CN113679238A

CN113679238A - Water tank pushing and withdrawing structure and cooking device with same

Info

Publication number: CN113679238A
Application number: CN202010416289.0A
Authority: CN
Inventors: 祁亚辉; 方小林; 付远华
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2020-05-17
Filing date: 2020-05-17
Publication date: 2021-11-23

Abstract

The invention relates to a water tank pushing and withdrawing structure, which comprises a water tank assembly, wherein the water tank assembly comprises a water tank and a water tank seat for accommodating the water tank, the water tank seat is provided with an opening for the inlet and the outlet of a water tank, the water tank can be connected in the water tank seat in a relatively sliding manner and can extend out of the opening of the water tank seat, the water tank seat is provided with a sliding groove extending along the inlet and outlet direction of the water tank, a sliding strip capable of sliding back and forth in the sliding groove is embedded in the sliding groove, and the sliding strip is detachably connected with the water tank. Compared with the prior art, the water tank can slide along the sliding groove along with the sliding strip stably, the pushing and withdrawing actions of the water tank are stable, the water tank and the sliding strip can be detachably connected, the water tank is convenient to take, and the water tank can be prevented from sliding from the water tank seat when the cooking device is placed obliquely.

Description

Water tank pushing and withdrawing structure and cooking device with same

Technical Field

The invention relates to the field of cooking devices, in particular to a cooking device with a water tank pushing and withdrawing structure.

Background

A water tank is generally provided in a cooking device with a steaming function, such as an electric steamer, a steaming and baking integrated machine, and the like. The partial region of putting at control panel has become one of the main trends among the steaming cooking device on the market at present, and for the whole aesthetic property of product, the inside at control panel is installed to the general embedding of water tank for need press the water tank backward when taking the water tank, the water tank pops out forward, and the user can take the water tank or add water in to the water tank this moment. For example, chinese utility model patent No. ZL201220591711.7 (publication No. CN202979507U) discloses a water tank push-out structure of a household appliance.

The release of the water tank is generally promoted through structures such as push rod, cam among the prior art, chinese utility model patent for patent No. ZL201220591711.7 (the grant bulletin No. CN202979507U) discloses a domestic appliance's water tank release structure, including sliding connection in the water tank of domestic appliance casing, still include: the driving component is used for driving the water tank to slide relative to the household appliance shell, and the driving component is arranged in the household appliance shell; the control piece is used for controlling the driving part, electrically connected to the driving part and arranged on the household appliance shell. The chinese utility model patent that patent number is ZL201720543211.9 (the grant bulletin number is CN206955070U) discloses a water tank ejecting device, including casing and sliding connection in the water tank of casing front end, the casing end is equipped with micro-gap switch, is equipped with by motor drive's eccentric wheel between water tank and the micro-gap switch, is equipped with the bulge on the eccentric wheel, and motor drive eccentric wheel rotates. When the bulge of the eccentric wheel abuts against the water tank, the eccentric wheel pushes the water tank to slide out relative to the shell, and when the bulge of the eccentric wheel abuts against the micro switch, the micro switch controls the motor to stop rotating. The problem that the water tank is unstable in pushing and withdrawing exists in the mode, and the risk that the water tank slides down exists when the water tank is pushed out.

Disclosure of Invention

The first technical problem to be solved by the present invention is to provide a water tank pushing and retracting structure with stable water tank pushing and retracting actions, aiming at the prior art.

The second technical problem to be solved by the present invention is to provide a water tank pushing and retracting structure which is stable in water tank pushing and retracting actions and convenient for taking a water tank, aiming at the prior art.

The third technical problem to be solved by the present invention is to provide a water tank pushing and retracting structure for preventing the water tank from sliding off in the prior art.

The fourth technical problem to be solved by the present invention is to provide a water tank pushing and retracting structure which does not need to use a power supply and is convenient to push.

The fifth technical problem to be solved by the present invention is to provide a water tank pushing and retracting structure capable of effectively ensuring that a water tank is retracted in place in order to solve the prior art.

A sixth technical problem to be solved by the present invention is to provide a cooking apparatus having the above water tank pushing and retracting structure in view of the prior art.

The technical scheme adopted by the invention for solving at least one technical problem is as follows: the utility model provides a structure is withdrawed in water tank release, includes the water tank subassembly, and this water tank subassembly includes the water tank and is used for holding the water tank seat of this water tank, and this water tank seat has the opening that the feed water tank came in and go out, and above-mentioned water tank can connect in this water tank seat and can stretch out from the opening of water tank seat with relative slip, its characterized in that, the spout that extends along the water tank discrepancy direction is seted up to the water tank seat, inlays in this spout to be equipped with and to make a round trip the gliding draw runner along this spout, and is connected for shirking between this draw runner and the above-mentioned water tank.

In order to enable the sliding strip to slide back and forth along the sliding groove to better guide the pushing and withdrawing actions of the water tank along the water tank seat, the sliding strip is preferably arranged on the rear side of the water tank along the pushing direction of the water tank, and the front end of the sliding strip is detachably connected with the tail part of the water tank.

The detachable connection of the slide bar and the water tank can be realized in various specific modes, for example, the front end of the slide bar is magnetically attracted and connected or buckled with the tail part of the water tank, so that the slide bar and the water tank are stably connected, and meanwhile, a user can conveniently take the water tank.

Furthermore, the front end of the slide bar is provided with a clamping block, and the tail part of the water tank is provided with a clamping groove for clamping the clamping block.

Furthermore, the clamping block of the slide bar is provided with an elastic pressing bead, and when the clamping block is clamped in the clamping groove, the elastic pressing bead is in a compressed and retracted state and has a tendency of popping outwards. When the clamping block is clamped into the clamping groove, the elastic pressing bead is compressed to accumulate potential energy, so that the clamping block can be stably clamped in the clamping groove, and the water tank is effectively prevented from being separated from the water tank seat under the non-taking-out state.

The specific connection structure of the buckle block and the buckle groove has multiple types, and one of the preferable realization modes is as follows: the elastic pressing beads are two and are respectively arranged on two sides of the buckling block along the direction perpendicular to the water tank in-out direction, guide blocks are respectively and convexly arranged on groove surfaces corresponding to the elastic pressing beads in the buckling grooves respectively, each guide block sequentially comprises a first guide inclined surface, a transition surface and a first limiting inclined surface along the side surface of the buckling block clamping direction, wherein the first guide inclined surface is inclined inwards from back to front relative to the groove surface where the first guide inclined surface is located, the first limiting inclined surface is inclined outwards from back to front relative to the groove surface where the first limiting inclined surface is located, the transition surface is connected between the first guide inclined surface and the first limiting inclined surface, and when the buckling block is clamped into or separated from the buckling grooves, each elastic pressing bead can slide along the side surface corresponding to the guide block and is compressed and limited in an included angle formed between the first limiting inclined surface and the groove surface of the buckling groove or slides out of the buckling groove along the guide inclined surface. Thereby be favorable to buckle piece under the effect of external force (the thrust and the pulling force that act on the water tank) card to buckle the groove and deviate from the buckle groove to enable water tank and draw runner firm connection under the mounted state.

Furthermore, in each guide block, an included angle formed by the first guide inclined surface and the groove surface of the clamping groove where the first guide inclined surface is located is smaller than an included angle formed by the first limiting inclined surface and the groove surface of the clamping groove where the first limiting inclined surface is located, and the transition surface is parallel to the groove surface of the clamping groove where the transition surface is located.

Another preferable implementation manner of the specific connection structure of the buckling block and the buckling groove is as follows: elasticity is pressed the pearl and is set up respectively in the both sides of above-mentioned buckle piece along the direction perpendicular with the water tank discrepancy direction, and the groove face all includes second direction inclined plane, the spacing inclined plane of second and buckle face in succession along buckle piece card income direction about above-mentioned buckle groove, wherein each second direction inclined plane is by preceding outside to the back, each second direction inclined plane all preceding to back slope inwards, and the buckle face is the plane, when each elasticity is pressed the pearl card to go into corresponding buckle groove in, each elasticity is pressed the pearl and is offset with the buckle face that corresponds.

Furthermore, the volume size in buckle groove and the volume size phase-match of buckle piece, and then enable the buckle piece and be connected more firmly with the buckle in buckle groove.

Further, the shapes of the water tank and the water tank seat are both box-shaped, wherein the front end of the water tank seat is opened, the water tank is arranged in the water tank seat in a sliding fit manner along the front-back direction, and the sliding groove is arranged on the inner top surface of the water tank seat along the front-back direction. The water tank is guided to slide back and forth along the water tank seat by arranging the slide bar and the sliding groove on the upper portion of the water tank seat, so that the stability of the slide bar is better, a cantilever state is avoided, and the water tank can be pushed out and retracted more stably. Moreover, the hiding performance is better, and a user is not easy to touch when cleaning the inside of the water tank seat.

Furthermore, the sliding strip is provided with a tooth surface along the length direction of the sliding strip, and further comprises a rebounding assembly and a guiding locking mechanism, wherein the rebounding assembly comprises a first gear, a coil spring and a coil spring seat for mounting the coil spring, the coil spring seat comprises a rotating wheel for winding the coil spring, the first gear and the rotating wheel are coaxially arranged and are meshed with the tooth surface of the sliding strip, a sliding gap is reserved between the rear end of the sliding strip and the corresponding end part of the sliding chute, the water tank is pressed towards the water tank withdrawing direction when the water tank is in an open state, the sliding strip moves to the place towards the water tank withdrawing direction along the sliding chute and is locked by the guiding locking mechanism, and the coil spring accumulates potential energy; when the water tank is closed, the water tank is pressed towards the direction of withdrawing the water tank, the coil spring releases potential energy, the locking assembly is unlocked, and the water tank is pushed out. The force applied to the water tank by a user and the movement generated by the water tank are transmitted to the sliding strip through the meshing action of the first gear and the sliding strip, and then transmitted to the first gear through the sliding strip, so that the coil spring accumulates or releases potential energy, the semi-automatic pushing of the water tank is realized, the pushing of the water tank is facilitated, a power supply is not needed, the structure is simple, and the energy is saved.

Further, the water tank further comprises a one-way damping gear which is meshed with the tooth surface of the slide bar and has no damping in the water tank retraction direction. The sliding strip ejecting speed can be controlled through the matching of the one-way damping gear and the sliding strip, namely the water tank pushing speed is controlled, so that the pushing action of the water tank is more stable, the resistance to be overcome in the pushing direction of the water tank can be reduced, and the hand feeling of a user for pushing the water tank is improved.

Further, the guide locking mechanism comprises a first guide part and a second guide part, wherein the first guide part is linked with the water tank and the water tank seat simultaneously, the second guide part is linked with the water tank seat, when the water tank enters and exits relative to the water tank seat, the first guide part and the second guide part can slide relatively along with the water tank seat, and in addition, the first guide part and the second guide part can be locked relatively under the closed state of the water tank. The guide locking mechanism can guide the action of the slide bar relative to the sliding groove, so that the slide bar can better move along a preset track, and the forward thrust of the coil spring to the slide bar can be overcome to lock the slide bar.

Furthermore, the second guide piece is arranged on the slide bar, one end of the first guide piece is connected with the second guide piece in a sliding fit mode, and the other end of the first guide piece is connected with the water tank seat.

Furthermore, the second guide part is a guide groove arranged on the slide bar, the first guide part is a guide slide bar, one end of the guide slide bar is pivoted with the water tank seat, and the other end of the guide slide bar can slide along the guide groove along with the action of the slide bar.

Furthermore, the guide way sets up along draw runner length direction, and it is by back to preceding in proper order including unblock district and locking district, and wherein, this locking district is by back to preceding in proper order including end to end guide section, locking buffer section and locking position, and the guide section is formed by the fore-end throat of unblock district and is used for leading-in locking guide section with the direction slide bar, and the locking guide section is used for leading-in locking buffer section with the direction slide bar, and the locking buffer section is then used for leading-in locking in the above-mentioned locking position of direction slide bar buffering switching-over.

Still further, the lock mechanism further includes a lock guide slope and a lock introduction slope, the lock buffer section has a front end closed and a rear end opened, the lock guide slope is provided between the lock guide section and the rear end opened of the lock buffer section and guides the guide slide into the lock buffer section, the lock introduction slope is provided continuously with the lock position, the rear end opened of the lock buffer section is opposed to the lock introduction slope in a front-rear direction and is displaced from the lock position, and the lock introduction slope guides the guide slide into the lock position.

Still further, still include unblock buffer segment, unblock derivation inclined plane and unblock guide section, back rear end opening is sealed to above-mentioned unblock buffer segment front end, and unblock derivation inclined plane sets up with the open end of above-mentioned unblock buffer segment relatively with above-mentioned locking position and sets up in succession, and this unblock guide inclined plane is arranged in leading-in the above-mentioned unblock buffer segment of guide slide bar, and the upper end of above-mentioned unblock guide section communicates with the rear end opening of unblock buffer segment and is used for leading the above-mentioned guide segment of guide slide bar.

Still further, still include unblock direction inclined plane, above-mentioned unblock direction section extends along the length direction of unblock buffering section, and above-mentioned guide section sets up with this unblock direction section stagger, and above-mentioned unblock direction inclined plane sets up in succession between unblock direction section and the guide section and from preceding to the slope of back towards the guide section.

Preferably, the locking area is located at the front end of the guide groove, and the unlocking area extends from the rear end of the guide section to the rear end of the guide groove, and the rear end of the guide groove is open, so that a user can conveniently take the water tank.

The water tank positioning device comprises a water tank seat, a positioning mechanism, a reset spring, a micro switch, a trigger piece and a spring, wherein the positioning mechanism is arranged on the water tank seat and positioned at the rear side of the water tank and comprises the micro switch, the trigger piece and the reset spring; when the water tank is withdrawn, the force is transferred to the contact end of the trigger part to make the trigger part slide, when the water tank is withdrawn to the right position, the trigger end of the trigger part is separated from the microswitch, the microswitch is opened, and the reset spring is compressed to store energy. The position measuring mechanism can detect the placing position of the water tank, thereby avoiding the phenomenon that water cannot be pumped or leaks due to incorrect placing position of the water tank.

Further, the trigger piece is a rod piece extending along the water tank in-out direction, the micro switch is arranged on one side of the trigger piece along the direction perpendicular to the water tank in-out direction, the front end of the trigger piece is the contact end, the rear end of the trigger piece is bent towards the micro switch side, and the end part of the trigger piece forms the trigger end.

Further, the buckle block extends from the front end of the slide bar to one side to form an extension block, the front end of the extension block extends forwards to form the buckle block, and the rear side surface of the extension block forms a contact surface which can be abutted against the front end of the trigger piece.

Furthermore, the bottom surface of the water tank seat protrudes upwards to form a mounting groove, the position measuring mechanism is arranged in the mounting groove, a through hole for exposing a contact surface of the clamping block is formed in the front groove wall of the mounting groove, the front end of the trigger piece penetrates through the through hole and can abut against the contact surface of the clamping block, the micro switch is arranged on the top surface of the mounting groove, at least one pair of sliding clamping buckle pairs and a first mounting column are arranged on the top surface of the mounting groove, the left side edge and the right side edge of the trigger piece are respectively clamped into the corresponding sliding clamping buckles and can slide back and forth along the sliding clamping buckles, a mounting window is arranged on the trigger piece in a hollowed-out mode, a second mounting column is arranged on the front side surface of the mounting window, the first mounting column is located in the mounting window, one end of the reset spring is sleeved on the first mounting column, and the other end of the reset spring is sleeved on the second mounting column.

Furthermore, the left inner side and the right inner side of the front end of the water tank seat are respectively provided with a first guide convex rib along the front-back direction in a protruding mode, and the left inner side and the right inner side of the rear end of the water tank seat are provided with a second guide convex rib along the front-back direction in a protruding mode.

Furthermore, each first guide convex rib and second guide convex rib are respectively arranged on the upper part of the inner cavity of the water tank seat, a third guide convex rib is convexly arranged on the inner top surface of the water tank seat along the front-back direction, and a fourth guide convex rib is convexly arranged on the bottom surface of the water tank along the front-back direction.

Further, the height of each first guide convex rib is higher than that of each second guide convex rib.

Furthermore, along the cross section that each first direction protruding muscle is located, the clearance size between each first direction protruding muscle and the corresponding water tank lateral surface is D1, and the clearance between the lateral surface of the water tank part behind each first direction protruding muscle and the water tank seat medial surface is D2, still include control panel, above-mentioned water tank subassembly sets up the rear side at this control panel, and set up on this control panel and can supply the water tank mouth that the case stretched out forward, have the water tank panel on the front end face of water tank, under the water tank closed condition, this water tank panel inlays the dress in above-mentioned water tank mouth, and the clearance between the mouth edge of the left and right sides lateral margin and the corresponding water tank mouth of water tank panel is D3, then D3 > D2 > D1. Through to above-mentioned D1, D2 and D3 reasonable design of size, can prevent that the water tank panel card from dying in control panel's water tank mouth, avoid pushing out the phenomenon that the in-process takes place to block at the water tank, also can prevent simultaneously that the in-process is pushed to the water tank, the delivery port of water tank and the grafting of the water connectors of water tank take place the off normal, avoid taking place to take out in the use and can not sail up water or the phenomenon of leaking.

Further, a water level display window is arranged on the water tank panel. The convenience of a user can directly observe the water level in the water tank through the water level display window, so that water can be added into the water tank in time.

Furthermore, a water filling port is formed in the top wall of the water tank, and a water filling cover is arranged on the upper cover of the water filling port. Thereby facilitating the user to add water to the water tank.

Still further, the water tank includes open-topped water box and can close the top cap on the opening of this water box, and above-mentioned water filling port sets up in the one end of top cap along its length direction, and when top cap and water box lid closed and are connected, the both ends of top cap along its length direction can be traded each other. The user can make the water filling port be located the front end or the rear end of water tank according to the use habit like this to when the water filling port was located the front end of water tank, the user need not to take out the water tank can be to the water injection in the water tank.

Furthermore, the slide bar is provided with a tooth surface along the length direction, and the slide bar further comprises a driving motor and a transmission gear which are arranged in the water tank seat, wherein the transmission gear is arranged on an output shaft of the driving motor and is meshed with the tooth surface of the slide bar. Drive gear rotates and transmit to the draw runner through driving motor drive to drive the draw runner and make a round trip to slide along the spout, realize that the complete automation of water tank is released and is withdrawed, and the reinforcing is felt to science and technology, promotes user's use greatly and experiences.

The water tank further comprises a push-out position switch arranged in the water tank seat, the tail end of the sliding strip is convexly provided with a trigger strip which can abut against a contact of the push-out position switch, the push-out position switch is positioned on the front side of the touch spring, and the touch spring on the sliding strip can abut against or separate from the contact of the push-out position switch in the sliding process of the sliding strip along the sliding groove. The problem that the water tank drops because of the water tank excessively releases can effectively be avoided in the setting of release position switch.

The water tank further comprises a withdrawing position switch arranged in the water tank seat, the withdrawing position switch is positioned on the front side of the pushing position switch, the front end of the sliding strip vertically extends upwards to form an extending block, the front upper end of the extending block extends forwards to form the buckling block, the rear side surface of the extending block forms a triggering surface which can be touched with a contact of the withdrawing position switch, the triggering surface can be abutted or separated from the contact of the pushing position switch in the sliding process of the sliding strip along the sliding groove, and when the triggering surface is abutted with the contact of the pushing position switch, the water tank is withdrawn to the right position. The water tank can be ensured to be retracted in place through the retraction position switch, and the problem that water cannot be pumped or water leakage is caused due to the fact that the water tank is not retracted in place is avoided.

Further, still include water tank position switch, this water tank position switch is located the above-mentioned front side of withdrawing position switch and installs on above-mentioned draw runner, and above-mentioned buckle groove is good at the buckle piece along fore-and-aft direction's length, and when the preceding terminal surface in buckle piece and the preceding grooved surface in buckle groove offset, the trailing flank of water tank touches with water tank position switch's contact. The position of the water tank can be judged more accurately by additionally arranging the water tank position switch, so that misjudgment is further avoided.

In order to better install the water tank position switch and better trigger the water tank position switch, preferably, a mounting cavity is formed in the extension block, the water tank position switch is embedded in the mounting cavity, and the contact of the water tank position switch is exposed out of the front end of the extension block.

The technical scheme adopted for further solving the sixth technical problem is as follows: a cooking device with the water tank pushing-out and withdrawing structure is disclosed.

Compared with the prior art, the invention has the advantages that: the sliding strip is embedded in the sliding groove and can slide back and forth along the sliding groove, and the sliding strip is detachably connected with the water tank, so that the water tank can stably slide along the sliding groove along with the sliding strip, the pushing and withdrawing actions of the water tank are stable, the water tank is detachably connected with the sliding strip, the water tank is convenient to take and can be prevented from sliding from the water tank seat when the cooking device is obliquely placed.

Drawings

Fig. 1 is a schematic structural view of a push-out and retraction structure of a water tank in embodiment 1 of the present invention (in a state where the water tank is closed);

fig. 2 is a schematic structural view of a push-out and retraction structure of a water tank in another state (in an open state of the water tank) according to embodiment 1 of the present invention;

FIG. 3 is a schematic view of the structure of FIG. 1 in another direction;

FIG. 4 is an enlarged view of portion A of FIG. 3;

FIG. 5 is an enlarged view of portion B of FIG. 7;

FIG. 6 is an enlarged view of portion K of FIG. 7;

fig. 7 is a sectional view showing a push-out and retraction structure of a water tank in embodiment 1 of the present invention;

fig. 8 is another sectional view of the push-out and recovery structure of the water tank in embodiment 1 of the present invention;

FIG. 9 is an enlarged view of portion C of FIG. 8;

FIG. 10 is an enlarged view of portion D of FIG. 8;

fig. 11 is a schematic structural view of the front end of a water tank base in embodiment 1 of the present invention;

FIG. 12 is a schematic view of the structure of the upper cover of the water tank base in embodiment 1 of the present invention;

FIG. 13 is a partial schematic structural view of a push-out and retraction structure of a water tank in embodiment 1 of the present invention;

FIG. 14 is another partial schematic structural view of a push-out and retraction structure of a water tank in embodiment 1 of the present invention;

FIG. 15 is a schematic view showing still another partial structure of the push-out and retraction structure of the water tank in embodiment 1 of the present invention;

FIG. 16 is an enlarged view of section E of FIG. 14;

fig. 17 is an enlarged view of portion F of fig. 19;

FIG. 18 is a schematic view showing the structure of a water tank in embodiment 1 of the present invention;

FIG. 19 is a schematic view of the structure of FIG. 18 in another direction;

FIG. 20 is an exploded view of the water tank in embodiment 1 of the present invention;

FIG. 21 is a schematic view of the structure of a slide bar in embodiment 1 of the present invention;

FIG. 22 is a schematic structural view of a guide groove in embodiment 1 of the present invention;

FIG. 23 is a partial schematic structural view of a push-out and retraction structure of a water tank in embodiment 2 of the present invention;

fig. 24 is an enlarged view of portion G of fig. 23;

fig. 25 is an enlarged view of portion H of fig. 26;

FIG. 26 is a schematic view showing the structure of a water tank in embodiment 2 of the present invention;

FIG. 27 is another partial configuration view showing a push-out and retraction structure of the water tank in embodiment 2 of the present invention;

FIG. 28 is a schematic view of the structure of FIG. 27 in another direction;

FIG. 29 is a partial schematic structural view of a push-out and retraction structure of a water tank in embodiment 3 of the present invention;

FIG. 30 is another partial schematic view showing the push-out and retraction structure of the water tank in embodiment 3 of the present invention;

FIG. 31 is a schematic view showing still another partial structure of the push-out and retraction structure of the water tank in embodiment 3 of the present invention;

FIG. 32 is an enlarged view of portion I of FIG. 29;

fig. 33 is an enlarged view of portion J of fig. 30.

Detailed Description

The invention is described in further detail below with reference to the accompanying examples.

Example 1:

as shown in fig. 1 to 22, a cooking apparatus includes a water tank pushing and retracting structure, the water tank pushing and retracting structure includes a water tank assembly 1, and the water tank assembly 1 includes a water tank 11 and a water tank seat 12 for accommodating the water tank 11, in this embodiment, the water tank 11 and the water tank seat 12 are both square, the front end of the water tank seat 12 is open, and the water tank 11 is installed in the water tank seat 12 in a front-back sliding fit manner. Further, the water tank pushing and retracting structure further comprises a control panel 2, the water tank assembly 1 is arranged on the rear side of the control panel 2, a water tank opening 21 capable of enabling the water tank 11 to extend forwards is formed in the control panel 2, a water tank panel 13 is arranged on the front end face of the water tank 11, and the water tank panel 13 is embedded in the water tank opening 21 in the closed state of the water tank 11.

In this embodiment, the water tank base 12 includes an upper cover 121 and a lower cover 122, and the upper cover 121 and the lower cover 122 are vertically fastened to each other. Further, in this embodiment, the left and right inner surfaces of the front end of the water tank base 12 are respectively provided with a first guiding protrusion 1211 protruding in the front-rear direction, and the left and right inner surfaces of the rear end of the water tank base 12 are respectively provided with a second guiding protrusion 1212 protruding in the front-rear direction, so that the length of the water tank 11 in this embodiment is long, and the water tank 11 can smoothly slide back and forth relative to the water tank base 12 by providing the first and second guiding

protrusions

1211, 1212. Further, each of the first guiding ribs 1211 and the second guiding ribs 1212 are respectively disposed at an upper portion of the inner cavity of the water tank base 12, and meanwhile, a third guiding rib 1213 is protruded along the front-rear direction on the inner top surface of the water tank base 12, and a fourth guiding rib 111 is protruded along the front-rear direction on the bottom surface of the water tank 11, so that water can be supplied by the cooperation of the first and

second guiding ribs

1211, 1212 and the third guiding rib 1213 at the lower portion of the water tank base 12, and the water tank 11 can move back and forth relative to the water tank base 12 more smoothly. Preferably, the height of each first guide rib 1211 is higher than the height of each second guide rib 1212, so that the center of gravity of the rear side is more stable during the pushing out of the water tank 11 along the water tank base 12, and the pushing out motion of the water tank 11 is more stable.

Further, along the cross section where each first guide bead 1211 is located, the size of the gap between each first guide bead 1211 and the corresponding outer side surface of the water tank 11 is D1, the gap between the outer side surface of the portion of the water tank 11 behind each first guide bead 1211 and the inner side surface of the water tank base 12 is D2, and the gap between the left and right side edges of the water tank panel 13 and the corresponding port edge of the water tank port 21 is D3, then D3 > D2 > D1. Through the reasonable design of the sizes of the D1, the D2 and the D3, the water tank panel 13 can be prevented from being stuck in the water tank opening 21 of the control panel 2, the phenomenon of blocking in the pushing-out process of the water tank 11 can be avoided, meanwhile, the phenomenon of deviation of the insertion connection between the water outlet of the water tank 11 and the water outlet joint of the water tank 11 in the pushing-in process of the water tank 11 can also be prevented, and the phenomenon of no water pumping or water leakage in the using process can be avoided.

In addition, in this embodiment, the transparent water level display window 131 is vertically arranged on the water tank panel 13, so that a user can directly observe the water level in the water tank 11 through the water level display window 131, and water is added to the water tank 11 in time. A water filling port 112 is arranged on the top wall of the water tank 11, and a water filling cover 113 is arranged on the upper cover of the water filling port 112. The water tank 11 further includes a water box 110 having an open top and a top cover 114 covering the open top of the water box 110, the water filling port 112 is provided at one end of the top cover 114 along the length direction thereof, and when the top cover 114 is connected to the water box 110, the two ends of the top cover 114 along the length direction thereof are interchangeable. Thus, the user can position the water filling port 112 at the front or rear end of the water tank 11 according to the usage habit, and when the water filling port 112 is positioned at the front end of the water tank 11, the user can fill water into the water tank 11 without taking out the water tank 11. In addition, a sealing ring 115 is arranged between the top cover 114 and the opening edge of the water box 110, so that water leakage from the joint of the top cover 114 and the opening of the water box 110 after water is added into the water tank 11 is avoided.

Further, the water tank pushing and retracting structure further includes a slide bar 3, a sliding groove 120 is formed in the water tank base 12 in the front-rear direction, the slide bar 3 is embedded in the sliding groove 120 and can slide back and forth along the sliding groove 120, and the slide bar 3 is detachably connected to the water tank 11. Thereby enable water tank 11 to slide along spout 120 along with draw runner 3 steadily for the action of releasing and withdrawing of water tank 11 is steady, and water tank 11 can shirk with draw runner 3 and be connected, not only conveniently takes water tank 11, can avoid moreover when cooking device slope is placed, water tank 11 landing from water tank seat 12. Preferably, in this embodiment, the sliding groove 120 is disposed on the inner top surface of the water tank base 12 in the front-rear direction, that is, the sliding strip 3 and the sliding groove 120 are disposed on the upper portion of the water tank base 12 to guide the water tank 11 to slide back and forth along the water tank base 12, so that the stability of the sliding strip 3 is better, and there is no cantilever state, thereby enabling the pushing-out and retracting actions of the water tank 11 to be more stable. Moreover, the hiding performance is better, and the user is not easy to touch when cleaning the inside of the water tank seat 12. Specifically, in the present embodiment, the rear end of the upper cover 121 of the water tank 11 is provided with the above-described slide groove 120 along the length direction thereof.

In order to make the slide bar 3 slide back and forth along the slide groove 120 to better guide the pushing and retracting actions of the water tank 11 along the water tank seat 12, in the embodiment, the slide bar 3 is arranged at the rear side of the water tank 11 along the pushing direction of the water tank 11, and the front end of the slide bar 3 is detachably connected with the tail part of the water tank 11. The detachable connection of the slide bar 3 and the water tank 11 can have multiple specific implementation modes, for example, the front end of the slide bar 3 and the tail of the water tank 11 are magnetically attracted and connected or buckled and connected, so that the slide bar 3 and the water tank 11 form stable connection, and meanwhile, the water tank 11 can be taken by a user conveniently.

Furthermore, the locking block 31 of the slide bar 3 is provided with an elastic pressing bead 311, and when the locking block 31 is locked in the locking groove 4, the elastic pressing bead 311 is in a compressed and retracted state and has a tendency of popping out. When the fastening block 31 is fastened in the fastening groove 4, the elastic pressing bead 311 is compressed to accumulate potential energy, so that the fastening block 31 can be firmly fastened in the fastening groove 4, and the water tank 11 is effectively prevented from being separated from the water tank base 12 in a non-taken-out state. Still further, in this embodiment, the two elastic pressing beads 311 are respectively disposed on the left and right outer side surfaces of the locking block 31, the left and right walls of the locking slot 4 are respectively provided with a guide block 41 in a protruding manner, the side surface of each guide block 41 along the locking direction of the locking block 31 sequentially comprises a first guide inclined surface 411, a transition surface 412 and a first limit inclined surface 413, wherein, the first guiding inclined surface 411 inclines inwards from back to front relative to the groove surface where the first guiding inclined surface 411 is located, the first limiting inclined surface 413 inclines outwards from back to front relative to the groove surface where the first limiting inclined surface 413 is located, the transition surface 412 is connected between the first guiding inclined surface 411 and the first limiting inclined surface 413, when the buckling block 31 is clamped into or separated from the buckling groove 4, each elastic pressing bead 311 can slide along the side surface corresponding to the guiding block 41, and is compressed and limited in an included angle formed by the corresponding first limiting inclined surface 413 and the groove surface of the buckle groove 4 or slides out of the buckle groove 4 along the guide inclined surface. Thereby facilitating the snap-in block 31 to snap into the snap-in groove 4 and to be released from the snap-in groove 4 under the action of external force (pushing and pulling force acting on the water tank 11), and enabling the water tank 11 to be stably connected with the slide bar 3 in the installed state. Preferably, in each guide block 41, an included angle formed by the first guide inclined surface 411 and the groove surface of the locking groove 4 where the first guide inclined surface 411 is located is smaller than an included angle formed by the first limiting inclined surface 413 and the groove surface of the locking groove 4 where the first limiting inclined surface 412 is located, and the transition surface 412 is parallel to the groove surface of the locking groove 4 where the transition surface is located, so that the locking block 31 can be better guided into and out of the locking groove 4, and meanwhile, the locking block 31 can be better limited in the locking groove 4. In this embodiment, the volume of the fastening block 31 is matched with the volume of the fastening groove 4, so that the fastening connection between the fastening block 31 and the fastening groove 4 is more stable.

Further, in this embodiment, the front end of the slide bar 3 extends vertically upward to form an extending block 310, and the front upper end of the extending block 310 extends forward to form the fastening block 31. A tooth surface 32 is arranged on one side of the top surface of the slide bar 3 in the extending length direction, further, the water tank pushing and retracting structure in the embodiment further includes a rebounding assembly 5 and a guiding and locking mechanism 6, the rebounding assembly 5 includes a first gear 51, a coil spring 52 and a coil spring seat 53 for mounting the coil spring 52, the coil spring seat 53 includes a rotating wheel 531 for winding the coil spring 52, the first gear 51 is coaxially arranged with the rotating wheel 531 and is meshed with the tooth surface 32 of the slide bar 3, and a sliding gap is left between the rear end of the slide bar 3 and the corresponding end of the sliding chute 120. When the water tank 11 is in an open state, the water tank 11 is pressed towards the water tank 11 retracting direction, the slide bar 3 moves to a position along the sliding groove 120 towards the water tank 11 retracting direction and is locked by the guide locking mechanism 6, and the coil spring 52 accumulates potential energy; when the water tank 11 is closed, the coil spring 52 releases the potential energy by pressing the water tank 11 in the direction of retracting the water tank 11, the guide lock mechanism 6 is unlocked, and the water tank 11 is pushed out. It can be seen that, in this embodiment, the force applied to the water tank 11 by the user and the movement generated by the water tank 11 are transmitted to the slide bar 3 by the meshing action of the first gear 51 and the slide bar 3, and then transmitted to the first gear 51 through the slide bar 3, so that the coil spring 52 accumulates or releases potential energy, thereby realizing semi-automatic pushing of the water tank 11, facilitating pushing of the water tank 11, avoiding the need of a power supply, having a simple structure, and saving energy. Further, the water tank pushing device further comprises a one-way damping gear 50 which is meshed with the tooth surface 32 of the slide bar 3 and has no damping in the retraction direction of the water tank 11, the one-way damping gear 50 is arranged behind the rebounding assembly 5, and therefore the ejecting speed of the slide bar 3 can be controlled through the matching of the one-way damping gear 50 and the slide bar 3, namely the ejecting speed of the water tank 11 is controlled, the ejecting action of the water tank 11 is more stable, meanwhile, the resistance which needs to be overcome in the water tank ejecting direction can be reduced, and the hand feeling of a user for ejecting the water tank 11 is improved.

The guide locking mechanism 6 includes a first guide member and a second guide member, wherein the first guide member is coupled to the water tank 11 and the water tank base 12 at the same time, and the second guide member is coupled to the water tank base 12, when the water tank 11 is moved into and out of the water tank base 12, the first guide member and the second guide member can slide relatively with the water tank base, and the first guide member and the second guide member can be locked relatively when the water tank 11 is closed. The action of the slide bar 3 relative to the slide groove 120 can be guided by the guide locking mechanism 6, so that the slide bar 3 can better move along a preset track, and the slide bar 3 can be locked against the forward thrust of the coil spring 52 to the slide bar 3. Preferably, in this embodiment, the second guiding member is disposed on the slide bar 3, and one end of the first guiding member is slidably connected with the second guiding member, and the other end is connected with the water tank base 12. Further, preferably, the second guide member is a guide groove 61 formed in the slide bar 3, and the first guide member is a guide slide 62, one end of the guide slide 62 is pivotally connected to a top wall of the upper cover 121 of the tank base 12, and the other end is slidable along the guide groove 61 in accordance with the movement of the slide bar 3. Specifically, in the present embodiment, the guide groove 61 is disposed on the top surface of the slide bar 3 along the length direction of the slide bar 3 and is disposed in parallel with the tooth surface 32, the guide sliding rod 62 extends horizontally, the upper and lower ends thereof are respectively bent vertically, the upper end thereof is pivoted to the upper cover 121 of the water tank base 12, and the lower end thereof is fitted into the guide groove 61.

The guide groove 61 includes an unlocking region 61a and a locking region 61b in sequence from back to front, wherein the locking region 61b includes an unlocking region 61a, a guide section 611, a locking guide section 612, a locking buffer section 613 and a locking position 614 in sequence from back to front, wherein the guide section 611 is formed by the unlocking region 61a necking forward and is used for guiding the guide rod 62 into the locking guide section 612, the locking guide section 612 is used for guiding the guide rod 62 into the locking buffer section 613, and the locking buffer section 613 is used for buffering and reversing the guide rod 62 and guiding into the locking position 614 for locking. Further, the lock mechanism includes a lock guide slope 615 and a lock guide slope 616, the lock buffer portion 613 is provided on a front wall of the guide groove 61 and has a front end closed and a rear end opened, the lock guide slope 615 is provided between the lock guide portion 612 and the rear end opening of the lock buffer portion 613 and guides the guide rod 62 into the lock buffer portion 613, the lock guide slope 616 is provided continuously to the lock position 614, the rear end opening of the lock buffer portion 613 is opposed to the lock guide slope 615 in a front-rear direction and is offset from the lock position 614, and the lock guide slope 616 is provided to guide the guide rod 62 into the lock position 614. Still further, the slide door further includes an unlocking buffer section 617, an unlocking lead-out slope 618, and an unlocking guide section 619, wherein the unlocking buffer section 617 is located on a front groove wall of the guide groove 61 and is arranged in parallel with the locking buffer section 613, a front end thereof closes a rear end opening, the unlocking lead-out slope 618 is arranged opposite to the locking position 614 and is continuous with an opening end of the unlocking buffer section 617, the unlocking guide slope 610 guides the guide slide bar 62 into the unlocking buffer section 617, and an upper end of the unlocking guide section 619 is communicated with a rear end opening of the unlocking buffer section 617 and guides the guide slide bar 62 to the guide section 611. In this embodiment, the front end of the guide groove 61 is provided with a guide protrusion 63 protruding forward of the guide section 611, the guide protrusion 63 has a triangular shape as a whole, the left and right side surfaces and the corresponding groove walls of the guide groove 61 respectively enclose the locking guide section 612 and the unlocking guide section 619, and the left side surface of the front surface is bent backward to form a V-shaped groove, so that the front surface is provided with a locking position 614 and the locking guide inclined surface 616 for locking and limiting the lower end portion of the guide slide bar 62.

When the water tank 11 is retracted, the water tank 11 is pushed backward, the slide bar 3 moves backward along the slide groove 120, the lower end portion of the guide slide bar 62 slides from the unlock section 61a into the guide section 611, when sliding to the lock guide section 612, the guide slide bar 62 deflects and slides into the lock buffer section 613 by the lock guide slope 615, and the slide bar 3 slides to the right position, and the guide slide bar 62 overcomes the sliding inertia in the lock buffer section 613 and is locked in the lock position 614 by the lock guide slope 616, thereby locking the slide bar 3. When the water tank is pushed out, the water tank panel 13 of the water tank is pressed backwards, the lower end part of the guide slide rod 62 enters the unlocking buffer section 617 from the locking position 614 under the action of the unlocking guide slope 618, then the slide bar 3 slides forwards under the action of the rebounding force of the coil spring 52, the lower end part of the guide slide rod 62 slides backwards out of the unlocking buffer section 617, slides into the guide section 611 through the unlocking guide section 619, and finally slides into the unlocking area 61a, so that the slide bar 3 is unlocked, and a user can take the water tank. In this embodiment, the locking region 61b is located at the front end of the guide groove 61, and the unlocking region 61a extends from the rear end of the guide section 611 to the rear end of the guide groove 61, and the rear end of the guide groove 61 is open, so that the user can conveniently take the water tank 11.

Further, the tank pushing-out structure of the present embodiment further includes a position measuring mechanism 7 for detecting a position of the tank 11, the position measuring mechanism 7 being provided on the tank base 12 and located at a rear side of the tank 11, and including a micro switch 71, a trigger 72, and a return spring 73, the trigger 72 being slidably provided on the tank base 12 in an inlet and outlet direction of the tank 11, one end of the return spring 73 being attached to the trigger 72, and the other end thereof being attached to the tank base 12. When the water tank 11 is not placed or is opened, the trigger end 722 of the trigger 72 abuts against the micro switch 71, the micro switch 71 is closed, and the return spring 73 is in a natural state; when the water tank 11 is withdrawn, the force is transmitted to the contact end 721 of the trigger 72 to slide the trigger 72, when the water tank 11 is withdrawn to the right position, the trigger end 722 of the trigger 72 is disengaged from the micro switch 71, the micro switch 71 is opened, and the return spring 73 is compressed to store energy. The positioning mechanism 7 in this embodiment can detect the placement position of the water tank 11, thereby preventing the water from being not pumped or leaking due to incorrect placement position of the water tank 11.

Further, in this embodiment, the trigger 72 is a rod extending in the front-rear direction, the micro switch 71 is disposed on the left side of the trigger 72, the front end of the trigger 72 is the contact end 721, the rear end of the trigger 72 is bent toward the micro switch 71, and the end of the trigger forms the trigger end 722, the micro switch 71 is located on the front side of the trigger end 722, and the contact point of the micro switch 71 is opposite to the trigger end 722 in the front-rear direction. Because the movement stroke of the trigger 72 to the retraction direction of the water tank 11 is relatively large, the trigger end 722 is formed after the trigger 72 is bent, so that the problem that water cannot be pumped or leaked due to the fact that the water outlet of the water tank 11 and the water outlet joint of the water tank base 12 are not combined in place due to the problem of the dimensional tolerance of the parts in the process of putting the water tank 11 in can be avoided, and the problem that the water tank panel 13 is not flat due to the problem of the dimensional tolerance of the parts can also be avoided. The engaging piece 31 is formed by extending the front end of the slide bar 3 to one side to form an extending piece 310, the front end of the extending piece 310 extends forward to form the engaging piece 31, and the rear side surface of the extending piece 310 forms a contact surface 3100 which can be abutted against the front end of the trigger 72. Thus, the contact surface 3100 on the slide 3 interacts with the trigger 72 to trigger the trigger 72, thereby opening and closing the microswitch 71. In this embodiment, the bottom surface of the lower cover 122 of the water tank base 12 protrudes upward to form a mounting groove 1221, the position measuring mechanism 7 is disposed in the mounting groove 1221, a through hole for exposing the contact surface 3100 is formed on a front wall of the mounting groove 1221, a front end of the trigger 72 passes through the through hole and can abut against the contact surface 3100 of the latch block 31, the micro switch 71 is mounted on a top surface of the mounting groove 1221, at least a pair of slide latches 12211 and a first mounting post 12212 are disposed on the top surface of the mounting groove 1221, left and right side edges of the trigger 72 are respectively latched into the corresponding slide latches 12211 and can slide back and forth along the slide latches 12211, a mounting window 7210 is hollowed out on the trigger 72, a second mounting post 7211 is disposed on a front side surface of the mounting window 7210, the first mounting post 12212 is disposed in the mounting window 7210, and one end of the return spring 73 is fitted over the first mounting post 12212, the other end is sleeved on the second mounting column 7211.

When the water tank 11 is put into place during the retraction of the water tank 11, the return spring 73 is compressed, and the trigger 72 is driven to move towards the rear side of the water tank base 12, so that the trigger end 722 of the trigger 72 is separated from the contact of the micro switch 71, the micro switch 71 is turned off, and the water tank 11 is pushed into place. If the water tank 11 is not pushed in place, the trigger end 722 of the trigger 72 keeps abutting against the contact of the micro switch 71, the micro switch 71 is turned on, and the position state of the water tank 11 can be judged according to the opening and closing state of the micro switch 71. In addition, when the water tank 11 is pushed to the proper position, the slide bar 3 is locked by the guide locking mechanism 6, so that the contact end 721 of the trigger 72 is not in direct contact with the water tank 11 but in contact with the contact surface 3100 of the slide bar 3, and the problem that the water cannot be pumped up or leaks due to the fact that the return spring 73 applies force to the water tank 11 and the water outlet of the water tank 11 is not properly combined with the water outlet joint can be avoided.

Example 2:

as shown in fig. 23 to 28, unlike embodiment 1, the water tank pushing and retracting structure of the present embodiment does not include the rebounding member 5, the guide locking mechanism 6, and the positioning mechanism 7, and the present embodiment can realize automatic pushing and retracting of the water tank 11. Specifically, the present embodiment further includes a drive motor 81 provided in the water tank base 12, and a transmission gear 82 mounted on an output shaft of the drive motor 81 and engaged with the tooth face 32 of the above-described slide bar 3. In this sample embodiment, the driving gear 82 is driven by the driving motor 81 to rotate and drive the slide bar 3, so that the slide bar 3 is driven to slide back and forth along the sliding groove 120, the water tank 11 is completely and automatically pushed out and retracted, the technological sense is enhanced, and the use experience of a user is greatly improved.

In this embodiment, the left and right groove surfaces of the locking groove 4 continuously include a second guiding inclined surface 414, a second limiting inclined surface 415, and a locking surface 416 along the locking direction of the locking block 31, wherein each second guiding inclined surface 414 is inclined outward from front to back, each second guiding inclined surface 414 is inclined inward from front to back, and the locking surface 416 is a plane surface, when each elastic pressing bead 311 is locked in the corresponding locking groove 4, each elastic pressing bead 311 abuts against the corresponding locking surface 416. The volume of the locking block 31 in this embodiment is matched with the volume of the locking groove 4. The design of the second guiding inclined surface 414 enables the buckling block 31 to be better clamped into the buckling groove 4 or separated from the buckling groove 4, so as to improve the use hand feeling of clamping and taking out the water tank 11, and the design of the second limiting inclined surface 415 and the buckling surface 416 enables the buckling block 31 to be buckled in the buckling groove 4 more stably, so that the stability of the water tank installation structure is ensured.

The water tank further comprises a push-out position switch 91 and a retraction position switch 92 which are arranged in the water tank base 12, a touch spring 33 which can be abutted against the contact of the push-out position switch 91 is convexly arranged at the tail end of the slide bar 3, the push-out position switch 91 is arranged at the front side of the touch spring, and the touch spring 33 on the slide bar 3 can be abutted against or separated from the contact of the push-out position switch 91 in the process that the slide bar 3 slides along the sliding groove 120. When the contact spring abuts against the contact of the push-out position switch 91, the push-out position switch 91 is turned on; when the contact spring 33 is disengaged from the contact of the push-out position switch 91, the push-out position switch 91 is turned off. The push-out position switch 91 can effectively avoid the problem that the water tank 11 falls down due to excessive push-out of the water tank 11.

Further, the water tank further comprises a withdrawing position switch 92 installed in the water tank seat 12, the withdrawing position switch 92 is located at the front side of the pushing position switch 91, the front end of the slide bar 3 extends vertically upwards to form an extending block 310, the front upper end of the extending block 310 extends forwards to form the buckling block 31, the rear side surface of the extending block 310 forms a trigger surface 3101 capable of being touched by the contact of the withdrawing position switch 92, the trigger surface 3101 can be abutted against or separated from the contact of the pushing position switch 91 in the sliding process of the slide bar 3 along the sliding chute 120, when the trigger surface 3101 is abutted against the contact of the withdrawing position switch 92, the withdrawing position switch 92 is opened, when the trigger surface 3101 is separated from the contact of the withdrawing position switch 92, the withdrawing position switch 92 is closed, and when the withdrawing position switch 92 is opened, the water tank 11 is withdrawn to the right position. The retraction position switch 92 can ensure that the water tank 11 is retracted in place, thereby avoiding the problem of water leakage or water failure caused by the water tank 11 not being retracted in place.

In this embodiment, when the water tank 11 retracts, the sliding bar 3 is driven to move backward along the sliding groove 120, when the contact spring on the sliding bar 3 is separated from the contact of the push-out position switch 91, and the push-out position switch 91 is turned off, the system determines that the water tank 11 is in the retraction state, the driving motor 81 starts to rotate clockwise to drive the sliding bar 3 to move backward along the sliding groove 120, when the water tank 11 touches the retraction position switch 92, the retraction position switch 92 is turned on, the water tank 11 retracts to the right position, and the driving motor 81 stops working.

Example 3:

as shown in fig. 29 to 33, unlike embodiment 2, in this embodiment, a water tank position switch 93 is further included, the water tank position switch 93 is located on the front side of the retracted position switch 92 and is mounted on the slide bar 3, the length of the latching groove 4 in the front-rear direction is longer than that of the latching block 31, and when the front end surface of the latching block 31 abuts against the front groove surface of the latching groove 4, the rear side surface of the water tank 11 abuts against the contact of the water tank position switch 93.

When the fastening block 31 on the rack is fastened into the fastening groove 4 and the elastic pressing balls 311 on both sides of the fastening block 31 are respectively limited on the corresponding second limiting inclined surfaces 415, due to the inertia of the water tank 11, the fastening block 31 will continue to move towards the inside of the fastening groove 4 until the front end surface of the fastening block 31 abuts against the front groove surface of the fastening groove 4, and since the water tank position switch 93 is installed on the slide bar 3, the rear side surface of the water tank 11 touches the contact of the water tank position switch 93, and the water tank position switch 93 is opened to trigger the reverse signal of the driving motor 81. Preferably, in this embodiment, a mounting cavity 3102 is opened in the extension block 310, the tank position switch 93 is embedded in the mounting cavity 3102, and the contact point of the tank position switch 93 is exposed out of the front end of the extension block 310, so that the tank position switch 93 can be stably mounted, and the contact point of the tank position switch 93 can better abut against the front groove surface of the fastening groove 4 to trigger the tank position switch 93.

In this example embodiment, the position of the water tank 11 can be determined more accurately by providing the push-out position switch 91, the retraction position switch 92, and the tank position switch 93, thereby further avoiding erroneous determination. Specifically, the method comprises the following steps: (1) when the push-out position switch 91 is turned on from off, the water tank 11 is pushed out to the limit position state, meanwhile, the water tank position switch 93 is turned on from off, and at the moment, if the water tank position switch 93 is turned off, the water tank 11 is judged to be taken out; (2) when the water tank 11 is filled with water and is returned, the water tank position switch 93 is closed and the driving motor 81 is driven to rotate in reverse, the water tank position switch 93 and the push-out position switch 91 are simultaneously opened along with the movement of the slide bar 3, and when the water tank 11 touches the contact of the push-in position switch 92, the return position switch 92 is opened, and the water tank 11 is returned to the position. In this example, the water tank 11 is paused in the pushing or retracting process, and the system can determine whether the water tank 11 is in the pushing process or the retracting process, and can continue to execute according to the original process while continuing to execute.

Claims

1. The utility model provides a structure is withdrawed in water tank release, includes water tank set spare (1), and this water tank set spare (1) includes water tank (22) and water tank seat (12) that are used for holding this water tank (11), and this water tank seat (12) have the opening that supply tank (22) came in and go out, and above-mentioned water tank (11) can connect in this water tank seat (12) and can stretch out from the opening of water tank seat (12) relatively sliding, its characterized in that, spout (120) that extend along water tank (22) discrepancy direction are seted up in water tank seat (12), inlay in this spout (120) and be equipped with ability slider (3) wherein make a round trip to slide, and be removable between this slider (3) and above-mentioned water tank (11) and be connected.

2. The water tank push-out and retraction structure as claimed in claim 1, wherein the slide bar (3) is provided at a rear side of the water tank (11) in a push-out direction of the water tank (11), and a detachable connection is provided between a front end of the slide bar (3) and a rear end of the water tank (11).

3. The water tank push-out and retraction structure as claimed in claim 2, wherein the front end of the slide bar (3) is snap-connected with the rear end of the water tank (11).

4. The water tank push-out and retraction structure as claimed in claim 3, wherein the front end of the slide bar (3) is provided with a snap block (31), and the tail part of the water tank (11) is provided with a snap groove (4) for the snap block (31) to be snapped in.

5. The water tank push-out and retraction structure as claimed in claim 4, wherein the catch block (31) of the slide bar (3) is provided with a resilient pressure ball (311), and when the catch block (31) is caught in the catch groove (4), the resilient pressure ball (311) is compressed and has a tendency to spring outward.

6. The water tank push-out and retraction structure according to claim 5, wherein the two elastic pressing beads (311) are respectively disposed at both sides of the latching block (31) along a direction perpendicular to the inlet and outlet direction of the water tank (11), and the latching groove (4) is provided with a guide block (41) protruding from a groove surface corresponding to each elastic pressing bead (311), each guide block (41) sequentially comprises a first guide inclined surface (411), a transition surface (412) and a first limit inclined surface (413) along a side surface in the latching direction of the latching block (31), wherein the first guide inclined surface (411) is inclined inward from back to front with respect to the groove surface in which it is disposed, the first limit inclined surface (413) is inclined outward from back to front with respect to the groove surface in which it is disposed, the transition surface (412) is connected between the first guide inclined surface (411) and the first limit inclined surface (413), and the latching block (31) is latched or released from the latching groove (4), each elastic pressing bead (311) can slide along the side face of the corresponding guide block (41) and is compressed and limited in an included angle formed by the corresponding first limiting inclined face (413) and the groove face of the clamping groove (4) or slides out of the clamping groove (4) along the guide inclined face.

7. The water tank push-out and retraction structure as claimed in claim 6, wherein in each guide block (41), an included angle formed by the first guide inclined surface (411) and the groove surface of the clamping groove (4) where the first guide inclined surface is located is smaller than an included angle formed by the first limiting inclined surface (413) and the groove surface of the clamping groove (4), and the transition surface (412) is parallel to the groove surface of the clamping groove (4) where the transition surface is located.

8. The water tank push-out and retraction structure as claimed in claim 5, wherein the elastic pressing beads (311) are respectively disposed at both sides of the latching block (31) along a direction perpendicular to an in-and-out direction of the water tank (11), and left and right groove surfaces of the latching groove (4) continuously include a second guiding inclined surface (414), a second limiting inclined surface (415) and a latching surface (416) along a latching direction of the latching block (31), wherein each second guiding inclined surface (414) is inclined outward from front to back, each second guiding inclined surface (414) is inclined inward from front to back, and the latching surface (416) is a plane, and when each elastic pressing bead (311) is latched into the corresponding latching groove (4), each elastic pressing bead (311) abuts against the corresponding latching surface (416).

9. The water tank push-out retraction structure according to claim 4, wherein the volume of the snap groove (4) matches the volume of the snap block (31).

10. The water tank push-out and retraction structure as claimed in any one of claims 4 to 9, wherein the shape of the water tank (11) and the water tank base (12) are both in a horizontal box shape, wherein the front end of the water tank base (12) is open, the water tank (11) is slidably mounted in the water tank base (12) in the front-back direction, and the sliding groove (120) is opened in the front-back direction on the inner top surface of the water tank base (12).

11. The water tank push-out retraction structure according to claim 10, wherein the slide bar (3) is provided with a toothed surface (32) along its length,

the spring rebounding mechanism comprises a rebounding assembly (5) and a guiding locking mechanism (6), wherein the rebounding assembly (5) comprises a first gear (51), a coil spring (52) and a coil spring seat (53) for mounting the coil spring (52), the coil spring seat (53) comprises a rotating wheel (531) for winding the coil spring (52), the first gear (51) and the rotating wheel (531) are coaxially arranged and are meshed with a tooth surface (32) of the sliding strip (3), a sliding gap is reserved between the rear end of the sliding strip (3) and the corresponding end part of the sliding groove (120),

when the water tank (11) is opened, the water tank (11) is pressed towards the direction of withdrawing the water tank (11), the sliding strip (3) moves to the position along the sliding groove (120) towards the direction of withdrawing the water tank (11) and is locked by the guide locking mechanism (6), and the coil spring (52) accumulates potential energy; when the water tank (11) is in a closed state, the water tank (11) is pressed towards the retraction direction of the water tank (11), the coil spring (52) releases potential energy, the locking assembly is unlocked, and the water tank (11) is pushed out.

12. The cistern push-out retraction structure as claimed in claim 11, further comprising a one-way damping gear (50) engaged with the tooth surface (32) of said slide (3) and undamped in the retraction direction of the cistern (22).

13. The cistern push-out retraction structure according to claim 11, wherein the guide locking mechanism (6) comprises a first guide member and a second guide member, wherein the first guide member is coupled to the cistern (11) and the cistern seat (12) simultaneously, and the second guide member is coupled to the cistern seat (12), and when the cistern (11) is moved out relative to the cistern seat (12), the first guide member and the second guide member can slide relative to each other, and when the cistern (11) is in the closed state, the first guide member and the second guide member can be locked relative to each other.

14. A cistern push-out retraction arrangement according to claim 13, wherein the second guide is provided on the slide (3) and the first guide is slidably connected at one end to the second guide and at the other end to the cistern seat (12).

15. The cistern push-out retracting structure of claim 14, wherein said second guide means is a guide groove (61) provided on said slide bar (3), and said first guide means is a guide slide bar (62), one end of said guide slide bar (62) being pivotally connected to the cistern seat (12) and the other end being slidable along said guide groove (61) in response to the movement of the slide bar (3).

16. The water tank push-out retracting structure of claim 15, wherein the guide groove (61) is formed along the length of the slide bar (3) and comprises an unlocking zone (61a) and a locking zone (61b) in sequence from back to front, wherein the locking zone (61b) comprises an end-to-end guide section (611), a locking guide section (612), a locking buffer section (613) and a locking position (614) in sequence from back to front, the guide section (611) is formed by the unlocking zone (61a) being retracted toward the front and serves to guide the guide slider (62) into the locking guide section (612), the locking guide section (612) serves to guide the guide slider (62) into the locking buffer section (613), and the locking buffer section (613) serves to buffer the guide slider (62) and to guide the locking position (614) for locking.

17. The water tank push-out retracting structure of claim 16, further comprising a lock guide slope (615) and a lock introduction slope (616), a front end of the lock buffering section (613) being closed and a rear end opening thereof, the lock guide slope (615) being provided between the lock guide section (612) and the rear end opening of the lock buffering section (613) for introducing the guide slider (62) into the lock buffering section (613), the lock introduction slope (616) being provided continuously with the locking position (614), the rear end opening of the lock buffering section (613) being opposed to the lock introduction slope (615) in front and rear directions and being offset from the locking position (614), the lock introduction slope (615) for introducing the guide slider (62) into the locking position (614).

18. The cistern push-out retracting structure of claim 17, further comprising an unlocking buffering section (617), an unlocking lead-out slope (618) and an unlocking guide section (619), wherein the unlocking buffering section (617) is closed at a front end and open at a rear end, the unlocking lead-out slope (618) is disposed opposite to the locking position (614) and is continuous with the open end of the unlocking buffering section (617), and the unlocking guide slope (610) is used to guide the guide sliding rod (62) into the unlocking buffering section (617), and an upper end of the unlocking guide section (619) is communicated with the rear end opening of the unlocking buffering section (617) and is used to guide the guide sliding rod (62) to the guide section (611).

19. The cistern push-out retracting structure of claim 18, further comprising an unlocking guide slope (610), wherein the unlocking guide section (619) extends in a length direction of the unlocking buffering section (617), the guide section (611) is arranged to be offset from the unlocking guide section (619), and the unlocking guide slope (610) is continuously arranged between the unlocking guide section (619) and the guide section (611) and is inclined toward the guide section (611) from front to rear.

20. The water tank push-out retracting structure of claim 16, wherein the locking area (61b) is located at a front end of the guide groove (61), and the unlocking area (61a) extends from a rear end of the guide section (611) to a rear end of the guide groove (61), and a rear section of the guide groove (61) is opened.

21. The tank push-out and retraction structure according to claim 10, further comprising a position detecting mechanism (7) for detecting a position of the tank, wherein the position detecting mechanism (7) is provided on the tank seat (12) at a rear side of the tank (11), and comprises a micro switch (71), a trigger (72), and a return spring (73), the trigger (72) is slidably provided on the tank seat (12) in an inlet and outlet direction of the tank (11), one end of the return spring (73) is mounted on the trigger (72), and the other end is mounted on the tank seat (12),

when the water tank (11) is not placed or is opened, the trigger end (722) of the trigger piece (72) is abutted against the micro switch (71), the micro switch (71) is closed, and the return spring (73) is in a natural state; when the water tank (11) is withdrawn, the force is transferred to the contact end (721) of the trigger piece (72) to enable the trigger piece (72) to slide, when the water tank (11) is withdrawn to the right position, the trigger end (722) of the trigger piece (72) is separated from the micro switch (71), the micro switch (71) is opened, and the return spring (73) is compressed to store energy.

22. The water tank push-out retracting structure of claim 21, wherein the trigger (72) is a rod extending in the direction of the inlet and outlet of the water tank (11), the micro switch (71) is disposed at one side of the trigger (72) in the direction perpendicular to the direction of the inlet and outlet of the water tank (11), the front end of the trigger (72) is the contact end (721), the rear end is bent toward the micro switch (71) side, and the end thereof forms the trigger end (722).

23. The water tank push-out and retraction structure as claimed in claim 22, wherein the latch block (31) is formed by extending the front end of the slide bar (3) to one side to form an extension block (310), the front end of the extension block (310) extends forward to form the latch block (31), and the rear side surface of the extension block (310) forms a contact surface (3100) capable of abutting against the front end of the trigger (72).

24. The water tank push-out and retraction structure according to claim 23, wherein the bottom surface of the water tank holder (12) protrudes upward to form an installation groove (1221), the position measuring mechanism (7) is disposed in the installation groove (1221), a through hole (12213) for exposing the contact surface (3100) of the latching block (31) is formed in a front wall of the installation groove (1221), a front end of the trigger (72) passes through the through hole (12213) and can abut against the contact surface (3100) of the latching block (31), the microswitch (71) is installed on a top surface of the installation groove (1221), at least one pair of pairs of sliding latches (12211) and a first installation column (12212) are disposed on the top surface of the installation groove (1221), left and right side edges of the trigger (72) are respectively latched into the corresponding sliding latches (12211) and can slide back and forth along the sliding latches (12211), and a mounting window (7210) is disposed on the trigger (72), a second mounting column (7211) is arranged on the front side face of the mounting window (7210), the first mounting column (12212) is located in the mounting window (7210), one end of the return spring (73) is sleeved on the first mounting column (12212), and the other end of the return spring is sleeved on the second mounting column (7211).

25. The water tank push-out and retraction structure as claimed in claim 10, wherein first guide ribs 1211 are protruded in a front-rear direction on left and right inner side surfaces of the front end of the water tank holder 12, respectively, and second guide ribs 1212 are protruded in the front-rear direction on left and right inner side surfaces of the rear end of the water tank holder 12.

26. The tank push-out and recovery structure according to claim 25, wherein each of the first guide bead 1211 and the second guide bead 1212 is provided at an upper portion of the inner cavity of the tank holder 12, respectively, a third guide bead 1213 is projected in a front-rear direction on an inner top surface of the tank holder 12, and a fourth guide bead 111 is projected in a front-rear direction on a bottom surface of the tank 11.

27. The tank push-out and retraction structure as claimed in claim 25, wherein each of the first guide ribs 1211 is higher than each of the second guide ribs 1212.

28. The water tank push-out and retraction structure as claimed in claim 25, wherein along a cross section where each of the first guide ribs 1211 is located, a gap between each of the first guide ribs 1211 and the outer side of the corresponding water tank 11 is D1, and a gap between the outer side of the portion of the water tank 11 behind each of the first guide ribs 1211 and the inner side of the water tank holder 12 is D2,

the water tank assembly is characterized by further comprising a control panel (2), the water tank assembly (1) is arranged on the rear side of the control panel (2), a water tank opening (21) capable of enabling the water tank (11) to extend forwards is formed in the control panel (2), a water tank panel (13) is arranged on the front end face of the water tank (11), the water tank panel (13) is embedded in the water tank opening (21) in the closed state of the water tank (11), gaps between the left side edge and the right side edge of the water tank panel (13) and the corresponding opening edge of the water tank opening (21) are D3, and D3 is larger than D2 and larger than D1.

29. The water tank push-out retracting structure as claimed in claim 28, wherein a water level display window (131) is provided on the water tank panel (13).

30. A water tank push-out and retraction structure as claimed in any one of claims 1 to 9, wherein a water filling port (112) is formed on the top wall of the water tank (11), and a water filling cap (113) is provided on the top cover of the water filling port (112).

31. The water tank push-out and withdrawing structure as claimed in claim 30, wherein the water tank (11) comprises a water tank (110) having an open top and a top cover (114) capable of covering the open top of the water tank (110), the water filling port (112) is provided at one end of the top cover (114) in a length direction thereof, and when the top cover (114) is coupled to the water tank (110), both ends of the top cover (114) in the length direction thereof are interchangeable with each other.

32. A cooking apparatus having a water tank push-out and retraction structure as claimed in any one of claims 1 to 31.