WO2007043173A1 - Ready-mixed concrete production device and ready-mixed concrete transfer device - Google Patents

Abstract

A ready-mixed concrete production device, comprising a base body installed on a truck; at least two or more concrete mixers installed on the base body; a ready-mixed concrete transfer device having a hopper device and a discharge device, the hopper device receiving a ready-mixed concrete that is discharged from the two or more concrete mixers, having a discharge port at its center lower part, and using a screw conveyor that can transfer the ready-mixed concrete to its center part when it is driven, the discharge device using a screw conveyor that transfers the ready-mixed concrete discharged from the discharge port of the hopper device to a squeeze type concrete pump etc.; and a hydraulic power unit for driving the two or more concrete mixers, the ready-mixed concrete transfer device, etc. Irrespective of a transportation distance and a transportation time, the ready-mixed concrete can be efficiently produced at a site where the ready-mixed concrete is used and transferred to a position where the ready-mixed concrete is placed.

Description

 Specification

 Ready-mixed concrete manufacturing equipment and ready-mixed concrete transfer equipment

 Technical field

 TECHNICAL FIELD [0001] The present invention relates to a ready-mixed concrete production apparatus and a ready-mixed concrete transfer apparatus that can be manufactured at a site where ready-mixed concrete is used.

 Background art

 Conventionally, ready-mixed concrete is a ready-mixed concrete manufacturer, and water, sand, gravel, and cement are put into a mixer truck, transported to a construction site while mixing, and placed at a construction site via a concrete pump car. ing.

 [0003] For this reason, if ready-mixed concrete is not placed within one hour, quality problems will occur. Therefore, the transportation time between the ready-mixed concrete manufacturer and the construction site is limited to one hour or less, and a large amount When placing ready-mixed concrete, it was difficult to secure a mixer truck and to manage the transportation.

 Patent Document 1: None

 Disclosure of the invention

 Problems to be solved by the invention

[0004] In view of the above-mentioned conventional drawbacks, the present invention can efficiently produce ready-mixed concrete at a site using raw concrete that is related to the transport distance and transport time, and transfer it to the placing site. It aims to provide ready-mixed concrete manufacturing equipment and ready-mixed concrete transfer equipment.

 [0005] The above and other objects and novel features of the present invention will become more fully apparent when the following description is read in conjunction with the accompanying drawings.

 However, the drawings are for explanation only and do not limit the technical scope of the present invention.

 Means for solving the problem

[0006] In order to achieve the above object, the present invention provides a base body installed on a truck, at least two concrete mixers attached to the base body, and attached to the base body. A hopper device using a screw conveyor that has a discharge port in the center lower part that receives the ready-mixed concrete that is also discharged by the two or more concrete mixers, and that can move the ready-mixed concrete to the center by driving. Ready-mixed concrete transfer device comprising a discharge device using a screw conveyor that transfers ready-mixed concrete discharged from the discharge port of the hopper device to a squeeze-type concrete pump, etc., and the two or more concrete attached to the base body Ready-mixed concrete manufacturing equipment is composed of a mixer and a hydraulic power unit that drives ready-mixed concrete transfer equipment.

 [0007] The present invention is a hopper in which the upper portion is widened and the portion closer to the central portion than both ends is formed in a large diameter, and a discharge port is formed in the bottom surface of the substantially central portion, and the raw container discharged into the hopper A screw shaft to which left and right blades having a larger diameter are attached to the center side than both ends rotatably attached to the hopper so as to guide the cleat to the discharge port, and one end of the hopper for rotating the screw shaft A hopper device comprising a hydraulic drive pump attached to the hopper, and a discharge cylinder having a portion near the rear end attached to the hopper at a predetermined angle so as to communicate with the hopper outlet of the hopper device, A discharge shaft comprising a screw shaft rotatably mounted in the discharge tube and a hydraulic drive pump mounted on the rear end of the discharge tube for rotationally driving the screw shaft. It constitutes a transfer device of the cleat.

 The invention's effect

 [0008] As will be apparent from the following description, the present invention provides the following effects.

[0009] (1) It is discharged from the base body installed on the truck, at least two or more concrete mixers attached to the base body, and the two or more concrete mixers attached to the base body. A hopper device using a screw conveyor that has a discharge port at the center lower part that receives the ready-mixed concrete and can transfer the ready-mixed concrete to the center by driving, and the squeeze-type concrete And a hydraulic power unit that drives the two or more concrete mixers attached to the base body, the raw concrete transfer device, etc. Because it is configured, the current use of ready-mixed concrete In concrete aggregate carried by the truck or the like, cement Ready-mixed concrete can be manufactured using two or more concrete mixers using water and water. Therefore, ready-mixed concrete can be manufactured in the optimum state and placed on the site.

 [0010] (2) According to the above (1), ready-mixed concrete manufactured by two or more concrete mixers can be transferred to a squeeze-type concrete pump by a ready-mixed concrete transfer device including a hopper device and a discharge device. .

 Therefore, the manufactured ready-mixed concrete can be easily transferred and can be efficiently transferred to the setting site.

(3) According to (1), two or more concrete mixers, ready-mixed concrete transfer device, squeeze-type concrete pump, and hydraulic power unit are installed on the base body installed on the truck. Can be transported easily and easily.

[0012] (4) Claim 2 can achieve the same effects as the above (1) to (3), and can produce raw concrete more efficiently.

[0013] (5) Claim 3 can efficiently transfer ready-mixed concrete from which two or more concrete mixer forces are discharged to a squeeze type concrete pump.

 Brief Description of Drawings

FIG. 1 is a side view of the best first embodiment for carrying out the present invention.

 FIG. 2 is a plan view of the best first embodiment for carrying out the present invention.

 FIG. 3 is a rear view of the best first embodiment for carrying out the present invention.

 FIG. 4 is a plan view of a ready-mixed concrete transfer device according to a first embodiment for carrying out the present invention.

 FIG. 5 is a front view of the ready-mixed concrete transfer device according to the first embodiment for carrying out the present invention.

 FIG. 6 is a side view of the best concrete ready-mixed concrete transfer device for carrying out the present invention.

 FIG. 7 is a sectional view taken along line 7-7 in FIG.

FIG. 8 is a plan view of the best concrete mixer according to the first embodiment for carrying out the present invention. FIG. 9 is a side view of the best concrete mixer according to the first embodiment for carrying out the present invention.

FIG. 10 is a rear view of the best concrete mixer according to the first embodiment for carrying out the present invention.

FIG. 11 is a sectional view taken along line 11-11 in FIG.

 FIG. 12 is an explanatory diagram of a state in which the concrete aggregate and cement of the best first embodiment for carrying out the present invention are injected.

 FIG. 13 is an explanatory diagram of a state in which the concrete pump according to the best first embodiment for carrying out the present invention is used.

 FIG. 14 is an explanatory diagram showing a state where the concrete pump according to the first embodiment for carrying out the present invention is not used.

 FIG. 15 is a side view of a second embodiment for carrying out the present invention.

FIG. 16 is a plan view of a second embodiment for carrying out the present invention.

FIG. 17 is a rear view of a second embodiment for carrying out the present invention.

FIG. 18 is a side view of a third embodiment for carrying out the present invention.

FIG. 19 is a plan view of a third embodiment for carrying out the present invention.

FIG. 20 is a rear view of a third embodiment for carrying out the present invention.

Explanation of symbols

1, 1A, 1B: Ready-mixed concrete production equipment,

2: Truck, 3: Driver's cab,

 4: cargo bed, 5: car body,

 6: Crane, 7: Outrigger,

 8: Hydraulic cylinder, 9: Base body,

10: Concrete mixer,

11: Squeeze type concrete pump,

12: Water tank, 13: Ready-mixed concrete transfer device,

 14: Hydraulic power unit, 15: Worktable,

16: Weighing unit, 17: Support base,

18: outlet, 19: inlet,

20: Concrete mixer drum, 21 :: pivot bracket, 22: pivot bracket,

 23:: Hydraulic cylinder, 24: Rotating mechanism,

 25: Open / close door, 26: Stirring device,

 27:: Pivoting bracket, 28: Bracket,

 29:: Opening / closing door body, 30: Pivoting pin,

 31:: Pivoting bracket, 32: Hydraulic cylinder for door

 33:: Bearing, 34: Rotating shaft,

 35:: Stirring bar, 36: Support bracket,

 37:: Hydraulic motor, 38: Discharge port,

 39:: Honoichi, 40: Left blade,

 41: Right blade, 42: Screw shaft,

 43: Hydraulic drive pump, 44: Honoichi device,

 45:: Discharge tube, 46: Screw,

 47:: Screw shaft, 48: Hydraulic drive pump,

 49:: discharge device, 50: concrete aggregate,

 51:: Cement.

 BEST MODE FOR CARRYING OUT THE INVENTION

 Hereinafter, the present invention will be described in detail by the best mode for carrying out the present invention shown in the drawings.

[0017] In the first best mode for carrying out the present invention shown in Figs. 1 to 14, 1 is the raw concrete of the present invention capable of producing ready-mixed concrete at the site of ready-mixed concrete. This ready-mixed concrete manufacturing apparatus 1 includes a truck 2, a crane 6 provided in a vehicle body 5 between a cab 3 of the truck 2 and a loading platform 4, and a vehicle body 5 in a portion where the crane 6 is provided. , An outrigger 7 that can be moved in the left-right direction and the up-down direction, and a base body 9 that is attached to the loading platform 4 so as to be vertically movable by hydraulic cylinders 8, 8, 8, 8 provided at the four corners, At least two concrete mixers 10 and 10 that are attached so that the discharge side is located rearward in a portion closer to the center of the base body 9, and that are arranged in parallel in the embodiment for carrying out the present invention, Of the body 5 Squeeze type attached to part A concrete pump 11 and a water tank 12, a ready-mixed concrete transfer device 13 for transferring ready-mixed concrete manufactured by the two concrete mixers 10 and 10 attached to the base body 9 to the squeeze-type concrete pump 11, and the The crane 6, the outrigger 7, the hydraulic cylinders 8, 8, 8, 8, two concrete mixers 10, 10, the squeeze-type concrete pump 11, the ready-mixed concrete transfer device 13, etc. A hydraulic power unit 14 to be driven, a work table 15 attached to the rear portion of the base body 9, and a metering supply unit 16 provided as necessary.

[0018] The two concrete mixers 10 and 10 are supported by a support base 17 fixed to the base body 9, and are pivotally supported by the support base 17 so that one end side having the discharge ports 18 and 18 is rotatable. The concrete mixer drums 20, 20 having the inlets 19, 19 formed in the upper central part and the outlets 18, 18 of the concrete mixer drums 20, 20 can be positioned downward. One end for rotating the drums 20 and 20 is pivotally supported by the support base 17 by pivotal support brackets 21 and 21, and the other end is pivotally supported by the lower part of the concrete mixer drums 20 and 20 near the other end. Rotating mechanism using hydraulic cylinders 23 and 23 pivotally supported by 22 and 22

24, 24, and doors for opening and closing the outlets 18, 18 of the concrete mixer drums 20, 20

25 and 25, and stirring devices 26 and 26 provided in the concrete mixer drums 20 and 20, respectively.

 [0019] The open / close doors 25 and 25 are pivoted by pivotal metal fittings 27, 27, 27 and 27 on one end walls 20a and 20a of the concrete mixer drums 20 and 20 so that the discharge ports 18 and 18 can be opened and closed. Opening / closing door body 29, 29 having a pair of brackets 28, 28 attached as possible, and one end of each of the pair of brackets 28, 28 of the opening / closing door body 29, 29 is pivotally supported by pivot pins 30, 30. The open / close door hydraulic cylinders 32 and 32 for opening and closing the open / close door main bodies 29 and 29 are supported at the other end portions thereof by pivot support fittings 31 and 31 on the one end walls 20a and 20a.

[0020] The stirrers 26 and 26 are rotatable on bearings 33 and 33 attached to substantially central portions of the one end walls 20a and 20a and the other end walls 20b and 20b of the concrete mixer drums 20 and 20, respectively. Attached to the rotating shafts 34, 34, the stirring bars 35, 35 fixed to the rotating shafts 34, 34, and the support brackets 36, 36 fixed to the other end walls 20b, 20b. The rotary shafts 34 and 34 are constituted by hydraulic motors 37 and 37 that rotate the shafts 34 and 34. [0021] As shown in Figs. 4 to 7, the ready-mixed concrete transfer device 13 has an open upper portion and a portion closer to the center than both ends is formed in a large diameter. A hopper 39 in which a discharge port 38 is formed, and the central side is larger in diameter than both ends rotatably attached to the hopper 39 so as to guide the ready-mixed concrete discharged into the hopper 39 to the discharge port 38. A hopper device 44 comprising a screw shaft 42 to which the left and right blades 40, 41 are attached, a hydraulic drive pump 43 attached to one end of the hopper 39 that rotationally drives the screw shaft 42, and a hopper of the hopper device 44 Fixed to the hopper 39 is a discharge cylinder 45 attached to the hopper 39 at a predetermined angle near the rear end, and a screw 46 rotatably mounted in the discharge cylinder 45 so as to communicate with the discharge outlet 38 of the 39. Sk Oxalic shaft 47, thereby rotating the screw shaft 47, and a discharge device 49 consisting of a hydraulic drive pump 48. which is attached to a rear end portion of the discharge tube 45.

 [0022] The ready-mixed concrete manufacturing apparatus 1 having the above-described configuration operates and transports the truck 2 in the state shown in Fig. 1 with the base body 9 lowered to the site where the ready-mixed concrete is to be placed. The concrete aggregate 50, cement 51, water, etc. measured at the factory 7 are transported using a tractor.

 [0023] When using ready-mixed concrete, it is fixed to the ground with the outrigger 7, and the base body 9 is in the state shown in Fig. 1 or Fig. 14, and the concrete aggregate 50 and the cement 51 are transferred to the concrete mixer with the crane 6. Raw concrete is produced by charging into the concrete mixer drums 20 and 20 through the inlets 19 and 19 of 10 and 10 and adding the weighed water and stirring with the stirring devices 26 and 26. In this case, the two concrete mixers 10 and 10 are operated at different times.

The ready-mixed concrete produced by the concrete mixers 10 and 10 is rotated using the rotating mechanisms 24 and 24 so that the concrete mixer drums 20 and 20 are rotated so that the outlets 18 and 18 are at the bottom, and the open and closed doors 25 and 25 are opened. When opened, it is discharged into the hopper 39 of the upper unit 44 of the ready-mixed concrete transfer device 13 and driven by the hydraulic drive pump 43 to rotate the screw shaft 42 to which the left and right blades 40, 41 are attached. Then, it is discharged into the discharge cylinder 45 of the discharge device 49 and transferred to the squeeze type concrete pump 11 by the screw 46 of the screw shaft 49 rotated by the hydraulic drive pump 48, and the squeeze type concrete pump 11 It is transferred to the site where the cleat is placed.

 [Different forms for carrying out the invention]

 Next, different modes for carrying out the present invention shown in FIGS. 15 to 20 will be described. In the description of the different modes for carrying out the present invention, the same components as those in the best mode for carrying out the present invention are denoted by the same reference numerals, and redundant description is omitted. To do.

 [0025] The second embodiment for carrying out the present invention shown in Figs. 15 to 17 is mainly different from the best first embodiment for carrying out the present invention in that the base body 9 is fixed. In particular, even with the ready-mixed concrete manufacturing apparatus 1A configured as described above, the same effect as that of the best first embodiment for carrying out the present invention can be obtained in that it is attached to the vehicle body 5.

 Similar effects can be obtained by using a platform fixed to the vehicle body instead of the base body 9.

 The third embodiment for carrying out the present invention shown in FIGS. 18 to 20 is mainly different from the best first embodiment for carrying out the present invention in that a squeeze type concrete pump is used. If the concrete pump car is used even if configured in this way, the same as in the first preferred embodiment for carrying out the present invention. Effects can be obtained.

 Industrial applicability

[0027] The present invention is used in an industry for manufacturing a ready-mixed concrete manufacturing apparatus and a ready-mixed concrete transfer apparatus.

Claims

The scope of the claims  [1] A base body installed on a truck, at least two concrete mixers attached to the base body, and ready-mixed concrete from which the two or more concrete mixers attached to the base body are also discharged A hopper device that uses a screw conveyor that has a discharge port at the center lower part that can transfer the ready-mixed concrete to the center by driving, and the ready-mixed concrete discharged from the discharge port of this hopper device to a squeeze-type concrete pump, etc. A ready-mixed concrete transfer device comprising a transporting screw conveyor and a hydraulic power unit for driving the two or more concrete mixers, ready-mixed concrete transfer device and the like attached to the base body. The ready-mixed concrete production equipment.  [2] A base body installed on a truck, at least two concrete mixers attached to the base body, and ready-mixed concrete from which the two or more concrete mixers attached to the base body are also discharged A hopper device that uses a screw conveyor that has a discharge port at the center lower part that can transfer raw concrete to the center by driving, and transfers the ready-mixed concrete discharged from the discharge port of this hopper device to a squeeze type concrete pump And a squeeze type attached to the base body so that the ready-mixed concrete can be received and discharged to the outside by the discharging device of the transferring device. A concrete pump; and the base attached to the base body A hydraulic power unit for driving two or more concrete mixers, a ready-mixed concrete transfer device and a squeeze-type concrete pump, a water tank attached to the base body, and a metering supply unit attached to the base body Ready-made concrete production equipment. [3] A hopper having a discharge port formed in the bottom surface of the central part, the upper part of which is widened and the part closer to the central part than the both ends is formed in a large diameter, and the ready-mixed concrete discharged into the hopper is A screw shaft to which left and right blades having a larger diameter than the both ends that are rotatably attached to the hopper are attached to the hopper so as to be led to the discharge port, and is attached to one end portion of the hopper that rotates the screw shaft. A predetermined hopper is connected to the hopper so as to communicate with a hopper device comprising a hydraulic drive pump and a hopper discharge port of the hopper device. A discharge cylinder in which a portion near the rear end is attached at an angle, a screw shaft rotatably mounted in the discharge cylinder, and a hydraulic pressure attached to the rear end of the discharge cylinder that rotationally drives the screw shaft A transfer device for ready-mixed concrete comprising a discharge device comprising a drive pump.