CN219308093U - Multistage filtering device of secondary pump room - Google Patents

Abstract

The utility model discloses a multistage filtering device of a secondary pump house, which comprises: the device comprises a water supply tank, a primary filter, a secondary filter, a water inlet pipe, a water outlet pipe and a sewage discharge pipe. Wherein: the first-stage filter and the second-stage filter are connected in the inner cavity of the water supply tank and are divided into a first-stage filter chamber, a second-stage filter chamber and a water outlet chamber from left to right, the bottom surfaces of the first-stage filter chamber, the second-stage filter chamber and the water outlet chamber are all inclined upwards, and a drain outlet is arranged at the lower position of each bottom surface; the water inlet pipe is communicated with the first-stage filtering chamber, the water outlet pipe is communicated with the water outlet chamber, the sewage draining pipe is positioned outside the water supply tank, the sewage draining outlets on the bottom surfaces of the first-stage filtering chamber, the second-stage filtering chamber and the water outlet chamber are communicated with the sewage draining pipe through respective branch pipelines, and a first control valve is arranged on each branch pipeline. The device has overcome the difficult problem of clearance and has washd the problem of interim water break when maintaining the water supply tank through optimizing the inner structure of water supply tank.

Description

Multistage filtering device of secondary pump room

Technical Field

The utility model relates to the technical field of domestic water filtration, in particular to a multistage filtration device of a secondary pump house.

Background

The secondary pump house is an important living facility for supplying water to residents, and a tap water plant is usually provided with two pump stations, namely a primary pump station and a secondary pump station. The primary pump station is used for pumping water at water sources such as rivers or underground water to the water plant for purification treatment, then enters the secondary pump room for further filtration, is pressurized, is supplied to the city tap water pipe network, and finally flows to users. Along with the increase of the service life of the water supply pipeline, in the process that tap water flows through the pipeline from the primary pump station and enters the secondary pump room, rust, accumulated sediment and the like generated in the pipeline are carried to the secondary pump station along with water, so that the quality of the tap water does not reach the standard. For this purpose, a set of filters is usually provided in the water supply tank of the secondary pump station to filter and retain the solid impurities carried in the water. However, when the water supply tank is used for a while, cleaning, maintenance, and the like of the inside and the filter are required, there is a problem in that temporary water interruption occurs. Secondly, the unreasonable water tank structural design of some present supplies water leads to the clearance difficult, has prolonged the time of interim water-break, influences resident's life.

Disclosure of Invention

In view of the above, the utility model provides a multistage filtering device of a two-stage pump house, which solves the problem of difficult cleaning and temporary water interruption during cleaning and maintenance of a water supply tank by optimizing the internal structure of the water supply tank. In order to achieve the above object, the present utility model provides the following technical solutions.

A multi-stage filtration device for a two-stage pump house comprising: the device comprises a first water supply tank, a primary filter, a secondary filter, a water inlet pipe, a water outlet pipe and a sewage discharge pipe. Wherein: the first-stage filter and the second-stage filter are connected in the inner cavity of the first water supply tank and are distributed from left to right, the inner cavity is sequentially divided into a first-stage filter chamber, a second-stage filter chamber and a water outlet chamber which are communicated from left to right, the bottom surfaces of the first-stage filter chamber, the second-stage filter chamber and the water outlet chamber are all inclined upwards, and a drain outlet is formed in the low position of each bottom surface. The inlet pipe is communicated with the inlet of the first-stage filtering chamber, the outlet pipe is communicated with the outlet of the water outlet chamber, the sewage draining pipe is positioned outside the first water supply tank, the sewage draining ports on the bottom surfaces of the first-stage filtering chamber, the second-stage filtering chamber and the water outlet chamber are communicated with the sewage draining pipe through respective branch pipelines, a first control valve is arranged on each branch pipeline and is in a closed state at ordinary times, and the first control valve is opened again when the inside of the first water supply tank and the filter are cleaned so as to discharge cleaning sewage.

Further, a second control valve and a third control valve are respectively arranged on the inlet of the first-stage filtering chamber and the outlet of the water outlet chamber so as to control the on-off of water inlet and water outlet.

Further, a second water supply tank is arranged on one side of the first water supply tank in parallel, and the inner cavity structure of the second water supply tank is the same as that of the first water supply tank. The water inlet pipe is communicated with the first-stage filtering chamber of the second water supply tank through a water inlet bypass pipe, the water outlet pipe is communicated with the water outlet chamber of the second water supply tank through a water outlet bypass pipe, and a fourth control valve and a fifth control valve are respectively arranged on the water inlet bypass pipe and the water outlet bypass pipe.

Further, a clamping groove is fixed on the inner side wall of the water supply tank, and the side wall of the filter is clamped in the clamping groove, so that the filter can be conveniently disassembled, cleaned, replaced, maintained and the like.

Further, the primary filter and the secondary filter are both filter plates, and comprise a frame and a filter element which is fixed in the frame and covers the frame, and the frame is clamped in the clamping groove.

Further, a partition plate is arranged in the water outlet chamber, the lower end of the partition plate is in a suspended state, the upper end of the partition plate is positioned above the liquid level, and the outlet of the water outlet chamber is positioned below the liquid level.

Further, the number of the two-stage filters is at least two, and the two-stage filters are distributed from left to right along the two-stage filter chambers, so that the two-stage filter chambers are divided into multiple stages of filter chambers, and the filtering effect is further improved.

Further, the drain pipe is obliquely arranged on the side face of the water supply tank so as to reduce the residual of sewage in the drain pipe.

Further, the top openings of the primary filter chamber, the secondary filter chamber and the water outlet chamber are all closed by independent cover plates, and one side edge of each cover plate is rotationally connected with the water supply tank so as to facilitate the cover plates to be opened after being overturned.

Further, a handle is arranged on the cover plate so as to facilitate opening of the cover plate.

Compared with the prior art, the utility model mainly has the following beneficial effects: the multistage filtering device of the secondary pump room divides the inner cavity of the water supply tank into a plurality of chambers which are communicated in sequence through the primary filter and the secondary filter, and the bottom surfaces of the chambers are all inclined surfaces with drain outlets, so that the multistage filtering can be performed after tap water enters the water supply tank, the water quality of the water supply is improved, and cleaning sewage can be conveniently discharged through the inclined bottom surfaces of the chambers when the inner wall of the water supply tank, the filters and other parts of the water supply tank are cleaned. Meanwhile, two sets of water supply tanks are arranged in parallel, and water can be supplied through the other set of water supply tanks during cleaning and maintenance of one set of water supply tanks, so that the problem of temporary water interruption during water supply tank maintenance is avoided. Meanwhile, the water treatment capacity can be increased by simultaneously operating two groups of water supply tanks in the water use peak period so as to better meet the requirements.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.

Fig. 1 is a schematic view showing the internal structure of a multistage filtration device of a secondary pump house in the following embodiment.

Fig. 2 is a top view of a multi-stage filtration device of a two-stage pump house in the following example.

Fig. 3 is a top view of a multi-stage filtration device of another set of two-stage pump houses in the following example.

The label marks in the figures represent: 1-first water supply tank, 2-first filter, 3-second filter, 4-inlet tube, 5-outlet pipe, 6-blow off pipe, 7-second water supply tank, 8-water inlet bypass pipe, 9-water outlet bypass pipe, 10-draw-in groove, 11-baffle, 12-apron, 13-handle, 101-first filter chamber, 102-second filter chamber, 103-water outlet chamber, 104-blow off, 105-branch pipeline, 106-first control valve, 401-second control valve, 501-third control valve, 801-fourth control valve, 901-fifth control valve.

Detailed Description

For convenience of description, the words "upper", "lower", "left" and "right" in the present utility model, if they mean only that the directions are consistent with the upper, lower, left, and right directions of the drawings per se, and do not limit the structure, only for convenience of description and simplification of the description, but do not indicate or imply that the apparatus or element to be referred to needs to have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. The multistage filtering device of the secondary pump house of the present utility model will be further described with reference to the drawings and specific examples.

Referring to fig. 1 and 2, a multi-stage filtration device for a two-stage pump house is illustrated, comprising: a first water supply tank 1, a primary filter 2, a secondary filter 3, a water inlet pipe 4, a water outlet pipe 5 and a sewage drain pipe 6. Wherein:

the first water supply tank 1 is of a cuboid structure with an opening at the upper end, the primary filter 2 and the secondary filter 3 are filter plates, and comprise a frame and a filter element which is fixed in the frame and covers the frame, and the primary filter and the secondary filter are mainly used for filtering water flowing through the first water supply tank 1. The primary filter 2 and the secondary filter 3 are vertically fixed in the inner cavity of the first water supply tank 1 and are distributed from left to right, and the inner cavity is sequentially divided into a primary filter chamber 101, a secondary filter chamber 102 and a water outlet chamber 103 which are communicated from left to right. The number of the two-stage filters 3 is at least two, and the two-stage filters are distributed from left to right along the two-stage filter chamber 102, so that the two-stage filter chamber 102 is divided into a plurality of stages of filter chambers, and the filtering effect is further improved.

The water inlet pipe 4 is communicated with the inlet of the primary filtering chamber 101, and the water outlet pipe 5 is communicated with the outlet of the water outlet chamber 103. The water entering the primary filter chamber 101 from the water inlet pipe 4 is filtered by the primary filter 2 and the secondary filter 3 in sequence, enters the water outlet chamber 103, and is discharged through the water outlet pipe 5. The inlet of the first stage filtering chamber 101 and the outlet of the water outlet chamber 103 are respectively provided with a second control valve 401 and a third control valve 501 to control the on-off of the water inlet and the water outlet.

The bottom surfaces of the first filtering chamber 101, the second filtering chamber 102 and the water outlet chamber 103 are inclined surfaces inclined upwards and upwards, and a drain outlet 104 is arranged at the lower position of each bottom surface and is mainly used for discharging sewage generated when the inside of the first water supply tank 1 and the filter are cleaned. The drain pipe 6 is located outside the first water supply tank 1, and the drain outlets on the bottom surfaces of the first stage filter chamber 101, the second stage filter chamber 102 and the water outlet chamber 103 are all communicated with the drain pipe 6 through respective branch pipelines 105, the branch pipelines 105 are provided with first control valves 106, the first control valves 106 are in a closed state at ordinary times, when the inside of the first water supply tank 1 and the filter are cleaned, the first control valves 106 are opened again to discharge cleaning sewage, and the branch pipelines 105 and the first control valves 106 are arranged outside the first water supply tank 1 so as to control the on-off of the branch pipelines 105. Referring to fig. 1, the bottom surface of the primary filter chamber 101 is higher than the bottom surface of the secondary filter chamber 102, thereby forming a step therebetween; the bottom surface of the secondary filter chamber 102 is higher than the bottom surface of the outlet chamber 103, thereby also forming a step therebetween. When the first water supply tank 1 with the structure cleans the inner wall, the filter and other parts, not only cleaning sewage can be conveniently discharged through the bottom surface of the inclined chamber, but also sewage generated in the primary filter chamber 101, the secondary filter chamber 102 and the water outlet chamber 103 can be respectively isolated due to the limitation of the steps, so that the sewage is prevented from flowing into the cleaned chamber, and the cleaning efficiency is improved.

Referring to fig. 2, in another embodiment, the multi-stage filtering apparatus of the secondary pump house of the above embodiment example further includes a second water supply tank 7, which is arranged at the rear side of the first water supply tank 1, and the second water supply tank 7 has the same cavity structure as the first water supply tank 1, and also has a primary filtering chamber 101, a secondary filtering chamber 102 and a water outlet chamber 103 separated by the primary filter 2 and the secondary filter 3. The water inlet pipe 4 is communicated with the first-stage filtering chamber 101 of the second water supply tank 7 through a water inlet bypass pipe 8, the water outlet pipe 5 is communicated with the water outlet chamber 103 of the second water supply tank 7 through a water outlet bypass pipe 9, and a fourth control valve 801 and a fifth control valve 901 are respectively arranged on the water inlet bypass pipe 8 and the water outlet bypass pipe 9. By arranging the first water supply tank 1 and the second water supply tank 7 in parallel, the problem of temporary water interruption can be avoided by supplying water to one water supply tank during cleaning and maintenance of the other water supply tank. Meanwhile, the water treatment capacity can be increased by simultaneously operating two groups of water supply tanks in the water use peak period so as to better meet the requirements.

Referring to fig. 2, in another embodiment, in the multi-stage filtering apparatus of the secondary pump house of the above embodiment example, a clamping groove 10 is fixed on the inner sidewall of the water supply tank. The primary filter 2 and the secondary filter 3 are filter plates, and comprise a frame and a filter element fixed in the frame and covering the frame, and the frame is clamped in the clamping groove 10 so as to facilitate the disassembly, cleaning, replacement, maintenance and the like of the filter.

Referring to fig. 2, in another embodiment, in the multi-stage filtering apparatus of the secondary pump house of the above embodiment example, a partition 11 is disposed in the water outlet chamber 103, a sidewall of the partition 11 is fixed on an inner sidewall of the water outlet chamber 103, a lower end of the partition 11 is in a suspended state, and an upper end of the partition 11 is located at an upper port of the water outlet chamber 103. The main function of the partition plate 11 is to reduce disturbance to the vicinity of the outlet of the water outlet chamber 103, reduce the floating of impurities at the bottom due to disturbance of the water flow from the secondary filter 3, and improve the quality of the water outlet.

Referring to fig. 2, in another embodiment, in the multi-stage filtering apparatus of the secondary pump house of the above embodiment example, the drain pipe 6 is obliquely disposed on the side surface of the water supply tank, and the sewage discharged by cleaning the primary filtering chamber 101, the secondary filtering chamber 102 and the water outlet chamber 103 automatically flows into the drain port 104, and then enters the obliquely disposed drain pipe 6 through the branch pipeline 105, and then can be automatically discharged, thereby reducing the residual of sewage in the drain pipe 6 and bacterial growth.

Referring to fig. 1 and 3, in another embodiment, in the multi-stage filtering apparatus of the secondary pump house of the above embodiment example, the top openings of the primary filtering chamber 101, the secondary filtering chamber 102 and the outlet chamber 103 are all closed by a separate cover plate 12, one side of the cover plate 12 is rotatably connected with the water supply tank through a hinge, and a handle 13 is provided on the cover plate 12 so as to facilitate opening the cover plate 12. The cover plate 12 helps to reduce the ingress of foreign matter (e.g., dust, foreign matter, etc.) into the water supply tank and thus the contamination.

Finally, it should be noted that any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model. While the foregoing description of the embodiments of the present utility model has been presented in conjunction with the drawings, it should be understood that it is not intended to limit the scope of the utility model, but rather, it is intended to cover all modifications or variations within the scope of the utility model as defined by the claims of the present utility model.

Claims (10)

1. A multi-stage filtration device for a two-stage pump house, comprising: the device comprises a first water supply tank, a primary filter, a secondary filter, a water inlet pipe, a water outlet pipe and a sewage drain pipe; wherein: the first-stage filter and the second-stage filter are connected in the inner cavity of the first water supply tank and are distributed from left to right, the inner cavity is sequentially divided into a first-stage filter chamber, a second-stage filter chamber and a water outlet chamber which are communicated from left to right, the bottom surfaces of the first-stage filter chamber, the second-stage filter chamber and the water outlet chamber are all inclined upwards and right, and a drain outlet is arranged at the low position of each bottom surface; the inlet pipe is communicated with the inlet of the first-stage filtering chamber, the outlet pipe is communicated with the outlet of the water outlet chamber, the sewage draining pipe is positioned outside the first water supply tank, the sewage draining outlets on the bottom surfaces of the first-stage filtering chamber, the second-stage filtering chamber and the water outlet chamber are communicated with the sewage draining pipe through respective branch pipelines, and a first control valve is arranged on each branch pipeline.

2. The multistage filtering device of a secondary pump room according to claim 1, wherein the bottom surface of the primary filtering chamber is higher than the bottom surface of the secondary filtering chamber, thereby forming a step therebetween; the bottom surface of the secondary filter chamber is higher than the bottom surface of the water outlet chamber, so that a step is formed between the two.

3. The multistage filtering device of the secondary pump room according to claim 1, wherein the inlet of the primary filtering chamber and the outlet of the water outlet chamber are respectively provided with a second control valve and a third control valve.

4. The multistage filtering device of a two-stage pump house according to claim 1, wherein a second water supply tank is arranged in parallel on one side of the first water supply tank, and the inner cavity structure of the second water supply tank is the same as that of the first water supply tank; the water inlet pipe is communicated with the first-stage filtering chamber of the second water supply tank through a water inlet bypass pipe, the water outlet pipe is communicated with the water outlet chamber of the second water supply tank through a water outlet bypass pipe, and a fourth control valve and a fifth control valve are respectively arranged on the water inlet bypass pipe and the water outlet bypass pipe.

5. The multistage filtering device of a two-stage pump house according to claim 1, wherein a clamping groove is fixed on the inner side wall of the water supply tank, and the side wall of the filter is clamped in the clamping groove.

6. The multistage filtering device of the secondary pump room according to claim 5, wherein the primary filter and the secondary filter are both filter plates, and each filter plate comprises a frame and a filter element fixed in the frame and covering the frame, and the frame is clamped in the clamping groove.

7. The multistage filtering device of the secondary pump room according to claim 1, wherein a partition plate is arranged in the water outlet chamber, the lower end of the partition plate is in a suspended state, the upper end of the partition plate is positioned above the liquid level, and the outlet of the water outlet chamber is positioned below the liquid level.

8. The multistage filtering device for a secondary pump house according to claim 1, wherein the drain pipe is provided obliquely at a side of the water supply tank.

9. The multi-stage filtration device of a two-stage pump house of any one of claims 1-8, wherein there are at least two of said two-stage filters that are distributed from left to right along said two-stage filtration chamber.

10. The multistage filtering device of a secondary pump house according to any one of claims 1 to 8, wherein the top openings of the primary filtering chamber, the secondary filtering chamber and the water outlet chamber are all closed by independent cover plates, one side edge of each cover plate is rotatably connected with the water supply tank, and handles are arranged on the cover plates.

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