阅读说明：本技术 一种具有清洗和烘干功能的砂水分离器 (Sand-water separator with cleaning and drying functions ) 是由 王小娟 于 2019-11-18 设计创作，主要内容包括：本发明涉及一种具有清洗和烘干功能的砂水分离器,包括进料管、排水管、筒体、支架、出砂管、螺旋叶和第一电机,所述烘干机构包括通风箱、转轴、加热器和若干扇叶,所述清洗机构包括水箱、清洗管、高压泵和出水管,该具有清洗和烘干功能的砂水分离器,通过清洗机构将分离出来的水净化后用于对砂水分离器的内部进行清洗,节约了水资源,不仅如此,通过烘干机构在排砂的同时对砂水分离器的内部进行烘干,防止内部零件生锈,提高了实用性。(The invention relates to a sand-water separator with cleaning and drying functions, which comprises a feeding pipe, a drain pipe, a barrel, a support, a sand outlet pipe, a spiral blade and a first motor, wherein a drying mechanism comprises a ventilation box, a rotating shaft, a heater and a plurality of fan blades, and comprises a water tank, a cleaning pipe, a high-pressure pump and a water outlet pipe.)

1. The sand-water separator with the cleaning and drying functions comprises an inlet pipe (1), a drain pipe (2), a barrel body (3), a support (4), a sand outlet pipe (5), a spiral blade (6) and a first motor (7), wherein the barrel body (3) is fixed above the support (4), the barrel body (3) is obliquely arranged, the drain pipe (2) is communicated with the lower end of the barrel body (3), the inlet pipe (1) is communicated with the upper part of one end, close to the drain pipe (2), of the barrel body (3), the sand outlet pipe (5) is communicated with the lower part of the other end of the barrel body (3), the spiral blade (6) is hermetically connected with the inner wall of the barrel body (3), the first motor (7) is positioned at one end, close to the sand outlet pipe (5), of the barrel body (3), and is provided with a drying mechanism at one end, close to the sand outlet pipe (5), a cleaning mechanism is arranged at one end of the drain pipe (2) far away from the barrel (3), a processor (8) is arranged on the support (4), a PLC is arranged in the processor (8), and the first motor (7) is electrically connected with the PLC;

the drying mechanism comprises a ventilation box (9), a rotating shaft (10), a heater (11) and a plurality of fan blades (12), wherein the ventilation box (9) is fixed on one end, close to a first motor (7), of the barrel (3), the first motor (7) is fixed on the inner wall of one side, far away from the barrel (3), of the ventilation box (9), the first motor (7) is in transmission connection with the spiral blades (6) through the rotating shaft (10), the fan blades (12) are circumferentially and uniformly distributed on the periphery of the rotating shaft (10), a plurality of ventilation openings are formed in the connection positions of the ventilation box (9) and the barrel (3), air inlet valves are arranged in the ventilation openings, air holes are formed in the ventilation box (9), the heater (11) is fixed on the inner wall of one side, close to the ventilation openings, of the ventilation box (9), and the air inlet valves and the heater (11) are electrically connected with a PLC;

the cleaning mechanism comprises a water tank (13), a cleaning pipe (14), a high-pressure pump (15) and a water outlet pipe (16), wherein one side of the water tank (13) is communicated with a water discharge pipe (2), the water outlet pipe (16) is communicated with the other side of the water tank (13), the high-pressure pump (15) is fixed on the water tank (13), one end of the cleaning pipe (14) is arranged at the bottom in the water tank (13), the high-pressure pump (15) is communicated with the upper portion of one end, close to a sand discharge pipe (5), of the barrel (3) through the cleaning pipe (14), a water inlet valve is arranged at the communication position of the cleaning pipe (14) and the barrel (3), and the high-pressure pump (15) and the water inlet valve are both electrically connected with the PLC.

2. The sand-water separator with washing and drying functions as claimed in claim 1, wherein the water tank (13) is provided with an opening and a tank cover (17), and the tank cover (17) is covered on the opening.

3. The sand-water separator with washing and drying functions as claimed in claim 1, wherein a liquid level sensor (18) is arranged at the top inside the water tank (13), and the liquid level sensor (18) is electrically connected with a PLC.

4. The sand-water separator with washing and drying functions as claimed in claim 1, wherein a filter screen (19) is provided at the joint of the drain pipe (2) and the drum (3).

5. The sand-water separator with washing and drying function as claimed in claim 1, wherein a filter membrane (20) is provided on one end of the washing pipe (14) located in the water tank (13).

6. The sand-water separator with washing and drying function as claimed in claim 1, characterized in that the first motor (7) is a dc servo motor.

7. The sand-water separator with washing and drying functions as claimed in claim 1, wherein a throwing device is arranged above one side of the water tank (13) close to the water outlet pipe (16), the throwing device comprises a storage box (21), a cylinder (22), a pressure plate (23) and a spray head (24), the storage box (21) is fixed on the water tank (13), the spray head (24) is arranged in the water tank (13), the spray head (24) is communicated with the lower part of one side of the storage box (21) close to the water tank (13), a one-way valve is arranged at the joint of the spray head (24) and the storage box (21), the cylinder body of the cylinder (22) is fixed above the storage box (21), the air rod of the cylinder (22) penetrates through the top of the storage box (21) to be fixedly connected with the pressure plate (23), and the periphery of the pressure plate (23) is hermetically connected with the inner wall of the storage box (21), and the air cylinder (22) and the one-way valve are electrically connected with the PLC.

8. The sand-water separator with washing and drying functions as claimed in claim 7, wherein the upper part of the side of the storage box (21) far away from the spray head (24) is provided with an adding port, and the adding port is internally provided with a sealing cover (25).

9. The sand-water separator with the cleaning and drying functions as claimed in claim 1, wherein a stirring device is arranged in the water tank (13), the stirring device comprises a second motor (26), a rotating rod (27), a bearing (28) and a plurality of blades (29), the second motor (26) is fixed at the top of the water tank (13), the second motor (26) is in transmission connection with one end of the rotating rod (27), the outer ring of the bearing (28) is fixed at the bottom of the water tank (13), the other end of the rotating rod (27) is fixedly connected with the inner ring of the bearing (28), the blades (29) are circumferentially and uniformly distributed on the periphery of the rotating rod (27), the blades (29) are hinged to the rotating rod (27), and the second motor (26) is electrically connected with the PLC.

10. The sand-water separator with washing and drying functions as claimed in claim 9, wherein the rotating rod (27) is provided with an anti-corrosion zinc coating.

Technical Field

The invention relates to the field of sewage treatment equipment, in particular to a sand-water separator with cleaning and drying functions.

Background

In municipal sewage treatment or industrial wastewater treatment, a grit chamber is often used to separate solids such as silt from water. The sand-water separator is a matched device of a sand removing system of the grit chamber and is used for carrying out sand-water separation on sand-water mixed liquid discharged from the grit chamber.

After current sand water separator used up, the water of separating often can be directly discharged, and sand water separator inside can remain some fine sand and dust, the water of will using again during the clearance, consequently can the water waste resource, moreover, even separate the back to the sand water, still can contain moisture in the sand, current sand water separator is at the sand in-process, moisture can remain on the spare part in the sand water separator, cause the corrosion, the maintenance cost has been increased, the practicality has been reduced.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the sand-water separator with the cleaning and drying functions is provided.

The technical scheme adopted by the invention for solving the technical problems is as follows: a sand-water separator with cleaning and drying functions comprises an inlet pipe, a drain pipe, a barrel, a support, a sand outlet pipe, a spiral blade and a first motor, wherein the barrel is fixed above the support, the barrel is obliquely arranged, the drain pipe is communicated with the lower end of the barrel, the inlet pipe is communicated with the upper part of one end, close to the drain pipe, of the barrel, the sand outlet pipe is communicated with the lower part of the other end of the barrel, the spiral blade is hermetically connected with the inner wall of the barrel, and the first motor is positioned at one end, close to the sand outlet pipe, of the barrel;

the drying mechanism comprises a ventilation box, a rotating shaft, a heater and a plurality of fan blades, the ventilation box is fixed on one end, close to the first motor, of the barrel, the first motor is fixed on the inner wall of one side, far away from the barrel, of the ventilation box, the first motor is in transmission connection with the spiral blades through the rotating shaft, the fan blades are evenly distributed on the periphery of the rotating shaft in the circumferential direction, a plurality of ventilation openings are formed in the connection positions of the ventilation box and the barrel, air inlet valves are arranged in the ventilation openings, air holes are formed in the ventilation box, the heater is fixed on the inner wall of one side, close to the ventilation openings, of the ventilation box, and the air inlet valves;

the cleaning mechanism comprises a water tank, a cleaning pipe, a high-pressure pump and a water outlet pipe, wherein one side of the water tank is communicated with a water discharge pipe, the water outlet pipe is communicated with the other side of the water tank, the high-pressure pump is fixed on the water tank, one end of the cleaning pipe is arranged at the bottom in the water tank, the high-pressure pump is communicated with the upper part of one end, close to the sand outlet pipe, of the barrel through the cleaning pipe, a water inlet valve is arranged at the communication part of the cleaning pipe and the barrel, and the high-pressure pump and the water inlet valve are.

Preferably, the water tank is provided with an opening and a tank cover for adding water to the water tank, and the tank cover is arranged on the opening.

Preferably, in order to detect the water amount in the water tank, a liquid level sensor is arranged at the top in the water tank and is electrically connected with the PLC.

Preferably, in order to prevent sand and stone from entering the water tank, a filter screen is arranged at the joint of the drain pipe and the barrel.

Preferably, a filter membrane is disposed at one end of the cleaning pipe located in the water tank for filtering water in the water tank.

Preferably, the first motor is a dc servo motor in order to increase the driving force of the first motor.

Preferably, in order to put the flocculating agent into the water, the top of the one side that is close to the outlet pipe of water tank is equipped with puts in the device, put in the device and include storage box, cylinder, clamp plate and shower nozzle, the storage box is fixed on the water tank, the shower nozzle sets up in the water tank, the shower nozzle communicates with the lower part of the one side that is close to the water tank of storage box, the shower nozzle with the junction of storage box be equipped with the check valve, the cylinder body of cylinder is fixed in the top of storage box, the gas pole of cylinder passes the top and the clamp plate fixed connection of storage box, the periphery of clamp plate and the inner wall sealing connection of storage box, cylinder and check valve all are connected with the PLC electricity.

Preferably, in order to add the flocculating agent into the storage box, an adding opening is formed in the upper portion of one side, away from the spray head, of the storage box, and a sealing cover is arranged in the adding opening.

As preferred, for the convenience of making flocculating agent and water mix, be equipped with agitating unit in the water tank, agitating unit includes second motor, dwang, bearing and a plurality of paddle, the top in the water tank is fixed to the second motor, the second motor is connected with the one end transmission of dwang, the bottom in the water tank is fixed to the outer lane of bearing, the other end of dwang and the inner circle fixed connection of bearing, paddle circumference evenly distributed is in the periphery of dwang, the paddle is articulated with the dwang, the second motor is connected with the PLC electricity.

Preferably, in order to prevent the rotating rod from rusting, the rotating rod is provided with an anti-corrosion zinc coating.

The sand-water separator with the cleaning and drying functions has the advantages that the cleaning mechanism is used for cleaning the interior of the sand-water separator after the separated water is purified, compared with the existing cleaning mechanism, the cleaning mechanism saves water resources, is more environment-friendly, and is not only environment-friendly, but also capable of drying the interior of the sand-water separator while discharging sand through the drying mechanism, so that internal parts are prevented from rusting.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural diagram of a sand-water separator with washing and drying functions according to the present invention;

FIG. 2 is a schematic structural diagram of a drying mechanism of the sand-water separator with cleaning and drying functions of the invention;

FIG. 3 is a schematic structural diagram of a cleaning mechanism of the sand-water separator with cleaning and drying functions, provided by the invention;

FIG. 4 is a schematic structural diagram of a throwing device of the sand-water separator with cleaning and drying functions, which is disclosed by the invention;

in the figure: 1. the device comprises a feeding pipe, a drain pipe, a barrel, a bracket, a sand outlet pipe, a spiral blade, a first motor, a processor, a ventilation box, a rotating shaft, a heater, a fan blade, a water tank, a cleaning pipe, a high-pressure pump, a water outlet pipe, a tank cover, a liquid level sensor, a filter screen, a filter membrane, a storage box, a cylinder, a pressure plate, a spray head, a sealing cover, a second motor, a rotating rod, a bearing, a blade and a rotating rod, wherein the feeding pipe, the drain pipe, the barrel, the bracket, the sand outlet pipe, the spiral blade, the first motor, the.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

As shown in fig. 1, a sand-water separator with cleaning and drying functions comprises an inlet pipe 1, a drain pipe 2, a barrel 3, a support 4, a sand outlet pipe 5, a spiral blade 6 and a first motor 7, wherein the barrel 3 is fixed above the support 4, the barrel 3 is obliquely arranged, the drain pipe 2 is communicated with the lower end of the barrel 3, the inlet pipe 1 is communicated with the upper part of the end of the barrel 3 close to the drain pipe 2, the sand outlet pipe 5 is communicated with the lower part of the other end of the barrel 3, the spiral blade 6 is hermetically connected with the inner wall of the barrel 3, the first motor 7 is positioned at the end of the barrel 3 close to the sand outlet pipe 5, the sand outlet pipe 3 is provided with a drying mechanism at one end close to the sand outlet pipe 5, the end of the drain pipe 2 far away from the barrel 3 is provided with a cleaning mechanism, the support 4 is provided with a processor 8, the processor 8 is internally provided with a PLC, the first motor 7 is electrically connected with the PLC;

a PLC, i.e., a programmable logic controller, which employs a programmable memory for storing therein a program, executing instructions for user-oriented operations such as logic operation, sequence control, timing, counting, and arithmetic operation, and controlling various types of machines or production processes through digital or analog input/output, is essentially a computer dedicated for industrial control, has a hardware structure substantially the same as that of a microcomputer, and is generally used for data processing and instruction reception and output for realizing central control.

In fact, inlet pipe 1 is connected with the bottom of grit chamber, the user passes through controller starting equipment, sand-containing sewage in the grit chamber enters into barrel 3 from inlet pipe 1 in, the first motor 7 drive spiral leaf 6 of PLC control rotates, water is conveyed in the wiper mechanism through drain pipe 2, sand is conveyed the one end that is close to sand outlet pipe 5 of barrel 3 by spiral leaf 6, then sand is discharged, the sand discharge is accomplished the back and is washd 3 insides of barrel by wiper mechanism again, carry hot-blast in to barrel 3 by drying mechanism again, make the moisture evaporation.

As shown in fig. 2, the drying mechanism includes a ventilation box 9, a rotating shaft 10, a heater 11 and a plurality of fan blades 12, the ventilation box 9 is fixed on one end of the barrel 3 close to the first motor 7, the first motor 7 is fixed on the inner wall of the ventilation box 9 far away from the barrel 3, the first motor 7 is in transmission connection with the spiral blade 6 through the rotating shaft 10, the fan blades 12 are circumferentially and uniformly distributed on the periphery of the rotating shaft 10, a plurality of ventilation openings are arranged at the joint of the ventilation box 9 and the barrel 3, an air inlet valve is arranged in each ventilation opening, an air hole is arranged on the ventilation box 9, the heater 11 is fixed on the inner wall of the ventilation box 9 close to one side of each ventilation opening, and the air inlet valve and the heater 11 are both electrically connected with the;

at the sand discharge in-process, the first motor 7 drive pivot 10 of PLC control is rotatory, it rotates to drive spiral leaf 6, thereby convey the sand in barrel 3 in the sand outlet pipe 5, realize the function of sand discharge, then, wiper mechanism washs in the barrel 3, then, PLC control heater 11 and admission valve are opened, the first motor 7 of PLC control rotates once more, flabellum 12 rotates along with pivot 10, the air enters into ventilation box 9 in the gas pocket, the rethread admission valve enters into in the barrel 3 after being heated, steam is dried with the moisture in the barrel 3, some remaining fine sand are discharged to spiral leaf 6.

As shown in fig. 3, the cleaning mechanism includes a water tank 13, a cleaning pipe 14, a high-pressure pump 15 and a water outlet pipe 16, one side of the water tank 13 is communicated with the water outlet pipe 2, the water outlet pipe 16 is communicated with the other side of the water tank 13, the high-pressure pump 15 is fixed on the water tank 13, one end of the cleaning pipe 14 is arranged at the bottom inside the water tank 13, the high-pressure pump 15 is communicated with the upper part of one end of the barrel 3 close to the sand outlet pipe 5 through the cleaning pipe 14, a water inlet valve is arranged at the communication part of the cleaning pipe 14 and the barrel 3, and both the high-pressure pump 15 and the water inlet valve are.

Water enters the water tank 13 from the water discharge pipe 2, the PLC controls the high-pressure pump 15 to pump water in the water tank 13, the water enters the barrel 3 through the cleaning pipe 14, residual dirt and fine sand in the barrel 3 are washed away, and the drying mechanism is used for drying the barrel 3 and discharging the residual fine sand.

Preferably, the water tank 13 is provided with an opening and a cover 17 for adding water to the water tank 13, and the cover 17 is provided on the opening.

Preferably, a liquid level sensor 18 is disposed at the top of the water tank 13 for detecting the amount of water in the water tank 13, and the liquid level sensor 18 is electrically connected to the PLC.

Level sensor 18 detects the water level height in water tank 13 to send signal for PLC, when the liquid level height is close to the height of the bottom in water tank 13, PLC shows relevant information on treater 8, reminds the user to wash barrel 3 and adds water to in water tank 13 before, and the user sees the suggestion back, opens case lid 17, adds water to in water tank 13, then restarts wiper mechanism.

Preferably, a filter screen 19 is provided at the connection part of the drain pipe 2 and the cylinder 3 in order to prevent sand from entering the water tank 13.

The filter screen 19 can separate sand and water, the water passes through the filter screen 19 and then enters the water tank 13 through the water discharge pipe 2, and the sand is conveyed into and out of the sand pipe 5 by the spiral blade 6 and then is discharged.

Preferably, a filter membrane 20 is provided at one end of the cleaning pipe 14 located in the water tank 13 in order to filter the water in the water tank 13.

The filter membrane 20 prevents some fine sand, dust, etc. from entering the purge pipe 14, prevents the purge pipe 14 from being clogged, and enhances the cleaning effect.

Preferably, the first motor 7 is a dc servo motor in order to increase the driving force of the first motor 7.

As shown in fig. 4, a throwing device is arranged above one side of the water tank 13 close to the water outlet pipe 16, the throwing device includes a storage box 21, a cylinder 22, a pressing plate 23 and a spray head 24, the storage box 21 is fixed on the water tank 13, the spray head 24 is arranged in the water tank 13, the spray head 24 is communicated with the lower portion of one side of the storage box 21 close to the water tank 13, a one-way valve is arranged at a connection position of the spray head 24 and the storage box 21, a cylinder body of the cylinder 22 is fixed above the storage box 21, an air rod of the cylinder 22 penetrates through the top of the storage box 21 and is fixedly connected with the pressing plate 23, the periphery of the pressing plate 23 is hermetically connected with the inner wall of the storage box 21, and the cylinder 22 and the one-way valve.

In fact, the flocculating agent is placed in the storage box 21, the PLC control one-way valve is opened, the air rod of the PLC control air cylinder 22 moves downwards to drive the pressing plate 23 to move downwards, the air in the storage box 21 is compressed to enable the flocculating agent to be extruded into the spray head 24, then the flocculating agent is sprayed into the water tank 13, and the flocculating agent is combined with some harmful substances and dirt in the sewage to be precipitated, so that the water body is purified.

Preferably, in order to facilitate the addition of the flocculating agent into the storage case 21, an addition port is arranged at the upper part of the storage case 21 on the side far away from the spray head 24, and a sealing cover 25 is arranged in the addition port.

When the flocculant in the storage box 21 is used up, the user can open the sealing cover 25 to replenish the flocculant from the addition port.

As preferred, in order to make flocculating agent and water mix for the convenience, be equipped with agitating unit in the water tank 13, agitating unit includes second motor 26, dwang 27, bearing 28 and a plurality of paddle 29, second motor 26 fixes the top in water tank 13, second motor 26 is connected with the one end transmission of dwang 27, the bottom in water tank 13 is fixed to the outer lane of bearing 28, the other end of dwang 27 and the inner circle fixed connection of bearing 28, 29 circumference evenly distributed of paddle are in the periphery of dwang 27, paddle 29 is articulated with dwang 27, second motor 26 is connected with the PLC electricity.

After the flocculating agent is put in to the putting device, PLC control second motor 26 drive dwang 27 rotates, drives paddle 29 and rotates to stir water, the flocculating agent of being convenient for and water intensive mixing improve purifying effect.

Preferably, the rotation lever 27 is provided with an anti-corrosion zinc coating layer in order to prevent the rotation lever 27 from rusting.

The user passes through controller starting equipment, sand-containing sewage in the grit chamber enters into barrel 3 from inlet pipe 1, the first motor 7 of PLC control drives spiral leaf 6 and rotates, water flows to in the water tank 13 through drain pipe 2, sand is conveyed by spiral leaf 6 and is passed in and out sand pipe 5, then sand is discharged, the back of sand discharging finishes, the water in water tank 13 is extracted to PLC control high-pressure pump 15, water enters into barrel 3 through scavenge pipe 14, wash remaining filth and fine sand in barrel 3, PLC control heater 11 and admission valve are opened, the first motor 7 of PLC control rotates once more, flabellum 12 rotates along with pivot 10, the air enters into ventilation box 9 in the gas pocket, the rethread admission valve enters into barrel 3 after being heated, steam dries the moisture in barrel 3, some remaining fine sand are discharged to spiral leaf 6.

Compared with the prior art, this sand water separator with wash and stoving function, the inside that is used for washing sand water separator after the aqueous cleaning that will separate out through wiper mechanism, compare with current wiper mechanism, this wiper mechanism has practiced thrift the water resource, environmental protection more, moreover, dry the inside of sand water separator through stoving mechanism when arranging the sand, prevent that the internals from getting rusty, compare with current stoving mechanism, this stoving mechanism design benefit, the maintenance cost is reduced, and the practicality is improved.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.