CN218306389U - Automatic back flush filter - Google Patents
Automatic back flush filter Download PDFInfo
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- CN218306389U CN218306389U CN202222231291.8U CN202222231291U CN218306389U CN 218306389 U CN218306389 U CN 218306389U CN 202222231291 U CN202222231291 U CN 202222231291U CN 218306389 U CN218306389 U CN 218306389U
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Abstract
The utility model discloses an automatic back flush filter, concretely relates to filter technical field, including filtering the frame, there is first lid frame one side of filtering the frame through screw fixed mounting, one side fixed mounting that first lid frame kept away from the filtering frame has first valve, the utility model discloses, when filtering when using the back flush of needs after a period, control closes first valve and fourth valve, opens second valve, third valve and rotates sealed lid and open the blow off pipe, and the water passes through inlet tube, three-way pipe, second connecting pipe, first connecting pipe, during the reverse entering of second lid frame filters the frame, through filtering the filter screen frame in the inside casing, is close to the impurity of one side of first lid frame with the filter screen frame and back flush from the filter screen frame, and impurity breaks away from the filter screen frame and discharges through the blow off pipe to realize the automatic back flush to the filter screen frame, compare the tradition and dismantle first lid frame, second lid frame and filter screen frame and carry out manual clearance, it is more convenient.
Description
Technical Field
The utility model relates to the technical field of filters, specifically an automatic back flush filter.
Background
The filter is an indispensable device on a medium conveying pipeline, and is usually arranged at the inlet end equipment of a pressure reducing valve, a pressure relief valve, a constant water level valve and other equipment of a squaring filter; after water to be treated passes through a filter cylinder of a filter screen of the filter, impurities of the water are blocked, so that the water is treated and filtered;
the conventional filter still has some problems in use: when the filter needs to be cleaned after being used for a period of time, the detachable filter cylinder needs to be manually taken out, and the filter cylinder is reloaded after being treated, so that the problem is solved by providing an automatic backwashing filter.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatic back flush filter to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an automatic backwashing filter comprises a filtering outer frame, wherein a first cover frame is fixedly installed on one side of the filtering outer frame through screws, a first valve is fixedly installed on one side, far away from the filtering outer frame, of the first cover frame, a three-way pipe is fixedly installed on one side, far away from the first cover frame, of the first valve, a water inlet pipe is fixedly installed at one end, far away from the first valve, of the three-way pipe, a second valve is fixedly installed at the top end of the three-way pipe, a second cover frame is fixedly installed on one side, far away from the first cover frame, of the filtering outer frame through screws, a first connecting pipe is fixedly installed on one side, far away from the second cover frame, of the second cover frame, a third valve is fixedly installed at the top end of the first connecting pipe, a second connecting pipe is fixedly installed between the third valve and the second valve, a drain pipe is integrally formed on one side, far away from the first cover frame, of the filtering outer frame, a fourth valve is fixedly installed at the bottom end of the drain pipe, and a third connecting pipe is fixedly installed on one side, far away from the fourth valve; a sewage discharge pipe is integrally formed on one side of the filtering outer frame, which is far away from the second cover frame; and a sealing cover is arranged at the end part of the sewage draining pipe in a threaded manner.
Preferably, a filtering inner frame is clamped in the filtering outer frame in a sliding manner, and a filter screen frame is fixedly clamped in the middle of the filtering inner frame; the opposite sides of the first cover frame and the second cover frame are fixedly provided with clamping plates, the clamping plates are connected in the filtering outer frame in a sliding and clamping mode, and opposite ends of the clamping plates are respectively contacted with two sides of the filtering inner frame.
Preferably, the middle part fixing clip of filter screen frame is equipped with the bearing, the middle part fixing clip of bearing is equipped with the connecting axle, one side that the connecting axle is close to first lid frame extends the bearing, one side fixed cover that the connecting axle is close to first lid frame is equipped with clean frame, one side fixed mounting of clean frame has clean brush, clean brush and one side contact that filter screen frame is close to first lid frame.
Preferably, a rotating frame is fixedly mounted on the inner wall of one side, away from the filtering outer frame, of the second cover frame, an auxiliary shaft is rotatably mounted in the middle of the rotating frame, and a liquid guide impeller is fixedly sleeved on the outer side of the auxiliary shaft; one side of the auxiliary shaft, which is far away from the liquid guide impeller, extends into the filtering outer frame; one side of the auxiliary shaft, which is far away from the liquid guide impeller, is fixedly provided with a clamping block, one side of the connecting shaft, which is far away from the cleaning frame, is provided with a clamping groove corresponding to the clamping block, and the clamping block is movably clamped in the corresponding clamping groove.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1. when the filter needs backwashing after being used for a period of time, the first valve and the fourth valve are controlled to be closed, the second valve and the third valve are opened, the sealing cover is rotated to open the drain pipe, water reversely enters the filtering outer frame through the water inlet pipe, the three-way pipe, the second connecting pipe, the first connecting pipe and the second cover frame, impurities on one side, close to the first cover frame, of the filtering outer frame are backwashed from the filtering outer frame through the filtering screen frame in the filtering inner frame, the impurities are separated from the filtering screen frame and are discharged through the drain pipe, and therefore automatic backwashing of the filtering screen frame of the filter is achieved, compared with the traditional method that the first cover frame, the second cover frame and the filtering screen frame of the filter are manually disassembled, the automatic backwashing on the filtering screen frame of the filter is convenient;
2. when water reversely enters the filtering outer frame through the water inlet pipe, the three-way pipe, the second connecting pipe, the first connecting pipe and the second cover frame, the water drives the liquid guide impeller to rotate and drives the auxiliary shaft to rotate, so that the connecting shaft is driven to rotate and the cleaning frame and the cleaning brush are driven to rotate, the cleaning brush cleans one side of the filter screen frame close to the first cover frame, and the cleaning effect of the filter screen frame is further improved in cooperation with backwashing.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic diagram of the structure connection after the detachment of the present invention.
Fig. 3 is an enlarged view of a portion a of fig. 2 according to the present invention.
Fig. 4 is a schematic structural view of the filter screen frame of the filter of the present invention.
In the figure: 1. filtering the outer frame; 2. a first cover frame; 21. a first valve; 22. a three-way pipe; 23. a second valve; 3. a water inlet pipe; 4. a second cover frame; 41. a first connecting pipe; 42. a third valve; 43. a second connecting pipe; 5. a drain pipe; 51. a fourth valve; 52. a third connecting pipe; 6. a blow-off pipe; 61. a sealing cover; 7. a filtering inner frame; 71. a filter screen frame; 72. clamping a plate; 73. a bearing; 74. a connecting shaft; 75. a cleaning frame; 76. a cleaning brush; 8. a rotating frame; 81. an auxiliary shaft; 82. a liquid-guiding impeller; 83. a clamping block; 831. a clamping groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example (b): as shown in fig. 1-4, the utility model provides an automatic backwashing filter, including filtering frame 1, there is first lid frame 2 one side of filtering frame 1 through screw fixed mounting, be convenient for the dismantlement of first lid frame 2, one side fixed mounting that first lid frame 2 kept away from filtering frame 1 has first valve 21, one side fixed mounting that first valve 21 kept away from first lid frame 2 has three-way pipe 22, one end fixed mounting that three-way pipe 22 kept away from first valve 21 has inlet tube 3, inlet tube 3 and water inlet are connected, the top fixed mounting of three-way pipe 22 has second valve 23, one side that filtering frame 1 kept away from first lid frame 2 has second lid frame 4 through screw fixed mounting, be convenient for the dismantlement of second lid frame 4, one side fixed mounting that second lid frame 4 kept away from second lid frame 4 has first connecting pipe 41, the top fixed mounting of first connecting pipe 41 has third valve 42, fixed mounting has second connecting pipe 43 between third valve 42 and the second valve 23, one side integrated into one piece that filtering frame 1 kept away from first lid frame 2 has 5, the bottom fixed mounting of fourth connecting pipe 5 has fourth valve 51, one side fixed mounting far away from third valve 52 and the drain pipe 52; a sewage discharge pipe 6 is integrally formed at one side of the filtering outer frame 1 away from the second cover frame 4; a sealing cover 61 is arranged at the end part of the sewage draining pipe 6 in a threaded manner; the filtering inner frame 7 is arranged in the filtering outer frame 1 in a sliding and clamping manner, the filter screen frame 71 is fixedly clamped in the middle of the filtering inner frame 7, when the filtering outer frame is used for filtering, the second valve 23 and the third valve 42 are controlled to be closed, the first valve 21 and the fourth valve 51 are opened, then, water enters the filtering outer frame 1 through the water inlet pipe 3, the three-way pipe 22 and the first cover frame 2, impurities are filtered through the filter screen frame 71 in the filtering inner frame 7, the impurities are left on one side, close to the first cover frame 2, of the filter screen frame 71, the filtered water is discharged through the water discharge pipe 5 and the third connecting pipe 52, when backwashing is needed after filtering for a period of use, the first valve 21 and the fourth valve 51 are controlled to be closed, the second valve 23 and the third valve 42 are opened, the sealing cover 61 is rotated to open the sewage discharge pipe 6, water reversely enters the filtering outer frame 1 through the water inlet pipe 3, the three-way pipe 22, the second connecting pipe 43, the first connecting pipe 41 and the second cover frame 4, impurities on one side, close to the first cover frame 2, of the filter screen frame 71 are backwashed from the filter screen frame 71 through the filter screen frame 71 in the filtering inner frame 7, the impurities are separated from the filter screen frame 71 and are discharged through the sewage discharge pipe 6, and therefore automatic backwashing of the filter screen frame 71 is achieved.
First lid frame 2, the equal fixed mounting in opposite side of second lid frame 4 has cardboard 72, and cardboard 72 slip joint is in filtering frame 1, and the looks remote site of cardboard 72 respectively with the both sides contact of filtering inside casing 7, carry on spacingly to the both sides of filtering inside casing 7 through setting up cardboard 72, promote filter screen frame 71 filtration stability.
The middle fixing clamp of the filter screen frame 71 is provided with a bearing 73, the middle fixing clamp of the bearing 73 is provided with a connecting shaft 74, one side of the connecting shaft 74 close to the first cover frame 2 extends out of the bearing 73, one side of the connecting shaft 74 close to the first cover frame 2 is fixedly sleeved with a cleaning frame 75, one side of the cleaning frame 75 is fixedly provided with a cleaning brush 76, the cleaning brush 76 is in contact with one side of the filter screen frame 71 close to the first cover frame 2, the connecting shaft 74 is driven to rotate, the cleaning frame 75 and the cleaning brush 76 are driven to rotate, the cleaning brush 76 cleans one side of the filter screen frame 71 close to the first cover frame 2, and the cleaning effect of the filter screen frame 71 is further improved by matching with backwashing.
A rotating frame 8 is fixedly arranged on the inner wall of one side, away from the filtering outer frame 1, of the second cover frame 4, an auxiliary shaft 81 is rotatably arranged in the middle of the rotating frame 8, the auxiliary shaft 81 can stably rotate in the second cover frame 4, and a liquid guide impeller 82 is fixedly sleeved on the outer side of the auxiliary shaft 81; the side of the auxiliary shaft 81 far away from the liquid guide impeller 82 extends into the filtering outer frame 1; a clamping block 83 is fixedly installed on one side, far away from the liquid guide impeller 82, of the auxiliary shaft 81, a clamping groove 831 corresponding to the clamping block 83 is formed in one side, far away from the cleaning frame 75, of the connecting shaft 74, the clamping block 83 is movably clamped in the corresponding clamping groove 831, clamping between the auxiliary shaft 81 and the connecting shaft 74 is conducted, detachment between the auxiliary shaft 81 and the connecting shaft 74 is facilitated, when a water body reversely enters the filtering outer frame 1 through the water inlet pipe 3, the three-way pipe 22, the second connecting pipe 43, the first connecting pipe 41 and the second cover frame 4, the water body drives the liquid guide impeller 82 to rotate, the auxiliary shaft 81 is driven to rotate, and therefore the connecting shaft 74 is driven to rotate.
The working principle is as follows: when the water filter is used, the water inlet pipe 3 is connected with the water inlet, the third connecting pipe 52 is connected with the water outlet, when the water filter is used, the second valve 23 and the third valve 42 are controlled to be closed, the first valve 21 and the fourth valve 51 are opened, then, water enters the outer filtering frame 1 through the water inlet pipe 3, the three-way pipe 22 and the first cover frame 2, impurities are filtered through the filter screen frame 71 in the inner filtering frame 7, the impurities are left on one side, close to the first cover frame 2, of the filter screen frame 71, and the filtered water is discharged through the water discharge pipe 5 and the third connecting pipe 52;
when backwashing is needed after a period of filtering use, the first valve 21 and the fourth valve 51 are controlled to be closed, the second valve 23 and the third valve 42 are opened, the sealing cover 61 is rotated to open the sewage discharge pipe 6, the water body reversely enters the filtering outer frame 1 through the water inlet pipe 3, the three-way pipe 22, the second connecting pipe 43, the first connecting pipe 41 and the second cover frame 4, the water body drives the liquid guide impeller 82 to rotate, the auxiliary shaft 81 is driven to rotate, the connecting shaft 74 is driven to rotate, the cleaning frame 75 and the cleaning brush 76 are driven to rotate, and the cleaning brush 76 cleans one side of the filter screen frame 71 close to the first cover frame 2; meanwhile, the water body passes through the filter screen frame 71 in the filter inner frame 7, impurities on one side, close to the first cover frame 2, of the filter screen frame 71 are backwashed from the filter screen frame 71, the impurities are separated from the filter screen frame 71 and are discharged through the sewage discharge pipe 6, and therefore effective automatic backwashing of the filter screen frame 71 is achieved, and compared with the traditional method that the first cover frame 2, the second cover frame 4 and the filter screen frame 71 are detached for manual cleaning, the method is convenient.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an automatic back flush filter, includes and filters frame (1), its characterized in that: a first cover frame (2) is fixedly installed on one side of the filtering outer frame (1) through screws, a first valve (21) is fixedly installed on one side, away from the filtering outer frame (1), of the first cover frame (2), a three-way pipe (22) is fixedly installed on one side, away from the first cover frame (2), of the first valve (21), of the three-way pipe (22), a water inlet pipe (3) is fixedly installed at one end, away from the first valve (21), of the three-way pipe (22), a second valve (23) is fixedly installed at the top end of the three-way pipe (22), a second cover frame (4) is fixedly installed on one side, away from the first cover frame (2), of the filtering outer frame (1), a first connecting pipe (41) is fixedly installed on one side, away from the second cover frame (4), of the first connecting pipe (41) is fixedly installed at the top end of the first connecting pipe (41), a second connecting pipe (43) is fixedly installed between the third valve (42) and the second valve (23), a drain pipe (51) is fixedly installed on one side, away from the filtering outer frame (1), and a drain pipe (6) is fixedly installed on one side, away from the first cover frame (2);
the filter is characterized in that a filter inner frame (7) is arranged in the filter outer frame (1) in a sliding clamping mode, and a filter screen frame (71) is fixedly clamped in the middle of the filter inner frame (7).
2. The automatic backwashing filter of claim 1, wherein: the opposite sides of the first cover frame (2) and the second cover frame (4) are fixedly provided with clamping plates (72), the clamping plates (72) are clamped in the filtering outer frame (1) in a sliding mode, and opposite ends of the clamping plates (72) are respectively in contact with two sides of the filtering inner frame (7).
3. The automatic backwash filter as defined in claim 1, wherein: the middle fixing clamp of filter screen frame (71) is equipped with bearing (73), the middle fixing clamp of bearing (73) is equipped with connecting axle (74), one side that connecting axle (74) is close to first lid frame (2) extends bearing (73), one side fixed cover that connecting axle (74) is close to first lid frame (2) is equipped with cleaning frame (75), one side fixed mounting of cleaning frame (75) has cleaning brush (76), one side contact that cleaning brush (76) and filter screen frame (71) are close to first lid frame (2).
4. The automatic backwashing filter of claim 3, wherein: one side inner wall fixed mounting that filtration frame (1) was kept away from in second lid frame (4) has rotating turret (8), the rotation of the middle part of rotating turret (8) is installed and is assisted axle (81), the fixed cover in outside of assisting axle (81) is equipped with drain impeller (82).
5. The automatic backwashing filter of claim 4, wherein: one side of the auxiliary shaft (81) far away from the liquid guide impeller (82) extends into the filtering outer frame (1).
6. The automatic backwash filter as defined in claim 5, wherein: a clamping block (83) is fixedly mounted on one side, away from the liquid guide impeller (82), of the auxiliary shaft (81), a clamping groove (831) corresponding to the clamping block (83) is formed in one side, away from the cleaning frame (75), of the connecting shaft (74), and the clamping block (83) is movably clamped in the corresponding clamping groove (831).
7. The automatic backwashing filter of claim 1, wherein: and a sealing cover (61) is arranged at the end part of the sewage draining pipe (6) in a threaded manner.
8. The automatic backwashing filter of claim 1, wherein: and a third connecting pipe (52) is fixedly arranged on one side of the water discharge pipe (5) far away from the fourth valve (51).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222231291.8U CN218306389U (en) | 2022-08-24 | 2022-08-24 | Automatic back flush filter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222231291.8U CN218306389U (en) | 2022-08-24 | 2022-08-24 | Automatic back flush filter |
Publications (1)
Publication Number | Publication Date |
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CN218306389U true CN218306389U (en) | 2023-01-17 |
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Family Applications (1)
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CN202222231291.8U Active CN218306389U (en) | 2022-08-24 | 2022-08-24 | Automatic back flush filter |
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CN (1) | CN218306389U (en) |
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2022
- 2022-08-24 CN CN202222231291.8U patent/CN218306389U/en active Active
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