Sealed water pump with filtering function

Abstract

The utility model discloses a sealing water pump with a filtering function, which relates to the technical field of water pumps and comprises a water pump body and a filtering component. A water inlet pipe is fixed in a water inlet of the water pump body; the filtering assembly comprises a supporting ring, a filtering net, a flow guide pipe and a rubber sealing ring, the supporting ring is fixed to the left end of the interior of the water inlet pipe, the filtering net is placed at the left end of the supporting ring, the flow guide pipe is clamped in the water inlet pipe and attached to the left end of the filtering net, and the rubber sealing ring is fixed to the left end of the interior of the flow guide pipe. A connecting assembly and an extrusion assembly are installed on the circumferential face of the flow guide pipe and matched with each other, a sealing assembly is installed at the left end of the circumferential face of the flow guide pipe and located in the water inlet pipe, disassembly and maintenance can be carried out very conveniently, and meanwhile high sealing performance is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to water pump technical field, concretely is sealed water pump with filtering function. BACKGROUND

[0002] Water pump is the mechanical of conveying liquid or making liquid pressure, it transmits the mechanical energy of prime mover or other external energy to liquid, makes liquid energy increase, mainly used to convey liquid including water, oil, acid and alkali liquid, emulsion, suspension emulsion and liquid metal etc., water pump may inhale some other sundries in water during pumping, lead to water pump damage, reduce service life, therefore water pump usually sets up a filter structure at the water inlet when pumping, filters out sundries in water;

[0003] At present, the filter structure used by water pump will accumulate a large amount of particulate matter due to intercepting and filtering impurities and particles in water after long time operation. If these particulate matter cannot be cleaned in time, it will gradually block the water inlet of the water pump, thereby affecting the normal water suction and drainage function of the water pump. This not only reduces the working efficiency of the water pump, but also may cause overheating and damage of the water pump, and even cause more serious equipment failure. The filter device of many existing water pumps is designed to be relatively complex, and professional tools and technical maintenance are required for disassembly and installation, which increases maintenance cost and workload. Therefore, we propose a sealed water pump with filtering function. SUMMARY

[0004] The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide a sealed water pump with filtering function, which can be easily disassembled and maintained, has high sealing performance, and can effectively solve the problems in the background art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a sealed water pump with filtering function, comprising a water pump body and a filter assembly.

[0006] The water pump body: the inside of the water inlet is fixed with a water inlet pipe;

[0007] The filter assembly: contains a support ring, a filter screen, a flow guide pipe and a rubber sealing ring, the left end of the water inlet pipe inside is fixed with a support ring, the left end of the support ring is placed with a filter screen, the inside of the water inlet pipe is clamped with a flow guide pipe, the left end of the flow guide pipe and the filter screen are in close contact, the left end of the flow guide pipe inside is fixed with a rubber sealing ring, the circumference of the flow guide pipe is installed with a connecting assembly and an extrusion assembly, the connecting assembly is matched with the extrusion assembly, the left end of the circumference of the flow guide pipe is installed with a sealing assembly, the sealing assembly is located in the inside of the water inlet pipe, the water entering the inside of the water pump body is filtered by setting the filter assembly.

[0008] Further, the connecting assembly comprises a fixed frame, a sliding block, a connecting frame, a fixed ring, a clamping head, a first spring and a pull rope, the right end of the circumference surface of the flow guide pipe is fixedly provided with uniformly distributed connecting frames, the side surface of the connecting frame is provided with two corresponding clamping holes, the inside of the connecting frame is slidably connected with a fixed frame, the circumference surface of the water inlet pipe is provided with uniformly distributed strip grooves, the inside of the strip grooves is fixed with the fixed frame, the inside of the fixed frame is slidably connected with a sliding block, the side surface of the sliding block is fixed with two corresponding pull ropes, the side surface of the fixed frame is provided with two corresponding guide holes, the inside of the guide hole is fixed with a fixed ring, the end surface of the fixed ring is fixed with a first spring, the end of the first spring away from the fixed ring is fixed with a clamping head, the clamping head is clamped in the inside of the corresponding clamping hole, and the end of the pull rope away from the sliding block is fixed on the end surface of the clamping head adjacent to the clamping head.

[0009] Further, the extrusion assembly comprises a mounting ring, a sliding ring, a second spring and an extrusion rod, the circumference surface of the flow guide pipe is fixed with a mounting ring, the circumference surface of the flow guide pipe is sleeved with a sliding ring and a second spring, one end of the second spring is fixed on the end surface of the sliding ring, the other end of the second spring is fixed on the end surface of the mounting ring, the right end of the sliding ring is fixed with uniformly distributed extrusion rods, and the right end of the extrusion rod is located in the inside of the corresponding fixed frame.

[0010] Further, the sealing assembly comprises an annular air bag, an air inlet pipe and a stop valve, the circumference surface of the flow guide pipe is provided with a first annular groove, the inside of the first annular groove is fixed with an annular air bag, the inside of the water inlet pipe is provided with a second annular groove, the annular air bag is clamped in the inside of the second annular groove, the air inlet on the surface of the annular air bag is fixed with an air inlet pipe, the circumference surface of the flow guide pipe is provided with a fixed hole, the air inlet pipe is fixed in the inside of the fixed hole, and the circumference surface of the air inlet pipe is provided with a stop valve, the gap between the flow guide pipe and the water inlet pipe is sealed by the sealing assembly.

[0011] Further, the left end of the circumference surface of the flow guide pipe is fixed with a connecting ring, the left end of the connecting ring is provided with uniformly distributed connecting holes, and the flow guide pipe is connected with an external water conveying pipeline through the connecting ring.

[0012] Compared with the prior art, the sealing water pump with the filtering function has the following advantages:

[0013] 1. By setting up a filter component, water will enter the inside of the inlet pipe through the guide pipe during use. At this time, the filter screen located inside the inlet pipe will filter the water entering the inlet pipe. In this way, large particles of residue in the water can be filtered out, thus preventing large particles of residue in the water from damaging the water pump body.

[0014] 2. By setting up the squeezing component, when it is necessary to clean the filter screen, the support ring can be pulled to move all the squeezing rods and squeeze all the sliders. After squeezing, all the sliders move and drive all the pull ropes to move. All the pull ropes move and drive all the clips to move and separate from the clip holes opened inside all the connecting frames. After separation, the guide tube can be pulled out, and then the filter screen can be removed very easily and cleaned very easily.

[0015] 3. By setting a sealing component, after connecting the guide pipe to the water inlet pipe, the shut-off valve can be opened, and then air can be injected into the annular airbag through the air inlet pipe. After the airbag is injected, it will inflate and enter the second annular groove opened inside the water inlet pipe. In this way, the gap between the guide pipe and the water inlet pipe can be effectively sealed, thereby preventing water leakage during water delivery. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the front structure of this utility model;

[0017] Figure 2 This is a schematic diagram of the filter assembly structure of this utility model;

[0018] Figure 3 This is a schematic diagram of the sealing assembly structure of this utility model;

[0019] Figure 4 This is a sectional view of the left side of this utility model;

[0020] Figure 5 This is an enlarged view of section A of this utility model.

[0021] In the diagram: 1. Water pump body, 2. Inlet pipe, 3. Filter assembly, 31. Support ring, 32. Filter screen, 33. Guide pipe, 34. Rubber sealing ring, 4. Connecting assembly, 41. Fixing frame, 42. Slider, 43. Connecting frame, 44. Fixing ring, 45. Clip, 46. First spring, 47. Pull rope, 5. Extrusion assembly, 51. Mounting ring, 52. Slip ring, 53. Second spring, 54. Extrusion rod, 6. Sealing assembly, 61. Annular airbag, 62. Air inlet pipe, 63. Shut-off valve, 7. Connecting ring. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0023] Please see Figures 1-5 This embodiment provides a technical solution: a sealed water pump with filtration function, including a water pump body 1 and a filter assembly 3;

[0024] Pump body 1: The inlet pipe 2 is fixed inside the inlet;

[0025] Filter assembly 3 includes a support ring 31, a filter screen 32, a guide tube 33, and a rubber sealing ring 34. The support ring 31 is fixed to the left end inside the water inlet pipe 2, and the filter screen 32 is placed at the left end of the support ring 31. The guide tube 33 is snapped into the inside of the water inlet pipe 2, and the guide tube 33 is in contact with the left end of the filter screen 32. The rubber sealing ring 34 is fixed to the left end inside the guide tube 33. A connecting assembly 4 and a pressing assembly 5 are installed on the circumferential surface of the guide tube 33, and the connecting assembly 4 cooperates with the pressing assembly 5. A sealing assembly 6 is installed at the left end of the circumferential surface of the guide tube 33, and the sealing assembly 6 is located inside the water inlet pipe 2. The connecting assembly 4 includes a fixing frame 41, a slider 42, a connecting frame 43, a fixing ring 44, a clamping head 45, and a first spring. 46 and pull rope 47, a uniformly distributed connecting frame 43 is fixed to the right end of the circumferential surface of the guide pipe 33, two corresponding locking holes are opened on the side of the connecting frame 43, a fixing frame 41 is slidably connected inside the connecting frame 43, a uniformly distributed strip groove is opened on the circumferential surface of the water inlet pipe 2, the fixing frame 41 is fixed inside the strip groove, a slider 42 is slidably connected inside the fixing frame 41, two corresponding pull ropes 47 are fixed on the side of the slider 42, two corresponding guide holes are opened on the side of the fixing frame 41, a fixing ring 44 is fixed inside the guide hole, a first spring 46 is fixed on the end face of the fixing ring 44, a locking head 45 is fixed on the end of the first spring 46 away from the fixing ring 44, and the locking head 45 is locked into its corresponding Inside the locking hole, the end of the pull rope 47 away from the slider 42 is fixed to the end face of the adjacent locking head 45. The extrusion assembly 5 includes a mounting ring 51, a slip ring 52, a second spring 53, and an extrusion rod 54. The mounting ring 51 is fixed on the circumferential surface of the guide tube 33. The slip ring 52 and the second spring 53 are sleeved on the circumferential surface of the guide tube 33. One end of the second spring 53 is fixed to the end face of the slip ring 52, and the other end of the second spring 53 is fixed to the end face of the mounting ring 51. The right end of the slip ring 52 is fixed with evenly distributed extrusion rods 54. The right end of the extrusion rod 54 is located inside the corresponding fixing frame 41. The sealing assembly 6 includes an annular airbag 61, an air inlet pipe 62, and a shut-off valve 63. An opening is made on the circumferential surface of the guide tube 33. There is a first annular groove, and an annular airbag 61 is fixed inside the first annular groove. A second annular groove is opened inside the water inlet pipe 2, and the annular airbag 61 is snapped into the second annular groove. An air inlet pipe 62 is fixed inside the air inlet provided on the surface of the annular airbag 61. A fixing hole is opened on the circumference of the guide pipe 33, and the air inlet pipe 62 is fixed inside the fixing hole. A shut-off valve 63 is installed on the circumference of the air inlet pipe 62. The gap between the guide pipe 33 and the water inlet pipe 2 is sealed by setting a sealing component 6. All the sliders 42 are squeezed by setting a squeezing component 5. The guide pipe 33 is connected to the water inlet pipe 2 by setting a connecting component 4. The water entering the water pump body 1 is filtered by setting a filter component 3.

[0026] Wherein: A connecting ring 7 is fixed to the left end of the circumference of the guide pipe 33, and the left end of the connecting ring 7 has evenly distributed connecting holes. The guide pipe 33 is connected to the external water supply pipe by setting the connecting ring 7.

[0027] The working principle of the sealed water pump with filtration function provided by this utility model is as follows: By setting up a filtration component, water enters the inlet pipe 2 through the guide pipe 33 during use. At this time, the filter screen 32 located inside the inlet pipe 2 will filter the water entering the inlet pipe 2. In this way, large particles of residue in the water can be filtered out, thus preventing large particles of residue from damaging the water pump body 1. When it is necessary to clean the filter screen 32, the support ring 52 can be pulled to move all the squeezing rods 54 to squeeze all the sliders 42. After squeezing, all the sliders 42 move, driving all the pull ropes 47 to move. All the pull ropes 47 move, driving all the clamps 45 to move and separate from the clamp holes opened inside all the connecting frames 43. After separation, the guide pipe 32 can be cleaned. The flow tube 33 is pulled out, and the filter screen 32 can be easily removed and cleaned. After cleaning, the flow tube 33 is inserted into the water inlet pipe 2. This connects all the connecting frames 43 with all the fixing frames 41. After connection, all the clips 45 will enter the clip holes opened inside the connecting frames 43 under the action of all the first springs 46. In this case, the flow tube 33 can be connected to the water inlet pipe 2. After connection, the shut-off valve 63 can be opened, and air can be injected into the annular airbag 61 through the air inlet pipe 62. After air is injected, it will inflate. After the annular airbag 61 inflates, it will enter the second annular groove opened inside the water inlet pipe 2. In this way, the gap between the flow tube 33 and the water inlet pipe 2 can be effectively sealed, thereby preventing water leakage during water supply.

[0028] The above description is merely an embodiment of this utility model and does not limit the patent scope of this utility model. Any equivalent structural or procedural transformations made based on the content of this utility model specification and drawings, or direct or indirect applications in other related technical fields, are similarly included within the patent protection scope of this utility model.

Claims

1. A sealed water pump with filtration function, characterized in that: Includes a water pump body (1) and a filter assembly (3); Water pump body (1): The inlet pipe (2) is fixed inside the inlet; Filter assembly (3): includes a support ring (31), a filter screen (32), a guide tube (33) and a rubber sealing ring (34). The support ring (31) is fixed at the left end of the water inlet pipe (2). The filter screen (32) is placed at the left end of the support ring (31). The guide tube (33) is snapped into the inside of the water inlet pipe (2). The guide tube (33) is in contact with the left end of the filter screen (32). The rubber sealing ring (34) is fixed at the left end of the guide tube (33). A connecting assembly (4) and a squeezing assembly (5) are installed on the circumferential surface of the guide tube (33). The connecting assembly (4) and the squeezing assembly (5) cooperate with each other. A sealing assembly (6) is installed at the left end of the circumferential surface of the guide tube (33). The sealing assembly (6) is located inside the water inlet pipe (2).

2. The sealed water pump with filtration function according to claim 1, characterized in that: The connecting assembly (4) includes a fixed frame (41), a slider (42), a connecting frame (43), a fixing ring (44), a clip (45), a first spring (46), and a pull rope (47). A uniformly distributed connecting frame (43) is fixed to the right end of the circumferential surface of the guide pipe (33). Two corresponding clip holes are opened on the side of the connecting frame (43). The fixed frame (41) is slidably connected inside the connecting frame (43). A uniformly distributed strip groove is opened on the circumferential surface of the water inlet pipe (2). The fixed frame (41) is fixed inside the strip groove. The part is slidably connected to a slider (42), and two corresponding pull ropes (47) are fixed on the side of the slider (42). Two corresponding guide holes are opened on the side of the fixed frame (41). A fixed ring (44) is fixed inside the guide hole. A first spring (46) is fixed on the end face of the fixed ring (44). A clip (45) is fixed on the end of the first spring (46) away from the fixed ring (44). The clip (45) is engaged in the inside of the corresponding clip hole. The end of the pull rope (47) away from the slider (42) is fixed on the end face of the adjacent clip (45).

3. The sealed water pump with filtration function according to claim 2, characterized in that: The extrusion assembly (5) includes a mounting ring (51), a slip ring (52), a second spring (53), and an extrusion rod (54). The mounting ring (51) is fixed on the circumferential surface of the guide tube (33). The slip ring (52) and the second spring (53) are sleeved on the circumferential surface of the guide tube (33). One end of the second spring (53) is fixed on the end face of the slip ring (52), and the other end of the second spring (53) is fixed on the end face of the mounting ring (51). The right end of the slip ring (52) is fixed with evenly distributed extrusion rods (54). The right end of the extrusion rod (54) is located inside the corresponding fixing frame (41).

4. The sealed water pump with filtration function according to claim 1, characterized in that: The sealing assembly (6) includes an annular airbag (61), an air inlet pipe (62), and a shut-off valve (63). A first annular groove is provided on the circumferential surface of the guide pipe (33), and the annular airbag (61) is fixed inside the first annular groove. A second annular groove is provided inside the water inlet pipe (2), and the annular airbag (61) is snapped into the inside of the second annular groove. An air inlet pipe (62) is fixed inside the air inlet provided on the surface of the annular airbag (61). A fixing hole is provided on the circumferential surface of the guide pipe (33), and the air inlet pipe (62) is fixed inside the fixing hole. A shut-off valve (63) is installed on the circumferential surface of the air inlet pipe (62).

5. The sealed water pump with filtration function according to claim 1, characterized in that: A connecting ring (7) is fixed to the left end of the circumferential surface of the guide tube (33), and the left end of the connecting ring (7) has evenly distributed connecting holes.

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