WO2016203854A1 - Mixer - Google Patents
Mixer Download PDFInfo
- Publication number
- WO2016203854A1 WO2016203854A1 PCT/JP2016/063190 JP2016063190W WO2016203854A1 WO 2016203854 A1 WO2016203854 A1 WO 2016203854A1 JP 2016063190 W JP2016063190 W JP 2016063190W WO 2016203854 A1 WO2016203854 A1 WO 2016203854A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- mixer
- mixer drum
- shaft
- generator
- drum
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F29/00—Mixers with rotating receptacles
- B01F29/60—Mixers with rotating receptacles rotating about a horizontal or inclined axis, e.g. drum mixers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/42—Apparatus specially adapted for being mounted on vehicles with provision for mixing during transport
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P3/00—Vehicles adapted to transport, to carry or to comprise special loads or objects
- B60P3/16—Vehicles adapted to transport, to carry or to comprise special loads or objects for carrying mixed concrete, e.g. having rotatable drums
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
Definitions
- the present invention relates to a mixer.
- Patent Document 1 discloses a conventional mixer.
- the mixer includes a mixer drum (drum), a support (vehicle body), a solar power generator, and a plurality of electric devices (residual water detection sensor (sensor)).
- the mixer drum is provided with an opening having one end opened.
- the support portion is rotatably mounted with a mixer drum.
- the solar power generator is provided on the outer peripheral surface of the mixer drum.
- the solar power generator generates power by receiving sunlight while rotating with the mixer drum.
- the plurality of electric devices are provided side by side in the circumferential direction on the inner peripheral surface of the mixer drum. The plurality of electrical devices rotate with the mixer drum.
- this mixer can supply the electric power generated by receiving sunlight while a solar power generator provided on the outer peripheral surface of the mixer drum rotates together with the mixer drum to a plurality of electric devices. That is, this mixer does not need to feed power from the support side to the electrical equipment provided on the mixer drum side via the power line, and the power line for feeding power to the electrical equipment does not break.
- the mixer of Patent Document 1 generates power with a solar power generator that is affected by the surrounding environment such as time zone and weather. For this reason, this mixer may not be able to stably supply power to the electrical equipment depending on the surrounding environment.
- the present invention has been made in view of the above-described conventional situation, and it is an object to be solved to provide a mixer capable of satisfactorily supplying power to an electric device that rotates together with the mixer drum.
- the mixer of the present invention includes a support portion, a mixer drum, an electric device, a generator, and a power line.
- the mixer drum is supported by the support portion and rotates around the rotation axis.
- the electrical equipment is attached to the mixer drum and rotates with the mixer drum.
- the generator has a power generation part and a shaft part.
- the power generation unit is attached to the mixer drum and rotates together with the mixer drum.
- the shaft portion protrudes from the power generation unit and is rotatable with respect to the power generation unit.
- the generator generates electric power to be supplied to the electric device when the shaft portion rotates with respect to the power generation unit as the mixer drum rotates.
- the power line connects the power generation unit and the electric device.
- the power generation section of the mixer of the present invention is fixed to the outer surface of the mixer drum and rotates on a circumference around the rotation axis of the mixer drum.
- the shaft part of the generator includes a rotating body connected to the tip.
- the support part has a to-be-contacted part which a rotating body contacts while rotating.
- the contacted part of the mixer of the present invention is a cylindrical part formed coaxially with the rotating shaft.
- the mixer generator of the present invention is attached to the mixer drum so that the rotating body swings in the radial direction of the rotating shaft of the mixer drum.
- the generator has an elastic member that applies an elastic force in a direction in which the rotating body comes into contact with the contacted portion.
- the mixer drum of the mixer of the present invention has a drive shaft provided coaxially with the rotation shaft.
- the power generation unit is connected to the drive shaft of the mixer drum and rotates around the rotation shaft. Further, the shaft portion of the generator is fixed to the support portion and is inserted into the power generation portion coaxially with the rotating shaft.
- FIG. 1 is a schematic diagram illustrating a mixer according to a first embodiment.
- FIG. 2 is a schematic diagram illustrating a power generation unit according to the first embodiment. It is the schematic which shows the principal part of the mixer of Embodiment 2. It is the schematic which shows the principal part of the mixer of Embodiment 3.
- Embodiments 1 to 3 embodying a mixer vehicle in which the mixer of the present invention is mounted on the upper side of the vehicle body frame will be described with reference to the drawings.
- the mixer vehicle of the first embodiment includes a vehicle body 50, a mixer 10J, a hopper 50C, and a chute 50D.
- the vehicle body 50 has a cabin 50A and a gantry 50F.
- the cabin 50A is provided on the front side of the vehicle body 50 (front and rear are the left and right in FIG. 1, the same applies hereinafter).
- the gantry 50F is provided on the rear side of the cabin 50A.
- An engine (not shown) travels the vehicle body 50 and is provided on the lower side of the cabin 50A (upper and lower are the upper and lower in FIG. 1; the same applies hereinafter).
- the mixer 10 ⁇ / b> J includes a mixer drum 10, a support portion 11, a generator 30, a slump sensor 16 that is an electrical device, a power line 14, and a contacted portion 13.
- the mixer drum 10 has a drum main body 10A, a drive shaft 10B, two drum blades 10C, and a roller ring 10D.
- the drum body 10A has a cylindrical shape.
- the drum main body 10A is provided with an opening 10E having one end opened. Further, the drum body 10A is closed at the other end in the back direction when viewed from one end by a closing portion 10F.
- the drive shaft 10B is connected to the center of the closing portion 10F and extends outward from the drum body 10A.
- the drive shaft 10 ⁇ / b> B extends on the rotation shaft 10 ⁇ / b> G of the mixer drum 10.
- the drive shaft 10B is connected to a speed reducer (not shown).
- the speed reducer is connected to a hydraulic motor (not shown).
- the hydraulic motor is connected to a hydraulic pump (not shown) via a pipe (not shown).
- the hydraulic pump is connected to a vehicle engine (not shown).
- the rotational force of the engine is transmitted to the drive shaft 10B via the hydraulic pump, piping, hydraulic motor, and speed reducer to rotate the mixer drum 10.
- Each drum blade 10C is spirally fixed along the inner peripheral surface of the drum body 10A with a predetermined interval. That is, each drum blade 10C rotates with the drum body 10A.
- the roller ring 10D has an annular shape and is provided so as to go around the outer surface on the opening 10E side of the drum body 10A.
- the support portion 11 is rotatably mounted on the rotary shaft 10G in a forward tilt posture in which the opening portion 10E of the mixer drum 10 is positioned above and the opening portion 10E is lifted above the closing portion 10F. Specifically, the support portion 11 supports the roller ring 10D of the mixer drum 10 from below by a plurality of rollers 11A provided at the rear end portion. The support portion 11 supports the drive shaft 10B of the mixer drum 10 at the front end portion. Thus, the support portion 11 pivotally supports the mixer drum 10, and the mixer drum 10 rotates about the rotation shaft 10G.
- the generator 30 has a power generation unit 30D, a spring 30C, and a shaft 30B, as shown in FIGS.
- the power generation unit 30D includes a generator body 30A, left and right side walls 30G, and an upper side wall 30H.
- the generator body 30 ⁇ / b> A extends in the front-rear direction of the mixer drum 10.
- the left and right side walls 30G are paired on the left and right (the left and right sides are the front side in FIG. 3).
- the left and right side walls 30G are flat plates that extend long in the vertical direction.
- the left and right side walls 30G sandwich the left and right side surfaces of the rear portion of the generator body 30A from the left and right.
- the left and right side walls 30G pivotally support the left and right side surfaces of the rear portion of the generator body 30A so that the front end portion of the generator body 30A can swing in the vertical direction.
- the upper side wall 30H includes a first upper side wall 30J and a second upper side wall 30K.
- the first upper side wall 30J is a flat plate extending in the vertical direction.
- the lower left and right sides of the first upper side wall 30J are connected to the left and right side walls 30G.
- the first upper side wall 30J extends upward from the upper part of the rear end of the left and right side walls 30G.
- the second upper side wall 30K is a flat plate that extends long in the front-rear direction.
- the second upper side wall 30K has one end connected to the upper end of the first upper side wall 30J.
- the spring 30C which is an elastic member, is formed by forming a metal wire into a coil shape.
- the spring 30 ⁇ / b> C is formed in a coil shape and provides a slight space between adjacent metal wires.
- the spring 30C is long in the vertical direction, and one end is connected to the upper part of the front end portion of the generator body 30A. The other end of the spring 30C is connected to the lower surface of the other end of the second upper side wall 30K.
- the generator body 30A and a shaft portion 30B which will be described later, are provided with the elastic force of the spring 30C in the downward direction.
- the shaft portion 30B includes a shaft body 30E and a rotor 30F that is a rotating body.
- the shaft main body 30E is rotatably provided on the generator main body 30A and protrudes forward from the front end of the generator main body 30A.
- the rotor 30F has a truncated cone shape in which the outer diameter of the front end is smaller than the outer diameter of the rear end. In the rotor 30F, the outer diameter of the front end and the rear end is larger than the outer diameter of the shaft body 30E.
- the rotor 30F has a central axis coaxial with the central axis of the shaft body 30E. Further, the rotor 30F has the tip portion of the shaft body 30E inserted therein.
- the rotor 30F is connected to the tip of the shaft body 30E.
- the shaft portion main body 30E and the rotor 30F which are the shaft portions 30B, rotate integrally with respect to the generator main body 30A around the central axis. That is, the shaft portion 30B projects forward from the front end of the generator body 30A and is rotatable with respect to the generator body 30A.
- the generator body 30A generates electric power when the shaft portion 30B rotates relative to the generator body 30A.
- One end of the power line 14 is connected to the rear end of the generator body 30A. Further, the other end of the power line 14 is connected to a calculation unit 15 of a slump sensor 16 described later.
- the lower end of the left and right side walls 30G is fixed to the front end of the outer peripheral surface of the mixer drum 10, and the shaft 30B extends in the forward direction.
- the generator 30 has a shaft portion 30 ⁇ / b> B protruding in front of the mixer drum 10. Since the generator main body 30A is pivotally supported on the left and right side walls 30G so that the front end of the generator 30 can swing freely, the rotor 30F, which is a rotating body of the shaft portion 30B extending forward from the generator main body 30A, is provided on the mixer drum 10. It swings in the radial direction of the rotating shaft 10G. Further, the rotor 30F is provided with the elastic force of the spring 30C in the direction of the rotating shaft 10G of the mixer drum 10.
- the slump sensor 16 which is an electrical device includes an electrode 12 and a calculation unit 15.
- the electrode 12 is provided on the inner peripheral surface of the mixer drum 10.
- the calculation unit 15 is provided on the outer surface of the mixer drum 10.
- the electrode 12 and the calculation unit 15 are electrically connected to each other through a through hole 17 that penetrates the drum main body 10A in a watertight manner. That is, the slump sensor 16 is attached to the mixer drum 10 and rotates with the rotation of the mixer drum 10.
- the slump sensor 16 obtains a slump value by the calculation unit 15 based on predetermined electrical characteristics such as a resistance value and a capacitance value of ready-mixed concrete measured using the electrode 12.
- the power line 14 is laid on the mixer drum, and the other end is connected to the calculation unit 15 of the slump sensor 16.
- the power line 14 electrically connects the generator main body 30A of the power generation unit 30D and the calculation unit 15 of the slump sensor 16 which is an electrical device. That is, this mixer vehicle feeds power from the power generation unit 30D to the electric equipment via the power line 14.
- the contacted portion 13 is connected to the front end portion of the support portion 11.
- the contacted portion 13 is a cylindrical portion that is coaxial with the rotating shaft 10G of the mixer drum 10 and is formed around the rotating shaft 10G.
- the elastic force of the spring 30C is applied to the rotor 30F in a direction in which the outer peripheral surface is in contact with the outside of the contacted portion 13.
- the hopper 50C is fixed to the upper part of the rear end portion of the support portion 11.
- the hopper 50 ⁇ / b> C is formed with an input port that opens while expanding upward.
- the lower end of the hopper 50C is opened in the front lower direction, and a discharge port is formed.
- Hopper 50 ⁇ / b> C has a discharge port communicating with the center of opening 10 ⁇ / b> E of mixer drum 10.
- the hopper 50C puts the ready-mixed concrete thrown into the inlet into the mixer drum 10 from the outlet.
- the chute 50D is supported at the rear end portion of the support portion 11 so that the tip end portion thereof is rotatable in the horizontal direction and the vertical direction with the base end portion as the center.
- the horizontal direction does not necessarily mean a strict horizontal direction, but includes a state slightly deviated from the strict horizontal direction.
- the chute 50D guides the ready-mixed concrete discharged from the mixer drum 10 to a desired position.
- the mixer 10J, the hopper 50C, and the chute 50D are mounted on the upper side of the mount 50F of the vehicle body 50.
- the mixer 10J stirs the ready-mixed concrete put into the mixer drum 10 as the mixer drum 10 rotates about the rotation shaft 10G.
- the generator 30 rotates on the circumference around the rotation shaft 10G of the mixer drum 10 as the mixer drum 10 rotates.
- the outer surface of the rotor 30F is in contact with the outside of the contacted portion 13 by the elastic force of the spring 30C, and rotates while contacting the outside of the contacted portion 13. That is, the shaft portion 30 ⁇ / b> B rotates while circling the outside of the contacted portion 13 as the mixer drum 10 rotates.
- the generator 30 can generate power.
- the mixer 10J of this mixer vehicle can take out electrical energy using the rotational force of the mixer drum 10 that rotates when the ready-mixed concrete is agitated. For this reason, the mixer 10J can effectively use the rotational energy of the mixer drum 10 to generate power without being affected by the surrounding environment such as time zone and weather, and stably supply power to the slump sensor 16. Moreover, this mixer 10J does not require a large attachment area compared with the case where a solar power generator is attached, and can attach the generator 30 to the mixer drum 10 easily. Further, the mixer 10J feeds power from the power generation unit 30D attached to the mixer drum 10 to the slump sensor 16 through the power line 14, so that the support unit 11 side passes through the power line 14 to the slump sensor 16 provided on the mixer drum 10 side. Therefore, the slump sensor 16 can be fed with a simple circuit.
- the mixer 10 ⁇ / b> J of the mixer vehicle of the first embodiment can satisfactorily supply power to the slump sensor 16 attached to the mixer drum 10 and rotating together with the mixer drum 10.
- the power generation unit 30D of the mixer 10J is fixed to the outer surface of the mixer drum 10 and rotates on a circumference around the rotation shaft 10G of the mixer drum 10.
- the shaft portion 30B of the generator 30 includes a rotor 30F connected to the tip.
- the support part 11 has the to-be-contacted part 13 which the rotor 30F contacts while rotating.
- the mixer 10J rotates with respect to the power generation unit 30D while the shaft 30B of the generator 30 circulates on a predetermined circumference separated from the rotation shaft 10G of the mixer drum 10 in the radial direction. Thereby, this mixer 10J can make rotation of the axial part 30B with respect to electric power generation part 30D high rotation compared with rotation of the mixer drum 10.
- this mixer 10J can generate more power with the power generation unit 30D.
- the mixer 10J may be made of a material different from that of the shaft body 30E for the rotor 30F. That is, since the mixer 10J can select the material of the rotor 30F according to the material of the contacted portion 13, the rotor 30F can be reliably rotated with respect to the contacted portion 13.
- the contacted portion 13 of the mixer 10J is a cylindrical portion formed coaxially with the rotating shaft 10G.
- the rotor 30F also circulates on a predetermined circumference around the rotation shaft 10G, so that the rotor 30F can always be brought into contact with the contacted portion 13. For this reason, this mixer 10J can always generate electric power with the generator 30 while the mixer drum 10 is rotating.
- the generator 30 of the mixer 10J is attached to the mixer drum 10 so that the rotor 30F swings in the radial direction of the rotating shaft 10G of the mixer drum 10.
- the generator 30 has a spring 30 ⁇ / b> C that gives an elastic force in a direction in which the rotor 30 ⁇ / b> F contacts the contacted portion 13. For this reason, the mixer 10J can abut the rotor 30F against the contacted portion 13 while applying a load to the rotor 30F, and therefore, the rotor 30F can be prevented from idling with respect to the contacted portion 13.
- the rotor 30F can be reliably rotated with respect to the contacted portion 13 even if the central axis of the contacted portion 13 is slightly shifted from the rotation shaft 10G of the mixer drum 10. it can.
- the mixer truck of the second embodiment is different from the first embodiment in the position where the generator 130 is attached to the mixer drum 10, the outer shape of the rotor 130 ⁇ / b> F, and the outer shape of the contacted portion 113.
- Other configurations are the same as those of the first embodiment, and the same configurations as those of the first embodiment are denoted by the same reference numerals and detailed description thereof is omitted.
- the shaft portion 130B includes a shaft portion main body 30E and a rotor 130F.
- the shaft main body 30E is rotatably provided on the generator main body 30A and protrudes forward from the front end of the generator main body 30A.
- the rotor 130F has a cylindrical shape.
- the rotor 130F is provided with grooves on the outer peripheral surface at equal intervals in the circumferential direction to form spur gears.
- the outer diameter of the rotor 130F is larger than the outer diameter of the shaft body 30E.
- the rotor 130F has a central axis coaxial with the central axis of the shaft body 30E. Further, the rotor 130F has the tip portion of the shaft body 30E inserted therein.
- the rotor 130F is connected to the tip of the shaft body 30E.
- the shaft portion main body 30E and the rotor 130F which are the shaft portions 130B, rotate integrally with respect to the generator main body 30A around the central axis. That is, the shaft portion 130B protrudes forward from the front end of the generator body 30A and is rotatable with respect to the generator body 30A.
- the rear end portions of the left and right side walls 30G are fixed to the outer surface of the closing portion 10F of the mixer drum 10, and the shaft portion 130B extends in the forward direction.
- the generator 130 has a shaft portion 130 ⁇ / b> B protruding in the forward direction of the mixer drum 10. Since the generator body 30A is pivotally supported by the left and right side walls 30G so that the front end of the generator 130 can swing freely, the rotor 130F, which is a rotating body of the shaft section 130B extending forward from the generator body 30A, is provided on the mixer drum 10. It swings in the radial direction of the rotating shaft 10G.
- the rotor 130F is provided with the elastic force of the spring 30C in the direction of the rotating shaft 10G of the mixer drum 10.
- the contacted portion 113 is connected to the front end portion of the support portion 11.
- the contacted portion 113 is a cylindrical portion that is coaxial with the rotating shaft 10G of the mixer drum 10 and is formed around the rotating shaft 10G.
- the contacted portion 113 is provided with grooves on the outside in the circumferential direction at equal intervals to form a spur gear.
- the elastic force of the spring 30C is applied to the rotor 130F in a direction in which the outer peripheral surface is in contact with the outside of the contacted portion 113.
- a spur gear provided on the outer peripheral surface of the rotor 130F is brought into contact with a spur gear provided on the outer peripheral surface.
- the power generation unit 30D rotates with the rotation of the mixer drum 10, whereby the shaft 30B rotates with respect to the power generation unit 30D, and the power generation unit 30D generates power. That is, the mixer 10J can take out electrical energy by using the rotational force of the mixer drum 10 that rotates when stirring the ready-mixed concrete. Therefore, the mixer 10J effectively uses the rotational energy of the mixer drum 10, and the generator 130 generates power and stably supplies power to the slump sensor 16 without being affected by the surrounding environment such as time zone and weather. be able to. Further, the mixer 10J does not require a large mounting area compared to the case where a solar power generator is attached, and the generator 130 can be easily attached to the mixer drum 10.
- the mixer 10J feeds power from the power generation unit 30D attached to the mixer drum 10 to the slump sensor 16 through the power line 14, so that the support unit 11 side passes through the power line 14 to the slump sensor 16 provided on the mixer drum 10 side. Therefore, the slump sensor 16 can be fed with a simple circuit.
- the mixer 10J of the mixer vehicle of the second embodiment can also supply power to the slump sensor 16 attached to the mixer drum 10 and rotating together with the mixer drum 10.
- the power generation unit 30D of the mixer 10J is fixed to the outer surface of the mixer drum 10 and rotates on a circumference around the rotation shaft 10G of the mixer drum 10.
- the shaft portion 130B of the generator 130 includes a rotor 130F connected to the tip.
- the support part 11 has the to-be-contacted part 113 which the rotor 130F contacts while rotating. Therefore, the mixer 10J rotates with respect to the power generation unit 30D while the shaft portion 130B of the generator 130 circulates on a predetermined circumference that is radially away from the rotation shaft 10G of the mixer drum 10. Thereby, compared with the rotation of the mixer drum 10, this mixer 10J can make rotation of the axial part 130B with respect to electric power generation part 30D high.
- this mixer 10J can generate more power with the power generation unit 30D.
- the mixer 10J may be made of a material different from that of the shaft body 30E for the rotor 130F. That is, since the mixer 10J can select the material of the rotor 130F according to the material of the contacted portion 113, the rotor 130F can be reliably rotated with respect to the contacted portion 113.
- the contacted portion 113 of the mixer 10J is a cylindrical portion formed coaxially with the rotating shaft 10G.
- the rotor 130F also circulates on a predetermined circumference around the rotation shaft 10G, so that the rotor 130F can always be in contact with the contacted portion 113. For this reason, this mixer 10J can always generate electric power with the generator 130 while the mixer drum 10 is rotating.
- the generator 130 of the mixer 10J is attached to the mixer drum 10 so that the rotor 130F swings in the radial direction of the rotating shaft 10G of the mixer drum 10. Further, the generator 130 includes a spring 30C that applies an elastic force in a direction in which the rotor 130F contacts the contacted portion 113. For this reason, the mixer 10J can bring the rotor 130F into contact with the contacted portion 113 while applying a load to the rotor 130F, so that the rotor 130F can be prevented from idling with respect to the contacted portion 113.
- the rotor 130F can be reliably rotated with respect to the contacted portion 113 even if the central axis of the contacted portion 113 is slightly deviated from the rotation shaft 10G of the mixer drum 10. it can.
- the mixer truck of the third embodiment is configured such that the configuration of the generator 230, the position where the generator 230 is attached to the mixer drum 10, the position where the power line 214 is laid, and the contacted portion are not provided. Different from 1 and 2.
- Other configurations are the same as those of the first and second embodiments.
- the same configurations as those of the first and second embodiments are denoted by the same reference numerals, and detailed description thereof is omitted.
- the mixer drum 10 connects the front end of the drive shaft 210B to the speed reducer 70.
- the speed reducer 70 includes a first gear 70A and a second gear 70B.
- the first gear 70A and the second gear 70B are spur gears.
- the second gear 70B meshes with the first gear 70A and is disposed below the first gear 70A.
- the second gear 70B has an outer diameter smaller than that of the first gear 70A.
- the second gear 70 ⁇ / b> B is coaxially connected to the output shaft 72 of the hydraulic motor 71.
- the generator 230 has a generator body 230A, which is a power generation unit, and a shaft 230B.
- the generator body 230A has a cylindrical shape.
- the shaft 230B is rotatably provided on the generator main body 30A.
- the rear portion of the shaft portion 230B is inserted into the generator main body 30A, and the front portion projects forward from the front end of the generator main body 30A.
- One end of the power line 214 is connected to the rear end of the generator body 230A.
- the generator 230 is arranged such that the central shaft of the shaft portion 230B is coaxial with the rotating shaft 10G of the mixer drum 10 with the side from which the shaft portion 230B protrudes in the forward direction.
- the generator 230 connects the rear end of the generator body 230A to the front end of the drive shaft 210B. That is, the generator main body 230A is connected to the rotating shaft 10G of the mixer drum 10 and rotates around the rotating shaft 10G.
- the shaft 230B has a tip fixed to the support 111.
- One end of the power line 214 is connected to the rear end of the generator main body 230 ⁇ / b> A, is laid on the inside of the drive shaft 210 ⁇ / b> B and the outer surface of the mixer drum 10, and the other end is connected to the calculation unit 15 of the slump sensor 16. .
- the power line 214 electrically connects the generator main body 230A and the arithmetic unit 15 of the slump sensor 16 which is an electric device. That is, this mixer car feeds electric power from the generator main body 230 ⁇ / b> A that is a power generation unit via the power line 214.
- the generator body 230 ⁇ / b> A rotates as the mixer drum 10 rotates.
- the generator main body 230 ⁇ / b> A rotates with respect to the shaft portion 230 ⁇ / b> B whose tip is fixed to the support portion 111.
- this mixer car can generate power with the generator 230.
- the mixer 10J of the mixer vehicle also rotates the generator main body 230A, which is a power generation unit, as the mixer drum 10 rotates, so that the shaft portion 230B rotates with respect to the generator main body 230A and the generator main body 230A. Will generate electricity. That is, the mixer 10J can take out electrical energy by using the rotational force of the mixer drum 10 that rotates when stirring the ready-mixed concrete. Therefore, the mixer 10J effectively uses the rotational energy of the mixer drum 10, and the generator 230 generates power and stably supplies power to the slump sensor 16 without being affected by the surrounding environment such as time zone and weather. be able to.
- the mixer 10J does not require a large mounting area as compared with the case where a solar power generator is attached, and the generator 230 can be easily attached to the mixer drum 10. Further, the mixer 10J feeds power from the generator body 30A attached to the mixer drum 10 to the slump sensor 16 via the power line 214, so that the power line 214 is connected from the support portion 111 side to the slump sensor 16 provided on the mixer drum 10 side. Therefore, the slump sensor 16 can be fed with a simple circuit.
- the mixer 10J of the mixer truck of the third embodiment can also supply power to the slump sensor 16 attached to the mixer drum 10 and rotating together with the mixer drum 10.
- the mixer drum 10 of the mixer 10J has a drive shaft 210B provided coaxially with the rotary shaft 10G.
- the generator body 230A which is a power generation unit, is connected to the drive shaft 210B of the mixer drum 10 and rotates around the rotation shaft 10G.
- the shaft portion 230B of the generator 230 is fixed to the support portion 111 and is inserted into the generator main body 230A coaxially with the rotating shaft 10G. For this reason, since the shaft portion 230B can reliably rotate with respect to the generator main body 230A, the mixer 10J can reliably generate power with the generator main body 230A.
- Embodiment 1 a metal wire formed in a coil shape is used as an elastic member in order to impart elastic force to the generator main body and the power generation shaft.
- the present invention is not limited to this, and a leaf spring, synthetic rubber, and urethane are used. (Urethane) Resin or the like may be used as an elastic member to apply an elastic force to the generator body and the power generation shaft.
- the rotor has a columnar shape in which the outer diameter of the front end is smaller than the outer diameter of the rear end.
- the outer diameter of the front end and the rear end may be the same. It may be larger than the outer diameter of the rear end.
- the outer peripheral surface of the rotor which is a rotating body, is in contact with the outside of the contacted portion.
- the elastic force of the spring may be applied to the outer peripheral surface of the rotor so as to contact the inside of the contacted portion.
- the outer peripheral surface of the rotor is in contact with the outside of the contacted portion. It is possible to arrange the generator shaft and the generator main body with the elastic force of the spring in the forward direction of the mixer drum so that the outer peripheral surface of the rotor contacts the end surface of the contacted portion.
- the spur gear is formed by providing grooves at equal intervals in the circumferential direction on the outer peripheral surface of the rotor and the outside of the contacted portion.
- the spur gear may not be a spur gear.
- a bevel gear or the like may be formed and used.
- spur gears are used for the first gear and the second gear of the speed reducer.
- the spur gears may not be spur gears, bevel gears, bevel gears, worm gears, or the like. May be used.
- the rotational force obtained from the engine as the power source is transmitted to the mixer drum, but the power source may not be the engine, and the rotational force obtained from the electric motor or the like is used as the power source.
- the mixer vehicle is used.
- the present invention is not limited to this, and a mixer in which a support unit is installed at a work site or the like and a mixer drum is rotatably mounted may be used.
- the rotational force for rotating the mixer drum may be obtained from an electric motor or the like.
- the number of slump sensors is one, but the number of slump sensors may not be one, but may be two or more.
- the speed reducer includes two gears, the first gear and the second gear. However, the number of gears is not limited to two, and may be three or more.
- the ready-mixed concrete is stirred by the mixer drum.
- the present invention is not limited to this, and various powders and liquids may be stirred or kneaded by the mixer drum.
- the slump sensor is provided on the inner and outer peripheral surfaces of the mixer drum.
- the present invention is not limited to this, and the slump sensor may be provided anywhere on the inner and outer surfaces of the mixer drum. .
- one generator is provided on the outer surface of the mixer drum.
- the present invention is not limited to this, and two or more generators may be provided on the outer surface of the mixer drum.
- the slump sensor is provided on the mixer drum.
- the slump sensor may not be provided, and another electric device such as a tachometer may be provided on the mixer drum.
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- Engineering & Computer Science (AREA)
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- Transportation (AREA)
- Power Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Structural Engineering (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Mixers With Rotating Receptacles And Mixers With Vibration Mechanisms (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
Description
実施形態1のミキサ車は、図1に示すように、車体50、ミキサ10J、ホッパ(hopper)50C、及びシュート(chute)50Dを備えている。 <Embodiment 1>
As shown in FIG. 1, the mixer vehicle of the first embodiment includes a
発電機本体30Aは軸部30Bが発電機本体30Aに対して回転することによって発電する。電力線14は一端が発電機本体30Aの後端に接続されている。また、電力線14は他端が後述するスランプセンサ16の演算部15に接続されている。 The
The
実施形態2のミキサ車は、図4に示すように、発電機130をミキサドラム10へ取り付ける位置、ローター130Fの外形形状、及び被接触部113の外形形状が実施形態1と異なる。他の構成は実施形態1と同様であり、実施形態1と同一の構成は同一の符号を付して詳細な説明は省略する。 <Embodiment 2>
As shown in FIG. 4, the mixer truck of the second embodiment is different from the first embodiment in the position where the
実施形態3のミキサ車は、図5に示すように、発電機230の構成、発電機230をミキサドラム10へ取り付ける位置、電力線214を敷設する位置、及び被接触部を設けていない点が実施形態1及び2と異なる。他の構成は実施形態1及び2と同様であり、実施形態1及び2と同一の構成は同一の符号を付して詳細な説明は省略する。 <Embodiment 3>
As shown in FIG. 5, the mixer truck of the third embodiment is configured such that the configuration of the
本発明は上記記述及び図面によって説明した実施形態1~3に限定されるものではなく、例えば次のような実施形態も本発明の技術的範囲に含まれる。
(1)実施形態1では、発電機本体及び発電軸に弾性力を付与するためにコイル状に成形した金属線を弾性部材として用いているが、これに限らず、板バネ、合成ゴム及びウレタン(urethane)樹脂等を弾性部材として用いて発電機本体及び発電軸に弾性力を付与してもよい。
(2)実施形態1では、ローターは前端の外径が後端の外径より小さい円柱状であるが、これに限らず、前端と後端の外径が同じでもよく、前端の外径が後端の外径より大きくてもよい。
(3)実施形態1及び2では、回転体であるローターの外周面を被接触部の外側に当接しているが、これに限らず、発電軸及び発電機本体をミキサドラムの回転軸から離れる方向にバネの弾性力を付与して、ローターの外周面を被接触部の内側に当接してもよい。
(4)実施形態1及び2では、ローターの外周面を被接触部の外側に当接しているが、これに限らず、発電軸及び発電機本体をミキサドラムの閉鎖部に回転軸の放射方向に配置して、発電軸及び発電機本体をミキサドラムの前方向にバネの弾性力を付与して、ローターの外周面を被接触部の端面に当接してもよい。
(5)実施形態2では、ローターの外周面、及び被接触部の外側に周方向に等間隔に溝を設けて平歯車を形成しているが、平歯車でなくてもよく、斜歯歯車や傘歯車等を形成して用いてもよい。
(6)実施形態3では、減速機の第1歯車、及び第2歯車に平歯車を用いているが、平歯車でなくてもよく、斜歯歯車、傘歯車、又はウォームギヤ(worm gear)等を用いてもよい。
(7)実施形態1では、動力源であるエンジンから得た回転力をミキサドラムに伝達して用いているが、動力源はエンジンでなくてもよく、電動モーター等から得た回転力を動力源として用いてもよい。
(8)実施形態1~3では、ミキサ車であったが、これに限らず、作業現場等に支持部を設置してミキサドラムを回転自在に搭載したミキサであってもよい。この場合、ミキサドラムを回転する回転力を電動モーター等から得てもよい。
(9)実施形態1~3では、スランプセンサが1つであるが、スランプセンサの数が1つでなくてもよく2つ以上であってもよい。
(10)実施形態3では、減速機が第1歯車、及び第2歯車の2つの歯車を具備しているが、歯車は2つでなくてもよく3つ以上であってもよい。
(11)実施形態1では、ミキサドラムでレディミクストコンクリートを攪拌しているが、これに限らず、ミキサドラムでさまざまな粉粒体や液体等の攪拌又は混練を行ってもよい。
(12)実施形態1~3では、スランプセンサをミキサドラムの内周面及び外周面に設けているが、これに限らず、スランプセンサをミキサドラムの内側面及び外側面であればどこに設けてもよい。
(13)実施形態1及び2では、ミキサドラムの外側面に発電機を1つ設けているが、これに限らず、ミキサドラムの外側面に発電機を2つ以上設けてもよい。
(14)実施形態1~3では、ミキサドラムにスランプセンサを設けているが、スランプセンサでなくてもよく、ミキサドラムに回転計等の他の電気機器を設けてもよい。 <Other embodiments>
The present invention is not limited to the first to third embodiments described with reference to the above description and the drawings. For example, the following embodiments are also included in the technical scope of the present invention.
(1) In Embodiment 1, a metal wire formed in a coil shape is used as an elastic member in order to impart elastic force to the generator main body and the power generation shaft. However, the present invention is not limited to this, and a leaf spring, synthetic rubber, and urethane are used. (Urethane) Resin or the like may be used as an elastic member to apply an elastic force to the generator body and the power generation shaft.
(2) In the first embodiment, the rotor has a columnar shape in which the outer diameter of the front end is smaller than the outer diameter of the rear end. However, the outer diameter of the front end and the rear end may be the same. It may be larger than the outer diameter of the rear end.
(3) In Embodiments 1 and 2, the outer peripheral surface of the rotor, which is a rotating body, is in contact with the outside of the contacted portion. The elastic force of the spring may be applied to the outer peripheral surface of the rotor so as to contact the inside of the contacted portion.
(4) In the first and second embodiments, the outer peripheral surface of the rotor is in contact with the outside of the contacted portion. It is possible to arrange the generator shaft and the generator main body with the elastic force of the spring in the forward direction of the mixer drum so that the outer peripheral surface of the rotor contacts the end surface of the contacted portion.
(5) In Embodiment 2, the spur gear is formed by providing grooves at equal intervals in the circumferential direction on the outer peripheral surface of the rotor and the outside of the contacted portion. However, the spur gear may not be a spur gear. A bevel gear or the like may be formed and used.
(6) In the third embodiment, spur gears are used for the first gear and the second gear of the speed reducer. However, the spur gears may not be spur gears, bevel gears, bevel gears, worm gears, or the like. May be used.
(7) In the first embodiment, the rotational force obtained from the engine as the power source is transmitted to the mixer drum, but the power source may not be the engine, and the rotational force obtained from the electric motor or the like is used as the power source. It may be used as
(8) In the first to third embodiments, the mixer vehicle is used. However, the present invention is not limited to this, and a mixer in which a support unit is installed at a work site or the like and a mixer drum is rotatably mounted may be used. In this case, the rotational force for rotating the mixer drum may be obtained from an electric motor or the like.
(9) In Embodiments 1 to 3, the number of slump sensors is one, but the number of slump sensors may not be one, but may be two or more.
(10) In Embodiment 3, the speed reducer includes two gears, the first gear and the second gear. However, the number of gears is not limited to two, and may be three or more.
(11) In the first embodiment, the ready-mixed concrete is stirred by the mixer drum. However, the present invention is not limited to this, and various powders and liquids may be stirred or kneaded by the mixer drum.
(12) In the first to third embodiments, the slump sensor is provided on the inner and outer peripheral surfaces of the mixer drum. However, the present invention is not limited to this, and the slump sensor may be provided anywhere on the inner and outer surfaces of the mixer drum. .
(13) In Embodiments 1 and 2, one generator is provided on the outer surface of the mixer drum. However, the present invention is not limited to this, and two or more generators may be provided on the outer surface of the mixer drum.
(14) In the first to third embodiments, the slump sensor is provided on the mixer drum. However, the slump sensor may not be provided, and another electric device such as a tachometer may be provided on the mixer drum.
Claims (5)
- 支持部と、
前記支持部に軸支され、回転軸を中心に回転するミキサドラムと、
前記ミキサドラムに取り付けられて前記ミキサドラムと共に回転する電気機器と、
前記ミキサドラムに取り付けられて前記ミキサドラムと共に回転する発電部、及び前記発電部から突出して前記発電部に対して回転自在である軸部を有し、前記ミキサドラムの回転に伴って前記軸部が前記発電部に対して回転すると前記電気機器へ給電する電力を発電する発電機と、
前記発電部と前記電気機器とを接続する電力線と、
を備えていることを特徴とするミキサ。 A support part;
A mixer drum that is pivotally supported by the support and rotates about a rotation axis;
An electrical device attached to the mixer drum and rotating with the mixer drum;
A power generation unit that is attached to the mixer drum and rotates together with the mixer drum; and a shaft portion that protrudes from the power generation unit and is rotatable with respect to the power generation unit. A generator for generating electric power to be supplied to the electrical device when rotated relative to the unit;
A power line connecting the power generation unit and the electrical device;
A mixer characterized by comprising. - 前記発電部は、前記ミキサドラムの外側面に固定され、前記ミキサドラムの前記回転軸を中心にした円周上を回転し、
前記軸部は先端に連結した回転体を具備し、
前記支持部は前記回転体が回転しながら接触する被接触部を有していることを特徴とする請求項1記載のミキサ。 The power generation unit is fixed to the outer surface of the mixer drum, rotates on a circumference around the rotation axis of the mixer drum,
The shaft portion includes a rotating body connected to a tip,
The mixer according to claim 1, wherein the support portion has a contacted portion that contacts the rotating body while rotating. - 前記被接触部は前記回転軸と同軸に形成された円筒部であることを特徴とする請求項2記載のミキサ。 The mixer according to claim 2, wherein the contacted part is a cylindrical part formed coaxially with the rotating shaft.
- 前記発電機は、前記回転体が前記ミキサドラムの前記回転軸の放射方向に揺動するように前記ミキサドラムに取り付けられ、前記回転体が前記被接触部に当接する方向に弾性力を付与する弾性部材を有していることを特徴とする請求項3記載のミキサ。 The generator is attached to the mixer drum such that the rotating body swings in a radial direction of the rotating shaft of the mixer drum, and an elastic member that applies an elastic force in a direction in which the rotating body contacts the contacted portion. The mixer according to claim 3, wherein the mixer is provided.
- 前記ミキサドラムは前記回転軸と同軸に設けられた駆動軸を有しており、前記発電部は前記ミキサドラムの前記駆動軸に連結されて前記回転軸を中心にして回転し、前記軸部は前記支持部に固定されて前記回転軸と同軸上で前記発電部に挿入されていることを特徴とする請求項1記載のミキサ。 The mixer drum has a drive shaft provided coaxially with the rotation shaft, the power generation unit is connected to the drive shaft of the mixer drum and rotates around the rotation shaft, and the shaft portion is the support The mixer according to claim 1, wherein the mixer is fixed to a portion and inserted into the power generation portion coaxially with the rotating shaft.
Priority Applications (3)
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CA2987560A CA2987560A1 (en) | 2015-06-19 | 2016-04-27 | Mixer |
NZ735880A NZ735880A (en) | 2015-06-19 | 2016-04-27 | Mixer |
AU2016280992A AU2016280992A1 (en) | 2015-06-19 | 2016-04-27 | Mixer |
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JP2015123443A JP5990304B1 (en) | 2015-06-19 | 2015-06-19 | Mixer |
JP2015-123443 | 2015-06-19 |
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PCT/JP2016/063190 WO2016203854A1 (en) | 2015-06-19 | 2016-04-27 | Mixer |
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AU (1) | AU2016280992A1 (en) |
CA (1) | CA2987560A1 (en) |
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CN109865580A (en) * | 2017-12-28 | 2019-06-11 | 青岛联合智造科技有限公司 | Full-automatic mixer truck building waste grinding device |
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JP2007276418A (en) * | 2006-04-12 | 2007-10-25 | Shigezo Chiba | Concrete mixer truck |
JP2008100407A (en) * | 2006-10-18 | 2008-05-01 | Sumitomo Osaka Cement Co Ltd | Remaining water reporting system for concrete mixer truck |
JP2010149638A (en) * | 2008-12-24 | 2010-07-08 | Shinmaywa Industries Ltd | Charge control method for electric special vehicle |
WO2012128092A1 (en) * | 2011-03-24 | 2012-09-27 | カヤバ工業株式会社 | Mixer drum driving device |
JP2012201145A (en) * | 2011-03-24 | 2012-10-22 | Kyb Co Ltd | Mixer drum driving device |
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JP5649177B2 (en) * | 2011-03-24 | 2015-01-07 | カヤバ工業株式会社 | Mixer drum drive device |
-
2015
- 2015-06-19 JP JP2015123443A patent/JP5990304B1/en not_active Expired - Fee Related
-
2016
- 2016-04-27 WO PCT/JP2016/063190 patent/WO2016203854A1/en active Application Filing
- 2016-04-27 AU AU2016280992A patent/AU2016280992A1/en not_active Abandoned
- 2016-04-27 CA CA2987560A patent/CA2987560A1/en not_active Abandoned
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2007276418A (en) * | 2006-04-12 | 2007-10-25 | Shigezo Chiba | Concrete mixer truck |
JP2008100407A (en) * | 2006-10-18 | 2008-05-01 | Sumitomo Osaka Cement Co Ltd | Remaining water reporting system for concrete mixer truck |
JP2010149638A (en) * | 2008-12-24 | 2010-07-08 | Shinmaywa Industries Ltd | Charge control method for electric special vehicle |
WO2012128092A1 (en) * | 2011-03-24 | 2012-09-27 | カヤバ工業株式会社 | Mixer drum driving device |
JP2012201145A (en) * | 2011-03-24 | 2012-10-22 | Kyb Co Ltd | Mixer drum driving device |
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CN109865580A (en) * | 2017-12-28 | 2019-06-11 | 青岛联合智造科技有限公司 | Full-automatic mixer truck building waste grinding device |
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JP5990304B1 (en) | 2016-09-14 |
AU2016280992A1 (en) | 2017-10-19 |
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CA2987560A1 (en) | 2016-12-22 |
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