CN209475768U - Filter device and system - Google Patents

Abstract

The utility model provides a kind of filter device and system, belongs to filter plant field.The filter device includes: filter assemblies, which includes: sedimentation tower, rectifying tube, connecting rod and at least one flap.The inside of sedimentation tower is arranged in the rectifying tube.The inside of the rectifying tube is arranged in connecting rod and flap, and the power fluid outlet of sedimentation tower is connected to power fluid suction inlet.When power fluid enters rectifying tube from the entrance of rectifying tube, it is acted on by the pressure in the decelerating effect and rectifying tube of flap, so that the impurity particle in power fluid settles down, to realize the filtering to the power fluid, last filtered power fluid can be delivered to rodless pump from power fluid suction inlet, power fluid needed for guaranteeing the rodless pump is sufficient, which can work normally, and working efficiency is higher.

Description

Filter device and system

Technical field

The utility model relates to filter plant field, in particular to a kind of filter device and system.

Background technique

In the development process of coal seam, since coal seam permeability is lower, need to improve output of coal by way of hydraulic fracturing. During hydraulic fracturing, needs for fracturing sand to be delivered to coal seam and realize pressure break.And need after pressure break will be in the producing well of coal seam Water discharge, the water of discharge enters after the power liquid case of rodless pump the power fluid that can be used as rodless pump transmitting energy.But from well Contain fracturing sand and coal dust in the power fluid of interior discharge, needs to be filtered the power fluid.Wherein, rodless pump is coal seam production The mining equipment of well.

In the related technology, filter screen is arranged usually in power liquid case to be filtered the power fluid in the power liquid case.

But filtering Netease is blocked by fracturing sand or coal dust, causes the power fluid in rodless pump insufficient, rodless pump stops It only works, working efficiency is low.

Summary of the invention

The utility model provides a kind of filter device and system, can solve the filtering in power liquid case in the related technology Netease is blocked by fracturing sand or coal dust, leads to the problem of the power fluid insufficient supply in rodless pump.Technical solution is as follows:

On the one hand, a kind of filter device is provided, the filter device includes: filter assemblies, and the filter assemblies include: Sedimentation tower, rectifying tube, connecting rod and at least one flap；

The sedimentation tower and the rectifying tube are hollow columnar structures, and the rectifying tube is arranged in the sedimentation tower The entrance in portion, the top of the rectifying tube is connected to power fluid inlet line, and the outlet of the bottom of the rectifying tube sinks with described The bottom for dropping tower has gap；

The connecting rod and at least one described flap are arranged at the inside of the rectifying tube, each flap It is connect with the connecting rod, there is angle, and each deceleration between the plate face and the connecting rod of each flap There is gap between plate and the inner wall of the rectifying tube；

The power fluid outlet of the sedimentation tower is connected to power fluid suction inlet, and the power fluid outlet of the sedimentation tower is located at institute State the top of sedimentation tower.

Optionally, the filter assemblies further include: at least one spoiler；

One end of each spoiler is connect with the inner wall of the sedimentation tower, the other end of each spoiler and institute State the outer wall connection of rectifying tube；

Multiple through-holes are provided on each spoiler.

Optionally, the filter assemblies further include: at least one set of supporting element, supporting element described in every group include: support sleeve and At least one support rod；

The support sleeve is hollow columnar structures, and the support sleeve is socketed in the connecting rod；

One end of each support rod is connect with the outer wall of the support sleeve, the other end of each support rod and institute State the inner wall connection of rectifying tube.

Optionally, the bottom end of the connecting rod protrudes from the outlet of the rectifying tube；The filter assemblies further include: with institute State the shunting disk of the bottom end connection of connecting rod；

The shunting disk is cone structure, the axis collinear of the axis of the shunting disk and the connecting rod, and described point The opening direction of flow table is towards the outlet of the rectifying tube.

Optionally, the filter assemblies further include: sewage pipe, blowdown valve, connecting shaft and at least one cleaning shoe；

One end of the sewage pipe is connected to the waste of the bottom of the sedimentation tower, and the blowdown valve is arranged described In sewage pipe；

The connecting shaft is arranged in the sedimentation tower, and one end of the connecting shaft and the bottom end of the connecting rod connect It connects；

One end of each cleaning shoe and the connection axis connection, the plate face of each cleaning shoe are parallel to the company Spindle, and the gap of the inner wall of the other end of each cleaning shoe and the sedimentation tower is less than threshold value.

Optionally, the other end of the connecting shaft is located in the sewage pipe；The filter assemblies further include: be located at described At least one dredging bar in sewage pipe；

One end of each dredging bar and the connection axis connection, the other end of each dredging bar and the blowdown The gap of the inner wall of pipe is less than threshold value；

The blowdown valve is located at the one end of the connecting shaft far from the connecting rod.

Optionally, one end of the entrance at top of the sedimentation tower far from the rectifying tube is in cone structure；

The plate face of each cleaning shoe is triangular in shape.

Optionally, the filter device includes: multiple cascade filter assemblies；

In multiple cascade filter assemblies, the entrance positioned at the rectifying tube of the filter assemblies of head end is moved with described The connection of power liquid inlet line, power fluid outlet and the power fluid suction inlet positioned at the sedimentation tower of the filter assemblies of end Connection；

The power fluid of the sedimentation tower of each filter assemblies exports, with entering for the rectifying tube of filter assemblies described in next stage Mouth connection.

Optionally, the height of the power fluid outlet of the sedimentation tower in multiple cascade filter assemblies successively reduces, and The height of the entrance of rectifying tube in each filter assemblies is higher than the height that the power fluid of sedimentation tower exports.

On the other hand, provide a kind of filtration system, the filtration system include: power fluid inlet line, rodless pump with And the filter device as described in terms of above-mentioned；

The power fluid inlet line is connected to the entrance of the rectifying tube in the filter device；

The rodless pump is connected to the power fluid suction inlet in the filter device.

Technical solution bring beneficial effect provided by the utility model includes at least:

It includes: filter assemblies that the utility model embodiment, which provides a kind of filter device and system, the filter device, the mistake Filtering component includes: sedimentation tower, rectifying tube, connecting rod and at least one flap.The inside of sedimentation tower is arranged in the rectifying tube. The inside of the rectifying tube is arranged in connecting rod and flap, and the power fluid outlet of sedimentation tower is connected to power fluid suction inlet.When dynamic When power liquid enters rectifying tube from the entrance of rectifying tube, is acted on, made by the pressure in the decelerating effect and rectifying tube of flap The impurity particle obtained in power fluid settles down, to realize the filtering to power fluid.Last filtered power fluid can be from Power fluid suction inlet is delivered to rodless pump, and power fluid needed for guaranteeing the rodless pump is sufficient, which can work normally, work It is higher to make efficiency.

Detailed description of the invention

It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings Obtain other attached drawings.

Fig. 1 is a kind of structural schematic diagram of filter device provided by the embodiment of the utility model；

Fig. 2 is the structural schematic diagram of another filter device provided by the embodiment of the utility model；

Fig. 3 is a kind of structural schematic diagram of supporting element provided by the embodiment of the utility model；

Fig. 4 is the structural schematic diagram of another filter device provided by the embodiment of the utility model；

Fig. 5 is the structural schematic diagram of another filter device provided by the embodiment of the utility model；

Fig. 6 is a kind of structural schematic diagram of filtration system provided by the embodiment of the utility model.

Specific embodiment

It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer Type embodiment is described in further detail.

In order to guarantee the output of coal seam producing well, generallys use L-type horizontal well and carry out development and production.Wherein, L-type water Horizontal well includes: straight well section, inclination section and horizontal segment.Entire coal seam producing well is L-shaped structure.The track of the L-type horizontal well Slope is larger, need to carry out mining work to the L-type horizontal well using rodless pump.But the drive of the need of work power fluid of rodless pump It is dynamic.In the related technology, usually the water of coal seam producing well is filtered using filter screen, using filtered water as driving nothing The power fluid of bar pump.But the filter effect of filter screen is poor, the impurity of power fluid is more, and the holddown of rodless pump is frequent, thus Influence the continuous mining of L shape horizontal well.

Fig. 1 is a kind of structural schematic diagram of filter device provided by the embodiment of the utility model.The filter device can be used It is filtered in the water in the producing well of coal seam.With reference to Fig. 1, which may include: filter assemblies 01, the filtering group Part 01 may include: sedimentation tower 001, rectifying tube 002, connecting rod 003 and at least one flap 004.

The sedimentation tower 001 and the rectifying tube 002 can be hollow columnar structures, which can be set at this The entrance 002a of the inside of sedimentation tower 001, the top of the rectifying tube 001 is connected to power fluid inlet line (Fig. 1 does not show place), should The outlet 002b of the bottom of rectifying tube 001 and the bottom 001b of the sedimentation tower 001 have gap.

Connecting rod 003 and at least one flap 004 can be arranged at the inside of rectifying tube 002, each flap 004 It can be connect with the connecting rod 003, and there is angle α between the plate face of each flap 004 and the connecting rod 003, each subtracted There is gap between fast plate 004 and the inner wall of rectifying tube 002.

The power fluid outlet 001a of sedimentation tower 001 is connected to power fluid suction inlet 00a, and the power fluid of the sedimentation tower 001 goes out Mouth 001a is located at the top of the sedimentation tower 001.

When power fluid enters rectifying tube 002 from the entrance 002a of rectifying tube 002, it is arranged at least in the rectifying tube 002 One flap 004 can hinder the flowing of the power fluid, so that the flowing velocity of the power fluid is reduced, so that big in power fluid Impurity (fracturing sand and coal dust) particle of part bulky grain settles down.Also, under the action of pressure in rectifying tube 002, Power fluid in sedimentation tower 001 can rise, since speed of the power fluid in uphill process is slower, the lesser impurity in part Particle can settle down, to realize the filtering to the power fluid.Last filtered power fluid can be sucked from power fluid Mouth 00a is delivered to rodless pump (Fig. 1 is not shown), guarantees the normal work of the rodless pump.

In the utility model embodiment, which can be vertically arranged, i.e. sedimentation tower in filter device 00 001, rectifying tube 002 and the axis of connecting rod 003 can be each perpendicular to horizontal plane.

In conclusion the utility model embodiment provides a kind of filter device, which includes: filter assemblies, The filter assemblies include: sedimentation tower, rectifying tube, connecting rod and at least one flap.Sedimentation tower is arranged in the rectifying tube It is internal.The inside of the rectifying tube is arranged in connecting rod and flap, and the power fluid outlet of sedimentation tower is connected to power fluid suction inlet. When power fluid enters rectifying tube from the entrance of rectifying tube, made by the pressure in the decelerating effect and rectifying tube of flap With so that the impurity particle in power fluid settles down, to realize the filtering to power fluid, last filtered power fluid can To be delivered to rodless pump from power fluid suction inlet, power fluid needed for guaranteeing the rodless pump is sufficient, which can normal work Make, working efficiency is higher.

In the utility model embodiment, each flap 004 can be steel plate, and can weld with connecting rod 003. The length of each flap 004 can be 100 centimetres (cm), and width can be 70cm, and thickness can be 0.5cm.Each deceleration Angle α between the plate face and connecting rod 003 of plate 004 can be for 40 ° (degree) to 60 °, and the utility model embodiment is to angle α Value without limitation.

Optionally, filter assemblies 01 may include multiple flaps 004, and every two flap 004 can be one group, should Two flaps 004 can be symmetrically welded at the two sides of connecting rod 003.When the filter assemblies 01 include multiple groups flap 004 When, which can be arranged at intervals in connecting rod 003, and two adjacent groups flap 004 is in the horizontal plane just Projection can not be overlapped, i.e., the multiple groups flap 004 can be staggered.

It is exemplary, as shown in Figure 1, four groups of flaps 004 can be set in filter assemblies 01, it is of course also possible to be arranged three Group flap 004.The utility model embodiment without limitation, only needs the quantity of the flap 004 being arranged in filter assemblies 01 Guarantee that the flap 004 can be to effective deceleration of the power fluid entered in rectifying tube 002.

Optionally, it is 280cm that rectifying tube 002, which can be length, and diameter is the steel pipe of 80cm to 100cm.Connecting rod 003 can To be diameter for 2cm, length is the steel pole of 300cm.

Fig. 2 is the structural schematic diagram of another filter device provided by the embodiment of the utility model.It can be seen with reference to Fig. 2 Out, which can also include: at least one spoiler 005.It one end of each spoiler 005 can be with sedimentation tower 001 inner wall connection, the other end of each spoiler 005 can be connect with the outer wall of rectifying tube 002, and each spoiler 005 On multiple through-holes can be set.

In the filter process to power fluid, when rising in sedimentation tower 001 from the power fluid flowed out in rectifying tube 002 When, which can further decrease the rate of climb of power fluid, so that the tiny impurity particle in power fluid is into one Step settles down, and ensure that the filter effect to power fluid.Filtered power fluid can be by being arranged on spoiler 005 Through-hole rises to the power fluid outlet 001a of sedimentation tower 001, and is delivered to rodless pump by power fluid suction inlet 00a.

Optionally, which can be made of honeycomb filler plate, naturally it is also possible to it is made of other materials, such as It can be made of plastics, the utility model embodiment is to being made the material of the spoiler 005 without limitation.

Optionally, the plate face of each spoiler 005 and the axis of rectifying tube 002 are not parallel.For example, each spoiler 005 It can be cone structure, it can funnel-shaped.The diameter of one end that each spoiler 005 is connect with sedimentation tower 001 can be with For 500cm, the diameter of the one end connecting with rectifying tube 002 can be 100cm.Each spoiler 005 can be socketed in rectification On pipe 002, and the angle β between the spoiler 005 and the outer wall of rectifying tube 002 can be 40 ° to 60 °.

It is exemplary, as shown in Fig. 2, two spoilers 005 of setting can be spaced in filter assemblies 01, it is of course also possible to set Set three spoilers 005, the utility model embodiment to the quantity of the spoiler 005 being arranged in filter assemblies 01 without limitation, It need to only guarantee that the spoiler 005 realization can be to effective filtering of power fluid.

With reference to Fig. 2 it can also be seen that the filter assemblies 01 can also include: at least one set of supporting element 006.Fig. 3 is this reality With a kind of structural schematic diagram for supporting element that new embodiment provides.As shown in figure 3, every group of supporting element 006 may include: support Set 0061 and at least one support rod 0062.The support sleeve 0061 can be hollow columnar structures, which can be socketed In connecting rod 003.One end of each support rod 0062 can be connect with the outer wall of the support sleeve 0061, each support rod 0062 other end can be connect with the inner wall of rectifying tube 002.

By the way that supporting element 006 is arranged in connecting rod 003, it is ensured that the connecting rod 003 will not be sent out under external force Raw bending deformation, ensure that the structural stability of the filter assemblies 01.

Optionally, it can be arranged at intervals with multiple groups supporting element 06 in the connecting rod 003, effectively to ensure the connecting rod 003 Stability.For example, three groups of supporting elements 006 of setting can be spaced with reference to Fig. 2.Every group of supporting element 006 may include: three branch Strut 0062.Three support rods 0062 can be evenly arranged in the outside of support sleeve 0061.Three support rods 0062 can To weld with the outer wall of support sleeve 0061, A-frame structure is formed, to effectively avoid connecting rod 003 under external force It occurs bending and deformation.

Optionally, the diameter of support sleeve 0061 can be 2.2cm.Each support rod 0062 and support sleeve 0061 The angle γ of axis can be 30 ° to 60 °.

With reference to Fig. 2 as can be seen that the bottom end of connecting rod 003 can protrude from the outlet 002b of rectifying tube 002.The filtering group Part 01 can also include: the shunting disk 007 connecting with the bottom end of the connecting rod 003.The shunting disk 007 can be cone structure, Can be with for funnel-form closed at one end, the axis of the shunting disk 007 and the axis collinear of connecting rod 003, and the shunting disk 007 Opening direction can be towards the outlet 002b of rectifying tube 002.

The shunting disk 007, which is arranged, can make the power fluid of the output of rectifying tube 002 is fan-shaped to be distributed in the interior of sedimentation tower 001 Portion, so that power fluid is evenly distributed on the inside of sedimentation tower 001, the impurity particle being further ensured that in power fluid can sink It lowers, realizes the filtering of power fluid.

With reference to Fig. 2 it can also be seen that the filter assemblies 01 can also include: sewage pipe 008, blowdown valve 009, connecting shaft 010 and at least one cleaning shoe 011.The waste 001b of the bottom of one end and sedimentation tower 001 of the sewage pipe 008 connects Logical, blowdown valve 009 can be set in the sewage pipe 008.The sewage pipe 008 can arrange the impurity particle in sedimentation tower 001 It puts to dirt discharge groove, avoids and pollute the environment.

When impurity particle accumulation after the impurity particle in power fluid settles, and in sedimentation tower 001 is more, it can beat The blowdown valve 009 is opened, impurity particle can be discharged in sedimentation tower 001 by sewage pipe 008, to realize oneself of filter assemblies 01 Dynamic dirt eliminating function, does not need operator and enters sedimentation tower 001 to clear up, and reduces workload, ensure that operator's Personal safety.

Optionally, connecting shaft 010 can be steel pipe, and diameter can be 5cm, and length can be 35cm.Blowdown valve 009 can Think ball valve, the structure of the ball valve is simple and easy to operate.Certainly, blowdown valve 009 or other valves, for example, It can be check valve, and the check valve can control impurity particle and flow to sewage pipe 008 from sedimentation tower 001, and cannot be from blowdown Pipe 008 flows to sedimentation tower 001.

With reference to Fig. 2, connecting shaft 010 be can be set in sedimentation tower 001, and one end of the connecting shaft 010 and connecting rod 003 Bottom end connection.One end of each cleaning shoe 011 can be connect with the connecting shaft 010, and the plate face of each cleaning shoe 011 can be put down Row is in connecting shaft 010, and the gap of the inner wall of the other end of each cleaning shoe 011 and sedimentation tower 001 is less than threshold value.

It is in reference to the one end that can be seen that the entrance 002a at top of the sedimentation tower 001 far from rectifying tube 002 Fig. 1 and Fig. 2 The plate face of cone structure, each cleaning shoe 010 can be triangular in shape.Optionally, the plate face of each cleaning shoe 010 can be rectangular The gap of triangle, the cone structure of the bevel edge and sedimentation tower 001 of the right angled triangle is less than threshold value.

Exemplary, with reference to Fig. 2, filter assemblies 01 may include two cleaning shoes 011, which can be right Claim the two sides for being welded on connecting shaft 010.The length of one right-angle side of each cleaning shoe 011 can be equal to the cone of sedimentation tower 001 The height of face structure, the sum of the length of another right-angle side and the radius of connecting shaft 010 can be less than or equal to sedimentation tower 001 The radius of cone structure.Wherein, the radius of the cone structure refers to the maximum radius of the opening of the cone structure.Each scrape mud The length for the right-angle side that plate 010 is connect with connecting shaft 010 can be 50cm, and the length of another right-angle side can be 220cm to 240cm.The thickness of each cleaning shoe 010 can be 0.3cm to 0.5cm.

In order to enable impurity particle to be smoothly discharged from sewage pipe 008, the bottom end of sedimentation tower 001 is provided with cleaning shoe 011.When impurity particle needs to be discharged, operator can be rotatablely connected bar 003, so that cleaning shoe 011 rotates therewith. In 011 rotation process of cleaning shoe, the impurity particle of 001 bottom of sedimentation tower can be made to take off from the wall surface of 001 bottom of sedimentation tower From ensure that the impurity particle in the sedimentation tower 001 can be completely exhausted out.Since the other end of each cleaning shoe 011 is heavy with this The gap for dropping the inner wall of tower 001 is less than threshold value, it is ensured that the cleaning shoe 011 can be by the impurity on 001 inner wall of sedimentation tower Grain effectively strikes off.

With reference to Fig. 2 it can also be seen that the other end of connecting shaft 010 can be located in sewage pipe 008.The filter assemblies 01 are also It may include: at least one dredging bar 012 in sewage pipe 008.One end of each dredging bar 012 can be with connecting shaft 010 connection, the other end of each dredging bar 012 can be less than threshold value, and blowdown valve 009 with the gap of the inner wall of sewage pipe 008 The one end of connecting shaft 010 far from connecting rod 003 can be located at.Also, figure it is seen that the blowdown valve 009 and connecting shaft There is gap between 010.

When impurity particle is blocked in due to the pressure in sedimentation tower 001 waste of the bottom of the sedimentation tower 001 When 001b, operator can be rotatablely connected bar 003, dredging bar 012 be rotated therewith, to make sedimentation tower Impurity particle at the waste 001b of 001 bottom becomes soft, ensure that the impurity particle in the sedimentation tower 001 can It is smoothly discharged.

Since the other end of each dredging bar 012 can be less than threshold value with the gap of the inner wall of sewage pipe 008, it is ensured that Each dredging bar 012 can be with the impurity particle in loose sewage pipe 008.

Optionally, filter assemblies 01 may include multiple dredging bars 012, and it can be one group, every group that every two, which dredges bar 012, Two dredging bars 012 can be symmetrically welded at the outside of connecting shaft 010.It is of course also possible to which every four dredging bars 012 are one Group, every group of four dredging bars 012 cross can be symmetrically welded at the outside of connecting shaft 010.The axis of each dredging bar 012 It can be vertical with the axis of connecting shaft 010.When the filter assemblies 01 include multiple groups dredging bar 012, which dredges bar 012 can To be arranged at intervals in connecting shaft 010, and the orthographic projection of two adjacent groups dredging bar 012 in the horizontal plane can not be overlapped, i.e., should Multiple groups dredge bar 012 can be staggered, to ensure the dredging effect to impurity particle.

Exemplary, with reference to Fig. 2, filter assemblies 01 may include two groups of dredging bars 012, and every group of dredging bar 012 includes two Dredge bar 012.Certainly, filter assemblies 01 also may include three groups of dredging bars 012.The utility model embodiment does not limit this It is fixed.

Optionally, each dredging bar 012 can be steel pole, and diameter can be 1cm, length 30cm.

Fig. 4 is the structural schematic diagram of another filter device provided by the embodiment of the utility model.It can be seen with reference to Fig. 4 Out, which may include: multiple cascade filter assemblies 01.In multiple cascade filter assemblies 01, it is located at head end The entrance 002a of rectifying tube 002 of filter assemblies 01a connect with the power fluid inlet line (Fig. 4 is not shown).In addition to being located at The power fluid of the sedimentation tower 001 of filter assemblies 01 except the filter assemblies 01c of end exports 001a, with next stage filter assemblies The entrance of 01 rectifying tube 002a connects.001a is exported positioned at the power fluid of the sedimentation tower 001 of the filter assemblies 01c of end and is moved Power liquid suction inlet 00a connection.Power fluid is filtered by multiple filter assemblies 01, therefore from power fluid suction inlet 00a The power fluid impurity particle for being delivered to rodless pump is few, and further ensuring the rodless pump can work normally, working efficiency compared with It is high.

With reference to Fig. 4 as can be seen that the sewage pipe 008 of multiple filter assemblies 01 can be connected to, thus by multiple filtering Impurity particle in component 01 is discharged by a sewage pipe 008.

As shown in figure 4, the height of the power fluid outlet 001a of sedimentation tower 001 in multiple cascade filter assemblies 01 according to Secondary reduction, and the height of the entrance 002a of the rectifying tube 002 in each filter assemblies 01 is higher than the power fluid outlet of sedimentation tower 001 The height of 001a.It ensure that after filtering of the power fluid by the filter assemblies 01 of previous stage, next stage can be can smoothly enter into Filter assemblies 01 are filtered.

Optionally, with reference to Fig. 4 as can be seen that filter device 00 includes: three cascade filter assemblies 01.Wherein, it is located at The sedimentation tower 001 of the filter assemblies 01 (filter assemblies 01 of head end) of the first order is close to one end of the entrance 002a of rectifying tube 002 Can be diameter is 500cm, is highly the cylindrical structure of 300cm.The sedimentation tower 001 of the filter assemblies 01 of the second level is close to rectification It is 500cm that one end of the entrance 002a of pipe 002, which can be diameter, is highly the cylindrical structure of 290cm, the filter assemblies of the third level The sedimentation tower 001 of 01 (filter assemblies 01 of end) can be diameter close to one end of the entrance 002a of rectifying tube 002 and be 500cm is highly the cylindrical structure of 280cm.It is 500cm that the other end of each sedimentation tower 001, which can be diameter, is highly 50cm Cone structure.The height of the sedimentation tower 001 of three filter assemblies 01 successively reduces, can be to avoid the power in sedimentation tower 001 The pressure of liquid is excessive to cause the sedimentation tower 001 to be split up.

Certainly, the diameter of the cylindrical structure of the sedimentation tower 001 and height can be bigger, diameter and higher, the power fluid of height Flow velocity in the sedimentation tower 001 is slower, better to the effect of settling of impurity particle.The utility model embodiment is to the sedimentation The size of the cylindrical structure of tower 001 is without limitation.

Fig. 5 is the structural schematic diagram of another filter device provided by the embodiment of the utility model.It can be seen with reference to Fig. 5 Out, which can also include: outer cover 013.The outer cover 013 can be hollow columnar structures, in the filter device 00 At least one filter assemblies 01 can be arranged at the inside of the outer cover 013.

With reference to Fig. 5, multiple through-holes, the rectifying tube 003 in the filter assemblies 01 of the first order can be set on the outer cover 013 Power fluid import 002a can pass through first through hole 013a and be connected to that (Fig. 5 is not with the power fluid inlet line on the outside of the outer cover 013 Show), it can with the power fluid of the sedimentation tower 001 outlet 001a power fluid suction inlet 00a being connected in the filter assemblies 01 of the third level It is connect with passing through the second through-hole 013b with the rodless pump (Fig. 5 is not shown) in 013 outside of outer cover.In every level-one filter assemblies 01 Sewage pipe 008 can pass through third through-hole 013c and connect (Fig. 5 is not shown) with the dirt discharge groove on the outside of the outer cover.

It can be seen that with reference to Fig. 4 and Fig. 5 and be respectively provided in the filter assemblies 01 of the first order and the filter assemblies 01 of the second level There are four groups of flaps 004, three groups of flaps 004 are provided in the filter assemblies 01 of the third level.Since power fluid is entering third Before the filter assemblies 01 of grade, double-filtration has been carried out, impurity particle is few.Also, enter the filtering of the third level The flowing velocity of the power fluid of component 01 is small, therefore the quantity for the flap 004 being arranged can suitably be less than the filtering of preceding two-stage The quantity for the flap 004 being arranged in component 01.

In conclusion the utility model embodiment provides a kind of filter device, which includes: filter assemblies, The filter assemblies include: sedimentation tower, rectifying tube, connecting rod and at least one flap.Sedimentation tower is arranged in the rectifying tube It is internal.Connecting rod and each flap are arranged at the inside of the rectifying tube, and each flap is connect with connecting rod, sedimentation tower Power fluid outlet is connected to power fluid suction inlet.When power fluid enters rectifying tube from the entrance of rectifying tube, pass through flap Pressure effect in decelerating effect and rectifying tube, so that the impurity particle in power fluid settles down, to realize dynamic to this Filtered power fluid finally can be delivered to rodless pump from power fluid suction inlet by the filtering of power liquid, guarantee the rodless pump institute The power fluid needed is sufficient, reduces the equipment failure rate of the rodless pump, to realize the operation of the rodless pump stable and continuous, works Efficiency is higher.

Fig. 6 is a kind of structural schematic diagram of filtration system provided by the embodiment of the utility model.With reference to Fig. 6 as can be seen that The filtration system 10 may include: power fluid inlet line 101, rodless pump 102 and filter device as shown in Figures 1 to 5 00.The power fluid inlet line 101 is connected to the entrance 002a of the rectifying tube 002 in filter device 00.The rodless pump 102 with Power fluid suction inlet 00a connection in filter device 00.

Power fluid inlet line 101 can protrude into the producing well of coal seam, and the water in the producing well of coal seam can be used as rodless pump Power fluid, be delivered in filter device 00 by the power fluid inlet line 101.The filter device 00 is to power fluid inlet tube After the power fluid that line 101 conveys is filtered, filtered power fluid is delivered to rodless pump by power fluid suction inlet 00a 102.The filtered power fluid can drive the rodless pump 102 to work.

Optionally, which can be jet pump or waterpower tubing pump.

In conclusion the utility model embodiment provides a kind of filtration system, which includes: power fluid import Pipeline, rodless pump and filter device.The power fluid inlet line is connected to the rectifying tube in filter device.The rodless pump can be with It is connected to the power fluid suction inlet in filter device.No bar is delivered to after water in the producing well of coal seam is filtered by filter device Pump, filtered water can be used as the power fluid of the rodless pump, so that the rodless pump be driven to work, working efficiency is higher.Pass through Rodless pump is driven using the filtered power fluid of filter device provided by the embodiment of the utility model, the failure frequency of occurrences reduces, Pump detection period can extend to six months or more from one month.

The foregoing is merely the alternative embodiments of the utility model, are not intended to limit the utility model, all practical at this Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model Within the scope of shield.

Claims (10)

1. a kind of filter device, which is characterized in that the filter device includes: filter assemblies, and the filter assemblies include: sedimentation Tower, rectifying tube, connecting rod and at least one flap；

The sedimentation tower and the rectifying tube are hollow columnar structures, and the inside of the sedimentation tower is arranged in the rectifying tube, The entrance at the top of the rectifying tube is connected to power fluid inlet line, the outlet of the bottom of the rectifying tube and the sedimentation tower Bottom have gap；

The connecting rod and at least one described flap are arranged at the inside of the rectifying tube, each flap and institute State connecting rod connection, between the plate face and the connecting rod of each flap have angle, and each flap with There is gap between the inner wall of the rectifying tube；

The power fluid outlet of the sedimentation tower is connected to power fluid suction inlet, and it is described heavy that the power fluid outlet of the sedimentation tower is located at The top of tower drops.

2. filter device according to claim 1, which is characterized in that the filter assemblies further include: at least one choked flow Plate；

One end of each spoiler is connect with the inner wall of the sedimentation tower, the other end of each spoiler with it is described whole The outer wall of flow tube connects；

Multiple through-holes are provided on each spoiler.

3. filter device according to claim 1, which is characterized in that the filter assemblies further include: at least one set support Part, supporting element described in every group include: support sleeve and at least one support rod；

The support sleeve is hollow columnar structures, and the support sleeve is socketed in the connecting rod；

One end of each support rod is connect with the outer wall of the support sleeve, the other end of each support rod with it is described whole The inner wall of flow tube connects.

4. filter device according to claim 1, which is characterized in that the bottom end of the connecting rod protrudes from the rectifying tube Outlet；The filter assemblies further include: the shunting disk being connect with the bottom end of the connecting rod；

The shunting disk is cone structure, the axis collinear of the axis of the shunting disk and the connecting rod, and the shunting disk Opening direction towards the outlet of the rectifying tube.

5. filter device according to claim 1, which is characterized in that the filter assemblies further include: sewage pipe, blowdown Valve, connecting shaft and at least one cleaning shoe；

One end of the sewage pipe is connected to the waste of the bottom of the sedimentation tower, and the blowdown valve is arranged in the blowdown In pipe；

The connecting shaft is arranged in the sedimentation tower, and one end of the connecting shaft is connect with the bottom end of the connecting rod；

One end of each cleaning shoe and the connection axis connection, the plate face of each cleaning shoe are parallel to the connection Axis, and the gap of the inner wall of the other end of each cleaning shoe and the sedimentation tower is less than threshold value.

6. filter device according to claim 5, which is characterized in that the other end of the connecting shaft is located at the sewage pipe It is interior；The filter assemblies further include: at least one dredging bar in the sewage pipe；

One end of each dredging bar and the connection axis connection, the other end and the sewage pipe of each dredging bar The gap of inner wall is less than threshold value；

The blowdown valve is located at the one end of the connecting shaft far from the connecting rod.

7. filter device according to claim 5, which is characterized in that top of the sedimentation tower far from the rectifying tube One end of entrance is in cone structure；

The plate face of each cleaning shoe is triangular in shape.

8. filter device according to any one of claims 1 to 7, which is characterized in that the filter device includes: multiple cascades The filter assemblies；

In multiple cascade filter assemblies, positioned at the entrance and the power fluid of the rectifying tube of the filter assemblies of head end Inlet line connection, the power fluid outlet positioned at the sedimentation tower of the filter assemblies of end connect with the power fluid suction inlet It connects；

The power fluid of the sedimentation tower of each filter assemblies exports, and connects with the entrance of the rectifying tube of filter assemblies described in next stage It connects.

9. filter device according to claim 8, which is characterized in that

The height of the power fluid outlet of sedimentation tower in multiple cascade filter assemblies successively reduces, and each filtering The height of the entrance of rectifying tube in component is higher than the height that the power fluid of sedimentation tower exports.

10. a kind of filtration system, which is characterized in that the filtration system includes: power fluid inlet line, rodless pump and such as weighs Benefit requires 1 to 9 any filter device；

The power fluid inlet line is connected to the entrance of the rectifying tube in the filter device；

The rodless pump is connected to the power fluid suction inlet in the filter device.