CN209920233U - Concrete mixing plant of material is thrown in order - Google Patents
Concrete mixing plant of material is thrown in order Download PDFInfo
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- CN209920233U CN209920233U CN201821475768.4U CN201821475768U CN209920233U CN 209920233 U CN209920233 U CN 209920233U CN 201821475768 U CN201821475768 U CN 201821475768U CN 209920233 U CN209920233 U CN 209920233U
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Abstract
The utility model discloses a concrete mixing plant with sequential feeding, which comprises a support frame, a control box, a feeding hopper, a feeding mechanism, a cam mechanism, a discharging mechanism, a measuring hopper, a rotating mechanism, a pressure sensor, a photoelectric sensor, a water tank and a mixing bin; a double-helix pushing mechanism is arranged on the side edge of the stirring bin; a discharge pipe is arranged at the bottom of the stirring bin; the water tank is arranged at the top of the stirring bin; the water tank is communicated with the stirring bin through a water pipe; a water pump and a metering pump are arranged on the water pipe; a PLC control system is arranged in the control box; the PLC control system is respectively connected with the feeding mechanism, the cam mechanism, the metering hopper, the rotating mechanism, the pressure sensor, the photoelectric sensor, the discharger, the water pump, the metering pump, the stirring mechanism and the double-helix pushing mechanism. The utility model provides a throw in stone, cement and sand according to precedence order, guarantee the concrete mixing plant that the order of the stirring quality of concrete throws the material.
Description
Technical Field
The utility model belongs to the technical field of concrete mixing equipment, concretely relates to concrete mixing plant of material is thrown in order.
Background
Ordinary concrete is generally artificial stone which is made by using cement as a main cementing material, water, sand, stones, chemical additives and mineral admixtures as necessary, mixing the materials according to a proper proportion, uniformly stirring, densely molding, curing and hardening. Concrete is mainly divided into two stages and states: plastic state before setting and hardening, namely fresh concrete or concrete mixture; hardened, i.e. hardened concrete or concrete. The concrete strength grade is divided into cubic compression strength standard values, and the current common concrete strength grade in China is divided into 14 grades: c15, C20, C25, C30, C35, C40, C45, C50, C55, C60, C65, C70, C75 and C80.
The existing mixing plant does not feed materials in sequence in the feeding process, and the mixing quality of concrete is affected.
Disclosure of Invention
To the problem, the utility model provides a put in pebble, cement and sand according to the order, guarantee the concrete mixing plant of the order of the stirring quality of concrete and throw the material.
In order to achieve the above purpose, the technical solution of the present invention is as follows: a concrete mixing plant for sequential feeding comprises a support frame, a control box, a feeding hopper, a feeding mechanism, a cam mechanism, a discharging mechanism, a metering hopper, a rotating mechanism, a pressure sensor, a photoelectric sensor, a water tank and a mixing bin; the control box is arranged on the side edge of the support frame; the feeding hopper is arranged at the top of the supporting frame; the top and the side of the feeding hopper are respectively provided with a feeding hole and a discharging hole; the bottom of the feeding hopper is provided with a photoelectric sensor; the feeding mechanism is arranged on the rear side edge of the feeding hopper and extends into the feeding hopper towards the direction of the discharge port; the cam mechanism comprises a cam motor, a belt, a bearing, a supporting rod, a cam rotating shaft and a cam; the cam motor is arranged on the side edge of the support frame; the supporting rods are respectively arranged on two sides of the top of the supporting frame; the bearing is arranged at the top of the support rod; the cam rotating shaft is sleeved on the bearing; the cam rotating shaft is matched with the cam motor through a belt; the cam is arranged on the cam rotating shaft and is positioned on the side edge of the feeding hopper; the cam is provided with a fan-shaped open slot and teeth; the pressure sensor is arranged at the top of the support frame; the pressure sensor is matched with the cam; the discharging mechanism is arranged at the end of the discharging hole of the feeding hopper; the discharging mechanism is matched with the tooth socket on the cam; the rotating mechanism is arranged between the support frame and the stirring bin; the measuring hopper is arranged around the rotating mechanism; the bottom of the measuring hopper is provided with a discharger; photoelectric sensors are respectively arranged at the top and the bottom of the measuring hopper; the top of the stirring bin is arranged on the photoelectric sensor, the feeding port and the stirring mechanism; a double-helix pushing mechanism is arranged on the side edge of the stirring bin; a discharge pipe is arranged at the bottom of the stirring bin; the water tank is arranged at the top of the stirring bin; the water tank is communicated with the stirring bin through a water pipe; a water pump and a metering pump are arranged on the water pipe; a PLC control system is arranged in the control box; the PLC control system is respectively connected with the feeding mechanism, the cam mechanism, the metering hopper, the rotating mechanism, the pressure sensor, the photoelectric sensor, the discharger, the water pump, the metering pump, the stirring mechanism and the double-helix pushing mechanism.
The utility model discloses further optimize, go into the hopper include stone fill, cement fill and sand fill; intervals are reserved among the stone hopper, the cement hopper and the sand hopper; the stone hopper, the cement hopper and the sand hopper are sequentially arranged at the top of the support frame from left to right; the top and the side edges of the stone hopper, the cement hopper and the sand hopper are provided with a feeding hole and a discharging hole; and transfer bins are respectively arranged in the stone hopper, the cement hopper and the sand hopper. Through above-mentioned mode, stone, cement and sand are stored respectively in the transfer feed bin, and the order of throwing the material is at first from the stone, cement after that, and then the order of sand, and the main objective is at the bottom of the stone pad, and cement is in the centre, and the sand covers at the top, helps eliminating the raise dust of cement, also can the stirring in order to guarantee stone, cement and sand etc. simultaneously.
The utility model discloses further optimize, the cam include first cam, second cam and third cam; the first cam is arranged between the stone hopper and the cement hopper; the second cam is arranged between the cement hopper and the sand hopper; the second cam is arranged on the side edge of the sand hopper; the pressure sensors are respectively arranged on the first cam, the second cam and the third cam and are arranged on the top of the support frame. Through the mode, the cam motor rotates, the belt drives the rotating shaft to rotate, and the first cam, the second cam and the third cam are sequentially matched with the discharging mechanism and the pressure sensor to work, so that the stones, the cement and the sand are sequentially fed, and the feeding sequence is guaranteed.
The utility model is further optimized, the discharging mechanism comprises a supporting block, a door cover, a hinge, a spring and a connecting plate; the supporting blocks are respectively arranged on two sides of the feeding hopper; the door cover is connected to the top of the discharge hole of the feeding hopper through a hinge; the spring is arranged between the door cover and the supporting block, one end of the spring is connected to the door cover, and the other end of the spring is connected to the supporting block; the connecting plate is arranged on the side edge of the door cover; the top of the connecting plate is provided with an arc surface; the arc surface is provided with a tooth socket which is matched with the cam. In this way, the tooth on the cam is mutually matched with the tooth socket at the top of the connecting plate, the connecting plate is pushed forwards, the door cover is pushed open, the spring is stressed, when the cam rotates to the fan-shaped slotted groove, the connecting plate and the cam are in a separated state, and the door cover is pressed back and sealed through the pretightening force of the spring.
The utility model discloses further optimize, rotary mechanism include disc, pivot, differential mechanism and rotating electrical machines; the rotating motor is sequentially connected with the differential mechanism, the rotating shaft and the disc; the weighing hoppers are uniformly distributed on the edge of the circular disc; the number of the weighing hoppers is at least six.
The utility model discloses further optimize, two spiral pushing equipment include pay-off motor and spiral pivot; the feeding motor is connected with the spiral rotating shaft; the feeding motors are arranged side by side, and the distance between the feeding motors is 25cm-30 cm.
The utility model is further optimized, the feeding hopper and the support frame bracket are also provided with a buffer mechanism; the buffer mechanism comprises an upper plate, a lower plate, a movable hinge and a buffer spring; the upper plate and the lower plate are connected through a movable hinge; the buffer spring is arranged between the upper plate and the lower plate; and a protective sleeve is also arranged on the outer side of the buffer spring. In this way, the in-process impact of concrete raw materials whereabouts goes into the hopper bottom, and through buffer spring's effort, can play the effect of buffering to and upper plate and hypoplastron pass through the activity hinged joint, through the gradient that removes spring adjustment income hopper, the drainage concrete raw materials of being convenient for.
The utility model discloses further optimize, the feeding mechanism include pay-off motor and spiral pivot; the feeding motor is connected with the spiral rotating shaft.
The utility model discloses further optimize, the cross-section of supporting shoe be semi-circular or triangle-shaped.
The utility model is further optimized, and at least three stirring mechanisms are arranged; the stirring mechanism comprises a stirring motor, a stirring rotating shaft and a stirring paddle; the stirring motor is connected with the stirring rotating shaft, and the stirring paddle is arranged on the stirring rotating shaft; the stirring paddle comprises triangle-like iron blocks which are arranged up and down.
The utility model is further optimized, the transfer bin is funnel-shaped; and the bottom of the transfer material bin is provided with a discharger.
The utility model discloses a theory of operation: concrete raw materials enter from a feeding hole of a feeding hopper, a PLC control system controls a cam mechanism to work, a cam motor is started, the cam motor rotates, a belt drives a rotating shaft to rotate, teeth on a cam are matched with a discharging mechanism, a sealed discharging hole is opened, meanwhile, the cam presses a pressure sensor, the pressure sensor senses, the PLC control system controls a feeding mechanism to work, materials are conveyed out of the discharging hole and fall into a metering hopper to be metered, after a preset value is reached, the PLC control system controls a rotating mechanism to rotate to the top of a stirring bin and mutually sense through photoelectric sensors at the top of the stirring bin and the bottom of the metering hopper, the PLC control system controls a discharging device to work, so that the concrete raw materials enter the stirring bin from a feeding hole at the top of the stirring bin, the PLC control system controls a water pump on a water tank to guide water in the water tank into the stirring bin and meter through the metering pump, after the preset value is reached, the water suction pump and the metering pump stop working, the PLC control system controls the stirring mechanism to work, and after the set time is reached, the stirring mechanism stops working, and the PLC control system controls the double-helix pushing mechanism to work, so that the uniformly-stirred concrete is pushed out from the discharge pipe.
The utility model has the advantages and beneficial effect as follows:
1. the utility model discloses a stone is fought, cement fill and sand fill correspond respectively and deposit the stone, cement and sand, realize putting the stone earlier through cam mechanism work, then cement, then sand, mix the stirring with water at last, throw the material according to above order, guarantee the stone, cement and sand can the stirring in the stirring storehouse, and at the in-process of throwing the material according to the order, the raise dust that cement arouses is covered by the sand, can eliminate the cement raise dust, throw the material according to the order and also can prevent that cement from wrapping up in together with stone and sand and getting into the stirring storehouse, form little cement aggregate soon after water is met to cement, this kind of cement aggregate is more serious, the quality of concrete just is difficult to guarantee, consequently throw the effectual cement aggregate that has prevented of material according to the order, guarantee the quality of concrete.
2. The utility model discloses a weighing hopper installs on rotary mechanism, and the weighing hopper measurement, rotary mechanism are rotatory revolves the weighing hopper to stirring storehouse top, and the tripper is unloaded and is put in, and overall structure is simple, and degree of automation is high, is convenient for maintain.
3. The utility model discloses low in manufacturing cost, easy popularization and application in the same industry.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the discharging mechanism of the present invention.
Fig. 3 is a front view of the stirring chamber of the present invention.
Fig. 4 is a top view of the double spiral pushing mechanism of the present invention.
Fig. 5 is a perspective view of the buffer mechanism of the present invention.
Sequence numbers in the figures and corresponding names:
1-support frame, 2-control box, 3-cam mechanism, 4-belt, 5-feeding mechanism, 6-support rod, 7-cam rotating shaft, 8-stone bucket, 9-cement bucket, 10-sand bucket, 11-second cam, 12-third cam, 13-discharging mechanism, 14-metering hopper, 15-discharger, 16-double-spiral pushing mechanism, 17-feeding port, 18-stirring mechanism, 19-stirring bin, 20-water tank, 21-discharging pipe, 22-first cam, 23-buffering mechanism, 131-door cover, 132-hinge, 133-spring, 134-support block, 135-connecting plate, 231-lower plate, 232-buffering spring, 233-upper plate and 234-movable hinge.
Detailed Description
The invention will be described in further detail with reference to the following drawings and detailed description:
example 1:
as shown in fig. 1-5, a concrete mixing plant for sequential feeding comprises a support frame 1, a control box 2, a feeding hopper, a feeding mechanism 5, a cam mechanism 3, a discharging mechanism 13, a measuring hopper 14, a rotating mechanism, a pressure sensor, a photoelectric sensor, a water tank 20 and a mixing bin 19; the control box 2 is arranged on the side edge of the support frame 1; the feeding hopper is arranged at the top of the support frame 1; the top and the side of the feeding hopper are respectively provided with a feeding hole and a discharging hole; the bottom of the feeding hopper is provided with a photoelectric sensor; the feeding mechanism 5 is arranged on the rear side edge of the feeding hopper, and the feeding mechanism 5 extends into the feeding hopper towards the direction of the discharge port; the cam mechanism 3 comprises a cam motor, a belt 4, a bearing, a support rod 6, a cam rotating shaft 7 and a cam; the cam motor is arranged on the side edge of the support frame 1; the support rods 6 are respectively arranged at two sides of the top of the support frame 1; the bearing is arranged at the top of the support rod 6; the cam rotating shaft 7 is sleeved on the bearing; the cam rotating shaft 7 is matched with the cam motor through the belt 4; the cam is arranged on the cam rotating shaft 7 and is positioned on the side edge of the feeding hopper; the cam is provided with a fan-shaped open slot and teeth; the pressure sensor is arranged at the top of the support frame 1; the pressure sensor is matched with the cam; the discharging mechanism 13 is arranged at the end of the discharging hole of the feeding hopper; the discharging mechanism 13 is matched with a tooth socket on the cam; the rotating mechanism is arranged between the support frame 1 and the stirring bin 19; the measuring hopper 14 is arranged around the rotating mechanism; the bottom of the measuring hopper 14 is provided with a discharger 15; photoelectric sensors are respectively arranged at the top and the bottom of the measuring hopper 14; the top of the stirring bin 19 is arranged on the photoelectric sensor, the feeding port 17 and the stirring mechanism 18; a double-helix pushing mechanism 16 is arranged on the side edge of the stirring bin 19; a discharge pipe 21 is arranged at the bottom of the stirring bin 19; the water tank 20 is arranged at the top of the stirring bin 19; the water tank 20 is communicated with the stirring bin 19 through a water pipe; a water pump and a metering pump are arranged on the water pipe; a PLC control system is arranged in the control box 2; the PLC control system is respectively connected with the feeding mechanism 5, the cam mechanism 3, the metering hopper 14, the rotating mechanism, the pressure sensor, the photoelectric sensor, the discharger 15, the water suction pump, the metering pump, the stirring mechanism 18 and the double-helix pushing mechanism 16.
The feeding hopper comprises a stone hopper 8, a cement hopper 9 and a sand hopper 10; intervals are reserved among the stone hopper 8, the cement hopper 9 and the sand hopper 10; the stone hopper 8, the cement hopper 9 and the sand hopper 10 are sequentially arranged at the top of the support frame 1 from left to right; the top and the side of the stone hopper 8, the cement hopper 9 and the sand hopper 10 are provided with a feeding hole and a discharging hole, and the stone hopper 8, the cement hopper 9 and the sand hopper 10 are respectively internally provided with a transfer bin.
The cams comprise a first cam 22, a second cam 11 and a third cam 12; the first cam 22 is arranged between the stone hopper 8 and the cement hopper 9; the second cam 11 is arranged between the cement hopper 9 and the sand hopper 10; the second cam 11 is arranged on the side edge of the sand hopper 10; the pressure sensors are respectively arranged on the first cam 22, the second cam 11 and the third cam 12 and are arranged on the top of the support frame 1.
The discharging mechanism 13 comprises a supporting block 134, a door cover 131, a hinge 132, a spring 133 and a connecting plate 135; the supporting blocks 134 are respectively arranged at two sides of the feeding hopper; the door cover 131 is connected to the top of the discharge hole of the feeding hopper through a hinge 132; the spring 133 is arranged between the door cover 131 and the supporting block 134, and one end of the spring 133 is connected to the door cover 131, and the other end is connected to the supporting block 134; the connecting plate 135 is arranged on the side edge of the door cover 131; the top of the connecting plate 135 is provided with an arc surface; the arc surface is provided with a tooth socket which is matched with the cam.
The rotating mechanism comprises a disc, a rotating shaft, a differential mechanism and a rotating motor; the rotating motor is sequentially connected with the differential mechanism, the rotating shaft and the disc; the weighing hoppers 14 are uniformly distributed on the edge of the disc; the number of the weighing hoppers 14 is six.
The double-helix pushing mechanism 16 comprises a feeding motor and a helix rotating shaft; the feeding motor is connected with the spiral rotating shaft; the feeding motors are arranged side by side, and the distance between the feeding motors is 25 cm.
The feeding hopper and the support of the support frame 1 are also provided with a buffer mechanism 23; the buffer mechanism 23 comprises an upper plate 233, a lower plate 231, a movable hinge 234 and a buffer spring 232; the upper plate 233 and the lower plate 231 are connected by a living hinge 234; the buffer spring 232 is arranged between the upper plate 233 and the lower plate 231; a protective sleeve is arranged outside the buffer spring 232.
The feeding mechanism 5 comprises a feeding motor and a spiral rotating shaft; the feeding motor is connected with the spiral rotating shaft.
The cross section of the supporting block 134 is semicircular.
Three stirring mechanisms 18 are arranged; the stirring mechanism 18 comprises a stirring motor, a stirring rotating shaft and a stirring paddle; the stirring motor is connected with the stirring rotating shaft, and the stirring paddle is arranged on the stirring rotating shaft; the stirring paddle comprises triangle-like iron blocks which are arranged up and down.
The transfer material bin is of a funnel shape; and the bottom of the transfer material bin is provided with a discharger.
The utility model discloses a theory of operation: concrete raw materials enter from a feeding hole of a feeding hopper, a PLC control system controls a cam mechanism 3 to work, a cam motor is started, the cam motor rotates, a belt 4 drives a rotating shaft to rotate, teeth on a cam are matched with a discharging mechanism 13, a sealed discharging hole is opened, meanwhile, the cam presses a pressure sensor, the pressure sensor senses, the PLC control system controls a feeding mechanism 5 to work, materials are conveyed out of the discharging hole and fall into a metering hopper 14 to be metered, when a preset value is reached, a PLC control system controls a rotating mechanism to rotate to the top of a stirring bin 19 and mutually sense through photoelectric sensors at the top of the stirring bin 19 and the bottom of the metering hopper 14, the PLC control system controls a discharging device 15 to work, so that the concrete raw materials enter the stirring bin 19 from a feeding hole 17 at the top of the stirring bin 19, the PLC control system controls a water suction pump on a water tank 20 to guide water in the water tank 20 into the stirring bin 19 and meter through a metering pump, after the preset value is reached, the water suction pump and the metering pump stop working, the PLC control system controls the stirring mechanism 18 to work, and after the set time is reached, the stirring mechanism 18 stops working, and the PLC control system controls the double-helix material pushing mechanism 16 to work, so that the uniformly stirred concrete is pushed out from the discharge pipe 21.
Example 2:
as shown in fig. 1-5, a concrete mixing plant for sequential feeding comprises a support frame 1, a control box 2, a feeding hopper, a feeding mechanism 5, a cam mechanism 3, a discharging mechanism 13, a measuring hopper 14, a rotating mechanism, a pressure sensor, a photoelectric sensor, a water tank 20 and a mixing bin 19; the control box 2 is arranged on the side edge of the support frame 1; the feeding hopper is arranged at the top of the support frame 1; the top and the side of the feeding hopper are respectively provided with a feeding hole and a discharging hole; the bottom of the feeding hopper is provided with a photoelectric sensor; the feeding mechanism 5 is arranged on the rear side edge of the feeding hopper, and the feeding mechanism 5 extends into the feeding hopper towards the direction of the discharge port; the cam mechanism 3 comprises a cam motor, a belt 4, a bearing, a support rod 6, a cam rotating shaft 7 and a cam; the cam motor is arranged on the side edge of the support frame 1; the support rods 6 are respectively arranged at two sides of the top of the support frame 1; the bearing is arranged at the top of the support rod 6; the cam rotating shaft 7 is sleeved on the bearing; the cam rotating shaft 7 is matched with the cam motor through the belt 4; the cam is arranged on the cam rotating shaft 7 and is positioned on the side edge of the feeding hopper; the cam is provided with a fan-shaped open slot and teeth; the pressure sensor is arranged at the top of the support frame 1; the pressure sensor is matched with the cam; the discharging mechanism 13 is arranged at the end of the discharging hole of the feeding hopper; the discharging mechanism 13 is matched with a tooth socket on the cam; the rotating mechanism is arranged between the support frame 1 and the stirring bin 19; the measuring hopper 14 is arranged around the rotating mechanism; the bottom of the measuring hopper 14 is provided with a discharger 15; photoelectric sensors are respectively arranged at the top and the bottom of the measuring hopper 14; the top of the stirring bin 19 is arranged on the photoelectric sensor, the feeding port 17 and the stirring mechanism 18; a double-helix pushing mechanism 16 is arranged on the side edge of the stirring bin 19; a discharge pipe 21 is arranged at the bottom of the stirring bin 19; the water tank 20 is arranged at the top of the stirring bin 19; the water tank 20 is communicated with the stirring bin 19 through a water pipe; a water pump and a metering pump are arranged on the water pipe; a PLC control system is arranged in the control box 2; the PLC control system is respectively connected with the feeding mechanism 5, the cam mechanism 3, the metering hopper 14, the rotating mechanism, the pressure sensor, the photoelectric sensor, the discharger 15, the water suction pump, the metering pump, the stirring mechanism 18 and the double-helix pushing mechanism 16.
The feeding hopper comprises a stone hopper 8, a cement hopper 9 and a sand hopper 10; intervals are reserved among the stone hopper 8, the cement hopper 9 and the sand hopper 10; the stone hopper 8, the cement hopper 9 and the sand hopper 10 are sequentially arranged at the top of the support frame 1 from left to right; the top and the side of the stone hopper 8, the cement hopper 9 and the sand hopper 10 are provided with a feeding hole and a discharging hole, and the stone hopper 8, the cement hopper 9 and the sand hopper 10 are respectively internally provided with a transfer bin.
The cams comprise a first cam 22, a second cam 11 and a third cam 12; the first cam 22 is arranged between the stone hopper 8 and the cement hopper 9; the second cam 11 is arranged between the cement hopper 9 and the sand hopper 10; the second cam 11 is arranged on the side edge of the sand hopper 10; the pressure sensors are respectively arranged on the first cam 22, the second cam 11 and the third cam 12 and are arranged on the top of the support frame 1.
The discharging mechanism 13 comprises a supporting block 134, a door cover 131, a hinge 132, a spring 133 and a connecting plate 135; the supporting blocks 134 are respectively arranged at two sides of the feeding hopper; the door cover 131 is connected to the top of the discharge hole of the feeding hopper through a hinge 132; the spring 133 is arranged between the door cover 131 and the supporting block 134, and one end of the spring 133 is connected to the door cover 131, and the other end is connected to the supporting block 134; the connecting plate 135 is arranged on the side edge of the door cover 131; the top of the connecting plate 135 is provided with an arc surface; the arc surface is provided with a tooth socket which is matched with the cam.
The rotating mechanism comprises a disc, a rotating shaft, a differential mechanism and a rotating motor; the rotating motor is sequentially connected with the differential mechanism, the rotating shaft and the disc; the weighing hoppers 14 are uniformly distributed on the edge of the disc; the weighing hoppers 14 are seven.
The double-helix pushing mechanism 16 comprises a feeding motor and a helix rotating shaft; the feeding motor is connected with the spiral rotating shaft; the feeding motors are arranged side by side, and the distance between the feeding motors is 30 cm.
The feeding hopper and the support of the support frame 1 are also provided with a buffer mechanism 23; the buffer mechanism 23 comprises an upper plate 233, a lower plate 231, a movable hinge 234 and a buffer spring 232; the upper plate 233 and the lower plate 231 are connected by a living hinge 234; the buffer spring 232 is arranged between the upper plate 233 and the lower plate 231; a protective sleeve is arranged outside the buffer spring 232.
The feeding mechanism 5 comprises a feeding motor and a spiral rotating shaft; the feeding motor is connected with the spiral rotating shaft.
The cross section of the supporting block 134 is semicircular.
Four stirring mechanisms 18 are arranged; the stirring mechanism 18 comprises a stirring motor, a stirring rotating shaft and a stirring paddle; the stirring motor is connected with the stirring rotating shaft, and the stirring paddle is arranged on the stirring rotating shaft; the stirring paddle comprises triangle-like iron blocks which are arranged up and down.
The transfer material bin is of a funnel shape; and the bottom of the transfer material bin is provided with a discharger.
Example 3:
as shown in fig. 1-5, a concrete mixing plant for sequential feeding comprises a support frame 1, a control box 2, a feeding hopper, a feeding mechanism 5, a cam mechanism 3, a discharging mechanism 13, a measuring hopper 14, a rotating mechanism, a pressure sensor, a photoelectric sensor, a water tank 20 and a mixing bin 19; the control box 2 is arranged on the side edge of the support frame 1; the feeding hopper is arranged at the top of the support frame 1; the top and the side of the feeding hopper are respectively provided with a feeding hole and a discharging hole; the bottom of the feeding hopper is provided with a photoelectric sensor; the feeding mechanism 5 is arranged on the rear side edge of the feeding hopper, and the feeding mechanism 5 extends into the feeding hopper towards the direction of the discharge port; the cam mechanism 3 comprises a cam motor, a belt 4, a bearing, a support rod 6, a cam rotating shaft 7 and a cam; the cam motor is arranged on the side edge of the support frame 1; the support rods 6 are respectively arranged at two sides of the top of the support frame 1; the bearing is arranged at the top of the support rod 6; the cam rotating shaft 7 is sleeved on the bearing; the cam rotating shaft 7 is matched with the cam motor through the belt 4; the cam is arranged on the cam rotating shaft 7 and is positioned on the side edge of the feeding hopper; the cam is provided with a fan-shaped open slot and teeth; the pressure sensor is arranged at the top of the support frame 1; the pressure sensor is matched with the cam; the discharging mechanism 13 is arranged at the end of the discharging hole of the feeding hopper; the discharging mechanism 13 is matched with a tooth socket on the cam; the rotating mechanism is arranged between the support frame 1 and the stirring bin 19; the measuring hopper 14 is arranged around the rotating mechanism; the bottom of the measuring hopper 14 is provided with a discharger 15; photoelectric sensors are respectively arranged at the top and the bottom of the measuring hopper 14; the top of the stirring bin 19 is arranged on the photoelectric sensor, the feeding port 17 and the stirring mechanism 18; a double-helix pushing mechanism 16 is arranged on the side edge of the stirring bin 19; a discharge pipe 21 is arranged at the bottom of the stirring bin 19; the water tank 20 is arranged at the top of the stirring bin 19; the water tank 20 is communicated with the stirring bin 19 through a water pipe; a water pump and a metering pump are arranged on the water pipe; a PLC control system is arranged in the control box 2; the PLC control system is respectively connected with the feeding mechanism 5, the cam mechanism 3, the metering hopper 14, the rotating mechanism, the pressure sensor, the photoelectric sensor, the discharger 15, the water suction pump, the metering pump, the stirring mechanism 18 and the double-helix pushing mechanism 16.
The feeding hopper comprises a stone hopper 8, a cement hopper 9 and a sand hopper 10; intervals are reserved among the stone hopper 8, the cement hopper 9 and the sand hopper 10; the stone hopper 8, the cement hopper 9 and the sand hopper 10 are sequentially arranged at the top of the support frame 1 from left to right; the top and the side edges of the stone hopper 8, the cement hopper 9 and the sand hopper 10 are provided with a feeding hole and a discharging hole; and transfer bins are respectively arranged in the stone hopper 8, the cement hopper 9 and the sand hopper 10.
The cams comprise a first cam 22, a second cam 11 and a third cam 12; the first cam 22 is arranged between the stone hopper 8 and the cement hopper 9; the second cam 11 is arranged between the cement hopper 9 and the sand hopper 10; the second cam 11 is arranged on the side edge of the sand hopper 10; the pressure sensors are respectively arranged on the first cam 22, the second cam 11 and the third cam 12 and are arranged on the top of the support frame 1.
The discharging mechanism 13 comprises a supporting block 134, a door cover 131, a hinge 132, a spring 133 and a connecting plate 135; the supporting blocks 134 are respectively arranged at two sides of the feeding hopper; the door cover 131 is connected to the top of the discharge hole of the feeding hopper through a hinge 132; the spring 133 is arranged between the door cover 131 and the supporting block 134, and one end of the spring 133 is connected to the door cover 131, and the other end is connected to the supporting block 134; the connecting plate 135 is arranged on the side edge of the door cover 131; the top of the connecting plate 135 is provided with an arc surface; the arc surface is provided with a tooth socket which is matched with the cam.
The rotating mechanism comprises a disc, a rotating shaft, a differential mechanism and a rotating motor; the rotating motor is sequentially connected with the differential mechanism, the rotating shaft and the disc; the weighing hoppers 14 are uniformly distributed on the edge of the disc; the number of the weighing hoppers 14 is eight.
The double-helix pushing mechanism 16 comprises a feeding motor and a helix rotating shaft; the feeding motor is connected with the spiral rotating shaft; the feeding motors are arranged side by side, and the distance between the feeding motors is 28 cm.
The feeding hopper and the support of the support frame 1 are also provided with a buffer mechanism 23; the buffer mechanism 23 comprises an upper plate 233, a lower plate 231, a movable hinge 234 and a buffer spring 232; the upper plate 233 and the lower plate 231 are connected by a living hinge 234; the buffer spring 232 is arranged between the upper plate 233 and the lower plate 231; a protective sleeve is arranged outside the buffer spring 232.
The feeding mechanism 5 comprises a feeding motor and a spiral rotating shaft; the feeding motor is connected with the spiral rotating shaft.
The cross section of the supporting block 134 is semicircular.
Five stirring mechanisms 18 are arranged; the stirring mechanism 18 comprises a stirring motor, a stirring rotating shaft and a stirring paddle; the stirring motor is connected with the stirring rotating shaft, and the stirring paddle is arranged on the stirring rotating shaft; the stirring paddle comprises triangle-like iron blocks which are arranged up and down.
The transfer material bin is of a funnel shape; and the bottom of the transfer material bin is provided with a discharger.
Example 4:
example 4 differs from example 1 in that: the cross section of the supporting block 134 is triangular.
It should be understood that the above-described embodiments are merely examples for clearly illustrating the present invention, and are not intended to limit the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This list is not intended to be exhaustive or exhaustive of all embodiments. And obvious changes and modifications may be made without departing from the scope of the present invention.
Claims (10)
1. A concrete mixing plant with sequential feeding comprises a support frame (1), a control box (2), a feeding hopper, a feeding mechanism (5), a cam mechanism (3), a discharging mechanism (13), a metering hopper (14), a rotating mechanism, a pressure sensor, a photoelectric sensor, a water tank (20) and a mixing bin (19); the method is characterized in that: the control box (2) is arranged on the side edge of the support frame (1); the feeding hopper is arranged at the top of the support frame (1); the top and the side of the feeding hopper are respectively provided with a feeding hole and a discharging hole; the bottom of the feeding hopper is provided with a photoelectric sensor; the feeding mechanism (5) is arranged on the rear side edge of the feeding hopper, and the feeding mechanism (5) extends into the feeding hopper towards the direction of the discharging port; the cam mechanism (3) comprises a cam motor, a belt (4), a bearing, a support rod (6), a cam rotating shaft (7) and a cam; the cam motor is arranged on the side of the support frame (1); the support rods (6) are respectively arranged at two sides of the top of the support frame (1); the bearing is arranged at the top of the support rod (6); the cam rotating shaft (7) is sleeved on the bearing; the cam rotating shaft (7) is matched with the cam motor through a belt (4); the cam is arranged on the cam rotating shaft (7) and is positioned on the side edge of the feeding hopper; the cam is provided with a fan-shaped open slot and teeth; the pressure sensor is arranged at the top of the support frame (1); the pressure sensor is matched with the cam; the discharging mechanism (13) is arranged at the end head of the discharging hole of the feeding hopper; the discharging mechanism (13) is matched with the tooth socket on the cam; the rotating mechanism is arranged between the support frame (1) and the stirring bin (19); the measuring hopper (14) is arranged around the rotating mechanism; a discharger (15) is arranged at the bottom of the metering hopper (14); photoelectric sensors are respectively arranged at the top and the bottom of the measuring hopper (14); the top of the stirring bin (19) is arranged on the photoelectric sensor, the feeding port (17) and the stirring mechanism (18); a double-helix pushing mechanism (16) is arranged on the side edge of the stirring bin (19); a discharge pipe (21) is arranged at the bottom of the stirring bin (19); the water tank (20) is arranged at the top of the stirring bin (19); the water tank (20) is communicated with the stirring bin (19) through a water pipe; a water pump and a metering pump are arranged on the water pipe; a PLC control system is arranged in the control box (2); the PLC control system is respectively connected with the feeding mechanism (5), the cam mechanism (3), the metering hopper (14), the rotating mechanism, the pressure sensor, the photoelectric sensor, the discharger (15), the water suction pump, the metering pump, the stirring mechanism (18) and the double-helix pushing mechanism (16).
2. A sequential feeding concrete mixing plant according to claim 1, characterized in that: the feeding hopper comprises a stone hopper (8), a cement hopper (9) and a sand hopper (10); intervals are reserved among the stone hopper (8), the cement hopper (9) and the sand hopper (10); the stone hopper (8), the cement hopper (9) and the sand hopper (10) are sequentially arranged at the top of the support frame (1) from left to right; the top and the side edges of the stone hopper (8), the cement hopper (9) and the sand hopper (10) are provided with a feeding hole and a discharging hole; and transfer bins are respectively arranged in the stone hopper (8), the cement hopper (9) and the sand hopper (10).
3. A sequential feeding concrete mixing plant according to claim 2, characterized in that: the cams comprise a first cam (22), a second cam (11) and a third cam (12); the first cam (22) is arranged between the stone hopper (8) and the cement hopper (9); the second cam (11) is arranged between the cement hopper (9) and the sand hopper (10); the second cam (11) is arranged on the side edge of the sand hopper (10); the pressure sensors are respectively arranged on the first cam (22), the second cam (11) and the third cam (12) and are arranged at the top of the support frame (1).
4. A sequential feeding concrete mixing plant according to claim 2, characterized in that: the discharging mechanism (13) comprises a supporting block (134), a door cover (131), a hinge (132), a spring (133) and a connecting plate (135); the supporting blocks (134) are respectively arranged on two sides of the feeding hopper; the door cover (131) is connected to the top of the discharge hole of the feeding hopper through a hinge (132); the spring (133) is arranged between the door cover (131) and the supporting block (134), one end of the spring (133) is connected to the door cover (131), and the other end of the spring (133) is connected to the supporting block (134); the connecting plate (135) is arranged on the side edge of the door cover (131); the top of the connecting plate (135) is provided with an arc surface; the arc surface is provided with a tooth socket which is matched with the cam.
5. A sequential feeding concrete mixing plant according to claim 1, characterized in that: the rotating mechanism comprises a disc, a rotating shaft, a differential mechanism and a rotating motor; the rotating motor is sequentially connected with the differential mechanism, the rotating shaft and the disc; the weighing hoppers (14) are uniformly distributed on the edge of the disc; the number of the weighing hoppers (14) is at least six.
6. A sequential feeding concrete mixing plant according to claim 1, characterized in that: the double-helix pushing mechanism (16) comprises a feeding motor and a helix rotating shaft; the feeding motor is connected with the spiral rotating shaft; the feeding motors are arranged side by side, and the distance between the feeding motors is 25cm-30 cm.
7. A sequential feeding concrete mixing plant according to claim 1, characterized in that: the bracket of the feeding hopper and the supporting frame (1) is also provided with a buffer mechanism (23); the buffer mechanism (23) comprises an upper plate (233), a lower plate (231), a movable hinge (234) and a buffer spring (232); the upper plate (233) and the lower plate (231) are connected through a movable hinge (234); the buffer spring (232) is arranged between the upper plate (233) and the lower plate (231); and a protective sleeve is arranged on the outer side of the buffer spring (232).
8. A sequential feeding concrete mixing plant according to claim 1, characterized in that: the feeding mechanism (5) comprises a feeding motor and a spiral rotating shaft; the feeding motor is connected with the spiral rotating shaft.
9. A sequentially fed concrete mixing plant according to claim 4, characterized in that: the cross section of the supporting block (134) is semicircular or triangular.
10. A sequential feeding concrete mixing plant according to claim 2, characterized in that: the transfer material bin is of a funnel shape; and the bottom of the transfer material bin is provided with a discharger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821475768.4U CN209920233U (en) | 2018-09-10 | 2018-09-10 | Concrete mixing plant of material is thrown in order |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821475768.4U CN209920233U (en) | 2018-09-10 | 2018-09-10 | Concrete mixing plant of material is thrown in order |
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| CN209920233U true CN209920233U (en) | 2020-01-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108858794A (en) * | 2018-09-10 | 2018-11-23 | 广西大都混凝土集团有限公司 | A kind of concrete mixing plant rotating sub-material |
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2018
- 2018-09-10 CN CN201821475768.4U patent/CN209920233U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108858794A (en) * | 2018-09-10 | 2018-11-23 | 广西大都混凝土集团有限公司 | A kind of concrete mixing plant rotating sub-material |
| CN108858794B (en) * | 2018-09-10 | 2024-03-26 | 广西大都混凝土集团有限公司 | Rotatory concrete mixing plant of dividing material |
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