CN209865460U - Spiral-flow type automatic mud scraping and filtering device - Google Patents
Spiral-flow type automatic mud scraping and filtering device Download PDFInfo
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- CN209865460U CN209865460U CN201920410043.5U CN201920410043U CN209865460U CN 209865460 U CN209865460 U CN 209865460U CN 201920410043 U CN201920410043 U CN 201920410043U CN 209865460 U CN209865460 U CN 209865460U
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Abstract
The utility model relates to an automatic mud filter equipment of scraping of spiral-flow type, which comprises a housin, be equipped with the inlet tube on the casing, outlet pipe and mud pipe, the inlet tube is the reducing structure, in order to let the inflow produce the whirl, be connected with the intake pipe on the outlet pipe, the inlet tube, the outlet pipe, be equipped with respectively on intake pipe and the mud pipe and intake, go out water, admit air and mud pipe solenoid valve, it advances, be equipped with respectively on the outlet pipe, play water pressure detector, be equipped with filter and automatic mud scraper in the casing, automatic mud scraper mainly by mud scraper, mud scraper motion track, signal converter and be used for driving the power drive device who scrapes mud scraper work and constitute, filter equipment includes control module, advance, play water pressure detector, air pump and each solenoid valve are connected with control module respectively, control module is connected with power drive device through signal converter. This filter equipment not only can effectively filter aquatic impurity, can promote the effect of getting rid of the siltation impurity moreover and get rid of efficiency, guarantees filter equipment's permanent steady operation.
Description
Technical Field
The utility model relates to a water treatment technical field, concretely relates to automatic mud filter equipment of scraping of spiral-flow type.
Background
The traditional heating mode mainly based on a relatively centralized and large-scale coal-fired boiler heating mode usually needs to consume a large amount of coal resources, and is easy to cause environmental pollution and energy waste. In recent years, water source heat pump technology has been widely focused and applied to heating and cooling inside buildings due to its advantages of high operating efficiency, low cost, energy saving, friendly, stable and reliable operation, significant environmental benefits, etc. The water source heat pump technology is mainly based on the principle of water circulation and heat exchange to realize continuous refrigeration and heat supply, and the sand content of water is a key factor influencing the heat exchange efficiency, the service life and the stable operation of a heat pump unit, so that the research and development of a practical device which can be applied to a water source heat pump system and can realize the efficient removal of suspended impurities in the water are urgent.
The traditional common screen filter has the defects of small pollutant carrying capacity, easiness in blockage, complex cleaning, low automation degree and the like, and the defects limit the wide application of the traditional common screen filter in the field of water treatment to a certain extent. The full-automatic cleaning filter is a high-efficiency filter device improved on the basis of a traditional common screen filter, and compared with the traditional common screen filter, the full-automatic cleaning filter has the advantages of wide application, large treatment capacity, difficulty in blockage, automatic impurity removal and the like, and has a good market environment. However, in practical applications, a large amount of impurities usually deposit on the inner wall and the filter element of the full-automatic cleaning filter, and the impurities are also difficult to be effectively removed in the automatic cleaning process of the device, so that the service life of the filter and the filtering efficiency are seriously low.
Disclosure of Invention
An object of the utility model is to provide an automatic mud filter equipment of scraping of spiral-flow type, the device not only can effectively filter aquatic impurity, can promote the effect of getting rid of siltation impurity moreover and get rid of efficiency, guarantees filter equipment's permanent steady operation.
In order to achieve the above purpose, the technical scheme of the utility model is that: the utility model provides an automatic mud filter equipment of scraping of spiral-flow type, includes casing (16), be equipped with inlet tube (12), outlet pipe (2) and mud pipe (8) on casing (16), inlet tube (12) are the reducing structure to let intake produce the whirl, be connected with intake pipe (15) on the outlet pipe, intake pipe (15) are connected with air pump (13), be equipped with water inlet solenoid valve (11), play water solenoid valve (1), air inlet solenoid valve (17) and mud pipe (9) on inlet tube (12), outlet pipe (2), intake pipe (15) and mud pipe (8) respectively, be equipped with intake pressure detector (10) and play water pressure detector (14) on inlet tube (12) and outlet pipe (2) respectively, in order to detect the pressure differential between the inlet pipe, outlet pipe, be equipped with in casing (16) with filter (7) and the automatic mud scraper of being connected with outlet pipe (2), the automatic mud scraper mainly comprises a mud scraper (5) sleeved on a filter (7), a mud scraper moving track (6) arranged on the inner side wall of a shell (16), a signal converter (3) arranged on the outer side of the shell (16) and a power driving device (4) for driving the mud scraper (5) to reciprocate and scrape mud; the filter device further comprises a control module, the water inlet pressure detector (10) and the water outlet pressure detector (14) are respectively connected with a detection signal input end of the control module, the air pump (13), the water inlet electromagnetic valve (11), the water outlet electromagnetic valve (1), the air inlet electromagnetic valve (17) and the sludge discharge electromagnetic valve (9) are respectively connected with a control signal output end of the control module, and the power driving device (4) is connected with the control module through the signal converter (3).
Further, the shell (16) comprises an upper half shell of a cylindrical structure and a lower half shell of a tapered structure, the water inlet pipe (12) is arranged at the upper side part of the lower half shell, the sludge discharge pipe (8) is arranged at the bottom of the lower half shell, the water outlet pipe (2) is arranged at the top of the upper half shell, and the filter (7) is arranged in the middle of the shell (16) and connected with the water outlet pipe (2).
Furthermore, the water inlet pipe (12) is of a tapered structure, and forms an inclination angle of 5 ~ 10 degrees with the horizontal plane, so as to generate cyclone for primary separation of raw water and large-particle-size impurities.
Further, the filter (5) is a micron pore size laminated filter to form a compact filter element under the synergistic action of spring force and water pressure to remove small-particle-size impurities in water.
Furthermore, a back washing period setter is arranged on the control module to set a back washing period.
Compared with the prior art, the beneficial effects of the utility model are that: the cyclone type automatic sludge scraping and filtering device can effectively avoid the accumulation and sedimentation of impurities in the filtering device, adopts a cyclone water inlet mode in the filtering stage, realizes the preliminary separation of large-particle-size impurities in raw water by using centrifugal force and density difference, relieves the pressure of the filtering device, then removes small-particle-size impurities in water by using a nanoscale laminated filter, adopts a sludge scraper to loosen and scrape the impurities deposited on the laminated filter before backwashing, and then utilizes the synergistic flushing of gas-water mixed fluid formed by bubbles and water flow in the backwashing stage to efficiently disperse, drop and remove the deposited impurities on the filter and a shell, thereby obviously improving the removal effect and the removal efficiency of the deposited impurities, and having strong practicability and wide application prospect.
Drawings
Fig. 1 is a structural sectional view of an embodiment of the present invention.
Fig. 2 is a top view of the structure of the embodiment of the present invention.
Fig. 3 is a control schematic diagram of an embodiment of the present invention.
In the figure, 1, a water outlet electromagnetic valve, 2, a water outlet pipe, 3, a signal converter, 4, a power driving device, 5, a mud scraper, 6, a mud scraper moving track, 7, a filter, 8, a mud discharging pipe, 9, a mud discharging electromagnetic valve, 10, a water inlet pressure detector, 11, a water inlet electromagnetic valve, 12, a water inlet pipe, 13, an air pump, 14, a water outlet pressure detector, 15, an air inlet pipe, 16, a shell, 17 and an air inlet electromagnetic valve.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The utility model provides a can effectively avoid impurity siltation in the inside automatic mud filter equipment of scraping of spiral-flow type of filter, this filter equipment top is equipped with outlet pipe and intake pipe, the side is equipped with the inlet tube, the bottom is equipped with the mud pipe, the filter equipment center is equipped with lamination filter and automatic mud scraper, the inlet tube, the outlet pipe, intake pipe and mud pipe mouth of pipe all install the solenoid valve, regulate and control by control module and realize filtering and back flush mode conversion the inlet tube is the gradual shrinkage formula, be 5 ~ 10 horizontal inclination with filter equipment casing convergent outer wall upper end, reach raw water "whirl sand setting" purpose with the whirl mode of intaking, lamination filter constitutes closely micron order filter element under spring force and water pressure effect, and then get rid of small-grain diameter impurity.
The following is a specific embodiment of the present invention.
Fig. 1 and 2 are a structural sectional view and a plan view of an embodiment of the present invention. As shown in fig. 1 and 2, the utility model discloses an automatic mud filter equipment of scraping of spiral-flow type, including casing (16), be equipped with inlet tube (12) on casing (16), outlet pipe (2) and mud pipe (8), inlet tube (12) are reducing structure to let intake produce the whirl, be connected with intake pipe (15) on the outlet pipe, intake pipe (15) are connected with air pump (13), are equipped with water inlet solenoid valve (11) on inlet tube (12), outlet pipe (2), intake pipe (15) and mud pipe (8) respectively, go out water solenoid valve (1), air inlet solenoid valve (17) and mud pipe (9). The water inlet pipe (12) and the water outlet pipe (2) are respectively provided with a water inlet pressure detector (10) and a water outlet pressure detector (14) so as to detect the pressure difference between the water inlet pipe and the water outlet pipe. The automatic mud scraper is mainly composed of a mud scraper (5) sleeved on the filter (7), a mud scraper moving track (6) arranged on the inner side wall of the shell (16), a signal converter (3) arranged on the outer side of the shell (16) and a power driving device (4) used for driving the mud scraper (5) to reciprocate and scrape mud.
The utility model discloses an automatic mud filter equipment of scraping of spiral-flow type still includes control module, and pressure detector (10) of intaking and play water pressure detector (14) are connected with control module's detection signal input part respectively, and air pump (13), water solenoid valve (11), play water solenoid valve (1), air inlet solenoid valve (17) and row's mud solenoid valve (9) are connected with control module's control signal output part respectively, and power drive (4) are connected with control module through signal converter (3). The control module is provided with a back washing period setter to set the back washing period.
In the embodiment, the shell (16) comprises an upper half shell with a cylindrical structure and a lower half shell with a tapered structure, the water inlet pipe (12) is arranged on the upper side part of the lower half shell, the sludge discharge pipe (8) is arranged at the bottom of the lower half shell, the water outlet pipe (2) is arranged at the top of the upper half shell, and the filter (7) is arranged in the middle of the shell (16) to be connected with the water outlet pipe (2). In the preferred embodiment of the present invention, the lower half shell has an inverted cone structure.
In the water inlet stage, in order to realize that raw water flows down along the inner wall of the device in a cyclone mode to achieve the aim of cyclone desanding, the water inlet pipe (12) adopts a tapered structure, and forms an inclination angle of 5 ~ 10 degrees with the horizontal plane to be arranged at the upper end of the tapered outer wall of the shell of the filtering device so as to generate cyclone for primary separation of the raw water and impurities with large particle size.
In the embodiment, the filter (5) is a micron-pore size laminated filter, a compact filter element with the pore size of 1 ~ 5 microns is formed under the synergistic action of spring force and water pressure, impurities with small particle size in water are removed, and the filtering effect can be adjusted by adjusting the tightness state of the laminated filter.
Fig. 3 is a control and operation schematic diagram of the embodiment of the present invention. As shown in fig. 3, the control and working processes of the present invention are as follows:
after the raw water pipe is connected into a water inlet pipe (12) of the filtering device, the filtering device is started and starts to work. The working process of the cyclone automatic mud scraping and filtering device comprises a filtering process, a pretreatment process before back washing and an air-water back washing process. The filtration process is carried out as follows:
a1 and a control module control the water inlet electromagnetic valve (11) and the water outlet electromagnetic valve (1) to be opened, the air inlet electromagnetic valve (17) and the sludge discharge electromagnetic valve (9) to be closed, raw water enters the shell (16) from the water inlet pipe (12) in a rotational flow mode, and the raw water and large-particle-size impurities are primarily separated.
A2, the water in the shell (16) is pushed by pressure to filter the small and medium-sized impurities through the filter (7), and then the small and medium-sized impurities flow out of the water outlet pipe (2).
When the set pressure difference and the time parameter meet one of the two parameters, in the embodiment, namely the pressure difference between the water inlet pipe and the water outlet pipe detected by the water inlet pressure detector (10) and the water outlet pressure detector (14) exceeds 0.1MPa, or the pressure difference reaches the back washing period set by the back washing period setting device (12 h), the control module controls the filtering device to switch from the filtering process to the pre-back washing pretreatment process and the air-water back washing process.
The pretreatment process before backwashing is carried out according to the following method: the control module drives the power driving device (4) to work through the signal converter (3) to drive the mud scraper (5) to reciprocate up and down on the filter (7) along the mud scraper moving track (6), and impurities deposited on the filter are loosened and scraped before backwashing, so that the removal rate of the deposited impurities in the backwashing stage is improved, and the long-term stable use of the filter device is ensured.
The air-water backwashing process comprises the following steps:
b1, the control module controls the water inlet electromagnetic valve (11) to be closed, the water outlet electromagnetic valve (1), the air inlet electromagnetic valve (17) and the sludge discharge electromagnetic valve (9) to be opened, backwash water enters the shell (16) from the water outlet pipe (2), air from the air pump (13) enters the shell (16) from the air inlet pipe (15), and under the air-water backwash mode, backwash water flow is set to be 3 ~ 5 times of water inlet flow, and air flow rate is 2 ~ 3 m/s.
B2, back flushing water and air are mixed in the shell (16) to form a gas-water mixed fluid, impurities deposited on the filter (7) and the shell (16) are washed under the pushing of pressure, and then the gas-water mixed fluid flows out from the sludge discharge pipe (8).
The utility model discloses a in the preferred embodiment, with the half casing design of filter equipment down for the back taper structure, inlet tube design structure is the convergent formula, and the export diameter is outlet pipe diameter half, can realize inside raw water whirl gets into the filter, reaches "whirl sand setting" purpose. In the filtering process, the designed filter diameter of the laminated filter is 1 mu m, and more than 90 percent of impurities in raw water can be removed. In the back washing process, the single-period mud scraping frequency of the automatic mud scraper is designed to be 2 times, the pre-cleaning requirement of impurities of the laminated filter before back washing can be met, the removal rate of deposited impurities of the filtering device can be improved by 15-20%, an air-water back washing mode is adopted, the air flow rate is set to be 2 m/s, and when the back washing flow is 4 times of the water inlet flow, the impurities in the filter in the back washing stage can be effectively removed.
Above is the utility model discloses a preferred embodiment, all rely on the utility model discloses the change that technical scheme made, produced functional action does not surpass the utility model discloses during technical scheme's scope, all belong to the utility model discloses a protection scope.
Claims (5)
1. The utility model provides an automatic mud filter equipment of scraping of spiral-flow type, its characterized in that includes casing (16), be equipped with inlet tube (12), outlet pipe (2) and mud pipe (8) on casing (16), inlet tube (12) are the reducing structure to let intake produce the whirl, be connected with intake pipe (15) on the outlet pipe, intake pipe (15) are connected with air pump (13), be equipped with water inlet solenoid valve (11), play water solenoid valve (1), air inlet solenoid valve (17) and mud pipe (9) on inlet tube (12), outlet pipe (2), intake pipe (15) and mud pipe (8) respectively, be equipped with intake pressure detector (10) and play water pressure detector (14) on inlet tube (12) and outlet pipe (2) respectively to detect the pressure differential between the inlet pipe, the outlet pipe, be equipped with in casing (16) with filter (5) and the automatic mud scraper of being connected with outlet pipe (2), the automatic mud scraper mainly comprises a mud scraper (7) sleeved on the filter (5), a mud scraper moving track (6) arranged on the inner side wall of the shell (16), a signal converter (3) arranged on the outer side of the shell (16) and a power driving device (4) for driving the mud scraper (7) to reciprocate and scrape mud; the filter device further comprises a control module, the water inlet pressure detector (10) and the water outlet pressure detector (14) are respectively connected with a detection signal input end of the control module, the air pump (13), the water inlet electromagnetic valve (11), the water outlet electromagnetic valve (1), the air inlet electromagnetic valve (17) and the sludge discharge electromagnetic valve (9) are respectively connected with a control signal output end of the control module, and the power driving device (4) is connected with the control module through the signal converter (3).
2. The automatic mud scraping and filtering device of claim 1, wherein the housing (16) comprises an upper half housing with a cylindrical structure and a lower half housing with a tapered structure, the water inlet pipe (12) is arranged at the upper side of the lower half housing, the mud discharging pipe (8) is arranged at the bottom of the lower half housing, the water outlet pipe (2) is arranged at the top of the upper half housing, and the filter (5) is arranged in the middle of the housing (16) to be connected with the water outlet pipe (2).
3. The cyclone automatic sludge scraping and filtering device of claim 1, wherein the inlet pipe (12) is of a tapered structure and forms an inclination angle of 5 ~ 10 ° with the horizontal plane to generate cyclone for initial separation of raw water and large-particle-size impurities.
4. The automatic mud scraping and filtering device of claim 1, wherein the filter (5) is a micron pore size laminated filter to form a compact filter element under the synergistic action of spring force and water pressure to remove small particle size impurities in water.
5. The automatic mud scraping and filtering device of claim 1, wherein a back flush cycle setter is disposed on the control module to set a back flush cycle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920410043.5U CN209865460U (en) | 2019-03-28 | 2019-03-28 | Spiral-flow type automatic mud scraping and filtering device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920410043.5U CN209865460U (en) | 2019-03-28 | 2019-03-28 | Spiral-flow type automatic mud scraping and filtering device |
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| CN209865460U true CN209865460U (en) | 2019-12-31 |
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| CN201920410043.5U Active CN209865460U (en) | 2019-03-28 | 2019-03-28 | Spiral-flow type automatic mud scraping and filtering device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109772005A (en) * | 2019-03-28 | 2019-05-21 | 福州大学 | A kind of spiral-flow type automatic scraping mud filtration system and method |
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- 2019-03-28 CN CN201920410043.5U patent/CN209865460U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109772005A (en) * | 2019-03-28 | 2019-05-21 | 福州大学 | A kind of spiral-flow type automatic scraping mud filtration system and method |
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