Bag type filter convenient to install

Abstract

The utility model discloses a bag type filter convenient to install, which relates to the field of sewage treatment and comprises a metal filter cylinder and a bag type filter core, a sealing cylinder cover is arranged at the top of the metal filter cylinder, a bolt is fixedly welded on the outer side of the sealing cylinder cover, a clamping seat is arranged at the top of the metal filter cylinder, and the bolt is movably inserted into the clamping seat. A clamping mechanism for fixing the sealing cylinder cover is arranged on the mounting flange and comprises a sliding shaft and a spring. According to the bag type filter convenient to install, a bag type filter element is inserted into a metal filter cylinder, then a rubber ring is placed into an annular assembling groove, a handle is pulled downwards, a spring is compressed, a sealing cylinder cover is rotated, a plug pin enters a clamping base, and therefore the sealing cylinder cover and the metal filter cylinder are tightly installed; and when the clamping ring directly faces the sliding shaft, the sliding shaft is upwards jacked into the clamping ring by the spring, so that quick disassembly and assembly are realized.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, in particular to a bag filter which is easy to install. Background Art

[0002] In the process of sewage filtration, filters are usually used to remove impurities. There is a bag filter on the market, which is essentially a filter bag installed inside a metal part. The filtering effect is achieved by replacing the filter bag.

[0003] However, in actual use, the filter needs to be installed in an upper and lower separated manner to facilitate the installation of the filter bag inside. The current traditional installation method is to place the filter bag inside the filter, and then press the top of the filter bag with a seal, and then fix it with multiple bolts to ensure sealing on all sides. At the same time, it also ensures that the sewage entering the water inlet end can be completely filtered through the filter bag. This results in the need to install multiple bolts one by one during the installation process, which is very troublesome. For this reason, a bag filter that is easy to install is provided to solve the above problem. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a bag filter that is easy to install, which solves the current traditional installation method of placing the filter bag inside the filter and fixing it with multiple bolts, which results in the need to install multiple bolts one by one during the installation process, which is very troublesome.

[0006] (II) Technical solution

[0007] To achieve the above objectives, the utility model is implemented through the following technical solutions: a bag filter that is easy to install, comprising a metal filter cartridge and a bag filter core installed inside the metal filter cartridge, a sealing cylinder cover is installed on the top of the metal filter cartridge, a latch is fixedly welded to the outside of the sealing cylinder cover, and the thickness of the latch is gradually thickened, a mounting flange is welded on the top of the metal filter cartridge, a socket is welded on the top of the mounting flange, the latch is movably plugged into the inside of the socket, and a clamping mechanism for fixing the sealing cylinder cover is provided on the mounting flange, and the clamping mechanism includes a sliding shaft that passes through the sealing cylinder cover and a spring provided at the bottom of the sliding shaft.

[0008] Preferably, the holders are arranged in a ring array on the top of the mounting flange, a turntable is welded on the top of the sealing cylinder cover, and a handle is rotatably connected to the top of the turntable.

[0009] Preferably, a water inlet pipe is installed in the middle of the turntable, and a water outlet pipe is installed on the outer wall of the bottom end of the metal filter cartridge.

[0010] Preferably, a fixed tube is welded to the bottom of the mounting flange, the sliding shaft passes through the fixed tube, and the spring is placed inside the fixed tube. A clamping ring is welded to the outer wall of the sealing cylinder cover, and the top end of the sliding shaft is movably inserted into the inside of the clamping ring.

[0011] Preferably, a retaining ring is fixedly sleeved on the outer surface of the sliding shaft, the retaining ring abuts against the top of the spring, and a handle is welded to the bottom of the sliding shaft.

[0012] Preferably, an annular assembly groove is provided at the top of the mounting flange, a rubber ring is installed at the top of the bag filter element, and the rubber ring is installed inside the annular assembly groove.

[0013] Preferably, a pressure ring is fixedly welded to the bottom of the sealing cylinder cover, a mounting groove is provided on the top of the rubber ring, and the pressure ring is installed inside the mounting groove.

[0014] Preferably, a rubber plug is provided in the middle of the pressure ring, and the rubber plug is inserted into the inner top of the bag filter core.

[0015] The utility model discloses a bag filter which is easy to install and has the following beneficial effects: by inserting the bag filter core into the interior of a metal filter cartridge and then placing the rubber ring into the interior of an annular assembly groove, the sealing cylinder cover is buckled on the top of the metal filter cartridge so that the pressure ring enters into the interior of the installation groove, and at the same time the rubber plug tightly squeezes the top of the bag filter core against the inner wall of the metal filter cartridge, and at this time the handle is pulled downward so that the spring is compressed, and then the sealing cylinder cover is rotated so that the latch enters into the interior of the clamping seat, and as the latch moves inward, the sealing cylinder cover and the metal filter cartridge are installed more tightly, and when the clamping ring is directly opposite to the sliding shaft, the spring pushes the sliding shaft upward into the interior of the clamping ring, thereby completing the installation and realizing quick disassembly and assembly. 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 This is a schematic diagram of the overall outer surface structure of the utility model;

[0018] Figure 2 This is an exploded view of the top structure of the metal filter cartridge of the utility model;

[0019] Figure 3 This is a schematic diagram of the bottom structure of the sealing cylinder cover of the utility model;

[0020] Figure 4 It is a cross-sectional view of the internal structure of the clamping mechanism of the utility model.

[0021] In the figure: 1. Metal filter cartridge; 2. Sealing cartridge cover; 3. Water inlet pipe; 4. Water outlet pipe; 5. Mounting flange; 6. Bag filter element; 7. Annular assembly groove; 8. Clamping mechanism; 81. Fixed tube; 82. Sliding shaft; 83. Retaining ring; 84. Spring; 85. Handle; 9. Rubber ring; 10. Mounting groove; 11. Turntable; 12. Grip; 13. Card seat; 14. Snap ring; 15. Press ring; 16. Rubber plug; 17. Latch. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution in the embodiments of the utility model is described clearly and completely. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of 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] The embodiment of the present application solves the problem that the current traditional installation method is to place the filter bag inside the filter and fix it with multiple bolts by providing a bag filter that is easy to install. This results in the need to install multiple bolts one by one during the installation process, which is very troublesome.

[0024] In order to better understand the above technical solution, the above technical solution will be described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0025] The utility model embodiment discloses a bag filter which is easy to install.

[0026] According to the attached Figure 1-4 As shown, it includes a metal filter cartridge 1 and a bag filter element 6 installed inside the metal filter cartridge 1, a sealing cylinder cover 2 is installed on the top of the metal filter cartridge 1, a latch 17 is fixedly welded on the outer side of the sealing cylinder cover 2, and the thickness of the latch 17 is gradually thickened, a mounting flange 5 is welded on the top of the metal filter cartridge 1, a holder 13 is welded on the top of the mounting flange 5, the latch 17 is movably plugged into the inside of the holder 13, and a clamping mechanism 8 for fixing the sealing cylinder cover 2 is arranged on the mounting flange 5, and the clamping mechanism 8 includes a sliding shaft 82 that passes through the sealing cylinder cover 2 and a spring 84 arranged at the bottom of the sliding shaft 82.

[0027] The holder 13 is arranged in an annular array on the top of the mounting flange 5, a turntable 11 is welded on the top of the sealing cylinder cover 2, and a handle 12 is rotatably connected to the top of the turntable 11. The turntable 11 is rotated by the handle 12, which is more labor-saving and convenient to use.

[0028] A water inlet pipe 3 is installed in the middle of the turntable 11 , and a water outlet pipe 4 is installed on the outer wall of the bottom end of the metal filter cartridge 1 .

[0029] A fixed tube 81 is welded to the bottom of the mounting flange 5, the sliding shaft 82 passes through the fixed tube 81, and the spring 84 is placed inside the fixed tube 81. A retaining ring 14 is welded to the outer wall of the sealing cylinder cover 2, and the top of the sliding shaft 82 is movably inserted into the inside of the retaining ring 14. A retaining ring 83 is fixedly sleeved on the outer surface of the sliding shaft 82, and the retaining ring 83 is abutted against the top of the spring 84. A handle 85 is welded to the bottom of the sliding shaft 82. Pull the handle 85 downward to compress the spring 84, and then rotate the sealing cylinder cover 2. When the retaining ring 14 is facing the sliding shaft 82, the spring 84 pushes the sliding shaft 82 upward into the inside of the retaining ring 14, thereby completing the quick installation.

[0030] An annular assembly groove 7 is provided on the top of the mounting flange 5, a rubber ring 9 is installed on the top of the bag filter element 6, and the rubber ring 9 is installed inside the annular assembly groove 7. A pressure ring 15 is fixedly welded to the bottom of the sealing cylinder cover 2, and an installation groove 10 is provided on the top of the rubber ring 9, and the pressure ring 15 is installed inside the installation groove 10. The rubber ring 9 provided with the bag filter element 6 can achieve fast and accurate installation, effectively avoiding water leakage at the connection.

[0031] A rubber plug 16 is provided in the middle of the pressure ring 15 , and the rubber plug 16 is plugged into the inner top of the bag filter core 6 to tightly squeeze the top of the bag filter core 6 onto the inner wall of the metal filter cartridge 1 .

[0032] In summary, compared with the prior art, the present invention has the following beneficial effects:

[0033] The device is implemented by inserting the bag filter core 6 into the metal filter cartridge 1, and then placing the rubber ring 9 into the annular assembly groove 7. At this time, the sealing cylinder cover 2 is buckled on the top of the metal filter cartridge 1, so that the pressure ring 15 enters into the installation groove 10, and at the same time, the rubber plug 16 tightly squeezes the top of the bag filter core 6 against the inner wall of the metal filter cartridge 1. At this time, the handle 85 is pulled downward to compress the spring 84, and then the sealing cylinder cover 2 is rotated by the turntable 11 to make the pin 17 enter into the card seat 13. As the pin 17 moves inward, the sealing cylinder cover 2 and the metal filter cartridge 1 are installed more tightly. When the snap ring 14 is opposite to the sliding shaft 82, the spring 84 pushes the sliding shaft 82 upward into the snap ring 14, thereby completing the installation and realizing quick disassembly and assembly.

[0034] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. 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, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A bag filter that is easy to install, comprising a metal filter cartridge (1) and a bag filter core (6) installed inside the metal filter cartridge (1), wherein a sealing cartridge cover (2) is installed on the top of the metal filter cartridge (1), characterized in that: A latch (17) is fixedly welded to the outer side of the sealing cylinder cover (2), and the thickness of the latch (17) is gradually increased. A mounting flange (5) is welded to the top of the metal filter cylinder (1), and a clamping seat (13) is welded to the top of the mounting flange (5). The latch (17) is movably inserted into the inside of the clamping seat (13). A clamping mechanism (8) for fixing the sealing cylinder cover (2) is arranged on the mounting flange (5), and the clamping mechanism (8) comprises a sliding shaft (82) penetrating the sealing cylinder cover (2) and a spring (84) arranged at the bottom of the sliding shaft (82).

2. A bag filter that is easy to install according to claim 1, characterized in that: The holders (13) are arranged in an annular array on the top of the mounting flange (5); a rotating disk (11) is welded to the top of the sealing cylinder cover (2); and a gripping rod (12) is rotatably connected to the top of the rotating disk (11).

3. A bag filter that is easy to install according to claim 2, characterized in that: A water inlet pipe (3) is installed in the middle of the rotating disk (11), and a water outlet pipe (4) is installed on the outer wall of the bottom end of the metal filter cartridge (1).

4. A bag filter that is easy to install according to claim 3, characterized in that: A fixed tube (81) is welded to the bottom of the mounting flange (5), the sliding shaft (82) passes through the fixed tube (81), and the spring (84) is placed inside the fixed tube (81). A clamping ring (14) is welded to the outer wall of the sealing cylinder cover (2), and the top end of the sliding shaft (82) is movably inserted into the inside of the clamping ring (14).

5. A bag filter that is easy to install according to claim 4, characterized in that: A retaining ring (83) is fixedly sleeved on the outer surface of the sliding shaft (82), the retaining ring (83) abuts against the top of the spring (84), and a handle (85) is welded to the bottom of the sliding shaft (82).

6. The easy-to-install bag filter according to claim 1, characterized in that: An annular assembly groove (7) is provided at the top of the mounting flange (5), a rubber ring (9) is installed at the top of the bag filter element (6), and the rubber ring (9) is installed inside the annular assembly groove (7).

7. A bag filter that is easy to install according to claim 6, characterized in that: A pressure ring (15) is fixedly welded to the bottom of the sealing cylinder cover (2), a mounting groove (10) is provided on the top of the rubber ring (9), and the pressure ring (15) is mounted inside the mounting groove (10).

8. The easy-to-install bag filter according to claim 7, characterized in that: A rubber plug (16) is provided in the middle of the pressure ring (15), and the rubber plug (16) is plugged into the inner top of the bag filter core (6).

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