CN111672194B - Backwashing device for water plant - Google Patents
Backwashing device for water plant Download PDFInfo
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- CN111672194B CN111672194B CN202010521285.9A CN202010521285A CN111672194B CN 111672194 B CN111672194 B CN 111672194B CN 202010521285 A CN202010521285 A CN 202010521285A CN 111672194 B CN111672194 B CN 111672194B
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- water collecting
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 331
- 238000011001 backwashing Methods 0.000 title claims abstract description 20
- 238000001914 filtration Methods 0.000 claims abstract description 67
- 239000004576 sand Substances 0.000 claims abstract description 41
- 238000009434 installation Methods 0.000 claims abstract description 23
- 230000008595 infiltration Effects 0.000 claims description 18
- 238000001764 infiltration Methods 0.000 claims description 18
- 239000010865 sewage Substances 0.000 claims description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 11
- 239000012535 impurity Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 239000003381 stabilizer Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000035622 drinking Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- 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
- B01D36/02—Combinations of filters of different kinds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/16—Cleaning-out devices, e.g. for removing the cake from the filter casing or for evacuating the last remnants of liquid
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a backwashing device for a water plant, which comprises an outer box, a water filtering device and a water placing plate, wherein a water inlet is arranged at the top end of the outer box, an installation rod is arranged in the middle of the outer box, a rotating motor is arranged at one end of the outer box, one end of the installation rod is rotatably connected with the inner wall of one side of the outer box, the other end of the installation rod is fixedly connected with a rotating rod of the rotating motor, and the rotating motor rotates in a reciprocating manner. The filter sand is fully cleaned.
Description
Technical Field
The invention relates to the field of water purification of water plants, in particular to a backwashing device for a water plant.
Background
The backwashing is also called as filter washing, and aims to remove impurities trapped in a filter material layer and recover the filtering capacity of the filter in a short time, the existing backwashing has low capacity of stripping suspended matters deposited on the surface of the filter material and cannot enable the suspended matters to quickly overflow, the efficiency and the purification effect of water purification of a water plant can be influenced, the industrial water which is not purified is possibly influenced to industrial production, and the domestic water which is not purified can cause diseases after drinking and is not beneficial to the health.
Therefore, the backwashing device for the water plant is provided.
Disclosure of Invention
The invention mainly aims to provide a backwashing device for a water plant, which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a backwash device for water works, includes outer container (1), water filtering device (17) and puts water board (16), water inlet (2) are installed on the top of outer container (1), the mid-mounting of outer container (1) has installation pole (3), rotation motor (4) are installed to the one end of outer container (1), the one end of installation pole (3) and the one side inner wall of outer container (1) rotate to be connected, the other end of installation pole (3) and the dwang fixed connection who rotates motor (4), it is reciprocal rotation to rotate motor (4), installation pole (3) surface mounting has a plurality of water filtering device (17), the bottom of outer container (1) still is equipped with puts water board (16).
Further, water filtering device (17) include filter screen (25), filter sand (26) and sponge (27), filter screen (25) are installed on water filtering device (17) surface and are cylindrical, and two sections of water filtering device (17) are sealed by filter screen (25), water filtering device's (17) bottom is equipped with filter sand (26), the size of filter screen (25) will be less than the size of filter sand (26), sponge (27) are installed on the inside top of water filtering device (17), arch notch (30) have been seted up to the bottom of sponge (27), fixture block (28) are installed to the bottom of sponge (27).
Furthermore, a water collecting plate (14) is installed at the top end inside the outer box (1), the water collecting plate (14) is communicated with the water inlet (2), a plurality of water dividing openings (13) are installed at the bottom end of the water collecting plate (14), and the positions of the water dividing openings (13) correspond to the positions of the water filtering devices (17).
Furthermore, an inclined plate (5) is arranged at the bottom end inside the outer box (1), a sewage outlet (39) is arranged at one side of the bottom end of the outer box (1), a valve is arranged in the sewage draining outlet (39), a flow guide pipe (11) is arranged on one side of the top of the inclined plate (5), a pressure sensor (19) is arranged on one side of the bottom of the inclined plate (5), the pressure sensor (19) is electrically connected with a valve in the sewage draining port, the drain outlet (39) corresponds to one side of the bottom of the sloping plate (5), the other end of the draft tube (11) is connected with one side of the connecting tube (7), a first water valve (12) is arranged on one side of the draft tube (11), a switching block (10) is arranged in the middle of the draft tube (11), the front surface of the adapter block (10) is connected with a water outlet pipe (8), and the surface of the water outlet pipe (8) is provided with a gate valve.
Further, stabilizer blade (6) are installed to four corners of outer container (1) bottom, connecting pipe (7) are installed to the bottom of outer container (1), the inside cover of connecting pipe (7) is established and is installed collection tuber pipe (21), fan (9) are installed to one side of collection tuber pipe (21), second water valve (24) are installed at the top of collection tuber pipe (21), catchment pipe (22) are installed on the top of connecting pipe (7), water pump (23) are installed to the junction of connecting pipe (7) and catchment pipe (22), the top of catchment pipe (22) and the middle part fixed connection of putting water board (16) bottom, air duct (20) are installed respectively to the both sides of catchment pipe (22), air duct (20) are the hose.
Furthermore, a connecting port (15) is formed in the surface of the mounting rod (3), the connecting port (15) is formed between any two water filtering devices (17), the other end of the air guide pipe (20) is communicated with the connecting port (15), a groove (29) is formed in the surface of the mounting rod (3), the position of the groove (29) corresponds to the position of the clamping block (28), and the size of the groove (29) is the same as that of the clamping block (28).
Furthermore, the inside of putting water board (16) is installed and is divided water board (31), put the surface of water board (16) and seted up infiltration mouth (33), put the inside top of water board (16) and install infiltration board (18), the position of infiltration board (18) and the position of infiltration mouth (33) are corresponding, infiltration board (18) and divide water board (31) between install connection chamber (32).
Further, return port (34) have still been seted up on the surface of connecting chamber (32), catchment pipe (22) and back flow (35) are installed respectively to the bottom of connecting chamber (32), the position of catchment pipe (22) and the position of infiltration mouth (33) are corresponding, the position of back flow (35) and the position of return port (34) are corresponding, the top of back flow (35) and the top of catchment pipe (22) communicate with each other, be connected with third water valve (36) between back flow (35) and catchment pipe (22), turbidimeter (37) are installed to one side of third water valve (36), fourth water valve (38) are installed to the bottom of back flow (35), turbidimeter (37) and fourth water valve (38) electric connection, the bottom of back flow (35) and the outside intercommunication of outer container (1).
Compared with the prior art, the invention has the following beneficial effects:
1. the filter screen and the filter sand can be preliminarily cleaned through the arranged water placing plate, the preliminary cleaning effect is realized, the space utilization rate of the device can be reduced by arranging the air collecting pipe in the connecting pipe, when the water pump pumps the water which flows out through the water collecting pipe into the water distributing plate in the water placing plate, when the water is filled in the water distributing plate, the water pump is controlled to reduce the water pumping force to ensure that the water is maintained on the surface of the water seepage plate, the turbidity of the water can be detected and controlled through the arranged water seepage port, the backflow port and the turbidimeter to avoid the waste of water resources, when the water filtering device is cleaned by the water seepage plate, the water seepage port on the surface of the water seepage plate flows into the backflow port, when the water flows out from the backflow pipe, the water of the backflow pipe can be subjected to turbidity test through the turbidimeter, when the turbidity of the backflow water is higher, the turbidimeter can control the fourth water valve to be opened to discharge the backflow water, when the turbidity of the backflow water is lower, the turbidimeter controls the third water valve to be opened, so that the backflow water is continuously added into the water collecting pipe;
2. the suspended matters on the surface of the sand filter can be blown off by injecting wind through the fan, the air guide pipe and the groove, the switch of the fan is turned on, the fan sucks the wind into the wind collecting pipe, the second water valve is turned on, the wind is sucked into the air guide pipe by the wind collecting pipe, the wind of the air guide pipe is blown out of the groove, and the filter screen and attachments on the surface of the sand filter are blown away;
3. through the dwang that is equipped with and rotate the motor and can make the filter sand carry out abundant rocking in water filtering device, make the filter sand receive abundant washing, water filtering device and fixture block and the recess that are equipped with can make the filter sand not make rivers go into to the air duct at abluent in-process, carry out the water injection to the water inlet, the water of pouring into this moment makes the sponge inflation through water filtering device's surface after the outflow of branch water mouth, when the sponge inflation is to a certain extent, the fixture block of sponge bottom blocks the recess downwards, make water can not get into the air duct from the recess, open and rotate the motor switch, the rotation motor carries out reciprocating rotation, thereby it removes to drive the filter sand, when the sponge rotates downwards, can break away the filter sand, make the impurity outflow that is mingled with in the filter sand.
Drawings
Fig. 1 is a schematic view of the overall structure of a backwashing device for a water plant of the present invention.
Fig. 2 is a schematic view of the internal structure of a backwashing device for a water plant of the present invention.
Fig. 3 is a schematic structural diagram of a water filtering device of the backwashing device for the water plant of the invention.
Fig. 4 is a schematic structural diagram of a sponge of the backwashing device for the water plant of the invention.
Fig. 5 is a side view of a water filtering device of the backwashing device for the water plant of the invention.
FIG. 6 is a schematic structural diagram of a water containing plate of the backwash device for a water plant according to the present invention.
FIG. 7 is a schematic side view of the back washing device for water works according to the present invention.
In the figure: 1. an outer box; 2. a water inlet; 3. mounting a rod; 4. rotating the motor; 5. a sloping plate; 6. a support leg; 7. a connecting pipe; 8. a water outlet pipe; 9. a fan; 10. a transfer block; 11. a flow guide pipe; 12. a first water valve; 13. a water diversion port; 14. a water catchment plate; 15. a connecting port; 16. a water containing plate; 17. a water filtering device; 18. a water seepage plate; 19. a pressure sensor; 20. an air duct; 21. an air collecting pipe; 22. a water collecting pipe; 23. a water pump; 24. a second water valve; 25. filtering with a screen; 26. filtering sand; 27. a sponge; 28. a clamping block; 29. a groove; 30. an arcuate recess; 31. a water diversion plate; 32. a connecting cavity; 33. a water seepage port; 34. a return port; 35. a return pipe; 36. a third water valve; 37. a turbidimeter; 38. a fourth water valve; 39. a sewage draining outlet.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Example 1
As shown in fig. 1-7, a backwashing device for water works comprises an outer box (1), a water filtering device (17) and a water placing plate (16), wherein a water inlet (2) is installed at the top end of the outer box (1), an installation rod (3) is installed in the middle of the outer box (1), a rotating motor (4) is installed at one end of the outer box (1), one end of the installation rod (3) is rotatably connected with the inner wall of one side of the outer box (1), the other end of the installation rod (3) is fixedly connected with a rotating rod of the rotating motor (4), the rotating motor (4) rotates in a reciprocating mode, a plurality of water filtering devices (17) are installed on the surface of the installation rod (3), and the water placing plate (16) is further arranged at the bottom of the outer box (1).
The water collecting plate is characterized in that a water collecting plate (14) is installed at the top end inside the outer box (1), the water collecting plate (14) is communicated with the water inlet (2) mutually, a plurality of water dividing openings (13) are installed at the bottom end of the water collecting plate (14), and the positions of the water dividing openings (13) correspond to the positions of the water filtering devices (17).
The utility model discloses a water seepage device, including water board (16), it has water diversion plate (31) to put the internally mounted of water board (16), the surface of putting water board (16) has seted up infiltration mouth (33), it installs infiltration board (18) on the inside top of water board (16) to put, the position of infiltration board (18) and the position of infiltration mouth (33) are corresponding, infiltration board (18) and water diversion plate (31) between install connection chamber (32).
Return port (34) have still been seted up on the surface of connection chamber (32), catchment pipe (22) and back flow (35) are installed respectively to the bottom of connection chamber (32), the position of catchment pipe (22) and the position of infiltration mouth (33) are corresponding, the position of back flow (35) and the position of return port (34) are corresponding, the top of back flow (35) and the top of catchment pipe (22) communicate each other, be connected with third water valve (36) between back flow (35) and catchment pipe (22), turbidimeter (37) are installed to one side of third water valve (36), fourth water valve (38) are installed to the bottom of back flow (35), turbidimeter (37) and fourth water valve (38) electric connection, the bottom of back flow (35) and the outside intercommunication of outer container (1).
By adopting the technical scheme: the water collecting pipe (21) is arranged in the connecting pipe (7) to reduce the space utilization rate of the device, when the water pump (23) pumps the branched water into the water diversion plate (31) in the water collecting pipe (22) through the water collecting pipe (22), when the water fills the water diversion plate (31), the water pump (23) is controlled to reduce the water pumping force, the water is maintained on the surface of the water seepage plate (18), through the arranged water seepage port (33), the return port (34) and the turbidimeter (37), the detection and control of the turbidity of the water can be carried out, the waste of water resources is avoided, when the water filtering device (17) is cleaned by the water seepage plate (18), the water seepage port (33) on the surface of the water seepage plate (18) flows into the return port (34), when the water flows out from the return pipe (35), the water in the return pipe (35) can be subjected to turbidity test through the turbidity meter (37), when the turbidity of the returned water is higher, the turbidity meter (37) can control the fourth water valve (38) to be opened to discharge the water, and when the turbidity of the returned water is lower, the turbidity meter (37) can control the third water valve (36) to be opened to enable the returned water to be continuously added into the water collecting pipe (22).
Example 2
As shown in fig. 1-7, a backwashing device for water works comprises an outer box (1), a water filtering device (17) and a water placing plate (16), wherein a water inlet (2) is installed at the top end of the outer box (1), an installation rod (3) is installed in the middle of the outer box (1), a rotating motor (4) is installed at one end of the outer box (1), one end of the installation rod (3) is rotatably connected with the inner wall of one side of the outer box (1), the other end of the installation rod (3) is fixedly connected with a rotating rod of the rotating motor (4), the rotating motor (4) rotates in a reciprocating mode, a plurality of water filtering devices (17) are installed on the surface of the installation rod (3), and the water placing plate (16) is further arranged at the bottom of the outer box (1).
Water filtering device (17) include filter screen (25), filter sand (26) and sponge (27), filter screen (25) are installed on the surface of water filtering device (17) and are cylindrical, and two sections of water filtering device (17) are sealed by filter screen (25), the bottom of water filtering device (17) is equipped with filter sand (26), the size of filter screen (25) will be less than the size of filter sand (26), sponge (27) are installed on the inside top of water filtering device (17), arch notch (30) have been seted up to the bottom of sponge (27), fixture block (28) are installed to the bottom of sponge (27).
An inclined plate (5) is arranged at the bottom end inside the outer box (1), a sewage draining outlet (39) is arranged at one side of the bottom end of the outer box (1), a valve is arranged in the sewage draining outlet (39), a flow guide pipe (11) is arranged on one side of the top of the inclined plate (5), a pressure sensor (19) is arranged on one side of the bottom of the inclined plate (5), the pressure sensor (19) is electrically connected with a valve in the sewage draining port, the drain outlet (39) corresponds to one side of the bottom of the sloping plate (5), the other end of the draft tube (11) is connected with one side of the connecting tube (7), a first water valve (12) is arranged on one side of the draft tube (11), a switching block (10) is arranged in the middle of the draft tube (11), the front surface of the adapter block (10) is connected with a water outlet pipe (8), and the surface of the water outlet pipe (8) is provided with a gate valve.
Stabilizer blade (6) are installed to four corners of outer container (1) bottom, connecting pipe (7) are installed to the bottom of outer container (1), the inside cover of connecting pipe (7) is established and is installed collection tuber pipe (21), fan (9) are installed to one side of collection tuber pipe (21), second water valve (24) are installed at the top of collection tuber pipe (21), catchment pipe (22) are installed on the top of connecting pipe (7), water pump (23) are installed to the junction of connecting pipe (7) and catchment pipe (22), the top of catchment pipe (22) and the middle part fixed connection who puts water board (16) bottom, air duct (20) are installed respectively to the both sides of catchment pipe (22), air duct (20) are the hose.
The water filter is characterized in that a connecting port (15) is formed in the surface of the mounting rod (3), the connecting port (15) is formed between any two water filtering devices (17), the other end of the air guide pipe (20) is communicated with the connecting port (15), a groove (29) is formed in the surface of the mounting rod (3), the position of the groove (29) corresponds to the position of the clamping block (28), and the size of the groove (29) is the same as that of the clamping block (28).
By adopting the technical scheme: through fan (9) that are equipped with, air duct (20) and recess (29) can make the suspended solid on filter sand (26) surface blow off through injecting into wind, open the fan switch, make fan (9) inhale wind to collection tuber pipe (21), open second water valve (24), make collection tuber pipe (21) with wind suction to air duct (20) in, the wind of air duct (20) blows off from recess (29), blows away filter screen (25) and the attachment on filter sand (26) surface.
Example 3
As shown in fig. 1-7, a backwashing device for water works comprises an outer box (1), a water filtering device (17) and a water placing plate (16), wherein a water inlet (2) is installed at the top end of the outer box (1), an installation rod (3) is installed in the middle of the outer box (1), a rotating motor (4) is installed at one end of the outer box (1), one end of the installation rod (3) is rotatably connected with the inner wall of one side of the outer box (1), the other end of the installation rod (3) is fixedly connected with a rotating rod of the rotating motor (4), the rotating motor (4) rotates in a reciprocating mode, a plurality of water filtering devices (17) are installed on the surface of the installation rod (3), and the water placing plate (16) is further arranged at the bottom of the outer box (1).
Water filtering device (17) include filter screen (25), filter sand (26) and sponge (27), filter screen (25) are installed on the surface of water filtering device (17) and are cylindrical, and two sections of water filtering device (17) are sealed by filter screen (25), the bottom of water filtering device (17) is equipped with filter sand (26), the size of filter screen (25) will be less than the size of filter sand (26), sponge (27) are installed on the inside top of water filtering device (17), arch notch (30) have been seted up to the bottom of sponge (27), fixture block (28) are installed to the bottom of sponge (27).
The water collecting plate is characterized in that a water collecting plate (14) is installed at the top end inside the outer box (1), the water collecting plate (14) is communicated with the water inlet (2) mutually, a plurality of water dividing openings (13) are installed at the bottom end of the water collecting plate (14), and the positions of the water dividing openings (13) correspond to the positions of the water filtering devices (17).
Stabilizer blade (6) are installed to four corners of outer container (1) bottom, connecting pipe (7) are installed to the bottom of outer container (1), the inside cover of connecting pipe (7) is established and is installed collection tuber pipe (21), fan (9) are installed to one side of collection tuber pipe (21), second water valve (24) are installed at the top of collection tuber pipe (21), catchment pipe (22) are installed on the top of connecting pipe (7), water pump (23) are installed to the junction of connecting pipe (7) and catchment pipe (22), the top of catchment pipe (22) and the middle part fixed connection who puts water board (16) bottom, air duct (20) are installed respectively to the both sides of catchment pipe (22), air duct (20) are the hose.
The water filter is characterized in that a connecting port (15) is formed in the surface of the mounting rod (3), the connecting port (15) is formed between any two water filtering devices (17), the other end of the air guide pipe (20) is communicated with the connecting port (15), a groove (29) is formed in the surface of the mounting rod (3), the position of the groove (29) corresponds to the position of the clamping block (28), and the size of the groove (29) is the same as that of the clamping block (28).
The utility model discloses a water seepage device, including water board (16), it has water diversion plate (31) to put the internally mounted of water board (16), the surface of putting water board (16) has seted up infiltration mouth (33), it installs infiltration board (18) on the inside top of water board (16) to put, the position of infiltration board (18) and the position of infiltration mouth (33) are corresponding, infiltration board (18) and water diversion plate (31) between install connection chamber (32).
By adopting the technical scheme: the sand filtering device (26) can be fully shaken in the water filtering device (17) through the rotating rod and the rotating motor (4) which are arranged, the sand filtering device (26) is fully cleaned, the sand filtering device (17), the fixture blocks (28) and the grooves (29) which are arranged can prevent water from flowing into the air guide pipe (20) in the cleaning process of the sand filtering device (26), water is injected into the water inlet (2), the injected water flows out from the water diversion port (13) and then passes through the surface of the water filtering device (17) to expand the sponge (27), when the sponge (27) expands to a certain degree, the fixture blocks (28) at the bottom of the sponge (27) downwards block the grooves (29), so that the water cannot enter the air guide pipe (20) from the grooves (29), the rotating motor switch is turned on, the rotating motor (4) rotates in a reciprocating manner, the sand filtering device (26) is driven to move, when the sponge (27) rotates downwards, the filtering sand (26) can be dispersed, and impurities in the filtering sand (26) can flow out.
The invention is a backwashing device for a water plant, when in use, when water in the water plant is filtered after being precipitated, the water firstly enters an inner tank from a water inlet (2), and when the water enters the inner tank from the water inlet (2), the water is converged in a water collecting plate (14) and then flows out from a water distributing port (13) at the bottom end of the water collecting plate (14) in sequence; if only water needs to be filtered, the surface of the water filtering device (17) only needs to be filtered through the sand filter (26) and the filter screen (25) and then flows out of the water outlet pipe (8) through the flow guide pipe (11), when the filter screen (25) and the sand filter (26) are filtered for a long time, the filter screen and the sand filter need to be cleaned and decontaminated through backwashing so as to achieve high-efficiency filtering efficiency, when the water flows out of the water diversion port (13), the first water valve (12) is opened, the filtered water respectively flows out through the transfer block (10) and enters the connecting pipe (7), the water pump switch is opened, at the same time, the water pump (23) pumps the divided water into the water diversion plate (31) in the water containing plate (16) through the water collection pipe (22), and when the water is filled into the water diversion plate (31), the water pump (23) is controlled to reduce water pumping force so that the water is maintained on the surface of the water containing plate (18), when the water filtering device (17) is cleaned by the water seepage plate (18), the water seepage port (33) on the surface of the water seepage plate (18) flows into the return port (34), when water flows out of the return pipe (35), the water of the return pipe (35) can pass through the turbidity meter (37) to carry out turbidity test, when the turbidity of the returned water is higher, the turbidity meter (37) can control the fourth water valve (38) to be opened to discharge the water, when the turbidity of the returned water is lower, the turbidity meter (37) can control the third water valve (36) to be opened to enable the returned water to be continuously added into the water collecting pipe (22), when the step is completed, water injection on the water inlet (2) is stopped, meanwhile, the fan switch is opened to enable the fan (9) to suck wind into the wind collecting pipe (21), the second water valve (24) is opened to enable the wind collecting pipe (21) to pump the wind into the air guide pipe (20), and the wind of the air guide pipe (20) is blown out from the groove (29), blowing off attachments on the surfaces of the filter screen (25) and the filter sand (26) to finish primary washing of the filter screen (25) and the filter sand (26); when the impurity in the filtering sand (26) is too much, water is injected into the water inlet (2), the injected water flows out from the water diversion opening (13) and passes through the surface of the water filtering device (17) to expand the sponge (27), when the sponge (27) expands to a certain degree, the clamping block (28) at the bottom of the sponge (27) blocks the groove (29) downwards, so that water cannot enter the air duct (20) from the groove (29), the switch of the rotating motor is turned on, the rotating motor (4) rotates in a reciprocating way, thereby driving the filtering sand (26) to move, when the sponge (27) rotates downwards, the filtering sand (26) can be dispersed, and the impurities mixed in the filtering sand (26) can flow out, when impurities fall and are accumulated at the bottom of the inclined plate (5), the pressure sensor (19) on the inclined plate (5) can sense the existence of the impurities and control the valve on the surface of the sewage outlet (39) to be opened so as to lead the impurities and water to flow out.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. The backwashing device for the water plant comprises an outer box, a water filtering device and a water containing plate, and is characterized in that a water inlet is installed at the top end of the outer box, an installation rod is installed in the middle of the outer box, a rotating motor is installed at one end of the outer box, one end of the installation rod is rotatably connected with the inner wall of one side of the outer box, the other end of the installation rod is fixedly connected with a rotating rod of the rotating motor, the rotating motor rotates in a reciprocating mode, the surface of the installation rod is provided with the water filtering devices, and the bottom of the outer box is further provided with the water containing plate; the water filtering device comprises a filter screen, filter sand and a sponge, the filter screen is arranged on the surface of the water filtering device and is cylindrical, two sections of the water filtering device are sealed by the filter screen, the filter sand is arranged at the bottom end of the water filtering device, the size of the filter screen is smaller than that of the filter sand, the sponge is arranged at the top end inside the water filtering device, an arched notch is formed in the bottom end of the sponge, and a clamping block is arranged at the bottom end of the sponge; the water collecting plate is arranged at the top end inside the outer box, the water collecting plate is communicated with the water inlet, a plurality of water distributing openings are arranged at the bottom end of the water collecting plate, and the positions of the water distributing openings correspond to the positions of the water filtering devices; the bottom end of the inside of the outer box is provided with an inclined plate, one side of the bottom end of the outer box is provided with a sewage discharge port, a valve is arranged in the sewage discharge port, one side of the top of the inclined plate is provided with a flow guide pipe, one side of the bottom of the inclined plate is provided with a pressure sensor, the pressure sensor is electrically connected with the valve in the sewage discharge port, the position of the sewage discharge port corresponds to that of one side of the bottom of the inclined plate, the other end of the flow guide pipe is connected with one side of a connecting pipe, one side of the flow guide pipe is provided with a first water valve, the middle part of the flow guide pipe is provided with a switching block, the front surface of the switching block is connected with a water outlet pipe, and the surface of the water outlet pipe is provided with a gate valve; the water collecting device comprises an outer box, a water collecting plate, a fan, a water collecting pipe, a water collecting plate, a water collecting pipe, a water pump, a water collecting pipe and a water collecting plate, wherein supporting legs are arranged at four corners of the bottom end of the outer box, a connecting pipe is arranged at the bottom end of the outer box, the inner part of the connecting pipe is sleeved with the water collecting pipe, the fan is arranged at one side of the water collecting pipe, a second water valve is arranged at the top of the water collecting pipe, a water collecting pipe is arranged at the top end of the connecting pipe, the water pump is arranged at the joint of the connecting pipe and the water collecting pipe, the top end of the water collecting pipe is fixedly connected with the middle part of the bottom end of the water placing plate, air guide pipes are respectively arranged at two sides of the water collecting pipe, and the air guide pipes are hoses; the surface of the mounting rod is provided with a connector, the connector is arranged between any two water filtering devices, the other end of the air guide pipe is communicated with the connector, the surface of the mounting rod is also provided with a groove, the position of the groove corresponds to that of the clamping block, and the size of the groove is the same as that of the clamping block.
2. The backwash device for a water plant as defined in claim 1, wherein: the water distribution plate is arranged inside the water containing plate, the surface of the water containing plate is provided with a water seepage port, the top end inside the water containing plate is provided with the water seepage plate, the position of the water seepage plate corresponds to the position of the water seepage port, and a connecting cavity is arranged between the water seepage plate and the water distribution plate.
3. The backwash device for a water plant as defined in claim 2, wherein: the backward flow mouth has still been seted up on the surface of connecting the chamber, catchment pipe and back flow are installed respectively to the bottom of connecting the chamber, the position of catchment pipe and the position of infiltration mouth are corresponding, the position of back flow and the position of backward flow mouth are corresponding, the top of back flow and the top of catchment pipe communicate each other, be connected with the third water valve between back flow and catchment pipe, the turbidimeter is installed to one side of third water valve, the fourth water valve is installed to the bottom of back flow, turbidimeter and fourth water valve electric connection, the bottom of back flow and the outside intercommunication of outer container.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010521285.9A CN111672194B (en) | 2020-06-10 | 2020-06-10 | Backwashing device for water plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010521285.9A CN111672194B (en) | 2020-06-10 | 2020-06-10 | Backwashing device for water plant |
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| Publication Number | Publication Date |
|---|---|
| CN111672194A CN111672194A (en) | 2020-09-18 |
| CN111672194B true CN111672194B (en) | 2021-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010521285.9A Active CN111672194B (en) | 2020-06-10 | 2020-06-10 | Backwashing device for water plant |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2219748Y (en) * | 1995-03-31 | 1996-02-14 | 四川西南应用声学研究所 | Ultrasonic high-energy precision filter for regeneration of sewage or waste water |
| US8647516B2 (en) * | 2010-09-03 | 2014-02-11 | Johnny Leon LOVE | Filtration method with self-cleaning filter assembly |
| CN103316535A (en) * | 2013-02-08 | 2013-09-25 | 徐立华 | Filter unit capable of automatically backwashing sewage water |
| CN205575832U (en) * | 2016-05-06 | 2016-09-14 | 中国葛洲坝集团第一工程有限公司 | Give backwashing water recycling system of water factory |
| CN207187244U (en) * | 2017-09-04 | 2018-04-06 | 厦门通鉴检测技术有限公司 | A kind of industrial wastewater filters detection means |
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Effective date of registration: 20240312 Address after: 414000 Pengjia Group, Nongke Village, Chang'an Town, Linxiang City, Yueyang City, Hunan Province Patentee after: Hunan Linxiang Longyuan Water Supply Co.,Ltd. Country or region after: China Address before: 235100 Room 303, building 12, Xinghe community, Suixi Economic Development Zone, Huaibei City, Anhui Province Patentee before: Huaibei Liheng Water Purification Technology Co.,Ltd. Country or region before: China |