CN208927692U - A kind of sandfiltration pot - Google Patents

Abstract

The utility model discloses a kind of sandfiltration pots, are related to technical field of water treatment equipment, solve the problems, such as to replace when the layer of sand of existing sandfiltration pot changes sand halfway.Technical solution is a kind of sandfiltration pot, including tank body, water inlet pipe is provided on tank body, outlet pipe, recoil water pipe and sewage pipe, layer of sand is provided in tank body, water inlet pipe and sewage pipe are located at the top of layer of sand, outlet pipe and recoil water pipe are located at the lower section of layer of sand, at least two funnelform separation nets are provided in tank body, layer of sand is arranged between two separation nets, and the tip location of the separation net of lower section is open and is fixedly connected with drain pipe, it is provided on the side wall of tank body and changes Sha Kou, it is hinged on tank body for closing the sealing plate for changing sand mouth, limit base is additionally provided on tank body, the bolt limited when in sealing plate insertion limit base to it is interspersed on limit base.The utility model is structurally reasonable, and setting funnel-form separation net limits layer of sand, and drain pipe sediment outflow is arranged and changes sand mouth into sand, and it is thorough to change sand.

Description

A kind of sandfiltration pot

Technical field

The utility model relates to technical field of water treatment equipment, in particular to a kind of sandfiltration pot.

Background technique

Sandfiltration pot is a kind of filter, and filter sand is filled in sandfiltration pot, and the water filtered will be needed to be passed through in sandfiltration pot, Water is filtered impurity some in water quality by filter sand when passing through filter sand, and filtered water is discharged out of sandfiltration pot again, from And complete filtering.Due to that can be remained in filter sand by the impurity under filtering sand filtration, so being needed in order to avoid influencing filter effect Filter sand in sandfiltration pot is backwashed.

Such as notification number is the patent of CN202061432U, discloses a kind of novel sand filtration tank backwashing structure, including sand Filter tank and layer of sand install one on the top of the sandfiltration pot and stir sand device, and the sand device that stirs is provided with an agitating device, described Agitating device is mounted on the inside of sandfiltration pot, the position of the inside of sandfiltration pot on the lower is provided with a collector pipe, in sandfiltration pot Lateral outer be provided with a water inlet pipe and sewage draining exit.

Above-mentioned sandfiltration pot in the prior art can build up after prolonged use, on layer of sand it is some be difficult to remove it is miscellaneous Matter and dirt, so layer of sand needs replacing, but above-mentioned sandfiltration pot only has collector pipe and sewage draining exit two outlets, so in layer of sand It is easy to cause when replacement and changes sand and be not thorough.

Utility model content

The purpose of the utility model is to provide a kind of replacements of layer of sand conveniently, thorough sandfiltration pot.

The above-mentioned technical purpose of the utility model has the technical scheme that a kind of sandfiltration pot, including Tank body is provided with water inlet pipe, outlet pipe, recoil water pipe and sewage pipe on the tank body, is provided with layer of sand in the tank body, described Water inlet pipe and the sewage pipe are located at the top of the layer of sand, and the outlet pipe and the recoil water pipe are located under the layer of sand Side is provided at least two separation nets in the tank body, and the separation net is funnel-shaped, and the layer of sand setting is described in two Between separation net, and the tip location of the separation net of lower section is open and is fixedly connected with the drain pipe for sediment outflow, described Drain pipe passes through the tank body, and the position on the side wall of the tank body between corresponding two separation nets, which is provided with, changes Sha Kou, It is hinged on the tank body for closing the sealing plate for changing sand mouth, is additionally provided with limit base, the limit on the tank body The bolt limited when the sealing plate is embedded in the limit base to it is interspersed on seat.

By using above scheme, when carrying out water filtering, the water for needing to filter inputs in tank body from water inlet pipe, passes through Tank body is discharged from water outlet pipe part again after the filtering of layer of sand, when carrying out recoil cleaning to layer of sand, water inputs tank from recoil water pipe Layer of sand is rinsed in vivo, tank body is then discharged in the sewage after flushing from sewage pipe, when carrying out layer of sand replacement, by drain pipe It opens, since separation net is funnel-shaped, then the sandstone between two separation nets naturally can be as water flow be together from drain pipe Place's discharge, while sealing plate can also be opened and separation net is cleaned from Sha Kouchu water spray is changed, after sandstone discharge is clean, Drain pipe is closed, then addition fresh sand is between two separation nets to constitute new layer of sand from Sha Kouchu is changed, to reach layer of sand more Change convenience, thorough effect.

The utility model is further arranged to: it is fixed on the sealing plate for being embedded in the filling block for changing sand mouth, The joint of the filling block and the sealing plate, which is provided with, to be sealed when changing in sand mouth described in the filling block insertion Elastic sealing strip.

By using above scheme, sealing plate exchange sand mouth is only set and is sealed, can to lack one piece on tank body, So that some sandstones can exist in this part for lacking, the sandstone so as to cause a part can not play a role in filtering and It causes sandstone to waste, this part that tank body lacks is filled by the way that filling block is arranged, then elastic sealing strip progress is set Sealing can avoid this problem, to avoid sandstone waste.

The utility model is further arranged to: blender is additionally provided on the tank body, the blender includes being fixed on Driving motor on the tank body is fixedly and coaxially connected the stirring coaxial with the separation net in the shaft of the driving motor Axis, the agitating shaft pass through the separation net, and the more stirring rods being located in the layer of sand are fixed on the agitating shaft.

By using above scheme, when being cleared up by sandstone of the back-flushing to layer of sand, some impurity and dirt are very Difficulty is swept away from sandstone, so being provided with blender, by driving motor driving agitating shaft rotation, agitating shaft drives in rotation Stirring rod is stirred the sandstone of layer of sand, so that rubbing between sandstone, thus by the impurity remained on sandstone and dirt It under object is wiped, then is washed away by water flow, to improve the recoil cleaning effect to sandstone.

The utility model is further arranged to: being additionally provided on the stirring rod and is isolated what net surface was brushed to described Bristle.

By using above scheme, although the separation net discharge funnel-shaped that can be convenient for layer of sand sandstone, with stirring The stirring of device is mixed, is rubbed between sandstone, can be smaller and smaller after sandstone abrasion, some sandstones can be stuck in the mesh of separation net And it is difficult with water flow flowing discharge, it needs to be rushed with water, so being provided with bristle on stirring rod, be replaced to layer of sand When, blender can be opened, bristle of the stirring rod when moving on stirring rod is enabled to brush down the sandstone being stuck in mesh, from And it is more convenient that layer of sand sandstone is discharged.

The utility model is further arranged to: the tank body is round bottom, and the side wall of the tank body is arranged in the outlet pipe, The bottom of the tank body is additionally provided with delivery pipe, and the drain pipe is placed in the delivery pipe, and the drain pipe and the discharge There is interval between pipe.

By using above scheme, when blender is stirred layer of sand sandstone, friction occurs between sandstone and wears, Some sandstones are fallen as abrasion becomes smaller by the mesh of separation net, so some sandstones falls on tank base, will be discharged Pipe is arranged on tank wall, sandstone is discharged together when can drain to avoid outlet pipe, then delivery pipe is arranged, falls on tank body bottom The sandstone in portion can be fallen into delivery pipe by the interval between delivery pipe and drain pipe, then open delivery pipe, tank base Sandstone can be discharged from delivery pipe together with water flow, to play the effect of the sandstone convenient for discharge tank base.

The utility model is further arranged to: the delivery pipe is threaded with the closing cock for closing its port, and Bott stick is additionally provided on the closing cock, the bott stick blocks the sediment outflow when closing cock closes the delivery pipe Pipe.

By using above scheme, delivery pipe can be blocked by closing cock and avoid leak, and the sandstone of layer of sand falls into row Can not play a role in filtering to water when in sandpipe, thus again closing cock on bott stick is set, adjust the length of bott stick, When closing cock blocks delivery pipe, bott stick can block drain pipe completely and sandstone is avoided to enter in drain pipe, to avoid making It is wasted at sandstone.

The utility model is further arranged to: some spiral of the recoil water pipe is arranged in the tank body, and institute It states and is provided with the consistent apopore of multiple angle directions on recoil water pipe.

By using above scheme, the recoil water pipe of spiral is set, the direction of apopore is redesigned, when water flow is from spiral When the apopore to recoil on water pipe sprays, water flow will form whirlpool, and whirlpool can drive the layer of sand in layer of sand mobile to a certain extent To promote the friction between sandstone, to be conducive to that friction occurs between sandstone and wipes lower impurity and dirt, to further increase The flushing cleaning effect of impurity and dirt on layer of sand.

The utility model is further arranged to: being also communicated with air intake branch on the recoil water pipe.

By using above scheme, air intake branch is set on recoil water pipe, is washed by water by the water pipe that recoils into tank body When rinsing layer of sand, while it can use air intake branch Xiang Shuili and being passed through air, so that the apopore energy on recoil water pipe Bubble and water are enough sprayed, the impurity and dirt that bubble is able to drive on layer of sand float, consequently facilitating impurity and dirt are from blowdown Pipe discharge, to play the impurity for avoiding falling on layer of sand and dirt remains in effect on layer of sand.

The utility model is further arranged to: the hydraulic pressure for testing hydraulic pressure in the tank body is additionally provided on the tank body Table, and the water pressure gauge is located at the top of the layer of sand.

By using above scheme, when having accumulated more impurity and dirt on layer of sand, out of water inlet pipe input tank body Sewage pass through that resistance suffered when layer of sand is bigger, then the impurity when inputting sewage from water inlet pipe with identical pressure on layer of sand More with dirt, the intracorporal hydraulic pressure of tank above layer of sand is bigger, then water pressure gauge is arranged on tank body, can by the numerical value of water pressure gauge The number of impurity and dirt accumulation on layer of sand judged, so as to determine when to carry out recoil cleaning to layer of sand with this, reach To the effect of reasonable recoil cleaning layer of sand.

In conclusion the utility model has the following beneficial effects: one be arranged funnelform separation net to layer of sand into Row limitation, then facilitate discharge to play convenient for layer of sand sandstone and water to be discharged out of tank body together in tip setting drain pipe The effect of layer of sand layer of sand；Secondly being stirred, can making when layer of sand carries out recoil cleaning for blender is arranged in tank body Impurity and dirt on sandstone are taken off due to friction, so that more clean thorough when the recoil cleaning of layer of sand sandstone.

Detailed description of the invention

Fig. 1 is the general structure schematic diagram of embodiment；

Fig. 2 is the partial sectional view of example structure.

Appended drawing reference: 1, tank body；2, water inlet pipe；3, outlet pipe；4, recoil water pipe；5, sewage pipe；6, layer of sand；7, it is isolated Net；8, drain pipe；9, Sha Kou is changed；10, sealing plate；11, limit base；12, bolt；13, filling block；14, elastic sealing strip；15, Blender；16, driving motor；17, agitating shaft；18, stirring rod；19, bristle；20, delivery pipe；21, closing cock；22, bott stick； 23, apopore；24, air intake branch；25, water pressure gauge.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

Referring to figs. 1 and 2, a kind of sandfiltration pot, including tank body 1, be provided on tank body 1 water inlet pipe 2, outlet pipe 3, Recoil water pipe 4 and sewage pipe 5, is provided with two funnelform separation nets 7 in tank body 1, be provided between two separation nets 7 by Sandstone forms layer of sand 6, and water inlet pipe 2 and sewage pipe 5 are located at the top of layer of sand 6, and outlet pipe 3 and recoil water pipe 4 are located under layer of sand 6 Side.

When carrying out water filtration, the water for needing to filter is passed through in tank body 1 from water inlet pipe 2, after the filtering of layer of sand 6 again Tank body 1 is discharged from outlet pipe 3, the impurity and dirt in some water then remain on layer of sand 6.Impurity and dirt on layer of sand 6 When object is accumulated to a certain extent, the water for cleaning layer of sand 6 is passed through into tank body 1 from recoil water pipe 4, layer of sand 6 is rushed Tank body 1 is then discharged in water after washing from sewage pipe 5.

It determines when to need to carry out recoil cleaning to layer of sand 6 for convenience, so being provided with a test water on tank body 1 The water pressure gauge 25 of pressure, water pressure gauge 25 test the hydraulic pressure of 6 top of layer of sand.Water is passed through at water inlet pipe 2 to be carried out by layer of sand 6 When filter, layer of sand 6 can cause inhibition to water flow, and when the impurity and cumulative dirt on layer of sand 6, layer of sand 6 is to water flow Inhibition is bigger, so that water flow is more difficult to pass through, so in 2 continual water inlet of water inlet pipe, 6 top tank body of layer of sand Hydraulic pressure in 1 can be gradually increased, then can determine when to need to recoil to layer of sand 6 to a certain extent by water pressure gauge 25 Cleaning.

Only recoil cleaning is carried out to layer of sand 6 by water, effect is not very well, still some impurity and dirt remains in sand It is difficult to wash away on layer 6, so being also provided with blender 15 on tank body 1 to assist the recoil of layer of sand 6 to clean.

Blender 15 includes the driving motor 16 being fixed on tank body 1, coaxially fixed in the shaft of driving motor 16 to connect It is connected to agitating shaft 17, agitating shaft 17 passes through separation net 7, and three stirring rods 18 are fixed on agitating shaft 17.In driving electricity When machine 16 drives agitating shaft 17 to rotate, stirring rod 18 is stirred layer of sand 6 as agitating shaft 17 moves together, stirred Phase mutual friction between the sandstone of layer of sand 6 in journey remains in friction process under impurity and dirt on layer of sand 6 wiped, then by The water of recoil washes away, and tank body 1 is discharged from sewage pipe 5, to play the recoil cleaning effect for improving layer of sand 6.

In addition, a part of spiral of recoil water pipe 4 is arranged in tank body 1, and multiple angle sides are provided on the water pipe 4 that recoils To consistent apopore 23.Recoil water pipe 4 be passed through water to layer of sand 6 carry out recoil cleaning when, design recoil 4 upper water-out of water pipe The direction in hole 23 can form vortex in tank body 1, and vortex can drive the sandstone of layer of sand 6 mobile, to promote between sandstone It rubs and reduces impurity and dirt is attached on sandstone.

It is additionally provided with air intake branch 24 on recoil water pipe 4, while layer of sand 6 is cleaned in 4 water flowing of water pipe that recoils, Air can be squeezed into water from air intake branch 24, so that bubble is carried in the water flow that apopore 23 sprays, on bubble Can be attached on impurity and dirt during floating, so that impurity and dirt be driven to float so that impurity and dirt be more easier from Tank body 1 is discharged at sewage pipe 5.

During carrying out recoil cleaning to layer of sand 6, always some impurity and dirt, which can remain on sandstone, is built up, Simultaneously during blender 15 stirs 6 sandstone of layer of sand, phase mutual friction will also result in abrasion, meeting after long-time between sandstone The filter effect for influencing layer of sand 6, so needing to replace layer of sand 6.

So the tip location in that separation net 7 of lower section is open and is provided with a drain pipe 8, drain pipe 8 is led to Outside tank body 1, the position also between corresponding two separation nets 7 of 1 side wall of tank body, which is provided with, changes sand mouth 9.Change sand mouth 9 it is flat when by hinged Sealing plate 10 on tank body 1 is sealed, and sealing plate 10 is located at the side for changing sand mouth 9, is changed on the tank body 1 of 9 other side of sand mouth It is provided with limit base 11, when sand mouth 9 is changed in the closing of sealing plate 10 in insertion limit base 11, and is interspersed with bolt on limit base 11 12 pairs of sealing plates 10 fix.

In addition, being also fixedly connected with filling block 13 on sealing plate 10, set in the intersection of filling block 13 and sealing plate 10 It is equipped with elastic sealing strip 14.When sealing plate 10 is exchanged sand mouth 9 and closed, the insertion of filling block 13 is changed in sand mouth 9 again by elasticity 14 waterproof sealing of sealing strip can be filled tank body 1 changing a part lacked at sand mouth 9 by setting filling block 13, Avoiding sandstone from being in this part can not play a role in filtering and cause to waste.

6 sandstone of layer of sand between two separation nets 7 can be discharged outside tank body 1 from drain pipe 8, meanwhile, it can be from changing It washes by water at sand mouth 9 on separation net 7, sandstone remaining on separation net 7 is rushed in into discharge tank body 1 in drain pipe 8.For some cards The discharge that sandstone in 7 mesh of separation net is more easier is provided with bristle 19 also on stirring rod 18, arranges to sandstone When putting, the sand blocked in lower 7 mesh of separation net can be brushed using the bristle 19 on stirring rod 18 by starting driving motor 16 Stone.

When blender 15 stirs 6 sandstone of layer of sand, the friction between sandstone will cause sandstone abrasion, so that sandstone It is smaller and smaller, so that some sandstones can fall on bottom in tank body 1 by the mesh of separation net 7.

So tank body 1 is used round bottom, and 1 side wall of tank body is arranged in avoid being mixed into the water of discharge in outlet pipe 3 Sandstone, and it is provided with delivery pipe 20 in the bottom of tank body 1, drain pipe 8 is located in delivery pipe 20, and delivery pipe 20 and sediment outflow There is interval between pipe 8.When opening delivery pipe 20, the water of 1 bottom of tank body can be with the sandstone of bottom together from delivery pipe It is discharged at 20.

When delivery pipe 20 does not have to discharge sandstone, closing cock 21 is also threaded in delivery pipe 20, delivery pipe 20 is carried out Closing, and bott stick 22 is additionally provided on closing cock 21, when closing cock 21 closes delivery pipe 20, bott stick 22 can be blocked up Firmly drain pipe 8 can enter in drain pipe 8 to avoid sandstone when bott stick 22 blocks drain pipe 8 and can not play filter effect, from And avoid sandstone waste.

This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims (9)

1. a kind of sandfiltration pot, including tank body (1), water inlet pipe (2), outlet pipe (3), recoil water pipe are provided on the tank body (1) (4) and sewage pipe (5) it, is provided with layer of sand (6) in the tank body (1), the water inlet pipe (2) and the sewage pipe (5) are located at institute The top of layer of sand (6) is stated, the outlet pipe (3) and recoil water pipe (4) are located at the lower section of the layer of sand (6), and feature exists In: at least two separation nets (7) are provided in the tank body (1), and the separation net (7) is funnel-shaped, the layer of sand (6) sets It sets between two separation nets (7), and the tip location of the separation net (7) of lower section is open and is fixedly connected with and is used for The drain pipe (8) of sediment outflow, the drain pipe (8) pass through the tank body (1), correspond to described in two on the side wall of the tank body (1) Position between separation net (7), which is provided with, to be changed Sha Kou (9), is hinged on the tank body (1) and described is changed Sha Kou's (9) for closing Sealing plate (10) is additionally provided with limit base (11) on the tank body (1), is interspersed on the limit base (11) in the sealing plate (10) bolt (12) that it is limited when the insertion limit base (11) is interior.

2. a kind of sandfiltration pot according to claim 1, it is characterised in that: be fixed on the sealing plate (10) for being embedded in The filling block (13) for changing (9) Sha Kou, the filling block (13) and the joint of the sealing plate (10) are provided in described Changed described in filling block (13) insertion Sha Kou (9) it is interior when the elastic sealing strip (14) that is sealed.

3. a kind of sandfiltration pot according to claim 1, it is characterised in that: be additionally provided with blender on the tank body (1) (15), the blender (15) includes the driving motor (16) being fixed on the tank body (1), and the driving motor (16) turns The agitating shaft (17) coaxial with the separation net (7) is fixedly and coaxially connected on axis, the agitating shaft (17) passes through the isolation Net (7), and the more stirring rods (18) being located in the layer of sand (6) are fixed on the agitating shaft (17).

4. a kind of sandfiltration pot according to claim 3, it is characterised in that: be additionally provided on the stirring rod (18) to described The bristle (19) that separation net (7) surface is brushed.

5. a kind of sandfiltration pot according to claim 1, it is characterised in that: the tank body (1) is round bottom, the outlet pipe (3) side wall in the tank body (1) is set, and the bottom of the tank body (1) is additionally provided with delivery pipe (20), drain pipe (8) set In the delivery pipe (20), and there is interval between the drain pipe (8) and the delivery pipe (20).

6. a kind of sandfiltration pot according to claim 5, it is characterised in that: the delivery pipe (20) is threaded with for sealing The closing cock (21) of its port is closed, and is additionally provided with bott stick (22) on the closing cock (21), the bott stick (22) is in institute It states when closing cock (21) close delivery pipe (20) and blocks the drain pipe (8).

7. a kind of sandfiltration pot according to claim 1, it is characterised in that: described some spiral of recoil water pipe (4) is set It sets in the tank body (1), and is provided with the consistent apopore of multiple angle directions (23) on the recoil water pipe (4).

8. a kind of sandfiltration pot according to claim 1, it is characterised in that: be also communicated with air inlet on the recoil water pipe (4) Branch pipe (24).

9. a kind of sandfiltration pot according to claim 1, it is characterised in that: be additionally provided on the tank body (1) for testing The water pressure gauge (25) of the interior hydraulic pressure of the tank body (1), and the water pressure gauge (25) is located at the top of the layer of sand (6).