CN211885784U - Mortar pump type fine sand recovery equipment - Google Patents
Mortar pump type fine sand recovery equipment Download PDFInfo
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- CN211885784U CN211885784U CN202020532900.1U CN202020532900U CN211885784U CN 211885784 U CN211885784 U CN 211885784U CN 202020532900 U CN202020532900 U CN 202020532900U CN 211885784 U CN211885784 U CN 211885784U
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Abstract
The utility model discloses a mortar pump type fine sand recovery device, which comprises a dewatering screen and a sand setting lifting device, wherein the sand setting lifting device comprises a natural settling tank and a mortar pump lifting assembly, the mortar pump lifting assembly comprises a conveying pipe, a mortar pump and a silt discharging pipe, the conveying pipe is positioned inside the natural settling tank, or the conveying pipe is positioned on one side of the outside of the natural settling tank, the conveying pipe is communicated with the natural settling tank, one end of the silt discharging pipe is connected with a liquid outlet of the mortar pump, the other end of the silt discharging pipe extends to the outside of the conveying pipe, and the mortar pump and the silt discharging pipe can convey fine sand deposited in the natural settling tank to the dewatering screen for sand-water separation; be equipped with drain pipe and silt mixing tube on the natural settling basin, the drain pipe is located silt mixing tube, utilizes this equipment can solve current fine sand recovery unit and has the problem that use cost is high and fine sand recovery efficiency is low.
Description
Technical Field
The utility model particularly relates to a mortar pump formula fine sand recovery plant.
Background
Natural sand is a non-renewable resource in a short period, the natural sand is over-mined due to the requirement of large-scale construction engineering at present, and further causes environmental damage, and in order to avoid further worsening of the problems, various policies for monitoring natural sand mining are issued in China.
At present, the majority of the traditional machine-made sand production lines adopt a wet production process, and no matter what type of sand washer is adopted, the biggest defects are that fine sand (particles with the particle size of less than 0.16 mm) is seriously lost, and some of the fine sand even is over 20 percent lost, so that the yield of the fine sand is lost, the grading of the sand is seriously influenced, the grading is unreasonable, the fineness modulus is rough, and the product quality of the machine-made sand is greatly reduced. Excessive fine sand is discharged, and environmental pollution is also caused. For solving above-mentioned problem, to all kinds of fine sand recovery machine operation and the life of pulpiness material dehydration, scumming and desliming development, the chinese utility model patent that the grant bulletin number is CN201815370U discloses a fine sand recovery unit, the device mainly comprises sediment stuff pump, swirler and dewatering screen, its theory of operation is utilizing the sediment stuff pump to carry the sand-water mixture to the swirler earlier, the fine sand through swirler centrifugation grading concentration provides the vibration dewatering screen through the sand setting mouth again, after the shale shaker dehydration, fine sand and separation of water recovery, above-mentioned device has solved the problem of fine sand recovery, but its shortcoming that exists contains: one is as follows: the cyclone is difficult to effectively separate fine sand with the particle size of less than 0.16mm from water, the loss amount of the part of the fine sand is large, the subsequent sewage treatment cost is increased, and the economic loss and the influence on the quality of machine-made sand caused by the loss of the fine sand are also caused; secondly, there are the high and high problem of maintenance cost of energy consumption in the sediment stuff pump of simultaneous use and swirler, in order to solve above-mentioned two problems, this application provides a mortar pump formula fine sand recovery plant, and this equipment structure is simple, convenient operation and work efficiency are high.
Disclosure of Invention
The utility model discloses a mortar pump formula fine sand recovery plant utilizes this equipment can solve current fine sand recovery unit and has the problem that use cost is high and fine sand recovery efficiency is low.
The utility model discloses a mortar pump type fine sand recovery device, which comprises a dewatering screen and is characterized in that the device comprises a sand setting lifting device,
the sand setting lifting device comprises a natural settling pond (4) and a mortar pump lifting assembly, the mortar pump lifting assembly comprises a conveying pipe (5) and a mortar pump (6) and a sand discharge pipe (61) which are positioned in the conveying pipe (5), the conveying pipe (5) is positioned inside the natural settling pond (4), or the conveying pipe (5) is positioned on one side of the outside of the natural settling pond (4), the conveying pipe (5) is communicated with the natural settling pond (4), one end of the sand discharge pipe (61) is connected with a liquid outlet of the mortar pump (6), the other end of the sand discharge pipe extends to the outside of the conveying pipe (5), and the mortar pump (6) and the sand discharge pipe (61) can convey fine sand deposited in the natural settling pond (4) to a dewatering screen (2) through the conveying pipe (5) for sand-water separation;
be equipped with drain pipe (8) and silt mixing pipe (7) on natural settling basin (4), drain pipe (8) are located silt mixing pipe (7) on, drain pipe (8) are used for discharging unnecessary sewage in natural settling basin (4), silt mixing pipe (7) are used for carrying sand water mixed liquid in sand washer (1) and/or dewatering screen (2) to natural settling basin (4) in.
As the preferred scheme of this application, be equipped with at least one high-pressure clean water pipe (62) in conveying pipeline (5), the free end of this high-pressure clean water pipe (62) extends to the outside of conveying pipeline (5) and is connected with the water source, and this high-pressure clean water pipe (62) are used for carrying out automatic washing to its inner chamber when mortar pump (6) shut down.
As the preferred scheme of this application, the inside of natural sedimentation pond (4) is equipped with long-pending sand portion (42) that comprises a plurality of baffle (41), is equipped with bin outlet (43) on this long-pending sand portion (42), the below of conveying pipeline (5) is equipped with feed inlet (51), bin outlet (43) on long-pending sand portion (42) dock with feed inlet (51) of this conveying pipeline (5) bottom.
As a preferable scheme of the application, a rotational flow mechanism (44) is arranged in the natural settling pond (4), the rotational flow mechanism (44) comprises a spiral blade, the spiral blade is arranged in an upward inclined mode, and the rotational flow mechanism (44) is driven by a motor (9).
As the preferable scheme of the application, the upper part of the natural settling pond (4) is provided with a detachable screen (45), and the screen (45) is positioned between the drain pipe (8) and the sediment mixing pipe (7); the structure of the detachable setting of screen cloth (45) contains: the inner wall of the natural sedimentation tank (4) is provided with a supporting plate (48) and a pressure plate (49), the supporting plate (48) is transversely arranged on the inner wall of the natural sedimentation tank (4), the pressure plate (49) is hinged to the inner wall of the natural sedimentation tank (4), and the screen (45) is positioned between the supporting plate (48) and the pressure plate (49).
As a preferable scheme of the application, the upper end part of the natural sedimentation tank (4) is provided with an overflow assembly, the overflow assembly comprises an overflow port (46) and an overflow groove (47), and one end of the drain pipe (8) extends into the overflow groove (47); and/or the sand setting and lifting device is positioned below the ground surface.
Compared with the prior art, this mortar pump formula fine sand recovery plant in this application exists contain a bit:
1. and recovering the fine sand with the particle size of less than 0.16mm in the wastewater by utilizing the natural settling principle of suspended particles.
2. The main energy consumption of fine sand recovery in-process only is the energy consumption of mortar pump, compares current fine sand recovery unit and has reduced the operation cost of system sand trade, has promoted economic benefits, simultaneously, has reduced the handling cost of tails and the pollution to the environment.
3. The equipment maintenance only needs to lift the conveying pipe to maintain the mortar pump and/or the sediment discharge pipe in the conveying pipe, and the maintenance and use cost is low.
Drawings
Fig. 1 is a schematic structural diagram of a mortar pump type fine sand recycling device provided by the embodiment of the present invention.
Fig. 2 is a schematic view of a top view structure of a mortar pump type fine sand recycling device provided by the embodiment of the present invention.
Fig. 3 is a schematic structural view of the natural settling tank provided by the third embodiment of the present invention, in which an overflow assembly is disposed at the upper end portion of the natural settling tank.
Fig. 4 is a schematic top view of fig. 3 according to a third embodiment of the present invention.
Fig. 5 is a schematic structural view of the natural settling tank provided by the fourth embodiment of the present invention, in which the upper portion is provided with a detachable screen.
Fig. 6 is a partial enlarged view of a portion a in fig. 5 according to a fourth embodiment of the present invention.
Fig. 7 is a schematic structural view of a feeding pipe located at one side of the exterior of a natural settling tank according to a fifth embodiment of the present invention.
Shown in the figure:
the device comprises a sand washer 1, a dewatering screen 2, a water collecting tank 21, a sewage tank 3, a natural settling pond 4, a guide plate 41, a sand accumulation part 42, a discharge port 43, a cyclone mechanism 44, a screen 45, an overflow port 46, an overflow groove 47, a supporting plate 48, a pressure plate 49, a conveying pipe 5, a feed inlet 51, a mortar pump 6, a silt discharge pipe 61, a high-pressure clean water pipe 62, a silt mixing pipe 7, a drain pipe 8 and a motor 9.
Detailed Description
The preferred embodiments of the present invention will be described in detail below.
Example 1:
this embodiment provides a mortar pump formula fine sand recovery plant, refer to fig. 1-2, this equipment contains dewatering screen and sand setting hoisting device, sand setting hoisting device contains natural settling basin 4 and mortar pump hoisting assembly, mortar pump hoisting assembly contains conveying pipeline 5 and is located conveying pipeline 5 mortar pump 6 and sediment discharge pipe 61, in this embodiment, preferred conveying pipeline 5 is located natural settling basin 4, and the bottom of the inner chamber of natural settling basin 4 is equipped with toper long-pending sand portion 42 that comprises a plurality of baffle 41, be equipped with bin outlet 43 on this toper long-pending sand portion 42, the below of conveying pipeline 5 is equipped with feed inlet 51, bin outlet 43 on long-pending sand portion 42 docks with the feed inlet 51 of conveying pipeline 5 bottom, the one end of sediment discharge pipe 61 is connected with the liquid outlet of mortar pump 6, the other end extends to the outside of conveying pipeline 5, mortar pump 6 and sediment discharge pipe 61 can carry out the fine sand that deposits in natural settling basin 4 to dewatering screen 2 through conveying pipeline 5 and carry out the sand moisture to divide Separating; be equipped with drain pipe 8 and silt mixing pipe 7 on the natural settling pond 4, in this embodiment, drain pipe 8 is located the top of natural settling pond 4, silt mixing pipe 7 is located the position that leans on in the middle part of natural settling pond 4, also it is above silt mixing pipe 7 that drain pipe 8 is located, drain pipe 8 is used for carrying unnecessary sewage in the natural settling pond 4 to appointed effluent water sump 3 in, silt mixing pipe 7 is used for carrying the mixed liquid of sand water in sand washer 1 and/or dewatering screen 2 to realize the natural settling of fine sand in the natural settling pond 4.
In this embodiment, in order to in time wash mortar pump 6 in order to avoid its jam, it is preferred to be equipped with at least one high-pressure clean water pipe 62 in conveying pipeline 5, and this high-pressure clean water pipe 62's free end extends to conveying pipeline 5's outside and lies in the clear water groove that is equipped with the high-pressure pump, and during the use, after mortar pump 6 shut down, the clear water of impressing through the high-pressure pump in to the clear water pipe carries out the automatic washing to mortar pump 6's machine chamber.
In the embodiment, in order to reduce the occupied area and facilitate natural deposition of fine sand, the sand settling lifting device and the sewage tank 3 are preferably located below the ground surface; in this embodiment, the natural settling pond 4 and/or the sewage pond 3 may be made of large-diameter steel pipes or constructed by reinforced concrete, and in this embodiment, the natural settling pond is preferably made of large-diameter steel pipes.
In this embodiment, as necessary, the dewatering screen 2 may be provided in plural sets.
In the embodiment, when the sand-water mixed liquor overflowing from the upper part of the sand washer 1 and/or the sand-water mixed liquor in the water collecting tank 21 at the bottom of the dewatering screen 2 is conveyed into the natural settling pond 4 with a certain depth below the horizon through the silt mixed pipe 7, because the fine sand in the sand-water mixed liquor has a high specific gravity, the fine sand naturally settles into the conical sand accumulation part 42 along the guide plate 41 in the natural settling pond 4 and enters the material conveying pipe 5 through the discharge port 43 and the feed port 51, then the mortar pump 6 is started, the deposited fine sand is lifted and discharged to the dewatering screen 2 by using the mortar pump 6 and the silt discharge pipe 61, the fine sand is effectively separated from water after being dewatered by the dewatering screen 2, a large amount of fine sand is separated, a small amount of tail sand and mud are returned into the water collecting tank 21 of the dewatering screen 2, when the liquid level in the water collecting tank 21 is too high, the fine sand is discharged through the silt mixed pipe 7 and automatically flows into the natural, and circulating in sequence.
In conclusion, it can be known from analysis that the fine sand in the sand-water mixed liquid naturally settles by utilizing the principle of natural settling of suspended particles, then the mortar pump 6 is started to convey the settled fine sand to the dewatering screen 2 through the silt discharge pipe 61 for sand-water separation, so as to realize fine sand recovery, in the embodiment, the power consumption of the fine sand recovery process is only the operation power of the mortar pump 6, the operation power is far lower than the energy consumption of the traditional fine sand recovery device, and meanwhile, only the mortar pump 6 and/or the silt discharge pipe 61 needs to be maintained during use, so that the operation cost is greatly saved, therefore, the mortar pump type fine sand recovery device in the embodiment has simple structure, convenient operation, low cost and high work efficiency, can recover the fine sand with the particle size of less than 0.16mm in the sand-water mixed liquid with low consumption and high efficiency, and can complete 95% recovery of the fine sand in a cycle, the method realizes the recovery of more effective resources, saves the use cost, is beneficial to the protection of social environment, and contributes to the development of the country and the maintenance of the home environment.
Example 2:
compared with the embodiment 1, the difference of the embodiment is that a rotational flow mechanism 44 is arranged in the natural settling pond 4, and the rotational flow mechanism 44 comprises a helical blade which is driven by a motor 9; in this embodiment, the spiral blade tilt up sets up, so, can make the mixed liquid synchronous revolution of sand water in the natural settling pond 4 when the spiral blade is rotatory, meanwhile, the mixed liquid tangential of sand water that comes from silt mixing pipe 7 gets into natural settling pond 4 and along with the mixed liquid synchronous revolution in the natural settling pond 4 and form the vortex spiral flow state, sand grain in the mixed liquid of sand water will receive to erode and keep the best effect of subsiding, consequently, this embodiment adopts this whirl mechanism 44 can improve the settlement efficiency of the fine sand in the mixed liquid of sand water in the natural settling pond 4.
Example 3:
compared with the embodiment 1 or 2, the difference of this embodiment is that the upper end portion of the natural settling pond 4 is provided with an overflow assembly, and the overflow assembly comprises an overflow port 46 and an overflow groove 47, in this embodiment, it is preferable that the overflow assembly is composed of two pipes with different calibers, wherein the height of the pipe with a larger caliber is larger than that of the pipe with a smaller caliber, the overflow port 46 is located at the top end of the pipe with a smaller caliber, the overflow groove 47 is formed between the pipe with a larger caliber and the pipe with a smaller caliber, and one end of the drain pipe 8 extends into the overflow groove 47, as shown in fig. 3-4.
When the sewage in the natural settling tank 4 is large, the excessive sewage enters the overflow groove 47 through the overflow port 46, and when the sewage in the overflow groove 47 reaches a certain amount, the sewage flows to the sewage tank 3 through the drain pipe 8, so that the sewage in the natural settling tank 4 is automatically discharged.
Example 4:
compared with the embodiment 1, 2 or 3, the difference of the embodiment is that the upper part of the natural settling pond 4 is provided with a detachable screen 45, and the screen 45 is positioned between the drain pipe 8 and the sediment mixing pipe 7; the structure of the detachable setting of screen cloth 45 contains: the inner wall of the natural settling pond 4 is provided with a support plate 48 and a pressure plate 49, preferably, the support plate 48 is transversely fixed on the inner wall of the natural settling pond 4, the pressure plate 49 is crossed on the inner wall of the natural settling pond 4 through a hinge shaft, and the screen 45 is positioned between the support plate 48 and the pressure plate 49, see fig. 5-6.
When the sand screen is used, the screen 45 can be mounted and dismounted through the rotary pressure plate 49, fine sand and sewage can be isolated by the screen 45, the sand content flowing into the sewage tank 3 is reduced, and meanwhile, the fine sand is isolated in the natural settling tank 4 to improve settling and recovery efficiency of the fine sand.
The structure of the screen 45 is only a preferable structure of the present embodiment, and the screen 45 may be fixed by using a fixing member such as a bolt or a pin, if necessary.
Example 5:
compared with the embodiment 1 or 2 or 3 or 4, the difference of the embodiment is that the material conveying pipe 5 is positioned at one side outside the natural settling pond 4, the natural settling pond 4 is provided with a material outlet 43, and the material conveying pipe 5 is provided with a material inlet 51 corresponding to the material outlet 43, as shown in fig. 7.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many changes and modifications can be made without departing from the inventive concept, and these changes and modifications all fall into the protection scope of the present invention.
Claims (10)
1. A mortar pump type fine sand recovery device comprises a dewatering screen and is characterized by comprising a sand setting lifting device,
the sand setting lifting device comprises a natural settling pond (4) and a mortar pump lifting assembly, the mortar pump lifting assembly comprises a conveying pipe (5) and a mortar pump (6) and a sand discharge pipe (61) which are positioned in the conveying pipe (5), the conveying pipe (5) is positioned inside the natural settling pond (4), or the conveying pipe (5) is positioned on one side of the outside of the natural settling pond (4), the conveying pipe (5) is communicated with the natural settling pond (4), one end of the sand discharge pipe (61) is connected with a liquid outlet of the mortar pump (6), the other end of the sand discharge pipe extends to the outside of the conveying pipe (5), and the mortar pump (6) and the sand discharge pipe (61) can convey fine sand deposited in the natural settling pond (4) to a dewatering screen (2) through the conveying pipe (5) for sand-water separation;
be equipped with drain pipe (8) and silt mixing pipe (7) on natural settling basin (4), drain pipe (8) are located silt mixing pipe (7) on, drain pipe (8) are used for discharging unnecessary sewage in natural settling basin (4), silt mixing pipe (7) are used for carrying sand water mixed liquid in sand washer (1) and/or dewatering screen (2) to natural settling basin (4) in.
2. A mortar pump type fine sand recycling apparatus according to claim 1, wherein at least one high pressure clean water pipe (62) is provided in the feed pipe (5), the free end of the high pressure clean water pipe (62) extends to the outside of the feed pipe (5) and is connected with a water source, and the high pressure clean water pipe (62) is used for automatically flushing the inner cavity of the mortar pump (6) when the mortar pump is stopped.
3. The mortar pump type fine sand recycling apparatus according to claim 1, wherein the natural settling tank (4) is provided therein with a sand accumulating portion (42) formed by a plurality of guide plates (41), the sand accumulating portion (42) is provided with a discharge port (43), a feed port (51) is provided below the feed pipe (5), and the discharge port (43) of the sand accumulating portion (42) is butted against the feed port (51) at the bottom of the feed pipe (5).
4. The mortar pump type fine sand recycling device according to any one of claims 1 to 3, wherein a rotational flow mechanism (44) is arranged in the natural settling pond (4), the rotational flow mechanism (44) comprises a helical blade, the helical blade is arranged in an upward inclined manner, and the rotational flow mechanism (44) is driven by a motor (9).
5. A mortar pump type fine sand reclamation plant as recited in any of claims 1 to 3, wherein the upper part of said natural settling tank (4) is provided with a removable screen (45), said screen (45) being located between the drain pipe (8) and the silt mixing pipe (7); the structure of the detachable setting of screen cloth (45) contains: the inner wall of the natural sedimentation tank (4) is provided with a supporting plate (48) and a pressure plate (49), the supporting plate (48) is transversely arranged on the inner wall of the natural sedimentation tank (4), the pressure plate (49) is hinged to the inner wall of the natural sedimentation tank (4), and the screen (45) is positioned between the supporting plate (48) and the pressure plate (49).
6. A mortar pump type fine sand reclamation apparatus as recited in claim 4, wherein the upper portion of said natural settling tank (4) is provided with a removable screen (45), said screen (45) being located between the drain pipe (8) and the silt mixing pipe (7); the structure of the detachable setting of screen cloth (45) contains: the inner wall of the natural sedimentation tank (4) is provided with a supporting plate (48) and a pressure plate (49), the supporting plate (48) is transversely arranged on the inner wall of the natural sedimentation tank (4), the pressure plate (49) is hinged to the inner wall of the natural sedimentation tank (4), and the screen (45) is positioned between the supporting plate (48) and the pressure plate (49).
7. The mortar pump type fine sand reclamation apparatus as recited in any one of claims 1 to 3, wherein the upper end portion of the natural settling tank (4) is provided with an overflow assembly comprising an overflow port (46) and an overflow chute (47), and one end of the drain pipe (8) extends into the overflow chute (47); and/or the sand setting and lifting device is positioned below the ground surface.
8. A mortar pump type fine sand reclamation apparatus as recited in claim 4, wherein the upper end portion of said natural settling pond (4) is provided with an overflow assembly comprising an overflow port (46) and an overflow launder (47), and one end of said drain pipe (8) extends into said overflow launder (47); and/or the sand setting and lifting device is positioned below the ground surface.
9. A mortar pump type fine sand reclamation apparatus as recited in claim 5, wherein the upper end portion of said natural settling pond (4) is provided with an overflow assembly comprising an overflow port (46) and an overflow launder (47), and one end of said drain pipe (8) extends into said overflow launder (47); and/or the sand setting and lifting device is positioned below the ground surface.
10. A mortar pump type fine sand reclamation apparatus as recited in claim 6, wherein the upper end portion of said natural settling pond (4) is provided with an overflow assembly comprising an overflow port (46) and an overflow launder (47), and one end of said drain pipe (8) extends into said overflow launder (47); and/or the sand setting and lifting device is positioned below the ground surface.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020532900.1U CN211885784U (en) | 2020-04-10 | 2020-04-10 | Mortar pump type fine sand recovery equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020532900.1U CN211885784U (en) | 2020-04-10 | 2020-04-10 | Mortar pump type fine sand recovery equipment |
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| CN211885784U true CN211885784U (en) | 2020-11-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113262532A (en) * | 2021-05-21 | 2021-08-17 | 王雯雯 | Spiral-flow type sand settling device for hydraulic engineering construction and implementation method thereof |
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2020
- 2020-04-10 CN CN202020532900.1U patent/CN211885784U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113262532A (en) * | 2021-05-21 | 2021-08-17 | 王雯雯 | Spiral-flow type sand settling device for hydraulic engineering construction and implementation method thereof |
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