CN219835562U - Handle assembly and steam cleaning device - Google Patents

Abstract

The utility model discloses a handle assembly and steam cleaning equipment, wherein the handle assembly is arranged on a pipeline assembly of the steam cleaning equipment, and the steam cleaning equipment is provided with a control device which is used for controlling the operation of the steam cleaning equipment; wherein, the handle assembly includes: the handle is fixedly arranged on the pipeline assembly; the trigger device is arranged on the handle and is in wireless communication connection with the control device. According to the handle assembly, wiring harnesses such as wires are not required, and the bending use of the pipeline assembly does not influence the communication between the triggering device and the control device, so that the communication between the triggering device and the control device of the steam cleaning equipment is more reliable.

Description

Handle assembly and steam cleaning device

Technical Field

The utility model relates to the technical field of household appliances, in particular to a handle assembly and steam cleaning equipment.

Background

This section provides merely background information related to the present disclosure and is not necessarily prior art.

In the cleaning industry, high-temperature steam has strong cleaning auxiliary capability and sterilization capability, so that the high-temperature steam is widely applied to various cleaning products. However, because the operation condition of the steam generator is often accompanied with the use situations of high temperature and high pressure, the safe operation of the system is critical, and multiple hardware and software protection are needed to ensure that the system operates stably.

The handle in the current commercial steam equipment realizes communicating with the host computer through setting up the pencil at the hose assembly, but because the hose often bends, the pencil breaks easily, causes the communication disconnection.

Disclosure of Invention

The utility model aims to at least solve the problem that communication disconnection is caused by easy breakage of a wire harness. The aim is achieved by the following technical scheme:

a first aspect of the present utility model proposes a handle assembly for a pipe assembly of a steam cleaning appliance, the steam cleaning appliance having control means for controlling the operation of the steam cleaning appliance; wherein the handle assembly comprises: the handle is fixedly arranged on the pipeline assembly; and the trigger device is arranged on the handle and is in wireless communication connection with the control device.

According to the handle assembly, the triggering device is arranged on the handle assembly, the wireless communication between the triggering device and the control device replaces the existing wire harness connection, a user can directly control the operation of the steam cleaning equipment by operating the triggering device on the handle, and wire harnesses such as wires are not required to be arranged on the pipeline assembly, so that the bending use of the pipeline assembly can not influence the communication between the triggering device and the control device, and the communication between the triggering device and the control device of the steam cleaning equipment is more reliable.

In addition, the handle assembly according to the utility model may also have the following additional technical features:

in some embodiments of the utility model, the handle comprises a holding part, wherein the holding part is in a strip shape and is provided with a containing cavity, and the triggering device is arranged in the containing cavity; the triggering device comprises an induction module and a storage battery module, and the storage battery module is electrically connected with the induction module; the storage battery module and the induction module are stacked along a first direction; wherein, the first direction is perpendicular to the length direction of the holding part.

In some embodiments of the utility model, the triggering device further comprises a switch module comprising an operating button located on one side of the battery module in a second direction; wherein, the second direction is parallel with the length direction of the holding part.

In some embodiments of the utility model, the handle comprises: the handle body is provided with a first mounting groove, and the sensing module and at least part of the switch module are arranged in the first mounting groove; the first cover body is connected with the handle body and seals the first mounting groove, the first cover body is provided with a second mounting groove, and the storage battery module is arranged in the second mounting groove; the second cover body is connected with the first cover body and is used for sealing the second mounting groove; wherein, first mounting groove with the second mounting groove constitutes jointly the holding chamber.

In some embodiments of the present utility model, the first cover body is provided with an annular sealing groove surrounding the second mounting groove, a sealing ring is arranged in the annular sealing groove, the second cover body is provided with a first annular protrusion protruding towards the first cover body, the outline of the first annular protrusion is matched with the outline of the annular sealing groove, and the annular protrusion abuts against the sealing ring.

In some embodiments of the present utility model, the handle body is provided with a second annular protrusion around the first mounting groove, a third annular protrusion is provided on a side of the first cover body facing the handle body, the third annular protrusion is sleeved outside the second annular protrusion, and an inner side wall of the third annular protrusion is attached to an outer side wall of the second annular protrusion.

In some embodiments of the present utility model, the first mounting groove includes a bottom wall and a side wall, the bottom wall is provided with a first rib, and the sensing module is provided on the first rib; the bottom wall is provided with a second convex rib, and the switch module is arranged on the second convex rib; the height dimension of the second convex rib protruding out of the bottom wall is larger than that of the first convex rib protruding out of the bottom wall.

In some embodiments of the present utility model, the first cover is provided with a through hole communicating with the first mounting groove; the switch module comprises a first circuit board and an operation button, the first circuit board is arranged on the second convex rib, the operation button is arranged through the through hole in a penetrating mode, one end of the operation button is connected with the first circuit board, and the other end of the operation button is located outside the accommodating cavity; the sensing module comprises a second circuit board and a sensing spring, and the second circuit board is arranged on the first convex rib; one end of the induction spring is inserted into the second circuit board, and the other end of the induction spring is close to the bottom wall of the first mounting groove.

According to a second aspect of the present utility model, there is also provided a steam cleaning device comprising: the handle assembly of any one of the first aspect; a host; the pipeline component is detachably connected with the host, and the handle component is connected with the pipeline component; and the control device is in wireless communication connection with the triggering device in the handle assembly.

In some embodiments of the utility model, the steam cleaning device further comprises: the power supply main switch is arranged on the host machine and is used for starting or closing the host machine; the steam generator comprises a container and an electromagnetic valve, the electromagnetic valve is arranged on an exhaust pipeline of the container, and the pipeline assembly is communicated with the exhaust pipeline; the control device is respectively and electrically connected with the power supply main switch and the electromagnetic valve, and is respectively and wirelessly connected with the switch module and the induction module in the handle assembly.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:

FIG. 1 schematically illustrates a schematic structural view of a steam cleaning appliance according to some embodiments of the present utility model;

FIG. 2 schematically illustrates a schematic of a handle and push button switch according to some embodiments of the present utility model;

FIG. 3 schematically illustrates a schematic exploded view of a handle and a sensing component from a first perspective in accordance with some embodiments of the present utility model;

FIG. 4 schematically illustrates a structural schematic view of a handle and sensing member and a push button switch from a second perspective in accordance with some embodiments of the present utility model;

FIG. 5 schematically illustrates a structural schematic of a handle body according to some embodiments of the present utility model;

fig. 6 schematically illustrates a schematic cross-sectional structure of a steam generator according to some embodiments of the present utility model;

FIG. 7 schematically illustrates a schematic of electrical connections of a control device to a sensing member, a push button switch, and a solenoid valve and a mains switch according to some embodiments of the utility model;

FIG. 8 schematically illustrates an exploded view of a handle assembly according to some embodiments of the present utility model;

fig. 9 schematically illustrates a structural schematic view of a second cover according to some embodiments of the present utility model;

fig. 10 schematically illustrates a structural schematic of a first cover according to some embodiments of the present utility model.

The reference numerals are as follows:

100. a steam cleaning device;

10. a host; 11. a power supply main switch;

20. a conduit assembly;

30. a control device; 31. a first wireless signal receiving module; 32. a second wireless signal receiving module;

200. a handle assembly;

210. a triggering device;

40. a switch module; 41. a first circuit board; 42. a microcontroller; 43. a first wireless signal transmitting module; 44. operating a button;

50. a handle; 51. a handle body; 511. a first mounting groove; 5111. a bottom wall; 5112. a sidewall; 5113. a first rib; 5114. a second rib; 5117. a grip region; 512. a second annular projection; 52. a first cover; 521. a second mounting groove; 522. a through hole; 523. an annular seal groove; 524. a seal ring; 525. a third annular projection; 53. a second cover; 531. a first annular projection; 54. a grip portion;

60. a steam generator; 61. a container; 62. an electromagnetic valve; 63. an exhaust line;

70. an induction module; 71. a second circuit board; 72. an induction spring; 73. and the second wireless signal transmitting module.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "includes," "including," and "having" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order described or illustrated, unless an order of performance is explicitly stated. It should also be appreciated that additional or alternative steps may be used.

Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.

For ease of description, spatially relative terms, such as "inner," "outer," "lower," "below," "upper," "above," and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. Such spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" or "over" the other elements or features. Thus, the example term "below … …" may include both upper and lower orientations. The device may be otherwise oriented (rotated 90 degrees or in other directions) and the spatial relative relationship descriptors used herein interpreted accordingly.

Referring to fig. 1, 3 and 7, a handle assembly 200 is provided according to an embodiment of the present utility model.

The steam cleaning device 100 has a pipe assembly 20 for outputting high temperature steam and is sprayed through a brush provided at the end of the pipe assembly 20, and the steam cleaning device 100 further has a control device 30, the control device 30 being used to control the operation of the steam cleaning device 100, for example, to control the opening or closing of the steam cleaning device 100, or to control the opening or closing of the steam cleaning device 100 to spray steam.

The handle assembly 200 includes a handle 50, the handle 50 being provided to the duct assembly 20 of the steam cleaning appliance 100, and a user can perform a cleaning operation by pushing a brush in the steam cleaning appliance 100 by holding the handle 50 and the duct assembly 20 while cleaning a floor or other surface to be cleaned. The trigger device 210 is arranged on the handle 50, and the trigger device 210 is in wireless communication connection with the control device 30, so that a user can operate the trigger device 210 to control the operation of the steam cleaning device 100 when performing cleaning operation, the operation is simple, and the user experience is improved. It should be further noted that, instead of the existing wire harness connection, the wireless communication between the trigger device 210 and the control device 30 does not need to provide a wire harness such as a wire harness on the pipe assembly 20, and the bending use of the pipe assembly 20 does not affect the communication between the trigger device 210 and the control device 30, so that the communication between the trigger device 210 and the control device 30 of the steam cleaning device 100 is more reliable.

In some embodiments of the present utility model, as shown in fig. 3, 4 and 7, the triggering device 210 includes a switching module 40, a sensing module 70 and a battery module electrically connected to the switching module 40 and the sensing module 70, respectively, and the battery module is used to supply power to the switching module 40 and the sensing module 70 so that the switching module 40 and the sensing module 70 can operate normally and transmit wireless signals to the control device 30. The control device 30 has a first wireless signal receiving module, and the switch module 40 includes a first wireless signal transmitting module, where the first wireless signal transmitting module is connected to the first wireless signal receiving module in a wireless communication manner. The sensing module 70 includes a second wireless signal transmitting module, and the control device 30 includes a second wireless signal receiving module, where the second wireless signal transmitting module is communicatively connected to the second wireless signal receiving module, and performs wireless communication between the second wireless signal transmitting module and the second wireless signal receiving module 32.

In some embodiments, the second wireless signal receiving module and the second wireless signal receiving module are of the same type as the first wireless signal receiving module and the first wireless signal receiving module.

In some embodiments, the second wireless signal receiving module and the second wireless signal receiving module are of a different type than the first wireless signal receiving module and the first wireless signal receiving module to prevent signal interference.

In some embodiments, the first wireless signal transmitting module and the second wireless signal transmitting module are the same module, i.e. the switch module 40 and the sensing module 70 share the same wireless signal transmitting module, and the first wireless signal receiving module and the second wireless signal receiving module are the same wireless signal receiving module.

In this embodiment, as shown in fig. 2 and 3, the handle 50 includes a grip portion 54, where the grip portion 54 has a receiving cavity for receiving the trigger device 210, and the trigger device 210 is disposed in the receiving cavity to prevent contact or collision between an external object and a circuit board or other device in the trigger device 210, so as to protect the internal electronic device of the trigger device 210.

As shown in fig. 2, 3 and 4, the holding portion 54 is mainly used for a user to hold, the outer shape of the holding portion 54 is generally in a long strip shape, so that the user can hold the handle 50 more easily, and is limited by the outer shape of the holding portion 54, so that the space volume of the accommodating cavity formed inside the holding portion 54 is limited, and therefore, the space utilization of the accommodating cavity is improved. For example, in some embodiments, when the length direction of the grip portion 54 is horizontal, the first direction is perpendicular to the horizontal direction, so that the battery module and the sensing module are stacked in the height direction (i.e., the first direction), and at least a portion of the projection of the battery module on the horizontal plane coincides with the projection of the sensing module 70 on the horizontal plane.

Further, in some embodiments, the projection of the battery module onto the vertical plane does not coincide with the projection of the sensing module 70 onto the vertical plane.

Further, in some embodiments, the switch module includes an operation button located at one side of the battery module in the second direction to facilitate use by a user.

In some embodiments, when the length direction of the grip 54 is horizontal, the projection of the switch module 40 on the horizontal plane is not coincident with the projection of the battery module on the horizontal plane, and at least a portion of the projection of the switch module 40 on the horizontal plane is not coincident with the projection of the sensor module 70 on the horizontal plane, at least a portion of the projection of the switch module 40 on the vertical plane is coincident with the projection of the battery module on the vertical plane, and the projection of the switch module 40 on the vertical plane is not coincident with the projection of the sensor module 70 on the vertical plane.

In this embodiment, by optimizing the relative positions of the switch module 40, the battery module and the sensing module 70, the structure of the triggering device 210 is more compact, and the internal space of the accommodating cavity is fully utilized, which is beneficial to miniaturization of the holding portion 54, so that the holding portion 54 is more suitable for the gripping of a user.

In some embodiments, as shown in fig. 3 and 4, the handle 50 includes a handle body 51, a first cover 52 and a second cover 53, the handle body 51 is provided with a first mounting groove 511, the first cover 52 is connected with the handle body 51 and covers the first mounting groove 511, the first cover 52 is provided with a second mounting groove 521, the second cover 53 is connected with the first cover 52 and covers the second mounting groove 521, and the first mounting groove 511 and the second mounting groove 521 together form a receiving cavity. It is understood that the handle body 51 serves as a carrier for the sensing module 70 and the switching module 40, and the sensing module 70 and at least a portion of the switching module 40 are disposed in the first mounting groove 511, and the second cover 53 serves as a carrier for the battery module and the battery module is disposed in the second mounting groove 521.

In some embodiments, as shown in fig. 8 and 9, the first cover 52 is provided with an annular seal groove 523 provided around the second mounting groove 521, a seal ring 524 is provided in the annular seal groove 523, the second cover 53 is provided with a first annular protrusion 531 protruding toward the first cover 52, the profile of the first annular protrusion 531 matches the profile of the annular seal groove 523, and the annular protrusion abuts the seal ring 524, so that the second cover 53 completely seals the second mounting groove 521, and the second mounting groove 521 has a waterproof function.

Further, as shown in fig. 5 and 10, the handle body 51 is provided with a second annular protrusion 512 surrounding the first mounting groove 511, a third annular protrusion 525 is provided on a side of the first cover 52 facing the handle body 51, the third annular protrusion 525 is sleeved outside the second annular protrusion 512, and an inner side wall of the third annular protrusion 525 is attached to an outer side wall of the second annular protrusion 512, so that external water is prevented from entering the first mounting groove 511 through cooperation between the second annular protrusion 512 and the third annular protrusion 525, and the first mounting groove 511 has a waterproof function.

As can be appreciated, the user can make the hands in a wet state due to perspiration or contact with the cleaning water during the cleaning operation, and the hands inevitably get the water to the handle 50 when they are gripped, so that by providing the sealing structure, it is possible to prevent the outside water from getting into the inside of the first and second mounting grooves 511 and 521, and to prevent the battery module, the switch module 40 and the sensing module 70 from being wetted to cause operation failure.

In this embodiment, as shown in fig. 1 and 7, the steam cleaning device 100 includes a main unit 10, the main unit 10 is provided with a main power switch 11, the main power switch 11 is used for starting or stopping the main unit 10, and the control device 30 is electrically connected with the main power switch 11 and is in wireless communication connection with the switch module 40 in the handle assembly 200.

Specifically, the switch module 40 has an on state and an off state, in the on state, the switch module 40 transmits an on signal to the first wireless signal receiving module 31 through the first wireless signal transmitting module 43, the first wireless signal receiving module 31 receives the on signal and transmits the on signal to the control device 30, the control device 30 controls the power main switch 11 to be turned on according to the on signal, so that the host 10 is turned on, in the off state, the switch module 40 transmits an off signal to the first wireless signal receiving module 31 through the first wireless signal transmitting module 43, the first wireless signal receiving module 31 receives the off signal and transmits the off signal to the control device 30, and the control device 30 controls the power main switch 11 to be turned off according to the off signal, so that the host 10 is turned off.

In some embodiments, the power supply main switch 11 may be an electromagnetic relay disposed in a power supply main circuit of the host 10, and the control device 30 controls the operation of the electromagnetic relay according to the on signal or the off signal so as to connect or disconnect the power supply main circuit, thereby achieving the purpose of controlling the host 10 to be turned on or off. The wireless communication between the switch module 40 and the control device 30 replaces the existing wire harness connection, a user can directly control the starting or closing of the host 10 through the switch module 40 on the operating handle 50, and the wire harness such as a wire is not required to be arranged on the pipeline assembly 20, so that the bending use of the pipeline assembly 20 can not influence the communication between the switch module 40 and the controller, and the communication between the switch module 40 and the controller of the host 10 is more reliable.

It should be noted that, the pairing combination of the first wireless signal transmitting module 43 and the first wireless signal receiving module 31 includes at least one of the following: bluetooth transmitting module and bluetooth receiving module, 433MHz radio frequency transmitting module and 433MHz radio frequency receiving module, wifi transmitting module and wifi receiving module.

In some embodiments, the first wireless signal transmitting module 43 and the first wireless signal receiving module 31 employ bluetooth chips, the types of which include, but are not limited to, the following: blue tooth chips with the types of CYW20706, CYW20737, CYW20736 and the like produced by Infram science and technology company, or blue tooth chips with the types of CC2642R, CC2652R and the like produced by Texas instruments, or blue tooth chips with the types of DA14580, DA14681, DA14585 and the like produced by Dai Lege semiconductors, or low-power-consumption blue tooth data transmission chips with the chip product types of MG127, MG126, MS1591, MS1793 and the like.

In other embodiments, the first wireless signal transmitting module 43 and the first wireless signal receiving module 31 employ radio frequency chips, the types of which include, but are not limited to: 433mhz wireless radio frequency transmitting chip and 433mhz wireless radio frequency receiving chip.

In some embodiments of the present utility model, as shown in fig. 4 and 7, the switch module 40 includes a first circuit board 41 and an operation button 44, a microcontroller 42, a first wireless signal transmitting module 43 and a conductive path are integrated on the first circuit board 41, the microcontroller 42 is electrically connected with the first wireless signal transmitting module 43 through the conductive path, the conductive path is provided with a conductive sensing portion, the operation button 44 has a trigger portion, and the operation button 44 has a first position in which the trigger portion is abutted against the conductive sensing portion and a second position in which the trigger portion is separated from the conductive sensing portion.

When the operation button 44 is pressed to be at the first position, the triggering portion abuts against the conductive sensing portion, so that the current or voltage signal of the conductive sensing portion is changed, the microcontroller 42 converts the current or voltage change signal into an opening signal, and transmits the opening signal to the first wireless signal transmitting module 43, and the opening signal is transmitted to the control device 30 through wireless communication between the first wireless signal transmitting module 43 and the first wireless signal receiving module 31, so that the control device 30 controls the power main switch 11 to be closed according to the opening signal, and the host 10 is started.

As can be appreciated, when the operation button 44 is reset to the second position, the triggering portion is separated from the conductive sensing portion, so that the current or voltage signal of the conductive sensing portion is changed again, the microcontroller 42 converts the current or voltage change signal into a shutdown signal, and transmits the shutdown signal to the first wireless signal transmitting module 43, and the shutdown signal is transmitted to the control device 30 through wireless communication between the first wireless signal transmitting module 43 and the first wireless signal receiving module 31, so that the control device 30 controls the power main switch 11 to be turned off according to the shutdown signal, and the host 10 is turned off.

In this embodiment, the microcontroller 42 includes, but is not limited to: the specific model of the MCS-51 series chip comprises 8031, 8051, 8751, 8032, 8052, 8752 and the like.

In some embodiments, the conductive sensing part is a first conductive contact and a second conductive contact which are arranged at intervals, the triggering part is a conductive resistor, and when the triggering part is propped against the conductive sensing part, the first conductive contact and the second conductive contact are conducted through the triggering part, so that the voltage or the current between the first conductive contact and the second conductive contact is changed.

In some embodiments of the present utility model, as shown in fig. 3 and 4, the first circuit board 41 is disposed in the first mounting groove 511, the first cover 52 is provided with a through hole 522 communicating with the first mounting groove 511, the operation button 44 is disposed through the through hole 522, and the trigger part is disposed in the first mounting groove 511, and an end of the operation button 44 remote from the first circuit board 41 is disposed outside the first mounting groove 511, so that the user can switch the trigger part between the first position and the second position by pressing the operation button 44. The battery module comprises a power supply wire, which is arranged in the second mounting groove 521, and is electrically connected with the first circuit board 41, and the battery is arranged in the second mounting groove and is used for supplying power to the switch module 40 through the power supply wire.

In some embodiments, as shown in fig. 4, two operation buttons 44 are provided on the first circuit board 41, and one operation button 44 of the two transmits an on signal when it abuts against the first circuit board 41 and the other operation button 44 of the two transmits an off signal when it abuts against the first circuit board 41.

In the present embodiment, as shown in fig. 6 and 7, the steam generator 60 includes a container 61 and a solenoid valve 62, the solenoid valve 62 is provided in a vent line 63 of the container 61 and electrically connected to the control device 30, and the duct assembly 20 communicates with the vent line 63.

As shown in fig. 2, 3 and 7, the handle 50 is provided with a holding area 5117, the sensing module 70 is disposed in the first mounting groove 511 and corresponds to the holding area 5117, the sensing module 70 is specifically a capacitive button, the sensing module 70 includes a second circuit board 71 and a sensing spring 72 inserted on the second circuit board 71 and serving as a sensing electrode, and a free end of the sensing spring 72 faces the holding area 5117 and is isolated from the first mounting groove 511 by the handle body 51. In detail, when the user holds the handle 50, the finger or palm portion is close to the sensing spring 72, which is equivalent to connecting a capacitor in parallel to the sensing electrode, increasing the capacitance of the sensing electrode, the time for the sensing electrode (i.e. sensing spring 72) to charge and discharge increases, and the voltage of the capacitor changes, and the voltage change is detected and converted by the integrated chip on the second circuit board 71, which is finally interpreted as a signal that the handle 50 is in the held state. When the finger leaves the capacitor plate, the capacitance becomes smaller, the voltage returns to the original state, and the integrated chip on the second circuit board 71 outputs a signal to the control device 30 that the handle 50 is in an unclamped state based on the change of the voltage.

Specifically, the sensing module 70 includes a second wireless signal transmitting module 73, the control device 30 includes a second wireless signal receiving module 32, the second wireless signal transmitting module 73 is communicatively connected to the second wireless signal receiving module 32, and a signal of the handle 50 in a held state and a signal of the handle 50 in an unclamped state are transmitted to the control device 30 through wireless communication between the second wireless signal transmitting module 73 and the second wireless signal receiving module 32. When the user holds the holding area 5117 of the handle 50, the control device 30 controls the electromagnetic valve 62 to be opened according to the signal that the handle 50 is in the held state, so that the steam cleaning device is sprayed out by steam during the normal cleaning operation of the user; when the user's hand leaves the grip area 5117 of the handle 50, the control device 30 controls the solenoid valve 62 to be closed according to the signal that the handle 50 is in the non-gripped state, so that the steam cleaning apparatus immediately stops spraying steam, and the steam is prevented from scalding the user.

In some embodiments, the second wireless signal transmitting module 73 and the second wireless signal receiving module employ bluetooth chips, the types of which include, but are not limited to, the following: blue tooth chips with the types of CYW20706, CYW20737, CYW20736 and the like produced by Infram science and technology company, or blue tooth chips with the types of CC2642R, CC2652R and the like produced by Texas instruments, or blue tooth chips with the types of DA14580, DA14681, DA14585 and the like produced by Dai Lege semiconductors, or low-power-consumption blue tooth data transmission chips with the chip product types of MG127, MG126, MS1591, MS1793 and the like.

In other embodiments, the second wireless signal transmitting module 73 and the second wireless signal receiving module 32 employ radio frequency chips, the types of which include, but are not limited to: 433mhz wireless radio frequency transmitting chip and 433mhz wireless radio frequency receiving chip.

In this embodiment, as shown in fig. 3, 4 and 5, the sensing module 70 includes a second circuit board 71 and a sensing spring 72 plugged on the second circuit board 71, and the second wireless signal transmitting module 73 is integrated on the second circuit board 71. The first mounting groove 511 includes a bottom wall 5111 and a side wall 5112, the bottom wall 5111 is provided with a first rib 5113, and the second circuit board 71 is arranged on top of the first rib 5113; the bottom wall 5111 is provided with a second convex rib 5114, and the first circuit board 41 is arranged on the top of the second convex rib 5114; the height dimension of the protruding bottom wall 5111 of the second rib 5114 is greater than the height dimension of the protruding bottom wall 5111 of the first rib 5113, so that the first circuit board 41 and the second circuit board 71 are staggered, and the space in the first mounting groove 511 is fully utilized.

In this embodiment, along the direction perpendicular to the bottom wall 5111, the bottom wall 5111 includes a first region and a second region that are not overlapped with each other, the first rib 5113 is disposed in the first region, the second rib 5114 is disposed in the second region, and the second mounting groove 521 is disposed overlapping with the first region, so that the space above the second circuit board 71 is fully utilized, and the structure of the handle 50 is more compact.

According to a second aspect of the present utility model, there is also provided a steam cleaning device 100, as shown in fig. 1, 3, 6 and 7, the steam cleaning device 100 includes a main body 10, a handle assembly 200, a steam generator, a pipe assembly 20 and a control device 30, the pipe assembly 20 is detachably connected to the main body 10, the handle assembly 200 is connected to the pipe assembly 20, and the control device 30 is connected in wireless communication with a triggering device 210 in the handle assembly 200.

Specifically, the host 10 is provided with a main power switch 11, the main power switch 11 is used for starting or stopping the host 10, the control device 30 is electrically connected with the main power switch 11 and is in wireless communication connection with the switch module 40 in the handle assembly 200, the steam generator comprises a container 61 and a solenoid valve 62, the solenoid valve 62 is arranged in an exhaust pipeline 63 of the container, the pipeline assembly 20 is communicated with the exhaust pipeline, and the control device 30 is electrically connected with the solenoid valve and is in wireless communication connection with the sensing module 70 in the handle assembly 200.

It should be noted that, in the steam cleaning device provided by the utility model, when the steam cleaning device meets the requirements that the holding area is in the held state and the switch module is in the on state, steam in the steam cleaning device is sprayed out. When the holding area is in two conditions of being in an unclamped state and the switch module is in a closed state, the steam cleaning device immediately stops spraying steam when any one of the two conditions is met, and the steam is prevented from scalding a user.

The steam cleaning device provided by the utility model has the following advantages:

1. need not to set up pencil such as wire on the pipeline subassembly, the use of bending of pipeline subassembly can not influence the communication between trigger device and the controlling means, makes the communication between trigger device and the controlling means of steam cleaning equipment more reliable.

2. The through hole switch module can actively control the opening or closing of the steam cleaning equipment, and is convenient and simple to operate.

3. When the hand of the user leaves the holding area, the steam cleaning device immediately stops spraying steam, so that the steam is prevented from scalding the user.

The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims (10)

1. A handle assembly, characterized in that the handle assembly is arranged on a pipeline assembly of a steam cleaning device, the steam cleaning device is provided with a control device, and the control device is used for controlling the operation of the steam cleaning device; wherein the handle assembly comprises:

the handle is fixedly arranged on the pipeline assembly;

and the trigger device is arranged on the handle and is in wireless communication connection with the control device.

2. The handle assembly of claim 1, wherein the handle assembly comprises a handle assembly,

the handle comprises a holding part which is in a strip shape and is provided with a containing cavity, and the triggering device is arranged in the containing cavity;

the triggering device comprises an induction module and a storage battery module, and the storage battery module is electrically connected with the induction module;

the storage battery module and the induction module are stacked along a first direction;

wherein, the first direction is perpendicular to the length direction of the holding part.

3. The handle assembly of claim 2, wherein the triggering device further comprises a switch module including an operating button located on one side of the battery module in a second direction;

wherein, the second direction is parallel with the length direction of the holding part.

4. A handle assembly according to claim 3, wherein the handle comprises:

the handle body is provided with a first mounting groove, and the sensing module and at least part of the switch module are arranged in the first mounting groove;

the first cover body is connected with the handle body and seals the first mounting groove, the first cover body is provided with a second mounting groove, and the storage battery module is arranged in the second mounting groove;

the second cover body is connected with the first cover body and is used for sealing the second mounting groove;

wherein, first mounting groove with the second mounting groove constitutes jointly the holding chamber.

5. The handle assembly of claim 4, wherein the handle assembly comprises a handle assembly,

the first lid is equipped with the ring-shaped seal groove that encircles the setting of second mounting groove, be equipped with the sealing washer in the ring-shaped seal groove, the second lid is equipped with towards first bellied annular arch of first lid, first annular bellied profile with the profile phase-match of ring-shaped seal groove, just annular arch with the sealing washer butt.

6. The handle assembly of claim 4 or 5, wherein the handle assembly comprises a handle assembly,

the handle body encircles first mounting groove is equipped with the annular arch of second, first lid orientation one side of handle body is equipped with the annular arch of third, the annular protruding cover of third is located outside the annular arch of second, just the bellied inside wall of annular of third with the bellied lateral wall laminating of annular of second.

7. The handle assembly of claim 4, wherein the handle assembly comprises a handle assembly,

the first mounting groove comprises a bottom wall and a side wall, the bottom wall is provided with a first convex rib, and the induction module is arranged on the first convex rib;

the bottom wall is provided with a second convex rib, and the switch module is arranged on the second convex rib;

the height dimension of the second convex rib protruding out of the bottom wall is larger than that of the first convex rib protruding out of the bottom wall.

8. The handle assembly of claim 7, wherein the first cover is provided with a through hole in communication with the first mounting slot;

the switch module comprises a first circuit board and an operation button, the first circuit board is arranged on the second convex rib, the operation button is arranged through the through hole in a penetrating mode, one end of the operation button is connected with the first circuit board, and the other end of the operation button is located outside the accommodating cavity;

the sensing module comprises a second circuit board and a sensing spring, and the second circuit board is arranged on the first convex rib; one end of the induction spring is inserted into the second circuit board, and the other end of the induction spring is close to the bottom wall of the first mounting groove.

9. A steam cleaning device, the steam cleaning device comprising:

the handle assembly of any one of claims 1-8;

a host;

the pipeline component is detachably connected with the host, and the handle component is connected with the pipeline component;

and the control device is in wireless communication connection with the triggering device in the handle assembly.

10. The steam cleaning device of claim 9, further comprising:

the power supply main switch is arranged on the host machine and is used for starting or closing the host machine;

the steam generator comprises a container and an electromagnetic valve, the electromagnetic valve is arranged on an exhaust pipeline of the container, and the pipeline assembly is communicated with the exhaust pipeline;

the control device is respectively and electrically connected with the power supply main switch and the electromagnetic valve, and is respectively and wirelessly connected with the switch module and the induction module in the handle assembly.