CN213450868U

CN213450868U - Direct-current water pump and air conditioner

Info

Publication number: CN213450868U
Application number: CN202021870776.6U
Authority: CN
Inventors: 陈小平; 曾庆流; 潘柏江; 马亚林
Original assignee: Foshan Internet Technology Co ltd
Current assignee: Foshan Internet Technology Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-06-15
Anticipated expiration: 2030-08-31

Abstract

The embodiment of the utility model discloses direct current water pump and air conditioner, direct current water pump include support, pump cover and direct current motor. The pump cover and the support enclose a water containing cavity, the pump cover is provided with a water inlet and a water outlet, and the water containing cavity, the water inlet and the water outlet jointly form a water flow channel. Wherein, the support is provided with an exhaust hole which is communicated with the water flow channel to exhaust air in the water flow channel. The maximum aperture of the vent ranges from 1 mm to 20 mm. Set up the exhaust hole in direct current water pump, direct current motor can be with the air escape in the rivers passageway during operation for treat that the discharged water gets into the water inlet more easily, can't pump water or pump water difficulty when preventing to have the air in the rivers passageway. The maximum aperture restriction with the exhaust hole simultaneously is in 1 millimeter to 20 millimeters within ranges, prevents that direct current water pump from pumping water process air and water flow produced vibration too big, and the noise of production spreads from the exhaust hole, influences user's use and experiences.

Description

Direct-current water pump and air conditioner

Technical Field

The utility model relates to a household electrical appliances technical field especially relates to a direct current water pump and air conditioner.

Background

In electrical appliances which can produce condensed water, such as air conditioners, refrigerators and the like, the situation that the condensed water is not directly discharged by gravity often occurs, and the condensed water accumulated in the air conditioners needs to be discharged by means of a water pump so as to avoid influencing the normal work of the air conditioners.

Air conditioners in the market generally adopt an alternating-current water pump, the alternating-current water pump mostly has the defects of unstable rotating speed, high noise and the like, and the direct-current water pump is easy to cause the situation that water pumping is difficult or even impossible due to the fact that air exists in a flow channel in the using process.

SUMMERY OF THE UTILITY MODEL

The utility model provides a direct current water pump and air conditioner can solve the big and unstable problem of air conditioner water pump noise.

The embodiment of the utility model provides a first aspect provides a direct current water pump, include:

the pump cover is provided with a water inlet and a water outlet;

the pump cover is connected with one end of the support, and the support and the pump cover jointly enclose a water containing cavity; the water containing cavity, the water inlet and the water outlet jointly form a water flow channel;

the direct current motor is used for generating power to pump water from the water inlet to the water outlet;

the bracket is provided with an exhaust hole which is communicated with the water flow channel so as to exhaust air in the water flow channel; the maximum aperture range of the vent hole is 1 mm to 20 mm.

In the embodiment of the present invention, the water inlet is disposed at an end of the pump cover away from the bracket, the water inlet faces a first direction, and the first direction is the same as the axial direction of the pump cover; the water outlet faces a second direction, and the second direction is perpendicular to the first direction.

The embodiment of the utility model provides an among the direct current water pump, the support includes:

a frame body;

the first isolating piece is arranged at one end, close to the pump cover, of the frame body, and a through hole is formed in the first isolating piece;

the second isolating piece is arranged at one end, far away from the pump cover, of the frame body and connected with the first isolating piece, and the second isolating piece is arranged at the through hole in a surrounding mode; the exhaust hole is formed in the second isolating piece;

and two ends of the gasket are respectively abutted with the frame body and the pump cover so as to seal the pump cover.

The embodiment of the utility model provides an among the direct current water pump, the quantity in exhaust hole is a plurality of, and is a plurality of the exhaust hole is followed the circumference equipartition of second separator.

The embodiment of the utility model provides an in the direct current water pump, direct current motor includes:

one end of the stator is connected with the bracket;

the rotor is arranged in the accommodating cavity of the stator;

the impeller is arranged in the pump cover and is connected with the rotor;

after the stator and the rotor are electrified, a magnetic field generated jointly drives the rotor to drive the impeller to rotate.

In the embodiment of the present invention, the dc motor further includes a connecting shaft, and at least a portion of the connecting shaft is inserted into the through hole; the two ends of the connecting shaft are respectively connected with the impeller and the rotor, so that the rotor drives the impeller to rotate.

The embodiment of the utility model provides an in the direct current pump, direct current pump still includes support piece, support piece with the other end of stator is connected, in order to seal hold the chamber.

The embodiment of the utility model provides an among the direct current water pump, support piece includes a plurality of installation feet, the installation foot is connected with the stationary plane.

The embodiment of the utility model provides an among the direct current pump, direct current pump still includes the control, the control with the stator with the rotor electricity is connected, in order to control the rotating state of rotor.

The embodiment of the utility model provides an aspect provides an air conditioner, include:

the water receiving disc is used for receiving condensed water generated by the air conditioner;

a direct current water pump as described above; the water receiving tray is used for discharging condensed water in the water receiving tray.

The embodiment of the utility model provides a technical scheme can include following beneficial effect: the utility model provides a direct current water pump and air conditioner, direct current water pump include support, pump cover and direct current motor. The pump cover is provided with a water inlet and a water outlet. The pump cover is connected with one end of the support, and the support and the pump cover jointly enclose a water containing cavity; the water containing cavity, the water inlet and the water outlet jointly form a water flow channel. The direct current motor is used for generating power to pump water from the water inlet to the water outlet. Wherein, the support is provided with an exhaust hole which is communicated with the water flow channel to exhaust air in the water flow channel. The maximum aperture of the vent ranges from 1 mm to 20 mm. When air exists in a water flow channel in the process of pumping water by the direct-current water pump, the problem that water cannot be pumped by the direct-current motor or the pressure of the water flow channel is high can be caused. Set up the exhaust hole in direct current water pump, direct current motor can be with the air escape in the rivers passageway during operation for treat that the discharged water gets into the water inlet more easily, can't pump water or pump water difficulty when having the air in the rivers passageway of direct current water pump prevent. The maximum aperture restriction with the exhaust hole simultaneously is in 1 millimeter to 20 millimeters within ranges, prevents that direct current water pump from the too big of air and water flow vibration in the pump water process, and the noise of production spreads from the exhaust hole, influences user's use and experiences.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention as claimed.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

Fig. 1 is a schematic structural diagram of a straight-flow water pump according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of the split configuration of the once-through water pump of FIG. 1;

FIG. 3 is a schematic view of the pump cap and bracket combination of FIG. 1;

FIG. 4 is a schematic diagram of the pump cap of FIG. 3;

FIG. 5 is a schematic exploded view of the stent of FIG. 3;

FIG. 6 is a schematic structural diagram of the DC motor of FIG. 1;

FIG. 7 is a schematic structural view of the stator and rotor combination of FIG. 6;

fig. 8 is a schematic structural view of the impeller of fig. 6 combined with a connecting shaft;

fig. 9 is a disassembled structure diagram of the direct current water pump in fig. 1.

The figures show that:

10. a direct current water pump;

100. a support; 110. a frame body; 111. a support pillar; 120. a first spacer; 130. a second spacer; 140. a gasket; 101. an exhaust hole; 102. a through hole;

200. a pump cover; 210. a water inlet; 220. a water outlet;

300. a direct current motor; 310. a stator; 311. a connecting portion; 320. a rotor; 330. an impeller; 340. a connecting shaft; 301. an accommodating chamber;

400. a support member; 410. a support leg; 420. a limiting part; 401. an accommodating cavity;

500. and (6) a control member.

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 some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element 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. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.

Referring to fig. 1 and 2, a first aspect of the present invention provides a dc water pump 10, which includes a bracket 100, a pump cover 200, and a dc motor 300. The pump cover 200 is connected with one end of the bracket 100 to jointly enclose a water containing cavity, the pump cover 200 is provided with a water inlet 210 and a water outlet 220, and the water inlet 210, the water outlet 220 and the water containing cavity jointly form a water flow channel. The dc motor 300 is used to generate power to pump water from the water inlet 210 to the water outlet 220. Wherein, the bracket 100 is provided with an air discharge hole 101, and the air discharge hole 101 is communicated with the water flow channel to discharge the air in the water flow channel. The maximum aperture of the vent 101 ranges from 1 mm to 20 mm.

It can be understood that, in the process of pumping water by the dc water pump 10, when air exists in the water flow channel formed by the water inlet 210, the water outlet 220 and the water containing cavity, the problem that the motor water cannot be pumped up or the pressure of the water flow channel is high is caused.

Through adopting above technical scheme, set up exhaust hole 101 in direct current water pump 10, direct current motor 300 can be with the air escape in the rivers passageway during operation for treat that the discharged water gets into water inlet 210 more easily, can't pump water or pump water difficulty when having the air in the rivers passageway of direct current water pump 10. Meanwhile, the maximum aperture of the vent hole 101 is limited within the range of 1 mm to 20 mm, such as 1 mm, 5 mm or 20 mm, so that the direct-flow water pump 10 is prevented from generating noise which is transmitted out from the vent hole 101 and influences the use experience of a user due to overlarge flow vibration of air and water in the water pumping process.

Referring to fig. 3 and 4, in an alternative embodiment, the water inlet 210 is disposed at an end of the pump cap 200 away from the bracket 100, and the water inlet 210 faces the first direction. The water outlet 220 faces the second direction.

In the embodiment of the present invention, the first direction is the z-axis direction in fig. 3, the first direction is the same as the axial direction of the pump cover 200, the second direction is the x-axis direction in fig. 3, and the second direction is the same as the radial direction of the pump cover 200.

It will be appreciated that, in normal operation of the dc water pump 10, the inlet 210 is oriented vertically downwards, the inlet 210 is located below the surface of the water to be discharged, and the outlet 220 is oriented horizontally.

For example, referring to fig. 3, the exhaust hole 101 is located above the water inlet 210 and the water outlet 220, and when the direct current water pump 10 works normally, water does not overflow through the exhaust hole 101 to affect the normal work of the direct current water pump 10.

Referring to fig. 4, in an alternative embodiment, the bracket 100 includes a frame body 110, a first spacer 120, a second spacer 130, and a spacer 140. The first spacer 120 is disposed at one end of the frame body 110 close to the pump cover 200, and the first spacer 120 is provided with a through hole 102. The second spacer 130 is disposed at an end of the frame body 110 away from the pump cover 200, the second spacer 130 is connected to the first spacer 120, and the second spacer 130 surrounds the through hole 102. The exhaust hole 101 is provided on the second separator 130. The gasket 140 abuts against the frame 110 and the pump cover 200 at two ends thereof, respectively, to close the pump cover 200.

It can be understood that the first and

second spacers

120 and 130 are disposed such that the air in the pump cover 200 is discharged through the discharge holes 101 of the bracket 100 through a plurality of direction changes, the flow rate of the air is slowed, and noise generated by the discharge is reduced.

Illustratively, the number of the exhaust holes 101 is plural, and the plural exhaust holes 101 are uniformly distributed along the circumferential direction of the second separator 130.

Illustratively, the frame body 110 includes a plurality of support columns 111 arranged at intervals, the number of the support columns 111 is the same as that of the exhaust holes 101, and the exhaust holes 101 are located between two adjacent support columns 111.

Referring to fig. 6 to 8, in an alternative embodiment, the dc motor 300 includes a stator 310, a rotor 320, and an impeller 330. One end of the stator 310 is connected to the bracket 100. The rotor 320 is installed in the receiving cavity 301 of the stator 310. The impeller 330 is disposed inside the pump cover 200 and is connected to the rotor 320. When the stator 310 and the rotor 320 are energized, the magnetic field generated by the stator 310 and the rotor 320 drives the rotor 320 to rotate the impeller 330.

It will be appreciated that the stator 310 is provided with pairs of dc-excited stationary main poles and the rotor 320 is provided with armature windings. The stator 310 rotates a magnetic field after being energized, and the rotor 320 generates an induced electromotive force after being energized, and generates an electromagnetic torque to perform energy conversion.

Illustratively, the stator 310 is provided with a plurality of connecting portions 311 near the outer surface of the bracket 100, the connecting portions 311 are matched with the supporting columns 111, and the stator 310 is connected with the bracket 100 through the matching connection of the connecting portions 311 and the supporting columns 111.

Referring to fig. 6 and 8, in an alternative embodiment, the dc motor 300 further includes a connecting shaft 340, and the connecting shaft 340 is at least partially inserted into the through hole 102. Both ends of the connecting shaft 340 are respectively connected with the impeller 330 and the rotor 320, so that the rotor 320 drives the impeller 330 to rotate.

Illustratively, the connecting shaft 340 includes a flywheel to enhance stability of rotation of the connecting shaft 340.

Illustratively, one end of the impeller 330 close to the through hole 102 is provided with a blocking piece, the diameter of the blocking piece is larger than that of the through hole 102, so that water in the pump cover 200 is prevented from overflowing through the through hole 102, and meanwhile, the blocking piece can play the same stabilizing role as the flywheel of the connecting shaft 340.

Referring to fig. 1, 2 and 9, in an alternative embodiment, the direct current water pump 10 further includes a supporting member 400, and the supporting member 400 is connected to the other end of the stator 310 to enclose the accommodating chamber 301.

For example, referring to fig. 9, the supporting member 400 includes a plurality of legs 410, and the legs 410 are connected to the fixing surface. It is understood that the number of legs 410 is 1 to 5, such as 1, 3, or 5, etc.

Referring to fig. 1 and 2, in an alternative embodiment, the dc water pump 10 further includes a control member 500, and the control member 500 is electrically connected to the stator 310 and the rotor 320 to control a rotation state of the rotor 320. It can be understood that the dc motor 300 has good start-up and speed-adjusting characteristics, the torque ratio of the dc motor 300 is large, and the maintenance is cheap. By arranging the control member 500, the advantages of the good starting characteristic and the speed regulation characteristic of the dc motor 300 can be exerted, so that the dc water pump 10 is suitable for different drainage environments.

For example, referring to fig. 9, the supporting member 400 includes a receiving cavity 401 for receiving the control member 500, and further includes a limiting portion 420 for closing the receiving cavity 401. It can be understood that, a plurality of heat dissipation holes are formed on the limiting portion 420, so that the control member 500 in the accommodating cavity 401 can dissipate heat conveniently, and the control member 500 is prevented from being damaged due to overheating.

A second aspect of the embodiment of the present invention provides an air conditioner, including a water pan and a dc water pump 10 as described above. The water receiving disc is used for receiving condensed water generated by the air conditioner. The direct-current water pump 10 is used for discharging condensed water in the water pan.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected. Either mechanically or electrically. Either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The above disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of the specific examples are described above. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

In the description of the present specification, reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "example", "specific example", or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A direct flow water pump, comprising:

the pump cover is provided with a water inlet and a water outlet;

2. The direct-flow water pump according to claim 1, wherein the water inlet is arranged at one end of the pump cover, which is far away from the bracket, and the water inlet faces a first direction, and the first direction is the same as the axial direction of the pump cover; the water outlet faces a second direction, and the second direction is perpendicular to the first direction.

3. The direct flow water pump of claim 2, wherein the bracket comprises:

a frame body;

4. The direct-flow water pump according to claim 3, wherein the number of the exhaust holes is plural, and the plural exhaust holes are uniformly distributed along a circumferential direction of the second partition.

5. The direct current water pump of claim 3, wherein the direct current motor comprises:

one end of the stator is connected with the bracket;

the rotor is arranged in the accommodating cavity of the stator;

the impeller is arranged in the pump cover and is connected with the rotor;

6. The direct current water pump according to claim 5, wherein the direct current motor further comprises a connecting shaft, and the connecting shaft is at least partially arranged in the through hole in a penetrating manner; the two ends of the connecting shaft are respectively connected with the impeller and the rotor, so that the rotor drives the impeller to rotate.

7. The direct water pump according to claim 5, further comprising a support member connected to the other end of the stator to close the receiving chamber.

8. The direct current water pump of claim 7, wherein the support member comprises a plurality of mounting feet, and the mounting feet are connected with the fixing surface.

9. The dc water pump of claim 1, further comprising a control electrically connected to the dc motor to control a rotational state of the dc motor.

10. An air conditioner, comprising:

the direct flow water pump of any one of claims 1-9; the water receiving tray is used for discharging condensed water in the water receiving tray.