand separation apparatus for river dredging according to claim 1, wherein: the first screen (300) is composed of a plurality of screen plates (310), and each screen plate (310) is detachably connected with the stepped support (110).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120648807.1U CN214417012U (en) | 2021-03-30 | 2021-03-30 | Sand-stone separating device for river channel dredging |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120648807.1U CN214417012U (en) | 2021-03-30 | 2021-03-30 | Sand-stone separating device for river channel dredging |
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| CN214417012U true CN214417012U (en) | 2021-10-19 |
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| CN202120648807.1U Active CN214417012U (en) | 2021-03-30 | 2021-03-30 | Sand-stone separating device for river channel dredging |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116114477A (en) * | 2023-01-10 | 2023-05-16 | 农业农村部南京农业机械化研究所 | Highland barley threshing winnowing device |
-
2021
- 2021-03-30 CN CN202120648807.1U patent/CN214417012U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116114477A (en) * | 2023-01-10 | 2023-05-16 | 农业农村部南京农业机械化研究所 | Highland barley threshing winnowing device |
| CN116114477B (en) * | 2023-01-10 | 2023-10-20 | 农业农村部南京农业机械化研究所 | Highland barley threshing winnowing device |
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