CN216519776U - Water-cooling permanent magnet canned motor pump valve gear - Google Patents

Abstract

The utility model discloses a water-cooling permanent magnet canned motor pump valve device, which solves the problems that the existing canned motor pump has poor structure compactness, the canned motor pump is inconvenient to be arranged on a water supply pipeline, and the requirement of a water-using electric appliance on water pressure cannot be met, and adopts the technical scheme that: the utility model provides a water-cooling permanent magnetism shielding pump valve device, the setting is in water festival position department, the water festival is the cylindric, be equipped with the spacer that plays the sealing effect in the water festival, be equipped with penetrating apopore on the spacer, be equipped with the installing port on the surface of spacer, the diapire that the delivery port runs through the installing port, a serial communication port, be equipped with the water flow valve in the installing port, the water flow valve is including setting up the intraoral valve body in the installing port, be equipped with mouthful in the valve body, it is corresponding with the position of apopore to go through mouthful, it has the valve clack to articulate in mouthful, be equipped with on the valve body and be used for carrying out spacing limit structure to the deflection angle of valve clack, under limit structure's limited action, the valve clack deflects at the within range of 90 degrees.

Description

Water-cooling permanent magnet canned motor pump valve gear

Technical Field

The utility model relates to a water-cooling permanent magnet canned motor pump, in particular to a valve device on the canned motor pump.

Background

The permanent magnet shield pump is used for pressurizing water delivery so as to realize long-distance water transmission. When supplying water, the water supply line delivers pressurized water to the user. In practical application, if the water in the pipeline is under-pressure, the normal water use of a user can be influenced. For some household appliances, such as a water heater or a shower device, if the water pressure is too low, the normal starting of the water heater is influenced, and the water yield of a shower head in the shower device is small, so that the use requirement cannot be well met.

Chinese patent document (publication: CN 203362632U) discloses a novel water-cooled water pump for conveying liquid or pressurizing liquid, which comprises a pump shell main body, a rear cover, a water pump motor and an impeller, a water pump motor installation reserved opening is formed in one side end of the pump shell main body, the water pump motor penetrates through the water pump motor installation reserved opening in a sealing mode, a motor shaft of the water pump motor is sleeved with a disc body and an impeller positioned on one side of the disc body, the disc body is also hermetically connected with a volute, a sealed chamber is formed among the water pump motor, the disc body, the volute and the inner wall of the pump cavity, the sealed chamber is communicated with a water outlet pipe opening on the pump shell body, a water inlet is arranged on the end face of the volute, the water inlet is communicated with a water inlet pipe orifice on the pump shell main body through a jet pump pipeline, and the side wall of the volute is also provided with more than one through hole. The motor cooling effect that it had solved current air-cooled water pump is poor, and the technical drawback that operating noise is big, and it has the cooling effect good, advantage such as operating noise is little.

The water-cooled water pump is mainly used for pressurizing and pumping water in a water source area, and is not suitable for pressurizing household water-consuming appliances due to structural limitation so as to meet the actual use requirements of the water-consuming appliances.

SUMMERY OF THE UTILITY MODEL

The technical problems to be solved by the utility model are as follows: the utility model provides a water-cooling permanent magnetism canned motor pump valve gear, the canned motor pump that involves can adapt to the installation on the supply channel well, and this valve gear can adapt to canned motor pump's structure well, is favorable to guaranteeing the stability of rivers in the supply channel.

The technical scheme for solving the technical problem is as follows: the utility model provides a water-cooling permanent magnetism shielding pump valve device, the setting is in water festival position department, the water festival is the cylindric, be equipped with the spacer that plays the sealing effect in the water festival, be equipped with penetrating apopore on the spacer, be equipped with the installing port on the surface of spacer, the diapire that the delivery port runs through the installing port, a serial communication port, be equipped with the water flow valve in the installing port, the water flow valve is including setting up the intraoral valve body in the installing port, be equipped with mouthful in the valve body, it is corresponding with the position of apopore to go through mouthful, it has the valve clack to articulate in mouthful, be equipped with on the valve body and be used for carrying out spacing limit structure to the deflection angle of valve clack, under limit structure's limited action, the valve clack deflects at the within range of 90 degrees.

The valve clack is in an opening state when supplying water to the water consuming electric appliance by setting the arrangement direction of the limiting structure, and the valve clack is in a state of closing the through opening when the water pressure is unstable and becomes small, so that the pressure of the water consuming electric appliance is maintained. Even when the water supply pipeline is lack of water, the current of the water pump motor is cut off by the action of the valve clack, so that a certain protection effect can be provided for the motor.

Furthermore, a magnet for attracting the valve clack is arranged on the valve body, and the valve clack tends to open under the attraction effect of the magnet.

Furthermore, the magnet is arranged on the movable seat, the movable seat is hinged on the valve body, the movable seat deflects on the valve body within the range of 90 degrees, and the water outlet hole is communicated with the movable seat.

Furthermore, a pressing seat is arranged in the mounting hole, the valve body is pressed and connected in the mounting hole by the pressing seat, and the inner surfaces of the mounting hole and the pressing seat are matched with the outer surface of the valve body.

Furthermore, a limiting body is arranged on the bottom side wall of the mounting opening, and a limiting opening matched with the limiting body is arranged on the pressing seat.

Furthermore, a surface of the spacer and the outer surface of the pressing seat form a smooth concave arc surface.

Compared with the prior art, the utility model has the advantages that: the water outlet joint is cylindrical, the shielding pump is well adapted to the overall cylindrical structure, the overall structure of the shielding pump is compact, the shielding pump is conveniently connected to a water supply pipeline, the shielding pump can pressurize water flow in the water supply pipeline, the requirement of the water consuming electric appliance on water pressure is conveniently met, and the use stability of the water consuming electric appliance is good. Be provided with in the water outlet joint the spacer to open position department on the spacer is provided with the rivers valve, this kind of setting, simple structure can adapt to the structure of canned motor pump well, is convenient for control rivers. Through injecing the deflection angle of valve clack on the valve body, and make the valve clack to the one-way function of ending of rivers good, carry out the pressurize to the rivers in the water using electrical apparatus well, also can combine the setting of sensor through the angle and the time of valve clack position change, and can control water pump motor stop work under the condition of lack of water, can provide good guard action for the canned motor pump.

Drawings

Fig. 1 is a front view of the canned motor pump in question.

Fig. 2 is a sectional view taken along a-a in fig. 1.

Fig. 3 is a top view of the canned motor pump of interest.

Fig. 4 is a perspective view of the water outlet joint.

Fig. 5 is a perspective view of the water flow valve.

Fig. 6 is a perspective view of the gland in one direction.

Fig. 7 is a perspective view of the gland in another orientation.

In the figure: 1. a water inlet joint; 2. a motor; 3. water outlet is saved; 31. a spacer; 32. an installation port; 33. a water outlet hole; 34. a limiting body; 4. a valve body; 41. penetrating through the mouth; 5. a magnet; 6. a movable seat; 7. a valve flap; 8. pressing a base; 81. an inlet; 82. a limiting opening.

Detailed Description

The utility model will be further explained with reference to the drawings.

Referring to fig. 1, the structure of the water-cooling permanent magnet canned motor pump comprises a water inlet joint 1, a water outlet joint 3 and a motor 2 which are coaxially arranged, wherein the motor 2 is arranged between the water inlet joint 1 and the water outlet joint 3. Water in the water supply pipeline enters the water inlet joint 1, passes through the water cooling hole arranged in the stator wall body of the motor 2 and enters the water outlet joint 3, and finally water is supplied for the water-consuming electric appliance. When water flows through the water cooling hole, the water cooling temperature of the motor 2 can be reduced. Be provided with the pressure boost wheel in water festival 1, the pressure boost wheel rotates under the drive of motor 2, combines the structure on the festival 1 inside wall that intakes, and realizes carrying out the pressure boost to water to provide highly compressed water source with the water electrical apparatus.

The valve device is arranged at the position of the water outlet joint 3, and with reference to figures 2, 3 and 4, the water outlet joint 3 is cylindrical, a spacer 31 is integrally formed on the inner wall surface of the water outlet joint 3, and the spacer 31 plays a role in sealing to realize space separation in the water outlet joint 3. The spacer 31 is provided with a through outlet hole 33, an insertion-type mounting opening 32 is provided on one surface of the spacer 31, and the outlet hole 33 penetrates through the bottom wall of the mounting opening 32 at the position of the mounting opening 32. The water flow valve is arranged in the mounting opening 32, when water flows from the water inlet joint 1 to the water outlet joint 3, the water flow valve is in an open state, water is cut off in a water supply pipeline or the motor 2 is unstable in work, and the water flow valve can stop water from reversely flowing from the water outlet joint 3 to the water inlet joint 1.

The water flow valve comprises a generally cylindrical valve body 4, the valve body 4 being disposed within the mounting opening 32. A through opening 41 is provided in the valve body 4, the through opening 41 is provided in conformity with the water flow direction, and the through opening 41 corresponds to the position of the water outlet hole 33. The valve flap 7 is hinged in the through opening 41, and the shape of the valve flap 7 is matched with that of the through opening 41. The valve body 4 is provided with a limiting structure for limiting the deflection angle of the valve clack 7, the limiting structure can be a limiting block arranged at the hinge point of the valve clack 7, the limiting block is eccentrically arranged at the hinge point of the valve clack 7, and the side surface of the through hole is contacted with the limiting block to limit the deflection angle of the valve clack 7. The limiting structure can also be matched between the clamping head and the bayonet. Under the limiting action of the limiting block, the valve clack 7 deflects within the range of 90 degrees. When water is fed in the forward direction, the valve flap 7 is normally in an inclined state, and when water is cut off in the reverse direction, the valve flap 7 is in an upright state in the through opening 41.

Referring to fig. 5, a magnet 5 for attracting the valve flap 7 is provided on the outer end portion of the valve body 4, and the valve flap 7 has a tendency to open, that is, the valve flap 7 has a tendency to be in an inclined state, by the attraction of the magnet 5, thereby facilitating the forward flow of water. The valve flap 7 can be provided with a magnetic body, or the valve flap 7 itself is made of a magnetic material, and under the adsorption action of the magnet 5, the valve flap 7 deflects in the through opening 41. The figure shows that the magnet 5 is arranged on the movable seat 6, the movable seat 6 is hinged on the valve body 4, the movable seat 6 deflects on the valve body 4 within the range of 90 degrees, and the water outlet hole 33 is communicated with the movable seat 6. When water flows in the forward direction, the movable seat 6 is flatly attached to the outer end surface of the valve body 4 toward the downstream side under the forward pushing force of the water, and the valve flap 7 can be stably in the open state under the combined action of the attraction of the magnet 5 and the forward water pressure, so that the smooth flow of the water is ensured. When water is cut off, water flows back to a certain extent, the movable seat 6 can be erected at the end part of the valve body 4, the magnet 5 has small attraction to the valve clack 7 due to the distance relation, and the valve clack 7 is in an upright state in the through opening 41 due to the backflow pressure of the water, so that the valve clack 7 can be timely suitable for stopping the water.

In fig. 6 and 7, a pressure seat 8 is provided in the mounting port 32, and the pressure seat 8 presses the valve body 4 into the mounting port 32. When the movable seat 6 on the valve body 4 is in an upright state, the movable seat 6 can abut against the inner side surface of the pressure seat 8, and the movable seat 6 can deflect within a range of 90 degrees under the limiting action of the pressure seat 8. The inner surfaces of the mounting opening 32 and the pressure seat 8 are matched with the outer surface of the valve body 4, so that the stability of the valve body 4 in the mounting opening 32 is good, and the valve body 4 is convenient to mount and fix. The pressure seat 8 realizes the stable pressure connection of the valve body 4 through a connecting screw, two opposite sides of the pressure seat 8 are respectively provided with an ear-shaped protrusion in an integrated manner, the mounting port 32 is matched with the pressure seat 8, and the connecting screw penetrates through the ear-shaped protrusion and is connected on the bottom surface of the mounting port 32 in a threaded manner, thereby realizing the stable assembly of the pressure seat 8 in the mounting port 32. The pressure seat 8 is provided with a through inlet 81, the cross sections of the inlet 81 and the through opening 41 are the same in shape, and after the pressure seat 8 is installed in place in the installation opening 32, the positions of the inlet 81 and the through opening 41 are the same. In order to further ensure the stability of the pressing seat 8 in the mounting opening 32 and improve the mounting speed, the bottom side wall of the mounting opening 32 is provided with the limiting body 34, the pressing seat 8 is provided with a limiting opening 82 matched with the limiting body 34, and the cross sections of the limiting opening 82 and the limiting body 34 are both trapezoidal.

The spacer 31 is a concave arc surface facing the surface of the motor 2, the concave arc surface is convenient for water flow to gather, in fig. 6, the outer surface of the pressing seat 8 is also formed into a smooth concave arc surface, and after the pressing seat 8 is installed in place, the concave arc surfaces on the pressing seat 8 and the spacer 31 are formed into a whole, so that water can be gathered at the position of the inlet 81 on the pressing seat 8.

Claims (6)

1. The utility model provides a water-cooling permanent magnetism shielding pump valve device, the setting is in water festival position department, the water festival is the cylindric, be equipped with the spacer that plays the sealing effect in the water festival, be equipped with penetrating apopore on the spacer, be equipped with the installing port on the surface of spacer, the diapire that the delivery port runs through the installing port, a serial communication port, be equipped with the water flow valve in the installing port, the water flow valve is including setting up the intraoral valve body in the installing port, be equipped with mouthful in the valve body, it is corresponding with the position of apopore to go through mouthful, it has the valve clack to articulate in mouthful, be equipped with on the valve body and be used for carrying out spacing limit structure to the deflection angle of valve clack, under limit structure's limited action, the valve clack deflects at the within range of 90 degrees.

2. The water-cooling permanent magnet canned pump valve device of claim 1, wherein the valve body is provided with a magnet for attracting the valve flap, and the valve flap has a tendency to open under the attraction of the magnet.

3. The water-cooling permanent magnet canned pump valve device of claim 2, wherein the magnet is disposed on a movable seat, the movable seat is hinged to the valve body, the movable seat deflects within 90 degrees on the valve body, and the water outlet hole is communicated with the movable seat.

4. The water-cooled permanent magnet canned pump valve device of claim 1, wherein a pressing seat is provided in the mounting hole, the pressing seat presses the valve body in the mounting hole, and the inner surfaces of the mounting hole and the pressing seat are matched with the outer surface of the valve body.

5. The water-cooling permanent magnet canned pump valve device of claim 4, wherein a stopper is provided on the bottom side wall of the mounting opening, and a stopper opening is provided on the pressure seat to fit with the stopper.

6. The water-cooled permanent magnet canned pump valve apparatus of claim 4, wherein a surface of the spacer and an outer surface of the pressure seat form a smooth concave arc surface.

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