Water pump motor main shaft extension water pumping mechanism

Abstract

The utility model discloses a water pump motor spindle extension water pumping mechanism, which belongs to the technical field of water pumps and comprises a shell, a water inlet is arranged at the top of the shell, one side of the shell is communicated with a drain pipe, an impeller group is mounted in an inner cavity of the shell through a first mounting component, and one side of the impeller group is fixedly connected with a connecting shaft. The main shafts are connected together through the connecting shaft, compared with a traditional water pump main shaft, the length of the main shafts is increased, the extension connecting piece is further arranged at one end of each main shaft, the extension connecting pieces can be connected with an original main shaft of a water pump motor, and when the use length of the main shafts needs to be prolonged, the main shafts can be connected with the extension connecting pieces. A user can select a longer main shaft to be mounted on the connecting shaft, and the longer main shaft is connected with the original main shaft of the water pump motor through the extension connecting piece, so that the main shaft of the water pump motor can be extended, the applicability of the water pump is improved, and the water pump can adapt to more complex use environments.

Description

Technical Field

[0001] The utility model relates to the technical field of water pumps, in particular to a water pump motor main shaft extension water pumping mechanism. Background Art

[0002] A water pump is a machine that transports liquids or pressurizes liquids. It transfers the mechanical energy of the prime mover or other external energy to the liquid to increase the energy of the liquid. It is mainly used to transport liquids including water, oil, acid and alkali liquids, emulsions, suspensions and liquid metals. A water pump is mainly composed of an impeller, a motor, a shaft, a pump body and a base. The length of the motor main shaft of an existing water pump is fixed and cannot be extended. In some special use environments, there are obvious limitations. Therefore, we need to propose a pumping mechanism that extends the motor main shaft of a water pump. Utility Model Content

[0003] The purpose of the utility model is to provide a water pump motor main shaft extension water pumping mechanism, which has the advantage of being able to extend the use length of the water pump motor main shaft to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides a water pump motor main shaft extended pumping mechanism, including a shell, a water inlet is opened on the top of the shell, a drain pipe is connected to one side of the shell, an impeller group is installed in the inner cavity of the shell through a first mounting assembly, a connecting shaft is fixedly connected to one side of the impeller group, one end of the connecting shaft passes through the water inlet and extends to the outside of the water inlet and is fixedly connected to the main shaft, a support plate is provided above the shell, the support plate is fixedly installed on the top of the shell through a positioning assembly, a filter assembly is arranged between the support plate and the shell, an auxiliary support assembly for improving the rotation stability of the main shaft is installed on the surface of the support plate, the auxiliary support assembly is installed on the top of the support plate through a second mounting assembly, and a detachable extension connector is installed at the end of the main shaft away from the connecting shaft.

[0005] Preferably, the extended connecting member includes a first connecting member installed on one end of the main shaft away from the connecting shaft, a second connecting member is arranged on the side of the first connecting member away from the main shaft, the inner sides of the first connecting member and the second connecting member are both provided with latch teeth, the latch teeth on the surface of the first connecting member and the latch teeth on the surface of the second connecting member are staggered, and the first connecting member and the second connecting member are fixed together by being latched with the staggered latch teeth.

[0006] Preferably, the impeller assembly includes a connecting plate arranged at the bottom of the outer shell, the top of the connecting plate is rotatably connected to a turntable, the bottom end of the connecting shaft is fixedly connected to the top of the turntable, a plurality of groups of blades are fixedly mounted on the surface of the turntable, and the surface of the blades is rotatably connected to the inner cavity of the outer shell.

[0007] Preferably, the first mounting assembly includes a first mounting hole opened at the bottom of the outer shell, and a first mounting rod is provided at the bottom of the connecting plate and corresponding to the first mounting hole. The top end of the first mounting rod passes through the connecting plate and extends to the top of the connecting plate and is threadedly connected to the inner wall of the first mounting hole.

[0008] Preferably, the filter assembly includes a support seat fixedly mounted on the bottom of the support plate, a filter shell is clamped on the surface of the support seat, the bottom end of the filter shell is in contact with the top of the outer shell, and a filter groove is opened on the surface of the filter shell.

[0009] Preferably, the positioning assembly includes a plurality of positioning rods fixedly mounted on the top of the housing, the top ends of the positioning rods are fixedly connected to threaded rods, the top ends of the threaded rods penetrate the support plate and extend to the top of the support plate and are threadedly connected to locking nuts.

[0010] Preferably, the auxiliary support assembly comprises a support shell mounted on the top of the support plate, a support bearing is fixedly mounted in the inner cavity of the support shell, and an inner ring of the support bearing is fixedly connected to the surface of the main shaft.

[0011] Preferably, the second mounting assembly includes a mounting plate fixedly mounted on the bottom of the supporting shell, the top of the mounting plate is threadedly connected to a second mounting rod, the top of the supporting plate is provided with a second mounting hole adapted to the second mounting rod, the bottom end of the second mounting rod passes through the mounting plate and extends to the bottom of the mounting plate and is threadedly connected to the inner wall of the second mounting hole.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model connects the main shafts together through a connecting shaft. Compared with the traditional water pump main shaft, the length of the main shaft is increased. In addition, an extension connecting piece is provided at one end of the main shaft in the device, and the extension connecting piece can be connected to the original main shaft of the water pump motor. When the use length of the main shaft needs to be extended, the user can choose a longer main shaft to be installed on the connecting shaft, and connect it to the original main shaft of the water pump motor through the extension connecting piece, so that the length of the main shaft of the water pump motor can be extended, thereby improving the applicability of the water pump and enabling it to adapt to more complex usage environments. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the structure of the filter assembly of the utility model;

[0016] Figure 3 It is a structural schematic diagram of the impeller group of the utility model.

[0017] In the figure: 1. outer shell; 2. water inlet; 3. drain pipe; 4. connecting shaft; 5. main shaft; 6. support plate; 7. first connecting member; 8. second connecting member; 9. latching teeth; 10. connecting plate; 11. turntable; 12. blades; 13. first mounting hole; 14. first mounting rod; 15. support seat; 16. filter shell; 17. filter tank; 18. positioning rod; 19. threaded rod; 20. locking nut; 21. support shell; 22. support bearing; 23. mounting plate; 24. second mounting rod; 25. second mounting hole. DETAILED DESCRIPTION

[0018] 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.

[0019] See also Figure 1-Figure 3 The utility model provides a pumping mechanism with a main shaft extension of a water pump motor, comprising a housing 1, a water inlet 2 is provided at the top of the housing 1, a drain pipe 3 is connected to one side of the housing 1, an impeller group is installed in the inner cavity of the housing 1 through a first mounting assembly, and the impeller group comprises a connecting plate 10 arranged at the bottom of the housing 1, a turntable 11 is rotatably connected to the top of the connecting plate 10, the bottom end of the connecting shaft 4 is fixedly connected to the top of the turntable 11, a plurality of groups of blades 12 are fixedly installed on the surface of the turntable 11, and the surface of the blades 12 is rotatably connected to the inner cavity of the housing 1. The first mounting assembly comprises a first mounting hole 13 provided at the bottom of the housing 1, a first mounting rod 14 is provided at the bottom of the connecting plate 10 and at a position corresponding to the first mounting hole 13, the top end of the first mounting rod 14 penetrates the connecting plate 10 and extends to the top of the connecting plate 10 and is threadedly connected to the inner wall of the first mounting hole 13.

[0020] In this embodiment, the impeller group is installed in the inner cavity of the shell 1 through the first mounting assembly. During installation, the user can place the blades 12 and the turntable 11 in the inner cavity of the shell 1, and then tighten the first mounting rod 14. The rotation of the first mounting rod 14 will cause the top end of the first mounting rod 14 to penetrate the connecting plate 10 and extend to the top of the connecting plate 10 and be threadedly connected to the inner wall of the first mounting hole 13, thereby installing the blades 12 in the inner cavity of the shell 1.

[0021] Preferably, a connecting shaft 4 is fixedly connected to one side of the impeller assembly, one end of the connecting shaft 4 passes through the water inlet 2 and extends to the outside of the water inlet 2 and is fixedly connected to a main shaft 5, a support plate 6 is provided above the outer shell 1, and the support plate 6 is fixedly installed above the outer shell 1 through a positioning assembly, the positioning assembly includes a plurality of groups of positioning rods 18 fixedly installed on the top of the outer shell 1, the top end of the positioning rod 18 is fixedly connected to a threaded rod 19, the top end of the threaded rod 19 passes through the support plate 6 and extends to the top of the support plate 6 and is threadedly connected to a locking nut 20.

[0022] By setting the positioning component, the support plate 6 can be installed above the shell 1. During installation, the user can clamp the through hole on the surface of the support plate 6 on the threaded rod 19, and then press the support plate 6 downward so that its bottom fits with the top of the positioning rod 18. At this time, the user can tighten the locking nut 20 on the top of the threaded rod 19 to install the support plate 6 on the positioning rod 18, thereby connecting the support plate 6 to the shell 1.

[0023] Among them, a filter assembly is arranged between the support plate 6 and the outer shell 1, and the filter assembly includes a support seat 15 fixedly installed at the bottom of the support plate 6, and a filter shell 16 is clamped on the surface of the support seat 15. The bottom end of the filter shell 16 contacts the top of the outer shell 1, and a filter groove 17 is opened on the surface of the filter shell 16.

[0024] By setting the filter assembly, a filter assembly is installed at the water inlet 2 of the shell 1, which can filter the water entering the shell 1 to prevent oversized debris from entering the inner cavity of the shell 1 and clogging the inner cavity of the shell 1.

[0025] It is worth mentioning that an auxiliary support assembly for improving the rotation stability of the main shaft 5 is installed on the surface of the support plate 6, and the auxiliary support assembly includes a support shell 21 installed on the top of the support plate 6, and a support bearing 22 is fixedly installed in the inner cavity of the support shell 21, and the inner ring of the support bearing 22 is fixedly connected to the surface of the main shaft 5. The auxiliary support assembly is installed on the top of the support plate 6 through a second mounting assembly, and the second mounting assembly includes a mounting plate 23 fixedly installed on the bottom of the support shell 21, and a second mounting rod 24 is threadedly connected to the top of the mounting plate 23. A second mounting hole 25 adapted to the second mounting rod 24 is opened on the top of the support plate 6, and the bottom end of the second mounting rod 24 passes through the mounting plate 23 and extends to the bottom of the mounting plate 23 and is threadedly connected to the inner wall of the second mounting hole 25.

[0026] By setting the auxiliary support component, the stability of the rotation of the main shaft 5 can be improved. By setting the second mounting component, the auxiliary support component can be installed on the top of the support plate 6. During installation, the user can move the support shell 21 and fit the bottom of the mounting plate 23 to the top of the support plate 6, and then tighten the second mounting rod 24. The rotation of the second mounting rod 24 will cause its bottom end to penetrate the mounting plate 23 and extend to the bottom of the mounting plate 23 and be threadedly connected to the inner wall of the second mounting hole 25, so that the support shell 21 is installed and fixed on the top of the support plate 6.

[0027] Furthermore, a detachable extended connector is installed at one end of the main shaft 5 away from the connecting shaft 4, and the extended connector includes a first connector 7 installed at one end of the main shaft 5 away from the connecting shaft 4, and a second connector 8 is provided on the side of the first connector 7 away from the main shaft 5. The inner sides of the first connector 7 and the second connector 8 are both provided with latch teeth 9, and the latch teeth 9 on the surface of the first connector 7 and the latch teeth 9 on the surface of the second connector 8 are staggered, and the first connector 7 and the second connector 8 are fixed together by being latched by the staggered latch teeth 9.

[0028] By extending the setting of the connecting piece, the use length of the main shaft 5 can be extended. After the longer main shaft 5 is installed on the connecting shaft 4, the user can install the first connecting piece 7 at one end of the main shaft 5, connect the second connecting piece 8 to the rotating shaft of the motor, and clamp the first connecting piece 7 and the second connecting piece 8 together through the staggered teeth 9 to connect the main shaft 5 to the motor of the water pump.

[0029] 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 pumping mechanism with a main shaft extension of a water pump motor, comprising a housing (1), a water inlet (2) being provided at the top of the housing (1), and a drain pipe (3) being connected to one side of the housing (1), characterized in that: The inner cavity of the shell (1) is installed with an impeller group through a first mounting assembly, one side of the impeller group is fixedly connected to a connecting shaft (4), one end of the connecting shaft (4) passes through the water inlet (2) and extends to the outside of the water inlet (2) and is fixedly connected to a main shaft (5), a support plate (6) is provided above the shell (1), the support plate (6) is fixedly installed above the shell (1) through a positioning assembly, a filter assembly is provided between the support plate (6) and the shell (1), an auxiliary support assembly for improving the rotation stability of the main shaft (5) is installed on the surface of the support plate (6), the auxiliary support assembly is installed on the top of the support plate (6) through a second mounting assembly, and a detachable extension connector is installed at one end of the main shaft (5) away from the connecting shaft (4).

2. A water pump motor main shaft extension pumping mechanism according to claim 1, characterized in that: The extended connecting member comprises a first connecting member (7) installed on an end of the main shaft (5) away from the connecting shaft (4); a second connecting member (8) is arranged on a side of the first connecting member (7) away from the main shaft (5); latch teeth (9) are arranged on the inner sides of the first connecting member (7) and the second connecting member (8); the latch teeth (9) on the surface of the first connecting member (7) and the latch teeth (9) on the surface of the second connecting member (8) are arranged in a staggered manner, and the first connecting member (7) and the second connecting member (8) are fixed together by being latched by the staggered latch teeth (9).

3. A water pump motor main shaft extension pumping mechanism according to claim 1, characterized in that: The impeller assembly comprises a connecting plate (10) arranged at the bottom of the outer shell (1); the top of the connecting plate (10) is rotatably connected to a turntable (11); the bottom end of the connecting shaft (4) is fixedly connected to the top of the turntable (11); a plurality of groups of blades (12) are fixedly mounted on the surface of the turntable (11); and the surfaces of the blades (12) are rotatably connected to the inner cavity of the outer shell (1).

4. A water pump motor main shaft extension pumping mechanism according to claim 3, characterized in that: The first mounting assembly comprises a first mounting hole (13) opened at the bottom of the housing (1); a first mounting rod (14) is provided at the bottom of the connecting plate (10) and at a position corresponding to the first mounting hole (13); the top end of the first mounting rod (14) passes through the connecting plate (10) and extends to the top of the connecting plate (10) to be threadedly connected to the inner wall of the first mounting hole (13).

5. The water pump motor main shaft extension pumping mechanism according to claim 1, characterized in that: The filter assembly comprises a support seat (15) fixedly mounted on the bottom of the support plate (6); a filter shell (16) is clamped on the surface of the support seat (15); the bottom end of the filter shell (16) contacts the top of the outer shell (1); and a filter groove (17) is provided on the surface of the filter shell (16).

6. A water pump motor main shaft extension pumping mechanism according to claim 1, characterized in that: The positioning assembly comprises a plurality of groups of positioning rods (18) fixedly mounted on the top of the housing (1), the top ends of the positioning rods (18) being fixedly connected to threaded rods (19), the top ends of the threaded rods (19) penetrating the support plate (6) and extending to the top of the support plate (6) and being threadedly connected to locking nuts (20).

7. The water pump motor main shaft extension pumping mechanism according to claim 1, characterized in that: The auxiliary support assembly comprises a support shell (21) mounted on the top of the support plate (6), a support bearing (22) is fixedly mounted in the inner cavity of the support shell (21), and an inner ring of the support bearing (22) is fixedly connected to the surface of the main shaft (5).

8. A water pump motor main shaft extension pumping mechanism according to claim 7, characterized in that: The second mounting assembly comprises a mounting plate (23) fixedly mounted on the bottom of the supporting shell (21); a second mounting rod (24) is threadedly connected to the top of the mounting plate (23); a second mounting hole (25) adapted to the second mounting rod (24) is opened on the top of the supporting plate (6); the bottom end of the second mounting rod (24) passes through the mounting plate (23) and extends to the bottom of the mounting plate (23) to be threadedly connected to the inner wall of the second mounting hole (25).

Images