CN208791213U - A kind of deep-bed filter of V-type automatic backwash - Google Patents

Abstract

The utility model discloses a kind of deep-bed filters of V-type automatic backwash, including filtering ponds, backwash blowoff basin, water pump, blower, clear water reserviors and PLC controller, for the backwash blowoff basin in the centre of two filtering ponds, described two filtering ponds are designed with blower and water pump, and be furnished with pipeline in filtering ponds and be connected with blower and water pump, the PLC controller is located at the top of clear water reserviors.Advantage: the deep-bed filter of this V-type automatic backwash can guarantee the safe operation of filtering ponds to greatest extent, can take corresponding measure automatically for emergency case in time, can adequately filter out the impurity in sewage, backwash is more thorough, and filter efficiency is higher.

Description

A kind of deep-bed filter of V-type automatic backwash

Technical field

The utility model belongs to sewage treatment field, and in particular to a kind of deep-bed filter of V-type automatic backwash.

Background technique

Currently, deep-bed filter technology is widely developed, which has reaction efficiency high, and changing to water quality and quantity has Compared with strong adaptability;Requirement to water inlet suspended matter is very loose;The features such as load is high, small accommodation area.Equipment investment operation Afterwards, not only can guarantee that sewage effluents water quality reaches level-one A and more maximum discharge standard, moreover it is possible to reduce the integrated operation of sewage plant at This." ten, water " explicitly points out, and the discharge standard of national sewage treatment plant all needs to be promoted to level-one A, and sensitizing range more needs to reach The standard of four class water of earth's surface.The deep-bed filter technology of the technology can not only reach level-one A, while can meet and surmount earth's surface The standard of four class water.The deep-bed filter technology of technology, with the degree of automation, it can be achieved that full-automatic compared with low conventional rapid filter Control, filter tank inside maintenance-free, comprehensive cost of investment is lower, and the operation service life is 20 years or more.

A kind of deep-bed filter of V-type automatic backwash, can be realized the automatic control integrally runed, can be in equipment It is timely and effectively handled when failure, which also has at low cost, purification efficiency height, safe and reliable spy Point.

Utility model content

A kind of deep-bed filter of the V-type automatic backwash of the utility model, for general deep-bed filter, this equipment Automatic control may be implemented, can timely and effectively be handled when equipment breaks down, prevent and drain out Failure, which causes equipment accidents, the technology such as to be submerged, also has purification efficiency higher, backwashes more thorough feature.

A kind of deep-bed filter of V-type automatic backwash, including the first filtering ponds, the second filtering ponds, the first water inlet line, Two water inlet lines, the first drainage pipeline, the second drainage pipeline, backwash blowoff basin, cloth mill weir, water pump, the first blower, the second wind Machine, backwash water pipe, backwash tracheae, clear water reserviors and PLC controller, the cloth mill weir are located at the first filtering ponds and the second filtering The top in pond, cloth mill weir top are equipped with water inlet line, and first drainage pipeline is located at the first filtering bottom of pond portion, and described the Two drainage pipelines are located at the second filtering bottom of pond portion, and the backwash blowoff basin is located in the first filtering ponds and the second filtering ponds Between, the backwash water pipe and backwash tracheae are evenly arranged in the bottom and side wall of the first filtering ponds and the second filtering ponds, First blower and the second blower are connect with the backwash tracheae in the first filtering ponds and the second filtering ponds respectively, the clear water Pond is connect with the first drainage pipeline of the first filtering ponds, the water pump connect with clear water reserviors water outlet and with the first filtering ponds and Backwash water pipe connection in two filtering ponds, the PLC controller are located at the top of clear water reserviors, first water inlet line, second Valve, Suo Youfa are designed on water inlet line, the first drainage pipeline, the second drainage pipeline, backwash tracheae and backwash water pipe The connection of Men Douyu PLC controller, the switch of first blower, the second blower and water pump are connect with PLC controller.

Further, the cloth mill weir is serrated, and sewage uniformly can be introduced filtering ponds in this way, fill sewage with filtrate Tap touching, makes sewage purification more thorough.

Further, the filtering ponds bottom was filter block, and middle layer is natural cobblestone, and upper layer is natural siliceous sand, Filter block passes through special designing, will adequately can backwash contacting with filtrate for air-flow and uniform fluid flow, keep backwash more thorough.

Further, the valve on the water inlet line and drainage pipeline is all made of solenoid valve for water, and solenoid valve for water has The features such as opening and closing is rapid, high reliablity, so that the security reliability in the filter tank is further ensured, when drainpipe breaks down When, inlet valve can close in time, so that equipment be effectively prevent the generations of accidents such as to be submerged.

The beneficial effects of the utility model are: the utility model is able to achieve Automatic Control filter and backwash, and have There is the ability of the risk of very strong anti-equipment fault, also has purification efficiency high, at low cost, backwash more thorough feature.

Detailed description of the invention

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, in attached drawing, each element or portion Dividing might not draw according to actual ratio.

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the cross-sectional view of the structure of the utility model.

Specific embodiment

It is described in detail below in conjunction with embodiment of the attached drawing to technical solutions of the utility model, following embodiment is only For clearly illustrating the technical solution of the utility model, therefore it is only used as example, and it is originally practical to cannot be used as a limitation limitation Novel protection scope.

As shown in Figure 1: include the first filtering ponds 11, the second filtering ponds 10, the first water inlet line 3, the second water inlet line 6, First drainage pipeline 22, the second drainage pipeline 15, backwash blowoff basin 12, cloth mill weir 8, water pump 20, the first blower 23, the second wind Machine 16, backwash water pipe, backwash tracheae, clear water reserviors 18 and PLC controller 17, the cloth mill weir are located at 11 He of the first filtering ponds The top of second filtering ponds 12, cloth mill weir top are equipped with water inlet line, and first drainage pipeline 22 is located at the first filtering 11 bottom of pond, second drainage pipeline 15 are located at 10 bottom of the second filtering ponds, and the backwash blowoff basin 12 is located at the first mistake The centre in filter tank 11 and the second filtering ponds 10, the backwash water pipe and backwash tracheae are evenly arranged in 11 He of the first filtering ponds In the bottom and side wall of second filtering ponds 10, first blower 23 and the second blower 16 respectively with the first filtering ponds 11 and second Backwash tracheae connection in filtering ponds 10, the clear water reserviors 18 are connect with the first drainage pipeline 22 of the first filtering ponds 11, institute Water pump 20 is stated to connect with 18 water outlet of clear water reserviors and connect with the backwash water pipe in the first filtering ponds 11 and the second filtering ponds 10, The PLC controller 17 is located at 18 top of clear water reserviors, first water inlet line 3, the second water inlet line 6, the first drainage pipeline 22, be designed with valve on the second drainage pipeline 15, backwash tracheae and backwash water pipe, all valves all with PLC controller 17 Connection, the switch of first blower 23, the second blower 16 and water pump 20 are connect with PLC controller.

As shown in Figure 2: this figure is the cross-sectional view in V-type filter tank, including filter block 26, natural cobblestone 27, quartz sand 28, cloth Mill weir 8 and backwash blowoff basin 12.

In the present embodiment, the cloth mill weir 8 is serrated, and sewage uniformly can be introduced filtering ponds in this way, make sewage with Filtrate comes into full contact with, and makes sewage purification more thorough.

In the present embodiment, the filtering ponds bottom was filter block 26, and middle layer is natural cobblestone 27, and upper layer is natural Quartz sand 28, filter block pass through special designing, will adequately can backwash contacting with filtrate for air-flow and uniform fluid flow, make to backwash More thoroughly.

In the present embodiment, first water inlet line 3, the second water inlet line 6, the first drainage pipeline 22 and the second drainpipe The features such as valve on road 15 is all made of solenoid valve for water, and solenoid valve for water has opening and closing rapidly, high reliablity, thus further The security reliability that ensure that the filter tank, when drainpipe breaks down, inlet valve can close in time, to effectively prevent equipment The generation of accidents such as it is submerged.

In the present embodiment, sewage enters cloth mill weir by the first water inlet line 3 and the second water inlet line 6, then passes through saw The edge 9 of dentation uniformly enters filtering ponds, and filtered water is discharged by the first drainage pipeline 22 and the second drainage pipeline 15, When backwashing is desired, PLC controller 17 closes the valve 7 on valve 2 and the second water inlet pipe on the first water inlet pipe, then beats It opens the first blower valve 25 and the first wind of the second blower valve 14 is washed 6 minutes, be then shut off the first blower valve 25 and the second blower valve 14, beat Boiled water pump valve 21 is washed 15 minutes, then opens the first blower valve 25 again and the second blower valve 14 carries out the mixing backwash of wind and water 10 minutes, the water of spilling entered backwash blowoff basin 12 as shown in Figure 2 and is discharged by backwash drainage pipeline 4, by grasping above Make the Automatic Control backwash process in the entire V-type filter tank of completion.

Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations； Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: It can still modify to technical solution documented by previous embodiment, or to some or all of the technical features It is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and the utility model is respectively implemented The range of example technical solution, should all cover in the claim of the utility model and the range of specification.

Claims (4)

1. a kind of deep-bed filter of V-type automatic backwash, it is characterised in that: including the first filtering ponds, the second filtering ponds, first into Waterpipe, the second water inlet line, the first drainage pipeline, the second drainage pipeline, backwash blowoff basin, cloth mill weir, water pump, the first wind Machine, the second blower, backwash water pipe, backwash tracheae, clear water reserviors and PLC controller, the cloth mill weir are located at the first filtering ponds With the top of the second filtering ponds, cloth mill weir top is equipped with water inlet line, and first drainage pipeline is located at the first filtering ponds Bottom, second drainage pipeline are located at the second filtering bottom of pond portion, and the backwash blowoff basin is located at the first filtering ponds and second The centre of filtering ponds, the backwash water pipe and backwash tracheae are evenly arranged in the bottom of the first filtering ponds and the second filtering ponds On side wall, first blower and the second blower connect with the backwash tracheae in the first filtering ponds and the second filtering ponds respectively It connects, the clear water reserviors are connect with the first drainage pipeline of the first filtering ponds, and the water pump connect with clear water reserviors water outlet and with Backwash water pipe connection in one filtering ponds and the second filtering ponds, the PLC controller are located at the top of clear water reserviors, described first into It is designed on waterpipe, the second water inlet line, the first drainage pipeline, the second drainage pipeline, backwash tracheae and backwash water pipe Valve, all valves are all connect with PLC controller, and the switch and PLC controller of first blower, the second blower and water pump connect It connects.

2. a kind of deep-bed filter of V-type automatic backwash according to claim 1, it is characterised in that: the cloth mill weir is in Zigzag.

3. a kind of deep-bed filter of V-type automatic backwash according to claim 1, it is characterised in that:

First filtering ponds and the second filtering ponds bottom were filter block, and middle layer is natural cobblestone, and upper layer is natural stone Sand.

4. a kind of deep-bed filter of V-type automatic backwash according to claim 1, it is characterised in that: the water inlet line Solenoid valve for water is all made of with the valve on drainage pipeline.