Background technology
Continuous progress along with society, various beverage preparation machines occur in succession, be equipped with the device of preparation beverage extracting substance and the legacy device in the coffee machine in the beverage preparation machine, legacy device includes water pot, heating element heater and water pump etc., for easy to carry, the material of various preparation beverages is as curing ground coffee, instant coffee, tea or other dehydrating prods or the like are packaged in the packing material of a similar jelly bag that seals, the packing material that will be equipped with the drink-extracting raw material during use is placed in the device of preparation beverage extracting substance, during use, get to the water of heating in the chamber of placing packing material in the device for preparing beverage extracting substance with water pump, water flows through the raw material such as the coffee that will extract, and beverage then flows to the cup from the outlet pipe of coffee machine.
The device of preparation beverage extracting substance has multiple, as a patent No. is a kind of in order to prepare the device of beverage extracting substance the Chinese invention patent " a kind of in order to prepare the device of beverage extracting substance " of ZL00812101.x (notification number is CN1263415Y) has disclosed, it comprises the first fixing parts and second parts that can rotate around a rotating shaft relative to first parts, described rotating shaft is positioned at the rear portion of described two parts, the front portion of each parts is provided with cavity, so that hold the material that is extracted.Described device also comprises can be closed and open the system of two parts, and described system has closed bar and two draw bars of both arms, and two arms of closed bar are fixed on first pivot of the both sides that are positioned at described second parts and can rotate around it.Draw bar is fixed on second pivot of the both sides that are positioned at described first parts and can rotates around it.The end of two arms of draw bar and closed bar firmly fixes by the 3rd rotatable pivot is in the same place, so that co-operating makes the device closure and opens mutually.
Also having a patent No. is the Chinese invention patent " cartridge ejection device " of ZL00814922.4 (notification number is CN1157144Y), its also disclosed a kind of like this lever drive mechanism can be closed and open the transmission system of first parts and second parts.
The structure of the device of the preparation beverage extracting substance that above-mentioned two patents disclose is basic identical, can closedly be a kind of lever drive mechanism with the transmission system of opening first parts and second parts, and it needs by manually operating, so inconvenient operation.
At this present situation, the transmission system that a kind of electronic mode realizes closure and opens first parts and second parts has appearred, as a patent No. is a kind of device the Chinese invention patent " percolating device with movable infusion chamber of detachable without using tools " of ZL01815148.5 (notification number is CN1247142Y) has disclosed, and it is made of a horizontal device with three parts: a standing part that comprises base, power set, transmission device and injection piston; A removable slide that comprises coffee flow duct and locking header board; A movable part that comprises infusion chamber, reverse piston and hinged scraping, the motion of infusion chamber drives the motion of reverse piston and scraping, and the motion of infusion chamber is produced by the pull bar that two screw rods drive, and screw rod is driven by a gear motor.Said apparatus is used for preparing a kind of hot beverage fully automatically and under the unmanned condition of intervening.But this patent does not have the suitable pack arrangement that takes off, and is inconvenient to use.
Summary of the invention
Technical problem to be solved by this invention is the coffee machine that a kind of novel structure is provided at above-mentioned prior art present situation, and this coffee machine can make coffee pads come off automatically.
Second technical problem to be solved by this invention provides the coffee machine that a kind of employing motor-driven first parts of novel structure move.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: a kind of coffee machine includes support, first parts, second parts; First parts are arranged on the top in the support, and these first parts link to each other with first driving mechanism, move up and down in support to drive first parts; Second parts are arranged on the bottom in the support, these second parts link to each other with second driving mechanism, move and can make second machine make part and shift out support to drive second parts left and right horizontal in support, second parts are provided with the cavity that an opening upwards can hold coffee pads, move to below first parts under the state at second parts, first parts under the first drive mechanism effect can with the second parts seal closure to form annular seal space; It is characterized in that described second parts are made up of movable plate and returning face plate, returning face plate one side is turning to be connected side lower part before the movable plate, and described cavity is arranged on the returning face plate, the corresponding through hole that matches with cavity that has on movable plate; Corresponding position, described support rear portion is provided with the mouth of substitute, and moves under mouthful top state of substitute at movable plate, and described returning face plate can turn in the mouth of substitute downwards; The anterior corresponding position of described support is fixed with the push rod that two horizontal intervals are provided with, move to below first parts under the state at movable plate, described push rod pushing and pressing returning face plate lower surface turn to level until returning face plate, and returning face plate is shelved on two push rods.
For solving the technical scheme that above-mentioned second technical problem adopted be: the first above-mentioned driving mechanism includes a rotating shaft that is arranged on upper part of the frame, be fixed on the eccentric wheel in the rotating shaft and can drive first motor that rotating shaft is rotated, have an off-centre on the eccentric wheel curved guiding slotted eye is set, the end to end of guiding slotted eye has gradually away from rotating shaft trend, the described first parts top is fixed with a pilot pin, pilot pin is located in the guiding slotted eye and can relatively slippage in the guiding slotted eye, be positioned near under the guiding slotted eye one end state of rotating shaft at pilot pin, first parts are away from second parts, under pilot pin was positioned at guiding slotted eye one end state away from rotating shaft, first parts compressed second parts.This scheme adopts a design unique eccentric cam structure to move to drive first parts, and guarantee that first parts only move up and down, and do not allow first parts to move towards other direction, the fine process that guarantees this coffee machine extracting beverage, and this simple in structure, easy to assembly, stable drive.
For guaranteeing that eccentric wheel can rotate with the rotation of rotating shaft, above-mentioned eccentric wheel middle part has an irregularly-shaped hole, described rotating shaft cross section, middle part and irregularly-shaped hole match, the rotating shaft middle part is located in this irregularly-shaped hole, for preventing eccentric wheel slippage in rotating shaft, in the rotating shaft of eccentric wheel both sides, respectively be fixed with a gear spare, the inner of each gear spare and eccentric wheel corresponding end-faces against.This fixed form is simple, and good fixing effect, also can adopt other fixed form certainly.
The second above-mentioned drives structure includes second motor, screw rod, guide rod, described screw rod and guide rod horizontal interval are arranged on the both sides in the support, wherein screw rod can be spacing with the relative rotation in support, being shelved on screw rod and the guide rod of described movable plate both sides slip, be provided with one and the screwed hole that matches of screw rod in movable plate one side, described screw rod links to each other to drive the screw rod rotation with second motor after passing screwed hole.Adopt the screw drive mode to drive second parts and move, have effective, simple in structure, the easy to assembly advantage of transmission.
One side of above-mentioned movable plate lower surface is provided with first deep-slotted chip breaker with the guide rod shaft line parallel, this first deep-slotted chip breaker is shelved on the guide rod, opposite side in the movable plate lower surface is provided with second deep-slotted chip breaker parallel with screw axis, this second deep-slotted chip breaker is shelved on the screw rod, and in second deep-slotted chip breaker, be fixed with driving member, have the screwed hole that can supply screw rod to pass on the driving member.Can fully guarantee guide rod and the screw rod horizontally-guided to movable plate like this, and adopt the driving member mode to be more convenient for processing, it also can directly process a screwed hole in corresponding position, movable plate bottom certainly.
For guaranteeing that in the process that second parts move horizontally push rod can better promote returning face plate and be reset to and movable plate applying position, above-mentioned push rod can be curved with that end upper surface of returning face plate pushing and pressing.Because the upper surface camber of push rod one end, so when itself and returning face plate lower surface were touched, push rod can the deflection of lighter promotion returning face plate.
Above-mentioned returning face plate middle part has a recess, dismountable parts that have a cavity that are fixed with in the recess.Be convenient to us like this and change and clean cavity.
The above-mentioned parts that have cavity are fixed in the recess by the buckle connected mode.It is a kind of detachable fixed form, and this mode dismounting is convenient, and it also can adopt other existing detachable fixed form certainly.
Compared with prior art, the invention has the advantages that: during use, second drives structure drives second parts and shifts out support, coffee pads is shelved in the recess on first parts, behind the drink-extracting end-of-job, first parts move to the rear portion in the support, because returning face plate breaks away from the support of push rod, returning face plate can turn over downwards and turn 90 degrees, enter in the mouth of substitute of support, the coffee pads that is arranged in recess drops to the dustbin of support automatically, and when resetting, second parts move towards the front portion in the support, push rod this moment ejection returning face plate gradually, returning face plate is resetted and be shelved on the push rod and prepare action next time, this breaks away from coffee pads automatically and the process that resets only needs just can finish by the moving process of second parts of working, and is simple to operation.
The specific embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
Shown in Fig. 1~2, be a most preferred embodiment of the present invention.
A kind of coffee machine includes support 1, first parts 2, second parts 3.
Front portion in the support 1 has a beverage extraction chamber 12, first parts 2 are arranged on the top in the drinks extraction chamber 12, first parts 2 are movably set on the guide rod 26 that two of being positioned at drinks extraction chamber 12 distribute along the diagonal angle, first parts 2 can be on guide rod 26 slippage up and down, these first parts 2 link to each other with first driving mechanism, move up and down in drinks extraction chamber 12 to drive first parts, also be provided with the logical water conservancy diversion water pipe 19 of heat supply current in the support 1, this water conservancy diversion water pipe 19 is a flexible pipe, it communicates with first parts 2, it is the structure of extracting beverage, can be with reference to existing coffee machine.
First driving mechanism includes a rotating shaft 8 that is arranged on 12 tops, drinks extraction chamber, be fixed on the eccentric wheel 9 in the rotating shaft 8 and can drive first motor 10 that rotating shaft 8 is rotated, first motor 10 is reducing motor or servomotor, eccentric wheel 9 middle parts have an irregularly-shaped hole 92, described rotating shaft cross section, 8 middle part and irregularly-shaped hole 92 match, rotating shaft 8 two ends are cylindric, and be bearing on 12 side walls of drinks extraction chamber by bearing, and rotating shaft 8 one ends are fixed in 10 rotating shafts of first motor, rotating shaft 8 middle parts are located in this irregularly-shaped hole 92, for preventing eccentric wheel 9 left and right sides slippage in rotating shaft 8, in the rotating shaft 8 of eccentric wheel 9 both sides, respectively be fixed with a gear spare 14 by screw, the inner of each gear spare 14 and eccentric wheel 9 corresponding end-faces against.Have an off-centre on the eccentric wheel 9 curved guiding slotted eye 91 is set, the end to end of guiding slotted eye 91 has gradually away from rotating shaft 8 trend.Described first parts 2 tops are fixed with a pilot pin 13, and pilot pin 13 is located in the guiding slotted eye 91 and can slippage in guiding slotted eye 91, are positioned at guiding slotted eye 91 1 ends of close rotating shaft 8 at pilot pin 13, and first parts 2 are at drinks extraction chamber 12 internal upper parts; Be positioned at guiding slotted eye 91 1 ends away from rotating shaft 8, first parts 2 bottom in drinks extraction chamber 12 at pilot pin 13.
For controlling the rotation of first motor 10, we have also designed control circuit, this circuit generally is to be arranged at intervals with two travel switches 20,21 in drinks extraction chamber 12 up and down, when first parts 2 are positioned at position, the top, first parts 2 are touched with the travel switch 20 on top, travel switch 20 sends signal and gives controller, and controller is controlled first motor 10 and stopped operating; When first parts 2 were positioned at lowest positions, first parts 2 were touched with the travel switch 21 of bottom, and travel switch 21 sends signal and gives controller, and controller is controlled first motor 10 and stopped operating, and this circuit is a conventional design, is not the main points that the present invention protected.
Second parts 3 are arranged on the bottom in the support 1, second parts 3 are made up of movable plate 4 and returning face plate 5, movable plate 4 bottoms have one can ccontaining returning face plate 5 recess, returning face plate 5 one sides can be connected movable plate 4 preceding side lower parts by pivot pin 22 turningly, like this when returning face plate 5 turn to horizontal level, returning face plate 5 middle parts have a recess 51, be fixed with one and have the parts 6 that opening upwards can hold the cavity 61 of coffee pads by the buckle connected mode is dismountable in the recess 51, has a hole 52 for the good beverage outflow of extraction on the recess 51 of returning face plate 5, this hole 52 and cavity 61 communicate, the corresponding through hole 41 that matches with cavity 61 that on movable plate 4, has, working as returning face plate 5 like this turn under the level, returning face plate 5 is contained in the recess of movable plate 4 bottoms, and through hole 41 and cavity 61 on the mobile utmost point 4 communicate.
Move to below first parts 2 under the state at second parts 3, also be positioned at simultaneously drinks extraction chamber 12, first parts 2 under the first drive mechanism effect can with second parts, 3 seal closures, first parts 2 and cavity 61 form annular seal space together, to carry out extracting beverage, the structure of extracting beverage is a routine techniques.
Movable plate 4 links to each other with second driving mechanism, moves also with driving movable plate 4 left and right horizontal in support 1 to make second parts, 3 parts shift out support 1.
Second drives structure includes second motor 15, screw rod 16, guide rod 17, second motor 15 is reducing motor or servomotor, described screw rod 16 and guide rod 17 horizontal intervals are arranged on the both sides in the support 1, wherein screw rod 16 can be spacing with the relative rotation in support 1, generally be bearing in the support 1 by bearing, guide rod 17 then can be to be fixed in the support 1, one side of movable plate 4 lower surfaces is provided with first deep-slotted chip breaker 42 parallel with guide rod 17 axis, this first deep-slotted chip breaker 42 is shelved on the guide rod 17, the opposite side of movable plate 4 lower surfaces is provided with second deep-slotted chip breaker 43 parallel with screw rod 16 axis, this second deep-slotted chip breaker 43 is shelved on the screw rod 16, movable plate 4 just can slippage on guide rod 17 and screw rod 16 like this, in second deep-slotted chip breaker 43, be fixed with the driving member 18 that has the screwed hole 181 that can pass for screw rod 16 on it, described screw rod 16 passes screwed hole 181 backs and links to each other with second motor 15, and such second motor 15 just can drive screw rod 16 rotations.
The corresponding position is fixed with the push rod 7 that two horizontal intervals are provided with in the drinks extraction chamber 12 of described support 1 front portion, corresponding position, described support 1 rear portion is provided with the mouth 11 of substitute, just in time move under mouthful 11 positive top states of substitute at movable plate 4, described returning face plate 5 can overturn 90 ° downwards to the mouth 11 of substitute, this moment, push rod 7 just in time was positioned at the rear portion of returning face plate 5 rear end faces, the width of this bar 7 is all good with movable plate 4 width mutually, below movable plate 4 moves to first parts 2 gradually backward, be under 12 internal states of drinks extraction chamber, described push rod 7 can push returning face plate 5 lower surfaces and turn to level until returning face plate 5, and makes returning face plate 5 be shelved on two push rod 7 upper surfaces.
For guaranteeing that in the process that second parts 3 move horizontally push rod 7 can better promote returning face plate 5 and be reset to and movable plate 4 applying positions, above-mentioned push rod 7 can be curved with that end upper surface 71 of returning face plate 5 pushing and pressing.
For controlling the rotation of second motor 15, we also design special control circuit, this circuit generally is that the horizontal interval is provided with three travel switches 22 in support 1,23,24, corresponding be provided with and foremost and two travel switches 22 in inner end in movable plate 4 one sides, 24 catch that match 25, middle travel switch 23 then matches with the driving member 18 of movable plate 4 bottoms, when movable plate 4 moves to 1 internal state following time of the support of substitute directly over mouthfuls 11, travel switch 24 touchings of catch 25 and inner end, second motor 15 stops operating, take off bag to finish, when the driving member 18 of movable plate 4 bottoms and middle travel switch 23 touchings, second motor 15 stops operating, carry out drink-extracting this moment, travel switch 22 touchings when movable plate 4 upper stop pieces 25 and outermost end, second motor 15 stops operating, and this moment, movable plate 4 parts were stretched out support 1, so that coffee pads is placed in the cavity 61.
Operation principle of the present invention and process are such:
Shown in Fig. 3~8, at first, first parts 2 are positioned at the top of drinks extraction chamber 12, second motor 15 drives screw rod 16 rotations, and according to the screw drive principle, movable plate 4 parts outwards shift out support 1, the travel switch 24 of the catch 25 touching outermost end on movable plate 4, second motor 15 stops action, coffee pads is placed in the cavity 61, to finish the blowing process:
Then, second motor 15 drives screw rod 16 reverse rotations, movable plate 4 relatively moves in the drinks extraction chamber 12, push rod 7 is supported on the lower surface of returning face plate 5, the travel switch 23 that the driving member 6 of movable plate 4 bottoms triggers in the middle of being positioned at, second motor 15 stops, movable plate 4 be positioned at first parts 2 under, 10 actions of first motor, drive rotating shaft 8 rotations, pilot pin 13 on first parts 2 is slippage relatively in the guiding slotted eye 91 of eccentric wheel 9, move to the other end from an end of guiding slotted eye 91, at this moment, pilot pin 13 is positioned at guiding slotted eye 91 those ends away from rotating shaft 8, first parts 2 tightly are fitted in movable plate 4 upper surfaces, promptly first parts 2 and cavity 61 form annular seal space together, and this moment first, parts 2 were touched with the travel switch 21 that is positioned at 12 bottoms, drinks extraction chamber, and first motor 10 stops, then finish extraction process, extraction process is a prior art;
Then, first motor 10 drives rotating shaft 8 reverse rotations, pilot pin 13 on first parts 2 is slippage relatively in the guiding slotted eye 91 of eccentric wheel 9, move to an end from the other end of guiding slotted eye 91, at this moment, pilot pin 13 is positioned at guiding slotted eye 91 those ends near rotating shaft 8, first parts 2 move to 12 tops, drinks extraction chamber, separate with movable plate 4, travel switch 20, the first motors 10 that 2 touchings of first parts are positioned at 12 tops, drinks extraction chamber stop, subsequently, second motor 15 drives screw rods 16 and continues reverse rotations, movable plate 4 rear portion in the support 1 that relatively moves, and catch 25 touchings on the movable plate 4 are positioned at the travel switch 24 at rear portion, second motor 15 stops, at this moment, returning face plate 5 breaks away from the support of push rod 7, and returning face plate 5 overturns 90 ° downwards under the self gravitation effect, certainly also can follow the elastic force upset of spring at this, come off in the cavity 61 of coffee pads from the returning face plate 5, enter in the dustbin, finish and take off packet procedures;
At last, second electronic 15 drives rotating shaft 8 rotations, movable plate 4 reaches, in movable plate 4 reach processes, push rod 7 pushing and pressing returning face plates 5, returning face plate 5 resets gradually, touch the travel switch 23 at support 1 middle part once more when driving member 6 after, second motor 15 stops, at this moment, push rod 7 is supported on returning face plate 5 lower surfaces once more, and second parts 3 are positioned at drinks extraction chamber 12, first parts 2 be positioned at second parts 3 directly over, finish reseting procedure.