CN219892532U - Outlet switching structure and pump - Google Patents

Abstract

The utility model belongs to the technical field of canned motor pumps, and provides an outgoing line switching structure and a pump, wherein the outgoing line switching structure comprises a driver connecting part and a grounding connecting part which are integrally formed, and a grounding interface is arranged on the grounding connecting part; a signal line interface; a power line interface; one end of the grounding pin is positioned at the driver connecting part and connected with the driver of the pump, and the other end of the grounding pin is positioned at the grounding interface; one end of the signal contact pin is positioned at the driver connecting part and connected with the driver of the pump, and the other end of the signal contact pin is positioned at the signal line interface; one end of the power supply contact pin is positioned at the driver connecting part and connected with the driver of the pump, and the other end of the power supply contact pin is positioned at the power line interface; the control box of the pump is provided with a control plug-in part, and the driver connecting part is plugged in the control plug-in part so as to be electrically connected with the driver; the grounding pin is positioned between the signal pin and the power pin; the signal line interface and the power line interface are respectively positioned at two sides of the control plug-in connection part; or the signal line interface and the power line interface are positioned below the control plug-in part.

Description

Outlet switching structure and pump

Technical Field

The utility model belongs to the technical field of canned motor pump, and particularly relates to an outgoing line switching structure and a pump.

Background

The shielding pump installed in the existing wall-mounted furnace, the motor is installed on the pump body, the control box is installed on the motor, the control box is located between the pump body and the motor, the position of the power line interface and the signal line interface connected with the driver in the control box is limited because the installation space and the position of the shielding pump in the wall-mounted furnace are limited, and when the external power line and the signal line are connected in an inserting mode, workers are difficult to connect. When the wall hanging stove breaks down and needs to be disassembled in a power-off mode, the power line box signal line is difficult to disassemble due to the fact that space is limited.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide an outgoing line switching structure which is suitable for the problems that the space between a control box of a pump and a power line interface and the signal core interface is limited and the installation and operation are limited.

Another object of the present utility model is to provide a pump, which uses the outlet switching structure to adapt to the installation positions of the pump body, the motor and the control box, so as to facilitate the use of the pump.

To achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides an outgoing line switching structure, which comprises:

the integrated drive connection part and the grounding connection part are integrally formed, and the grounding connection part is provided with a grounding interface;

a signal line interface;

a power line interface;

one end of the grounding pin is positioned at the driver connecting part and connected with a driver of the pump, and the other end of the grounding pin is positioned at the grounding interface;

one end of the signal pin is positioned at the driver connecting part and connected with a driver of the pump, and the other end of the signal pin is positioned at the signal line interface;

one end of the power supply contact pin is positioned at the driver connecting part and connected with a driver of the pump, and the other end of the power supply contact pin is positioned at the power supply line interface;

the control box of the pump is provided with a control plug-in connection part, and the driver connection part is plugged in the control plug-in connection part so as to be electrically connected with the driver;

the grounding pin is positioned between the signal pin and the power pin;

the signal line interface and the power line interface are respectively positioned at two sides of the control plug-in connection part; or the signal line interface and the power line interface are positioned below the control plug-in connection part.

Preferably, a reinforcing rib is provided between the driver connection portion and the ground connection portion.

Preferably, the signal line interface and the power line interface are respectively positioned at two ends of the driver connection part.

Preferably, the opening direction of the signal line interface and the opening direction of the power line interface are both the same as the opening direction of the driver connection portion;

at least one of the opening direction of the signal line interface and the opening direction of the power line interface is perpendicular to the opening direction of the driver connection portion.

Preferably, the signal line interface and the power line interface are each at least partially structured below the driver connection portion.

Preferably, the opening directions of the signal line interface and the power line interface are the same, opposite or perpendicular, and the opening directions of the signal line interface and the power line interface are perpendicular to the opening direction of the driver.

Preferably, the signal line interface and the power line interface are both located on the same side of the driver connection portion and are both located on opposite sides of the ground connection portion.

Preferably, the opening directions of the signal line interface and the power line interface are the same as the opening direction of the driver connection portion;

or the opening direction of the signal line interface is the same as, opposite to or perpendicular to the opening direction of the power line, and is perpendicular to the opening direction of the driver connecting part.

Preferably, the ground connection portion is provided with a fastening connection hole.

The utility model also provides a pump, which comprises the outgoing line switching structure, a pump body, a motor and a control box, wherein the motor is arranged on the pump body, the control box is arranged on the pump body, and the motor is positioned between the pump body and the control box;

the driver is arranged in the control box and is electrically connected to the driver connecting part.

Compared with the prior art, the utility model has the following beneficial effects:

in the utility model, one end of each of the signal pin, the ground pin and the power line pin is sequentially positioned in the driver connecting part so as to be connected with a driver positioned in a control box of the pump. The other end of the grounding contact pin is connected with the shell of the motor of the pump to realize grounding protection.

The other end of the signal contact pin is positioned in the signal wire interface so as to be conveniently spliced with an external signal connector, and the other end of the power wire contact pin is positioned in the power wire interface so as to be conveniently spliced with an external power wire.

Because the driver in the present control box realizes the electricity through setting up control grafting portion and this driver connecting portion on the control box, should be qualified for the next round of competitions switching structure installation back, signal line interface and power cord interface are located the both sides of the control grafting portion of control box respectively, or both are located the below of control box grafting portion to avoid the position interference of control box, thereby the plug of external signal line box power cord of being convenient for. The problems that the installation space and the operation space of the shielding pump in the wall-mounted furnace are limited, and the shielding pump is difficult to install or can not be installed are solved.

Drawings

Fig. 1 is a schematic structural view of a canned motor pump according to a first embodiment;

fig. 2 is a schematic structural diagram of a canned motor pump (excluding a control box) according to the first embodiment;

fig. 3 is a schematic view illustrating a first angle of an outlet switching structure according to the first embodiment;

fig. 4 is a schematic view illustrating a second angle of the outlet switching structure according to the first embodiment

Fig. 5 is a schematic structural diagram of a signal pin, a ground pin, and a power pin according to the first embodiment;

fig. 6 is a top view of an outlet switching structure in the first embodiment;

fig. 7 is a bottom view of the outlet switching structure in the first embodiment;

fig. 8 is a schematic structural view of a canned motor pump in a second embodiment;

fig. 9 is a schematic structural view of a first angle of the outlet switching structure in the second embodiment;

fig. 10 is a schematic structural diagram of a second angle of the outlet switching structure in the second embodiment;

fig. 11 is a schematic structural view of a third angle of the outlet switching structure in the second embodiment;

fig. 12 is a schematic diagram of the structures of a signal pin, a ground pin, and a power pin in the second embodiment;

fig. 13 is a top view of a wire outlet switching structure in the second embodiment;

fig. 14 is a schematic structural view of a canned motor pump in a third embodiment;

fig. 15 is a schematic view of a first angle of the outlet switching structure in the third embodiment;

fig. 16 is a schematic view of a second angle of the outlet switching structure in the third embodiment;

fig. 17 is a schematic diagram of the structures of a signal pin, a ground pin, and a power pin in the third embodiment;

fig. 18 is a top view of the outlet switching structure in the third embodiment.

Fig. 19 is a schematic view of a third angle of the outlet switching structure in the third embodiment;

fig. 20 is a schematic view of a first angle of a canned motor pump in a fourth embodiment;

fig. 21 is a schematic view of a second angle of a canned motor pump in a fourth embodiment;

fig. 22 is a schematic view of a first angle of the outlet switching structure in the fourth embodiment;

fig. 23 is a schematic structural view of a second angle of the outlet switching structure in the fourth embodiment;

fig. 24 is a schematic diagram showing the structures of a signal pin, a ground pin and a power pin in the fourth embodiment;

fig. 25 is a top view of a wire outlet switching structure in a fourth embodiment;

fig. 26 is a bottom view of the outlet switching structure in the fourth embodiment.

002, control box; 003. a motor; 004. a pump body; 005. a driver connection; 006. a ground connection portion; 007. a ground interface;

00101. a signal line interface; 00102. a power line interface; 00103. a signal pin; 00104. a grounding pin; 00105. a power pin; 00106. a first back-off; 00107. a second back-off; 00108. fastening the connecting hole; 00012. reinforcing ribs; 0031. and (5) mounting holes.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected or integrally connected; either mechanically or electrically. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Example 1

As shown in fig. 1 to 7, an outlet switching structure for a pump is provided in the present embodiment. Specifically, the outlet switching structure is used for shielding the pump.

The wire outlet switching structure comprises a driver connecting part 005 and a grounding connecting part 006 which are integrally formed, wherein the grounding connecting part 006 is provided with a grounding interface 007; a signal line interface 00101; a power line interface 00102;

wherein one end of the ground pin 00104 is located at a driver connection 005 and is connected to a driver of a pump and the other end is located at a ground interface 007. One end of the signal pin 00103 is located in the driver connection 005 and is connected to the driver of the pump, and the other end is located in the signal line interface 00101. One end of the power pin 00105 is located at the connection of the driver and is connected to the driver of the pump, and the other end is located at the power line interface 00102. Ground pin 00104 is intermediate signal pin 00103 and power pin 00105. The control box 002 of the pump is provided with a control plug part, and the driver connection part 005 is plugged with the control plug part to be electrically connected with the driver. The signal line interface 00101 and the power line interface 00102 are respectively positioned at two sides of the control plug-in connection part; or the signal line interface 00101 and the power line interface 00102 are positioned below the control jack.

In this embodiment, signal pin 00103, ground pin 00104 and power cord pin each have one end that is positioned in turn in driver connection 005 to connect to a driver that is positioned in control box 002 of the pump. The other end of the grounding pin 00104 is connected with the shell of the motor 003 of the pump to realize grounding protection.

The other end of the signal pin 00103 is positioned in the signal wire interface 00101 so as to be conveniently spliced with an external signal connector, and the other end of the power wire pin is positioned in the power wire interface 00102 so as to be conveniently spliced with an external power wire.

Because the driver in the present control box 002 is electrically connected with the driver connecting portion 005 through the control plug portion arranged on the control box 002, after the wire outlet switching structure is installed, the signal wire interface 00101 and the power wire interface 00102 are respectively positioned at two sides of the control plug portion of the control box 002, or both are positioned below the plug portion of the control box 002 so as to avoid the position interference of the control box 002, thereby being convenient for the plug of the power wire of the external signal wire box. The problems that the installation space and the operation space of the shielding pump in the wall-mounted furnace are limited, and the shielding pump is difficult to install or can not be installed are solved.

Preferably, the signal line interface 00101 and the power line interface 00102 are respectively positioned at two ends of the driver connection portion 005.

Specifically, in this embodiment, as shown in fig. 1, the signal line interface 00101 and the power line interface 00102 are respectively located on the left and right sides of the driver connection portion 005, and the driver connection portion 005 is located in the middle of the signal line interface 00101 and the power line interface 00102. After the outgoing line switching structure is installed, the signal line interface 00101 and the power line interface 00102 are positioned on two sides of the control plug-in part so as to avoid position interference with the control box 002, and the plug-in is convenient.

Preferably, the opening directions of the signal line interface 00101 and the power line interface 00102 are both the same as the opening direction of the driver connection 005.

Specifically, in this embodiment, the opening direction of the signal line interface 00101 and the opening direction of the power line interface 00102 are both set up upward and are both the same as the opening direction of the driver connection portion 005. This arrangement facilitates the plugging of the signal line interface 00101 and the power line interface 00102.

In other embodiments, when the signal line interface 00101 and the power line interface 00102 are respectively located at two ends of the driver connection portion 005, that is, the signal line interface 00101 and the power line interface 00102 are respectively located at the left and right sides of the driver connection portion 005, the opening direction of the signal line interface 00101 and the opening direction of the power line interface 00102 are the same, and are perpendicular to the opening direction of the driver connection portion 005. I.e. the opening direction of both is directed away from the control box 002.

In other embodiments, the opening direction of the signal line interface 00101 is perpendicular to the opening direction of the power line interface 00102, and one of the opening direction of the signal line interface 00101 and the opening direction of the power line interface 00102 is perpendicular to the opening direction of the driver connection portion 005. That is, the opening direction of the signal line interface 00101 faces away from the control box 002 and is perpendicular to the opening direction of the driver connection portion 005, and the opening direction of the power line interface 00102 is the same as the opening direction of the driver connection portion 005, and is set up upward. Or the opening direction of the power line interface 00102 faces away from the direction of the control box 002 and is perpendicular to the opening direction of the driver connection portion 005, and the opening direction of the signal line interface 00101 is the same as the opening direction of the driver connection portion 005 and is set up upwards.

Preferably, a reinforcing rib 00012 is disposed between the driver connection portion 005 and the ground connection portion 006 in this embodiment, so as to increase the overall structural strength of the driver connection portion 005 and the ground connection portion 006, and meanwhile, because the signal pin 00103, the ground pin 00104 and the power pin 00105 are sequentially disposed in the driver connection portion 005, the three are prevented from being electrically contacted with each other, a spacer is disposed, and the provision of the reinforcing rib 00012 can also prevent the driver connection portion 005 from breaking at the spacer in the repeated plugging process.

Preferably, the distance between two adjacent reinforcing ribs 00012 is the same.

Preferably, the ground connection portion 006 is further provided with fastening connection holes 00108 for connection with a motor 003 of a pump. Specifically, the fastening holes 00108 are two and are located on the left and right sides of the ground connector 007, respectively. Through which fastening connection holes 00108 are fastened to mounting holes 0031 on motor 003.

Preferably, a first back-off 00106 is provided on the power cord interface 00102 and is clamped with an external power cord connector.

Preferably, a second back-off 00107 is arranged on the signal line interface 00101 and is clamped with an external signal line connector.

Example two

As shown in fig. 8 to 13, the first embodiment differs from the first embodiment in that:

the signal line interface 00101 and the power line interface 00102 in this embodiment each have a partial structure below the driver connection portion 005.

The partial structures of the signal wire interface 00101 and the power wire interface 00102 are positioned below the driver connecting part 005, after the outgoing line switching structure is installed, the signal wire interface 00101 and the power wire interface 00102 are positioned below the control plug-in part, and at the moment, the signal wire interface 00101 and the power wire interface 00102 are staggered from the position of the control plug-in part, so that position interference is not generated, and the plug-in is convenient.

Preferably, the signal line interface 00101 and the power line interface 00102 can be all located below the driver connection 005, and the specific dimensions of the two can be determined according to actual requirements.

Preferably, the opening directions of the signal line interface 00101 and the power line interface 00102 are the same, and the opening directions of the signal line interface 00101 and the power line interface 00102 are both perpendicular to the opening direction of the driver.

That is, the opening direction of the signal line interface 00101 and the opening direction of the power line interface 00102 are both directed in a direction away from the control box 002, and both are perpendicular to the driver connection portion 005, and the opening direction of the driver connection portion 005 is set up upward.

In this embodiment, a reinforcing rib 00012 is provided between the driver connection portion 005 and the ground connection portion 006, the signal line interface 00101, and the power line interface 00102.

Example III

On the basis of the second embodiment, the difference from the second embodiment is that:

as shown in fig. 14 to 19, the opening directions of the signal line interface 00101 and the power line interface 00102 are opposite to each other, and the opening directions of the signal line interface 00101 and the power line interface 00102 are perpendicular to the opening direction of the driver.

That is, the opening direction of the signal line interface 00101 is opposite to the opening direction of the power line interface 00102, wherein the signal line interface 00101 is disposed to the left, the power line interface 00102 is disposed to the right, and the opening direction of the driver connection portion 005 is disposed to the top.

In other embodiments, the opening directions of the signal line interface 00101 and the power line interface 00102 are perpendicular, and the opening directions of the signal line interface 00101 and the power line interface 00102 are perpendicular to the opening direction of the driver.

That is, in the present embodiment, the opening direction of the signal line interface 00101 is set to the left, the opening direction of the power line interface 00102 is set to the direction away from the control box 002, or both are opposite. The opening direction of the driver connection portion 005 is set upward.

In this embodiment, a reinforcing rib 00012 is provided between the driver connection portion 005 and the ground connection portion 006, the signal line interface 00101, and the power line interface 00102.

Example IV

As shown in fig. 20 to 26, the present embodiment differs from the first embodiment in that:

the signal line interface 00101 and the power line interface 00102 are both located on the same side of the driver connection portion 005, the signal line interface 00101 and the power line interface 00102 are located on one side of the driver connection portion 005, and the ground connection portion 006 is located on the other side of the driver connection portion 005.

That is, in this embodiment, the signal line interface 00101 and the power line interface 00102 are positioned on the front side of the driver connection 005 and the ground connection 006 is positioned on the rear side of the driver connection 005.

Preferably, the opening directions of the signal line interface 00101 and the power line interface 00102 are both the same as the opening direction of the driver connection 005. That is, the opening direction of the driver connection portion 005 is set upward, and the opening direction of the signal line interface 00101 and the opening direction of the power line interface 00102 are set upward.

In other embodiments, the opening direction of the signal line interface 00101 is the same as the opening direction of the power line and is perpendicular to the opening direction of the driver connection portion 005.

That is, the opening direction of the signal line interface 00101 and the opening direction of the power line interface 00102 are set forward, and the opening direction of the driver connection portion 005 is set upward.

In other embodiments, the opening direction of the signal line interface 00101 and the opening direction of the power line may be opposite to each other and perpendicular to the opening direction of the driver connection portion 005.

That is, the opening direction of the signal line interface 00101 is directed to the left, the opening direction of the power line is directed to the right, or both are opposite, and the opening direction of the driver connection portion 005 is directed upward.

In other embodiments, the opening direction of the signal line interface 00101 and the opening direction of the power line interface 00102 can be perpendicular to each other and perpendicular to the opening direction of the driver connection portion 005.

That is, the opening direction of the signal line interface 00101 is set upward, the power line interface 00102 is positioned on the right side of the signal line interface 00101, the opening direction of the power line interface 00102 is set forward or set rightward, and the opening direction of the driver connection portion 005 is set upward.

Or, the opening direction of the signal line interface 00101 is set up, the power line interface 00102 is located at the left side of the signal line interface 00101, the opening direction of the power line interface 00102 is set forward, or set up to the left, and the opening direction of the driver connection portion 005 is set up.

Or, the opening direction of the power line interface 00102 is set up, the power line interface 00102 is located on the right side of the signal line interface 00101, the opening direction of the signal line interface 00101 is set forward, or set up to the left, and the opening direction of the driver connection portion 005 is set up.

Or, the opening direction of the power line interface 00102 is set up, the power line interface 00102 is located on the left side of the signal line interface 00101, the opening direction of the signal line interface 00101 is set forward, or set up to the right, and the opening direction of the driver connection portion 005 is set up.

In the above embodiment, the power line interface 00102 and the signal line interface 00101 are both located on the driver connection 005, and the stiffener 00012 is provided between the lower side of the driver connection 005 and the ground connection 006. The reinforcing rib 00012 extends from the power line interface 00102 and the signal line interface 00101 to the ground connection 006.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (10)

1. An outgoing line switching structure, which is characterized by comprising:

an integrally formed driver connection part (005) and a grounding connection part (006), wherein a grounding interface (007) is arranged on the grounding connection part (006);

a signal line interface (00101);

a power line interface (00102);

one end of a grounding pin (00104) is positioned at the driver connecting part (005) and is connected to a driver of a pump, and the other end of the grounding pin is positioned at the grounding interface (007);

one end of a signal pin (00103) is positioned at the driver connecting part (005) and is connected with a driver of the pump, and the other end of the signal pin is positioned at the signal line interface (00101);

one end of a power supply contact pin (00105) is positioned at the driver connecting part (005) and is connected with a driver of the pump, and the other end of the power supply contact pin is positioned at the power supply line interface (00102);

a control plug-in part is arranged on a control box (002) of the pump, and the driver connecting part (005) is plugged in the control plug-in part so as to be electrically connected with the driver;

the ground pin (00104) is intermediate the signal pin (00103) and the power pin (00105);

the signal line interface (00101) and the power line interface (00102) are respectively positioned at two sides of the control plug-in connection part; or the signal line interface (00101) and the power line interface (00102) are positioned below the control plug-in connection part.

2. The outlet switching structure according to claim 1, wherein a reinforcing rib (00012) is provided between the driver connection portion (005) and the ground connection portion (006).

3. The outlet switching structure according to claim 2, wherein the signal line interface (00101) and the power line interface (00102) are respectively located at two ends of the driver connection portion (005).

4. A wire outlet switching structure according to any one of claims 1 to 3, wherein the opening direction of the signal wire interface (00101) and the opening direction of the power wire interface (00102) are both the same as the opening direction of the driver connection portion (005);

at least one of the opening direction of the signal line interface (00101) and the opening direction of the power line interface (00102) is perpendicular to the opening direction of the driver connection portion (005).

5. The outlet switching structure according to claim 1, wherein the signal line interface (00101) and the power line interface (00102) each have at least a partial structure located below the driver connection (005).

6. The outlet switching structure according to claim 5, wherein the opening directions of the signal line interface (00101) and the power line interface (00102) are the same, opposite or perpendicular, and the opening directions of the signal line interface (00101) and the power line interface (00102) are both perpendicular to the opening direction of the driver.

7. The outlet switching structure according to claim 5 or 6, wherein the signal line interface (00101) and the power line interface (00102) are both located on the same side of the driver connection (005) and on opposite sides of the ground connection (006).

8. The outlet switching structure according to claim 7, wherein the opening directions of the signal line interface (00101) and the power line interface (00102) are both the same as the opening direction of the driver connection portion (005);

or the opening direction of the signal line interface (00101) is the same as, opposite to or perpendicular to the opening direction of the power line, and is perpendicular to the opening direction of the driver connection part (005).

9. The outlet switching structure according to claim 1, wherein the grounding connection portion (006) is provided with a fastening connection hole (00108).

10. A pump, characterized by comprising the outlet switching structure according to any one of claims 1-9, a pump body (004), a motor (003) and a control box (002), wherein the motor (003) is mounted on the pump body (004), the control box (002) is mounted on the pump body (004), and the motor (003) is positioned between the pump body (004) and the control box (002);

the driver is arranged in the control box (002), and the driver is electrically connected to the driver connecting part (005).