Water pump with anti-airlock button

Abstract

The utility model discloses a water pump with an anti-airlock button. The water pump comprises a shell, a water pump body and a button assembly. The shell comprises a lower shell and an upper shell, the edge of the lower shell is provided with a lower surrounding edge, the upper shell is provided with an upper surrounding edge, and the lower surrounding edge and the upper surrounding edge are clamped in a sealed mode; adaptive mounting structures are arranged on the top surface of the lower shell and the bottom of the water pump, and the lower shell is fixed with the water pump through screws; the upper shell is provided with a water outlet corresponding to a water outlet pipe of the water pump, and the lower shell is provided with a plurality of liquid inlets; an exhaust hole is formed in the lower portion of the water pump, the lower surrounding edge and the upper surrounding edge are provided with an upper semicircular groove and a lower semicircular groove which correspond to each other, the two semicircular grooves are in butt joint to form a circular groove, the button assembly is clamped and positioned through the circular groove, a button pin is installed in the button assembly, and the tail end of the button pin faces the exhaust hole. When the exhaust hole of the water pump is blocked by foreign matters, the foreign matters in the exhaust hole can be ejected out by pressing the button pin of the button assembly, so that the exhaust hole is kept smooth, the water pump shell does not need to be disassembled for cleaning, and the cleaning is very convenient.

Description

Technical Field

[0001] The utility model belongs to the technical field of water pumps, and in particular relates to a water pump with an anti-air lock button. Background Art

[0002] When the water pump is working, a gas barrier may form between the water pump inlet and the water source, making it impossible for the water pump to suck in water, causing the water pump to fail. This is the problem of water pump gas lock, which usually occurs at the water pump inlet, especially when the water level is low or the pipeline is long.

[0003] To solve the problem of air lock, water pumps are generally equipped with exhaust holes to discharge the gas in the pump. It can effectively remove the air at the inlet and outlet of the water pump, so that the inlet of the water pump is always kept in a good working condition, ensuring the efficient operation of the water pump and improving the efficiency and stability of the water pump.

[0004] However, during the operation of the water pump, the exhaust hole is easily blocked, so the water pump needs to be disassembled to clean the exhaust hole, which is very inconvenient. Utility Model Content

[0005] The utility model provides a water pump with an anti-air lock button. When the exhaust hole of the water pump is blocked by foreign matter, we can push the foreign matter out of the exhaust hole by pressing the button pin of the button assembly to keep the exhaust hole unobstructed. There is no need to disassemble the water pump housing for cleaning. This is very convenient and can solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a water pump with an anti-air lock button, comprising a shell, a water pump and a button assembly; the shell comprises a lower shell and an upper shell, the edge of the lower shell is provided with a lower surrounding edge facing upward, and the bottom of the upper shell is provided with an upper surrounding edge, and the lower surrounding edge and the upper surrounding edge can be adapted to seal and engage; the top surface of the lower shell and the bottom of the water pump are provided with an adapted mounting structure, and the lower shell is fixed to the water pump at the mounting structure by screws; the upper shell is provided with a water outlet corresponding to the water outlet pipe of the water pump, and the lower shell is provided with a plurality of liquid inlets; an exhaust hole is provided at the lower part of the water pump, and the lower surrounding edge and the upper surrounding edge are provided with corresponding upper and lower semicircular grooves, and the two semicircular grooves are connected to form a circular groove, and the button assembly is clamped and positioned by the circular groove, and a pressable button pin is installed in the button assembly, and the end of the button pin faces the exhaust hole.

[0007] Preferably, the button assembly comprises two symmetrically mounted button housings, and one end of the button housing is provided with a rib that is closely attached to both sides of the circular groove.

[0008] Preferably, the button housing on one side is provided with a plurality of positioning protrusions, and the button housing on the other side is provided with positioning grooves corresponding to the positioning protrusions.

[0009] Preferably, the button assembly is provided with a button pin hole along the axial center line, the button pin passes through the button pin hole and is slidingly and sealingly connected thereto, the button assembly forms a spring cavity in the middle, the diameter of the spring cavity is larger than the diameter of the button pin hole, the outer wall of the button pin is provided with a convex ring slidingly and sealingly connected to the inner wall of the spring cavity, and the button pin is sleeved with an extrusion spring located in the spring cavity.

[0010] Preferably, a limiting portion is provided on the outer wall of the button assembly, a limiting groove is provided on one side of the limiting portion, and a blocking structure that is stuck in the limiting groove is provided on the lower shell.

[0011] Preferably, a handle is provided on the upper shell.

[0012] Preferably, the lower shell and the upper shell are internally provided with corresponding connecting parts, and the two are fixedly connected by screws.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. When the exhaust hole of the water pump is blocked by foreign objects, we can push the foreign objects out of the exhaust hole by pressing the button pin of the button assembly to keep the exhaust hole unobstructed. There is no need to disassemble the water pump housing for cleaning, which is very convenient.

[0015] 2. The button housing is designed to be clamped in the circular groove through the rib, and the limit part is designed to prevent rotation. The overall structure is stable and the sealing of the installation point is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the main cross-sectional structure of the utility model;

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

[0018] Figure 3 This is a schematic diagram of the three-dimensional structure of the button assembly of the utility model;

[0019] Figure 4 This is a schematic cross-sectional structural diagram of a button assembly of the utility model;

[0020] Figure 5 This is a schematic diagram of the exploded structure of the button assembly of the utility model;

[0021] Figure 6 It is a three-dimensional structural schematic diagram of the utility model.

[0022] In the figure: 1. shell; 2. water pump; 3. button assembly; 4. lower shell; 5. upper shell; 6. lower surrounding edge; 7. upper surrounding edge; 8. water outlet; 9. liquid inlet; 10. exhaust hole; 11. circular groove; 12. button pin; 13. button shell; 14. retaining edge; 15. positioning convex point; 16. button pin hole; 17. spring cavity; 18. convex ring; 19. extrusion spring; 20. limiting part; 21. limiting groove; 22. handle; 23. connecting part. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-6 The utility model provides a water pump with an anti-air lock button, comprising a shell 1, a water pump 2 and a button assembly 3; the shell 1 comprises a lower shell 4 and an upper shell 5, the edge of the lower shell 4 is provided with a lower surrounding edge 6 facing upwards, and the bottom of the upper shell 5 is provided with an upper surrounding edge 7, and the lower surrounding edge 6 and the upper surrounding edge 7 can be adapted to seal and engage; the top surface of the lower shell 4 and the bottom of the water pump 2 are provided with an adapted mounting structure, and the lower shell 4 is fixed to the water pump 2 at the mounting structure by screws; the upper shell 5 is provided with a water outlet 8 corresponding to the water outlet pipe of the water pump 2, and the lower shell 4 is provided with a plurality of liquid inlets 9; the lower part of the water pump 2 is provided with an exhaust hole 10, and the lower surrounding edge 6 and the upper surrounding edge 7 are provided with The corresponding upper and lower semicircular grooves form a circular groove 11 after the two semicircular grooves are connected, and the button component 3 is clamped and positioned by the circular groove 11. The button component 3 is equipped with a pressable button pin 12, and the end of the button pin 12 faces the exhaust hole 10; when the exhaust hole 10 of the water pump 2 is blocked by foreign matter, we can press the button pin 12 of the button component 3, and the button pin 12 will move toward the exhaust hole 10. After the button pin 12 passes through the exhaust hole 10, the foreign matter will be pushed out to keep the exhaust hole 10 unobstructed, and then the button pin 12 is released and reset by the spring pressure, preventing the water pump 2 from being air locked and unable to pump water, thereby cleaning the exhaust hole 10 of the water pump 2, and there is no need to disassemble the water pump housing 1 for cleaning, which is very convenient.

[0025] Specifically, the button assembly 3 includes two symmetrically snap-fitted button shells 13, and one end of the button shell 13 is provided with a rib 14 that is tightly attached to both sides of the circular groove 11; in the present embodiment, the button shell 13 is snap-fitted into the circular groove 11 by the rib 14, so that the overall structure is stable and the sealing of the installation point is improved; the design of the two symmetrically snap-fitted button shells 13 facilitates the assembly and disassembly of internal parts.

[0026] Specifically, the button housing 13 on one side is provided with a plurality of positioning protrusions 15, and the button housing 13 on the other side is provided with positioning grooves corresponding to the positioning protrusions 15; in this embodiment, through the positioning cooperation of the positioning grooves corresponding to the positioning protrusions 15, the two symmetrically mounted button housings 13 will not be misaligned or slid after installation, and the structure is stable.

[0027] Specifically, the button assembly 3 is provided with a button pin hole 16 along the axis line, the button pin 12 passes through the button pin hole 16 and is slidably and sealedly connected thereto, the button assembly 3 forms a spring cavity 17 in the middle, the diameter of the spring cavity 17 is larger than the diameter of the button pin hole 16, the outer wall of the button pin 12 is provided with a convex ring 18 slidably and sealedly connected to the inner wall of the spring cavity 17, and the button pin 12 is sleeved with an extrusion spring 19 located in the spring cavity 17; in this embodiment, when the button pin 12 of the button assembly 3 is pressed, the button pin 12 will move along the button pin hole 16 toward the exhaust hole 10, and the button pin 12 will push out the foreign matter after passing through the exhaust hole 10, so that the exhaust hole 10 remains unobstructed, and then after the button pin 12 is released, the extrusion spring 19 will reversely squeeze the convex ring 18 to press the button pin 12 back.

[0028] Specifically, a limiting portion 20 is provided on the outer wall of the button assembly 3, a limiting groove 21 is provided on one side of the limiting portion 20, and a blocking structure that is stuck in the limiting groove 21 is provided on the lower shell 4; in this embodiment, the limiting portion 20 and the limiting groove 21 are provided on the outer wall of the button assembly 3, and the internal structure of the lower shell 4 is cooperated to block and prevent the button assembly 3 from rotating, thereby enhancing stability.

[0029] Specifically, a handle 22 is provided on the upper shell 5; in this embodiment, the handle 22 is provided to facilitate carrying the water pump.

[0030] Specifically, the lower shell 4 and the upper shell 5 are provided with corresponding connecting parts 23 inside, and the two are fixedly connected by screws; in this embodiment, the upper and lower shells are fixed by the screws through the cooperation of the connecting parts 23.

[0031] In order to facilitate understanding of the above technical solution of the present invention, the working principle or operation method of the present invention in the actual process is described in detail below.

[0032] Working principle: When the exhaust hole 10 of the water pump 2 is blocked by foreign matter, we can press the button pin 12 of the button assembly 3, and the button pin 12 will move toward the exhaust hole 10. After passing through the exhaust hole 10, the button pin 12 will push out the foreign matter to keep the exhaust hole 10 unobstructed, and then release the button pin 12 to be reset by spring pressure, preventing the water pump 2 from being air locked and unable to pump water, thereby cleaning the exhaust hole 10 of the water pump 2. There is no need to disassemble the water pump housing 1 for cleaning, which is very convenient. At the same time, the button housing 13 is designed to be stuck in the circular groove 11 through the retaining edge 14, and the design of the limit part 20 to prevent rotation makes the overall structure stable and also improves the sealing of the installation point.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A water pump with an anti-air lock button, characterized in that: The invention comprises a housing (1), a water pump (2) and a button assembly (3); the housing (1) comprises a lower housing (4) and an upper housing (5); the edge of the lower housing (4) is provided with a lower peripheral edge (6) facing upwards; the bottom of the upper housing (5) is provided with an upper peripheral edge (7); the lower peripheral edge (6) and the upper peripheral edge (7) can be adapted to seal and engage with each other; the top surface of the lower housing (4) and the bottom of the water pump (2) are provided with an adapted mounting structure; the lower housing (4) is fixed to the water pump (2) at the mounting structure by screws; the upper housing (5) A water outlet (8) corresponding to the water outlet pipe of the water pump (2) is provided on the upper part, and a plurality of liquid inlets (9) are provided on the lower shell (4); an exhaust hole (10) is provided at the lower part of the water pump (2); the lower surrounding edge (6) and the upper surrounding edge (7) are provided with corresponding upper and lower semicircular grooves, and the two semicircular grooves are butt-jointed to form a circular groove (11); the button assembly (3) is clamped and positioned by the circular groove (11); a push-operated button pin (12) is provided in the button assembly (3), and the end of the button pin (12) faces the exhaust hole (10).

2. A water pump with an anti-air lock button according to claim 1, characterized in that: The button assembly (3) comprises two symmetrically mounted button housings (13), one end of the button housing (13) being provided with a retaining edge (14) closely attached to both sides of the circular groove (11).

3. A water pump with an anti-air lock button according to claim 2, characterized in that: The button housing (13) on one side is provided with a plurality of positioning protrusions (15), and the button housing (13) on the other side is provided with positioning grooves corresponding to the positioning protrusions (15).

4. A water pump with an anti-air lock button according to claim 1, characterized in that: The button assembly (3) is provided with a button pin hole (16) along the axis, the button pin (12) passes through the button pin hole (16) and is slidably sealed therewith, the button assembly (3) forms a spring cavity (17) in the middle, the diameter of the spring cavity (17) is larger than the diameter of the button pin hole (16), the outer wall of the button pin (12) is provided with a convex ring (18) slidably sealed with the inner wall of the spring cavity (17), and the button pin (12) is sleeved with an extrusion spring (19) located in the spring cavity (17).

5. A water pump with an anti-air lock button according to claim 1, characterized in that: The button assembly (3) is provided with a limiting portion (20) on its outer wall, a limiting groove (21) is provided on one side of the limiting portion (20), and a blocking structure that is stuck in the limiting groove (21) is provided on the lower shell (4).

6. A water pump with an anti-air lock button according to claim 1, characterized in that: The upper shell (5) is provided with a handle (22).

7. A water pump with an anti-air lock button according to claim 1, characterized in that: The lower shell (4) and the upper shell (5) are provided with corresponding connecting parts (23) inside, and the two are fixedly connected by screws.

Images