CN211762588U

CN211762588U - Mixer measurement sprays device of adding water

Info

Publication number: CN211762588U
Application number: CN201921520472.4U
Authority: CN
Inventors: 邵旭东; 万国强; 朱立山; 娄里夫; 郭浪
Original assignee: Hunan Zhonglu Huacheng Bridge Technology Co ltd
Current assignee: Hunan Zhonglu Huacheng Bridge Technology Co ltd
Priority date: 2019-09-12
Filing date: 2019-09-12
Publication date: 2020-10-27
Anticipated expiration: 2029-09-12

Abstract

The utility model provides a mixer measurement sprays device of adding water, it mainly solves to have now not accurate to reactive powder concrete water-cement ratio control, adds water local inhomogeneous, adds the big scheduling technical problem of water yield error. The key points of the technical scheme are as follows: the weighing machine is characterized in that a metering barrel (64) is hung below a weight sensor (63), the weight sensor (63) is hung on a support (61) through a hook (62), a liquid level meter (66) is installed in the metering barrel (64), the upper portion of a water outlet valve (71) is connected with the metering barrel (64), the lower portion of the water outlet valve is connected with a water outlet pipe (72), the other end of the water outlet pipe (72) is connected with a booster pump (75), the lower end of the booster pump (75) is connected with an arc-shaped pipe (73), a spraying disc (77) is arranged on the arc-shaped pipe (73), a water inlet pipe (67) is arranged on the metering barrel (64), the weight of water in the metering barrel (64) is transmitted to a metering display instrument (65) through the weight sensor (63) to read the weight of the water and is transmitted.

Description

Mixer measurement sprays device of adding water

Technical Field

The utility model relates to an active powder concrete stirring and rabbling mechanism, especially a mixer measurement sprays device of adding water.

Background

At present, current reactive powder concrete stirring and rabbling mechanism all adopt ordinary concrete mixing plant (or mixer) stirring, because added a large amount of steel fiber in the reactive powder concrete, when the reactive powder concrete powder state piles up, form one kind because of the steel fiber effect and pile up the stable state, mobility is extremely poor, it hardly guarantees the homogeneity of adding water when leading to stirring with ordinary concrete mixing plant, and because the reactive powder concrete water-cement ratio is very low, very sensitive to the error of the volume of adding water, the difficult satisfactory requirement of watering device precision is sprayed in ordinary concrete mixer measurement, can't guarantee stable stirring finished product quality.

According to the relevant professional researches, the water-cement ratio of the reactive powder concrete is very low, so that the reactive powder concrete is very sensitive to the error of uniform water addition, and a water adding system of a common concrete mixer is difficult to meet the requirements; the problem of steel fiber agglomeration exists in the stirring process of the generated reactive powder concrete, and the practice proves that the common concrete stirrer can not solve the problem of the steel fiber agglomeration.

Disclosure of Invention

The utility model aims at providing a to reactive powder concrete glue than control accurate, it is little to add the water yield error, and the even mixer measurement of local water yield that adds sprays the water installation.

The utility model provides a technical scheme that its technical problem adopted is: the water weight measuring device comprises a measuring barrel 64, a weight sensor 63, a hook 62, a support 61, a measuring display instrument 65, a water outlet valve 71, a water outlet pipe 72, a booster pump 75, an arc-shaped pipe 73, a spraying disc 77 and a water inlet pipe 67, wherein the measuring barrel 64 is hung below the weight sensor 63, the weight sensor 63 is hung on the support 61 through the hook 62, the liquid level meter 66 is installed in the measuring barrel 64, the upper part of the water outlet valve 71 is connected with the measuring barrel 64, the lower part of the water outlet valve is connected with the water outlet pipe 72, the other end of the water outlet pipe 72 is connected with the booster pump 75, the lower end of the booster pump 75 is connected with the arc-shaped pipe 73, the spraying disc 77 is arranged on the arc-shaped pipe 73, the water inlet pipe 67 is arranged on the measuring barrel 64, the water weight in the measuring barrel 64.

Two or more weight sensors 63 with the same performance are connected in series and hoisted to respectively detect the water weight in the metering barrel 64, the measured values at the same moment are simultaneously conveyed to the metering display instrument 65, the data are processed and then transmitted to the main control system of the mixer for comparison, when the measured values of the two exceed the set error value, the system alarms or suspends the mixing to wait for maintenance and disposal, and the problem of concrete quality caused by the fact that the water adding amount major error occurs due to sensor faults can be effectively prevented.

The water outlet pipe 72 is a flexible pipe, the water inlet end and the water outlet end of the water outlet pipe 72 are installed in a U shape, and the U-shaped section of the water outlet pipe is provided with enough length to ensure that the metering water barrel 64 is in a free state, so that the metering is accurate.

The values measured by the weight sensor 63 and the liquid level meter 66 are sent to the main control system, the control system compares the weights measured by the weight sensor 63 and the liquid level meter 66, when the values measured by the weight sensor 63 and the liquid level meter exceed a set error value, the system gives an alarm or suspends stirring to wait for maintenance and disposal, and the quality problem of the stirred concrete caused by inaccurate weighing can be effectively prevented.

The arc-shaped pipe 73 is in a circular pipe shape in the stirring box, and more than three spray plates 77 are arranged on the arc-shaped pipe 73.

The outer diameter of the spraying plate 77 is 30-220 mm, each spraying plate is provided with 2-100 spraying holes, and the diameter of each spraying hole is 0.1-6 mm.

The flow rate of the booster pump 75 is matched with the rated maximum water adding amount and the required water adding duration, and the water outlet pressure after the water adding is increased is 0.05 Mpa-1.25 Mpa.

The water outlet valve 71 is an electromagnetic pneumatic valve, and the rated passing flow of the valve is matched with the flow of the booster pump 75.

The utility model has the advantages that: the water-cement ratio of the reactive powder concrete is accurately controlled, the water adding amount error is small, and the precision of the concrete mixer metering, spraying and water adding device meets the construction requirement. It is mainly applied to reactive powder concrete stirring and stirring mechanisms.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the arc tube and the spray plate of the present invention.

In the figure: 61-support, 62-hook, 63-weight sensor, 64-metering barrel, 65-metering display instrument, 66-liquid level meter, 67-water inlet pipe, 71-water outlet valve, 72-water outlet pipe, 73-arc pipe, 75-booster pump and 77-spray disk.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Embodiment 1, referring to fig. 1 to 2, the utility model comprises a measuring tank 64, a weight sensor 63, a hook 62, a bracket 61, a measuring display instrument 65, a water outlet valve 71, a water outlet pipe 72, a booster pump 75, an arc pipe 73, a spray plate 77 and a water inlet pipe 67, wherein the measuring barrel 64 is hung below the weight sensor 63, the weight sensor 63 is hung on the bracket 61 through the hook 62, the liquid level meter 66 is arranged in the measuring barrel 64, the upper part of the water outlet valve 71 is connected with the measuring barrel 64, the lower part is connected with the water outlet pipe 72, the other end of the water outlet pipe 72 is connected with the booster pump 75, the lower end of the booster pump 75 is connected with the arc-shaped pipe 73, the arc pipe 73 is provided with a spray disc 77, the metering barrel 64 is provided with a water inlet pipe 67, the weight of water in the metering barrel 64 is transmitted to a metering display instrument 65 through a weight sensor 63 to be read and transmitted to a main control system, and meanwhile, a liquid level meter 66 reads the water level and converts the water level into the weight to be transmitted to the main control system. After the water outlet valve 71 is opened, water enters the booster pump 75 through the connecting hose 72, the water replenishing pump is opened to replenish water when the water amount is small, pressurized high-pressure water is distributed to the spraying discs 77 uniformly distributed on the side of the arc-shaped pipe 73 through the arc-shaped pipe 73, and the high-pressure water falls into the stirred material in a fine water column or mist shape, so that the concrete material in the stirring barrel absorbs water uniformly.

Embodiment 2, refer to fig. 1 to 2, the utility model discloses weight sensor 63 series connection hoist and mount of two or more same performances detect the water weight in the measuring tank 64 respectively to carry the numerical value that will measure simultaneously to measurement display instrument 65 at the same moment, pass to mixer main control system after data processing and carry out the comparison, when both measured numerical values surpass and set for the error value, the system reports to the police or the stirring of suspending, wait for the maintenance to deal with, can effectively prevent to lead to the concrete quality problem of stirring because of the sensor trouble appears adding the water yield major error. The rest of the embodiments are the same as any other embodiment or combination of 2 or more embodiments of the present invention.

In embodiment 3, referring to fig. 1 to 2, the water outlet pipe 72 is a flexible pipe, and the water inlet end and the water outlet end of the water outlet pipe 72 are installed in a U shape, and the U-shaped section thereof should have a sufficient length to ensure that the measuring water tank 64 is in a free state, so that the measurement is accurate. The rest of the embodiments are the same as any other embodiment or combination of 2 or more embodiments of the present invention.

Embodiment 4, refer to fig. 1-2, the utility model discloses a weight sensor 63 and the numerical value that level gauge 66 measured send to main control system, and control system compares the weight that weight sensor 63 and level gauge 66 measured, and when both measured numerical values surpassed the settlement error value, the system reported to the police or the stirring of suspending waits for the maintenance to deal with, can effectively prevent to count the weight and accurately lead to the concrete quality problems that appear of stirring. The rest of the embodiments are the same as any other embodiment or combination of 2 or more embodiments of the present invention.

Example 5 referring to fig. 1 to 2, the arc tube 73 is in a circular tube shape in the agitator tank, and three or more shower plates 77 are provided on the arc tube 73. The rest of the embodiments are the same as any other embodiment or combination of 2 or more embodiments of the present invention.

Example 6, referring to fig. 1 to 2, the outer diameter of the spray plate 77 is 30mm to 220mm, each spray plate is provided with 2 to 100 spray holes, and the diameter of each spray hole is 0.1mm to 6 mm. The rest of the embodiments are the same as any other embodiment or combination of 2 or more embodiments of the present invention.

In embodiment 7, referring to fig. 1 to 2, the flow rate of the booster pump 75 is matched with the rated maximum water adding amount and the required water adding time, and the increased water outlet pressure is 0.05Mpa to 1.25 Mpa. The rest of the embodiments are the same as any other embodiment or combination of 2 or more embodiments of the present invention.

Example 8, referring to fig. 1-2, the outlet valve 71 is an electromagnetic pneumatic valve rated to pass flow matching the flow of the booster pump 75. The rest of the embodiments are the same as any other embodiment or combination of 2 or more embodiments of the present invention.

Claims

1. The utility model provides a mixer measurement sprays watering device which characterized by: it comprises a measuring tank (64), a weight sensor (63), a hook (62), a support (61), a metering display instrument (65), a water outlet valve (71), a water outlet pipe (72), a booster pump (75), an arc-shaped pipe (73), a spraying disc (77) and a water inlet pipe (67), wherein the measuring tank (64) is hung below the weight sensor (63), the weight sensor (63) is hung on the support (61) through the hook (62), a liquid level meter (66) is installed in the measuring tank (64), the upper part of the water outlet valve (71) is connected with the measuring tank (64), the lower part of the water outlet pipe (72) is connected with the water outlet pipe (72), the other end of the water outlet pipe (72) is connected with the booster pump (75), the lower end of the booster pump (75) is connected with the arc-shaped pipe (73), the spraying disc (77) is arranged on the arc-shaped pipe (73), the water inlet pipe (67) is arranged on the measuring tank (64), the water weight in the measuring tank, meanwhile, a liquid level meter (66) reads the water level and converts the water level into weight, and the weight is sent to a main control system.

2. The mixer metering spray watering device of claim 1, wherein: two or more weight sensors (63) with the same performance are connected in series and hoisted to respectively detect the water weight in the metering barrel (64), the measured values at the same moment are simultaneously conveyed to the metering display instrument (65), the data are processed and then transmitted to the main control system of the mixer for comparison, when the measured values of the two exceed the set error value, the system gives an alarm or suspends the mixing to wait for maintenance and disposal, and the problem of concrete quality caused by the fact that the water adding amount major error occurs due to sensor faults and the mixing is effectively prevented.

3. The mixer metering spray watering device of claim 1, wherein: the water outlet pipe (72) is a flexible pipe, the water inlet end and the water outlet end of the water outlet pipe (72) are installed in a U shape, and the U-shaped section of the water outlet pipe is enough in length to ensure that the metering water bucket (64) is in a free state, so that the metering is accurate.

4. The mixer metering spray watering device of claim 1, wherein: the numerical values measured by the weight sensor (63) and the liquid level meter (66) are sent to the main control system, the control system compares the weights measured by the weight sensor (63) and the liquid level meter (66), when the numerical values measured by the weight sensor and the liquid level meter exceed a set error value, the system gives an alarm or suspends stirring to wait for maintenance and disposal, and the quality problem of the stirred concrete caused by inaccurate weighing can be effectively prevented.

5. The mixer metering spray watering device of claim 1, wherein: the arc-shaped pipe (73) is in a circular pipe shape in the stirring box, and more than three spraying discs (77) are arranged on the arc-shaped pipe (73).

6. The mixer metering spray watering device of claim 1, wherein: the outer diameter of each spraying plate (77) is 30-220 mm, each spraying plate is provided with 2-100 spraying holes, and the diameter of each spraying hole is 0.1-6 mm.

7. The mixer metering spray watering device of claim 1, wherein: the flow rate of the booster pump (75) is matched with the rated maximum water adding amount and the required water adding duration water pressure, and the water outlet pressure after the increase is 0.05 Mpa-1.25 Mpa.

8. The mixer metering spray watering device of claim 1, wherein: the water outlet valve (71) is an electromagnetic pneumatic valve, and the rated passing flow of the valve is matched with the flow of the booster pump (75).