CN215742165U - Combined automatic backwashing filter device - Google Patents
Combined automatic backwashing filter device Download PDFInfo
- Publication number
- CN215742165U CN215742165U CN202121348954.3U CN202121348954U CN215742165U CN 215742165 U CN215742165 U CN 215742165U CN 202121348954 U CN202121348954 U CN 202121348954U CN 215742165 U CN215742165 U CN 215742165U
- Authority
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- China
- Prior art keywords
- barrel
- filter screen
- transmission shaft
- filter device
- scraper
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000011001 backwashing Methods 0.000 title claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 239000010865 sewage Substances 0.000 claims abstract description 10
- 229920001971 elastomer Polymers 0.000 claims abstract description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 11
- 229910052802 copper Inorganic materials 0.000 claims description 11
- 239000010949 copper Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 239000012535 impurity Substances 0.000 description 9
- 238000001914 filtration Methods 0.000 description 8
- 239000002351 wastewater Substances 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 241000227287 Elliottia pyroliflora Species 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
A combined automatic backwashing filter device comprises an upper barrel, a middle barrel and a lower barrel, wherein the upper barrel, the middle barrel and the lower barrel are detachably connected, a sealing rubber gasket is arranged among the barrels, a filter screen is arranged in the lower barrel, one end of the filter screen is connected with a spigot at the upper end of the lower barrel, and the other end of the filter screen is connected with the lower end of the lower barrel through a sealing ring; a scraper assembly is arranged in the filter screen, the scraper assembly is provided with a transmission shaft and a scraper, the upper end of the transmission shaft is movably connected with the central hole of the upper cylinder, the extending part of the upper end of the transmission shaft is connected with one end of a shaft sleeve, and the other end of the shaft sleeve is connected with a motor driving mechanism; the side wall of the middle barrel is provided with a water inlet, the side wall of the lower barrel is provided with a water outlet, the side wall of the lower barrel close to the bottom is provided with a sewage draining outlet, and the upper end of the sewage draining outlet is provided with an electric actuator. The utility model can automatically clean the filter screen on line, improves the working efficiency of the filter device and is convenient to disassemble and replace the filter screen and wearing parts.
Description
Technical Field
The utility model relates to the technical field of filtering devices of wastewater treatment systems, in particular to a full-automatic backwashing filtering device.
Background
The water resource of China is very short, the water resource is reasonably and effectively utilized, the production cost of enterprises can be reduced, and the method is beneficial to the nation and the people. Therefore, the wastewater generated in industrial production needs to be filtered to realize the recycling of the wastewater. The waste water often contains a large amount of large-particle impurities, and the large-particle impurities influence the normal work of the fine waste water treatment device, and are very important links for filtering the large-particle impurities contained in the waste water. The inside of the filtering device is provided with a filter screen for filtering impurities, the wastewater enters the barrel of the filtering device and is filtered by the filter screen, the impurities are attached to the inner surface of the filter screen, and the filtered water passes through the filter screen and is discharged through the water outlet. If the impurities in the filter screen can not be removed in time, the water treatment efficiency is low, and the blockage is seriously caused to cause the equipment to be incapable of running. Although some parts of the existing filtering devices can realize the automatic cleaning of the filter screen, the existing filtering devices have the problems that the filter screen is inconvenient to replace, a transmission shaft does not swing well due to long positioning, and the transmission shaft is dry-ground with a cylinder body. In the prior art, a vertical full-automatic backwashing filter device disclosed in patent application CN202021284979.7 solves the problem of automatic online cleaning, but has the problems of inconvenient replacement of a filter screen, complex structure, unreasonable upper side of a sewage discharge outlet at a water inlet end, and the like.
SUMMERY OF THE UTILITY MODEL
In view of the technical problems in the prior art, an object of the present invention is to provide a combined automatic backwashing filter device, which can perform on-line automatic cleaning of a filter screen, and simultaneously improve the support rigidity of the backwashing device and facilitate the disassembly and replacement of the filter screen and a sealing gasket, so as to improve the working efficiency of the filter device as a whole.
In order to achieve the purpose, the technical scheme of the utility model is as follows:
a combined automatic backwashing filter device comprises an upper barrel, a middle barrel and a lower barrel, wherein the upper barrel, the middle barrel and the lower barrel are detachably connected, a sealing rubber mat is arranged among the barrels, a filter screen is arranged in the lower barrel, one end of the filter screen is connected with a spigot at the upper end of the lower barrel through a baffle, and the other end of the filter screen is connected with the lower end of the lower barrel through a sealing ring;
a scraper assembly is arranged in the filter screen, the scraper assembly is provided with a transmission shaft, the upper end of the transmission shaft is movably connected with the central hole of the upper cylinder, the extending part of the upper end of the transmission shaft is connected with one end of a shaft sleeve, and the other end of the shaft sleeve is connected with a motor driving mechanism;
the side wall of the middle barrel is provided with a water inlet, the side wall of the lower barrel is provided with a water outlet, the side wall of the lower barrel close to the bottom is provided with a sewage draining outlet, and the sewage draining outlet is provided with an electric actuator.
Preferably, the scraper assembly comprises a transmission shaft, a connecting block and a scraper, the connecting block is fixedly connected with the transmission shaft through a bolt, a U-shaped groove is formed in the side, away from the transmission shaft, of the connecting block, and the scraper is embedded into the U-shaped groove and is fixedly connected with the connecting block through a screw;
preferably, the scraper is in a strip shape and is made of polyurethane material;
preferably, the head of the transmission shaft is conical;
preferably, an upper copper sleeve and a lower copper sleeve are fixedly arranged at the upper end and the lower end of the central hole of the upper cylinder, an O-shaped ring is arranged between the upper copper sleeve and the lower copper sleeve, a pressure plate is arranged at the upper end of the upper copper sleeve, and the pressure plate is fixedly connected with the upper cylinder through a stud;
preferably, the upper cylinder, the middle cylinder and the lower cylinder are made of stainless steel;
preferably, the mesh number of the filter screen is 200-250 meshes;
preferably, a differential pressure sensor is arranged at the water inlet and the water outlet.
The utility model has the following characteristics and beneficial effects:
1. the utility model provides a combined automatic backwashing filter device.A motor base is internally provided with an output shaft, and the output shaft is connected with a scraper assembly through a shaft sleeve so as to drive the scraper assembly to rotate in a forward and backward reciprocating manner in a filter screen; water inlet and delivery port department are provided with differential pressure sensor for detect the pressure differential of water inlet and delivery port department, thereby judge the degree of precipitation of impurity in the filter screen, reach the setting value when pressure differential, the motor begins work under control unit's effect and drives the scraper blade assembly and clear up the filter screen, and the drain is opened in the start-up of electric actuator simultaneously, can realize the clearance of not shutting down, improves filter equipment's work efficiency.
2. The upper barrel, the middle barrel and the lower barrel are of a combined split structure, so that the filter screen and the wearing parts are convenient to replace.
3. The upper barrel body is provided with an upper barrel sleeve and a lower barrel sleeve, the lower barrel body is provided with a guide hole, a transmission shaft of the scraper assembly is supported through the support of the upper barrel sleeve and the support of the lower barrel sleeve and the far end of the guide hole, the support rigidity and the coaxiality of the transmission shaft are ensured, and meanwhile, the head of the transmission shaft is arranged to be conical, so that the installation and the positioning of the scraper assembly can be facilitated.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
FIG. 1 is a schematic structural diagram of a combined automatic backwashing filter device of the present invention;
FIG. 2 is a top view of a modular automatic backwash filter assembly of the present invention;
FIG. 3 is a schematic view of the scraper assembly structure of the combined automatic backwashing filter device of the present invention;
fig. 4 is a sectional view a-a of fig. 3 of a combined automatic backwash filter device according to the present invention.
Reference numerals
1. A motor; 2. an upper cylinder body; 3. a shaft sleeve; 4. pressing a plate; 5. mounting a copper sleeve; 6. an O-shaped ring; 7. a copper bush is arranged; 8. sealing the first rubber gasket; 9. a middle cylinder body; 10. sealing the second rubber gasket; 11. a lower cylinder body; 12. a filter screen; 13. a drive shaft; 14. an electric actuator; 15. a seal ring; 16. a coupling block; 17. a squeegee; 18. a differential pressure sensor; A. a water inlet; B. a water outlet; C. a sewage draining outlet; D. and (4) a guide hole.
Detailed Description
As shown in fig. 1 to 4, a combined automatic backwashing filter device is arranged vertically, a shell of a top motor 1 is fixedly connected with an upper cylinder 2 by bolts, the upper cylinder 2, a middle cylinder 9 and a lower cylinder 11 are fixedly connected by bolts, a first sealing rubber pad 8 is arranged between the upper cylinder 2 and the middle cylinder 9, a second sealing rubber pad 10 is arranged between the middle cylinder 9 and the lower cylinder 11, a filter screen 12 is arranged in the lower cylinder 11, one end of the filter screen 12 is connected with a spigot at the upper end of the lower cylinder 11, the other end of the filter screen 12 is connected with the lower end of the lower cylinder by a sealing ring 15, a scraper assembly is arranged in the filter screen 12, the scraper assembly is provided with a transmission shaft 13, the upper end of the transmission shaft 13 is movably connected with a central hole of the upper cylinder 2, the upper end of the transmission shaft 13 extends out to be connected with one end of a shaft sleeve 3, the other end of the shaft sleeve 3 is connected with a driving mechanism of the motor 1, a water inlet A is arranged on the side wall of the middle cylinder 9, the lateral wall of the lower barrel 11 is provided with a water outlet B, the lower barrel 11 is provided with a sewage outlet C close to the lateral wall of the bottom, and the sewage outlet C is provided with an electric actuator 14. Water inlet A and delivery port B department are provided with differential pressure sensor 18 for detect the pressure differential of water inlet A and delivery port B department, thereby judge the degree of precipitation of impurity in the filter screen 12, reach the setting value when the pressure differential, motor 1 begins work under the control unit's effect and drives the scraper blade assembly and clear up filter screen 12, and electric actuator 14 starts to open the drain simultaneously, realizes the clearance of not shutting down, improves filter equipment's work efficiency.
The upper barrel body 2 is provided with an upper barrel sleeve 5 and a lower barrel sleeve 6, the lower barrel body 11 is provided with a guide hole D, a transmission shaft 13 of the scraper assembly is supported by the support of the upper barrel sleeve 5 and the lower barrel sleeve 7 and the far end of the guide hole D of the lower barrel body 11, so that the support rigidity and the coaxiality of the transmission shaft 13 are ensured, and meanwhile, the head of the transmission shaft 13 is arranged to be conical, so that the installation and the positioning of the scraper assembly can be facilitated. The upper sleeve 5 described above may also be replaced by a bearing.
Water inlet A and delivery port B department are provided with differential pressure sensor 18 for detect the pressure differential of water inlet A and delivery port B department, thereby judge the degree of precipitation of impurity in the filter screen 12, reach the setting value when the pressure differential, motor 1 begins work under the control unit's effect and drives the scraper blade assembly and clear up filter screen 12, and electric actuator 14 starts simultaneously and opens drain C, can realize the clearance of not shutting down, improves filter equipment's work efficiency.
As shown in fig. 3 or 4, the scraper assembly comprises a transmission shaft 13, a connecting block 16 and a scraper 17, wherein the connecting block 16 is fixedly connected with the transmission shaft 13 through a bolt, a U-shaped groove is formed in the side, away from the transmission shaft 13, of the connecting block 16, the scraper 17 is embedded into the U-shaped groove and is fixedly connected with the connecting block 16 through a screw, and the scraper 17 is made of polyurethane material. The U-shaped groove structure can facilitate the installation and positioning of the scraper 17.
Therefore, the combined full-automatic backwashing filter device adopting the structure can automatically clean the filter screen on line, simultaneously improve the support rigidity of the backwashing device and facilitate the disassembly and replacement of the filter screen and wearing parts, thereby integrally improving the working efficiency of the filter device.
The above is a specific embodiment of the present invention, but the scope of the present invention should not be limited thereto. Any changes or substitutions that can be easily made by those skilled in the art within the technical scope of the present invention are included in the protection scope of the present invention, and therefore, the protection scope of the present invention is subject to the protection scope defined by the appended claims.
Claims (8)
1. The utility model provides a modular automatic back flush filter equipment which characterized in that: the device comprises an upper barrel (2), a middle barrel (9) and a lower barrel (11), wherein the upper barrel (2), the middle barrel (9) and the lower barrel (11) are detachably connected, a first sealing rubber gasket (8) is arranged between the upper barrel (2) and the middle barrel (9), a second sealing rubber gasket (10) is arranged between the middle barrel (9) and the lower barrel (11), a filter screen (12) is arranged inside the lower barrel (11), one end of the filter screen (12) is connected with a spigot at the upper end of the lower barrel (11), and the other end of the filter screen (12) is connected with the lower end of the lower barrel (11) through a sealing ring (15); a scraper assembly is arranged in the filter screen (12), the scraper assembly is provided with a transmission shaft (13), the upper end of the transmission shaft (13) is movably connected with the central hole of the upper cylinder (2), the extending part of the upper end of the transmission shaft (13) is connected with one end of a shaft sleeve (3), and the other end of the shaft sleeve (3) is connected with a driving mechanism of a motor (1); the side wall of the middle barrel (9) is provided with a water inlet (A), the side wall of the lower barrel (11) is provided with a water outlet (B), the side wall of the lower barrel (11) close to the bottom is provided with a sewage draining outlet (C), and the upper end of the sewage draining outlet (C) is provided with an electric actuator (14).
2. The combined automatic backwashing filter device of claim 1, wherein: the scraper assembly comprises a transmission shaft (13), a connecting block (16) and a scraper (17), the connecting block (16) is fixedly connected with the transmission shaft (13) through a bolt, a U-shaped groove is formed in the side, away from the transmission shaft (13), of the connecting block (16), and the scraper (17) is embedded into the U-shaped groove and is fixedly connected with the connecting block (16) through a screw.
3. The combined automatic backwashing filter device of claim 2, wherein: the scraper (17) is in a strip shape and is made of polyurethane material.
4. The combined automatic backwashing filter device of claim 2, wherein: the head of the transmission shaft (13) is conical.
5. The combined automatic backwashing filter device of claim 1, wherein: an upper copper sleeve (5) and a lower copper sleeve (7) are fixedly arranged at the upper end and the lower end of a center hole of the upper barrel (2), an O-shaped ring (6) is arranged between the upper copper sleeve (5) and the lower copper sleeve (7), a pressing plate (4) is arranged at the upper end of the upper copper sleeve (5), and the pressing plate (4) is fixedly connected with the upper barrel (2) through a stud.
6. The combined automatic backwashing filter device of claim 1, wherein: the upper cylinder body (2), the middle cylinder body (9) and the lower cylinder body (11) are made of stainless steel.
7. The combined automatic backwashing filter device of claim 1, wherein: the mesh number of the filter screen (12) is 200-250 meshes.
8. The combined automatic backwashing filter device of claim 1, wherein: and a differential pressure sensor (18) is arranged at the water inlet (A) and the water outlet (B).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121348954.3U CN215742165U (en) | 2021-06-17 | 2021-06-17 | Combined automatic backwashing filter device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121348954.3U CN215742165U (en) | 2021-06-17 | 2021-06-17 | Combined automatic backwashing filter device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215742165U true CN215742165U (en) | 2022-02-08 |
Family
ID=80100868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121348954.3U Expired - Fee Related CN215742165U (en) | 2021-06-17 | 2021-06-17 | Combined automatic backwashing filter device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215742165U (en) |
-
2021
- 2021-06-17 CN CN202121348954.3U patent/CN215742165U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220208 |