Combined filter frame for sewage treatment

Abstract

The utility model belongs to the field of sewage treatment, and particularly relates to a combined type filter frame for sewage treatment, which comprises a frame body, the frame body is sleeved outside two groups of sewage filter plates, and the two groups of sewage filter plates both penetrate through the front end of the frame body. The rear ends of the two groups of sewage filter plates abut against the rear end of the frame body, and a connecting frame is arranged at the right end of the frame body; through the structural design of the connecting assembly, the function of connecting the filtering frames is achieved, and the problem that when the filtering frames are used for filtering sewage, due to the fact that existing filtering frames cannot be assembled and connected, the filtering frames cannot be assembled and connected when the filtering frames are used for filtering the sewage is solved. The problem that the filtering efficiency of the filtering frame is reduced due to the fact that the filtering frame can only filter sewage discharged by one group of pipelines because the filtering frame cannot be assembled and connected according to the actually required filtering length in the prior art is solved.

Description

Technical Field

[0001] The utility model relates to the field of sewage treatment, in particular to a combined filter frame for sewage treatment. Background Art

[0002] Sewage refers to the discharged water from life and production that is polluted to a certain extent. Water that has lost its original function is referred to as sewage. It is mainly water used in life. It contains more organic matter and is easier to handle. Most of the existing sewage treatments are carried out by filtering sewage through filter frames, which can effectively screen and filter impurities in sewage.

[0003] The existing combined filter frame for sewage treatment can specifically refer to the Chinese utility model patent with application number CN202220955756.1, which specifically discloses a sewage treatment filter frame, including a frame body, a mounting plate is arranged inside the frame body, and threaded through holes are opened at equal intervals on the surface of the mounting plate, and a filter assembly is connected to the threaded through hole, and the filter assembly includes a limit ring, a filter cylinder is fixed on the front side of the limit ring, a threaded ring sleeve is fixed on the rear side of the limit ring, the threaded ring sleeve is nested in the threaded through hole, and the threaded ring sleeve is threadedly connected to the threaded through hole, a conical water retaining block is arranged in front of the filter cylinder, a mounting frame is arranged on the rear side of the mounting plate, a cavity is arranged between the mounting frame and the mounting plate, and a wavy filter is installed inside the mounting frame.

[0004] The above-mentioned sewage treatment filter frame lacks components for connecting the frames. When the filter frame is used to filter sewage, the existing filter frames cannot be assembled and connected. As a result, when the filter frame is used to filter sewage, the filter frame cannot be assembled and connected according to the actual required filtration length. As a result, the filter frame can only filter sewage discharged from one group of pipes, thereby reducing the filtration efficiency of the filter frame. Therefore, in view of the above problem, a combined filter frame for sewage treatment is proposed. Utility Model Content

[0005] In order to make up for the shortcomings of the prior art, the sewage treatment filter frame in the prior art lacks components for connecting the frames. When the filter frame is used to filter sewage, the existing filter frames cannot be assembled and connected, resulting in the filter frame being unable to be assembled and connected according to the actual required filtration length when the filter frame is used to filter sewage, resulting in the filter frame being able to filter only sewage discharged from a group of pipes, thereby resulting in a problem in which the filtration efficiency of the filter frame is reduced. The utility model proposes a combined filter frame for sewage treatment.

[0006] The technical solution adopted by the utility model to solve the technical problem is as follows: the utility model is a combined filter frame for sewage treatment, comprising a frame body, the frame body is sleeved on the outside of a sewage filter plate, the sewage filter plate is provided with two groups, and the two groups of sewage filter plates both penetrate the front end of the frame body, the rear ends of the two groups of sewage filter plates both abut against the rear end of the frame body, the right end of the frame body is provided with a connecting frame, and the right side of the frame body is provided with a connecting component;

[0007] The connecting component includes a first knob, which is arranged at the right end of the frame body, the first knob is sleeved on the top end of the first rotating rod, and the first knob is fixedly connected to the top end of the first rotating rod, the bottom end of the first rotating rod is fixedly connected to the inner ring of the first bearing, the outer ring of the first bearing is fixedly connected to the top end of the spring connecting plate, the first rotating rod passes through the top end of the first connecting plate, the top end of the spring connecting plate is fixedly connected to the bottom end of the first spring, two groups of the first springs are provided, and the two groups of the first springs are both arranged at the right end of the frame body, the top ends of the two groups of the first springs are fixedly connected to the top inner wall of the first connecting plate, and a locking component is provided at the front end of the frame body.

[0008] Preferably, the locking assembly includes a first anti-slip sleeve, which is arranged at the front end of the frame body, the first anti-slip sleeve is sleeved on the outside of the second connecting rod, and the first anti-slip sleeve is fixedly connected to the second connecting rod, the second connecting rod passes through the front end of the first connecting groove, the right end of the second connecting rod is fixedly connected to the rectangular magnet, the rectangular magnet is attracted to the inner wall of the first connecting groove, the rear end of the second connecting rod is fixedly connected to the second connecting plate, the second connecting plate passes through the first connecting groove, and the second connecting plate is fixedly connected to the first limiting sleeve, two groups of the first limiting sleeves are provided, and the two groups of the first limiting sleeves are both arranged at the front end of the frame body, the two groups of the first limiting sleeves are both sleeved on the front end of the sewage filter plate, and the two groups of the first limiting sleeves are both provided with rectangular holes matching the front end of the sewage filter plate.

[0009] Preferably, the bottom end of the spring connecting plate is fixedly connected to the top end of the first locking rod, two groups of the first locking rods are provided, and both groups of the first locking rods are provided on the right side of the frame body, the first rotating rod is fixedly connected to the first abutment plate, the first abutment plate abuts against the top end of the first connecting plate, a rectangular hole matching the first abutment plate is provided at the top end of the first connecting plate, and the bottom end of the first connecting plate is fixedly connected to the top end of the frame body.

[0010] Preferably, the left end of the frame body is fixedly connected to a group of first connecting blocks, two groups of the first connecting blocks are provided, the other group of the first connecting blocks is fixedly connected to the left end of the connecting frame, the right end of the frame body is provided with a first mounting groove, and the interiors of the two groups of the first connecting blocks are provided with cylindrical holes matching the first locking rods.

[0011] Preferably, the first connecting groove is fixedly connected to the front end of the frame body, and a rectangular slide groove matching the second connecting rod is opened at the front end of the first connecting groove, a rectangular slide groove matching the second connecting plate is opened at the top end of the second connecting rod, and a rectangular slide groove matching the second connecting plate is also opened at the bottom end of the second connecting rod.

[0012] Preferably, the first anti-slip cover is provided with anti-slip patterns, and the first anti-slip cover is made of rubber.

[0013] The utility model is beneficial in that:

[0014] 1. The utility model realizes the function of connecting the filter frames through the structural design of the connecting assembly, and solves the problem that when the filter frame is used to filter sewage, the existing filter frames cannot be assembled and connected, resulting in the filter frame being unable to be assembled and connected according to the actual required filtering length when the filter frame is used to filter sewage, so that the filter frame can only filter the sewage discharged from one group of pipes, thereby reducing the filtering efficiency of the filter frame;

[0015] 2. The utility model realizes the function of locking and limiting the filter plate through the structural design of the locking component. The sewage can be effectively filtered through the filter frame. Due to the long-term filtration of the filter frame, the filter plate inside it is easily blocked by impurities in the sewage. The filter plate can be easily disassembled from the inside of the filter frame through the locking component, so that it is convenient for workers to clean the filter plate later. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the first partial three-dimensional structure of the utility model;

[0019] Figure 3 For the utility model Figure 2 The enlarged structural diagram at A in the middle;

[0020] Figure 4 It is a schematic diagram of a second partial three-dimensional structure of the utility model;

[0021] Figure 5 For the utility model Figure 4 Enlarged structural diagram at B in the middle.

[0022] In the figure: 1. frame body; 2. sewage filter plate; 3. connecting frame; 40. first mounting groove; 41. first connecting block; 42. first knob; 43. first abutment plate; 44. first rotating rod; 45. first bearing; 46. spring connecting plate; 47. first connecting plate; 48. first spring; 49. first engaging rod; 60. first anti-slip sleeve; 61. second connecting rod; 62. rectangular magnet; 63. first connecting groove; 64. second connecting plate; 65. first limiting sleeve. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-Figure 5 As shown, a combined filter frame for sewage treatment includes a frame body 1, the frame body 1 is sleeved on the outside of a sewage filter plate 2, two groups of sewage filter plates 2 are provided, and both groups of sewage filter plates 2 pass through the front end of the frame body 1, and the rear ends of the two groups of sewage filter plates 2 are abutted against the rear end of the frame body 1, a connecting frame 3 is provided at the right end of the frame body 1, and a connecting component is provided on the right side of the frame body 1;

[0025] The connecting component includes a first knob 42, which is arranged at the right end of the frame body 1, and the first knob 42 is sleeved on the top end of the first rotating rod 44, and the first knob 42 and the top end of the first rotating rod 44 are connected by adhesive, and a cylindrical hole matching the top end of the first rotating rod 44 is opened inside the first knob 42, and the bottom end of the first rotating rod 44 is welded to the inner ring of the first bearing 45, and the outer ring of the first bearing 45 is welded to the top end of the spring connecting plate 46, and the top end of the spring connecting plate 46 is opened with a cylindrical hole matching the outer ring of the first bearing 45, and the first rotating rod 44 passes through the top end of the first connecting plate 47, and the top end of the spring connecting plate 46 is connected to the bottom end of the first spring 48 by adhesive, and two groups of first springs 48 are provided, and the two groups of first springs 48 are both arranged at the right end of the frame body 1, and the top ends of the two groups of first springs 48 are both connected to the inner wall of the top end of the first connecting plate 47 by adhesive, and a clamping component is provided at the front end of the frame body 1;

[0026] During operation, when the frame body 1 and the connecting frame 3 are connected, by pushing the connecting frame 3 to the left, the connecting frame 3 is fixedly connected to another group of first connecting blocks 41, and then drives another group of first connecting blocks 41 to move to the left to the inside of the first mounting groove 40, and then makes the left end of the connecting frame 3 abut against the right end of the frame body 1. At this time, the other group of first connecting blocks 41 completely moves to the inside of the first mounting groove 40. The connecting frame 3 shown in the figure is only a part, which is specifically consistent with the frame body 1. Then turn the first knob 42, the first knob 42 is fixedly connected to the top end of the first rotating rod 44, the bottom end of the first rotating rod 44 is fixedly connected to the inner ring of the first bearing 45, the outer ring of the first bearing 45 is fixedly connected to the top end of the spring connecting plate 46, and then drives the first rotating rod 44 to rotate on the inner ring of the first bearing 45, and the first rotating rod 44 abuts against the first plate 46. 3 is fixedly connected, and then drives the first abutting plate 43 to rotate. When the first abutting plate 43 rotates to coincide with the rectangular hole opened at the top of the first connecting plate 47 and matching the first abutting plate 43, that is, the first abutting plate 43 and the top of the first connecting plate 47 are no longer abutted, that is, the spring connecting plate 46 no longer presses the first spring 48 upwards. Under the action of the restoring force of the first spring 48, the spring connecting plate 46 is then moved downward, and the first rotating rod 44 is connected to the spring connecting plate 46 through the first bearing 45, and then drives the first rotating rod 44 to pass through the top of the first connecting plate 47 and move downward. The first engaging rod 49 is fixedly connected to the bottom end of the spring connecting plate 46, and then drives the first engaging rod 49 to move downward. When the first engaging rod 49 moves upward to engage with the cylindrical hole opened inside the first connecting block 41, the connection between the frame body 1 and the connecting frame 3 can be completed.

[0027] Further, the clamping assembly includes a first anti-slip sleeve 60, which is arranged at the front end of the frame body 1, and the first anti-slip sleeve 60 is sleeved on the outside of the second connecting rod 61, and the first anti-slip sleeve 60 and the second connecting rod 61 are connected by an adhesive, the second connecting rod 61 passes through the front end of the first connecting groove 63, the right end of the second connecting rod 61 is connected to the rectangular magnet 62 by an adhesive, the rectangular magnet 62 is attracted to the inner wall of the first connecting groove 63, the rear end of the second connecting rod 61 is welded to the second connecting plate 64, the second connecting plate 64 is rectangular in design, the second connecting plate 64 passes through the first connecting groove 63, and the second connecting plate 64 is welded to the first limiting sleeve 65, and the first limiting sleeve 65 is provided with two groups, and the two groups of first limiting sleeves 65 are both arranged at the front end of the frame body 1, and the two groups of first limiting sleeves 65 are both sleeved on the front end of the sewage filter plate 2, and the interiors of the two groups of first limiting sleeves 65 are provided with rectangular holes matching the front end of the sewage filter plate 2;

[0028] During operation, two groups of sewage filter plates 2 are arranged inside the frame body 1, and the two groups of sewage filter plates 2 can effectively screen and filter impurities in the sewage. When the sewage filter plate 2 is filtered for a long time, the filter mesh inside it is blocked and needs to be disassembled for cleaning. By pulling the first anti-slip sleeve 60 to the left, the first anti-slip sleeve 60 is provided with anti-slip grooves, and the first anti-slip sleeve 60 is made of rubber material, so that the friction between the hand and it can be increased, so that it is convenient for the staff to pull it. The first anti-slip sleeve 60 is fixedly connected to the second connecting rod 61, and then drives the second connecting rod 61 to slide to the left inside the rectangular slide groove provided at the front end of the first connecting groove 63. The second connecting rod 61 is fixedly connected to the rectangular magnet 62, and then drives the rectangular magnet 62 to move to the left, so that the rectangular magnet 62 and the inner wall of the first connecting groove 63 are no longer engaged, and the absorption of the rectangular magnet 62 The combination can make the two groups of first limiting sleeves 65 more stably sleeved on the front end of the sewage filter plate 2, and the rear end of the second connecting rod 61 is fixedly connected to the second connecting plate 64, which then drives the second connecting plate 64 to move leftward inside the rectangular slide groove opened at the top and bottom ends of the first connecting groove 63. The second connecting plate 64 is fixedly connected to the two groups of first limiting sleeves 65, which then drives the two groups of first limiting sleeves 65 to move leftward. When the two groups of first limiting sleeves 65 move leftward until they are no longer sleeved on the front end of the sewage filter plate 2, that is, the front end of the sewage filter plate 2 loses the limit of the two groups of first limiting sleeves 65, and then the sewage filter plate 2 is pulled forward, thereby making the sewage filter plate 2 pass through the interior of the frame body 1 and move forward. When the sewage filter plate 2 moves forward and completely leaves the interior of the frame body 1, the sewage filter plate 2 can be disassembled, so that the impurities inside the sewage filter plate 2 can be cleaned.

[0029] Further, the bottom end of the spring connecting plate 46 is welded to the top end of the first engaging rod 49, and a cylindrical hole matching the top end of the first engaging rod 49 is provided at the bottom end of the spring connecting plate 46. Two groups of first engaging rods 49 are provided, and both groups of first engaging rods 49 are provided on the right side of the frame body 1. The first rotating rod 44 is welded to the first abutting plate 43, and the first abutting plate 43 is designed in a rectangular shape. The first abutting plate 43 abuts against the top end of the first connecting plate 47, and a rectangular hole matching the first abutting plate 43 is provided at the top end of the first connecting plate 47. The bottom end of the first connecting plate 47 is welded to the top end of the frame body 1;

[0030] During operation, by rotating the first knob 42, the first rotating rod 44 is driven to rotate in the inner ring of the first bearing 45, and the first rotating rod 44 is fixedly connected to the first abutting plate 43, which in turn drives the first abutting plate 43 to rotate. When the first abutting plate 43 rotates to coincide with the rectangular hole that matches the first abutting plate 43 and is opened at the top of the first connecting plate 47, that is, the first abutting plate 43 is no longer in abutment with the top of the first connecting plate 47, that is, the spring connecting plate 46 no longer presses the first spring 48 upwards, and the first spring 48 is engaged. Under the action of the restoring force, the spring connecting plate 46 moves downward, and the first rotating rod 44 is connected to the spring connecting plate 46 through the first bearing 45, which drives the first rotating rod 44 to move downward through the top of the first connecting plate 47. The first engaging rod 49 is fixedly connected to the bottom end of the spring connecting plate 46, which drives the first engaging rod 49 to move downward. When the first engaging rod 49 moves upward to engage with the cylindrical hole opened inside the first connecting block 41, the connection between the frame body 1 and the connecting frame 3 is completed.

[0031] Furthermore, the left end of the frame body 1 is welded to a group of first connecting blocks 41, and two groups of first connecting blocks 41 are provided. Another group of first connecting blocks 41 is welded to the left end of the connecting frame 3. The first connecting blocks 41 are designed in a rectangular shape. The right end of the frame body 1 is provided with a first mounting groove 40. The insides of the two groups of first connecting blocks 41 are provided with cylindrical holes matching the first engaging rods 49.

[0032] During operation, when the frame body 1 and the connecting frame 3 are connected, the connecting frame 3 is pushed to the left, so that the connecting frame 3 is fixedly connected to another group of first connecting blocks 41, and then the other group of first connecting blocks 41 is driven to move to the left to the inside of the first mounting groove 40, and then the left end of the connecting frame 3 is abutted against the right end of the frame body 1. At this time, the other group of first connecting blocks 41 are completely moved to the inside of the first mounting groove 40, and a cylindrical hole matching the first engaging rod 49 is provided inside the first connecting block 41. Through the engagement of the first connecting block 41 with the first engaging rod 49, the connection between the frame body 1 and the connecting frame 3 can be made more stable.

[0033] Furthermore, the first connecting groove 63 is fixedly connected to the front end of the frame body 1, and a rectangular slide groove matching the second connecting rod 61 is opened at the front end of the first connecting groove 63, a rectangular slide groove matching the second connecting plate 64 is opened at the top end of the second connecting rod 61, and a rectangular slide groove matching the second connecting plate 64 is also opened at the bottom end of the second connecting rod 61;

[0034] During operation, by pulling the first anti-slip sleeve 60 to the left, the first anti-slip sleeve 60 is fixedly connected to the second connecting rod 61, which then drives the second connecting rod 61 to slide to the left inside the rectangular slide groove opened at the front end of the first connecting groove 63, and the rear end of the second connecting rod 61 is fixedly connected to the second connecting plate 64, which then drives the second connecting plate 64 to move to the left inside the rectangular slide grooves opened at the top and bottom ends of the first connecting groove 63.

[0035] Furthermore, the first anti-slip cover 60 is provided with anti-slip patterns, and the first anti-slip cover 60 is made of rubber material;

[0036] During operation, the first anti-skid cover 60 is provided with anti-skid patterns, and the first anti-skid cover 60 is made of rubber material, so as to increase the friction between the hand and the first anti-skid cover 60, thereby facilitating the staff to pull the first anti-skid cover 60.

[0037] Working principle: when connecting the frame body 1 and the connecting frame 3, by pushing the connecting frame 3 to the left, the connecting frame 3 is fixedly connected to another group of first connecting blocks 41, and then drives the other group of first connecting blocks 41 to move to the left to the inside of the first mounting groove 40, and then makes the left end of the connecting frame 3 abut against the right end of the frame body 1. At this time, the other group of first connecting blocks 41 completely moves to the inside of the first mounting groove 40. The connecting frame 3 shown in the figure is only a part, which is specifically consistent with the frame body 1. Then turn the first knob 42, the first knob 42 is fixedly connected to the top end of the first rotating rod 44, the bottom end of the first rotating rod 44 is fixedly connected to the inner ring of the first bearing 45, the outer ring of the first bearing 45 is fixedly connected to the top of the spring connecting plate 46, and then drives the first rotating rod 44 to rotate on the inner ring of the first bearing 45, and the first rotating rod 44 abuts against the first 43 is fixedly connected, and then drives the first abutment plate 43 to rotate. When the first abutment plate 43 rotates to coincide with the rectangular hole opened at the top of the first connecting plate 47 and matching the first abutment plate 43, that is, the first abutment plate 43 and the top of the first connecting plate 47 are no longer abutted, that is, the spring connecting plate 46 no longer presses the first spring 48 upward. Under the action of the restoring force of the first spring 48, the spring connecting plate 46 moves downward, and the first rotating rod 44 is connected to the spring connecting plate 46 through the first bearing 45, and then drives the first rotating rod 44 to pass through the top of the first connecting plate 47 and move downward. The first engaging rod 49 is fixedly connected to the bottom end of the spring connecting plate 46, and then drives the first engaging rod 49 to move downward. When the first engaging rod 49 moves upward to engage with the cylindrical hole opened inside the first connecting block 41, the connection between the frame body 1 and the connecting frame 3 can be completed.

[0038] Two groups of sewage filter plates 2 are arranged inside the frame body 1, and the impurities in the sewage can be effectively screened and filtered through the two groups of sewage filter plates 2. When the sewage filter plate 2 is filtered for a long time and the filter mesh inside is blocked and needs to be disassembled for cleaning, the first anti-slip sleeve 60 is pulled to the left. The first anti-slip sleeve 60 has anti-slip patterns, and the first anti-slip sleeve 60 is made of rubber material, so that the friction between the hand and it can be increased, so that it is convenient for the staff to pull it. The first anti-slip sleeve 60 is fixedly connected to the second connecting rod 61, and then drives the second connecting rod 61 to slide to the left inside the rectangular slide groove opened at the front end of the first connecting groove 63. The second connecting rod 61 is fixedly connected to the rectangular magnet 62, and then drives the rectangular magnet 62 to move to the left, so that the rectangular magnet 62 is no longer engaged with the inner wall of the first connecting groove 63, and the attraction of the rectangular magnet 62 can be In order to make the two groups of first limiting sleeves 65 more stably sleeved on the front end of the sewage filter plate 2, the rear end of the second connecting rod 61 is fixedly connected to the second connecting plate 64, and then drives the second connecting plate 64 to move leftward inside the rectangular slide groove opened at the top and bottom ends of the first connecting groove 63. The second connecting plate 64 is fixedly connected to the two groups of first limiting sleeves 65, and then drives the two groups of first limiting sleeves 65 to move leftward. When the two groups of first limiting sleeves 65 move leftward until they are no longer sleeved on the front end of the sewage filter plate 2, that is, the front end of the sewage filter plate 2 loses the limit of the two groups of first limiting sleeves 65, and then the sewage filter plate 2 is pulled forward, and then the sewage filter plate 2 passes through the interior of the frame body 1 and moves forward. When the sewage filter plate 2 moves forward and completely detaches from the interior of the frame body 1, the sewage filter plate 2 can be disassembled, so that the impurities inside the sewage filter plate 2 can be cleaned.

[0039] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A combined filter frame for sewage treatment, comprising a frame body (1), wherein the frame body (1) is sleeved on the outside of a sewage filter plate (2), wherein two groups of sewage filter plates (2) are provided, and both groups of sewage filter plates (2) penetrate the front end of the frame body (1), and the rear ends of the two groups of sewage filter plates (2) are abutted against the rear end of the frame body (1), and a connecting frame (3) is provided at the right end of the frame body (1), characterized in that: A connecting component is provided on the right side of the frame body (1); The connecting assembly comprises a first knob (42), the first knob (42) being arranged at the right end of the frame body (1), the first knob (42) being sleeved on the top end of the first rotating rod (44), and the first knob (42) being fixedly connected to the top end of the first rotating rod (44), the bottom end of the first rotating rod (44) being fixedly connected to the inner ring of the first bearing (45), the outer ring of the first bearing (45) being fixedly connected to the top end of the spring connecting plate (46), the first rotating rod (44) passing through the top end of the first connecting plate (47), the top end of the spring connecting plate (46) being fixedly connected to the bottom end of the first spring (48), two groups of the first springs (48) being arranged, and the two groups of the first springs (48) being arranged at the right end of the frame body (1), the top ends of the two groups of the first springs (48) being fixedly connected to the inner wall of the top end of the first connecting plate (47), and a locking assembly being arranged at the front end of the frame body (1).

2. A combined filter frame for sewage treatment according to claim 1, characterized in that: The snap-fit ​​assembly comprises a first anti-slip sleeve (60), the first anti-slip sleeve (60) being arranged at the front end of the frame body (1), the first anti-slip sleeve (60) being sleeved on the outside of the second connecting rod (61), and the first anti-slip sleeve (60) being fixedly connected to the second connecting rod (61), the second connecting rod (61) passing through the front end of the first connecting groove (63), the right end of the second connecting rod (61) being fixedly connected to the rectangular magnet (62), the rectangular magnet (62) being attracted to the inner wall of the first connecting groove (63), and the second connecting rod ( The rear end of the sewage filter plate (61) is fixedly connected to the second connecting plate (64), the second connecting plate (64) passes through the first connecting groove (63), and the second connecting plate (64) is fixedly connected to the first limiting sleeve (65), two groups of the first limiting sleeve (65) are provided, and the two groups of the first limiting sleeve (65) are both arranged at the front end of the frame body (1), the two groups of the first limiting sleeve (65) are both sleeved on the front end of the sewage filter plate (2), and the insides of the two groups of the first limiting sleeve (65) are both provided with rectangular holes matching the front end of the sewage filter plate (2).

3. A combined filter frame for sewage treatment according to claim 2, characterized in that: The bottom end of the spring connecting plate (46) is fixedly connected to the top end of the first engaging rod (49); the first engaging rod (49) is provided with two groups, and the two groups of the first engaging rods (49) are both provided on the right side of the frame body (1); the first rotating rod (44) is fixedly connected to the first abutting plate (43); the first abutting plate (43) abuts against the top end of the first connecting plate (47); the top end of the first connecting plate (47) is provided with a rectangular hole matching the first abutting plate (43); the bottom end of the first connecting plate (47) is fixedly connected to the top end of the frame body (1).

4. A combined filter frame for sewage treatment according to claim 3, characterized in that: The left end of the frame body (1) is fixedly connected to a group of first connecting blocks (41), and two groups of the first connecting blocks (41) are provided. The other group of the first connecting blocks (41) is fixedly connected to the left end of the connecting frame (3). The right end of the frame body (1) is provided with a first mounting groove (40), and the insides of the two groups of the first connecting blocks (41) are both provided with cylindrical holes matching the first locking rods (49).

5. A combined filter frame for sewage treatment according to claim 4, characterized in that: The first connecting groove (63) is fixedly connected to the front end of the frame body (1), and the front end of the first connecting groove (63) is provided with a rectangular sliding groove matching the second connecting rod (61), the top end of the second connecting rod (61) is provided with a rectangular sliding groove matching the second connecting plate (64), and the bottom end of the second connecting rod (61) is also provided with a rectangular sliding groove matching the second connecting plate (64).

6. A combined filter frame for sewage treatment according to claim 5, characterized in that: The first anti-slip cover (60) is provided with anti-slip patterns, and the first anti-slip cover (60) is made of rubber material.

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