Bag type filter convenient for removing filter residues

Abstract

The utility model discloses a bag type filter convenient for removing filter residues, which comprises a filter, a filtering mechanism arranged in the filter, and a connecting mechanism arranged in the filter, positive and negative tooth screw rods are arranged at four corners of the top of the connecting mechanism, and the positive and negative tooth screw rods are connected with the filter. The bottom of the positive and negative tooth lead screw penetrates into the filter, the top and the bottom of the surface of the positive and negative tooth lead screw are in threaded connection with threaded sleeves, the sides, close to the inner wall of the filter, of the threaded sleeves are movably connected with pulling plates, and the sides, away from the threaded sleeves, of the pulling plates are movably connected with moving plates. Through the arrangement of the connecting mechanism, the cover plate can be taken out, the filter bag is taken out through the cover plate, and then the filter bag is separated from the cover plate, so that internal filter residues can be cleaned, a user does not need to disassemble the filter bag with a large number of tools during use, and the user can conveniently clean the filter bag; therefore, the normal use of a user is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of filters, in particular to a bag filter which is convenient for removing filter residues. Background Art

[0002] The filter is an indispensable device on the pipeline for conveying media. It is usually installed at the inlet end of the pressure reducing valve, pressure relief valve, water level valve, and other equipment of Fanggong filter. The filter consists of a cylinder, a stainless steel filter, a sewage discharge part, a transmission device, and an electrical control part. After the water to be treated passes through the filter cartridge of the filter screen, its impurities are blocked. When cleaning is required, just take out the detachable filter cartridge, treat it, and reinstall it. Therefore, it is extremely convenient to use and maintain.

[0003] There are many kinds of filters, and bag filter is one of them. For example, a bag filter is disclosed in a Chinese patent, with the publication (announcement) number: CN107469431A, comprising: a shell, which is a hollow cylinder, an inlet pipe is arranged on one side of the top of the shell, and an outlet pipe is arranged on the bottom of the shell; an elbow connector, one end of the elbow connector is a connecting flange, the elbow connector can be fixed to the inlet pipe through the connecting flange, and the elbow portion of the elbow connector is located in the shell; a filter bag, the filter bag is sleeved on the elbow connector, the filter bag is fixed to one end of the elbow connector through the connecting flange, the elbow portion of the elbow connector supports the filter bag, and the filtrate can enter the filter bag through the elbow connector and be discharged from the bag filter through the outlet pipe arranged at the bottom of the shell. The bag filter of the present invention can connect the liquid inlet end with the filter screen, thus avoiding the loss of the liquid to be filtered and also avoiding the contamination of the filtered liquid by the unfiltered liquid. The above patent can connect the liquid inlet end with the filter screen when in use, which results in the user needing a large number of tools to disassemble the filter bag when in use, making it inconvenient for the user to clean the filter bag, thus affecting the user's normal use. Utility Model Content

[0004] In order to solve the problems raised in the above background technology, the purpose of the utility model is to provide a bag filter that is easy to remove filter residues, which has the advantage of being convenient for users to clean the filter bags, and solves the problem that bag filters are inconvenient for users to clean the filter bags.

[0005] To achieve the above object, the utility model provides the following technical solution: a bag filter that is convenient for removing filter residues, comprising:

[0006] Filters;

[0007] A filtering mechanism, wherein the filtering mechanism is arranged inside the filter;

[0008] A connecting mechanism, which is arranged inside the filter, and the four corners of the top of the connecting mechanism are provided with positive and negative threaded rods, the bottoms of the positive and negative threaded rods penetrate into the interior of the filter, the top and bottom of the surfaces of the positive and negative threaded rods are threadedly connected with screw sleeves, a pulling plate is movably connected to a side of the screw sleeve close to the inner wall of the filter, a moving plate is movably connected to a side of the pulling plate away from the screw sleeve, a clamping rod is fixedly connected to a side of the moving plate away from the pulling plate, and a side of the clamping rod away from the moving plate penetrates into the interior of the filter.

[0009] As a preferred embodiment of the utility model, the filter includes a storage shell, the bottom of the storage shell is connected to a connecting pipe, the top of the storage shell is provided with a cover plate, the surface of the cover plate is movably connected to the interior of the storage shell, and the surface of the pulling plate is slidably connected to the cover plate.

[0010] As a preferred embodiment of the utility model, the filtering mechanism includes a sealing ring, the top of the sealing ring is fixedly connected to the bottom of the cover plate, the bottom of the sealing ring is movably connected to a support plate, the surface of the support plate is fixedly connected to the interior of the storage shell, the bottom of the cover plate is movably connected to a filter bag, the top of the filter bag is fixedly connected to a connecting thread ring, and the surface of the connecting thread ring is connected to the internal thread of the cover plate.

[0011] As a preferred embodiment of the present invention, the top and bottom of the surfaces of the positive and negative screw rods are fixedly connected with fixed bearings, and the surface of the outer ring of the fixed bearing is fixedly connected to the inner wall of the cover plate.

[0012] As a preferred embodiment of the utility model, a sliding block is fixedly connected to the right side of the screw sleeve, and sliding grooves are respectively provided on the top and bottom of the inner wall of the cover plate corresponding to the position of the sliding block, and the sliding block is slidably connected to the sliding groove.

[0013] As a preferred embodiment of the utility model, the top and bottom of the movable plate are fixedly connected with guide blocks, the top and bottom of the inner wall of the cover plate are provided with guide grooves, and the guide blocks are slidably connected to the guide grooves.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. The utility model provides a connection mechanism so that the cover plate can be taken out, the filter bag can be taken out through the cover plate, and then the filter bag can be separated from the cover plate to clean the internal filter residue. The user does not need a lot of tools to disassemble the filter bag during use, which is convenient for the user to clean the filter bag, thereby ensuring normal use by the user.

[0016] 2. The utility model can store and discharge water by setting a filter. The user transfers water into the storage shell through the pipe on the top of the cover plate, stores the water through the storage shell, and then discharges the water inside the storage shell through the connecting pipe.

[0017] 3. The utility model can filter water by setting a filtering mechanism. The user covers the cover plate on the top of the storage shell so that the sealing ring contacts the support plate, and the gap between the storage shell and the cover plate is sealed to prevent the storage shell from leaking. At the same time, the water is filtered through the filter bag. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is the structural diagram of the utility model;

[0019] Figure 2 For this utility model Figure 1 The three-dimensional structure diagram of the filter mechanism;

[0020] Figure 3 For this utility model Figure 1 Three-dimensional structural diagram of the connecting mechanism.

[0021] In the figure: 1. filter; 101. storage shell; 102. connecting pipe; 103. cover plate; 2. filtering mechanism; 21. sealing ring; 22. supporting plate; 23. filter bag; 24. connecting thread ring; 3. connecting mechanism; 31. positive and negative threaded rod; 32. threaded sleeve; 33. pulling plate; 34. moving plate; 35. clamping rod; 4. fixed bearing; 5. sliding block; 6. sliding groove; 7. guide block; 8. guide groove. DETAILED DESCRIPTION

[0022] 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.

[0023] like Figures 1 to 3 As shown, the utility model provides a bag filter that is convenient for removing filter residues, comprising:

[0024] Filter 1;

[0025] A filter mechanism 2, the filter mechanism 2 is arranged inside the filter 1;

[0026] The connecting mechanism 3 is arranged inside the filter 1, and the four corners of the top of the connecting mechanism 3 are provided with positive and negative threaded rods 31, and the bottom of the positive and negative threaded rods 31 penetrates into the interior of the filter 1, and the top and bottom of the surface of the positive and negative threaded rods 31 are threadedly connected with screw sleeves 32, and the side of the screw sleeve 32 close to the inner wall of the filter 1 is movably connected with a pulling plate 33, and the side of the pulling plate 33 away from the screw sleeve 32 is movably connected with a moving plate 34, and the side of the moving plate 34 away from the pulling plate 33 is fixedly connected with a clamping rod 35, and the side of the clamping rod 35 away from the moving plate 34 penetrates into the interior of the filter 1.

[0027] refer to Figure 1 The filter 1 includes a storage shell 101, the bottom of the storage shell 101 is connected to a connecting pipe 102, the top of the storage shell 101 is provided with a cover plate 103, the surface of the cover plate 103 is movably connected to the inside of the storage shell 101, and the surface of the pulling plate 33 is slidably connected to the cover plate 103.

[0028] As a technical optimization solution of the utility model, by setting up a filter 1, water can be stored and discharged. The user transfers water into the interior of the storage shell 101 through the pipe on the top of the cover 103, stores the water through the storage shell 101, and then discharges the water inside the storage shell 101 through the connecting pipe 102.

[0029] refer to Figure 2 The filtering mechanism 2 includes a sealing ring 21, the top of the sealing ring 21 is fixedly connected to the bottom of the cover plate 103, the bottom of the sealing ring 21 is movably connected to a support plate 22, the surface of the support plate 22 is fixedly connected to the interior of the storage shell 101, the bottom of the cover plate 103 is movably connected to a filter bag 23, the top of the filter bag 23 is fixedly connected to a connecting thread ring 24, and the surface of the connecting thread ring 24 is connected to the internal thread of the cover plate 103.

[0030] As a technical optimization solution of the utility model, water can be filtered by setting up a filtering mechanism 2. The user covers the cover plate 103 on the top of the storage shell 101 so that the sealing ring 21 contacts the support plate 22, and the gap between the storage shell 101 and the cover plate 103 is sealed to prevent the storage shell 101 from leaking. At the same time, the water is filtered through the filter bag 23.

[0031] refer to Figure 3 The top and bottom of the surface of the positive and negative threaded rod 31 are fixedly connected with a fixed bearing 4, and the surface of the outer ring of the fixed bearing 4 is fixedly connected to the inner wall of the cover plate 103.

[0032] As a technical optimization solution of the utility model, by providing a fixed bearing 4, the positive and negative threaded rod 31 can be fixed to prevent the positive and negative threaded rod 31 from moving up and down.

[0033] refer to Figure 3 A slider 5 is fixedly connected to the right side of the screw sleeve 32 , and a slide groove 6 is provided at the top and bottom of the inner wall of the cover plate 103 corresponding to the position of the slider 5 , and the slider 5 is slidably connected to the slide groove 6 .

[0034] As a technical optimization solution of the present invention, by providing the slider 5 and the slide groove 6, the screw sleeve 32 can be guided to prevent the screw sleeve 32 from rotating when moving.

[0035] refer to Figure 3 The top and bottom of the movable plate 34 are fixedly connected with guide blocks 7, the top and bottom of the inner wall of the cover plate 103 are provided with guide grooves 8, and the guide blocks 7 are slidably connected with the guide grooves 8.

[0036] As a technical optimization solution of the present invention, by providing the guide block 7 and the guide groove 8, the movable plate 34 can be guided to prevent the movable plate 34 from being offset when moving.

[0037] The working principle and usage process of the utility model are as follows: when in use, the user manually rotates the forward and reverse screw rods 31, the forward and reverse screw rods 31 drive the screw sleeve 32 to move inward, the screw sleeve 32 drives one end of the pulling plate 33 to move inward, the other end of the pulling plate 33 drives the movable plate 34 to move toward the side close to the screw sleeve 32, the movable plate 34 drives the clamping rod 35 to move toward the side close to the screw sleeve 32, so that the clamping rod 35 is retracted into the interior of the cover plate 103, and then the cover plate 103 is moved upward to remove the cover plate 103, the filter bag 23 is brought out through the cover plate 103, and then the filter bag 23 is separated from the cover plate 103, so that it is convenient for the user to filter the filter residue inside the filter bag 23.

[0038] In summary, the bag filter which is convenient for removing filter residues can make the cover plate 103 removable by setting the connection mechanism 3, and the filter bag 23 can be taken out through the cover plate 103, and then the filter bag 23 can be separated from the cover plate 103 to clean the internal filter residues. The user does not need a large number of tools to disassemble the filter bag during use, which is convenient for the user to clean the filter bag, thereby ensuring normal use by the user.

[0039] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0040] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A bag filter that is easy to remove filter residue, characterized in that: include: Filter (1); A filtering mechanism (2), wherein the filtering mechanism (2) is arranged inside the filter (1); A connecting mechanism (3), wherein the connecting mechanism (3) is arranged inside the filter (1), and the four corners of the top of the connecting mechanism (3) are each provided with a positive and negative threaded rod (31), the bottom of the positive and negative threaded rod (31) penetrates into the interior of the filter (1), the top and bottom of the surface of the positive and negative threaded rod (31) are both threadedly connected with a screw sleeve (32), the side of the screw sleeve (32) close to the inner wall of the filter (1) is movably connected with a pulling plate (33), the side of the pulling plate (33) away from the screw sleeve (32) is movably connected with a moving plate (34), the side of the moving plate (34) away from the pulling plate (33) is fixedly connected with a clamping rod (35), and the side of the clamping rod (35) away from the moving plate (34) penetrates into the interior of the filter (1).

2. A bag filter for facilitating the removal of filter residue according to claim 1, characterized in that: The filter (1) comprises a storage shell (101), the bottom of the storage shell (101) is connected to a connecting pipe (102), the top of the storage shell (101) is provided with a cover plate (103), the surface of the cover plate (103) is movably connected to the inside of the storage shell (101), and the surface of the pulling plate (33) is slidably connected to the cover plate (103).

3. A bag filter for facilitating the removal of filter residue according to claim 2, characterized in that: The filtering mechanism (2) comprises a sealing ring (21), the top of the sealing ring (21) is fixedly connected to the bottom of the cover plate (103), the bottom of the sealing ring (21) is movably connected to a support plate (22), the surface of the support plate (22) is fixedly connected to the inside of the storage shell (101), the bottom of the cover plate (103) is movably connected to a filter bag (23), the top of the filter bag (23) is fixedly connected to a connecting thread ring (24), and the surface of the connecting thread ring (24) is connected to the internal thread of the cover plate (103).

4. A bag filter for facilitating the removal of filter residue according to claim 3, characterized in that: The top and bottom of the surface of the positive and negative threaded rod (31) are fixedly connected to a fixed bearing (4), and the surface of the outer ring of the fixed bearing (4) is fixedly connected to the inner wall of the cover plate (103).

5. A bag filter for facilitating the removal of filter residues according to claim 4, characterized in that: A slider (5) is fixedly connected to the right side of the screw sleeve (32), and a slide groove (6) is provided at the top and bottom of the inner wall of the cover plate (103) corresponding to the position of the slider (5), and the slider (5) is slidably connected to the slide groove (6).

6. A bag filter for facilitating the removal of filter residues according to claim 5, characterized in that: The top and bottom of the movable plate (34) are fixedly connected with guide blocks (7), the top and bottom of the inner wall of the cover plate (103) are provided with guide grooves (8), and the guide blocks (7) are slidably connected with the guide grooves (8).

Images