CN113750646B - Mobile combined brine separation system - Google Patents
Mobile combined brine separation system Download PDFInfo
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- CN113750646B CN113750646B CN202111204431.6A CN202111204431A CN113750646B CN 113750646 B CN113750646 B CN 113750646B CN 202111204431 A CN202111204431 A CN 202111204431A CN 113750646 B CN113750646 B CN 113750646B
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- brine
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- water
- salt
- belt conveyor
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- 238000000926 separation method Methods 0.000 title claims abstract description 161
- 239000012267 brine Substances 0.000 title claims abstract description 135
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 title claims abstract description 135
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 161
- 230000007246 mechanism Effects 0.000 claims abstract description 157
- 150000003839 salts Chemical class 0.000 claims abstract description 84
- 239000012716 precipitator Substances 0.000 claims abstract description 46
- XZPVPNZTYPUODG-UHFFFAOYSA-M sodium;chloride;dihydrate Chemical compound O.O.[Na+].[Cl-] XZPVPNZTYPUODG-UHFFFAOYSA-M 0.000 claims abstract description 41
- 239000003638 chemical reducing agent Substances 0.000 claims description 10
- 239000000843 powder Substances 0.000 claims description 9
- 238000001556 precipitation Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 4
- 229910000619 316 stainless steel Inorganic materials 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000011084 recovery Methods 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 2
- 235000002639 sodium chloride Nutrition 0.000 description 69
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 7
- 239000011780 sodium chloride Substances 0.000 description 7
- 238000004140 cleaning Methods 0.000 description 6
- 230000018044 dehydration Effects 0.000 description 3
- 238000006297 dehydration reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/04—Combinations of filters with settling tanks
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to a mobile combined brine separation system, comprising: the salt water treatment device comprises a walking chassis, a salt water conveying mechanism, a first, a second and a third stage salt water separating mechanisms; the upper end of the travelling chassis is connected with a brine conveying mechanism, the mesh belt conveyor is connected with the feeding end of the belt conveyor, a third-stage brine-water separating mechanism is arranged on one side, close to the mesh belt conveyor, of the support, a second brine-water separating mechanism is arranged on one side, close to the belt conveyor, of the support, and a first-stage brine-water separating mechanism is further arranged on one end, far away from the belt conveyor, of the second-stage brine-water separating mechanism; a water return interface is arranged at one end of the third-stage brine separator far away from the mesh belt conveyor, and the water return interface is connected into a salt pond channel through a connecting pipe; the second-stage salt-water separation mechanism is a rotary screen type; the third-stage salt-water separation mechanism separates salt water precipitated by the precipitator; the system can realize the functions of moving and adjusting angles while realizing high-efficiency and multi-level brine separation, and improves the working efficiency of the whole separation system.
Description
Technical Field
The invention relates to brine separation operation in salt collection of a salt pond, in particular to a movable combined brine separation system.
Background
The salt in the salt pond needs to be collected through a salt collecting system, and in the salt collecting process of the salt collecting system, a salt water mixture needs to be separated and filtered, the separated and filtered salt is transported away through a belt conveying mechanism, and the separated water needs to be discharged through a pipeline. In the separation process, the separation mode and means in the prior art may not meet the high-requirement separation standard of industry, for example, the separation grade of brine is limited, so that the separation is not thorough; furthermore, due to the limitations of the device structure, efficient separation of the brine mixture cannot be achieved.
Disclosure of Invention
In view of the above technical problems, the invention aims to provide a mobile combined brine separation system, which can realize high-efficiency and multi-level brine separation, and simultaneously realize the functions of movement and angle adjustment and improve the working efficiency of the whole separation system.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
A mobile combined brine separation system comprising: the device comprises a walking chassis, a brine conveying mechanism, a first-stage brine separation mechanism, a second-stage brine separation mechanism and a third-stage brine separation mechanism; the upper end of the walking chassis is connected with a brine conveying mechanism, and the brine conveying mechanism comprises: the belt conveyor is connected with the feeding end of the belt conveyor, and the discharging end of the belt conveyor extends out of the travelling chassis; a bracket is arranged above the brine conveying mechanism, a third-stage brine-water separating mechanism is arranged on one side, close to the mesh belt conveyor, of the bracket, a second-stage brine-water separating mechanism is arranged on one side, close to the belt conveyor, of the bracket, and a first-stage brine-water separating mechanism is further arranged at one end, far away from the belt conveyor, of the second-stage brine-water separating mechanism; a water return interface is arranged at one end of the third-stage brine separator far away from the mesh belt conveyor, and the water return interface is connected into a salt pond channel through a connecting pipe;
Further, the brine separation system further comprises: a power driving part, a hydraulic system and an electric system; the whole salt water separation system is movable by driving the walking chassis to move through power, so that salt collection is more convenient;
Furthermore, the second-stage brine-water separation mechanism is also provided with an adjusting system for adjusting the working angle between the second-stage brine-water separation mechanism and the horizontal plane, so that the second-stage brine-water separation mechanism can be lifted, the working state and the transportation state of the brine-water separation system can be switched at the right time, and the requirement of the required working condition is met;
the second-stage brine separator mechanism adjusting system comprises: the pulley, the connecting rod and the hydraulic cylinder are arranged at one end of the second-stage brine separator; the bottom of the second-stage brine separating mechanism is supported by a positioning bracket, pulleys are respectively arranged at the same ends of two sides of the positioning bracket, a slope type slideway is arranged above the bracket close to the direction of the belt conveyor, and the second-stage brine separating mechanism slides on the slideway through the pulleys at the bottom of the second-stage brine separating mechanism; the two pulleys are positioned at one end of the second-stage salt-water separation mechanism, the other end of the second-stage salt-water separation mechanism is movably connected with the top end of the connecting rod through a positioning bracket, the bottom end of the connecting rod is fixedly connected with the upper end of the third-stage salt-water separation mechanism through a hinge piece, one side, far away from the third-stage salt-water separation mechanism, of the top end of the connecting rod is connected with the telescopic end of a telescopic rod of the hydraulic cylinder, and the tail end of the hydraulic cylinder is connected with the third-stage salt-water separation mechanism through a hinge piece;
The second-stage salt-water separation mechanism drives the connecting rod to rotate through the expansion and contraction of the hydraulic cylinder under the action of the regulating system, and strokes are generated in the front-back direction and the up-down direction, so that the lifting of the second-stage salt-water separation mechanism is completed;
The lifting process of the second-stage brine separation mechanism is applicable to the working state and the transportation state of the whole brine separation system; when the whole brine separating system works, the telescopic rod of the hydraulic cylinder contracts to drive the connecting rod to rotate clockwise, and when the rotating limit is reached, the connecting rod is in a vertical state, so that the second-stage brine separating mechanism is driven to slide to the top end on the slope type slideway through the pulley at the bottom of the positioning bracket, and the second-stage brine separating mechanism is enabled to incline upwards and backwards, and the inclined angle is kept for working;
In the working state, the inclination angle between the second-stage salt-water separation mechanism and the horizontal plane is 15-20 degrees;
When the whole brine separation system works and is ready for transportation, the telescopic rod of the hydraulic cylinder extends out and drives the connecting rod to rotate anticlockwise, and when the connecting rod rotates to be in a horizontal state, the telescopic rod of the hydraulic cylinder extends out to the maximum limit and drives the second-stage brine separation mechanism to slide to the bottom end at the top end of the slope-type slideway through the pulley at the bottom of the positioning bracket, so that the second-stage brine separation mechanism generates a moving track forwards and downwards until the second-stage brine separation mechanism is in a horizontal state; and when the second-stage brine separating mechanism is in a horizontal state, starting the whole brine separating system to carry out transportation work.
Further, the mesh belt conveyor and the belt conveyor are obliquely arranged on the walking chassis;
Further, the brackets are respectively fixedly supported on two sides of the saline conveying mechanism;
Further, the first-stage salt-water separation mechanism is an arc screen, an outlet of the arc screen is connected into the second-stage salt-water separation mechanism, and an inlet end of the arc screen is connected with an external salt conveying pipeline;
further, the second-stage salt-water separation mechanism is of a rotary screen type structure;
Further, the third-stage brine-water separation mechanism separates brine in a precipitation mode through a precipitator, and the precipitator is of a bevel board type.
Further, the rotary screen is communicated to the precipitator through a brine pipeline, and brine separated from the rotary screen is further conveyed to the precipitator through the brine pipeline for precipitation separation; the water return interface of one end of the precipitator, which is far away from the arc screen, is connected to the salt pond channel through a connecting pipe, two branch overflow pipes communicated with the precipitator are collected together between the precipitator and the water return interface, the two branch overflow pipes are collected together and are jointly connected to the water return interface, and the function of the overflow pipes is to discharge precipitated water;
Further, the second stage brine separator mechanism includes: the device comprises a roller, an upper cover, a roller shaft, a bearing seat, a positioning bracket, cheng Jiedou, a water receiving tank, a feed inlet, a discharge outlet, an overflow pipe, a spray pipe and a power mechanism; the half part of the roller is embedded in the receiving hopper at the lower part of the positioning bracket, the rest half part of the roller protrudes out of the positioning bracket, a semicircular upper cover is arranged at the upper part of the roller part which is higher than the upper part of the positioning bracket, and two sides of the upper cover are respectively fixedly arranged at two sides of the positioning bracket; a roller shaft is arranged in the roller in a penetrating way, and two ends of the roller shaft are respectively connected with two ends of the positioning bracket through bearing seats; the inner wall of the roller is fixed with the outer diameter of the main shaft through a supporting beam; the device comprises a rotary drum, a third-stage salt-water separation mechanism, a storage hopper, a water receiving tank, a water outlet, a storage hopper, a water inlet and a water outlet, wherein the storage hopper is arranged at one end of the rotary drum, which is close to the rotary drum, the storage hopper is arranged at the other end of the rotary drum, the water receiving tank is arranged at the bottom of the storage hopper, which is close to the storage hopper, the overflow pipe is arranged at one side of the water receiving tank, the water outlet is arranged at the bottom of the water receiving tank, and the water outlet is used for being connected with a salt-water pipeline communicated with a precipitator of the third-stage salt-water separation mechanism;
The locating support is close to the one end setting extension of feed inlet, sets up power unit on the locating support of extension, power unit include: the driving shaft and the cycloid speed reducer are connected with the roller shaft at one end, and the other end of the driving shaft is connected with the output end of the swinging speed reducer; under the action of the driving force of the speed reducer, the rotary power is output through the transmission shaft to the roller shaft, so that the roller rotates, and the brine in the roller is separated;
Further, one end of a brine pipeline at the bottom of the rotary screen is connected with a water outlet of the water receiving tank, and the other end of the brine pipeline is communicated with the lower part of the side wall of the precipitator; the brine separated by the rotary screen and the arc screen is sent to a precipitator through a brine pipeline to precipitate and recycle powder salt;
the supporting beams are of a cross structure, and the end parts of the supporting beams are propped against the inner wall of the roller, so that the rotation of the roller shaft drives the rotation of the whole roller at the same time;
further, the roller is formed by rolling a 316 stainless steel wedge-shaped strip screen;
The rotary screen is used as a second-stage salt-water separation mechanism of the whole salt-water separation system, and has the advantages of simple structure, stable operation, no vibration, extremely low failure rate and good dehydration effect.
The first-stage salt-water separation mechanism is an arc-shaped screen, is a primary separation mechanism of the whole salt-water separation system, and can filter salt with larger particle size through an arc-shaped screen.
Further, in the third-stage brine-water separation mechanism, a water return interface of the precipitator is positioned at the bottom of the sidewall of the precipitator, two corresponding overflow pipe interfaces are arranged on the sidewall of the precipitator connected with the two overflow pipes, and the two overflow pipe interfaces are positioned at the upper part of the sidewall of the precipitator; the two overflow pipe interfaces and the water return interface at the bottom form a triangular connecting line;
Further, the mesh belt conveyor in the saline water conveying mechanism forms a fourth-stage saline water separating structure of the whole saline water separating system, a water outlet pipe is arranged on the side wall of the feeding end of the mesh belt conveyor, the water outlet pipe is connected into the water return tank, and water separated from the mesh belt conveyor is discharged through the water outlet pipe.
The first-stage brine separation mechanism, the second-stage brine separation mechanism, the third-stage brine separation mechanism and the fourth-stage brine separation mechanism are arranged from top to bottom of the whole movable combined brine separation system.
The working principle of the movable combined brine separation system adopting the structure is as follows:
The salt water mixture of the salt conveying pipeline firstly enters a first-stage salt water separation mechanism, namely an arc screen, first salt water separation is carried out, separated salt enters a second-stage salt water separation mechanism, namely a drum screen, secondary filtration separation is carried out, the salt which is separated again is sent to a belt conveyor, and separated salt water is sent to a third-stage salt water separation mechanism, namely a precipitator for precipitation through a salt water pipeline; the powder salt and a small amount of salt water precipitated at the discharge port of the precipitator are sent to a mesh belt conveyor for salt water separation, and fourth-stage salt water separation is completed on the mesh belt conveyor; the separated powder salt is sent to a belt conveyor through a mesh belt conveyor; the water separated by the precipitator and the water separated by the mesh belt conveyor are discharged through a pipeline.
If common salt is separated, the salt output by the common salt belt conveyor is directly sent to a hopper for pulling away according to the quality requirement; if the industrial salt is separated, the separated salt is required to be sent to a centrifugal machine for dehydration and then sent to a hopper;
The technical salt is separated by a centrifugal machine and the salt water is required to be sent to a precipitator for powder salt recovery, and the further scheme is that a through hole is formed in the side wall of the direction of a recovery interface of the precipitator, a U-shaped water outlet pipe is connected in the through hole, and the U-shaped water outlet pipe is connected with a centrifugal machine water return pump; the brine separated by the centrifugal machine is sent to a precipitator for precipitation through a centrifugal machine water return pump and a U-shaped water outlet pipe; wherein, the effect of setting up U type outlet pipe is carried salt water, prevents the precipitator backward flow simultaneously.
Further, one end of the U-shaped water outlet pipe connected with the precipitator is connected with a cleaning valve, the cleaning valve is used for cleaning the precipitator, the cleaning valve is in a closed state during working, and the cleaning valve is opened for cleaning during working.
The invention has the beneficial effects that: the separation system can realize high-efficiency and multi-level brine separation, and simultaneously can realize the functions of movement and angle adjustment, thereby improving the working efficiency of the whole separation system.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the second stage brine separator of fig. 1 in an operating state (inclined drum screen).
FIG. 3 is a schematic view of the second stage brine separator of FIG. 1 in a transport configuration (trommel level).
Fig. 4 is a partial side view of fig. 1.
FIG. 5 is an exploded view of the second stage brine separator assembly.
Fig. 6 is a side view of fig. 5.
FIG. 7 is a schematic diagram of the assembly of a second stage brine separator configured trommel and a positioning bracket.
Fig. 8 is a side view of fig. 7.
FIG. 9 is a block diagram of a third stage brine separation mechanism settler.
Fig. 10 is a top view of fig. 9.
In the figure, 1, a walking chassis, 2, a first-stage salt-water separation mechanism, 3, a second-stage salt-water separation mechanism, 4, a third-stage salt-water separation mechanism, 5, a mesh belt conveyor, 6, a belt conveyor, 7, a backwater interface, 8, a slideway, 9, a pulley, 10, a connecting rod, 11, a hydraulic cylinder, 12, a branch overflow pipe, 13, a roller, 14, an upper cover, 15, a roller shaft, 16, a bearing seat, 17, a positioning bracket, 18, a containing hopper, 19, a water receiving tank, 20, a feed inlet, 21, a discharge port, 22, an overflow pipe, 23, a transmission shaft, 24, a cycloidal reducer, 25, a support beam, 26, a water outlet pipe, 27 and a backwater tank.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
A mobile combined brine separation system as shown in fig. 1-10, comprising: the system comprises a walking chassis 1, a brine conveying mechanism, a first-stage brine-water separation mechanism 2, a second-stage brine-water separation mechanism 3, a second-stage brine-water separation mechanism adjusting system and a third-stage brine-water separation mechanism 4; the upper end of the walking chassis 1 is connected with a brine conveying mechanism, and the brine conveying mechanism comprises: the belt conveyor 5 is connected with the feeding end of the belt conveyor 6, and the discharging end of the belt conveyor 6 extends out of the travelling chassis 1; a bracket is arranged above the brine conveying mechanism, a third-stage brine separating mechanism 4 is arranged on one side, close to the mesh belt conveyor 5, of the bracket, a second brine separating mechanism 3 is arranged on one side, close to the belt conveyor 6, of the bracket, and a first-stage brine separating mechanism 2 is further arranged at one end, far away from the belt conveyor 6, of the second-stage brine separating mechanism 3; a water return interface 7 is arranged at one end, far away from the mesh belt conveyor, of the third-stage salt water separation mechanism 4, and the water return interface 7 is connected into a salt pond channel through a connecting pipe;
the brine separation system further comprises: a power driving part, a hydraulic system and an electric system; the walking chassis 1 is driven to move by power, so that the whole salt water separation system is movable, and salt collection is more convenient;
The second-stage brine-water separation mechanism 3 is also provided with an adjusting system for adjusting the working angle between the second-stage brine-water separation mechanism 3 and the horizontal plane, so that the second-stage brine-water separation mechanism 3 can be lifted and lowered, and the working state and the transportation state of the brine-water separation system can be switched at the right time, thereby meeting the requirements of required working conditions;
The second-stage brine separator mechanism adjusting system comprises: the device comprises a slideway 8, a pulley 9 arranged at one end of the second-stage brine separation mechanism 3, a connecting rod 10 and a hydraulic cylinder 11; the bottom of the second-stage brine-water separation mechanism 3 is supported by a positioning bracket 17, pulleys 9 are respectively arranged at the same ends of two sides of the positioning bracket 17, a slope type slideway 8 is arranged above the bracket close to the direction of the belt conveyor 6, and the second-stage brine-water separation mechanism 3 slides on the slideway 8 through the pulleys 9 at the bottom of the second-stage brine-water separation mechanism; the two pulleys 9 are positioned at one end of the second-stage brine-water separation mechanism 3, the other end of the second-stage brine-water separation mechanism 3 is movably connected with the top end of the connecting rod 10 through a positioning bracket 17, the bottom end of the connecting rod 10 is fixedly connected with the upper end of the third-stage brine-water separation mechanism 4 through a hinge piece, one side, far away from the third-stage brine-water separation mechanism 4, of the top end of the connecting rod 10 is connected with the telescopic end of a telescopic rod of the hydraulic cylinder 11, and the tail end of the hydraulic cylinder 11 is connected with the third-stage brine-water separation mechanism 4 through a hinge piece;
Under the action of an adjusting system of the second-stage brine separation mechanism 3, the connecting rod 10 is driven to rotate by the expansion and contraction of the hydraulic cylinder 11, and strokes are generated in the front-back direction and the up-down direction, so that the second-stage brine separation mechanism 3 is lifted;
the lifting process of the second-stage brine separation mechanism 3 is applicable to the working state and the transportation state of the whole brine separation system; when the whole brine separation system works, the telescopic rod of the hydraulic cylinder 11 contracts to drive the connecting rod 10 to rotate clockwise, and when the rotation limit is reached, the connecting rod 10 is in a vertical state, so that the second-stage brine separation mechanism 3 is driven to slide to the top end on the slope type slideway 8 through the pulley 9 at the bottom of the positioning bracket 17, and the second-stage brine separation mechanism 3 is inclined upwards and backwards, and the inclination angle is kept to work;
in the working state, the inclination angle between the second-stage brine separator 3 and the horizontal plane is 15-20 degrees;
When the whole brine separation system works and is ready for transportation, the telescopic rod of the hydraulic cylinder 11 stretches out and drives the connecting rod 10 to rotate anticlockwise, and when the connecting rod 10 rotates to be in a horizontal state, the telescopic rod of the hydraulic cylinder 11 stretches out to the maximum limit and drives the second-stage brine separation mechanism 3 to slide to the bottom end at the top end of the slope type slideway 8 through the pulley 9 at the bottom of the positioning bracket 17, so that the second-stage brine separation mechanism 3 generates a moving track downwards and forwards until the second-stage brine separation mechanism 3 is in a horizontal state; and when the second-stage brine separation mechanism 3 is in a horizontal state, starting the whole brine separation system to carry out transportation work.
The net belt conveyor 5 and the belt conveyor 6 are obliquely arranged on the walking chassis 1;
the brackets are respectively fixedly supported on two sides of the saline conveying mechanism;
the first-stage brine-water separation mechanism 2 is an arc screen, an outlet of the arc screen is connected into the second-stage brine separation mechanism 3, and an inlet end of the arc screen is connected with an external salt conveying pipeline;
The second-stage brine separator 3 is of a rotary screen type structure;
the third stage salt-water separation mechanism 4 separates the salt water in a precipitation mode through a precipitator.
The rotary screen is communicated with the precipitator through a brine pipeline, and brine separated from the rotary screen is further precipitated and separated in the precipitator through the brine pipeline; the water return interface 7 at one end of the precipitator, which is far away from the arc screen, is connected to a salt pond channel through a connecting pipe, two branch overflow pipes 12 communicated with the precipitator are gathered together between the precipitator and the water return interface 7, the two branch overflow pipes 12 are gathered together and are connected to the water return interface 7 together, and the overflow pipes 12 are used for discharging precipitated water;
The second-stage brine separator 3 comprises: the device comprises a roller 13, an upper cover 14, a roller shaft 15, a bearing seat 16, a positioning bracket 17, a containing hopper 18, a water receiving tank 19, a feed inlet 20, a discharge outlet 21, an overflow pipe 22, a spray pipe and a power mechanism; the half part of the roller 13 is embedded in a receiving hopper 18 at the lower part of the positioning bracket 17, the rest half part of the roller 13 protrudes out of the positioning bracket 17, a semicircular upper cover 14 is arranged at the upper part of the roller part which is higher than the positioning bracket 17, and two sides of the upper cover 14 are respectively and fixedly arranged at two sides of the positioning bracket 17; a roller shaft 15 is arranged in the roller 13 in a penetrating way, and two ends of the roller shaft 15 are respectively connected with two ends of a positioning bracket 17 through bearing seats 16; the inner wall of the roller 13 is fixed with the outer diameter of the main shaft through a supporting beam 18; one end of the roller 13, which is close to the arc screen, is provided with a feed inlet 20, the other end of the roller is provided with a discharge outlet 21, the bottom of the receiving hopper 18, which is close to the discharge outlet 21, is provided with a water receiving tank 19, one side of the water receiving tank 19 is provided with an overflow pipe 22, the bottom of the water receiving tank 19 is provided with a water outlet, and the water outlet is used for being connected with a brine pipeline communicated with a precipitator of the third-stage brine-water separation mechanism 4;
An extension part is arranged at one end of the positioning bracket 17, which is close to the feeding hole 20, and a power mechanism is arranged on the positioning bracket 17 of the extension part and comprises: the transmission shaft 23 and the cycloid speed reducer 24, one end of the transmission shaft 23 is connected with the drum shaft 15, and the other end of the transmission shaft 23 is connected with the output end of the swinging speed reducer 24; the rotary power is output to the drum shaft 15 through the transmission shaft 23 under the action of the driving force of the speed reducer, so that the drum 13 rotates, and the brine in the drum 13 is separated;
One end of a brine pipeline at the bottom of the rotary screen is connected with a water outlet of a water receiving tank 19, and the other end of the brine pipeline is communicated with the lower part of the side wall of the precipitator; the brine separated by the rotary screen and the arc screen is sent to a precipitator through a brine pipeline to precipitate and recycle powder salt;
The supporting beams 25 are of a cross structure, and the end parts of the supporting beams 25 are propped against the inner wall of the roller 13, so that the rotation of the roller shaft 15 drives the rotation of the whole roller 13;
The drum screen is used as the second-stage brine separating mechanism 3 of the whole brine separating system, and has the advantages of simple structure, stable operation, no vibration, extremely low failure rate and good dehydration effect.
The first-stage salt-water separation mechanism 2 is an arc screen, is a primary separation mechanism of the whole salt-water separation system, and can filter salt with larger particle size through an arc screen.
In the third-stage salt-water separation mechanism 4, a water return interface 7 of the precipitator is positioned at the bottom of the side wall of the precipitator, two corresponding overflow pipe interfaces are arranged on the side wall of the precipitator connected with two overflow pipes 12, and the two overflow pipe interfaces are positioned at the upper part of the side wall of the precipitator; the two overflow pipe interfaces and the water return interface 7 at the bottom form a triangular connecting line;
The mesh belt conveyor 5 in the brine conveying mechanism forms a fourth-stage brine separating structure of the whole brine separating system, a water outlet pipe 26 is arranged on the side wall of the feeding end side of the mesh belt conveyor 5, the water outlet pipe 26 is connected into a water return tank 27, and water separated from the mesh belt conveyor 5 is discharged through the water outlet pipe.
The salt water mixture of the salt conveying pipeline firstly enters a first-stage salt water separation mechanism 2, namely an arc screen, first salt water separation is carried out, the separated salt enters a second-stage salt water separation mechanism 3, namely a drum screen again, secondary filtration separation is carried out, the salt which is separated again is sent to a belt conveyor 6, and the separated salt water is sent to a third-stage salt water separation mechanism 4 through a salt water pipeline, namely a precipitator for precipitation; the powder salt and a small amount of salt water precipitated at the discharge port of the precipitator are sent to the mesh belt conveyor 5 for salt water separation, and the fourth-stage salt water separation is completed on the mesh belt conveyor 5; the separated powder salt is sent to a belt conveyor 6 through a mesh belt conveyor 5; the water separated by the precipitator and the water separated by the mesh belt conveyor 5 are discharged through a pipeline.
The trommel in the mobile combined brine separation system of this embodiment is a drum rolled up from 316 stainless steel wedge strip screen. The gap of the stainless steel wedge-shaped strip screen is 0.75-0.85mm, the diameter is 1 meter, the length is 2.6 meters, and the inclination angle of the roller screen and the horizontal plane in the working state is 15-20 degrees (adjustable). The rotating speed is 15-35/min (adjustable). The spraying pressure is not lower than 8kg, and the spraying interval is 2 hours. The bearing of the rotary screen is not less than 500kg.
Based on the above-described embodiments of the present invention, all other embodiments that may be obtained by a person of ordinary skill in the art without making any inventive effort are within the scope of the present invention.
Claims (8)
1. A mobile combined brine separation system, comprising: the system comprises a walking chassis, a brine conveying mechanism, a first-stage brine-water separation mechanism, a second-stage brine-water separation mechanism and a third-stage brine-water separation mechanism, wherein the second-stage brine-water separation mechanism is also provided with an adjusting system; the upper end of the walking chassis is connected with a brine conveying mechanism, and the brine conveying mechanism comprises: the belt conveyor is connected with the feeding end of the belt conveyor, and the discharging end of the belt conveyor extends out of the travelling chassis;
A bracket is arranged above the brine conveying mechanism, a third-stage brine-water separating mechanism is arranged on one side, close to the mesh belt conveyor, of the bracket, a second-stage brine-water separating mechanism is arranged on one side, close to the belt conveyor, of the bracket, and a first-stage brine-water separating mechanism is further arranged at one end, far away from the belt conveyor, of the second-stage brine-water separating mechanism; a water return interface is arranged at one end of the third-stage brine separator far away from the mesh belt conveyor, and the water return interface is connected into a salt pond channel through a connecting pipe;
the second-stage brine separator mechanism adjusting system comprises: the pulley, the connecting rod and the hydraulic cylinder are arranged at one end of the second-stage brine separator; the bottom of the second-stage brine separating mechanism is supported by a positioning bracket, pulleys are respectively arranged at the same ends of two sides of the positioning bracket, a slope type slideway is arranged above the bracket close to the direction of the belt conveyor, and the second-stage brine separating mechanism slides on the slideway through the pulleys at the bottom of the second-stage brine separating mechanism; the two pulleys are positioned at one end of the second-stage salt-water separation mechanism, the other end of the second-stage salt-water separation mechanism is movably connected with the top end of the connecting rod through a positioning bracket, the bottom end of the connecting rod is fixedly connected with the upper end of the third-stage salt-water separation mechanism through a hinge piece, one side, far away from the third-stage salt-water separation mechanism, of the top end of the connecting rod is connected with the telescopic end of a telescopic rod of the hydraulic cylinder, and the tail end of the hydraulic cylinder is connected with the third-stage salt-water separation mechanism through a hinge piece;
The third-stage brine-water separation mechanism separates brine in a precipitation mode of a precipitator; and a through hole is formed in the side wall of the direction of the recovery interface of the precipitator, a U-shaped water outlet pipe is connected in the through hole, and the U-shaped water outlet pipe is connected with a centrifugal machine water return pump.
2. The brine separation system of claim 1, further comprising: a power driving part, a hydraulic system and an electric system; the walking chassis is driven to move by power.
3. The brine separation system of claim 1 wherein: when the whole brine separating system works, the telescopic rod of the hydraulic cylinder contracts to drive the connecting rod to rotate clockwise, and when the rotating limit is reached, the connecting rod is in a vertical state, so that the second-stage brine separating mechanism is driven to slide to the top end on the slope type slideway through the pulley at the bottom of the positioning bracket, and the second-stage brine separating mechanism is enabled to incline upwards and backwards, and the inclined angle is kept for working; when the whole brine separation system works and is ready for transportation, the telescopic rod of the hydraulic cylinder extends out and drives the connecting rod to rotate anticlockwise, and when the connecting rod rotates to be in a horizontal state, the telescopic rod of the hydraulic cylinder extends out to the maximum limit and drives the second-stage brine separation mechanism to slide to the bottom end at the top end of the slope-type slideway through the pulley at the bottom of the positioning bracket, so that the second-stage brine separation mechanism generates a moving track forwards and downwards until the second-stage brine separation mechanism is in a horizontal state; and when the second-stage brine separating mechanism is in a horizontal state, starting the whole brine separating system to carry out transportation work.
4. A brine separation system according to claim 3, wherein: in the working state, the inclination angle between the second stage of the salt-water separation mechanism and the horizontal plane is 15-20 degrees.
5. The brine separation system of claim 1 wherein: the first-stage salt-water separation mechanism is an arc-shaped sieve, an outlet of the arc-shaped sieve is connected into the second-stage salt-water separation mechanism, and an inlet end of the arc-shaped sieve is connected with an external salt conveying pipeline.
6. The brine separation system of claim 5 wherein: the second-stage salt-water separation mechanism is of a rotary screen type structure; the second-stage brine separator mechanism comprises: the device comprises a roller, an upper cover, a roller shaft, a bearing seat, a positioning bracket, cheng Jiedou, a water receiving tank, a feed inlet, a discharge outlet, an overflow pipe, a spray pipe and a power mechanism; the half part of the roller is embedded in the receiving hopper at the lower part of the positioning bracket, the rest half part of the roller protrudes out of the positioning bracket, a semicircular upper cover is arranged at the upper part of the roller part which is higher than the upper part of the positioning bracket, and two sides of the upper cover are respectively fixedly arranged at two sides of the positioning bracket; a roller shaft is arranged in the roller in a penetrating way, and two ends of the roller shaft are respectively connected with two ends of the positioning bracket through bearing seats; the inner wall of the roller is fixed with the outer diameter of the main shaft through a supporting beam; the device comprises a rotary drum, a third-stage salt-water separation mechanism, a storage hopper, a water receiving tank, a water outlet, a storage hopper, a water inlet and a water outlet, wherein the storage hopper is arranged at one end of the rotary drum, which is close to the rotary drum, the storage hopper is arranged at the other end of the rotary drum, the water receiving tank is arranged at the bottom of the storage hopper, which is close to the storage hopper, the overflow pipe is arranged at one side of the water receiving tank, the water outlet is arranged at the bottom of the water receiving tank, and the water outlet is used for being connected with a salt-water pipeline communicated with a precipitator of the third-stage salt-water separation mechanism; the locating support is close to the one end setting extension of feed inlet, sets up power unit on the locating support of extension, power unit include: the driving shaft and the cycloid speed reducer are connected with the roller shaft at one end, and the other end of the driving shaft is connected with the output end of the swinging speed reducer; under the action of the driving force of the speed reducer, the rotary power is output to the drum shaft through the transmission shaft, so that the drum rotates, and the brine in the drum is separated.
7. The brine separation system of claim 6 wherein: the roller is formed by rolling a 316 stainless steel wedge-shaped strip screen.
8. A separation method in a brine separation system according to any one of claims 1-7, wherein: the salt water mixture of the salt conveying pipeline firstly enters a first-stage salt water separation mechanism, namely an arc screen, first salt water separation is carried out, separated salt enters a second-stage salt water separation mechanism, namely a drum screen, secondary filtration separation is carried out, the salt which is separated again is sent to a belt conveyor, and separated salt water is sent to a third-stage salt water separation mechanism, namely a precipitator for precipitation through a salt water pipeline; the powder salt and a small amount of salt water precipitated at the discharge port of the precipitator are sent to a mesh belt conveyor for salt water separation, and fourth-stage salt water separation is completed on the mesh belt conveyor; the separated powder salt is sent to a belt conveyor through a mesh belt conveyor; the water separated by the precipitator and the water separated by the mesh belt conveyor are discharged through a pipeline.
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