Raw water filtering device

Abstract

The utility model provides a raw water filtering device, and belongs to the technical field of raw water filtering. The raw water filtering device comprises a filtering structure and a cleaning structure, the filtering structure comprises a box body, a splitter plate, a filtering net, a clamping assembly, a filtering assembly and a circulating assembly, the splitter plate is arranged in the box body, the filtering net is in sliding connection with the box body, the clamping assembly is arranged on one side of the box body, and the filtering assembly is arranged in the box body. The clamping assembly is connected with the filter screen in a clamping mode, the filter assembly is arranged in the box body, the circulating assembly is arranged on one side of the box body, the cleaning structure comprises a reciprocating sliding assembly, a scraping plate, a collecting box and a blow-off pipe, the reciprocating sliding assembly is arranged in the box body, and the scraping plate is connected with the reciprocating sliding assembly. According to the raw water filtering device, the filter screen can be conveniently cleaned, and the filtering efficiency is improved.

Description

Technical Field

[0001] The present application relates to the field of raw water filtration, and in particular, to a raw water filtration device. Background Art

[0002] The quality of raw water is very complex and requires a series of filtration steps to obtain the required water quality. Therefore, the filtration process of water treatment is necessary. Therefore, a raw water filtration device is needed to treat the raw water. When working, under the action of external force, the liquid in the suspension flows out through the pores of the medium, and the solid particles are intercepted, thereby achieving separation.

[0003] The existing raw water filtering device has a poor filtering effect on raw water during actual use, and during the raw water filtering process, the flow of raw water will have a certain impact on the filtering structure. The filtering structure is easily damaged by the impact force for a long time.

[0004] In this regard, the Chinese patent application number is CN202223545817.6, which discloses a raw water filtration device, which uses water circulation filtration technology to filter the raw water, effectively improving the filtration effect of the raw water, and in the filtration process, it can avoid the impact of the water flow from damaging the plate filter, and is highly practical.

[0005] The above solution still has the following shortcomings during use: when filtering raw water, impurities are easily accumulated on the surface of the filter screen, which is not easy to clean in time, thereby affecting the efficiency of filtering and reducing the practicality of the device. Utility Model Content

[0006] In order to make up for the above shortcomings, the present application provides a raw water filtration device, which aims to improve the problem that when filtering raw water, impurities are easily accumulated on the surface of the filter screen and it is not easy to clean in time, thus affecting the filtration efficiency.

[0007] An embodiment of the present application provides a raw water filtering device, including a filtering structure and a cleaning structure, the filtering structure including a casing, a diverter plate, a filter screen, a snap-on assembly, a filtering assembly and a circulation assembly, the diverter plate is arranged in the casing, the filter screen is slidably connected to the casing, the snap-on assembly is arranged on one side of the casing, the snap-on assembly is snap-connected to the filter screen, the filtering assembly is arranged in the casing, the circulation assembly is arranged on one side of the casing, the cleaning structure includes a reciprocating sliding assembly, a scraper, a collecting box and a drain pipe, the reciprocating sliding assembly is arranged in the casing, the scraper is connected to the reciprocating sliding assembly, the scraper is fitted with the filter screen, both sides of the casing are connected to the collecting boxes, and the drain pipe is connected to the collecting boxes.

[0008] In a specific embodiment, the clamping assembly includes a fixed block, a sliding rod, a slider and a spring. The fixed block is arranged on one side of the box body, the sliding rod is slidably connected to the fixed block, the sliding rod is clamped to the filter net, the slider is connected to the sliding rod, the slider is slidably connected to the fixed block, and the spring is sleeved on the sliding rod.

[0009] In the above implementation process, the filter screen can be easily disassembled and assembled by setting the fixed block, the sliding rod, the sliding block and the spring.

[0010] In a specific embodiment, a pull block is provided at one end of the sliding rod.

[0011] In the above implementation process, by providing a pulling block at one end of the sliding rod, it is convenient for the user to pull the sliding rod, saving time and effort.

[0012] In a specific embodiment, the filter assembly includes a pebble layer, a first gauze layer, a quartz sand layer, a second gauze layer, an activated carbon layer, a third gauze layer and a partition, the partition is arranged in the box body, and the third gauze layer, the activated carbon layer, the second gauze layer, the quartz sand layer, the first gauze layer and the pebble layer are arranged on the top of the partition in sequence.

[0013] In the above implementation process, by setting the pebble layer, the first gauze layer, the quartz sand layer, the second gauze layer, the activated carbon layer, the third gauze layer and the partition, the raw water can be further filtered.

[0014] In a specific embodiment, the circulation component includes a water inlet pipe, a water pump and a water outlet pipe, the two ends of the water inlet pipe are respectively connected to the box and the water pump, the water pump is installed on one side of the box, and the two ends of the water outlet pipe are respectively connected to the water pump and the box.

[0015] In the above implementation process, the provision of a water inlet pipe, a water pump and a water outlet pipe facilitates water circulation filtration and improves the filtration effect.

[0016] In a specific embodiment, the reciprocating sliding assembly includes a servo motor, a ball screw pair and a screw nut pair. The servo motor is installed on one side of the housing, the ball screw pair is connected to the servo motor, the ball screw pair is rotatably connected to the housing, the screw nut pair is connected to the ball screw pair, and the scraper is connected to the screw nut pair.

[0017] In the above implementation process, through the setting of the servo motor, the ball screw pair and the screw nut pair, the scraper can be easily driven to reciprocate to clean the filter screen, thereby improving the filtering efficiency.

[0018] In a specific implementation manner, a limit rod is provided in the box body, and the screw nut pair is slidably connected to the limit rod.

[0019] In the above implementation process, the movement of the screw nut pair can be conveniently limited by the sliding connection between the screw nut pair and the limiting rod.

[0020] In a specific embodiment, the bottom of the collection box is inclined.

[0021] In the above implementation process, impurities are quickly discharged by tilting the bottom of the collecting box.

[0022] Compared with the prior art, the beneficial effects of the present application are as follows: through the setting of the snap-on assembly, the filter net is convenient for disassembly and assembly; through the setting of the filter net and the filter assembly, the raw water can be conveniently filtered; through the setting of the circulation assembly, water circulation filtration is convenient, and the filtering effect is improved; through the reciprocating sliding assembly, the scraper is driven to reciprocate to clean the filter net, thereby improving the filtering efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the technical solutions of the implementation methods of the present application, the drawings required for use in the implementation methods will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present application and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without paying creative work.

[0024] Figure 1 It is a schematic diagram of the cross-sectional structure of a raw water filtration device provided in an embodiment of the present application;

[0025] Figure 2 A schematic diagram of the structure of a raw water filtration device provided in an embodiment of the present application;

[0026] Figure 3 A schematic diagram of the side structure of a raw water filtration device provided in an embodiment of the present application;

[0027] Figure 4 A schematic cross-sectional structure diagram of the connection relationship between the filter screen and the snap-on assembly provided in an embodiment of the present application.

[0028] In the figure: 10-filter structure; 110-box; 120-diverter plate; 130-filter screen; 140-clamping assembly; 141-fixed block; 142-slide rod; 143-slider; 144-spring; 150-filter assembly; 151-pebble layer; 152-first gauze layer; 153-quartz sand layer; 154-second gauze layer; 155-activated carbon layer; 156-third gauze layer; 157-partition; 160-circulation assembly; 161-water inlet pipe; 162-water pump; 163-water outlet pipe; 170-limiting rod; 20-cleaning structure; 210-reciprocating sliding assembly; 211-servo motor; 212-ball screw pair; 213-screw nut pair; 220-scraper; 230-collection box; 240-drain pipe. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be described below in conjunction with the drawings in the embodiments of the present application.

[0030] In order to make the purpose, technical solutions and advantages of the implementation methods of this application clearer, the technical solutions in the implementation methods of this application will be clearly and completely described below in conjunction with the drawings in the implementation methods of this application. Obviously, the described implementation methods are part of the implementation methods of this application, not all of the implementation methods. Based on the implementation methods in this application, all other implementation methods obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0031] Example

[0032] See also Figure 1 The present application provides a raw water filtering device, including a filtering structure 10 and a cleaning structure 20.

[0033] Specifically, the filtering structure 10 facilitates filtering of raw water, and the cleaning structure 20 facilitates cleaning of the filter screen 130, thereby improving filtering efficiency.

[0034] See also Figure 1 , Figure 2 , Figure 3 and Figure 4The filtering structure 10 includes a box body 110, a diverter plate 120, a filter screen 130, a snap-on assembly 140, a filtering assembly 150 and a circulation assembly 160. The diverter plate 120 is arranged in the box body 110, the filter screen 130 is slidably connected to the box body 110, the snap-on assembly 140 is arranged on one side of the box body 110, the snap-on assembly 140 is snap-connected with the filter screen 130, the filtering assembly 150 is arranged in the box body 110, and the circulation assembly 160 is arranged on one side of the box body 110. A water inlet is connected to the top of the box body 110, and a water outlet is connected to one side of the box body 110. A sealing gasket is arranged on the outer ring of one side of the filter screen 130, and the sealing gasket fits with the box body 110 to prevent water seepage.

[0035] In the specific setting, the clamping assembly 140 includes a fixed block 141, a sliding rod 142, a slider 143 and a spring 144. The fixed block 141 is set on one side of the box body 110, the sliding rod 142 is slidably connected to the fixed block 141, the sliding rod 142 is clamped with the filter screen 130, the slider 143 is connected to the sliding rod 142, the slider 143 is slidably connected to the fixed block 141, and the spring 144 is sleeved on the sliding rod 142. Among them, through the setting of the fixed block 141, the sliding rod 142, the slider 143 and the spring 144, the filter screen 130 can be conveniently disassembled and assembled.

[0036] In a specific configuration, a pull block is provided at one end of the slide bar 142 , wherein by providing the pull block at one end of the slide bar 142 , it is convenient for the user to pull the slide bar 142 , saving time and effort.

[0037] In the specific setting, the filter component 150 includes a pebble layer 151, a first gauze layer 152, a quartz sand layer 153, a second gauze layer 154, an activated carbon layer 155, a third gauze layer 156 and a partition 157. The partition 157 is arranged in the box body 110, and the third gauze layer 156, the activated carbon layer 155, the second gauze layer 154, the quartz sand layer 153, the first gauze layer 152 and the pebble layer 151 are arranged on the top of the partition 157 in sequence. Among them, through the setting of the pebble layer 151, the first gauze layer 152, the quartz sand layer 153, the second gauze layer 154, the activated carbon layer 155, the third gauze layer 156 and the partition 157, it is convenient to further filter the raw water.

[0038] In the specific setting, the circulation component 160 includes an inlet pipe 161, a water pump 162 and an outlet pipe 163. The two ends of the inlet pipe 161 are respectively connected to the box body 110 and the water pump 162. The water pump 162 is installed on one side of the box body 110. The two ends of the outlet pipe 163 are respectively connected to the water pump 162 and the box body 110. The setting of the inlet pipe 161, the water pump 162 and the outlet pipe 163 facilitates water circulation filtration and improves the filtration effect.

[0039] See also Figure 1 , Figure 2 and Figure 3 The cleaning structure 20 includes a reciprocating sliding component 210, a scraper 220, a collection box 230 and a drain pipe 240. The reciprocating sliding component 210 is arranged in the box body 110, the scraper 220 is connected to the reciprocating sliding component 210, the scraper 220 is in contact with the filter screen 130, both sides of the box body 110 are connected to the collection box 230, and the drain pipe 240 is connected to the collection box 230.

[0040] In the specific setting, the reciprocating sliding assembly 210 includes a servo motor 211, a ball screw pair 212 and a screw nut pair 213. The servo motor 211 is installed on one side of the box body 110. The ball screw pair 212 is connected to the servo motor 211. The ball screw pair 212 is rotationally connected to the box body 110. The screw nut pair 213 is connected to the ball screw pair 212. The scraper 220 is connected to the screw nut pair 213. Through the setting of the servo motor 211, the ball screw pair 212 and the screw nut pair 213, the scraper 220 can be conveniently driven to reciprocate and clean the filter screen 130, thereby improving the filtering efficiency.

[0041] In the specific setting, a limiting rod 170 is set in the box body 110, and the screw nut pair 213 is slidably connected to the limiting rod 170. The sliding connection between the screw nut pair 213 and the limiting rod 170 can facilitate the movement of the screw nut pair 213 to be limited.

[0042] In a specific configuration, the bottom of the collecting box 230 is tilted, wherein the impurities can be quickly discharged by tilting the bottom of the collecting box 230 .

[0043] The working principle of the raw water filtering device: when using the raw water filtering device, the diversion plate 120 is arranged to facilitate the diversion of raw water, the filter screen 130 is arranged to facilitate the preliminary filtration of raw water, the pebble layer 151, the first gauze layer 152, the quartz sand layer 153, the second gauze layer 154, the activated carbon layer 155, the third gauze layer 156 and the partition 157 are arranged to facilitate the secondary filtration of raw water, and the filtered water is sucked into the box body 110 through the water inlet pipe 161, the water pump 162 and the water outlet pipe 163 by turning on the water pump 162, which facilitates water circulation filtration and improves the filtering effect, and the ball screw pair 212 is driven to rotate by the servo motor 211, so that the screw nut pair 213 and the scraper 220 reciprocate to clean the filter screen 130, thereby improving the filtering efficiency, and the impurities are conveniently discharged by opening the sewage pipe 240.

[0044] It should be noted that the specific models and specifications of the servo motor 211 and the water pump 162 need to be selected and determined according to the actual specifications of the device, and the specific selection calculation method adopts the existing technology in this field, so it will not be described in detail.

[0045] The power supply and principle of the servo motor 211 and the water pump 162 are clear to those skilled in the art and will not be described in detail here.

[0046] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present application, which should be included in the protection scope of the present application. Therefore, the protection scope of the present application should be based on the protection scope of the claims.

Claims

1. A raw water filtration device, characterized in that: include A filter structure (10), the filter structure (10) comprising a housing (110), a diverter plate (120), a filter screen (130), a clamping assembly (140), a filter assembly (150) and a circulation assembly (160), the diverter plate (120) being arranged in the housing (110), the filter screen (130) being slidably connected to the housing (110), the clamping assembly (140) being arranged on one side of the housing (110), the clamping assembly (140) being clamped to the filter screen (130), the filter assembly (150) being arranged in the housing (110), and the circulation assembly (160) being arranged on one side of the housing (110); A cleaning structure (20), the cleaning structure (20) comprising a reciprocating sliding assembly (210), a scraper (220), a collection box (230) and a sewage discharge pipe (240), the reciprocating sliding assembly (210) being arranged in the box body (110), the scraper (220) being connected to the reciprocating sliding assembly (210), the scraper (220) being in contact with the filter screen (130), both sides of the box body (110) being connected to the collection box (230), and the sewage discharge pipe (240) being connected to the collection box (230).

2. A raw water filtration device according to claim 1, characterized in that: The clamping assembly (140) comprises a fixed block (141), a sliding rod (142), a slider (143) and a spring (144); the fixed block (141) is arranged on one side of the box body (110); the sliding rod (142) is slidably connected to the fixed block (141); the sliding rod (142) is clamped to the filter screen (130); the slider (143) is connected to the sliding rod (142); the slider (143) is slidably connected to the fixed block (141); and the spring (144) is sleeved on the sliding rod (142).

3. A raw water filtration device according to claim 2, characterized in that: A pull block is provided at one end of the sliding rod (142).

4. A raw water filtration device according to claim 1, characterized in that: The filter assembly (150) comprises a pebble layer (151), a first gauze layer (152), a quartz sand layer (153), a second gauze layer (154), an activated carbon layer (155), a third gauze layer (156) and a partition (157); the partition (157) is arranged in the box body (110); and the third gauze layer (156), the activated carbon layer (155), the second gauze layer (154), the quartz sand layer (153), the first gauze layer (152) and the pebble layer (151) are arranged in sequence on the top of the partition (157).

5. A raw water filtration device according to claim 1, characterized in that: The circulation component (160) comprises a water inlet pipe (161), a water pump (162) and a water outlet pipe (163); two ends of the water inlet pipe (161) are respectively connected to the box (110) and the water pump (162); the water pump (162) is installed on one side of the box (110); and two ends of the water outlet pipe (163) are respectively connected to the water pump (162) and the box (110).

6. A raw water filtration device according to claim 1, characterized in that: The reciprocating sliding assembly (210) comprises a servo motor (211), a ball screw pair (212) and a screw nut pair (213); the servo motor (211) is mounted on one side of the housing (110); the ball screw pair (212) is connected to the servo motor (211); the ball screw pair (212) is rotationally connected to the housing (110); the screw nut pair (213) is connected to the ball screw pair (212); and the scraper (220) is connected to the screw nut pair (213).

7. A raw water filtration device according to claim 6, characterized in that: A limiting rod (170) is arranged in the box body (110), and the lead screw nut pair (213) is slidably connected to the limiting rod (170).

8. A raw water filtration device according to claim 1, characterized in that: The bottom of the collecting box (230) is arranged tilted.

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