Pre-pump filter driven by water pump

Abstract

According to the pre-pumping filter driven by the water pump, a water outlet pipe is arranged at the other end of a frame in the length direction, and a water outlet is formed in the water outlet pipe; the support is arranged in the barrel and comprises a first fixing disc and connecting rods circumferentially arranged on the first fixing disc at intervals, the first fixing disc is connected to the rotating shaft, the ends, away from the first fixing disc, of the connecting rods are connected to the cover plate close to the water outlet pipe, and the support is separated from the water outlet pipe; according to the pre-pump filter driven by the water pump, the first bearing piece and the water outlet pipe are arranged at the two ends of the frame in the length direction respectively, the second bearing piece is arranged in the water outlet pipe, and the first bearing piece and the second bearing piece are matched with the two ends of a rotating shaft of the roller assembly respectively; the support is arranged in the middle of the rotating shaft, and rotation of the rotating shaft is stably transmitted to the roller body through the arrangement of the second fixing disc, so that in the operation process, the roller assembly is driven by the propeller blades to stably rotate.

Description

Technical Field

[0001] The utility model relates to the field of filters, in particular to a pre-pump filter driven by a water pump. Background Art

[0002] The pre-pump filter of the water pump drive is installed before the water pump suction port, and is used to remove impurities from the liquid. The function of this filter is to clean the liquid before it enters the water pump to prevent larger particles from entering the water pump, thereby protecting the impeller and other moving parts of the water pump from damage, extending the service life of the water pump, and ensuring the efficient operation of the water pump. This filter is essential to ensure the clean operation of the water pump system, especially in the fields of agricultural irrigation, industrial circulating water systems, and domestic water supply systems. Through the use of filters, maintenance costs can be reduced, blockages and damage can be prevented, and the reliability and efficiency of the entire system can be improved.

[0003] At present, in the working process of the pre-pump filter driven by the water pump, there is a situation where a motor is added to drive the filter cartridge, or the filter cartridge can be driven by water flow. However, the above method of driving the filter cartridge by water flow has the problem of uneven rotation, which affects the filtering process and the cleaning process. Utility Model Content

[0004] The main purpose of the utility model is to provide a water pump driven pre-pump filter, aiming to solve the problem of uneven rotation of the filter cartridge driven by water flow, thereby affecting the filtering process and the cleaning process.

[0005] In order to achieve the above object, the utility model provides a water pump driven pre-pump filter, comprising:

[0006] The frame, which serves as the base for installation;

[0007] A first bearing member, disposed at one end of the frame in the length direction;

[0008] A water outlet pipe is arranged at the other end of the frame in the length direction;

[0009] A second bearing member is disposed in the water outlet pipe;

[0010] A drum assembly, comprising a drum body and a rotating shaft passing through and fixed at the center axis of the drum body, the drum body comprising cover plates at both ends and a plurality of transverse tubes connecting the two cover plates, the two ends of the rotating shaft in the length direction are respectively adapted to the first bearing member and the second bearing member, wherein the water outlet pipe passes through one of the cover plates along the length direction of the frame and extends into the drum body, the outer end of the water outlet pipe in the length direction is open, and the portion of the water outlet pipe located in the drum body is provided with at least one water outlet;

[0011] A propeller blade connected to the outer wall of the rotating shaft and located in the water outlet pipe;

[0012] A bracket is disposed in the cylinder and includes a first fixed disk, a second fixed disk, and a plurality of connecting rods connecting the first fixed disk and the second fixed disk and surrounding the first fixed disk, wherein the first fixed disk is connected to the rotating shaft, and the second fixed disk is connected to the cover plate near the water outlet pipe, wherein the bracket covers and is separated from the water outlet pipe;

[0013] The filter layer is arranged to cover the outer circumference of the drum assembly.

[0014] Furthermore, the water pump driven pre-pump filter also includes a flushing assembly, which includes a branch pipe and a plurality of nozzles arranged on the branch pipe, the branch pipe is connected to the part of the water outlet pipe located outside the drum assembly, and the nozzle is arranged corresponding to the outer wall of the drum assembly.

[0015] Furthermore, a valve is provided on the branch pipe.

[0016] Furthermore, the valve is electrically controlled.

[0017] Furthermore, the first fixed disk is connected to the rotating shaft and is located in the middle of the length direction of the middle part of the cylinder.

[0018] Furthermore, the second bearing member includes a bearing bracket which is hollowed out in the length direction of the water outlet pipe and a second bearing installed on the bearing bracket.

[0019] Furthermore, the second bearing is of a ceramic type.

[0020] Furthermore, a fixing position is provided on the frame corresponding to the external floating cylinder.

[0021] Further, the propeller blades are detachably connected to the rotating shaft.

[0022] Furthermore, the water pump driven pre-pump filter also includes a third bearing arranged at the closed end of the water outlet pipe, and the rotating shaft passes through the third bearing to form a fit.

[0023] The utility model provides a water pump driven pre-pump filter, wherein a first bearing member and a water outlet pipe are respectively arranged at both ends of the frame in the length direction, a second bearing member is arranged in the water outlet pipe, and both ends of the rotating shaft of the drum assembly are respectively adapted to the first bearing member and the second bearing member; the bracket is arranged in the middle of the rotating shaft, and the rotation of the rotating shaft is smoothly transmitted to the cylinder body through the arrangement of the second fixed plate, so that during the operation, the drum assembly rotates smoothly under the drive of the propeller blades. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1It is a schematic diagram of a pre-pump filter driven by a water pump according to the first embodiment of the utility model (first viewing angle);

[0025] Figure 2 It is a schematic diagram of a pre-pump filter driven by a water pump according to the first embodiment of the utility model (second viewing angle);

[0026] Figure 3 It is a cross-sectional view of a pre-pump filter driven by a water pump according to the first embodiment of the utility model;

[0027] Figure 4 yes Figure 3 A local enlargement of the .

[0028] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0029] It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0030] Those skilled in the art will appreciate that, unless expressly stated, the singular forms "one", "said", "above", and "the" used herein may also include plural forms. It should be further understood that the term "comprising" used in the specification of the present utility model refers to the presence of the features, integers, steps, operations, elements, units, modules, and / or components, but does not exclude the presence or addition of one or more other features, integers, steps, operations, elements, units, modules, components, and / or groups thereof. It should be understood that when we refer to an element as being "connected" or "coupled" to another element, it may be directly connected or coupled to the other element, or there may be intermediate elements. In addition, the "connection" or "coupling" used herein may include wireless connection or wireless coupling. The term "and / or" used herein includes all or any unit and all combinations of one or more associated listed items.

[0031] Those skilled in the art will understand that, unless otherwise defined, all terms (including technical terms and scientific terms) used herein have the same meaning as the general understanding of ordinary technicians in the field to which the utility model belongs. It should also be understood that terms such as those defined in general dictionaries should be understood to have the same meaning as the meaning in the context of the prior art, and will not be interpreted with idealized or overly formal meanings unless specifically defined as here.

[0032] Reference Figures 1 to 4 In one embodiment of the utility model, a water pump driven pre-pump filter comprises:

[0033] A frame 100, serving as a mounting base;

[0034] A first bearing member 200 is disposed at one end of the frame 100 in the length direction;

[0035] The water outlet pipe 300 is arranged at the other end of the frame 100 in the length direction;

[0036] A second bearing member 400 is disposed in the water outlet pipe 300;

[0037] The drum assembly comprises a cylinder 510 and a rotating shaft 520 passing through and fixed at the central axis of the cylinder 510, wherein the cylinder 510 comprises cover plates 511 at both ends and a plurality of transverse tubes 512 connecting the two cover plates 511, and the two ends of the rotating shaft 520 in the length direction are respectively adapted to the first bearing member 200 and the second bearing member 400, wherein the water outlet pipe 300 passes through one of the cover plates 511 in the length direction of the frame 100 and extends into the cylinder 510, the outer end of the water outlet pipe 300 in the length direction is open, and the part of the water outlet pipe 300 located in the cylinder 510 is provided with at least one water outlet 310;

[0038] The propeller blade 600 is connected to the outer wall of the rotating shaft 520 and is located in the water outlet pipe 300;

[0039] The bracket 700 is disposed in the cylinder 510 and includes a first fixing plate 710 and a second fixing plate 730 and a plurality of connecting rods 720 that connect and surround the first fixing plate 710 and the second fixing plate 730, wherein the first fixing plate 710 is connected to the rotating shaft 520, and the second fixing plate 730 is connected to the cover plate 511 near the water outlet pipe 300, wherein the bracket 700 covers and is separated from the water outlet pipe 300;

[0040] The filter layer is arranged to cover the outer circumference of the drum assembly.

[0041] In the prior art, the method of driving the filter cartridge to work by water flow has the problem of non-smooth rotation, thereby affecting the filtering process and the cleaning process.

[0042] The water pump driven pre-pump filter provided by the utility model comprises a frame 100, a first bearing member 200, a water outlet pipe 300, a second bearing member 400, a drum assembly, a propeller blade 600, a bracket 700 and a filter layer. The material of the above various profiles is preferably stainless steel, and the risk of rust is reduced.

[0043] The frame 100 provides a mounting base for subsequent components.

[0044] The first bearing member 200 is disposed at one end in the length direction of the frame 100. The first bearing member 200 may have various structural types, which are not specifically limited.

[0045] The water outlet pipe 300 is disposed at the other end of the frame 100 in the length direction, and a water outlet 310 is disposed on the peripheral wall of the water outlet pipe 300. The water outlet pipe 300 is an inflow interface of an external water pipe.

[0046] The second bearing member 400 is disposed in the water outlet pipe 300. The second bearing member 400 may have various structural types, which are not specifically limited.

[0047] The drum assembly includes a cylinder 510 and a rotating shaft 520 passing through and fixed at the center axis of the cylinder 510. Therefore, when the rotating shaft 520 rotates, the cylinder 510 rotates along with the rotating shaft 520. The cylinder 510 includes cover plates 511 at both ends and a plurality of transverse tubes 512 connecting the two cover plates 511. The plurality of transverse tubes 512 are circumferentially distributed so that the two cover plates 511 can be connected more stably. The two ends of the rotating shaft 520 in the length direction are respectively adapted to the first bearing member 200 and the second bearing member 400, so that the rotating shaft 520 can rotate more smoothly. The water outlet pipe 300 passes through a cover plate 511 along the length direction of the frame 100 and extends into the cylinder 510.

[0048] The propeller blade 600 is connected to the outer wall of the rotating shaft 520 and is located in the water outlet pipe 300. The outer end of the water outlet pipe 300 is open to serve as an inflow interface of an external water pipe.

[0049] The bracket 700 is arranged in the cylinder 510 and includes a first fixed disk 710 and a second fixed disk 730 and a plurality of connecting rods 720 that connect and surround the first fixed disk 710 and the second fixed disk 730. The existence of the connecting rod 720 does not interfere with the outflow of the fluid in the water outlet 310. The first fixed disk 710 is connected to the rotating shaft 520, the second fixed disk 730 is connected to the cover plate 511 near the water outlet pipe 300, and the bracket 700 is covered and separated from the water outlet pipe 300. When the fluid enters from the water outlet pipe 300 and flows out from the water outlet 310 of the water outlet pipe 300, the propeller blade 600 is impacted by the fluid, and at this time the propeller blade 600 drives the rotating shaft 520 to rotate, the rotating shaft 520 drives the rotating bracket 700 to rotate, and further the bracket 700 drives the rotating cylinder 510 to rotate. The bracket 700 is separated from the water outlet pipe 300, so that the bracket 700 only transmits power to the cylinder 510 without causing friction with the water outlet pipe 300. The filter layer is covered on the outer periphery of the drum assembly. Preferably, the second fixing plate 730 is fixed to the outer side of the cover plate 511, so that the entire bracket 700 can be installed on the cylinder 510 in an inserted manner.

[0050] In summary, the first bearing member 200 and the water outlet pipe 300 are respectively arranged at both ends of the frame 100 in the length direction, the second bearing member 400 is arranged in the water outlet pipe 300, and the first bearing member 200 and the second bearing member 400 are respectively adapted to the two ends of the rotating shaft 520 of the drum assembly; the bracket 700 is arranged in the middle of the rotating shaft 520, and the rotation of the rotating shaft 520 is smoothly transmitted to the cylinder 510 through the arrangement of the second fixed plate 730, so that during the operation, the drum assembly rotates smoothly driven by the propeller blades 600.

[0051] Reference Figures 1 to 4 In one embodiment, the water pump driven pre-pump filter also includes a flushing assembly 800, the flushing assembly 800 includes a branch pipe 810 and a plurality of nozzles 820 arranged on the branch pipe 810, the branch pipe 810 is connected to the portion of the water outlet pipe 300 located outside the drum assembly, and the nozzle 820 is arranged corresponding to the outer wall of the drum assembly.

[0052] In this embodiment, a flushing assembly 800 is added, and the water flow in the water outlet pipe 300 is guided to the position of the nozzle 820 through the branch pipe 810. The nozzle 820 is arranged corresponding to the outer wall of the drum assembly, and the jet generated at the nozzle 820 can clean the filter layer. In the specific setting process, a relevant filter element can be arranged on the corresponding branch pipe 810, so that the fluid at the position of the nozzle 820 contains fewer solid particle impurities.

[0053] In one embodiment, a valve is disposed on the branch pipe 810 .

[0054] In this embodiment, a valve is provided on the branch pipe 810, so that the operation of the nozzle 820 can be adjusted by operating the valve. The valve can be manually controlled or mechanically controlled, which is not a limitation.

[0055] In one embodiment, the valve is electrically controlled.

[0056] In this embodiment, the control of the valve is limited to the electric control type, so the flow rate in the branch pipe 810 can be controlled remotely. Accordingly, for safety considerations, the working voltage of the valve can be limited to below the safety voltage.

[0057] In one embodiment, the first fixing plate 710 is connected to the rotating shaft 520 and is located at the middle of the length direction of the middle part of the cylinder 510 .

[0058] In this embodiment, the connection position of the first fixing disk 710 is limited so that the first fixing disk 710 outputs the torque output by the rotating shaft 520 to the cylinder 510 more stably.

[0059] In one embodiment, the propeller blade 600 is closer to the outer end of the water outlet pipe 300 relative to the second bearing member 400 .

[0060] In this embodiment, the propeller blade 600 is disposed at a relatively outer position, so that the second bearing member 400 will not form an obstruction during the cleaning process of the propeller blade 600. In particular, when the propeller blade 600 is detachable.

[0061] In one embodiment, the second bearing member 400 includes a bearing bracket that is hollowed out in the length direction of the water outlet pipe 300 and a second bearing installed on the bearing bracket.

[0062] In this embodiment, a structural arrangement of the second bearing member 400 is provided. The bearing bracket may include an annular outer ring and a bracket connected to the outer ring. The bracket may be cross-shaped or triangular-shaped.

[0063] In one embodiment, the second bearing is of the ceramic type.

[0064] In this embodiment, considering the harshness of the use environment, the second bearing is set to be a ceramic type to increase its service life and reduce the frequency of maintenance. Of course, the second bearing is a ceramic type, and its key parts can also be shielded or sealed for protection.

[0065] In one embodiment, the frame 100 is provided with fixing positions corresponding to the external buoys.

[0066] In this embodiment, a fixing position is set on the frame 100, and the float is installed in the fixing position during the use of the pre-pump filter driven by the water pump. The fixing position can be formed in various ways, for example, a clamp-shaped structure, so that the float can be fixed.

[0067] In one embodiment, the propeller blade 600 is detachably connected to the rotating shaft 520 .

[0068] In this embodiment, the propeller blade 600 is detachably connected to the rotating shaft 520, so the rotating shaft 520 does not need to be removed during the maintenance of the water outlet pipe 300 or the propeller blade 600. The specific way of connecting the propeller blade 600 to the rotating shaft 520 can be various, for example, the propeller blade 600 includes a fixed sleeve structure, and is connected to the rotating shaft 520 through the fixed sleeve structure.

[0069] In one embodiment, the water pump driven pre-pump filter further comprises a third bearing disposed at the closed end of the water outlet pipe 300 , and the rotating shaft 520 passes through the third bearing to form a fit.

[0070] In this embodiment, a third bearing is added and arranged on the water outlet pipe 300. The first bearing member 200, the third bearing and the second bearing member 400 are arranged at intervals in the length direction of the rotating shaft 520, so that the support of the rotating shaft 520 is more stable, and the corresponding rotation process of the cylinder 510 is also more stable.

[0071] To summarize, in the water pump driven pre-pump filter provided by the utility model, a first bearing member 200 and a water outlet pipe 300 are respectively arranged at both ends of the frame 100 in the length direction, a second bearing member 400 is arranged in the water outlet pipe 300, and both ends of the rotating shaft 520 of the drum assembly are respectively adapted to the first bearing member 200 and the second bearing member 400; the bracket 700 is arranged in the middle of the rotating shaft 520, and the rotation of the rotating shaft 520 is smoothly transmitted to the cylinder 510 through the arrangement of the second fixed plate 730, so that during operation, the drum assembly rotates smoothly driven by the propeller blades 600.

[0072] The above description is only a preferred embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A water pump driven pre-pump filter, characterized in that: include: The frame, which serves as the base for installation; A first bearing member, disposed at one end of the frame in the length direction; A water outlet pipe is arranged at the other end of the frame in the length direction; A second bearing member is disposed in the water outlet pipe; A drum assembly, comprising a drum body and a rotating shaft passing through and fixed at the center axis of the drum body, the drum body comprising cover plates at both ends and a plurality of transverse tubes connecting the two cover plates, the two ends of the rotating shaft in the length direction are respectively adapted to the first bearing member and the second bearing member, wherein the water outlet pipe passes through one of the cover plates along the length direction of the frame and extends into the drum body, the outer end of the water outlet pipe in the length direction is open, and the portion of the water outlet pipe located in the drum body is provided with at least one water outlet; A propeller blade connected to the outer wall of the rotating shaft and located in the water outlet pipe; A bracket is disposed in the cylinder and includes a first fixed disk, a second fixed disk, and a plurality of connecting rods connecting the first fixed disk and the second fixed disk and surrounding the first fixed disk, wherein the first fixed disk is connected to the rotating shaft, and the second fixed disk is connected to the cover plate near the water outlet pipe, wherein the bracket covers and is separated from the water outlet pipe; The filter layer is arranged to cover the outer circumference of the drum assembly.

2. The water pump driven pre-pump filter according to claim 1, characterized in that: The water pump driven pre-pump filter also includes a flushing component, which includes a branch pipe and a plurality of nozzles arranged on the branch pipe, the branch pipe is connected to the part of the water outlet pipe located outside the drum assembly, and the nozzle is arranged corresponding to the outer wall of the drum assembly.

3. The water pump driven pre-pump filter according to claim 2, characterized in that: The branch pipe is provided with a valve.

4. The water pump driven pre-pump filter according to claim 3, characterized in that: The valve is of electrically controlled type.

5. The water pump driven pre-pump filter according to claim 1, characterized in that: The first fixed disk is connected to the rotating shaft and is located in the middle of the length direction of the middle part of the cylinder.

6. The water pump driven pre-pump filter according to claim 1, characterized in that: The second bearing member includes a bearing bracket which is hollowed out in the length direction of the water outlet pipe and a second bearing installed on the bearing bracket.

7. The water pump driven pre-pump filter according to claim 6, characterized in that: The second bearing is of ceramic type.

8. The water pump driven pre-pump filter according to any one of claims 1 to 7, characterized in that: The frame is provided with a fixing position corresponding to the external floating cylinder.

9. The water pump driven pre-pump filter according to any one of claims 1 to 7, characterized in that: The propeller blades are detachably connected to the rotating shaft.

10. The water pump driven pre-pump filter according to any one of claims 1 to 7, characterized in that: The water pump driven pre-pump filter further comprises a third bearing arranged at the closed end of the water outlet pipe, and the rotating shaft passes through the third bearing to form a fit.

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