CN215502803U - Surface cleaning device - Google Patents

Abstract

The utility model discloses a surface cleaning device, which comprises a main machine body, a handheld steam engine and an electric connection mechanism, wherein the electric connection mechanism comprises a plug connector and a socket connector matched with the plug connector, the plug connector is provided with a plurality of electric insertion terminals which are sequentially arranged along the transverse direction, and each electric insertion terminal is provided with a width in the transverse direction and a height in the longitudinal direction; the socket connector has a plurality of sockets arranged in sequence along a transverse direction, and each socket has a width in the transverse direction and a height in a longitudinal direction; the width of the socket is matched with that of the electric insertion terminal, and the height of the socket is larger than that of the electric insertion terminal. According to the utility model, the electric insertion terminal and the sockets matched with the electric insertion terminal are arranged in the transverse direction, so that the alignment difficulty of the plug connector and the socket connector is reduced.

Description

Surface cleaning device

Technical Field

The present application relates to the field of cleaning devices, and more particularly, to a surface cleaning device with vacuum cleaning and steam cleaning functions.

Background

Vacuum cleaner and steam cleaning device are two kinds of commonly used domestic cleaning device, and the large-scale vertical type cleaning device who has the base can clean big surface local such as ground, and the convenient cleaning device of small-size hand-held type of taking nozzle or suction nozzle can clean comparatively narrow region such as furniture surface, kitchen.

Chinese patent publication No. CN209346884U discloses a multifunctional surface cleaning device having both a vacuum function and a steam cleaning function, the surface cleaning device having a detachable portable steam spray gun, and the portable steam spray gun located in an upper body can be detached from the device for use alone. However, the electric plug male terminal on the portable steam spray gun and the electric plug female terminal on the upper machine body of the device are arranged in a triangular mode, and therefore the alignment difficulty is high. In actual use, the portable steam spray gun is higher in operation difficulty in dismounting and connection, and the user experience is low. Meanwhile, as the steam outlet on the portable steam spray gun is closer to the electric plug male and female terminals, the short circuit of the electric plug male and female terminals caused by steam escaping from the steam outlet exists, and the safety of the device is lower.

Disclosure of Invention

In order to solve the above-mentioned problems of high alignment difficulty and low device safety of the electrical connection device of the surface cleaning device, the present invention provides an improved surface cleaning device.

To achieve the above object, the present invention provides a surface cleaning apparatus having both a steam cleaning function and a vacuum cleaning function, the surface cleaning apparatus including a main body, a hand-held steamer capable of generating cleaning steam and configured to be attached to and detached from the main body, and an electrical connection mechanism including a plug connector and a socket connector adapted to the plug connector, the plug connector being provided on a part of the main body and the hand-held steamer; the socket connector is arranged on the other part of the main body and the handheld steam engine; the plug connector is provided with a plurality of electric insertion terminals which are sequentially arranged along the transverse direction, and each electric insertion terminal is provided with a width in the transverse direction and a height in the longitudinal direction; the socket connector is provided with a plurality of sockets which are sequentially arranged along the transverse direction, and each socket is provided with a width in the transverse direction and a height in the longitudinal direction; wherein, the width of the socket is adapted to the width of the electric plug-in terminal, and the height of the socket is larger than the height of the electric plug-in terminal.

According to the technical scheme, the electric insertion terminal and the sockets matched with the electric insertion terminal are arranged in the transverse direction, so that the alignment difficulty of the plug connector and the socket connector is reduced. Simultaneously, configure into its height that highly is greater than the electricity with the socket and insert the height of terminal, more convenient and plug connector and socket connector's grafting reduces the socket degree of difficulty when hand-held steam engine connects apart, provides user experience.

In the above technical solution, it is further preferable that the socket connector further includes a sealing ring, the sealing ring is disposed outside the plurality of sockets and configured to: when the plug connector is jointed with the socket connector, the sealing ring can seal the abutting part of the plug connector and the socket connector. The sealing ring serves to prevent steam escaping from the hand-held steamer from causing a short circuit of the electrical connection mechanism, providing safety of the device.

In the above technical solution, it is further preferable that the receptacle connector further includes a plurality of electrical connection terminals corresponding to the plurality of sockets, the electrical connection terminals are located inside the receptacle connector and configured to: when the electric insertion terminal is inserted into the socket, the electric connection terminal is jointed with the electric insertion terminal.

In the above-mentioned optimized solution, it is further optimized that the number of the electric insertion terminals, the sockets and the electric connection terminals is 4.

In the above-described preferred embodiment, it is preferable that the socket connector further includes a sealing plate capable of moving back and forth along the transverse direction, the sealing plate being disposed between the plurality of sockets and the plurality of electrical connection terminals and having a plurality of empty grooves corresponding to the plurality of sockets, the sealing plate being configured to have a first position for blocking the sockets from the corresponding electrical connection terminals and a second position for communicating the sockets with the corresponding electrical connection terminals. When the plug connector is separated from the socket connector, the sealing plate seals a plurality of sockets on the socket connector, so that the phenomenon that steam enters the socket connector to cause internal circuit aging or short circuit is avoided, and the safety of the device is improved.

In the above-mentioned optimized solution, it is further optimized that the socket connector further includes a plurality of sealing rings, the number of which is the same as that of the plurality of insertion openings, and the sealing rings are used for sealing a gap between the insertion openings and the sealing plate. The sealing ring is used for further improving the air tightness of the socket connector and preventing steam from entering the socket connector.

In the above-mentioned preferred embodiment, the socket connector further comprises a stopper for limiting the sealing plate between the first position and the second position.

In the above-mentioned optimized solution, it may be further optimized that the socket connector further includes a movable block, the movable block is in transmission connection with the sealing plate, and the movable block is configured to drive the sealing plate to move along the transverse direction under the driving of an external force.

In the above technical solution, it is further preferable that the hand-held steamer extends from a head portion to a tail portion along a longitudinal axis, the hand-held steamer further includes an outlet portion for outputting steam to the outside, the outlet portion is disposed at the tail portion, and the socket connector is disposed at the head portion. Arranging the receptacle connector at a head portion remote from the outlet portion reduces the likelihood of shorting the electrical connection mechanism due to steam escaping from the outlet portion, providing safety to the device.

In the above-mentioned preferred embodiment, it is further preferred that the main body includes an upright housing and a cleaning base rotatably connected to the upright housing, the upright housing has an inlet portion capable of engaging with the outlet portion, the inlet portion is used for guiding the steam from the outlet portion to the cleaning base, the plug connector is configured to engage with the socket connector along a first direction, the inlet portion is configured to engage with the outlet portion along a second direction, and an angle between the first direction and the second direction is 90 ° to 110 °. The optimization scheme decomposes the step of connecting the hand-held steamer into the outlet part and the inlet part which are jointed along the second direction and the plug connector and the socket connector which are jointed along the reverse direction of the first direction, reduces the operation difficulty when the hand-held steamer is disconnected and connected and provides the use experience of users.

Drawings

FIG. 1 is a first side view of a surface cleaning apparatus provided in accordance with the present invention;

FIG. 2 is an enlarged partial view of the side view of FIG. 1;

FIG. 3 is a schematic perspective view of the main body shown in FIG. 1;

FIG. 4 is a partial enlarged view of the perspective view of FIG. 3;

FIG. 5 is a perspective view of the hand-held steamer of FIG. 1;

FIG. 6 is a bottom end view of the hand-held steamer of FIG. 4;

FIG. 7 is an enlarged view of a portion of the bottom end surface of FIG. 5;

fig. 8 is a half-sectional view one of the receptacle connector shown in fig. 6;

FIG. 9 is an enlarged partial view of the half-section shown in FIG. 7;

fig. 10 is a second half-sectional view of the receptacle connector shown in fig. 6;

figure 11 is a second side view of the surface cleaning apparatus shown in figure 1.

Detailed Description

To explain technical contents, structural features, achieved objects and effects of the utility model in detail, the technical solutions in the embodiments of the present application will be described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are only a part of the embodiments of the present application, and not all embodiments. In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a detailed description of various exemplary embodiments or implementations of the utility model. However, various exemplary embodiments may be practiced without these specific details or with one or more equivalent arrangements. Moreover, the various exemplary embodiments may be different, but are not necessarily exclusive. For example, the particular shapes, configurations and characteristics of the exemplary embodiments may be used or implemented in another exemplary embodiment without departing from the inventive concept.

In the following, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.

Further, spatially relative terms such as "below … …," "below … …," "below … …," "below," "above … …," "above," "… …," "higher," "side" (e.g., as in "side wall"), etc., are used herein to describe one element's relationship to another (other) element as illustrated in the figures. Spatially relative terms are intended to encompass different orientations of the device in use, operation, and/or manufacture 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" the other elements or features. Thus, the exemplary term "below … …" can encompass both an orientation of above and below. Furthermore, the devices may be otherwise oriented (e.g., rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In the present application, the term "height" means the distance between two points at which the objects are most distant apart in the longitudinal direction. For example: the "height" of "each of the electric insertion terminals has a width in the transverse direction and a height in the longitudinal direction" means a distance between two points at which each of the electric insertion terminals is spaced farthest apart in the longitudinal direction.

FIG. 1 illustrates a surface cleaning apparatus 100 provided by the present invention. The surface cleaning apparatus 100 has both a vacuum function and a steam cleaning function. The surface cleaning device 100 includes a main body 1, a hand-held steamer 2 capable of generating cleaning steam, and an electrical connection mechanism 3 for electrically connecting the main body 1 and the hand-held steamer 2. The electrical connection mechanism 3 includes a plug connector 31 and a receptacle connector 32.

The main body 1 comprises an upright housing 11, a cleaning base 12 adapted to be moved over a surface to be cleaned, and a handle assembly 13 for a user to hold and operate. The upright housing 11 has a first end 111 and a second end 112 away from each other, and the first end 111 is located on the upper side of the second end 112. The handle assembly 13 is fixedly connected to the first end 111 and located at an upper side of the first end 111, and the cleaning base 12 is rotatably connected to a lower portion of the second end 112. The surface cleaning apparatus 100 further includes a dirt cup 4 for storing debris and dust and a suction motor (not shown) located on the upper side of the dirt cup 4. the dirt cup 4 is removably attached to the upright housing 11 for easy cleaning by a user. The upright housing 11 defines a cavity 113 therein, the cavity 113 being located between the first end 111 and the dirt cup 4, and a suction motor is disposed at the cavity 113 and configured to be in fluid communication with the dirt cup 4.

As shown in fig. 2, 3, the cleaning chassis 12 includes a dirty air inlet 121 for drawing in dust and debris, a wiping pad 122 for wiping the surface to be cleaned, a steam distributor 123 for distributing steam to the wiping pad 122, and a moving wheel 124 for effecting movement of the cleaning chassis 12 over the surface to be cleaned. The dirty air inlet 121 and the moving wheel 124 are disposed at both front and rear ends of the base 12, respectively. A wiping pad 122 is arranged between the dirty air inlet 121 and the moving wheel 124 and is arranged to be able to contact the surface to be cleaned, and a steam distributor 123 is adjacent to the wiping pad 122 and on the upper side of the wiping pad 122. The steam distributor 123 is provided with two spaced steam ports (not shown) which are disposed toward the wiping pad 122 and can guide the steam to be uniformly distributed onto the wiping pad 122. The surface cleaning apparatus 100 is arranged with a suction channel 14 which enables the dirt cup 4 to be in fluid communication with the dirty air inlet 121, the suction channel 14 extending partially outside the upright housing 11.

As shown in FIG. 3, the upright housing 11 also has a connecting surface 14 extending between the first end 111 and the second end 112, the connecting surface 14 being located on both the cavity 113 and the rear side of the dirt cup 4. The connecting surface 14 is sequentially provided with a lock hook 141, a socket connector 31 and a positioning block 142 from top to bottom. Referring to fig. 4, the locking hook 141 is adjacent to the first end 111, and the plug connector 31 is adjacent to the locking hook 141. The plug connector 31 includes a plug housing 311, a first region 312 in which a plurality of electrical insertion terminals 313 are arranged, and a fixing block 314 adjacent to the lower side of the plug housing 311. Each electrical insertion terminal 313 has a width X2 in the transverse direction X and a height Y2 in the longitudinal direction Y, each electrical insertion terminal 313 being configured to extend outwardly along a first direction F1, wherein the first direction F1 is perpendicular to both the transverse direction X and the longitudinal direction Y. The plurality of electric insertion terminals 313 are arranged in order along the transverse direction X on a first region 312, the first region 312 being formed by a portion of the wall surface of the housing 311 extending along the first direction F1. The fixing block 314 is fixedly connected to the connection face 14 and also extends along a first direction F1, wherein the number of electrical insertion terminals 313 is 4, and the fixing block 314 protrudes further outward in the first direction F1 with respect to the electrical insertion terminals 313.

As shown in fig. 5, the hand-held steamer 2 includes a body 21, an outlet part 24 for outputting steam to the outside, a water tank 22 for storing water, and a steam generator 23 for converting water into steam. The body 21 extends along a longitudinal axis L from a head portion 211 to a tail portion 212, with the outlet portion 24 being disposed at the tail portion 212. The water tank 22 is disposed substantially at the center of the body 21, the steam generator 23 is located inside the body 21 and is disposed between the water tank 22 and the outlet portion 24, and the water tank 22, the steam generator 23, and the outlet portion 24 are in fluid communication in this order. The head 211 of the body 21 is provided with a control part 26 for the user to operate, and the control part 26 is used for controlling the operation state of the handheld steam engine 2.

As shown in fig. 6, the body 21 further has a bottom end surface 27 away from the water tank 22, and the bottom end surface 27 is configured to have a surface contour matching the surface contour of the connecting surface 14. The bottom face 27 is provided with a locking groove 271 engageable with the locking hook 141, a receptacle connector 32 fitted with the plug connector 31, and a positioning groove 272 engageable with the positioning block 142. The locking groove 271 is located in the head 211 and the positioning block 142 is located approximately in the middle of the bottom end surface 27. Receptacle connector 32 is disposed in head 211 and abuts latch groove 271 away from outlet 24, preventing steam escaping from outlet 24 from shorting receptacle connector 32. The receptacle connector 32 is configured to be electrically connected with the control part 26 and the steam generator 23, respectively, to supply external power thereto.

Referring to fig. 7 to 10, the receptacle connector 32 includes a receptacle housing 321 having a second region 323, a plurality of sockets 322 simultaneously disposed on the second region 323, a plurality of electrical connection terminals 328 located inside the receptacle housing 321, and a sealing plate 325 located between the plurality of sockets 322 and the plurality of electrical connection terminals 328, wherein the number of electrical connection terminals 326 and the number 322 of sockets 322 are 4. Each socket 322 has a width X1 in the transverse direction X and a height Y1 in the longitudinal direction Y. In this example, the width X1 of each receptacle 322 corresponds to the width X2 of the corresponding electrical insertion terminal 313; the height Y1 of each receptacle 322 is greater than the height Y2 of the corresponding electrical insertion terminal 313. A plurality of insertion holes 322 are arranged in a row in the transverse direction on the second region 323. The second area 323 has a surface profile that matches a surface profile of the first area 312 on the plug connector 31, the second area 323 being configured to: the first region 312 can be conformed to the second region 323 when the receptacle connector 32 is engaged with the plug connector 31. The receptacle connector 32 further includes a flexible sealing ring 324 adjacent to the second region 323, the sealing ring 324 being located outside the second region 323 and configured to: when the first area 312 is attached to the second area 322, the sealing ring 324 can seal the connection between the first area 312 and the second area 323.

The electrical connection terminals 328 inside the housing 321 are arranged in a first direction F1 relative to the socket 322. The sealing plate 325 is spaced apart by a clearance (not shown) corresponding to the socket 322 and is configured to be movable back and forth in a lateral direction, the sealing plate 325 having a first position H1 blocking the socket 322 and its corresponding electrical connection terminal 328 and a second position H2 communicating the socket 322 and its corresponding electrical connection terminal 328. A movable block 326 is disposed on the socket connector 32 and drivingly connected to the sealing plate 325, the movable block 326 is exposed from the socket housing 321 and has a slope (not shown), and the movable block 326 is configured to: when the ramp is subjected to a force in the first direction F1, the force pushes the movable block 326 to move in a lateral direction, thereby moving the sealing plate 325 from the first position H1 to the second position H2. The receptacle connector 32 further includes a sealing ring 3211 and a return spring (not shown) disposed therein, the sealing ring 3211 sealing the gap between the socket 322 and the sealing plate 325, and the return spring providing a force to the sealing plate 325 toward the first position H1.

Referring to fig. 3 and 11, the main body 1 further includes an inlet portion 16 and a steam passage 15 for enabling the inlet portion 16 to be in fluid communication with the steam distributor 123. The inlet portion 16 is rotatably mounted on an end of the second end 112 on a side thereof adjacent the connection surface 14 and is configured to be engageable with the outlet portion 24 along a second direction F2, wherein the second direction F2 is angled in a range of 80 ° to 100 ° with respect to the first direction F1.

When the user needs to attach the hand-held steamer 2 to the main body 1, the hand-held steamer 2 is inserted into the main body 1 along the second direction F2. The handheld steamer 2 is pushed against the connection surface 14 in a direction opposite the first direction F1 upon confirming engagement of the outlet section 24 with the inlet section 14. In the process, the positioning block 142 is engaged with the positioning groove 272 to determine the relative position of the handheld steamer 2 and the main body 1, and the fixed block 414 abuts against the inclined surface of the movable block 326 and applies a force to the inclined surface thereof in the first direction F1. The movable block 326 moves the sealing plate 325 laterally under the force of the force, and the sealing plate 325 is switched to the second position H2. The plurality of electrical insertion terminals 313 are inserted into the insertion openings 322 along the first direction F1 and engaged with the electrical connection terminals 328. Thereafter, the first area 312 is attached to the second area 322, and the locking hook 141 is engaged with the locking groove 271 to fix the handheld steamer 2 on the main body 1.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the foregoing description only for the purpose of illustrating the principles of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims, specification, and equivalents thereof.

Claims (10)

1. A surface cleaning apparatus, the surface cleaning apparatus (100) having both a steam cleaning function and a vacuum cleaning function, the surface cleaning apparatus (100) comprising a main body (1), a hand-held steamer (2) and an electrical connection mechanism (3), the hand-held steamer (2) being capable of generating steam and being configured to be attachable to and detachable from the main body (1), the electrical connection mechanism (3) comprising a plug connector (31) and a socket connector (32) adapted to the plug connector (31); the plug connector (31) is arranged on one part of the main body (1) and the handheld steam engine (2), and the socket connector (32) is arranged on the other part; the method is characterized in that:

the plug connector (31) is provided with a plurality of electric insertion terminals (313) which are sequentially arranged along the transverse direction, and each electric insertion terminal (313) is provided with a width (X1) in the transverse direction and a height (Y1) in the longitudinal direction;

the socket connector (32) is provided with a plurality of sockets (322) which are sequentially arranged along the transverse direction, and each socket (322) is provided with a width (X2) in the transverse direction and a height (Y2) in the longitudinal direction;

wherein the width (X1) of each socket (322) is adapted to the width (X2) of the corresponding electrical plug-in terminal (313), and the height (Y1) of each socket (322) is greater than the height (Y2) of the corresponding electrical plug-in terminal (313).

2. A surface cleaning apparatus as claimed in claim 1, characterised in that the socket connector (32) further comprises a sealing ring (324), the sealing ring (324) being disposed outside the plurality of sockets (322) and configured to: when the plug connector (31) is jointed with the socket connector (32), the sealing ring (324) can seal the abutting part of the plug connector (31) and the socket connector (32).

3. A surface cleaning apparatus as claimed in claim 1, characterised in that the socket connector (32) further comprises a plurality of electrical connection terminals (328) corresponding to a plurality of said sockets (322), the electrical connection terminals (328) being located internally of the socket connector (32) and being configured to: when the electric insertion terminal (313) is inserted into the insertion opening (322), the electric connection terminal (328) is engaged with the electric insertion terminal (313).

4. A surface cleaning apparatus as claimed in claim 3, characterised in that the number of electrical plug-in terminals (313), sockets (322) and electrical connection terminals (328) is 4.

5. A surface cleaning apparatus as claimed in claim 3, characterised in that the socket connector (32) further comprises a sealing plate (325) movable back and forth in the transverse direction, the sealing plate (325) being arranged between a plurality of said sockets (322) and a plurality of said electrical connection terminals (328) and having a plurality of recesses corresponding to a plurality of said sockets (322), the sealing plate (325) being configured to have a first position (H1) blocking said sockets (322) from their corresponding electrical connection terminals (328) and a second position (H2) communicating said sockets (322) with their corresponding electrical connection terminals (325)).

6. A surface cleaning apparatus as claimed in claim 5, characterised in that the socket connector (32) further comprises a plurality of sealing rings (3211) in the same number as the plurality of sockets (322), the sealing rings (3211) being arranged to seal a gap between the sockets (322) and the sealing plate (325).

7. A surface cleaning apparatus as claimed in claim 5, characterised in that the socket connector (32) further comprises a retainer (327), the retainer (327) being adapted to retain the sealing plate (325) between the first position (H1) and the second position (H2).

8. A surface cleaning apparatus as claimed in claim 5, characterised in that the socket connector (32) further comprises a movable block (326), the movable block (326) being in driving connection with the sealing plate (325), the movable block (326) being arranged to be able to drive the sealing plate (325) to move in the lateral direction under the influence of an external force.

9. A surface cleaning apparatus as claimed in claim 1, characterised in that the hand-held steamer (2) extends along a longitudinal axis (L) from a head portion (211) to a tail portion (212), the hand-held steamer (2) further comprising an outlet portion (24) for outward steam output, the outlet portion (24) being arranged at the tail portion (212), the socket connector (32) being arranged at the head portion (211).

10. A surface cleaning apparatus as claimed in claim 9, characterised in that the main body (1) comprises an upright housing (12) and a cleaning base (12) rotatably connected to the upright housing (11), the upright shell (11) is provided with an inlet part (14) which can be jointed with the outlet part (25), the inlet portion (14) for directing steam from the outlet portion (24) toward the cleaning base (12), said plug connector (31) being configured to engage said receptacle connector (32) along a first direction (F1), said inlet portion (14) being configured to engage said outlet portion (24) along a second direction (F2), wherein the first direction (F1) is angled in the range of 80 DEG to 100 DEG to the second direction (F2).

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