Miniature water pump capable of adjusting water flow speed

Abstract

The utility model discloses a miniature water pump capable of adjusting water flow speed, which comprises a pump body assembly, a water inlet pipe, a water outlet pipe and a water outlet pipe, and is characterized in that the pump body assembly is provided with a water inlet connector and a water outlet connector; the motor is connected with the pump body assembly; and the adjusting main control circuit module is connected to the bottom of the motor and electrically connected with the driving module in the motor, and the rotating speed of the driving module is changed by adjusting the main control circuit module to change the water flow speed. According to the micro water pump, the adjusting master control circuit module is arranged at the bottom of the motor, the adjusting master control circuit module is welded and fixed to the terminal at the bottom of the motor, the adjusting master control circuit module is electrically connected with the driving module in the motor, and the current and voltage adjusting unit is further arranged on the adjusting master control circuit module; the rotating speed of the motor is adjusted by changing the working current or voltage, so that the rotating speed of the impeller in the pump body is adjusted to change the water flow speed, and the water flow speed of the miniature water pump is adjustable.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of micro water pump, especially relate to a micro water pump of adjustable water flow speed. BACKGROUND

[0002] The micro water pump is a small and compact water pump with a compact structure, which is usually used in low-flow and low-lift liquid delivery scenarios. It is characterized by small size, light weight and low power consumption, and is suitable for integration into small devices or portable devices.

[0003] The utility model discloses a high -efficient micro water pump of prior application No. CN93237063.2 discloses a high -efficient micro water pump, and its composition includes shell, motor, main shaft, isolator, vice impeller, impeller, pump body working room, water outlet, water inlet. The vice impeller is coaxial with the impeller, the isolator is located between the motor and the vice impeller, and is sealingly connected with the shell, but does not contact the main shaft. The water stop effect is good, the motor is easy to start, and the water pump is high in efficiency. The existing water pump cannot realize the adjustment of water flow speed. UTILITY MODEL CONTENTS

[0004] The utility model discloses a micro water pump of adjustable water flow speed, which comprises:

[0005] A pump body assembly is provided with a water inlet joint and a water outlet joint;

[0006] A motor is connected to the pump body assembly;

[0007] An adjustment main control circuit module is connected to the bottom of the motor. The adjustment main control circuit module is electrically connected to the drive module inside the motor. The rotation speed of the drive module is changed by the adjustment main control circuit module to change the water flow speed.

[0008] In a further embodiment of the utility model, the adjustment main control circuit module includes a circuit board, a through hole is formed in the circuit board, a terminal is arranged at the bottom of the motor, and the terminal is welded to the circuit board through the through hole when the circuit board is fitted to the bottom of the motor.

[0009] In a further embodiment of the utility model, a positioning protrusion is protruded at the center of the bottom of the motor, and a positioning groove is formed at the center of the circuit board to be positioned and matched with the positioning protrusion.

[0010] In a further embodiment of the utility model, the adjustment main control circuit module further includes a power connection unit, and the power connection unit is connected to an external power source.

[0011] In a further embodiment of the utility model, the adjustment main control circuit module further includes a current and voltage adjustment unit.

[0012] The utility model discloses a beneficial effect is:

[0013] The micro water pump passes through setting the adjustment main control circuit module at the bottom of motor, and the adjustment main control circuit module is fixed with the terminal welding of motor bottom, and the adjustment main control circuit module and the drive module electric connection in motor, and still be equipped with current voltage adjustment unit on the adjustment main control circuit module, and the adjustment of motor speed is realized through the change working current or voltage, thereby making the impeller speed in pump body can be regulated to change the water flow speed, realizes the water flow speed of this micro water pump adjustable. BRIEF DESCRIPTION OF DRAWINGS

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

[0015] Figure 2 It is the explosion structure schematic diagram of the whole structure in the utility model. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art belong to the scope of protection of the present application.

[0017] In the description of the present application, it should be noted that the terms used here are only for describing the specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. In order to facilitate the description, the size of each part shown in the drawings is not drawn according to the actual proportion relationship. The technology, method and equipment known to those skilled in the relevant art may not be discussed in detail, but in appropriate cases, the technology, method and equipment should be regarded as part of the authorized description. In all examples shown and discussed here, any specific value should be interpreted as only exemplary, not as a limitation. Therefore, other examples of exemplary embodiments can have different values. It should be noted that similar reference numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further discussed in the subsequent drawings.

[0018] It should be noted that the terms "first", "second", and the like in the description and in the claims of the present application are used for distinguishing between similar objects and are not necessarily used to describe a particular sequential or chronological order. It is to be understood that the data so distinguished can occur in any order. For example, a first step followed by a second step could be a second step followed by a first step. Unless otherwise expressly specified, the use of the term "and / or" includes any and all combinations of one or more of the associated listed items. The terms "comprises", "comprising", "includes", "including" and "contains", "containing" as used herein, are used in their broadest sense and are intended to mean that the statement or claim includes, but is not limited to that which follows the statement or claim. The terms "connected", "coupled", and "pathway" are used broadly and encompass both direct and indirect connections, couplings, and pathways, with the understanding that connections, couplings and pathways that are "direct" do not contain any intermediate connections, couplings, or pathways, and that connections, couplings and pathways that are "indirect" do contain one or more intermediate connections, couplings, or pathways. The term "and / or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items, as well as the lack of any associated item.

[0019] It should be noted that in the description of the present application, the orientation or positional relationships indicated by terms such as "front", "back", "upper", "lower", "left", "right", "lateral", "vertical", "horizontal", and "top", "bottom" are generally based on the orientation or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the scope of protection of the present application. The orientation terms "inner", "outer" refer to the inner and outer relative to the outline of each component.

[0020] It should be noted that in the present application, the terms "comprise", "include" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device that includes a series of elements includes not only those elements, but also other elements not expressly listed, or other elements inherent to such a process, method, article or device. Without more limitations, the element defined by the statement "comprises a" does not exclude the presence of additional identical elements in the process, method, article or device that includes the element. In addition, it should be noted that the scope of the methods and devices in the embodiments of the present application is not limited to performing functions in the order shown or discussed, but can also include performing functions in a substantially simultaneous manner or in the reverse order, for example, the described method can be performed in an order different from that described, and various steps can also be added, omitted, or combined. In addition, the features described with reference to certain examples can be combined in other examples.

[0021] The present embodiment provides a micro water pump with adjustable water flow speed, comprising:

[0022] A pump body assembly 1 is provided with a water inlet joint 10 and a water outlet joint 11, and the components and principles contained in the pump body assembly 1 are existing, so the present embodiment will not be described in detail. The main function of the pump body assembly 1 is to generate water pumping and drainage.

[0023] Also include motor 2, motor 2 is connected with the pump body assembly 1, motor 2 produces negative pressure by driving impeller rotation to produce pumping and drainage process, also is the existing technology, this embodiment does not make superfluous words, of course, the speed of motor 2 can be adjusted to achieve pumping and drainage speed, that is, the speed of water flow is adjusted.

[0024] Also includes the adjustment main control circuit module 3, is connected in the bottom of the motor 2, the adjustment main control circuit module 3 and the drive module in the motor 2 are electrically connected, the drive module is changed by the adjustment main control circuit module 3, and the speed of water flow is changed.

[0025] In this embodiment, further, the adjustment main control circuit module 3 includes a circuit board 30, a through hole 300 is formed on the circuit board 30, a terminal 20 is arranged at the bottom of the motor 2, the terminal 20 is welded and connected with the circuit board 30 through the through hole 300 when the circuit board 30 is fitted to the bottom of the motor 2, the circuit board 30 is a circular plate, and the external shape is fitted with the motor 2, and the circuit structure of the circuit board 30 is not described in this embodiment.

[0026] In this embodiment, further, a positioning lug 21 is protruded at the center of the bottom of the motor 2, and a positioning groove 301 is formed at the center of the circuit board 30 and positioned and matched with the positioning lug 21, so that the circuit board 30 is positioned and installed to the bottom of the motor 2.

[0027] In this embodiment, further, the adjustment main control circuit module 3 further includes a power connection unit 31, the power connection unit 31 is connected with an external power supply, and the external power supply provides power supply requirements of elements on the circuit board 30 and the motor 2.

[0028] In this embodiment, further, the adjustment main control circuit module 3 further includes a current and voltage adjusting unit 32, the current and voltage adjusting unit 32 is also a current and voltage regulator, which is adjusted to change the working current or voltage, so as to switch different working speeds of the motor 2, so that the speed of water flow is adjusted to meet different use requirements.

[0029] The embodiments of the application are described above in combination with the drawings, the embodiments in the application and the features in the embodiments can be combined with each other without conflict, the application is not limited to the above specific embodiments, the above specific embodiments are only illustrative, not restrictive, and those skilled in the art can make many forms under the inspiration of the application without departing from the purpose of the application and the scope protected by the claims, which all belong to the protection of the application.

Claims

1. A micro water pump capable of adjusting a water flow rate, characterized by, Include: Pump body assembly, the water inlet joint and water outlet joint are arranged on the pump body assembly; Motor, which is connected with the pump body assembly; Adjusting main control circuit module, which is connected at the bottom of the motor, the adjusting main control circuit module is electrically connected with the driving module inside the motor, and the flow rate is changed by changing the rotating speed of the driving module through the adjusting main control circuit module.

2. The micro water pump of claim 1, wherein, The adjusting main control circuit module comprises a circuit board, a through hole is formed in the circuit board, a terminal is arranged at the bottom of the motor, and the terminal is welded and connected with the circuit board through the through hole when the circuit board is fitted to the bottom of the motor.

3. The micro water pump of claim 2, wherein, A positioning lug is protruded at the center of the bottom of the motor, and a positioning groove is formed at the center of the circuit board and matched with the positioning lug.

4. The micro water pump of claim 3, wherein the rotor is formed of a material having a magnetic permeability of 1.0 or more. The adjusting main control circuit module further comprises a power connection interface unit connected with an external power supply.

5. The micro water pump of claim 4, wherein the rotor is formed of a material having a magnetic permeability of 1.0 or more. The adjusting main control circuit module further comprises a current and voltage adjusting unit.

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