Pump suction type vibration frequency backwashing filter

Abstract

The utility model relates to the technical field of filtering equipment, and provides a pump suction type vibration frequency backwashing filter which comprises a base frame, the filter cartridge is rotationally arranged relative to the base frame, the filter cartridge is provided with an inner cavity, and filter holes are formed in the filter cartridge and used for water circulation; the back-flushing pipe is located in the inner cavity, a back-flushing spray head is arranged on the back-flushing pipe, and the back-flushing spray head is located above the water surface; by means of the technical scheme, the problem that in the related technology, when water is pumped from an outdoor water source for irrigation, impurities in the water source block the outer side of the filter screen, and consequently the working efficiency of the water pump is low is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to filter equipment technical field, specifically, relates to pump suction type vibration frequency backwash filter. BACKGROUND

[0002] Water is an essential part in the growth process of crops, wherein open water irrigation is the most common irrigation method, and the water resource utilization rate is low; in order to improve the irrigation effect of crops and improve the water resource utilization rate, the drip irrigation method is proposed; when drip irrigation, water in the water source is generally pumped into the drip irrigation belt by a water pump, and irrigation is carried out with the help of the drip irrigation belt; and the water source is usually selected from some lakes, water channels and the like, and there are more impurities in the water source, including leaves, silt, floating objects and the like, so that the impurities need to be filtered before the water is pumped into the drip irrigation belt to prevent the drip irrigation belt from being blocked.

[0003] The existing water pumping device with a filter adopts fixed filtering and water pumping cooperation, and the filter screen is usually arranged at one end of the water pumping pipe located in the water source, when pumping water, the impurities in the water source move to the outside of the filter screen along with the water flow and block the filter screen, so that the water flow supply is reduced or even interrupted, and the working efficiency of the water pump is reduced. Therefore, the existing technology needs to be improved and optimized. UTILITY MODEL CONTENTS

[0004] The utility model discloses pump suction type vibration frequency backwash filter, solve in relevant art, when the water in the open water source is pumped for irrigation, the impurities in the water source block the outside of the filter screen, cause the problem of low working efficiency of the water pump.

[0005] The technical scheme of the utility model is as follows:

[0006] Pump suction type vibration frequency backwash filter, comprising:

[0007] Base frame;

[0008] Filter cartridge, rotationally arranged relative to the base frame, the filter cartridge has an inner chamber, the filter cartridge is provided with a filter hole, and the filter hole is used for water circulation;

[0009] Backflush pipe, located in the inner chamber, the backflush pipe is provided with a backflush nozzle, and the backflush nozzle is located above the water surface.

[0010] As a further technical scheme, further comprising:

[0011] Shaft pipe, arranged on the base frame and penetrating through the inner chamber, the filter cartridge is rotationally arranged on the shaft pipe, and the inner cavity of the shaft pipe is communicated with the inner cavity of the backflush pipe;

[0012] Stiffener, both ends are fixedly connected with the shaft pipe and the backflush pipe.

[0013] As a further technical solution, it also includes:

[0014] Impeller blades, rotationally arranged on the shaft tube and fixedly connected with the filter cartridge; having a water passage, the water flow through the water passage drives the impeller blades to rotate;

[0015] Main blades, which are arranged on the impeller blades in a detachable and inclined manner, are located on the side of the water passage, and the water flow passes through the water passage and presses the main blades.

[0016] As a further technical solution, the filter cartridge includes:

[0017] Main end plate, arranged on the impeller blades;

[0018] Cylinder, arranged on the main end plate and sleeved on the shaft tube;

[0019] Secondary end plate, arranged on the cylinder, and the shaft tube passes through the secondary end plate and is hingedly connected;

[0020] The main end plate, the cylinder and the secondary end plate are all provided with the filter holes.

[0021] As a further technical solution, the center line of the backflush pipe is parallel to the center line of the shaft tube, and the backflush pipe is located above the shaft tube, and the backflush nozzle includes:

[0022] Front nozzle, arranged on the backflush pipe, the water sprayed by the front nozzle is directed to the filter holes on the main end plate;

[0023] Side nozzle, arranged on the side wall of the backflush pipe, the number of which is several, and the water sprayed by the side nozzle is directed to the filter holes on the cylinder;

[0024] Rear nozzle, arranged on the backflush pipe, the water sprayed by the rear nozzle is directed to the filter holes on the secondary end plate.

[0025] As a further technical solution, it also includes:

[0026] Water outlet pipe, arranged on the base frame, having a water passage;

[0027] Water outlet cylinder, arranged on the filter cartridge, the water outlet cylinder is sleeved outside the water outlet pipe and is hingedly connected, and the water inlet chamber is formed between the water outlet cylinder and the water outlet pipe, and the water inlet chamber and the inner chamber are respectively located on both sides of the impeller blades.

[0028] As a further technical solution, the main blades are provided with clamping holes, and the technical solution further includes:

[0029] Supporting strips, which are arranged on the impeller blades in a detachable manner and are clamped with the main blades.

[0030] The clamping head is arranged on the supporting strip, and the clamping head is clamped with or released from the main vane after penetrating through the clamping hole.

[0031] As a further technical solution, the number of the main vane, the supporting strip and the clamping head is the same, and the number of the main vane is several and is distributed in a circle around the shaft tube.

[0032] As a further technical solution, the number of the impeller blade is two and is distributed on the shaft tube, and the water pump further comprises:

[0033] The front cylinder is sleeved on the impeller blade, and a front water chamber is formed between the two impeller blades and the front cylinder.

[0034] As a further technical solution, the water pump further comprises:

[0035] The number of the float is several, and the lower end surface of the float is abutted with the water surface.

[0036] The working principle and beneficial effects of the utility model are as follows:

[0037] In the utility model, the backwashing filter comprises a base frame, a filter cylinder and a backwashing pipe; in use, the filter cylinder is placed in a water source of a water taking place, the filter cylinder floats on the water surface, the lower end of the filter cylinder is soaked below the water surface, and the upper end is located above the water surface; water in the water source enters the inner chamber through the filter hole, and impurities such as branches, leaves and water plants in the water source are filtered by the filter cylinder.

[0038] Then, the water pump placed in advance is started, the water pump can be a pump capable of carrying out water pumping operation in the prior art; the water inlet of the water pump is communicated with the inner chamber; under the action of the water pump, water in the inner chamber is conveyed to crops to be irrigated by the water pump, and irrigation is completed; the filter cylinder is driven to rotate by an external force, the backwashing pipe is provided with a backwashing flow by the water pump and the connecting water pipe, the backwashing flow is sprayed to the filter hole through the backwashing nozzle after the backwashing flow, the filter hole above the water surface is washed from inside to outside, the filter hole is prevented from being blocked by impurities, water flow supply is reduced or even interrupted, and the working efficiency of the water pump is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0039] The above characteristics, technical features, advantages and implementation modes of the utility model will be further described in the following preferred embodiments in a clear and easy-to-understand manner combined with the drawings.

[0040] Figure 1 It is a structural schematic diagram of the utility model as a whole;

[0041] Figure 2 It is a structural schematic diagram of the filter cylinder outside the utility model;

[0042] Figure 3 It is the structure schematic view of the filter cartridge inside of the utility model (first angle) ;

[0043] Figure 4 It is the structure schematic view of the filter cartridge inside of the utility model (second angle) ;

[0044] Figure 5 It is the structure schematic view of the joint of the main end plate and the vane of the utility model;

[0045] Figure 6 It is the structure schematic view of the joint of the main vane and the support strip of the utility model;

[0046] In the drawing: 1, base frame, 2, filter cartridge, 3, backflush pipe, 4, backflush nozzle, 5, shaft pipe, 6, reinforcing frame, 7, vane, 8, water through hole, 9, main vane, 10, main end plate, 11, cylinder body, 12, auxiliary end plate, 13, front nozzle, 14, side nozzle, 15, rear nozzle, 16, water outlet pipe, 17, water through hole, 18, water outlet cylinder, 19, clamping hole, 20, support strip, 21, clamping head, 22, front cylinder, 23, float. DETAILED DESCRIPTION

[0047] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the specific implementation of the utility model will be described below with reference to the drawings. Obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings and other implementation manners can be obtained by those skilled in the art without creative labor on the basis of these drawings.

[0048] In order to make the drawing simple, only the parts related to the utility model are schematically represented in each drawing, which does not represent the actual structure of the product. In addition, in order to make the drawing simple and convenient to understand, in some drawings, only one of the parts with the same structure or function is schematically represented, or only one of them is marked. In this paper, "one" not only means "only one", but also means "more than one", and "several" includes "two" and "more than two".

[0049] In this paper, it should be noted that, unless otherwise specified and limited, the terms "mounting", "connection" and "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be connected inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0050] In addition, in the description of the present application, the terms "first", "second", etc. are only used for differentiation in description, and cannot be understood as indicating or implying relative importance.

[0051] Embodiment one, refer to Figures 1-5 For the first embodiment of the present application, a pump suction type frequency backwash filter is proposed.

[0052] In this embodiment, the backwash filter includes a base frame 1, a filter cartridge 2 and a backwash pipe 3; in use, the filter cartridge 2 is placed in the water source of the water taking place, the filter cartridge 2 floats on the water surface, the lower end of the filter cartridge 2 is immersed below the water surface, and the upper end is located above the water surface; the water in the water source enters the inner chamber through the filter hole, and the impurities such as branches, leaves and water plants in the water source are filtered out by the filter cartridge 2.

[0053] Then start the water pump placed in advance, the water pump can be used in the prior art can carry out pumping operation pump can be used; the water inlet of the water pump is communicated with the inner chamber; under the action of the water pump, the water in the inner chamber is transported to the crops to be irrigated by the water pump, and the irrigation work is completed; the filter cartridge 2 is driven to rotate by external force, the backwash pipe 3 is provided with backwash flow by the water pump and the connecting water pipe, and the filter hole is washed from inside to outside after the backwash flow passes through the backwash nozzle 4, so as to avoid the filter hole being blocked by impurities, causing the water supply to be reduced or even interrupted, and reducing the working efficiency of the water pump.

[0054] Embodiment two, refer to Figures 1-6 For the second embodiment of the present application, on the basis of embodiment one, the structure of the backwash filter is further improved in this embodiment, the shaft pipe 5 and the reinforcing frame 6 are added, the backwash pipe 3 is fixed in the inner chamber by the reinforcing frame 6, and the interference between the filter cartridge 2 and the backwash pipe 3 during rotation can also be avoided, and the stability of the filter cartridge 2 during rotation is improved.

[0055] Further, the water turbine blade and the main blade 9 are further added; in use, under the action of the water pump, the water in the inner chamber passes through the water hole 8 and extrudes the inclined main blade 9, the main blade 9 starts to rotate around the shaft pipe 5 by extrusion of the water, the main blade 9 rotates in turn to drive the impeller blade 7 and the filter cartridge 2 to rotate synchronously, with the rotation of the filter cartridge 2, the part below the water surface of the filter cartridge 2 rotates above the water surface, at this time, the filter hole on the filter cartridge 2 can be washed comprehensively and in real time by the backwash pipe 3, so as to avoid the filter hole from being blocked.

[0056] Embodiment three, refer to Figures 1-6For the third embodiment of the utility model, on the basis of embodiment two, the structure of filter cartridge 2 and backwashing nozzle is further refined, and specifically, filter cartridge 2 comprises main end plate 10, cylinder body 11, auxiliary end plate 12 and main end plate 10; when in use, by refining filter cartridge 2, the contact area of filter cartridge 2 and water is increased, so that the water in the water source can flow into the inner chamber quickly. Further, backwashing nozzle 4 comprises front nozzle 13, side nozzle 14 and rear nozzle 15; wherein the water flow sprayed by side nozzle 14 is directed upwards or sideways upwards; the backwashing water flow can fully wash the filter holes on main end plate 10, cylinder body 11 and auxiliary end plate 12. The backwashing effect is improved, and the filter holes are prevented from being blocked.

[0057] Embodiment four, refer to Figures 1-6 For the fourth embodiment of the utility model, on the basis of embodiment two, the structure of backwashing filter is further refined, and water outlet pipe 16 and water outlet cylinder 18 are added; when working, under the action of the water pump, the water in the inner chamber enters the water inlet chamber through water passing hole 8, then passes through water passing hole 17 on water outlet pipe 16, and flows towards the water pump, and is finally delivered to the crops to complete irrigation.

[0058] Embodiment five, refer to Figures 1-6 For the fifth embodiment of the utility model, on the basis of embodiment two, the structure of backwashing filter is further refined, and support strip 20, clamping head 21 and front cylinder 22 are added; wherein main blade 9 is provided with clamping hole 19, clamping hole 19 is in the shape of a long strip as a whole, and the middle position of the long side wall of clamping hole 19 is in the shape of an arc; clamping head 21 is in the shape of a semicircular sheet as a whole, and clamping head 21 and support strip 20 are connected by a connecting section with a certain width, the width of the connecting section is smaller than the diameter of the arc; the thickness of clamping head 21 is smaller than the size of the strip-shaped position of clamping hole 19; when installing, clamping head 21 is aligned with clamping hole 19, and clamping head 21 is inserted into clamping hole 19 until clamping head 21 passes through clamping hole 19; at this time, clamping hole 19 is clamped in the connecting section, the connecting section is moved to the arc-shaped position of clamping hole 19, an external force is applied to drive support strip 20 to rotate by ninety degrees, at this time, clamping head 21 is clamped in the arc-shaped position of clamping hole 19, then support strip 20 and main blade 9 are fixed on impeller blade 7, the stability of the installation of main blade 9 is improved, the deformation of main blade 9 caused by long-time operation is avoided, and the consistency of the operation effect of impeller blade 7 and main blade 9 is improved. The stability of water flow is improved with the help of the front water chamber.

[0059] Embodiment six, refer to Figures 1-6For the sixth embodiment of the utility model, on the basis of example one, this embodiment further increases the float 23, the number of the float 23 is preferably five, the float 23 can select the article or equipment that can provide the buoyancy in the prior art, namely can, for example, air bag, the buoyancy generated by the float 23 ensures that the base frame 1 will not be all soaked below the water surface, so that a part of the filter cartridge 2 is always above the water surface, ensures that the backflush pipe 3 is located above the water surface, ensures the smooth progress of the backflush operation.

[0060] It should be explained that the above examples are only used to illustrate the technical solutions of the utility model and are not limited. Although the utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the utility model can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the utility model, and they should be covered in the scope of the claims of the utility model.

Claims

1. A pump-suction type vibration frequency backwash filter, characterized in that, include: Base frame (1); The filter cartridge (2) is rotatably disposed relative to the base frame (1). The filter cartridge (2) has an inner cavity and filter holes are provided on the filter cartridge (2) for water flow. A backflush pipe (3) is located in the inner cavity, and a backflush nozzle (4) is provided on the backflush pipe (3), which is located above the water surface.

2. The pump-suction type vibration frequency backwash filter according to claim 1, characterized in that, Also includes: A shaft tube (5) is mounted on the base frame (1) and passes through the inner chamber. The filter cartridge (2) is rotatably mounted on the shaft tube (5). The inner chamber of the shaft tube (5) is connected to the inner chamber of the backflushing tube (3). The reinforcing frame (6) is fixedly connected at both ends to the shaft tube (5) and the backflush tube (3).

3. The pump-suction type vibration frequency backwash filter according to claim 2, characterized in that, Also includes: Impeller blade (7) is rotatably mounted on the shaft tube (5) and fixedly connected to the filter cylinder (2); it has a water passage hole (8) and the impeller blade (7) is driven to rotate by the water flow through the water passage hole (8); The main blade (9) is detachably inclinedly mounted on the impeller blade (7) and located on the side of the water passage (8). Water flows through the water passage (8) and squeezes the main blade (9).

4. The pump-suction type vibration frequency backwash filter according to claim 3, characterized in that, The filter cartridge (2) includes: The main end plate (10) is disposed on the impeller blade (7); The cylinder (11) is mounted on the main end plate (10) and sleeved on the shaft tube (5); A secondary end plate (12) is disposed on the cylinder (11), and the shaft tube (5) passes through the secondary end plate (12) and is hinged thereto; The filter holes are provided on the main end plate (10), the cylinder (11) and the secondary end plate (12).

5. The pump-suction type vibration frequency backwash filter according to claim 4, characterized in that, The centerline of the backflush pipe (3) is parallel to the centerline of the shaft pipe (5), and the backflush pipe (3) is located above the shaft pipe (5). The backflush nozzle (4) includes: A front nozzle (13) is provided on the backflush pipe (3), and the water sprayed from the front nozzle (13) is directed toward the filter hole on the main end plate (10); Side nozzles (14) are provided on the side wall of the backwash pipe (3), and there are several of them. The water sprayed from the side nozzles (14) is directed toward the filter holes on the cylinder (11). The rear nozzle (15) is disposed on the backwash pipe (3), and the water sprayed from the rear nozzle (15) is directed toward the filter hole on the sub-end plate (12).

6. The pump-suction type vibration frequency backwash filter according to claim 3, characterized in that, Also includes: The water outlet pipe (16) is installed on the base frame (1) and has a water passage hole (17). The water outlet cylinder (18) is installed on the filter cylinder (2). The water outlet cylinder (18) is sleeved on the outside of the water outlet pipe (16) and hinged. A water inlet chamber is formed between the water outlet cylinder (18) and the water outlet pipe (16). The water inlet chamber and the inner chamber are located on both sides of the impeller blade (7).

7. The pump-suction type vibration frequency backwash filter according to claim 3, characterized in that, The main blade (9) is provided with a snap-fit ​​hole (19), and also includes: The support bar (20) is detachably mounted on the impeller blade (7) and snaps into the main blade (9); A clip (21) is provided on the support bar (20). After the clip (21) passes through the snap-fit ​​hole (19), the clip (21) snaps or de-snags with the main blade (9).

8. The pump-suction type vibration frequency backwash filter according to claim 7, characterized in that, The number of main blades (9), support bars (20), and clamps (21) is the same. The number of main blades (9) is several and they are distributed in a circle around the shaft tube (5).

9. The pump-suction type vibration frequency backwash filter according to claim 8, characterized in that, The impeller blades (7) are two in number and are spaced apart on the shaft tube (5), and also include: The front cylinder (22) is fitted onto the impeller blades (7), and a front water chamber is formed between the two impeller blades (7) and the front cylinder (22).

10. The pump-suction type vibration frequency backwash filter according to claim 1, characterized in that, Also includes: Several floats (23) are set at the upper end of the base frame (1), and the lower end of the floats (23) is in contact with the water surface.

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