CN210453241U - On-site secondary mixing equipment - Google Patents
On-site secondary mixing equipment Download PDFInfo
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- CN210453241U CN210453241U CN201920789648.XU CN201920789648U CN210453241U CN 210453241 U CN210453241 U CN 210453241U CN 201920789648 U CN201920789648 U CN 201920789648U CN 210453241 U CN210453241 U CN 210453241U
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Abstract
The utility model discloses an on-site secondary mixing device, which comprises a chassis, a U-shaped conveying mixer, a continuous vibration mixer, a power transmission device and a control system, wherein the discharge end of the U-shaped conveying mixer is connected with the feed inlet of the continuous vibration mixer, the power transmission device drives the continuous vibration mixer to be electrically connected with the control system while stirring, and the control system is electrically connected with the U-shaped conveying mixer and the continuous vibration mixer; the utility model discloses can match fixedly or remove the construction along the construction route with the concrete tank car at the job site, to transporting through the tank car, the finished product concrete that has certain performance loss carries out on-the-spot secondary continuous vibration and mixes, has improved the workability and the mechanical properties index of concrete, has improved the engineering quality in the time of resources are saved.
Description
Technical Field
The utility model belongs to the technical field of agitated vessel, especially, relate to an on-spot secondary mixing equipment.
Background
At present, most of concrete is delivered by a commercial mixing station and a tank truck, a traditional forced mixer configured in the commercial mixing station can uniformly mix the concrete in a short time, but careful observation shows that partial cement lumps in the concrete are not scattered, and the abdominal fine aggregates on the surface of aggregates are not uniform or even absent, so that the performance of the concrete is seriously restricted by the phenomenon; the construction site is away from the concrete mixing plant for a certain distance, because of the characteristics of the concrete, the road condition and the construction condition, the problems of slump loss, segregation, reduced mechanical property and the like of different degrees can occur before the concrete transported by the tank car reaches the construction site for use, most of construction parties still use the concrete which does not reach the standard in the engineering in order to save the cost, and particularly, part of construction personnel are labor-saving and inject water into the concrete tank car to meet the pumping or paving of the concrete, so the method not only reduces the engineering quality and the durability, but also increases the later maintenance cost, and the concrete with slump loss not only accelerates the abrasion of a pumping device but also seriously influences the exertion of the pumping capacity of the concrete; therefore, in order to ensure the performance of the concrete used in the construction site and improve the engineering quality, the concrete is a problem which needs to be solved urgently by the technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an on-spot secondary mixing equipment.
The utility model adopts the technical proposal that:
an on-site secondary mixing device comprises a chassis, a U-shaped conveying mixer, a continuous vibration mixer, a power transmission device and a control system, the discharge hole of the U-shaped conveying stirrer is connected with the feed hole of the continuous vibration stirrer, the power transmission device comprises an engine, a power takeoff, a transmission wheel, a coupling I, a generator, a pneumatic reversing valve and an air storage tank, the engine is connected with the power takeoff which is connected with the air storage tank through the pneumatic reversing valve, the output shaft of the power takeoff is connected with the continuous vibration stirrer through the driving wheel, the driving wheel is connected with the input shaft of the generator through the coupler I, the U-shaped conveying stirrer, the continuous vibration stirrer and the power transmission device are respectively electrically connected with the control system.
The U type is carried the mixer and is U type shaftless screw conveyer, the feed end that the mixer was carried to the U type is provided with the bin gate, the bin gate with the U type is carried the pot body tip of mixer and is linked to each other, the discharge gate that the mixer was carried to the U type is provided with motor I, the U type carry the helical blade of mixer with the inner wall clearance that the mixer was carried to the U type is not less than 5 mm.
Still be provided with additive metering pumping device on the chassis, additive metering pumping device includes stainless steel screw pump, shaft coupling II, motor II, additive storage storehouse, nozzle and pipeline, the stainless steel screw pump passes through shaft coupling II with motor II links to each other and its input port with the additive storage storehouse is connected, the nozzle sets up the feed end upper portion of U type transport mixer and with the delivery outlet of stainless steel screw pump links to each other, additive metering pumping device's flow is linear adjustable.
Be provided with landing leg I and landing leg II on the chassis, continuous type vibration mixer passes through landing leg I, landing leg II with the chassis links to each other, be provided with the support on the landing leg I, be provided with continuous type vibration mixer's speed reducer and motor III on the support.
The control system comprises a power source, a frequency converter I, a frequency converter II, a circuit safety interlocking device, an operating button and a protection component, wherein the frequency converter I is connected with a motor I of the U-shaped conveying stirring machine, and the frequency converter II is connected with a motor II of the additive metering pumping device.
The power source is three-phase four-wire commercial power, and the circuit safety interlocking device cuts off the electric connection with the generator.
The power source is an engine, and the circuit safety interlocking device cuts off the electric connection with the motor III.
The circuit safety interlocking device comprises a knob switch and two contactors, and the two contactors are controlled to be interlocked through the knob switch.
The chassis is provided with a high-pressure cleaning machine.
And a wheel core is arranged between the driving wheel and the output shaft of the power takeoff and is respectively connected with the driving wheel and the coupling I.
The utility model has the advantages of:
1. the method overcomes the defect that a commercial mixing station adopts a delivery mode of conveying concrete by a tank car, carries out secondary continuous vibration mixing on the finished concrete at a construction site, breaks cement lumps in the concrete, enables the concrete to achieve microscopic homogeneity, improves the binding power of cement and aggregate, makes up the problems of collapse loss, segregation and the like caused by long-distance transportation, improves the performance of the concrete, reduces the deviation coefficient of concrete performance indexes, meets the construction requirements and avoids resource waste; the performance of the concrete in the same batch or the same tank car is more uniform, the overall quality of the project is improved, and the later maintenance is reduced;
2. the slump of the finished concrete is improved by adding the additive on site instead of directly adding water, the construction is labor-saving and time-saving, and the quality of the concrete is ensured;
3. the slump and the expansion of the concrete are improved, the emptying time of a cylinder is shortened, the friction between the concrete and a pumping device is reduced, the probability of pipe blockage is reduced, the pumping is smoother, the service life of the pumping device is prolonged, and the coverage of the pumping device is increased;
4. the vehicle chassis is used as a carrier, the operation is simple, the double power sources of the engine and the commercial power are adopted, the secondary mixing of the finished concrete transported by the tank car on site can be fixed, the secondary mixing of the finished concrete transported by the tank car on site can also be carried out in the moving process, the use is convenient, the transition is flexible, and the practicability is strong.
Drawings
Fig. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a schematic view of a top view structure provided by the present invention.
Fig. 3 is a schematic structural view of the power transmission device provided by the present invention.
Fig. 4 and 5 are power transmission route diagrams provided by the present invention.
FIG. 6 is a drawing for implementing the construction scheme I provided by the present invention.
Fig. 7 is a construction scheme ii implementation diagram provided by the utility model.
In the figure: 1. a chassis; 101. a chassis speed reducer; 102. a steering wheel; 103. a driving seat; 104. walking; 2. an engine; 201. a power takeoff; 202. a driving wheel; 203. a wheel core; 204. a shaft end baffle; 205. a coupler I; 206. a flange; 207. a pneumatic directional control valve; 208. a manual throttle; 209. a gas storage tank; 3. a generator; 4. a U-shaped conveying stirrer; 401. a motor I; 402. a helical blade; 403. a material blocking hopper; 404. a material cleaning door; 405. a liner plate; 406. a fixed bracket I; 407. a fixed bracket II; 5. a continuous vibration mixer; 501. a motor III; 502. a speed reducer; 503. a speed reducer support; 504. a support leg I; 505. a support leg II; 506. a web; 507. a motor IV; 508. lubricating the oiling pump; 509. a stirring shaft; 510. a vibration exciter; 6. stainless steel screw pump; 601. a coupler II; 602. a motor II; 603. a nozzle; 604. a pipeline; 605. an additive storage bin; 7. a control system; 8. provided is a high-pressure cleaning machine.
Detailed Description
The specific implementation and operation of the present invention are shown in fig. 1-7, and the present invention is further described with reference to the drawings and specific embodiments, wherein the chassis 1 is a chassis with power and a cab, and the concrete tank car and the pumping device are original equipment at the construction site.
The technical scheme of the utility model is that:
example 1:
as shown in fig. 1-4, the on-site secondary mixing equipment comprises a chassis 1, a U-shaped conveying mixer 4, a continuous vibration mixer 5, a power transmission device and a control system 7, wherein the U-shaped conveying mixer 4, the continuous vibration mixer 5, the power transmission device and the control system 7 are arranged on the chassis 1, the chassis 1 is a chassis capable of being normally driven, an engine 2 and a chassis speed reducer 101 are arranged at the lower part of the chassis 1, and the U-shaped conveying mixer 4 and the continuous vibration mixer 5 are respectively arranged in front of and behind the chassis 1.
The feeding end of the U-shaped conveying stirrer 4 is connected with a front protective beam of the chassis 1 through a fixing support I406, and the discharging port is connected with the continuous vibration stirrer 5 through a fixing support II 407; the discharge hole of the U-shaped conveying stirrer 4 is butted with the feed hole of the continuous vibration stirrer 5, the feed end of the U-shaped conveying stirrer 4 is provided with a material cleaning door 404, the upper part of the U-shaped conveying stirrer 4 is provided with a material blocking hopper 403, when the U-shaped conveying stirrer 4 is provided with a lining plate 405, the inner wall of the lining plate 405 is the inner wall of the U-shaped conveying stirrer 4, and the gap between the spiral blade 402 and the inner wall of the lining plate 405 is not less than 5 mm; if the lining plate 405 is not provided, the clearance between the spiral blade 402 and the inner wall of the U-shaped conveyer mixer 4 is not less than 5mm, and the U-shaped conveyer mixer 4 is driven by a motor I401 installed at the upper part of the discharge port.
The continuous vibration stirrer 5 is connected with the chassis 1 through a support leg I504 and a support leg II 505, the support leg I504 is positioned at the front part of the continuous vibration stirrer 5 and is connected with the chassis 1 through a U-shaped bolt, a speed reducer support 503 is arranged on the support leg I504, a speed reducer 502 is connected with the speed reducer support 503 through a bolt, an output shaft of the speed reducer 502 is connected with a stirring shaft 509 of the continuous vibration stirrer 5 through a transmission connecting piece, the transmission connecting piece adopts a coupler, the support leg II 505 is of a channel steel structure, the upper part of the support leg II is connected with a web 506 of the continuous vibration stirrer 5 through a bolt, the lower part of the support leg II 505 is connected with the chassis 1 through a U-shaped bolt, a lubricating oil injection pump 508 is further fixed at the lower part of the support leg II 505, the lubricating oil injection pump 508 provides lubricating oil for the continuous vibration stirrer 5, a, and the motor IV 507 is fixedly arranged above the vibration exciter 510.
The power transmission device on the chassis 1 comprises an engine 2, a power takeoff 201, a transmission wheel 202, a coupler I205, a generator 3, a pneumatic reversing valve 207 and an air storage tank 209, wherein a wheel core 203 is fixed in the transmission wheel 202, the engine 2 can be replaced by an engine carried by the chassis 1, the power takeoff 201 is fixed between the engine 2 and the chassis reducer 101, the power takeoff 201 is a full-power takeoff, an output shaft of the power takeoff 201 is in key link connection with the wheel core 203, a boss is arranged on the wheel core 203, the transmission wheel 202 is provided with a concave boss matched with the boss of the wheel core 203, the boss of the wheel core 203 is arranged in the concave boss of the transmission wheel 202 and then is in bolt connection, a shaft end baffle 204 is fixed with the output shaft of the power takeoff 202 through a bolt, the shaft end baffle 204 is matched with the wheel core 203 to axially limit the wheel core 203, the transmission wheel 202 is a belt pulley, the transmission wheel, the wheel core 203 is connected with one end of a coupling I205 through bolts, the other end of the coupling I205 is connected with a flange 206 through bolts, the shaft hole of the flange 206 is in key connection with an input shaft of a generator 3, a concave spigot is arranged in the flange 206, a shaft end baffle plate 204 is arranged in the concave spigot of the flange 206 and is connected with the input shaft of the generator 3 through bolts, the flange 206 is axially positioned, the generator 3 is electrically connected with a control system 7 to provide total electric power for the whole secondary mixing equipment, wherein a driving wheel 202 can be a belt pulley, a chain wheel or a gear and is specifically arranged according to the actual equipment requirements, a pneumatic reversing valve 207 is fixed on a front baffle plate of a chassis 1 at the lower left side of a steering wheel 102, an air inlet of the pneumatic reversing valve 207 is connected with an air storage tank 209, an air outlet of the pneumatic reversing valve 207 is connected with a power takeoff 201, a manual throttle 208 is, the device is used for controlling the size of an accelerator of an engine 2, a stainless steel screw pump 6 is fixed on the right side of a manual accelerator 208 and is connected with a motor II 602 through a coupling II 601, the motor II 602 is a three-phase asynchronous motor and is electrically connected with a controller, a water inlet of the stainless steel screw pump 6 is connected with an additive storage bin 605 through a pipeline 604, a water outlet of the stainless steel screw pump 6 is connected with a nozzle 603 arranged at the upper part of the feeding end of a U-shaped conveying stirring machine 4 through a pipeline 604, a control system 7 is located on the right side of the stainless steel screw pump 6, a frequency converter I, a frequency converter II, a plurality of operating buttons and various electrical elements are arranged in the control system 7, the frequency converter I is electrically connected with a motor I401, the frequency converter II is electrically connected with the motor II 602.
Example 2:
the method is basically the same as that of the embodiment 1, and is different in that as shown in fig. 1, fig. 2, fig. 3 and fig. 5, a motor iii 501 is connected to a side rib plate of a speed reducer support 503 through a bolt, a circuit safety interlocking device is arranged in a control system 7, the circuit safety interlocking device adopts a knob switch to control two contactors, firstly, the knob switch can only control one contactor, and secondly, the circuit safety interlocking device is connected into a corresponding control loop through the normally closed points of the two contactors in series to form interlocking; when three-phase four-wire commercial power is selected as a power source, the circuit safety interlocking device is cut off to be electrically connected with the generator 3, and when the engine 2 is selected as the power source, the circuit safety interlocking device is cut off to be electrically connected with the motor III 501.
As shown in fig. 6, the specific working method of the present invention includes the following steps:
step S11, the secondary mixing equipment is parked at a construction position after entering a construction site, the feeding end of the U-shaped conveying mixer 4 is butted with a discharge chute of a concrete tank truck, and the discharge port of the continuous vibration mixer 5 is connected with a guide chute; simultaneously measuring the performance indexes such as slump and the like of the concrete transported to the tank car on the construction site;
step S12, a pneumatic reversing valve 207 is shifted, a power takeoff 201 drives a continuous vibration stirring machine 5 and a generator 3 to operate respectively through a transmission wheel 202 and a coupling I205, wherein the transmission wheel 202 is a belt pulley, the position of a manual throttle 208 is set, a stirring shaft 509 of the continuous vibration stirring machine 5 and the generator 3 reach rated rotating speed, a switch of the generator 3 is turned on, all components in a control system 7 are electrified, a motor IV 507 is started, a lubricating oil injection pump 508 is set, the frequency of a frequency converter I is set, a motor I401 is started, and when a U-shaped conveying stirring machine 4 reaches set frequency; concrete enters the feeding end of the U-shaped conveying stirrer 4 through a discharge chute on the tank car, then the U-shaped conveying stirrer 4 conveys the concrete to a discharge port and enters a feeding port of the continuous vibrating stirrer 5, and the continuous vibrating stirrer 5 performs secondary continuous vibrating stirring on the concrete and then discharges the concrete from the discharge port and enters a guide chute;
step S13, when the concrete amount reaches the pavement paving amount of 1-3m, the concrete tank truck moves forward 2-3m along the construction line, the manual throttle 208 on the secondary mixing equipment is reset, the pneumatic reversing valve 207 is shifted, the power takeoff 201 stops working, the secondary mixing equipment moves forward, the feeding end of the U-shaped conveying mixer 4 is in butt joint with the discharge chute of the concrete tank truck, the step S12 is repeated, and construction is continued;
step S14, repeating step S13 until the construction is finished;
step S15, after construction is finished, the motor I401, the motor IV 507 and the lubricating oil injection pump 508 are closed, the manual throttle 208 on the secondary mixing equipment is reset, the pneumatic reversing valve 207 is shifted, the equipment is moved to a cleaning place, the pneumatic reversing valve 207 is shifted again, the manual throttle 208 is set to a certain position, the material cleaning door 404 on the U-shaped conveying stirring machine 4 is opened, an operation button on the control system 7 is clicked, the high-pressure cleaning machine 8 is started to clean the equipment, after cleaning is finished, the high-pressure cleaning machine 8 and the material cleaning door 404 are closed, the manual throttle 208 is reset, the pneumatic reversing valve 207 is shifted, and the equipment is transferred.
As shown in fig. 7, when the three-phase four-wire commercial power is used as the power source, the specific working method of the utility model comprises the following steps:
step S21, the secondary mixing equipment is parked at the construction position after entering the construction site, the feeding end of the U-shaped conveying mixer 4 is butted with the discharge chute of the concrete tank car, and the discharge port of the continuous vibration mixer 5 is butted with the storage hopper of the pumping device; simultaneously measuring the performance indexes such as slump and the like of the concrete transported to the tank car on the construction site;
step S22, selecting a three-phase four-wire commercial power source, clicking an operation button 'commercial power' on a control system 7, cutting off the electric connection with a generator 3 by a circuit safety interlocking device, introducing the commercial power into the control system 7 through a cable, sequentially pressing the operation button, starting a motor III 501, a motor IV 507, a lubricating oil injection pump 508, setting the frequency of a frequency converter I, starting a motor I401, rotating a discharge valve rod of a concrete tank truck after a U-shaped conveying stirring machine 4 reaches a set frequency, enabling concrete to enter the feed end of the U-shaped conveying stirring machine 4 through a discharge chute on the tank truck, conveying the concrete to a discharge port by the U-shaped conveying stirring machine 4 to enter the feed port of a continuous vibration stirring machine 5, and discharging the concrete from the discharge port after the concrete is subjected to secondary continuous vibration stirring by the continuous vibration stirring machine 5 to enter;
and step S23, after construction is finished, sequentially closing the motor I401, the motor IV 507, the motor III 501 and the lubricating oil injection pump 508, moving the equipment to a cleaning site, opening the cleaning door 404 of the U-shaped conveying stirring machine 4, clicking an operation button on the control system 7, starting the high-pressure cleaning machine 8 to clean the equipment, after cleaning is finished, closing the cleaning door 404, and disconnecting the control system 7 from the mains supply cable.
As shown in fig. 7, when the engine 2 is selected as the power source, the specific working method of the present invention includes the following steps:
step S31, firstly, the secondary mixing equipment is parked at a construction position after entering a construction site; then the feeding end of the U-shaped conveying stirrer 4 is butted with a discharge chute of a concrete tank car, and the discharge port of the continuous vibration stirrer 5 is connected with a guide chute; simultaneously measuring the performance indexes such as slump and the like of the concrete transported to the tank car on the construction site;
step S32, clicking an operation button 'engine' on the control system 7, and cutting off the electric connection with the motor III 501 by the circuit safety interlocking device;
step S33, the pneumatic reversing valve 207 is shifted, the power takeoff 201 drives the continuous vibration stirring machine 5 and the generator 3 to operate respectively through the driving wheel 202 and the coupling I205, and the position of a manual throttle 208 is set, so that the continuous vibration stirring machine 5 and the generator 3 reach the rated rotating speed; turning on a switch of the generator 3 to electrify all components in the control system 7, starting a motor IV 507, setting the frequency of a frequency converter I, starting a motor I401, and waiting for the U-shaped conveying stirrer 4 to reach a set frequency; concrete enters the feeding end of the U-shaped conveying stirrer 4 through a discharge chute on the tank car, then enters the feeding hole of the continuous vibration stirrer 5 from the discharge hole of the U-shaped conveying stirrer 4, is subjected to secondary continuous vibration stirring in the continuous vibration stirrer 5, and is discharged from the discharge hole of the continuous vibration stirrer 5 after stirring is finished, and then enters a guide chute;
step S34, when the concrete volume reaches the paving volume needed by the road surface, the concrete tank truck moves forward along the construction line, then the manual throttle 208 on the secondary mixing equipment is reset, the pneumatic reversing valve 207 is shifted to stop the power takeoff 201, the secondary mixing equipment moves forward to enable the feed end of the U-shaped conveying mixer 4 to be in butt joint with the discharge chute of the concrete tank truck, the discharge port of the continuous vibration mixer 5 is connected with the guide chute, and the step S33 is repeated to continue the construction;
step S35, repeating step S34 until the construction is finished;
step S36, after construction is finished, the motor I401, the motor IV 507 and the lubricating oil injection pump 508 are closed, the manual throttle 208 on the secondary mixing equipment is reset, the pneumatic reversing valve 207 is shifted, the secondary mixing equipment is moved to a cleaning place, the pneumatic reversing valve 207 is shifted again, the manual throttle 208 is set to a certain position, the material cleaning door 404 of the U-shaped conveying mixer 4 is opened, an operation button on the control system 7 is clicked, the high-pressure cleaning machine 8 is started to clean the secondary mixing equipment, after cleaning is finished, the high-pressure cleaning machine 8 and the material cleaning door 404 are closed, the manual throttle 208 and the pneumatic reversing valve 207 are reset, and the secondary mixing equipment is transferred.
In the secondary mixing and neutralization on site, if the slump of the concrete in the tank car can not meet the construction requirement after being mixed by any working method, the frequency of a frequency converter II is set according to the slump of the concrete, so that the motor II 602 reaches the required rotating speed, the additive is atomized and sprayed onto the surface of the concrete through a nozzle 603, the linear adjustable range of the additive flow is 0-0.75L/min, the additive is liquid prepared by the original additive and water according to a certain proportion, the performance index of the concrete mixed by the additive for the second time is measured again until the construction specification requirement is met, and the motor II 602 is closed firstly after the construction is finished.
The frequency of the frequency converter I is initially set to be 50HZ according to the concrete mixing state and the material level condition in the continuous vibration mixer 5, and the frequency of the frequency converter I is adjusted to be a certain determined value between 30 and 60HZ, and meanwhile, the frequency of the frequency converter II is correspondingly adjusted to be a certain determined value between 15 and 60 HZ.
In order to detect the utility model discloses to the performance after the concrete mixing that has certain slump loss after the tank car transportation, to each three and detect of the concrete test block before same tank car concrete collection mix, after, detect the index and include slump, divergence, bucket emptying time and compressive strength and corresponding intensity dispersion coefficient, get the test block process and strictly go on according to national concrete performance detection standard. The measured index results are as follows:
TABLE 1 comparison of workability in Secondary continuous vibration stirring test construction
| Slump (mm) | Extension degree (mm) | Rewinding emptying time(s) | |
| Before secondary vibration stirring | 110 | 210*200 | 7.45 |
| After secondary vibration stirring | 170 | 250*240 | 2.00 |
As can be seen from Table 1, after the finished concrete in the tank truck is subjected to secondary continuous vibration stirring, the slump and the expansion degree of the concrete are improved, the emptying time of the inverted barrel is greatly reduced, the workability of concrete construction is remarkably improved, the probability of on-site water adding construction can be greatly reduced, the concrete can be more favorably vibrated and formed under the same condition, and the compactness of the concrete is improved.
TABLE 2 comparison of compressive strengths of two continuous vibration stirring tests
As shown in Table 2, the compressive strength of the concrete subjected to secondary stirring on site is improved by about 10%, the standard deviation of the strength is reduced by more than 30%, the quality of the concrete is more uniform, the durability of the engineering is effectively improved, and the later maintenance cost is reduced.
From the above detailed description, it can be seen that the present invention is capable of obtaining the advantages and the functions claimed, and it is obvious to those skilled in the art that the present invention is not limited to the details of the above-mentioned embodiments, and any reference signs in the claims are not construed as limiting the claims concerned.
Claims (10)
1. An on-site secondary mixing device is characterized in that: including chassis and the U type of setting on the chassis carry mixer, continuous type vibration mixer, power transmission and control system, the U type carry the discharge gate of mixer with continuous type vibration mixer's feed inlet links to each other, power transmission includes engine, power takeoff, drive wheel, shaft coupling I, generator, pneumatic switching-over valve and gas holder, the engine with the power takeoff links to each other, the power takeoff passes through pneumatic switching-over valve with the gas holder links to each other, the output shaft of power takeoff passes through the drive wheel with continuous type vibration mixer links to each other, the drive wheel passes through shaft coupling I with the input shaft of generator links to each other, the U type carry the mixer continuous type vibration mixer power transmission respectively with the control system electricity is connected.
2. The on-site secondary mixing apparatus according to claim 1, wherein: the U type is carried the mixer and is U type shaftless screw conveyer, the feed end that the mixer was carried to the U type is provided with the bin gate, the bin gate with the U type is carried the pot body tip of mixer and is linked to each other, the discharge gate that the mixer was carried to the U type is provided with motor I, the U type carry the helical blade of mixer with the inner wall clearance that the mixer was carried to the U type is not less than 5 mm.
3. The on-site secondary mixing apparatus according to claim 1, wherein: still be provided with additive metering pumping device on the chassis, additive metering pumping device includes stainless steel screw pump, shaft coupling II, motor II, additive storage storehouse, nozzle and pipeline, the stainless steel screw pump passes through shaft coupling II with motor II links to each other and its input port with the additive storage storehouse is connected, the nozzle sets up the feed end upper portion of U type transport mixer and with the delivery outlet of stainless steel screw pump links to each other, additive metering pumping device's flow is linear adjustable.
4. The on-site secondary mixing apparatus according to claim 1, wherein: be provided with landing leg I and landing leg II on the chassis, continuous type vibration mixer passes through landing leg I, landing leg II with the chassis links to each other, be provided with the support on the landing leg I, be provided with continuous type vibration mixer's speed reducer and motor III on the support.
5. The on-site secondary blending plant according to claim 3, wherein: the control system comprises a power source, a frequency converter I, a frequency converter II, a circuit safety interlocking device, an operating button and a protection component, wherein the frequency converter I is connected with a motor I of the U-shaped conveying stirring machine, and the frequency converter II is connected with a motor II of the additive metering pumping device.
6. The on-site secondary mixing apparatus according to claim 5, wherein: the power source is three-phase four-wire commercial power, and the circuit safety interlocking device cuts off the electric connection with the generator.
7. The on-site secondary mixing apparatus according to claim 5, wherein: the power source is an engine, and the circuit safety interlocking device cuts off the electric connection with the motor III.
8. The on-site secondary blending plant according to any one of claims 5 to 7, wherein: the circuit safety interlocking device comprises a knob switch and two contactors, and the two contactors are controlled to be interlocked through the knob switch.
9. The on-site secondary mixing apparatus according to claim 1, wherein: the chassis is provided with a high-pressure cleaning machine.
10. The on-site secondary mixing apparatus according to claim 1, wherein: and a wheel core is arranged between the driving wheel and the output shaft of the power takeoff and is respectively connected with the driving wheel and the coupling I.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920789648.XU CN210453241U (en) | 2019-05-29 | 2019-05-29 | On-site secondary mixing equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920789648.XU CN210453241U (en) | 2019-05-29 | 2019-05-29 | On-site secondary mixing equipment |
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| CN210453241U true CN210453241U (en) | 2020-05-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110193885A (en) * | 2019-05-29 | 2019-09-03 | 许昌德通混凝土产业技术研究院有限公司 | On-site secondary mixing equipment and construction method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110193885A (en) * | 2019-05-29 | 2019-09-03 | 许昌德通混凝土产业技术研究院有限公司 | On-site secondary mixing equipment and construction method thereof |
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