Filter convenient to disassemble, assemble and replace

Abstract

The utility model discloses a filter convenient to disassemble, assemble and replace, and belongs to the technical field of filters. Comprising a water inlet pipe, the water inlet pipe is connected with a first water distribution pipe through a three-way valve, a filtering assembly convenient to disassemble is arranged at the output end of the first water distribution pipe, and the filtering assembly comprises a filtering bin communicated with the first water distribution pipe, a filter element assembly arranged in the filtering bin and a cover plate arranged at the end of the filtering bin; a locking assembly is arranged between the cover plate and the filtering bin, a second water distribution pipe is arranged at the top of the filtering assembly and provided with a water outlet pipe through a three-way valve, and the output end of the filtering assembly is further provided with a blow-off pipe communicated with the interior of the filtering bin; the detachable filter assembly is designed and matched with the locking assembly to achieve rapid opening and closing, the filter element can be replaced or cleaned without complex tools, the maintenance efficiency is greatly improved, the locking assembly is matched with the locking bolt through the screw rod, the cover plate can be fastened or loosened only by rotating a small number of circles, and operation is easy and labor is saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to filter technical field especially, it relates to a filter convenient to dismouting replacement. BACKGROUND

[0002] In industrial production and daily life, filter is widely used in water purification, air filtration, fluid separation and many other fields. Its through filter core intercepts the impurity, particle in fluid, ensures the purity and use safety of fluid.

[0003] The filter in the prior art can play a certain filtering effect, but it still has certain shortcomings in use, the filter core mounting structure of the traditional filter is complex, needs to be assisted by multiple tools when disassembling and replacing, and a large amount of manpower and time cost is consumed, and frequent disassembly and assembly can easily lead to damage of filter parts, affecting the service life, therefore, the application provides a filter convenient to dismouting replacement. UTILITY MODEL CONTENT

[0004] The utility model discloses a filter convenient to dismouting replacement.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A filter convenient to dismouting replacement, including water inlet pipe, the water inlet pipe is connected with first branch pipe through three-way valve, the first branch pipe output is equipped with the filter assembly convenient to dismounting, wherein, the filter assembly includes the filter bin that communicates with the first branch pipe, the filter core assembly that sets up in the filter bin inside and the cover plate that sets up at the filter bin end, the lock solid component is arranged between the cover plate and the filter bin, the filter assembly top is equipped with the second branch pipe, the second branch pipe is equipped with the water outlet pipe through three-way valve, the filter assembly output is still equipped with the blow-off pipe that communicates with the filter bin inside.

[0007] As the preferred technical scheme of the application, the first branch pipe, the second branch pipe and the blow-off pipe are all equipped with control valve.

[0008] As the preferred technical scheme of the application, the lock solid component includes the fixed seat that sets up on the outer wall of filter bin, the screw rod that is rotatably connected in the fixed seat through the pin shaft and the lock bolt that is connected with the screw rod thread, wherein, the cover plate is equipped with the slot that cooperates with the screw rod.

[0009] As the preferred technical scheme of the application, the filter bin inside is equipped with the step seat that cooperates with the filter core assembly, and the sealing rubber pad is arranged between the filter bin and the cover plate.

[0010] As a preferred technical scheme of the present application, the filter element assembly comprises fixed plates symmetrically arranged and filter elements arranged between the two fixed plates.

[0011] Compared with the prior art, the filter provided by the present application has the following beneficial effects:

[0012] 1. The filter is convenient to disassemble and replace, adopts a detachable filter assembly design, cooperates with a locking assembly to realize quick opening and closing, and can complete filter element replacement or cleaning without complex tools, greatly improves maintenance efficiency, and the locking assembly is cooperated with a screw rod and a locking bolt, only needs to be rotated for a small number of turns to fasten or loosen the cover plate, and is simple and labor-saving to operate.

[0013] 2. The filter is convenient to disassemble and replace, controls the first water distribution pipe and the second water distribution pipe through a three-way valve, can switch water flow channels when replacing the filter element, avoids system shutdown, improves operation continuity, is provided with a control valve, is convenient to regularly blow down or backwash, and prolongs the service life of the filter element. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is a structural schematic diagram of the present application Figure 1 ;

[0015] Figure 2 is a structural schematic diagram of the present application Figure 2 ;

[0016] Figure 3 is a structural schematic diagram of part A of the present application Figure 2 ;

[0017] Figure 4 is a structural schematic diagram of the filter assembly of the present application.

[0018] In the drawings:

[0019] 100, water inlet pipe; 101, first water distribution pipe; 200, filter assembly; 201, filter bin; 202, filter element assembly; 2021, fixed plate; 2022, filter element; 203, cover plate; 204, locking assembly; 205, fixed seat; 206, screw rod; 207, locking bolt; 208, slot; 209, step seat; 210, sealing rubber gasket; 300, second water distribution pipe; 301, water outlet pipe; 400, blowdown pipe; 401, control valve. DETAILED DESCRIPTION

[0020] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described; obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application, and all the other embodiments obtained by those skilled in the art without creative labor on the basis of the embodiments of the present application belong to the scope of protection of the present application. Embodiments

[0021] With reference to Figures 1-4 A filter convenient to disassemble and replace, comprising a water inlet pipe 100, the water inlet pipe 100 is connected with a first water distribution pipe 101 through a three-way valve, a filter assembly 200 is arranged on the output end of the first water distribution pipe 101, wherein the filter assembly 200 comprises a filter bin 201 connected with the first water distribution pipe 101, a filter core assembly 202 arranged in the filter bin 201 and a cover plate 203 arranged at the end of the filter bin 201, a locking assembly 204 is arranged between the cover plate 203 and the filter bin 201, a second water distribution pipe 300 is arranged on the top of the filter assembly 200, the second water distribution pipe 300 is provided with a water outlet pipe 301 through a three-way valve, and a blowdown pipe 400 is arranged on the output end of the filter assembly 200 and connected with the inside of the filter bin 201, specifically, the liquid to be filtered enters from the water inlet pipe 100, is distributed to the first water distribution pipe 101 through the three-way valve, and then flows into the filter bin 201. The liquid is filtered by the filter core assembly 202 in the filter bin 201, the solid impurities are intercepted on the surface or in the inside of the filter core, the clean liquid passes through the filter core, the filtered clean liquid flows upward, is collected through the second water distribution pipe 300, is discharged from the water outlet pipe 301 through the three-way valve, and the filtering cycle is completed, when the impurities on the surface of the filter core accumulate more, the control valve 401 of the blowdown pipe 400 can be opened, the filter core is backwashed by using the system pressure or external washing water, the washing water carries the impurities and is discharged from the blowdown pipe 400, and the online cleaning of the filter core is realized.

[0022] With reference to Figures 1-2 The control valve 401 is arranged on the first water distribution pipe 101, the second water distribution pipe 300 and the blowdown pipe 400, the flow direction of the water to be filtered can be conveniently controlled through the arranged control valve 401, the blowdown operation is performed in cooperation with the arranged blowdown pipe 400, meanwhile, the flow direction of the filtered water is controlled, so that the filter core assembly 202 in the filter bin 201 can be cleaned and replaced without cutting off the filtering process.

[0023] With reference to Figures 1-3The locking assembly 204 comprises a fixing seat 205 arranged on the outer wall of the filter chamber 201, a screw rod 206 rotatably connected in the fixing seat 205 by a pin shaft, and a locking bolt 207 threadedly connected with the screw rod 206, wherein the cover plate 203 is provided with a slot 208 matched with the screw rod 206, the locking assembly 204 realizes quick opening and closing, and the filter core can be replaced or cleaned without complex tools, thereby greatly improving the maintenance efficiency.

[0024] With reference to Figure 4 The filter chamber 201 is internally provided with a stepped seat 209 matched with the filter core assembly 202, the stepped seat 209 is tightly matched with the filter core assembly 202, thereby preventing the short circuit of unfiltered liquid and ensuring the filtering effect, and the filter chamber 201 and the cover plate 203 are provided with a sealing rubber pad 210, the sealing performance of the filter can be improved by the sealing rubber pad 210, thereby preventing liquid leakage.

[0025] The filter core assembly 202 comprises symmetrical fixing plates 2021 and filter cores 2022 arranged between the two fixing plates 2021, and the filter cores 2022 can filter the impurity particles contained in the water quality.

[0026] Specifically, when the filter is used, the water resource to be filtered enters the filter through the water inlet pipe 100, is first shunted by the three-way valve and flows to the filter assembly 200 through the first water distribution pipe 101, in the filter assembly 200, the liquid enters the filter chamber 201 and is filtered by the filter core assembly 202, the filter core 2022 can effectively remove the impurities and particulate matters in the liquid, the filter core is a mature existing technology, and thus redundant description is not given here, the filtered liquid then flows out through the second water distribution pipe 300 and again passes through the three-way valve, and finally is discharged from the filter through the water outlet pipe 301, in the filtering process, the filter core assembly 202 may need to be cleaned or replaced regularly due to the accumulation of impurities, the filter chamber 201 can be easily opened and closed by the locking assembly 204, when the cover plate 203 needs to be opened, the locking bolt 207 is loosened, the screw rod 206 is rotated in the fixing seat 205, and thus the cover plate 203 is removed from the filter chamber 201, the cover plate 203 is provided with the slot 208 matched with the screw rod 206, so as to ensure that the screw rod 206 can be smoothly rotated and fix or release the cover plate 203; in terms of sewage discharge, the sewage pipe 400 is arranged to communicate with the inside of the filter chamber 201, when the filter chamber 201 or the filter core assembly 202 needs to be cleaned, the accumulated impurities and sewage can be discharged from the filter by opening the control valve 401 on the sewage pipe 400, and the control valve 401 is also arranged on the first water distribution pipe 101 and the second water distribution pipe 300, so as to close or adjust the flow of liquid when needed.

[0027] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto, and any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A filter that is easy to disassemble and replace, comprising an inlet pipe (100), characterized in that, The inlet pipe (100) is connected to the first branch pipe (101) via a three-way valve. The output end of the first branch pipe (101) is provided with a filter assembly (200) that is easy to disassemble. The filter assembly (200) includes a filter chamber (201) connected to the first branch pipe (101), a filter element assembly (202) disposed inside the filter chamber (201), and a cover plate (203) disposed at the end of the filter chamber (201). A locking assembly (204) is provided between the cover plate (203) and the filter chamber (201). The top of the filter assembly (200) is provided with a second branch pipe (300). The second branch pipe (300) is provided with an outlet pipe (301) via a three-way valve. The output end of the filter assembly (200) is also provided with a drain pipe (400) connected to the inside of the filter chamber (201).

2. The filter that is easy to disassemble and replace according to claim 1, characterized in that, Control valves (401) are installed on the first water distribution pipe (101), the second water distribution pipe (300), and the sewage pipe (400).

3. The filter that is easy to disassemble and replace according to claim 1, characterized in that, The locking assembly (204) includes a fixed seat (205) disposed on the outer wall of the filter chamber (201), a screw (206) rotatably connected to the fixed seat (205) by a pin, and a locking bolt (207) threadedly connected to the screw (206). The cover plate (203) is provided with a slot (208) that cooperates with the screw (206).

4. The filter that is easy to disassemble and replace according to claim 1, characterized in that, The filter chamber (201) is provided with a stepped seat (209) that cooperates with the filter element assembly (202), and a sealing gasket (210) is provided between the filter chamber (201) and the cover plate (203).

5. A filter that is easy to disassemble and replace according to claim 1, characterized in that, The filter element assembly (202) includes symmetrically arranged fixing plates (2021) and a filter element (2022) disposed between the two fixing plates (2021).

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