Self-suction magnetic drive pump

Abstract

The utility model discloses a self-suction type magnetic drive pump which comprises a pump body, a liquid inlet pipe is fixedly connected to the upper side of the outer end of the pump body, a moving groove is formed in the inner wall of the liquid inlet pipe, two limiting grooves are formed in the top of the inner wall of the moving groove, a rotating assembly is arranged in the moving groove, and the rotating assembly is fixedly connected with the liquid inlet pipe. Three connecting plates are sequentially arranged outside the rotating assembly from top to bottom, a plurality of first filtering holes, second filtering holes and third filtering holes are formed in the tops of the three connecting plates correspondingly, and an ejection assembly is arranged outside the rotating assembly. Through cooperative use of the moving groove, the limiting groove, the rotating assembly, the connecting plate, the ejection assembly and other structures, impurities in the first filtering hole, the second filtering hole and the third filtering hole can be cleaned, the situation that the impurities in water block the first filtering hole, the second filtering hole and the third filtering hole is avoided, the flowing speed of water flow is guaranteed, and the service life of the water flow is prolonged. And the use effect of the magnetic drive pump is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of self-priming magnetic pumps, in particular to a self-priming magnetic pump. Background Art

[0002] A self-priming magnetic pump is a kind of pump that uses a magnetic transmission to achieve contactless torque transmission, thereby replacing the dynamic seal with a static seal, so that the pump can achieve the purpose of being completely leak-free. It consists of a self-priming pump, a magnetic transmission, and an electric motor. The key component, the magnetic transmission, consists of an outer magnetic rotor, an inner magnetic rotor, and a non-magnetic isolation sleeve. It has many characteristics such as good internal sealing and reduced energy consumption. When using it, attention should be paid to preventing particles from entering, dry friction, and other matters and problems.

[0003] A Chinese patent with announcement number CN220435072U discloses an anti-clogging magnetic pump, including a magnetic pump, a base is fixedly installed at the bottom of the magnetic pump, one end of the magnetic pump is fixedly connected to a liquid outlet pipe, the upper side of the outer end of the magnetic pump is fixedly connected to a liquid inlet pipe, an anti-clogging mechanism is arranged inside the liquid inlet pipe, an external pipe is fixedly installed on the upper end of the liquid inlet pipe, and a sealing mechanism is arranged inside the liquid inlet pipe. The utility model uses the action of a spring to make the sealing block always connected to the external pipe, thereby increasing the sealing effect of the connection, preliminarily filtering the liquid entering the external pipe through the grid plate, filtering the larger impurities that may appear, and when the liquid flows out of the interior of the connecting pipe, the liquid flow drives the blades to rotate, so that the rotating rod drives the scraper to rotate, and the impurities on the surfaces of the first filter plate, the second filter plate and the third filter plate are briefly cleaned, so that the impurities are no longer accumulated, the device is no longer blocked, and the long-term safe operation of the magnetic pump is improved.

[0004] The above scheme has the following shortcomings: in actual use, the scheme uses a scraper to clean the residue on the filter plate. This cleaning method cannot clean the residue blocking the mesh holes on the filter plate, which reduces the flow rate of water and affects the use effect of the magnetic pump. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and proposes a self-priming magnetic pump.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a self-priming magnetic pump, comprising a pump body, a liquid inlet pipe is fixedly connected to the upper side of the outer end of the pump body, a movable groove is provided on the inner wall of the liquid inlet pipe, two limit grooves are provided on the top of the inner wall of the movable groove, a rotating component is arranged inside the movable groove, three connecting plates are arranged on the outside of the rotating component from top to bottom, a plurality of filter holes one, two filter holes and three filter holes are respectively provided on the top of the three connecting plates, an ejection component is arranged on the outside of the rotating component, two groups of discharge ports are provided on the outside of the liquid inlet pipe, two collecting components are arranged on the outside of the liquid inlet pipe, and fixed components are arranged on the two collecting components, the rotation of the movable groove is annular, and the two limit grooves are symmetrical,

[0007] As a further description of the above technical solution:

[0008] The rotating assembly includes a moving bar slidably connected to the inside of the moving groove, a rotating rod is fixedly connected to one side of the moving bar, a plurality of blades are fixedly connected to the outside of the rotating rod and below the moving bar, three scrapers are fixedly connected to the outside of the rotating rod, and the three connecting plates are fixedly connected to the outside of the rotating rod.

[0009] As a further description of the above technical solution:

[0010] The ejection assembly includes three mounting plates fixedly connected to the outside of the rotating rod, and the tops of the three mounting plates are respectively fixedly connected with a plurality of ejector rods 1, 2 and 3. The shape of the mounting plates is arc-shaped and is the same as half the size of the connecting plate.

[0011] As a further description of the above technical solution:

[0012] The collecting assembly comprises a collecting frame fixedly connected to the outside of the liquid inlet pipe, one side of the collecting frame is provided with an opening, one side of the collecting frame is hinged with a baffle through a hinge, a surface of the baffle is fixedly connected with a push bar, and the baffle is located at the opening.

[0013] As a further description of the above technical solution:

[0014] A connecting frame is slidably penetrated on the surface of the collecting frame, one side of the connecting frame penetrates into the collecting frame and is fixedly connected with three blocking bars, and the connecting frame is in an E-shape.

[0015] As a further description of the above technical solution:

[0016] The fixing assembly comprises a fixing plate fixedly connected to the top of the collecting frame, and two latches are arranged on the top of the fixing plate.

[0017] As a further description of the above technical solution:

[0018] The diameter of the filter hole one is smaller than that of the filter hole two, and the diameter of the filter hole two is smaller than that of the filter hole three.

[0019] The utility model has the following beneficial effects:

[0020] 1. Compared with the prior art, the self-priming magnetic pump, through the coordinated use of structures such as the moving groove, the limit groove, the rotating assembly, the connecting plate and the ejection assembly, can clean the impurities in the filter hole one, the filter hole two and the filter hole three, avoid the impurities in the water from clogging the filter hole one, the filter hole two and the filter hole three, ensure the circulation speed of the water flow, and improve the use effect of the magnetic pump.

[0021] 2. Compared with the prior art, the self-priming magnetic pump collects and processes impurities on the top of the connecting plate through a rotating component, a discharge port and a collecting component. It is simple and convenient to operate, highly practical, and the fixed component makes it easy to remove the collected impurities. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the overall three-dimensional structure of a self-priming magnetic pump proposed by the utility model;

[0023] Figure 2 This is a schematic diagram of the liquid inlet pipe structure of a self-priming magnetic pump proposed by the utility model;

[0024] Figure 3 This is a schematic diagram of the collection frame structure of a self-priming magnetic pump proposed by the utility model;

[0025] Figure 4 This is a schematic diagram of the fixed plate structure of a self-priming magnetic pump proposed by the utility model;

[0026] Figure 5 The utility model is a schematic diagram of a rotating rod structure of a self-priming magnetic pump.

[0027] Legend:

[0028] 1. Pump body; 2. Liquid inlet pipe; 3. Moving groove; 4. Limiting groove; 5. Connecting plate; 6. Filter hole one; 7. Filter hole two; 8. Filter hole three; 9. Discharge port; 10. Moving bar; 11. Rotating rod; 12. Scraper; 13. Mounting plate; 14. Push rod one; 15. Push rod two; 16. Push rod three; 17. Collecting frame; 18. Baffle; 19. Pushing bar; 20. Connecting frame; 21. Baffle bar; 22. Fixed plate; 23. Latch; 24. Blade. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] Reference Figure 1-5 The utility model provides a self-priming magnetic pump: comprising a pump body 1, a liquid inlet pipe 2 is fixedly connected to the upper side of the outer end of the pump body 1, a moving groove 3 is provided on the inner wall of the liquid inlet pipe 2, two limiting grooves 4 are provided on the top of the inner wall of the moving groove 3, a rotating component is arranged inside the moving groove 3, three connecting plates 5 are arranged on the outside of the rotating component from top to bottom, a plurality of filter holes 1 6, filter holes 2 7 and filter holes 3 are respectively provided on the top of the three connecting plates 5, an ejection component is arranged on the outside of the rotating component, and the outer surface of the liquid inlet pipe 2 is provided with a moving groove 3, and the inner wall of the moving groove 3 is provided with two limiting grooves 4, a rotating component is arranged inside the moving groove 3, and three connecting plates 5 are arranged on the top of the three connecting plates 5, and a plurality of filter holes 1 6, filter holes 2 7 and filter holes 3 are respectively provided on the top of the three connecting plates 5, a ejection component is arranged on the outside of the rotating component, and the outer surface of the liquid inlet pipe 2 is provided with a moving groove 3, and the inner wall of the moving groove 3 is provided with a moving groove 3. Two groups of discharge ports 9 are provided, two collecting components are provided on the outside of the liquid inlet pipe 2, and fixed components are provided on the two collecting components. The rotation of the movable groove 3 is annular, and the two limit grooves 4 are symmetrical. The top and bottom of the connecting strip are fitted with the top and bottom of the inner wall of the movable groove 3. Each group of discharge holes is composed of three discharge ports 9 and is arranged in sequence from top to bottom. The bottoms of the inner walls of the three discharge ports 9 are respectively on the same horizontal plane with the tops of the three connecting plates 5. The diameter of the filter hole 1 6 is smaller than that of the filter hole 2 7, and the diameter of the filter hole 2 7 is smaller than that of the filter hole 3 8.

[0031] The rotating assembly includes a moving bar 10 slidably connected to the inside of the moving groove 3, a rotating rod 11 is fixedly connected to one side of the moving bar 10, a plurality of blades 24 are fixedly connected to the outside of the rotating rod 11 and below the moving bar 10, three scrapers 12 are fixedly connected to the outside of the rotating rod 11, three connecting plates 5 are fixedly connected to the outside of the rotating rod 11, and the three scrapers 12 are respectively located on the top of the three connecting plates 5.

[0032] The ejection assembly includes three mounting plates 13 fixedly connected to the outside of the rotating rod 11, and the tops of the three mounting plates 13 are respectively fixedly connected with a plurality of ejector rods 14, 15 and 16. The shape of the mounting plates 13 is arc-shaped and is the same as half the size of the connecting plate 5. The diameters of the tops of the ejector rods 14, 15 and 16 are respectively the same as the diameters of the filter holes 1 6, 7 and 3.

[0033] The collecting assembly includes a collecting frame 17 fixedly connected to the outside of the liquid inlet pipe 2, an opening is provided on one side of the collecting frame 17, a baffle 18 is hinged to one side of the collecting frame 17 through a hinge, a push bar 19 is fixedly connected to the surface of the baffle 18, the baffle 18 is located at the opening, and the collecting frame 17 is located at a group of discharge ports 9.

[0034] A connecting frame 20 is slidably penetrated through the surface of the collecting frame 17 , one side of the connecting frame 20 penetrates into the collecting frame 17 and is fixedly connected with three baffles 21 . The connecting frame 20 is E-shaped, and the three baffles 21 are respectively located in the three discharge ports 9 .

[0035] The fixing assembly includes a fixing plate 22 fixedly connected to the top of the collecting frame 17 , and two latches 23 are arranged on the top of the fixing plate 22 , and the bottom ends of the two latches 23 respectively penetrate into the inside of the pushing bar 19 and the connecting frame 20 .

[0036] Working principle: When using the pump body 1, first connect the external water pipe to the liquid inlet pipe 2, then start the pump body 1, so that water enters the liquid inlet pipe 2, and the water flow drives the blades 24 to rotate, so that the rotating rod 11 drives the scraper 12 to rotate, and the debris on the surface of the three connecting plates 5 is cleaned;

[0037] When it is necessary to clean the impurities in the filter hole 1 6, the filter hole 2 7 and the filter hole 3 8, first rotate the moving bar 10 to make the moving bar 10 do a circular motion along the moving groove 3 until the moving bar 10 moves to one of the limiting grooves 4. At this time, pull the moving bar 10 upward to make the moving bar 10 move upward along one of the limiting grooves 4, and then let the rotating rod 11 drive the mounting plate 13 to move upward, so that the push rod 14, the push rod 2 15 and the push rod 3 16 enter the filter hole 1 6, the filter hole 2 7 and the filter hole 3 8 respectively, and push out the impurities in some holes, and then release the moving bar 10 to make the moving bar 10 return to the moving groove 3, and then move the moving bar 10 to another limiting groove 4 to push out the impurities in another part of the holes;

[0038] Then, the moving bar 10 is loosened again so that the top of the scraper 12 fits with the bottom of the connecting plate 5. At this time, the two pins 23 are pulled out to release the fixing of the connecting frame 20 and the pushing bar 19 respectively. At this time, the connecting frame 20 is pulled to drive the three baffles 21 to move backward so that they no longer block the discharge port 9. Then the moving bar 10 is rotated again to drive the rotating rod 11 and the scraper 12 to rotate. At this time, the rotating scraper 12 stirring rod rotates to move the impurities on the three connecting plates 5, so that the impurities enter the discharge port 9 and fall into the collecting frame 17. The baffle 18 can be opened through the baffle 21, which is convenient for cleaning the impurities in the collecting frame 17.

[0039] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A self-priming magnetic pump, comprising a pump body (1), characterized in that: The upper side of the outer end of the pump body (1) is fixedly connected to a liquid inlet pipe (2), the inner wall of the liquid inlet pipe (2) is provided with a movable groove (3), the top of the inner wall of the movable groove (3) is provided with two limit grooves (4), the interior of the movable groove (3) is provided with a rotating assembly, the exterior of the rotating assembly is provided with three connecting plates (5) in sequence from top to bottom, the tops of the three connecting plates (5) are respectively provided with a plurality of filter holes one (6), filter holes two (7) and filter holes three (8), the exterior of the rotating assembly is provided with an ejection assembly, the exterior of the liquid inlet pipe (2) is provided with two groups of discharge ports (9), the exterior of the liquid inlet pipe (2) is provided with two collecting assemblies, and the two collecting assemblies are provided with fixed assemblies.

2. A self-priming magnetic pump according to claim 1, characterized in that: The rotating assembly comprises a moving bar (10) slidably connected to the inside of the moving groove (3); a rotating rod (11) is fixedly connected to one side of the moving bar (10); a plurality of blades (24) are fixedly connected to the outside of the rotating rod (11) and below the moving bar (10); and three scrapers (12) are fixedly connected to the outside of the rotating rod (11).

3. A self-priming magnetic pump according to claim 2, characterized in that: The ejection assembly comprises three mounting plates (13) fixedly connected to the outside of the rotating rod (11), and the tops of the three mounting plates (13) are respectively fixedly connected to a plurality of ejector rods 1 (14), 2 (15) and 3 (16).

4. A self-priming magnetic pump according to claim 1, characterized in that: The collecting assembly comprises a collecting frame (17) fixedly connected to the outside of the liquid inlet pipe (2), one side of the collecting frame (17) is provided with an opening, one side of the collecting frame (17) is hingedly connected to a baffle (18) via a hinge, and a push bar (19) is fixedly connected to the surface of the baffle (18).

5. A self-priming magnetic pump according to claim 4, characterized in that: A connecting frame (20) is slidably penetrated through the surface of the collection frame (17); one side of the connecting frame (20) penetrates into the collection frame (17) and is fixedly connected to three blocking bars (21).

6. A self-priming magnetic pump according to claim 5, characterized in that: The fixing assembly comprises a fixing plate (22) fixedly connected to the top of the collecting frame (17), and two latches (23) are arranged on the top of the fixing plate (22).

7. A self-priming magnetic pump according to claim 1, characterized in that: The diameter of the filter hole one (6) is smaller than that of the filter hole two (7), and the diameter of the filter hole two (7) is smaller than that of the filter hole three (8).

Images