CN219863139U - Wire control switch and water draining device - Google Patents

Abstract

The utility model discloses a wire control switch and a water draining device. The wire control switch comprises a shell, a knob, a sliding piece, a control wire core and a driving motor, wherein the knob is rotationally connected with the shell; the sliding piece is arranged in the shell and is in sliding connection with the shell; one end of the control wire core is used for connecting with the sealing plug, the other end of the control wire core is connected with the sliding piece, and the control wire core can move along with the movement of the sliding piece; the driving motor comprises a motor main body and an output shaft, the output shaft penetrates through the motor main body, two ends of the output shaft extend out of the motor main body, one end of the output shaft is connected with the knob, the other end of the output shaft is connected with the sliding piece, and the sliding piece can be driven to move by rotation of the output shaft; the wire control switch drives the output shaft to rotate in a first working mode, and the knob drives the output shaft to rotate in a second working mode; the user can control opening and closing of the water outlet through an electric control or manual mode, so that the wire control switch can still be normally used under the condition of power failure.

Description

Wire control switch and water draining device

Technical Field

The utility model relates to the field of kitchens and bathrooms, in particular to a wire control switch and a water draining device.

Background

In the prior art, a spring-operated or flip-type switch is arranged at the water outlet of a bathtub, a wash basin and the like, and the water outlet can be switched to a closed state so as to store water or an open state so as to drain water. However, in both the push-pull type and flip-type switches, the switch must be opened by putting a hand into water during the water discharge operation, and thus the cleaned hand is easily polluted again and needs to be cleaned again.

In the related art, a driving motor is arranged at the sewer mouth, a sealing plug is connected with the driving motor, and the driving motor can drive the sealing plug to move downwards to block the sewer mouth so as to close the sewer mouth, or drive the sealing plug to move upwards to open the sewer mouth. The opening and closing of the water outlet is controlled by a circuit, and hands do not need to be stretched into water. However, when a circuit fault or a power-off condition occurs in the pure electric control structure, the water outlet cannot be opened or closed, and normal use of a user is affected.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the wire control switch, and a user can control the opening and closing of the water outlet in an electric control or manual mode, so that the wire control switch can still be normally used under the condition of power failure.

The utility model also provides a drainage device with the wire control switch.

A drive-by-wire switch according to an embodiment of the first aspect of the present utility model includes:

a housing;

the knob is rotationally connected with the shell;

the sliding piece is arranged in the shell and is in sliding connection with the shell;

the control wire core is used for connecting the sealing plug at one end and connected with the sliding piece at the other end, and can move along with the movement of the sliding piece;

the driving motor comprises a motor main body and an output shaft, the output shaft penetrates through the motor main body, two ends of the output shaft extend out of the motor main body to be arranged, one end of the output shaft is connected with the knob, the other end of the output shaft is connected with the sliding piece, and the sliding piece can be driven to move by rotation of the output shaft;

the wire control switch is provided with a first working mode and a second working mode, the motor main body drives the output shaft to rotate in the first working mode, and the knob drives the output shaft to rotate in the second working mode.

The wire control switch provided by the embodiment of the utility model has at least the following beneficial effects: in the first working mode, the motor main body is electrified, the motor main body drives the output shaft to rotate, and the circuit controls the driving motor to rotate, so that the opening or closing of the water outlet is controlled. In the second mode of operation, the user manually turns the knob so that the knob drives the output shaft to rotate. Further, when the drive-by-wire switch is energized normally, the drive motor can be controlled to rotate forward or backward by the switch to open or close the water discharge port. When the use scene is powered off or the line control switch has circuit faults, the manual driving knob can be used for forward rotation or reverse rotation so as to realize the opening and closing of the water outlet.

According to some embodiments of the utility model, the knob is provided with a sensing part which is in communication connection with the driving motor and can control the driving motor to run or stop.

According to some embodiments of the utility model, a first conductive part is arranged on the shell, the first conductive part is externally connected with a power supply, a second conductive part is arranged on the knob, the second conductive part is electrically connected with the induction part, the first conductive part and the second conductive part are electrically connected, at least one of the first conductive part and the second conductive part extends along the circumferential direction, so that the induction part and the first conductive part are kept electrically conductive when the knob rotates relative to the shell.

According to some embodiments of the utility model, the knob is sleeved at one end of the shell, the second conductive part is arranged on the inner wall of the knob and extends along the circumferential direction of the knob, the second conductive part is provided with a conductive groove extending along the circumferential direction, the first conductive part is extended with a conductive support leg, and the conductive support leg is inserted into the conductive groove.

According to some embodiments of the utility model, one of the first conductive part or the motor body is provided with a conductive slot, the other is provided with a conductive plug, one of the inner wall of the housing and the outer wall of the motor body is provided with a limit projection, the other is provided with a limit groove, the limit projection is plugged with the limit groove, and the conductive plug is plugged with the conductive slot.

According to some embodiments of the utility model, the knob comprises a knob body, a knob cover, a sensing part, a cover plate, a first plug-in part, a sealing ring and a sealing ring, wherein the knob body is provided with a containing groove on the top surface, the sensing part is arranged in the containing groove, the wire control switch further comprises the cover plate, the first plug-in part is arranged on the bottom surface of the cover plate and can be inserted into the containing groove, so that the cover plate covers the containing groove, the sealing ring is sleeved on the first plug-in part and can be abutted with the groove wall of the containing groove.

According to some embodiments of the utility model, the wire control switch further comprises a clamping piece, a clamping groove is formed in the inner wall of the shell, the clamping piece comprises an abutting portion and an elastic portion, the elastic portion extends out of the abutting portion and forms a free end, the free end can be inserted into the clamping groove, and the abutting portion abuts against the driving motor to limit displacement of the driving motor.

According to some embodiments of the utility model, the outer circumferential surface of the output shaft is provided with external threads, the sliding piece is provided with an inner cavity for the insertion of the output shaft, the wall surface of the inner cavity is provided with internal threads, and the sliding piece is in threaded connection with the output shaft.

According to some embodiments of the utility model, a second plugging portion is arranged at one end of the output shaft connected with the knob, the cross section of the second plugging portion is polygonal, a plugging hole for plugging with the output shaft is arranged on the knob, and the cross section of the plugging hole is correspondingly polygonal.

According to a second aspect of the present utility model, there is provided a sewage apparatus including:

a first body member defining a water passing chamber with an open top;

the second main body piece is used for defining a water passing channel penetrating through the water passing cavity from top to bottom, the lower end of the second main body piece is inserted into the water passing cavity through the opening, the water passing channel is communicated with the water passing cavity, and the second main body piece is detachably connected with the first main body piece;

a sealing plug for opening or closing the water passage;

the switch-by-wire of any of the above embodiments, wherein the control wire core is connected with the sealing plug;

the sealing plug is driven by the control wire core, and can move downwards to close the water passing channel or move upwards to open the water passing channel.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described with reference to the accompanying drawings and examples, in which:

FIG. 1 is a schematic view of a drain according to a second aspect of the present utility model mounted on a sink;

FIG. 2 is a schematic diagram of a drive-by-wire switch of the present utility model applied to a drain;

FIG. 3 is a schematic cross-sectional view of a wire-controlled switch according to the present utility model;

FIG. 4 is an exploded view of the switch of the present utility model;

FIG. 5 is a schematic circuit diagram of a wire-controlled switch according to the present utility model;

fig. 6 is a schematic cross-sectional view of the launching device of the present utility model.

Reference numerals:

the casing 100, the first conductive part 110, the conductive leg 111, the conductive socket 112, the clamping groove 120, the knob 200, the sensing part 210, the second conductive part 220, the conductive groove 221, the accommodating groove 230, the socket 240, the sliding part 300, the control wire core 400, the driving motor 500, the motor main body 510, the conductive plug 511, the limiting protrusion 512, the output shaft 520, the second socket 521, the top cover sheet 600, the first socket 610, the clamping part 700, the abutting part 710, the elastic part 720, the first main body part 800, the water passing cavity 811, the second main body part 820, the water passing channel 821, the sealing plug 830 and the wash basin 840.

Detailed Description

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.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, the meaning of a number is one or more, the meaning of a number is two or more, and greater than, less than, exceeding, etc. are understood to exclude the present number, and the meaning of a number is understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

In the description of the present utility model, the descriptions of the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., mean 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 utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Embodiments of the first aspect of the present utility model provide a wire-controlled switch for actuating the movement of the sealing plug 830. It should be noted that, as shown in fig. 1, a drain device according to a second aspect of the present utility model is schematically shown mounted on a basin 840. The sealing plug 830 of the drainer is inserted into the drain opening, and the sealing plug 830 can move downward to close the drain opening, so that the wash basin 840 stores water, or move upward to open the drain opening, so that the wash basin 840 drains water. The drive-by-wire switch is connected with the sealing plug 830 and can drive the sealing plug 830 to move.

Specifically, as shown in fig. 2 to 4, the wire control switch includes a housing 100, a knob 200, a slider 300, a control wire core 400, and a driving motor 500, the housing 100 can be fixed to a table top of a wash basin 840 (shown with reference to fig. 1), and the knob 200 is rotatably connected to the housing 100. The sliding member 300 is disposed in the housing 100 and is slidably connected to the housing 100. One end of the control wire core 400 is used to connect with the sealing plug 830, and the other end is connected with the slider 300, and the control wire core 400 can move along with the movement of the slider 300.

As shown in fig. 6, one end of the control wire core 400 connected with the sealing plug 830 is vertically arranged, when the sliding member 300 moves upwards, the control wire core 400 is pulled by the sliding member 300, the part of the control wire core 400 located in the drainage device is shortened, the sealing plug 830 moves downwards to close the drainage port, it is noted that the control wire core 400 can be connected with the sealing plug 830 into a whole, when the control wire core 400 moves downwards, the sealing plug 830 is driven to move downwards, the control wire core 400 can also be abutted with the sealing plug 830, and when the control wire core 400 moves downwards, the sealing plug 830 moves downwards under the action of gravity. When the sliding member 300 moves downward, the control wire core 400 is pushed by the sliding member 300, and the portion of the control wire core 400 located in the drain is extended, so that the sealing plug 830 is pushed to move upward to open the drain. It will be appreciated that in the illustrated embodiment, the drive-by-wire switch is disposed vertically, and in other embodiments, the drive-by-wire switch may be disposed horizontally. Accordingly, the terms "upward" and "downward" are used herein to describe various directions, and are not intended to represent actual directions.

As shown in fig. 3 and 4, a driving motor 500 is further provided between the knob 200 and the slider 300, the driving motor 500 includes a motor body 510 and an output shaft 520, the output shaft 520 is provided to pass through the motor body 510, and both ends of the output shaft 520 are provided to protrude from the motor body 510. One end of the output shaft 520 is connected to the knob 200, and the other end is connected to the slider 300, and rotation of the output shaft 520 can drive movement of the slider 300. When the motor body 510 drives the output shaft 520 to rotate, the knob 200 rotates with the output shaft 520 relative to the housing 100, and the slider 300 slides relative to the housing 100, so that the drain port is gradually opened or gradually closed.

Based on the above structure, the wire control switch of the present utility model has a first operation mode and a second operation mode, in the first operation mode, the motor body 510 is electrified, the motor body 510 drives the output shaft 520 to rotate, and the rotation of the driving motor 500 is controlled by the circuit, so as to control the opening or closing of the water outlet. In the second mode of operation, the user manually turns knob 200 so that knob 200 drives output shaft 520 in rotation. Further, when the wire control switch is energized normally, the forward rotation or reverse rotation of the driving motor 500 may be controlled by the switch to open or close the water discharge port. When the use scene is powered off or the line control switch has a circuit fault, the manual driving knob 200 can be used for forward rotation or reverse rotation so as to realize the opening and closing of the water outlet.

The two working modes do not need to extend hands into the wash basin 840 to switch the water outlet, so that the possibility of polluting sewage in the wash basin 840 after washing hands is reduced. The user can control opening and closing of the water outlet through an electric control or manual mode, so that the wire control switch can still be normally used under the condition of power failure.

In some embodiments, the driving motor 500 is electrically connected with a control switch, and the control switch can control the motor to rotate forward, rotate backward or stop, and respectively move up, down or stop corresponding to the sealing plug 830, so that a user adjusts the control switch to a corresponding gear according to requirements, and the motor running states corresponding to different gears are different. In other embodiments, as shown in fig. 3 and 4, the driving motor 500 is electrically connected to the sensing part 210, and the sensing part 210 is communicatively connected to the driving motor 500, so as to control the motor to operate or stop. The sensing unit 210 is provided on the knob 200, and the sensing unit 210 is any one of a photoelectric sensor, a distance sensor, an infrared sensor, a voice sensor, and the like, and is capable of sensing a user's motion or a user's distance and controlling the driving motor 500 according to a feedback output of the sensor.

Taking an infrared sensor as an example, it is set that when the infrared sensor senses that a user swings his/her hand, the driving motor 500 is controlled to be turned on and drive the output shaft 520 to rotate counterclockwise, and the sliding member 300 is driven to move downward, so that the sealing plug 830 is lifted up, the water outlet is opened, and the driving motor 500 is turned off after a set period of time is started. When the user hangs over the infrared sensor for two or more seconds, the driving motor 500 is controlled to be turned on and the output shaft 520 is driven to rotate clockwise, and the slider 300 is driven to move upwards, so that the sealing plug 830 moves downwards, and the water outlet is closed. It should be noted that the specific sensor type of the sensing portion 210 and the action or instruction of triggering the sensor may be set according to specific situations, for example, may be controlled by voice, distance, etc.

The wire control switch of this embodiment realizes contactless control through auto-induction technique, is applicable to install on wash basin 840 in public space such as lavatory, dining room, can effectively reduce hand contact, avoids the health hidden danger.

Further, since the knob 200 rotates with the output shaft 520, it is necessary to ensure power supply to the sensing part 210 while the knob 200 rotates. For this, the housing 100 is provided with a first conductive part 110, and as shown in fig. 3 to 5, the first conductive part 110 can be electrically connected to an external power source, the knob 200 is provided with a second conductive part 220, and the second conductive part 220 is electrically connected to the sensing part 210, and the first conductive part 110 and the second conductive part 220 are electrically connected to each other, so that the external power source can supply power to the sensing part 210. It should be noted that at least one of the first conductive portion 110 and the second conductive portion 220 extends along a circumferential direction to form a ring shape, so that when the knob 200 rotates relative to the housing 100, the first conductive portion 110 and the second conductive portion 220 can be kept in communication, and the sensing portion 210 and the first conductive portion 110 can be kept in electrical conduction.

As shown in fig. 3 and 5, the knob 200 is sleeved at one end of the housing 100, the second conductive portion 220 is disposed on an inner wall of the knob 200, a circle of groove is formed on the inner wall of the knob 200, the second conductive portion 220 is disposed in the groove, and extends along a circumferential direction of the knob 200 to form a ring shape. The second conductive portion 220 is divided into a positive electrode ring and a negative electrode ring, which are sequentially disposed in an axial direction, and are not communicated with each other to avoid a short circuit. The second conductive part 220 is provided at an inner side thereof with a conductive groove 221, and the conductive groove 221 extends in a circumferential direction. The first conductive portion 110 is fixedly disposed on the housing 100, the conductive leg 111 extends from the first conductive portion 110, and the conductive leg 111 is inserted into the conductive groove 221, so that when the knob 200 rotates relative to the housing 100, the conductive leg 111 slides in the conductive groove 221, and still can ensure that the first conductive portion 110 and the second conductive portion 220 are electrically conducted.

In some embodiments, as shown in fig. 5, one of the first conductive part 110 or the motor body 510 is provided with a conductive socket 112, the other is provided with a conductive plug 511, one of the inner wall of the housing 100 and the outer wall of the motor body 510 is provided with a limit protrusion 512, and the other is provided with a limit groove. Thus, there are four combinations: the first conductive part 110 is provided with a conductive slot 112, the motor body 510 is provided with a conductive plug 511, the housing 100 is provided with a limit protrusion 512, and the motor body 510 is provided with a limit slot; alternatively, the first conductive part 110 is provided with a conductive plug 511, the motor body 510 is provided with a conductive socket 112, the housing 100 is provided with a limit protrusion 512, and the motor body 510 is provided with a limit groove; alternatively, the first conductive part 110 is provided with a conductive slot 112, the motor body 510 is provided with a conductive plug 511, the housing 100 is provided with a limit slot, and the motor body 510 is provided with a limit protrusion 512; alternatively, the first conductive part 110 is provided with a conductive plug 511, the motor body 510 is provided with a conductive socket 112, the housing 100 is provided with a limit groove, and the motor body 510 is provided with a limit protrusion 512.

In the embodiment shown in fig. 5, the first conductive part 110 is provided with a conductive slot 112, and when the driving motor 500 is inserted into the housing 100, the limit protrusion 512 and the limit slot are inserted to guide the installation of the driving motor 500, and when the driving motor 500 is further slid down to the installation position, the conductive plug 511 is just inserted into the conductive slot 112, thereby realizing the power supply to the driving motor 500.

As shown in fig. 5, the first conductive part 110 is connected to the second conductive part 220 to supply power to the induction part 210 and is connected to the conductive plug 511 to supply power to the driving motor 500, in addition, the first conductive part 110 may inherit the control circuit, the first conductive part 110 is connected to the induction part 210 in a communication manner, when the induction part 210 sends a command to start the driving motor 500, the first conductive part 110 supplies power to the driving motor 500, and when the induction part 210 sends a command to stop rotating the driving motor 500, the first conductive part 110 cuts off the power to the driving motor 500.

In some embodiments, the knob 200 is provided with a receiving groove 230 on the top surface, and as shown in fig. 3 and 4, the sensing part 210 is disposed in the receiving groove 230. The wire control switch further comprises a top cover sheet 600, wherein the top cover sheet 600 is used for covering the accommodating groove 230, so as to avoid the damage of components of the sensing part 210 caused by water inflow in the accommodating groove 230. It should be noted that, the outer diameter of the top cover sheet 600 is larger than the inner diameter of the receiving groove 230, and the larger top cover sheet 600 can prevent water from penetrating into the gap between the outer wall of the top cover sheet 600 and the inner wall of the receiving groove 230 compared to the top cover sheet 600 directly embedded in the receiving groove 230. In addition, to further improve the waterproof performance of the sensing part 210, the bottom surface of the top cover sheet 600 is provided with a first insertion part 610 formed by a ring of flanges, the first insertion part 610 can be inserted into the accommodating groove 230, and the outer circumferential wall of the first insertion part 610 is disposed parallel to the outer circumferential wall of the accommodating groove 230. The sealing ring is sleeved on the first plugging portion 610, the outer diameter of the sealing ring is slightly larger than the inner diameter of the accommodating groove 230, the sealing ring can be elastically deformed, and when the first plugging portion 610 is inserted into the accommodating groove 230, the sealing ring is elastically deformed and tightly abutted against the inner wall of the accommodating groove 230, so that the probability of water penetrating into the accommodating groove 230 is further reduced.

In some embodiments, as shown in fig. 3 and 4, the wire control switch further includes a clamping member 700, a clamping groove 120 is disposed on an inner wall of the housing 100, the clamping member 700 includes an abutting portion 710 and an elastic portion 720, one end of the elastic portion 720 is connected with the abutting portion 710, the other end extends from the abutting portion 710 to form a free end, the free end can be elastically deformed relative to the fixed end, the clamping member 700 can be inserted into the housing 100 and moved to a set position, at this time, the free end of the elastic portion 720 is inserted into the clamping groove 120, the abutting portion 710 abuts against the driving motor 500, and the driving motor 500 is further limited in the housing 100, so that the driving motor 500 is prevented from shaking.

In some embodiments, similar to the lead screw nut structure, the output shaft 520 and the slider 300 are coupled by threads, converting rotation of the output shaft 520 into movement of the slider 300. Specifically, the outer circumferential surface of the output shaft 520 is provided with external threads, the sliding member 300 is provided with an inner cavity for the insertion of the output shaft 520, the wall surface of the inner cavity is provided with internal threads, and the sliding member 300 is in threaded connection with the output shaft 520. As shown in fig. 3, the slider 300 is movable upward to abut against the driving motor 500 and downward to abut against the connector.

In some embodiments, a second plugging portion 521 is disposed at an end of the output shaft 520 connected to the knob 200, the cross-sectional shape of the second plugging portion 521 is polygonal, a plugging hole 240 for plugging with the output shaft 520 is disposed on the knob 200, the shape of the plugging hole 240 is also polygonal, and referring to fig. 3 and 4, the cross-section of the second plugging portion 521 is hexagonal, and correspondingly, the cross-section of the plugging hole 240 is hexagonal.

In the embodiment of the second aspect of the present utility model, as shown in fig. 6, a drainage device is provided, where the drainage device includes a first body member 800, a second body member 820, a sealing plug 830, and a wire switch mentioned in any one of the foregoing embodiments, the first body member 800 defines a water passing cavity 811 with an opening at the top, the second body member 820 defines a water passing channel 821 penetrating up and down, the lower end of the second body member 820 is inserted into the water passing cavity 811 through the opening, the water passing channel 821 is connected to the water passing cavity 811, and the second body member 820 and the first body member 800 are detachably connected to facilitate cleaning of dirt in the water passing cavity 811. The sealing plug 830 is used for opening or closing the water passage 821, and the control wire core 400 of the wire control switch is connected with the sealing plug 830. When the slider 300 moves upward, the sealing plug 830 can move downward to close the water passage 821, and when the slider 300 moves downward, the sealing plug 830 can move upward to open the water passage 821.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model. Furthermore, embodiments of the utility model and features of the embodiments may be combined with each other without conflict.

Claims (10)

1. The drive-by-wire switch for drive sealing plug removes, its characterized in that includes:

a housing;

the knob is rotationally connected with the shell;

the sliding piece is arranged in the shell and is in sliding connection with the shell;

the control wire core is used for connecting the sealing plug at one end and connected with the sliding piece at the other end, and can move along with the movement of the sliding piece;

the driving motor comprises a motor main body and an output shaft, the output shaft penetrates through the motor main body, two ends of the output shaft extend out of the motor main body to be arranged, one end of the output shaft is connected with the knob, the other end of the output shaft is connected with the sliding piece, and the sliding piece can be driven to move by rotation of the output shaft;

the wire control switch is provided with a first working mode and a second working mode, the motor main body drives the output shaft to rotate in the first working mode, and the knob drives the output shaft to rotate in the second working mode.

2. The drive-by-wire switch of claim 1, wherein the knob is provided with a sensing portion in communication with the drive motor, the sensing portion being capable of controlling the drive motor to operate or stop.

3. The switch of claim 2, wherein a first conductive portion is disposed on the housing, the first conductive portion circumscribes a power source, a second conductive portion is disposed on the knob, the second conductive portion is electrically connected to the sensing portion, and the first conductive portion and the second conductive portion are electrically connected, wherein at least one of the first conductive portion and the second conductive portion extends in a circumferential direction to maintain the sensing portion and the first conductive portion in electrical continuity when the knob rotates relative to the housing.

4. A switch as claimed in claim 3, wherein the knob is sleeved at one end of the housing, the second conductive portion is disposed on an inner wall of the knob and extends along a circumferential direction of the knob, the second conductive portion has a conductive groove extending along the circumferential direction, the first conductive portion extends with a conductive leg, and the conductive leg is inserted into the conductive groove.

5. A drive-by-wire switch according to claim 3, wherein one of the first conductive portion or the motor body is provided with a conductive socket, the other is provided with a conductive plug, one of an inner wall of the housing and an outer wall of the motor body is provided with a limit projection, the other is provided with a limit groove, the limit projection is inserted into the limit groove, and the conductive plug is inserted into the conductive socket.

6. The wire control switch according to claim 2, wherein the knob has a receiving groove provided on a top surface thereof, the sensing portion is disposed in the receiving groove, the wire control switch further comprises a top cover plate, a first plugging portion is provided on a bottom surface of the top cover plate, the first plugging portion can be plugged into the receiving groove, so that the top cover plate covers the receiving groove, and a sealing ring is sleeved on the first plugging portion and can be abutted to a groove wall of the receiving groove.

7. The wire control switch according to claim 1, further comprising a detent member, wherein a detent groove is provided on an inner wall of the housing, the detent member includes an abutment portion and an elastic portion, the elastic portion extends from the abutment portion and forms a free end, the free end can be inserted into the detent groove, and the abutment portion abuts against the driving motor to limit displacement of the driving motor.

8. The wire-controlled switch according to claim 1, wherein the outer peripheral surface of the output shaft is provided with an external thread, the slider is provided with an inner cavity for insertion of the output shaft, an internal thread is provided on a wall surface of the inner cavity, and the slider is screwed with the output shaft.

9. The wire control switch according to claim 1, wherein a second plugging portion is provided at an end of the output shaft connected to the knob, a cross-sectional shape of the second plugging portion is polygonal, a plugging hole for plugging with the output shaft is provided on the knob, and a cross-sectional shape of the plugging hole is a corresponding polygonal shape.

10. Launch device, its characterized in that includes:

a first body member defining a water passing chamber with an open top;

the second main body piece is used for defining a water passing channel penetrating through the water passing cavity from top to bottom, the lower end of the second main body piece is inserted into the water passing cavity through the opening, the water passing channel is communicated with the water passing cavity, and the second main body piece is detachably connected with the first main body piece;

a sealing plug for opening or closing the water passage;

a switch as claimed in any one of claims 1 to 9, the control wire core being connected to the sealing plug;

the sealing plug is driven by the control wire core, and can move downwards to close the water passing channel or move upwards to open the water passing channel.