CN211174650U - Brushless direct-current micro submersible pump for intelligent closestool - Google Patents

Abstract

The utility model relates to a water pump technical field just discloses an intelligent closestool is with brushless direct current miniature immersible pump, including the pump body and pump cover, the pump cover set up in the upper end of the pump body, the pump cover with pump body screw thread fastening connection, the inside bottom mounting of the pump body is provided with the motor, the first bull stick of output fixedly connected with of motor, the upper end of first bull stick is rotated through first antifriction bearing and is connected with the rotor plate, the upper end of rotor plate is provided with the second bull stick, the lower extreme of second bull stick pass through second antifriction bearing with the upper surface of rotor plate rotates to be connected, the upper end of second bull stick is established through sealed bearing and is arranged in the inside top of the pump body, the upper end of second bull stick extends to the outside of the pump body, the top fixedly connected with flabellum of second bull stick. The utility model discloses can carry out the high sealed to the water pump, can prevent effectively that the infiltration from leading to the motor to damage.

Description

Brushless direct-current micro submersible pump for intelligent closestool

Technical Field

The utility model relates to a water pump technical field especially relates to an intelligent closestool is with miniature immersible pump of brushless direct current.

Background

The brushless direct-current water pump is characterized in that the brushless direct-current motor is driven to operate by direct-current power, the brushless motor rotates to drive the impeller to rotate, so that the liquid pressure is increased to achieve the effect of liquid transmission, the brushless direct-current water pump is long in service life, free of maintenance, small in size, high in efficiency and low in power consumption, and is widely applied to intelligent toilets.

Brushless DC pump in traditional intelligent closestool needs whole submergences among the water tank, and long-term sinking can lead to water can lead to inside the water seepage pump body under water, and the inside motor of pump body meets water can lead to electric leakage and short circuit, finally leads to the damage of equipment.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the sealing performance of the brushless direct current water pump is not good enough in the prior art, and providing a brushless direct current micro submersible pump for an intelligent closestool.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a brushless direct-current micro submersible pump for an intelligent toilet comprises a pump body and a pump cover, wherein the pump cover is arranged at the upper end of the pump body, the pump cover is in threaded fastening connection with the pump body, a water inlet is formed in the top of the pump cover, a water outlet is formed in the front side wall of the pump cover, a motor is fixedly arranged at the bottom end of the interior of the pump body, a protective cover is fixedly arranged on the exterior of the motor, a first rotating rod is fixedly connected with the output end of the motor, a rotating plate is rotatably connected with the upper end of the first rotating rod through a first rolling bearing, rotating grooves are formed in the two ends of the rotating plate, the two ends of the rotating plate extend into the rotating grooves, a second rotating rod is arranged at the upper end of the rotating plate, the lower end of the second rotating rod is rotatably connected with the upper surface of the rotating plate through a second rolling bearing, and the, the upper end of the second rotating rod extends to the outside of the pump body, and the top of the second rotating rod is fixedly connected with fan blades.

Preferably, two drainage grooves have all been seted up to the downside of swivelling chute, two the bottom in drainage groove all is provided with the water pipe, two the water pipe with correspond the interface in drainage groove passes through sealed glue sealing connection.

Preferably the fixed pipe of delivery port fixedly connected with, the top of fixed pipe is provided with the external screw thread, the activity of the rear end of fixed pipe has cup jointed solid fixed ring, gu fixed ring inboard is provided with the internal thread, gu fixed ring and solid fixed pipe top external screw thread fastening connection.

Preferably, the lower end of the pump cover is in threaded connection with a sealing gasket.

Preferably, the lower surfaces of the two sides of the rotating plate are provided with balls and are in rolling connection with the pump body through the balls.

Preferably, the motor is of the type TR-390.

Compared with the prior art, the utility model provides an intelligent closestool is with miniature immersible pump of brushless direct current possesses following beneficial effect:

1. this intelligent closestool is with miniature immersible pump of brushless direct current seals the pump body and pump cover junction through the sealed pad that sets up between the pump body and the pump cover, carries out high sealed through sealed bearing, rotor plate and the drainage groove that the pump body is inside to set up to the pump body, and the safety cover in the motor outside is final sealing device.

2. This intelligent brushless direct current miniature immersible pump for closestool presss from both sides the outlet pipe through fixed pipe on the pump cover and solid fixed ring screw-thread fit tightly, can carry out quick firm fixed, convenient and fast to the outlet pipe.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can carry out the high sealed to the water pump, can effectively prevent to ooze the water and lead to the motor to damage.

Drawings

Fig. 1 is a schematic structural view of a brushless dc miniature submersible pump for an intelligent toilet according to the present invention;

FIG. 2 is a schematic diagram of the pump cap of FIG. 1;

FIG. 3 is an enlarged view of the structure of the portion A in FIG. 1;

fig. 4 is a schematic top view of the structure of fig. 1.

In the figure: the pump comprises a pump body 1, a pump cover 2, a motor 3, fan blades 4, a rotating plate 5, a first rotating rod 6, a second rotating rod 7, a sealing bearing 8, a protective cover 9, a water pipe 10, a sealant 11, a sealing gasket 12, a water inlet 13, a water outlet 14, balls 15, a fixed pipe 16 and a fixed ring 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a brushless dc submersible micro pump for an intelligent toilet, comprising a pump body 1 and a pump cover 2, wherein the pump cover 2 is arranged at the upper end of the pump body 1, the pump cover 2 is in threaded fastening connection with the pump body 1, the top of the pump cover 2 is provided with a water inlet 13 and the front side wall of the pump cover 2 is provided with a water outlet 14, the inner bottom end of the pump body 1 is fixedly provided with a motor 3, the outer part of the motor 3 is fixedly provided with a protective cover 9, the output end of the motor 3 is fixedly connected with a first rotating rod 6, the upper end of the first rotating rod 6 is rotatably connected with a rotating plate 5 through a first rolling bearing, two ends of the rotating plate 5 are provided with rotating grooves, two ends of the rotating plate 5 extend to the inner part of the rotating grooves, the upper end of the rotating plate 5 is provided with a second rotating rod 7, the lower end of the second rotating rod, the upper end of second bull stick 7 extends to the outside of the pump body 1, the top fixedly connected with flabellum 4 of second bull stick 7, the drainage groove has all been seted up to the downside of two swivelling chutes, the bottom in two drainage grooves all is provided with water pipe 10, two water pipe 10 pass through sealed glue 11 sealing connection with the interface in the drainage groove that corresponds, 14 fixed connection has fixed pipe 16 of delivery port, the top of fixed pipe 16 is provided with the external screw thread, fixed ring 17 has been cup jointed in the rear end activity of fixed pipe 16, fixed ring 17 inboard is provided with the internal thread, fixed ring 17 is connected with fixed pipe 16 top external screw thread fastening, the lower extreme threaded connection of pump cover 2 has sealed pad 12, the both sides lower surface of rotor plate 5 is provided with ball 15 and passes through ball 15 and pump body 1 roll connection, motor 3.

The utility model discloses in, during the use, the user overlaps the outlet pipe cover of closestool on fixed pipe 16, then will gu fixed ring 17 pulls the screw thread department of fixed pipe, screw up fixed ring 17 and the screw thread on the fixed pipe, make the outlet pipe fixed on fixed pipe 16, then screw up pump cover 2 and the 1 screw thread of the pump body, screw up sealed pad 12 and the 2 screw threads of pump cover with the pump cover of pump cover 2 lower extreme, sealed pad 12 is sealed with the junction of pump cover 2 and the pump body 1, motor 3 rotates and drives first bull stick 6 and rotate, thereby drive rotor plate 5 and rotate, rotor plate 5 rotates through second bull stick 7 and drives flabellum 4 and rotate, thereby take out delivery port 14 with water from water inlet 13, final water is by the leading-in just inslot of outlet pipe. The sealed bearing of 8 upper ends of second bull sticks carries out first sealing to the pump body 1, and rotor plate 5 carries out the second to the pump body 1 and seals, is provided with the drainage groove under the gap at rotor plate 5 both ends, and inside water pipe 10 that the exit of two drainage grooves set up can prevent that water from overflowing into the pump body 2, the exit end of two water pipes 10 set up on toilet tank's water level, and the water is full to flow back the return water case promptly, and the safety cover 9 that final motor upper end set up carries out final protection to the motor.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The brushless direct-current micro submersible pump for the intelligent closestool comprises a pump body (1) and a pump cover (2), and is characterized in that the pump cover (2) is arranged at the upper end of the pump body (1), the pump cover (2) is in threaded fastening connection with the pump body (1), a water inlet (13) is formed in the top of the pump cover (2), a water outlet (14) is formed in the front side wall of the pump cover (2), a motor (3) is fixedly arranged at the bottom end of the inside of the pump body (1), a protective cover (9) is fixedly arranged outside the motor (3), a first rotating rod (6) is fixedly connected with the output end of the motor (3), a rotating plate (5) is rotatably connected with the upper end of the first rotating rod (6) through a first rolling bearing, rotating grooves are formed in the two ends of the rotating plate (5), and the two ends of the rotating plate (5) extend to, the upper end of rotor plate (5) is provided with second bull stick (7), the lower extreme of second bull stick (7) pass through second antifriction bearing with the upper surface of rotor plate (5) rotates and is connected, the upper end of second bull stick (7) through sealed bearing (8) set up in the inside top of the pump body (1), the upper end of second bull stick (7) extends to the outside of the pump body (1), the top fixedly connected with flabellum (4) of second bull stick (7).

2. The brushless direct-current micro submersible pump for the intelligent closestool according to claim 1, wherein the lower sides of the two rotary grooves are provided with drainage grooves, the bottoms of the two drainage grooves are provided with water pipes (10), and the two water pipes (10) are hermetically connected with the corresponding interfaces of the drainage grooves through sealant (11).

3. The brushless direct-current micro submersible pump for the intelligent closestool as claimed in claim 1, wherein the water outlet (14) is fixedly connected with a fixed pipe (16), the top end of the fixed pipe (16) is provided with an external thread, the rear end of the fixed pipe (16) is movably sleeved with a fixed ring (17), the inner side of the fixed ring (17) is provided with an internal thread, and the fixed ring (17) is in threaded fastening connection with the external thread at the top end of the fixed pipe (16).

4. The brushless direct-current micro submersible pump for the intelligent closestool according to claim 1, characterized in that a sealing gasket (12) is connected to the lower end of the pump cover (2) in a threaded manner.

5. The brushless direct-current micro submersible pump for the intelligent toilet according to claim 1, wherein balls (15) are arranged on the lower surfaces of the two sides of the rotating plate (5) and are in rolling connection with the pump body (1) through the balls (15).

6. The brushless direct current micro submersible pump for the intelligent toilet according to claim 1, wherein the type of the motor (3) is TR-390.

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