CN212881196U

CN212881196U - Silt filter

Info

Publication number: CN212881196U
Application number: CN202020977319.0U
Authority: CN
Inventors: 赵东明; 王文斌
Original assignee: PowerChina Anhui Changjiu Advanced Materials Co Ltd
Current assignee: PowerChina Anhui Changjiu Advanced Materials Co Ltd
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2021-04-06
Anticipated expiration: 2030-06-02

Abstract

The utility model relates to a silt filter, including filter body, filter body outer wall both ends all are equipped with the water inlet that is connected with the pipe, the pipe is fixed on the casing and the filter screen is all installed at the inner wall both ends, pipe bottom fixedly connected with through-hole, be connected with between through-hole and the pipe and consolidate the panel, it fixes in the inside groove of pipe through the bellying joint to consolidate the panel, the through-hole below is equipped with the fine sand layer and the coarse sand layer, activated carbon layer and the grit supporting layer that smokeless coal seam, quartz sand material constitute and arrange in on the shells inner wall respectively in proper order, the grit supporting layer is attached to on the non-woven fabrics of metal mesh and is fixed on the casing through welded branch pipe, be equipped with the runner pipe that is connected with the outside between grit supporting layer and the shells inner wall bottom. Has the advantages that: the utility model discloses the effectual solid-liquid separation that has realized can effectively separate tiny foreign particles and can keep filter capacity to the filtering layer, is favorable to the environmental protection.

Description

Silt filter

Technical Field

The utility model relates to a building silt filter equipment technical field, concretely relates to silt filter.

Background

The silt filter is mainly used for removing solid particles in underground water and underground hot water and other water sources, and is suitable for water source heat pump systems, central air-conditioning circulating cooling water, chilled water systems, winter cold and warm circulating water systems, industrial cooling circulating water systems and the like. The method is widely applied to a plurality of industrial departments such as chemical industry, environmental protection, food, medicine and the like, and has obvious effects of removing sand, reducing turbidity, separating solid and liquid and the like in the field of water supply treatment.

The silt filter adopts a plurality of filtering layers to clean and purify, can effectively get rid of the suspended solid in the aquatic to colloid, iron, organic matter, pesticide, manganese, bacterium, pollutant such as virus to the aquatic have obvious removal effect, but to using the back for a long time, impurity in the filtering material layer can produce certain piling up, and filtering capacity is also reducing, and the filter effect of silt filter is not very effective moreover, can not obtain effectual the getting rid of to tiny particle impurity, has influenced product quality's improvement.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a silt filter that has the back flush function, can effectively get rid of and improve product quality and environmental protection with tiny particle impurity is realized through following scheme.

In order to realize the above purpose, the utility model discloses a technical scheme be: a silt filter comprises a filter body, wherein water inlets connected with a guide pipe are arranged at two ends of the outer wall of the filter body, the guide pipe is fixed on a shell, filter screens are arranged at two ends of the inner wall of the shell, a through hole is fixedly connected with the bottom end of the guide pipe, a reinforcing panel is connected between the through hole and the guide pipe and is fixed in an inner groove of the guide pipe through a bulge in a clamping manner, a fine sand layer and a coarse sand layer which are formed by a smokeless coal layer and a quartz sand material and are arranged on the inner wall of the shell, an activated carbon layer and a gravel supporting layer are sequentially arranged below the through hole, the gravel supporting layer is attached to non-woven fabrics of a metal net and is fixed on the shell through a welding branch pipe, a circulating pipe connected with the outside is arranged between the gravel supporting layer and the bottom end of the inner wall of the shell, an emptying valve and, one end of the water inlet and one end of the circulating pipe are respectively connected with a water inlet valve and a backwashing water inlet valve which are arranged on the outer wall of the shell, and the other ends of the guide pipe and the circulating pipe are respectively provided with a backwashing water outlet and a water outlet valve which extend to the outside of the shell.

Furthermore, the water outlet valve and the backwashing water outlet are respectively connected with a first pressure gauge and a second pressure gauge which are matched with the water outlet valve.

Furthermore, the top end of the filter body is fixedly connected with a maintenance opening.

Furthermore, a buffering surface is arranged on one side of the filter screen close to the inner wall of the shell.

Furthermore, the metal mesh both sides are all detained through the anticreep and can be dismantled the connection on shells inner wall.

The technical effects of the utility model reside in that: firstly, the upper layer is a smokeless coal bed filter material, the middle layer is a quartz sand filter material, the lower layer is an activated carbon layer, the support layer filter material is a gravel support layer, the anthracite filter material and the quartz sand filter material are matched with the activated carbon layer to form a three-layer filter chamber, and when the three-layer filter material is used for filtering, in order to improve the effluent quality of the filter chamber, a single-layer filter material is arranged on a filter bed in the filter, and the anthracite filter material with large particles and small relative response density is distributed on the upper layer; the sand filter is particularly suitable for back washing after the filter materials are dirty, the filter materials can be automatically layered, the filter materials with smaller density are arranged on the upper layer, the filter materials with larger density are arranged on the lower layer, the service performance of the sand filter is greatly improved, the filtering effect is good, solid-liquid separation is effectively realized, fine impurity particles can be effectively separated, the filtering capacity of the filter layer can be kept, resources are saved, and the environment is protected.

Drawings

FIG. 1 is a front view of a sediment filter of the present invention;

fig. 2 is the structure schematic diagram of the silt filter of the utility model.

Reference numerals: 1-a filter body; 2-a catheter; 3-water inlet; 4-filtering with a filter screen; 5-a through hole; 6-reinforcing the panel; 7-smokeless coal bed; 8-fine sand layer; 9-coarse sand layer; 10-an activated carbon layer; 11-a gravel support layer; 12-a metal mesh; 13-a flow-through tube; 14-a vent valve; 15-washing the water outlet; 16-a water inlet valve; 17-backwashing water inlet valve rod; 18-backwash water outlet; 19-a water outlet valve; 20-maintenance port.

The specific embodiments,

Referring to the attached figures 1-2, a silt filter comprises a filter body 1, wherein both ends of the outer wall of the filter body 1 are provided with water inlets 3 connected with a guide pipe 2, the guide pipe 2 is fixed on a shell, both ends of the inner wall are provided with filter screens 4, the bottom end of the guide pipe 2 is fixedly connected with a through hole 5, a reinforcing panel 6 is connected between the through hole 5 and the guide pipe 2, the reinforcing panel 6 is fixed in an inner groove of the guide pipe 2 by a bulge in a clamping manner, a smokeless coal layer 7 arranged on the inner wall of the shell, a fine sand layer 8 and a coarse sand layer 9 which are made of quartz sand materials, an activated carbon layer 10 and a gravel supporting layer 11 are sequentially arranged below the through hole 5, the gravel supporting layer 11 is attached on non-woven fabrics of a metal net 12 and fixed on the shell by welding branch pipes, a circulating pipe 13 connected with the outside is arranged between the gravel supporting layer, the bottom of the filter body 1 is provided with a vent valve 14 and a forward washing water outlet 15 which are connected with a circulating pipe 13, one end of the water inlet 3 and one end of the circulating pipe 13 are respectively connected with a water inlet valve 16 and a backwashing water inlet valve 17 which are arranged on the outer wall of the shell, and the other end of the guide pipe 2 and the other end of the circulating pipe 13 are respectively provided with a backwashing water outlet 18 and a water outlet valve 19 which extend to the outside of the shell.

The specific embodiment of the scheme is that a first pressure gauge and a second pressure gauge which are matched with the water outlet valve 19 and the backwashing water outlet 18 are respectively connected to the water outlet valve 19 and the backwashing water outlet 18, the first pressure gauge and the second pressure gauge are respectively arranged to measure the pressure applied to the pipeline during normal water outlet and the pressure applied to the backwashing water outlet pipeline, when the filter state is realized, the valve state is that the water inlet valve 16 and the water outlet valve 19 are opened, and the backwashing water inlet valve 17, the backwashing water discharge valve and the emptying valve 14 are all closed; when the backwashing is in a state, closing the water inlet valve 16 and the water outlet valve 19, opening the backwashing water inlet valve 17 and the backwashing water outlet 18, and closing the backwashing water inlet valve 17 and the backwashing water outlet 18 again after the backwashing operation is finished; in the forward washing state, the water inlet valve 16 and the forward washing water outlet 15 are opened, after the forward washing operation is finished, the forward washing water outlet 15 is closed, the water outlet valve 19 is opened for normal filtration, and meanwhile, each valve is connected with an external water pump device, so that the water taking operation can be carried out in time.

The concrete embodiment of this scheme does, 1 top fixedly connected with maintenance mouth 20 of filter body, 4 one sides of filter screen are close to the casing wall mounting and have the buffering face, 12 both sides of metal mesh are all detained through the anticreep and can be dismantled the connection on the casing wall.

The concrete embodiment of this scheme does, pipe 2 fixes on the casing and the filter screen 4 is all installed at the inner wall both ends, 2 bottom fixedly connected with through-holes of pipe 5, be connected with between through-hole 5 and the pipe 2 and consolidate panel 6, the buffering face on the water inlet 3 is favorable to buffering the rivers of suction, and a plurality of through-holes 5 that the 2 bottoms of pipe set up are favorable to in the even dispersion of rivers to the filtering layer simultaneously.

The specific embodiment of the scheme is that the fine sand layer 8 and the coarse sand layer 9 of the filter material of the filter adopt quartz sand as fillers. Is beneficial to removing impurities in water. The high-efficiency filter equipment has the advantages of small filtration resistance, large specific surface area, strong acid and alkali resistance and good pollution resistance, utilizes quartz sand as a filter medium, filters water with high turbidity through granular or non-granular quartz sand with certain thickness under certain pressure, effectively intercepts and removes suspended substances, organic substances, colloidal particles, microorganisms, chlorine, odor, partial heavy metal ions and the like in the water, and finally achieves the effects of reducing the water turbidity and purifying the water quality.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The silt filter comprises a filter body (1) and is characterized in that water inlets (3) connected with a guide pipe (2) are arranged at two ends of the outer wall of the filter body (1), the guide pipe (2) is fixed on a shell, filter screens (4) are arranged at two ends of the inner wall of the shell, a through hole (5) is fixedly connected with the bottom end of the guide pipe (2), a reinforcing panel (6) is connected between the through hole (5) and the guide pipe (2), the reinforcing panel (6) is fixed in an inner groove of the guide pipe (2) through a bulge in a clamping manner, a fine sand layer (8) and a coarse sand layer (9) which are arranged on the inner wall of the shell and are made of quartz sand, an activated carbon layer (10) and a gravel supporting layer (11) are sequentially arranged below the through hole (5), the gravel supporting layer (11) is attached to a non-woven fabric of a metal mesh (12) and is fixed on the shell through a, a circulating pipe (13) connected with the outside is arranged between the gravel supporting layer (11) and the bottom end of the inner wall of the shell, an emptying valve (14) and a forward washing water outlet (15) connected with the circulating pipe (13) are arranged at the bottom of the filter body (1), a water inlet valve (16) and a backwashing water inlet valve (17) arranged on the outer wall of the shell are respectively connected with one end of the water inlet (3) and one end of the circulating pipe (13), and a backwashing water outlet (18) and a water outlet valve (19) extending to the outside of the shell are respectively arranged at the other end of the guide pipe (2) and the other end of the circulating pipe (13.

2. A silt filter according to claim 1, wherein a first pressure gauge and a second pressure gauge are respectively connected to the outlet valve (19) and the backwash water outlet (18).

3. A silt filter according to claim 1, wherein a service port (20) is fixedly attached to the top end of the filter body (1).

4. A silt filter according to claim 1, wherein a cushioning surface is mounted on the side of the screen (4) adjacent the inner wall of the housing.

5. A silt filter according to claim 1, wherein both sides of said metal mesh (12) are detachably connected to the inner wall of the casing by anti-thread-off means.