JP2005100226A - Exhaust device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an easily removable compact exhaust device 29 consisting of less number of parts, and allowing easy cleaning. <P>SOLUTION: The compact exhaust device 29 is constructed when the exhaust device 29 evacuating the inside of a mixing unit is arranged in the side part position of the mixing unit. A filter 70 for the exhaust device 29 is housed inside a filter housing part 97 in a second duct case 69, and the second duct case 69 is installed to a first duct case 48. The first duct case 68 is mounted to a main body part 26, while an exhaust passage 73 for arranging the filter 70 and a fan 67 is formed between an intake port 71 communicated with the inside of the mixing unit and an exhaust port 72 communicated with the outside, and consequently, the number of parts is reduced. The second duct case 69 and the filter 70 can be attached/detached when the first duct case 68 is attached/detached, and cleaning can be carried out easily. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to an exhaust device that exhausts steam and moisture in a mixing unit that mixes beverage ingredients and hot water to prepare a beverage.

  Conventionally, for example, in cup-type beverage vending machines and tea dispensers, beverages prepared by mixing powdered beverage ingredients and hot water such as hot water or cold water (hot water or cold water is called hot water) using mixing balls are used. It has a beverage mixing device that pours into cups and the like. This beverage mixing apparatus has a raw material supply unit that supplies beverage raw materials, a mixing ball that mixes beverage raw materials supplied from the raw material supply units with hot water supplied from a hot water tank or cold water supplied from a chiller unit. It is equipped with a mixing unit, an exhaust device that sucks and exhausts the steam of hot water and cold water supplied to the mixing ball. A chute that guides the raw material outlet and the beverage ingredients to the mixing balls by the steam and moisture discharging the beverage ingredients of the ingredient supply unit by sucking and exhausting the steam and cold water of the hot water supplied to the mixing balls by the exhaust device The beverage raw material in the raw material outlet is hardened by the influence of steam and moisture, and the beverage raw material is prevented from adhering easily to the chute.

In a conventional exhaust device, for example, in a tea machine, a fan is disposed on the bottom and side surfaces of the airframe away from the mixing ball disposed in the substantially central area of the airframe. They are connected by duct parts that make up the passage. Furthermore, in the exhaust passage between the mixing ball and the fan, a filter that captures the powder particles of the beverage raw material sucked together with steam or moisture is disposed at the position on the fan side or the mixing ball side (for example, (See Patent Documents 1 and 2.)
Japanese Patent No. 3290610 (page 4-5, Fig. 1-3) Utility Model Registration No. 25157779 (page 2-3, Fig. 1)

  As described above, in the structure of the conventional exhaust device, a fan is disposed on the bottom surface or side surface of the airframe away from the mixing ball disposed in the substantially central region of the airframe, and this fan and the mixing ball constitute an exhaust passage. Since it is connected with duct parts, the exhaust system becomes large and requires duct parts just to connect the fan and mixing ball. In addition to this duct part, a fan case and filter that accommodates the fan are also required. A filter case or the like to be attached is also required, and the number of parts increases. In addition, many parts need to be attached and detached at the time of cleaning, resulting in complicated cleaning.

  The present invention has been made in view of the above points, and an object of the present invention is to provide an exhaust device that is small and has a small number of parts, is easy to attach and detach, and can be easily cleaned.

  The exhaust apparatus according to claim 1 is an exhaust apparatus that is provided at a side position of a mixing unit that mixes beverage ingredients and hot water supplied from an ingredient supply unit to prepare a beverage, and exhausts the inside of the mixing unit. The main body part, a fan attached to the main body part, and an exhaust gas that is detachably attached to the main body part, and in which the fan is interposed between a suction port communicating with the inside of the mixing unit and an exhaust port communicating with the outside A first duct case that forms a passage and a first duct case that is detachably attached to the first duct case, and an exhaust passage on the suction side from the suction port to the fan is formed between the first duct case and the first duct case. A second duct case that forms a filter housing portion between the exhaust side exhaust passage and the fan, and a detachable attachment to the filter housing portion of the second duct case. And those that are provided with a filter.

  And in this structure, a filter is accommodated in the filter accommodating part of a 2nd duct case, this 2nd duct case is attached to a 1st duct case, and these 1st duct cases and 2nd duct cases are attached. An exhaust passage on the suction side is formed in between, and the first duct case is attached to the main body at the side position of the mixing unit, so that the suction port communicating with the mixing unit and the exhaust port communicating with the outside are provided. Since it forms an exhaust passage in which the filter and fan are arranged, it is compact and does not require a dedicated fan case or filter case, reducing the number of parts. The second duct case and the filter are attached to and detached from each other, so that the attachment and detachment are easy and can be easily cleaned.

  The exhaust device according to claim 2 is the exhaust device according to claim 1, wherein an exhaust passage on the suction side, a filter and a fan are provided in the first duct case from one side which is the mixing unit side to the other side which is opposite. The filter and the fan are arranged so that the wide direction of the filter and the fan faces in a direction intersecting with the direction in which they are arranged.

  In this configuration, in the first duct case, the suction side exhaust passage, the filter, and the fan are arranged in order from one side, which is the mixing unit side, to the opposite side, and in the direction in which they are arranged. On the other hand, the filter and the fan are arranged in the direction intersecting with the wide direction, so that the filter is configured in a small size.

  The exhaust system according to claim 3 is the exhaust system according to claim 1 or 2, wherein a plurality of first fins projecting from the first duct case into the exhaust passage on the suction side are provided so as to project from the second duct. A plurality of second fins projecting from the case into the suction-side exhaust passage are provided, and the first fins and the second fins are alternately arranged in the suction-side exhaust passage, The exhaust passage is formed in a meandering passage shape, and the filter housing portion of the second duct case is arranged along the suction side exhaust passage, and a partition portion is provided between the filter housing portion and the suction side exhaust passage. Are formed, and a plurality of openings for communicating the suction-side exhaust passage and the filter housing portion side are formed at a plurality of positions at different distances from the suction port of the partition.

  In this configuration, the first fins of the first duct case and the second fins of the second duct case are alternately arranged in the exhaust passage on the suction side to meander the exhaust passage on the suction side. Formed in the shape of a passage, the filter housing part of the second duct case is juxtaposed along the suction passage on the suction side via a partition part, and the distance from the suction port of this partition part is sucked into a plurality of different positions. Since the plurality of openings that connect the exhaust passage on the side and the filter housing portion side are formed, steam and beverage ingredients sucked into the exhaust passage are exhausted in the process of passing through the meandering exhaust passage. Steam and beverage ingredients that adhere to the inner surface of the passage and reach the filter are reduced, dispersed from each opening along the exhaust passage, and steam and beverage ingredients are sucked into the filter, preventing early clogging of the filter, Cleaning frequency Is Gensa.

  The exhaust device according to claim 4 is the exhaust device according to claim 3, wherein the opening is formed such that the opening area of the opening near the suction port is smaller than the opening area of the opening far from the suction port. It is what.

  In this configuration, since the opening area of the opening near the suction port is smaller than the opening area of the opening far from the suction port, the amount of suction from the opening near the suction port to the filter is limited. In addition, the filter is prevented from leaning on the side close to the suction port and the steam and beverage ingredients are prevented from adhering, and the steam and the drink ingredients are evenly adhered to the filter.

  According to the exhaust device of the first aspect, the filter is accommodated in the filter accommodating portion of the second duct case, the second duct case is attached to the first duct case, and the first duct case and the second duct case are attached. An exhaust passage communicating with the mixing unit is connected to the outside by forming an exhaust passage on the suction side with the duct case and attaching the first duct case to the main body at the side position of the mixing unit. Since an exhaust passage in which the filter and fan are placed can be formed between the opening and the fan, it can be made compact, and no dedicated fan case or filter case is required, so the number of parts can be reduced. The second duct case and the filter can be attached and detached together with the attachment and detachment, and the attachment and detachment are easy and easy to clean.

  According to the exhaust device of the second aspect, in addition to the effect of the exhaust device of the first aspect, in the first duct case, the exhaust on the suction side extends from one side which is the mixing unit side to the other side which is opposite. Since the passage, the filter and the fan are arranged side by side in order, and the wide direction of the filter and the fan is arranged in a direction intersecting with the direction in which the passage is arranged, the configuration can be made small.

  According to the exhaust device of claim 3, in addition to the effect of the exhaust device of claim 1 or 2, the first fin of the first duct case and the second fin of the second duct case are sucked in. Are arranged alternately in the exhaust passage on the side, the suction side exhaust passage is formed in a meandering passage shape, and the filter housing part of the second duct case is arranged along the suction side exhaust passage through the partition part. And a plurality of openings for communicating the suction side exhaust passage and the filter housing portion side are formed at a plurality of positions at different distances from the suction port of the partition portion, so that the steam sucked into the exhaust passage Steam and beverage ingredients can be attached to the inner surface of the exhaust passage while the beverage ingredients pass through the meandering exhaust passage, reducing steam and beverage ingredients reaching the filter, and distributed from each opening along the exhaust passage. Filter steam and beverage ingredients Can be incorporated have, can prevent premature clogging of the filter, it is possible to reduce the frequency of cleaning.

  According to the exhaust device of claim 4, in addition to the effect of the exhaust device of claim 3, the opening area of the opening near the suction port is formed smaller than the opening area of the opening far from the suction port. Therefore, the amount of suction to the filter from the opening near the suction port is limited, and the filter is offset on the side close to the suction port to prevent steam and beverage ingredients from adhering. Can adhere evenly.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings.

  FIG. 7 shows a state in which a front door of a beverage providing device 11 such as a tea dispenser is removed. The beverage providing device 11 has a machine body 12 having a vertically long box shape with an open front. A front door (not shown) that opens and closes the front face is attached to be openable and closable.

  In this beverage providing device 11, a bag-in-box (BIB) 13 in which drinking water such as mineral water is enclosed in a bag such as a plastic bag and stored in a cardboard box is used, and the beverage supplied from this bag-in-box 13 Drinks are prepared with water.

  The interior of the airframe 12 is divided into an upper side and a lower side, and a mounting portion 16 for mounting the bag-in box 13 is disposed on the lower side of the airframe 12, and a spare bag-in is provided below the mounting portion 16. A preliminary storage portion 17 for storing the box 13 is formed.

  On the upper side of the machine body 12, the drinking water supplied from the bag-in-box 13 is heated from the bag-in box 13 as a hot-water supply means for boiling and storing hot water at a predetermined temperature and supplying the stored hot water. Cooling water unit 21 that cools drinking water and supplies cold water, hot water such as hot water or cold water from hot water tank 20 or cold water machine unit 21 (hereinafter, hot water or cold water is referred to as hot water) and beverage ingredients are mixed. A beverage mixing device 22 for blending beverages and a dispensing portion 23 for placing a cup and dispensing the beverage blended by the beverage mixing device 22 are disposed in the cup. The pouring part 23 has cup placement positions at three locations in the front left / right direction of the machine body 12, the right side is poured out the beverage prepared by the beverage mixing device 22, and the hot water tank 20 and the chilled water machine are on the center and the left side. Hot water and cold water from the unit 21 are respectively poured out.

  Next, as shown in FIG. 5 and FIG. 6, the beverage mixing device 22 has a main body (rottle rail) 26 attached to the machine body 12, and supplies beverage ingredients to the upper portion of the main body 26. A raw material supply unit 27 is provided, and a mixing unit 28 for mixing and pouring the beverage raw material and hot water is provided below the raw material supply unit 27 of the main body 26, and the mixing unit of the main body 26 is provided. Exhaust device 29 for exhausting steam when supplying hot water to mixing unit 28 or moisture when supplying cold water to prevent adhering to raw material supply unit 27 and the like is disposed at a side position of 28. . That is, the raw material supply unit 27, the mixing unit 28, and the exhaust device 29 are attached to the main body portion 26.

  The raw material supply unit 27 has a canister 32 for storing, for example, powdered beverage ingredients such as tea, and a raw material discharge port 33 for discharging beverage ingredients by a predetermined amount is provided on the lower front surface of the canister 32.

  The mixing unit 28 mixes and dispenses beverage ingredients supplied from the ingredient supply unit 27 and hot water from the hot water tank 20 supplied through the nozzle 36 attached to the main body 26 or cold water from the chiller unit 21. A mixing ball 37, a driving mechanism 38 for reciprocating the mixing ball 37 linearly in the front-rear direction, which is the horizontal direction, and mixing the beverage ingredients and hot water, a lower cover 39 covering the mixing ball 37 and the driving mechanism 38, and the like An upper cover 40 is provided.

  The drive mechanism 38 has a slider 43 to which the mixing ball 37 is detachably attached, and the left and right sides of the slider 43 can be reciprocated in the front-rear direction by a substantially U-shaped guide part 44 provided in the main body part 26. It is supported. A motor 45 is attached to the main body 26, and a crank 46 is attached to a drive shaft of the motor 45 to engage the slider 43 and reciprocate the slider 43.

  The lower cover 39 has a peripheral surface portion 49 that covers the front surface and both left and right side surfaces of the slider 43 and the mixing ball 37, and a bottom surface portion 50 that covers the lower surface of the slider 43 and the mixing ball 37. An attachment portion 52 that is detachably attached to a support portion 51 provided in the portion 26 is formed. The bottom surface portion 50 is formed with a cover spout 53 that receives a beverage that flows downward from the mixing ball 37 and pours it into the cup of the spout 23.

  The upper cover 40 is detachably attached to the upper portion of the lower cover 39 by closing the upper surface side of the lower cover 39, and a cover portion 54 that integrally covers the raw material discharge port 33 of the raw material supply unit 27 on the upper cover 40. Is formed.

  When the lower cover 39 and the upper cover 40 are assembled, an internal space 55 in the mixing unit 28 is formed inside the mixing ball 37 so as to be reciprocally movable in the front-rear direction.

  Next, as shown in FIGS. 1 and 2, the exhaust device 29 is attached to an exhaust device attachment portion 61 that protrudes from the front surface of the main body portion 26 at the side position of the mixing unit 28. The exhaust device mounting portion 61 is formed in a box shape having openings 62 and 63 on the front surface and the right side surface on the mixing unit 28 side, respectively, and a fan housing portion 64 is formed at an inner intermediate position. A plurality of fan mounting pieces 65 project from the position.

  The exhaust device 29 includes a fan 67 housed and mounted in the fan housing portion 64 of the exhaust device mounting portion 61, a first duct case 68 detachably mounted on the exhaust device mounting portion 61, and the first duct case 68. A second duct case 69 detachably attached to the second duct case 69 and a filter 70 detachably attached to the second duct race 69.

  The first duct case 68 forms an exhaust passage 73 in which the filter 70 and the fan 67 are interposed between the suction port 71 that communicates with the mixing unit 28 and the exhaust port 72 that communicates with the outside. As a result, a suction-side exhaust passage 73 a that snakes between the suction port 71 and the filter 70 and the fan 67 with the first duct case 68 is formed. Then, the exhaust device mounting portion 61, the first duct case 68, and the second duct case 69 allow the suction side exhaust passage 73a, the filter, from one side that is the mixing unit 28 side, that is, the right side, to the other side that is opposite, that is, the left side. 70, the fan 67, and the exhaust side exhaust passage 73b are arranged in order, and the filter 70 and the fan 67 are arranged vertically so that the wide direction of the filter 70 and the fan 67 faces in a direction intersecting the direction in which they are arranged. The suction port 71 communicates with the internal space 55 of the mixing unit 28 and is provided near the upper side of the mixing ball 37. The exhaust port 72 is provided on the main body 26 side communicating with the exhaust side exhaust passage 73b, and the exhaust air flowing through the exhaust passage 73 is exhausted from the exhaust port 72 to the outside of the machine body 12.

  The fan 67 has a fan main body 76, a motor 77 supported by the fan main body 76, and a blade 78 rotated by the motor 77, and sucks air from the exhaust side 73a on the suction side and exhausts the exhaust side on the exhaust side. In order to exhaust to the 73b side, it is accommodated and mounted vertically in the fan accommodating portion 64 between the fan mounting pieces 65.

  As shown in FIGS. 1 to 3, the first duct case 68 has a front cover portion 81 that closes an opening 62 on the front surface of the exhaust device mounting portion 61, and a right side that is one side of the front cover portion 81. A side cover 82 that faces the opening 63 on the right side surface of the exhaust device mounting portion 61 is formed, and an upper surface cover 83 that detachably engages and holds the second duct case 69 above and below the side cover 82, and A bottom cover portion 84 is formed. A mounting piece 85 that engages with the lower side of the exhaust device mounting portion 61 is formed on the lower surface cover portion 84.

  A suction port 71 is formed on the upper side of the side cover portion 82, and a passage constituting portion 86 that forms an exhaust side exhaust passage 73a communicating with the suction port 71 is formed on the inner side of the side cover portion 82. A plurality of, for example, two first fins 87 project from the inner surface of the side surface cover portion 82 with a space therebetween in the vertical direction.

  A flange portion 88 for attaching / detaching the first duct case 68 to / from the exhaust device mounting portion 61 is formed on the right side of the front cover portion 81, and a left side of the exhaust device mounting portion 61 is formed on the left side of the front cover portion 81. A locking portion 89 that is detachably locked to the surface is formed, and an operating portion 90 that allows the locking portion 89 to be attached to and detached from the left side surface of the exhaust device mounting portion 61 is formed in the locking portion 89. .

  As shown in FIGS. 1, 2, and 4, the second duct case 69 has a frame portion 95 having openings 93 and 94 on both side surfaces, and an exhaust on the suction side is provided on one side of the frame portion 95. A passage constituting portion 96 constituting the passage 73a is formed, a filter housing portion 97 for housing the filter 70 is formed on the other side, and a partition portion 98 is formed between the passage constituting portion 96 and the filter housing portion 97. Yes. A stepped portion 99 is formed in the upper portion of the frame portion 95 so as to be higher on the side of the passage configuration portion 96 and lower on the side of the filter housing portion 97, and the upper and lower cover portions 83 and 84 of the first duct case 68 are arranged on the passage configuration portion 96 side of the frame portion 95. The filter housing portion 97 side of the frame portion 95 is formed so as to be able to fit in the opening 63 on the left side surface of the exhaust device mounting portion 61.

  There are a plurality of, for example, two second fins 100 projecting from the partitioning portion 98 at a distance from the partitioning portion 98 in the passage constituting portion 96, and a first portion is provided on the edge of the frame portion 95 on the passage constituting portion 96 side. A groove portion 101 is formed in which the fin 87 is engaged. On the upper and lower edge portions of the opening 94 of the filter housing portion 97, a presser portion 102 that presses the filter 70 housed in the filter housing portion 97 in the housed state is formed. The partition portion 98 has a plurality of openings 103a and 103b communicating with the exhaust side passage 73a on the suction side and the filter housing portion 97 side at a plurality of positions at different distances from the suction port 71 with a space in the vertical direction. , 103c, 103d are formed, and the openings 103a to 103d are formed such that the opening area on the side close to the suction port 71 is smaller than the opening area on the side far from the suction port, that is, small, medium, and large. In terms of area, the opening 103a <opening 103b <opening 103c <opening 103d is formed.

  As shown in FIGS. 1 and 2, the frame 95 of the second duct case 69 is fitted between the upper and lower cover parts 83, 84 of the first duct case 68 and combined with each other. Exhaust passages 73a are formed, and the first fins 87 of the first duct case 68 and the second fins 100 of the second duct case 69 protrude alternately in the exhaust passage 73a on the suction side. The exhaust passage 73a on the suction side is formed in a meandering passage shape.

  The filter 70 is formed in a flat plate shape, and is stored vertically in the filter housing portion 97 of the second duct case 69, so that powder particles of beverage ingredients can be captured.

  Next, the operation of the present embodiment will be described.

  In order to assemble the exhaust device 29, the filter 70 is accommodated in the filter accommodating portion 97 of the second duct case 69, and the second duct case 69 is assembled to the first duct case 68. That is, the frame portion 95 of the second duct case 69 is fitted between the upper and lower cover portions 83 and 84 of the first duct case 68, and the first groove portion 101 of the frame portion 95 of the second duct case 69 is fitted to the first groove portion 101. The end of each first fin 87 of the duct case 68 is fitted. A meandering passage-shaped suction-side exhaust passage 73a is formed.

  The first duct case 68 is attached from the front of the exhaust device mounting portion 61 with the flange portion 88 and the operation portion 90 of the first duct case 68, and the frame portion 95 of the second duct case 69 is attached to the exhaust device. The fitting portion 61 is fitted into the opening 63, the attachment piece 85 of the first duct case 68 is engaged with the lower side of the exhaust device attachment portion 61, and the locking portion 89 is connected to the left side surface of the exhaust device attachment portion 61. To lock.

  In the assembled state of the exhaust device 29, the first duct case 68 forms an exhaust passage 73 in which the filter 70 and the fan 67 are interposed between the suction port 71 communicating with the mixing unit 28 and the exhaust port 72 communicating with the outside. In addition, a suction-side exhaust passage 73a meandering between the first duct case 68 and the second duct case 69 is formed. From the right side on the mixing unit 28 side to the opposite left side, an exhaust side exhaust passage 73a, a filter 70, a fan 67, and an exhaust side exhaust passage 73b are arranged in order.

  At the time of dispensing the beverage, a predetermined amount of the beverage material is discharged from the material discharge port 33 of the material supply unit 27 and supplied to the mixing ball 37. A predetermined amount of hot water or cold water is supplied from the nozzle 36 to the mixing ball 37 from the hot water tank 20 or the chiller unit 21. The motor 45 of the drive mechanism 38 is rotated, and the slider 43 and the mixing ball 37 attached to the slider 43 are reciprocated in the front-rear direction by the action of the crank 46. Note that the operation of supplying the beverage ingredients, the operation of supplying hot water or cold water, and the reciprocating operation of the mixing ball 37 may be performed at the same time or at the same time depending on, for example, the specifications according to the beverage type.

  And by the reciprocating movement of the mixing ball 37 in the front-rear direction, the water moves back and forth in the mixing ball 37 to generate turbulent flow, and the beverage ingredients and hot water are mixed to prepare the beverage.

  When the mixing ball 37 is reciprocated for a predetermined time according to the beverage type to complete the preparation of the beverage, the motor 45 of the drive mechanism 38 is stopped to stop the reciprocation of the mixing ball 37. Due to the stop of the mixing ball 37, the beverage mixed in the mixing ball 37 flows out into the lower cover 39 and is poured out into the cup arranged in advance in the pouring part 23 through the cover spout 53 of the lower cover 39. It is.

  In addition, when the beverage is dispensed, at least in the case of a beverage that uses hot water, the fan 67 of the exhaust device 29 is operated for a certain period of time, and the air in the mixing unit 28 is connected through the suction port 71 that communicates with the mixing unit 28. The steam rising from the hot water supplied to the mixing ball 37 is sucked together and exhausted out of the machine body 12 through the exhaust port 72.

  As shown in FIG. 2, the air sucked from the suction port 71 enters the upper portion of the suction side exhaust passage 73a, and meanders by the first fins 87 and the second fins 100 protruding into the suction side exhaust passage 73a. However, an airflow flowing in the lower portion of the exhaust side exhaust passage 73a is generated. Openings 103a to 103d communicating with the filter 70 and the fan 67 are formed at a plurality of positions at different distances from the suction port 71 on the side of the suction side exhaust passage 73a. An airflow sucked into the filter 70 and the fan 67 through the openings 103a to 103d is generated while meandering from the upper part to the lower part of the 73a. The air sucked into the fan 67 through the filter 70 is exhausted from the exhaust port 72 to the outside of the machine body 12 through the exhaust side exhaust passage 73b.

  When the air sucked into the suction-side exhaust passage 73a passes through the meandering suction-side exhaust passage 73a, the steam or beverage powder particles contained in the sucked-in air are exhausted from the suction side. Steam inside the passage 73a, that is, the inner surfaces of the duct cases 68 and 69 and the fins 87 and 100 to reach the filter 70 and powder particles of beverage ingredients can be reduced.

  Further, the air can be sucked into the filter 70 by being dispersed from the openings 103a to 103d along the suction side exhaust passage 73a, so that the filter 70 can be prevented from being clogged at an early stage, and the cleaning frequency can be reduced. Moreover, the openings 103a to 103d are formed such that the opening area on the side close to the suction port 71 is smaller than the opening area on the side far from the suction port, small, medium, and large, that is, the opening 103a <opening with the opening area Portion 103b <opening portion 103c <opening portion 103d, the suction amount to the filter 70 is limited from the side close to the suction port 71. And the adhering of steam and beverage ingredients to the filter 70 can be made uniform, so that the filter 70 can be prevented from being clogged early and the frequency of cleaning can be reduced.

  Even in the case of a beverage using cold water, the exhaust device 29 is operated to exhaust the moisture in the mixing unit 28, and the same effect as in the case of hot water is obtained.

  Further, when disassembling for cleaning the exhaust device 29, the first duct case 68 is held by holding the operating portion 90 and releasing the locking portion 89 and holding the operating portion 90 and the flange portion 88. The first duct case 68 is removed from the exhaust device mounting portion 61 by pulling out the front. By removing the first duct case 68, the second duct case 69 and the filter 70 can be removed together. The second duct case 69 is removed from the removed first duct case 68, the filter 70 is removed from the second duct case 69, and these are cleaned by washing or the like. The exhaust device mounting portion 61 side is wiped and cleaned through the openings 62 and 63 of the exhaust device mounting portion 61. Further, after cleaning, the exhaust device 29 is assembled as described above.

  As described above, in the exhaust device 29, the filter 70 is accommodated in the filter accommodating portion 97 of the second duct case 69, and the second duct case 69 is attached to the first duct case 68 so that these first duct cases An exhaust passage 73a on the suction side is formed between the second duct case 69 and the second duct case 69, and the first duct case 68 is attached to the exhaust device attachment portion 61 of the main body portion 26 at the side position of the mixing unit 28. Thus, since the exhaust passage 73 in which the filter 70 and the fan 67 are disposed can be formed between the suction port 71 communicating with the mixing unit 28 and the exhaust port 72 communicating with the outside, the exhaust device 29 can be configured in a small size, No dedicated fan case or filter case is required, and the number of parts can be reduced.

  In addition, in the first duct case 68, the exhaust passage 73a, the filter 70, and the fan 67 on the suction side are arranged in order from one side that is the mixing unit 28 side to the other side, and in the direction in which they are arranged. On the other hand, since the filter 70 and the fan 67 are arranged in the direction intersecting with the wide direction, the exhaust device 29 can be configured in a small size.

  Further, at the time of cleaning, the second duct case 69 and the filter 70 can be attached and detached together with the attachment and detachment of the first duct case 68, and the attachment and detachment are easy and can be easily cleaned.

  In addition, in the said embodiment, although applied to the drink mixing apparatus which can use both hot water and cold water, respectively, it is applicable also to the drink mixing apparatus which uses only hot water.

It is a perspective view of the exhaust apparatus which shows one embodiment of this invention. It is a front view of an exhaust apparatus same as the above. It is the perspective view which looked at the 1st duct case of the exhaust apparatus same as the above from the different direction of (a) and (b). It is the perspective view which looked at the 2nd duct case of the exhaust apparatus same as the above from the different direction of (a) (b). It is a perspective view of the drink mixing apparatus using an exhaust apparatus same as the above. It is a perspective view of the state which removed the upper cover and lower cover of a drink mixing device same as the above. It is a perspective view of the state which removed the front door of the drink providing apparatus using a drink mixing device same as the above.

Explanation of symbols

26 Main unit
27 Raw material supply unit
28 Mixing unit
29 Exhaust system
67 fans
68 First duct case
69 Second duct case
70 Filter
71 Suction port
72 Exhaust vent
73 Exhaust passage
73a Exhaust passage on the suction side
87 First fin
97 Filter housing
98 partition
100 second fin
103a, 103b, 103c, 103d opening

Claims (4)

An exhaust device that is provided at a side position of a mixing unit that mixes beverage ingredients and hot water supplied from an ingredient supply unit to prepare a beverage, and exhausts the inside of the mixing unit,
The main body,
A fan attached to the main body,
A first duct case, which is detachably attached to the main body, and forms an exhaust passage in which the fan is interposed between a suction port communicating with the mixing unit and an exhaust port communicating with the outside;
The first duct case is detachably attached to form a suction side exhaust passage from the suction port to the fan with the first duct case, and between the suction side exhaust passage and the fan. A second duct case forming a filter housing portion;
An exhaust device comprising: a filter detachably attached to a filter housing portion of the second duct case. In the first duct case, the suction side exhaust passage, the filter and the fan are arranged in order from one side which is the mixing unit side to the other side opposite to each other, and intersect with the direction in which these are arranged. The exhaust device according to claim 1, wherein the wide direction of the filter and the fan is oriented in a direction. A plurality of first fins projecting from the first duct case into the suction side exhaust passage project from the first duct case, and a plurality of second fins projecting from the second duct case into the suction side exhaust passage. The first fins and the second fins are alternately arranged in the suction side exhaust passage, and the suction side exhaust passage is formed in a meandering passage shape,
A filter housing portion of the second duct case is arranged in parallel along the suction side exhaust passage, and a partition portion is formed between the filter housing portion and the suction side exhaust passage. The exhaust system according to claim 1 or 2, wherein a plurality of openings are formed at a plurality of positions at different distances from the mouth to connect the exhaust side exhaust passage and the filter housing part side. The exhaust system according to claim 3, wherein the opening is formed such that an opening area of an opening near the suction port is smaller than an opening area of an opening far from the suction port.

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