CN200990814Y

CN200990814Y - Back-washing water-supplying apparatus

Info

Publication number: CN200990814Y
Application number: CN 200620175751
Authority: CN
Inventors: 王松涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-12-27
Filing date: 2006-12-27
Publication date: 2007-12-19
Anticipated expiration: 2016-12-27

Abstract

The utility model relates to a back wash water supply equipment, which comprises a trailer, a power section, a filter casing, a filter tube I, a filter tube II, a water outlet tube, and a fertilizer tank. The power section, the filter casing, the filter tube I, the filter tube II, the water outlet tube, and the fertilizer tank are all arranged on the trailer, the filter casing is divided into a left filter chamber, a right filter chamber and a clear water area, the left filter chamber and the right filter chamber are separated by a partition plate, a ganister sand is laid in the left filter chamber and the right filter chamber, a filter screen is arranged in the filter tube I and filter tube II, and the lower ends of the outlets of the filter tube I and filter tube II are connected with the water outlet tube with a flange plate arranged at the two ends. The utility model has the beneficial effects that the device can move following the trailer, thus the irrigation function is convenient to be realized; the ganister sand in the filter casing and the filter screen in the filter tube can realize the double filtration function, therefore the filter effect is strengthened, the automatic back wash function as well as equipment operating are realized, without the equipment is disassembled.

Description

A kind of backwash water supply plant

Technical field

The utility model relates to a kind of water supply plant.

Background technology

Agricultural water pollutes more and more serious, agricultural irrigation water is generally not treated with regard to direct irrigated farmland at present, there are a lot of impurity directly to enter in the irrigation water and polluted agricultural land, China seldom is applied to the method for filtering the purification of agricultural irrigation water now, the clean-up effect of some filter is fine, such as the CN1424983 water purification filter, but this filter method cost is very high, be difficult to be applied to the purification of agricultural irrigation water, other also the impurity in the water can well be considered as the CN1421261 automatic backwashing filter with what physical method filtered, but move very inconvenient, can not satisfy the requirement that agricultural irrigation is moved at any time, based on this present situation, we have designed a kind of backwash water supply plant and have satisfied the requirement that agricultural irrigation water filters, consider the impurity that in the irrigation water through double filtration, and can filter the function that realizes automatic backwash when irrigating.

The utility model content

The purpose of this utility model provides a kind of backwash water supply plant, satisfies the requirement that present agricultural irrigation water filters, and reduces the pollution of agricultural water.

The purpose of this utility model is to be achieved through the following technical solutions:

A kind of dirty backwash water supply plant, by trailer, power section, filter housings, cartridge filter I, cartridge filter II, water output cylinder and fertilizer can are formed, described power section, filter housings, cartridge filter I, cartridge filter II, water output cylinder and fertilizer can all place on the trailer, described power section comprises electromotor and water pump, the power output of electromotor is connected with water pump, one termination of water pump is gone into the water source, the other end of water pump connects the filter housings water inlet pipe, described filter housings comprises left filter chamber, right filter chamber and clean water area, separate by a dividing plate between filter chamber, a left side and the right filter chamber, the bottom of filter chamber, a left side and right filter chamber is round-meshed base plate, base plate with the right filter chamber of clean water area and left filter chamber separately, on the hole of described base plate, be covered with filter cap, be covered with one deck quartz sand above the base plate, left filter chamber and right filter chamber that described filter housings water inlet pipe divides two branch roads to insert filter housings respectively, on the filter housings water inlet pipe, be connected to a manometer I, on two branch roads of described filter housings water inlet pipe, respectively be provided with an inlet valve, between inlet valve and filter housings inlet, respectively meet a sewage pipe I, on described sewage pipe I, respectively be provided with a sewage draining valve I, respectively establish a branch water plate in two filter housings porch of filter housings inside, be connected to two outlet pipes in described clean water area, described outlet pipe is connected with cartridge filter II with cartridge filter I respectively, on outlet pipe, respectively establish a valve, on outlet pipe, establish a pressure Table II.

The upper end of cartridge filter is provided with cover, the upper end of cover connects locking mechanism, locking mechanism comprises jackscrew and press strip, press strip passes two hangers that are positioned on the tube, jackscrew withstands cover after screwing in press strip, described cartridge filter inside is provided with screen pack, the lower end of screen pack is corresponding with the cartridge filter outlet, the lower end of cartridge filter I and cartridge filter II outlet all is connected with the water output cylinder that two ends are provided with flange, in the cartridge filter outlet, respectively be provided with a valve, each is connected the cartridge filter lower end with sewage pipe II, sewage pipe II is provided with sewage draining valve II, and described water output cylinder is provided with the pressure Table III, and water output cylinder is connected with fertilizer can by water pipe, be provided with a valve on described water pipe, described fertilizer can inserts the water inlet of water pump by water pipe.

The beneficial effect of backwash water supply plant described in the utility model is: described power section, filter housings, cartridge filter I, cartridge filter II, water output cylinder and fertilizer can all place on the trailer, and entire equipment can be moved with trailer easily; Quartz sand and the screen pack in the cartridge filter in this water supply plant filter housings produce the double medium filtration effect; Left filter chamber and right filter chamber, cartridge filter I and cartridge filter II in the filter housings all can realize the function of backwash by opening and closing corresponding valve, and need not dismantle equipment itself.

Description of drawings

With embodiment the utility model is described in further detail with reference to the accompanying drawings below.

Fig. 1 is the structural representation of the described backwash water supply plant of the utility model embodiment.

Among the figure:

1, electromotor; 2, water pump; 3, power section; 4, filter housings; 5, cartridge filter I; 6, cartridge filter II; 7, water output cylinder; 8, fertilizer can; 9, water source; 10, water inlet pipe; 11, left filter chamber; 12, right filter chamber; 13, clean water area; 14, dividing plate; 15, hole; 16, base plate; 17, filter cap; 18, quartz sand; 19, inlet valve; 20, sewage pipe I; 21, sewage draining valve I; 22, divide the water plate; 23, outlet pipe; 24, cover; 25, jackscrew; 26, press strip; 27, hanger; 28, screen pack; 29, sewage pipe II; 30, sewage draining valve II; 31, valve; 32, manometer I; 33, pressure Table II; 34, pressure Table III; 35, trailer; 36, flange.

Embodiment

As shown in Figure 1, the described backwash water supply plant of the utility model embodiment, by trailer 35, power section 3, filter housings 4, cartridge filter I5, cartridge filter II6, water output cylinder 7 and fertilizer can 8 are formed, described power section 3, filter housings 4, cartridge filter I5, cartridge filter II6, water output cylinder 7 and fertilizer can 8 all place on the trailer 35, described power section 3 comprises electromotor 1 and water pump 2, the power output of electromotor 1 is connected with water pump 2, one termination of water pump 2 is gone into water source 9, the other end of water pump 2 connects filter housings water inlet pipe 10, described filter housings 4 comprises left filter chamber 11, right filter chamber 12 and clean water area 13, separate by a dividing plate 14 between filter chamber 11, a left side and the right filter chamber 12, the bottom of filter chamber 11, a left side and right filter chamber 12 is the base plates 16 that have circular hole 15, base plate 16 separates

clean water area

13 and 11 right filter chambers 12, left filter chamber, on the hole 15 of described base plate 16, be covered with filter cap 17, be covered with one deck quartz sand 18 above the

base plate

16,10 fens two branch roads of described filter housings water inlet pipe insert the left filter chamber 11 and the right filter chamber 12 of filter housings 4 respectively, on filter housings water inlet pipe 10, be connected to a manometer I32, on 10 two branch roads of described filter housings water inlet pipe, respectively be provided with an inlet valve 18, between inlet valve 18 and filter housings 4 inlets, respectively meet a sewage pipe I20, on described sewage pipe I20, respectively be provided with a sewage draining valve I21, a branch water plate 22 is respectively established in two filter housings 4 porch in filter housings 4 inside, be connected to two outlet pipes 23 in described clean water area 13, described outlet pipe 23 is connected with cartridge filter II6 with cartridge filter I5 respectively, on outlet pipe 23, respectively establish a valve 31, on outlet pipe 23, establish a manometer II33.

The upper end of cartridge filter is provided with cover 24, the upper end of cover 24 connects locking mechanism, locking mechanism comprises jackscrew 25 and press strip 26, press strip 26 passes two hangers 27 that are positioned on the tube, after screwing in press strip 26, jackscrew 25 withstands cover 24, described cartridge filter inside is provided with screen pack 28, the lower end of screen pack 28 is corresponding with the cartridge filter outlet, the lower end of cartridge filter I5 and cartridge filter II6 outlet all is connected with the water output cylinder 7 that two ends are provided with flange 36, in the cartridge filter outlet, respectively be provided with a valve, each is connected the cartridge filter lower end with sewage pipe II29, sewage pipe II29 is provided with sewage draining valve II30, and described water output cylinder 7 is provided with manometer III34, and water output cylinder 7 is connected with fertilizer can 8 by water pipe, be provided with a valve 31 on described water pipe, described fertilizer can 8 inserts the water inlet of water pump 2 by water pipe.

Supply water and open inlet valve 18 when irrigating, the valve 31 of valve 31 on the outlet pipe and cartridge filter outlet, close sewage draining valve I21 and sewage draining valve II30, the water of filtered enters water inlet pipe 10 from water pump 2, enter the left filter chamber 11 and the right filter chamber 12 of filter housings 4 along water inlet pipe 10, branch water plate 22 in the porch of left filter chamber 11 and right filter chamber 12 can disperse current, prevent the effect that reduces quartz sand 18 filtrations that the excessive stishovite sand 18 of current causes, the water that process quartz sand 18 filters enters clean water area 13 from the hole 15 of base plate 16, the water of clean water area 13 enters cartridge filter I5 and cartridge filter II6 by outlet pipe 23, after water enters cartridge filter I5 and cartridge filter II6, filtration through screen pack 28 enters water output cylinder 7 from the cartridge filter outlet, discharges from water output cylinder 7 then.

Quartz sand 18 filters and well strainer in the backwash water supply plant can also be realized while the function of irrigating automatic backwash.When the impurities accumulation in left filter chamber 11 and the right filter chamber 12 is too much, can observe the pressure differential between manometer I32 and the manometer II33, the many pressure differentials of impurity are big, the few pressure differential of impurity is also little, keep left filter chamber 11 filtration states constant when washing right filter chamber 12, close the inlet valve 18 on the water inlet pipe 10 that is connected with right filter chamber 12, open the sewage draining valve I21 that is connected with right filter chamber 12; Keep the duty of right filter chamber 12 constant when washing left filter chamber 11, close the inlet valve 18 on the water inlet pipe 10 that is connected with left filter chamber 11, open the sewage draining valve I21 that is connected with left filter chamber 11.

When the impurities accumulation of cartridge filter I5 and cartridge filter II6 the inside is too much, can observe the pressure differential between manometer II33 and the manometer III34, the many pressure differentials of impurity are big, and the few pressure differential of impurity is also little.During backwash filter tube I5, keep the filtration state of cartridge filter II6 constant, the sewage draining valve on the drainpipe that is connected with cartridge filter I5 is closed and opened to the valve 31 on the outlet pipe 23 that will be connected with cartridge filter I5; During backwash filter tube II6, keep the filtration state of cartridge filter I5 constant, the sewage draining valve on the drainpipe that is connected with cartridge filter II6 is closed and opened to the valve 31 on the outlet pipe 23 that will be connected with cartridge filter II6; In the backwash process, can keep water output cylinder 7 both sides flange 36 open or closed state constant.

Pick out a water pipe to fertilizer can 8 from water output cylinder 7, pick out the water inlet of a water pipe from fertilizer can 8 then, while the valve that can open on water output cylinder 7 connection fertilizer cans 8 water pipes realizes irrigating the function of applying fertilizer to water pump 2.

Claims

1, a kind of backwash water supply plant, by trailer, power section, filter housings, cartridge filter I, cartridge filter II, water output cylinder and fertilizer can are formed, described power section, filter housings, cartridge filter I, cartridge filter II, water output cylinder and fertilizer can all place on the trailer, described power section comprises electromotor and water pump, the power output of electromotor is connected with water pump, one termination of water pump is gone into the water source, the other end of water pump connects the filter housings water inlet pipe, described filter housings water inlet pipe inserts the filter housings inlet, clean water area is connected to outlet pipe, described outlet pipe connects cartridge filter, on outlet pipe, be provided with valve, on water inlet pipe, be provided with manometer I, on outlet pipe, be provided with the pressure Table II, on water output cylinder, be provided with the pressure Table III, it is characterized in that: two branches of described water inlet pipe are provided with valve, sewage pipe I runs in below valve, on described sewage pipe I, be provided with sewage draining valve I, described filter housings comprises left filter chamber, right filter chamber and clean water area, separate by a dividing plate between filter chamber, a left side and the right filter chamber, the bottom of filter chamber, a left side and right filter chamber is round-meshed base plate, base plate with the right filter chamber of clean water area and left filter chamber separately, on the hole of described base plate, be covered with filter cap, be covered with one deck quartz sand above the base plate, screen pack is all installed in cartridge filter I and cartridge filter II inside, the lower end of screen pack is corresponding with the outlet of cartridge filter, the lower end of described cartridge filter I and cartridge filter II outlet all is connected with the water output cylinder that two ends are provided with flange, in the outlet of cartridge filter I and cartridge filter II, respectively be provided with a valve, the lower end of cartridge filter I and cartridge filter II all is connected with sewage pipe II, sewage pipe II is provided with sewage draining valve II, water output cylinder picks out a water pipe and connects fertilizer can, and the water pipe of fertilizer can inserts the water inlet of water pump then.