CN217188479U

CN217188479U - Self-cleaning type medium efficiency filter screen

Info

Publication number: CN217188479U
Application number: CN202221015057.5U
Authority: CN
Inventors: 张圣晨; 陈燕婷; 沈月明
Original assignee: Suzhou Antai Air Filtration Equipment Co ltd
Current assignee: Suzhou Antai Air Filtration Equipment Co ltd
Priority date: 2022-04-28
Filing date: 2022-04-28
Publication date: 2022-08-16
Anticipated expiration: 2032-04-28

Abstract

The utility model discloses a filter screen is imitated to automatically cleaning formula middling belongs to filter screen technical field, and it is including playing the dust filtration frame of supporting role, the dust filter plate is installed to the inside one side of dust filtration frame, the dust collecting tank has been seted up to the bottom of dust filtration frame inner wall, the inside top of dust collecting tank is equipped with the deep bead, spacing perpendicular has all been seted up to the both sides of dust filtration frame inner wall. The utility model discloses can be when self-cleaning, need not shut down the operation, thereby can limit the limit and filter the limit automatically cleaning, make the dirt filtrating plate automatically cleaning with filter two mistakes, reduce the influence of automatically cleaning operation to filtration efficiency, and the inserted bar can be before the brush-holder stud removes lower, turn over the deep bead, reduce the influence of air current to dust collecting tank top air, the dust that is convenient for clean down is concentrated and is fallen into inside the dust collecting tank, make things convenient for the later stage to concentrate and clear up the dust, also can avoid the dust to pile up and influence the effective filtration area of dirt filtrating plate in the dirt filtrating plate bottom.

Description

Self-cleaning medium efficiency filter screen

Technical Field

The utility model relates to a filter screen technical field specifically is a filter screen is imitated in automatically cleaning formula.

Background

The filter screen has different purposes according to different materials, and is mainly applied to the fields of air conditioners, washing machines, ceramics, coal washing, papermaking, flour, chemical industry, cultivation, smelting, environmental protection, aerospace, military industry, paint, petroleum, chemical experiments, microorganisms, life sciences, sand fishing, sewage treatment, automobile exhaust emission, power generation, medicines, mechanical manufacturing, air filters and the like.

The prior patent (publication number: CN216149287U) discloses a middle-efficiency filter screen with a self-cleaning structure, which can self-clean a dust-proof baffle by the up-and-down movement of a limiting plate and a cleaning layer, and can adjust the angle of the dust-proof baffle, so that workers can clean the dust-proof baffle more deeply. In above-mentioned prior art, the device all need shut down when clearing up at every turn and go on, and efficiency influence to filtering operation is great, and the dust of its clearance can accumulate in the bottom of main frame inner wall, and when its reentrant filterable operating condition, the bottom of dust guard can be plugged up to the dust of clearing up down, and reduces the air current percent of pass.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a filter screen is imitated to automatically cleaning formula to all need shut down when solving at every turn the self-cleaning that proposes in the above-mentioned background art and go on, it is great to the efficiency influence of filtering work, and the dust of its clearance can accumulate in main frame inner wall's bottom, and when its reentrant filterable operating condition, the bottom of dust guard can be plugged up to the dust that the clearance got off, and reduces the problem of air current through rate.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:

the utility model provides a filter screen is imitated to automatically cleaning formula well, including the filter dust frame that plays the supporting role, the filter dust board is installed to the inside one side of filter dust frame, the dust collecting tank has been seted up to the bottom of filter dust frame inner wall, the inside top of dust collecting tank is equipped with the deep bead, spacing perpendicular groove has all been seted up to the both sides of filter dust frame inner wall, the inside in spacing perpendicular groove is equipped with reciprocating screw, reciprocating screw's surface is equipped with the nut seat, two install the support cylinder between the nut seat, the inside of support cylinder is equipped with the worm along its axial, the inside of support cylinder is equipped with the worm-gear axle along its axial equidistance, the one end that the worm-gear axle is close to the filter dust board runs through the inner wall of support cylinder and extends to its outside, and the brush-gear axle is close to the one end of filter dust board and installs the brush-holder.

Further, the flat gears are installed at the two ends of the worm, racks are installed on one side of the inner wall of the limiting vertical groove along the height direction of the inner wall of the limiting vertical groove, and the tooth surfaces of the racks are meshed with the tooth surfaces of the flat gears.

Furthermore, a transverse groove is formed in the top of the interior of the dust filtering frame, the interior of the transverse groove is communicated with the interior of the limiting vertical groove, a driving motor is installed at the bottom of the interior of the limiting vertical groove, and the bottom end of one reciprocating lead screw is installed at the output end of the driving motor.

Further, the belt pulley at the top end of the reciprocating screw rod is provided with a transmission belt, and two ends of the transmission belt penetrate through the inside of the transverse groove and extend to the inside of the two limiting vertical grooves.

Furthermore, the worm wheel shaft is perpendicular to the axial direction of the worm, and a worm wheel at one end of the worm wheel shaft, which is far away from the dust filter plate, is meshed with the thread surface of the worm.

Furthermore, one side of each brush rod, which is close to the dust filter plate, is a brush surface, and the adjacent brush rods are perpendicular to each other along the length direction of the brush rods.

Compared with the prior art, the above one or more technical schemes have the following beneficial effects:

the utility model discloses can be when self-cleaning, need not shut down the operation, thereby can limit the limit and filter the limit automatically cleaning, make the dirt filtrating plate automatically cleaning with filter two mistakes, reduce the influence of automatically cleaning operation to filtration efficiency, and the inserted bar can be before the brush-holder stud removes lower, turn over the deep bead, reduce the influence of air current to dust collecting tank top air, the dust that is convenient for clean down is concentrated and is fallen into inside the dust collecting tank, make things convenient for the later stage to concentrate and clear up the dust, also can avoid the dust to pile up and influence the effective filtration area of dirt filtrating plate in the dirt filtrating plate bottom.

Drawings

The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic axial half-section structure of the middle support cylinder of the present invention;

FIG. 3 is a schematic structural view of a worm of a middle worm-gear shaft of the present invention;

fig. 4 is a schematic view of the half-section structure of the present invention.

In the figure:

1. a dust filter frame; 2. a dust collecting groove; 3. a wind deflector; 4. a dust filter plate; 5. a limiting vertical groove; 6. A drive motor; 7. a reciprocating screw; 8. a nut seat; 9. a support cylinder; 10. a worm; 11. a flat gear; 12. a worm gear shaft; 13. a brush bar; 14. a rack; 15. inserting a rod; 16. a transverse groove; 17. A drive belt.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Moreover, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

As shown in fig. 1 to 4, the self-cleaning type medium efficiency filter screen comprises a dust filtering frame 1 for supporting, a dust filtering plate 4 is installed at one side inside the dust filtering frame 1, a dust collecting groove 2 is arranged at the bottom of the inner wall of the dust filtering frame 1, a wind shield 3 is assembled at the top inside the dust collecting groove 2, limiting vertical grooves 5 are respectively arranged at two sides of the inner wall of the dust filtering frame 1, a reciprocating lead screw 7 is assembled inside the limiting vertical groove 5, a nut seat 8 is assembled on the outer surface of the reciprocating lead screw 7, a supporting cylinder 9 is installed between the two nut seats 8, a worm 10 is assembled inside the supporting cylinder 9 along the axial direction thereof, a worm wheel shaft 12 is assembled inside the supporting cylinder 9 along the axial direction thereof at equal distance, one end of the worm wheel shaft 12 close to the dust filtering plate 4 penetrates through the inner wall of the supporting cylinder 9 and extends to the outside thereof, a brush rod 13 is installed at one end of the worm wheel shaft 12 close to the dust filtering plate 4, and can be self-cleaned without shutdown operation, thereby can filter the limit automatically cleaning while, make the automatically cleaning of dust filter plate 4 and filter two mistakes, reduce the influence of automatically cleaning operation to filtration efficiency, and nut seat 8 is at the up-and-down reciprocating motion in-process, can drive worm 10 and worm-gear shaft 12 and rotate, make brush-holder stud 13 can rotate and brush the dust on dust filter plate 4 surface and sweep, and can utilize the deep bead 3 that turns up to shelter from the inserted bar 15 to the bottom of dust filter plate 4 and can move before the lower to brush-holder stud 13, turn up deep bead 3, reduce the influence of air current to the air at dust collecting tank 2 top, the dust that the cleanness of being convenient for gets off concentrates and falls into inside dust collecting tank 2, make things convenient for the later stage to concentrate and clear up the dust, also can avoid the dust to pile up in dust filter plate 4 bottom and influence the effective filtration area of dust filter plate 4.

According to the embodiment shown in fig. 2, flat gears 11 are installed at two ends of a worm 10, a rack 14 is installed at one side of the inner wall of a limiting vertical groove 5 along the height direction of the limiting vertical groove, the tooth surface of the rack 14 is meshed with the tooth surface of the flat gear 11, and the nut seat 8 has the advantages that when moving up and down, the nut seat 8 can drive the flat gear 11 to move up and down along the tooth surface of the rack 14, so that the flat gear 11 can rotate forwards or backwards, and the cleaning action of forward rotation or backward rotation of a driving brush rod 13 is realized through the power transmission of the worm 10 and a worm wheel shaft 12, so that the surface of a dust filter plate 4 can be cleaned in all directions, and the problem of dust residue is avoided.

According to the illustration in fig. 4, in this embodiment, the top of the inside of the dust filter frame 1 is provided with the transverse groove 16, the inside of the transverse groove 16 is communicated with the inside of the limiting vertical groove 5, the driving motor 6 is installed at the bottom of the inside of one limiting vertical groove 5, and the bottom end of one reciprocating screw 7 is installed at the output end of the driving motor 6, so that the driving motor 6 can transmit the power of the output end to the reciprocating screw 7, thereby driving the reciprocating screw 7 to rotate, and driving the nut seat 8 and the support cylinder 9 to synchronously move up and down, so that the brush rod 13 can also move up and down while rotating.

According to the embodiment shown in fig. 4, the belt pulley at the top end of the reciprocating screw 7 is provided with the transmission belt 17, and two ends of the transmission belt 17 penetrate through the inside of the transverse groove 16 and extend to the inside of the two limiting vertical grooves 5, so that the advantage of the arrangement is that the two reciprocating screws 7 can synchronously rotate in the same direction through the power transmission of the transmission belt 17, the two nut seats 8 can synchronously move, the influence on the normal operation of the reciprocating screws due to the difference of the moving speed is avoided, the transmission part can be hidden in the dust filtering frame 1, and the appearance attractiveness is improved.

According to fig. 2, in the present embodiment, the worm wheel shaft 12 is perpendicular to the axial direction of the worm 10, and the worm wheel at the end of the worm wheel shaft 12 far away from the dust filter 4 is meshed with the thread surface of the worm 10, so that the advantage is that the number of the worm wheel teeth on all the worm wheel shafts 12 is the same, and the dimension and specification of the thread surface of all the worms 10 are also the same, and the linear motion is converted into the rotational motion through the relative displacement between the flat gear 11 and the rack 14, so that the flat gear 11 rotates and drives the worm 10 to rotate synchronously, and the rotational motion of the worm 10 is transferred to the brush rod 13 through the worm wheel shaft 12, thereby realizing the rotational cleaning action of the driving brush rod 13.

According to the embodiment shown in fig. 2, one side of each brush rod 13 close to the dust filter 4 is a brush surface, and the adjacent brush rods 13 are perpendicular to each other along the length direction, so that the advantage is that the distance between the adjacent brush rods 13 is smaller than the length of each brush rod 13, so that the cleaning areas of the adjacent brush rods 13 overlap, and through the meshing transmission between the worm wheel 12 and the worm 10, the rotation speed of each brush rod 13 can be ensured to be the same, the initial deflection angles of the adjacent brush rods 13 are different, the problem of mutual interference between the brush rods 13 can be avoided, and the cleaning effect of the dust filter 4 can be improved.

The above description is only a preferred embodiment of the present invention, and the parts not described in the present invention can be realized by using or referring to the prior art. Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention should also belong to the protection scope of the present invention.

Claims

1. A self-cleaning type medium-efficiency filter screen comprises a dust filtering frame (1) with a supporting effect, wherein a dust filtering plate (4) is installed on one side of the inner part of the dust filtering frame (1), the self-cleaning type medium-efficiency filter screen is characterized in that a dust collecting groove (2) is formed in the bottom of the inner wall of the dust filtering frame (1), a wind shield (3) is assembled at the top of the inner part of the dust collecting groove (2), limiting vertical grooves (5) are formed in two sides of the inner wall of the dust filtering frame (1), reciprocating lead screws (7) are assembled in the limiting vertical grooves (5), nut seats (8) are assembled on the outer surfaces of the reciprocating lead screws (7), a supporting cylinder (9) is installed between the two nut seats (8), a worm (10) is assembled in the supporting cylinder (9) along the axial direction of the supporting cylinder, worm wheel shafts (12) are assembled in the supporting cylinder (9) along the axial direction at equal intervals, one end, close to the dust filtering plate (4), of each worm wheel shaft (12) penetrates through the inner wall of the supporting cylinder (9) and extends to the outside of the supporting cylinder (9), and a brush rod (13) is arranged at one end of the worm wheel shaft (12) close to the dust filtering plate (4).

2. The self-cleaning intermediate efficiency filter screen of claim 1, wherein: the two ends of the worm (10) are provided with flat gears (11), one side of the inner wall of the limiting vertical groove (5) is provided with a rack (14) along the height direction, and the tooth surface of the rack (14) is meshed with the tooth surface of the flat gear (11).

3. The self-cleaning intermediate efficiency filter screen of claim 1, wherein: transverse grooves (16) are formed in the top of the interior of the dust filtering frame (1), the interior of each transverse groove (16) is communicated with the interior of each limiting vertical groove (5), one of the transverse grooves is communicated with the bottom of the interior of each limiting vertical groove (5) and provided with a driving motor (6), and the bottom end of one reciprocating lead screw (7) is arranged at the output end of the driving motor (6).

4. The self-cleaning intermediate efficiency filter screen of claim 1, wherein: the belt pulley on the top end of the reciprocating screw rod (7) is provided with a transmission belt (17), and two ends of the transmission belt (17) penetrate through the inside of the transverse groove (16) and extend to the inside of the two limiting vertical grooves (5).

5. The self-cleaning intermediate efficiency filter screen of claim 1, wherein: the worm wheel shaft (12) is perpendicular to the axial direction of the worm (10), and a worm wheel at one end of the worm wheel shaft (12) far away from the dust filter plate (4) is meshed with a thread surface of the worm (10).

6. The self-cleaning intermediate efficiency filter screen of claim 1, wherein: one side of each brush rod (13) close to the dust filtering plate (4) is a brush surface, and the adjacent brush rods (13) are perpendicular to each other along the length direction of the brush rods.