CN210366964U - Automatic acid loading device - Google Patents

Abstract

The utility model relates to an automatic acid loading device, which comprises at least one acid storage tank and a plurality of elevated tanks, wherein all the elevated tanks are arranged on an elevated tank platform, and the elevated tank platform is higher than the acid storage tank; the pump A is arranged at the top of the acid storage tank and is connected with each elevated tank through a pipeline and a manual ball valve, and the connecting position of the pump A is positioned at the top of the elevated tank; an independent electric ball valve is arranged at the front end of the pipeline at the top of each elevated tank; an automatic acid discharging device is arranged at the lower part of each elevated tank and comprises an acid discharging pipeline, and acid liquor is discharged through an acid discharging port on the acid discharging pipeline. Use the utility model discloses afterwards, operating personnel need not to be close to and put sour pipe and relevant equipment with the loading personnel, can eliminate basically because of leaking the harm that events such as sour or splash brought the personal safety, has improved the security of selling the sulphuric acid product among the copper industry manufacturing enterprise greatly.

Description

Automatic acid loading device

Technical Field

The utility model belongs to the technical field of automatic dress sour device structure, especially, be applicable to the automatic dress sour device structure technical field of copper industry production link.

Background

There are two main products in the production process of copper industry: 1. coarse copper; 2. sulfuric acid. And (4) storing the prepared sulfuric acid product in an acid storage. When needing to sell, storage tank freight train moves to sour storehouse dress acid position, uses the pump machine to take out the acid, pours into in the storage tank freight train into, and this process seems simply, and the reality is very dangerous. Because sulfuric acid is very corrosive, it is dangerous if it is spilled on the operator during the filling process. To avoid such hazards. In addition, the efficiency of manually operating a pump to fill the storage tank truck with the acid liquor is very low. Therefore, a set of automatic acid filling device is provided, which is a problem to be solved.

Disclosure of Invention

The utility model provides an automatic acid filling device for solving the problem defect.

The utility model adopts the following technical scheme to realize.

The utility model relates to an automatic acid loading device, which comprises at least one acid storage tank and a plurality of elevated tanks, wherein all the elevated tanks are arranged on an elevated tank platform, and the elevated tank platform is higher than the acid storage tank; the pump A is arranged at the top of the acid storage tank and is connected with each elevated tank through a pipeline and a manual ball valve, and the connecting position of the pump A is positioned at the top of the elevated tank; an independent electric ball valve is arranged at the front end of the pipeline at the top of each elevated tank; an automatic acid discharging device is arranged at the lower part of each elevated tank and comprises an acid discharging pipeline, and acid liquor is discharged through an acid discharging port on the acid discharging pipeline.

Further, the utility model discloses be provided with pump machine B at storing up sour groove top, set up the back flow on the pipeline of storing up sour groove and elevated tank, the back flow is connected with storing up sour groove through manual ball valve, pump machine B according to the preface. In order to avoid the acid in the whole head tank remaining at night, a pump B is arranged, and the acid liquid in the head tank can be pumped back to the acid storage tank at night.

Further, the utility model discloses store up fixed radar level gauge that sets up in acid storage tank and elevated tank top. The liquid level depth of the head tank can be displayed in real time by the aid of the radar liquid level meter.

Furthermore, the device of the utility model also comprises a PLC controller; the PLC is respectively connected with the pump A, the pump B, the electric ball valve, the instrument, the thermal resistor, the upper computer and the touch screen.

Further, automatic put sour device by elevated tank lower part to put on the pipeline between the sour mouth according to the preface be provided with tube socket, manual ball valve, electromagnetic flowmeter, electric ball valve.

Furthermore, in the automatic acid discharging device of the utility model, two corners are arranged behind the manual ball valve and two corners are arranged in front of the electric ball valve; the four corner heads firstly descend to a certain height and then ascend to a certain height when the acid liquor discharged from the elevated tank flows; a straight pipe A is arranged between the two corners behind the manual ball valve and the electromagnetic flowmeter, a straight pipe B is arranged behind the electromagnetic flowmeter, and the straight pipe B is fixedly connected with the two corners in front of the electric ball valve.

Further, it is further provided that the acid storage tank is arranged underground, and the pump A and the pump B are arranged on the earth surface.

Furthermore, the length of the straight pipe A of the utility model is not less than 5 times of pipe diameter; the length of the straight pipe B is not less than 3 pipe diameters.

Further, the utility model discloses electric ball valve after be provided with straight tube C, straight tube C passes through the corner and is connected with straight tube D, straight tube D's the mouth of pipe is perpendicular downwards.

Further, the utility model discloses be provided with the instrument that is connected with the instrument behind the electromagnetic flow meter and connect and the thermal resistance.

The utility model has the advantages that: (1) this device is through on-line measuring put sour pipe volume flow and sour temperature, through off-line or online sulphuric acid concentration detection simultaneously, carries out temperature and concentration compensation on concentrated sulfuric acid volume flow's basis, converts volume flow into mass flow through specific mathematical model, realizes detecting concentrated sulfuric acid volume flow and detects the measurement of mass flow down.

(2) The device can be combined with a singlechip, a programmable controller and the like by adopting the detection technology, and realizes automatic control of loading operation by matching with an electric or pneumatic valve.

(3) By adopting the detection technology of the device, the concentration of the sulfuric acid can be analyzed by off-line chemistry and on-line process, and when the off-line chemistry analysis is adopted, the analysis manual result is input into the system.

(4) The flowmeter and the temperature measuring element are arranged on the acid discharge pipe of the head tank (the metering tank), and the temperature measuring element is arranged behind the flowmeter, but the mounting mode is not limited to the flowmeter, and the mass flow detection and control of the loaded sulfuric acid can be realized as long as the volume flow and the temperature of the loaded sulfuric acid can be detected. The maximum detected metering flow rate is consistent with the flow meter.

(5) Use the utility model discloses afterwards, operating personnel need not to be close to and put sour pipe and relevant equipment with the loading personnel, can eliminate basically because of leaking the harm that events such as sour or splash brought the personal safety, has improved the security of selling the sulphuric acid product among the copper industry manufacturing enterprise greatly.

The invention will be further explained with reference to the drawings and the detailed description.

Drawings

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

Fig. 2 is a schematic structural view of the automatic acid releasing device of the present invention.

The reference numbers in the figures are: the device comprises an acid storage tank (1), a head tank (2), a pump A (3), a pump B (4), a manual ball valve (5), an electric ball valve (6), a pipe seat (7), a pipe corner (8), an electromagnetic flowmeter (9), a straight pipe A (10), a straight pipe B (11), a straight pipe C (12), a straight pipe D (13), an instrument connector (14), a thermal resistor (15), a radar liquid level meter (16), a return pipe (17) and an automatic acid discharging device (18).

Detailed Description

See fig. 1 and fig. 2.

The utility model relates to an automatic acid loading device, which comprises at least one acid storage tank 1 and a plurality of elevated tanks 2, wherein all the elevated tanks 2 are arranged on an elevated tank platform, and the elevated tank platform is higher than the acid storage tank 1; the top of the acid storage tank 1 is provided with a pump A3, the pump A3 is connected with each elevated tank 2 through a pipeline and a manual ball valve 5, and the connecting position is positioned at the top of the elevated tank 2; the front end of the pipeline at the top of each elevated tank 2 is provided with an independent electric ball valve 6; an automatic acid discharging device 18 is arranged at the lower part of each elevated tank 2, the automatic acid discharging device 18 comprises an acid discharging pipeline, and acid liquor is discharged through an acid discharging port on the acid discharging pipeline.

Further, the utility model discloses be provided with pump machine B4 at 1 top in acid storage tank, set up back flow 17 on the pipeline of acid storage tank 1 and elevated tank 2, back flow 17 is connected with acid storage tank 1 through manual ball valve 5, pump machine B4 according to the preface. In order to avoid the acid in the whole head tank remaining at night, a pump B is arranged, and the acid liquid in the head tank can be pumped back to the acid storage tank at night.

Further, the utility model discloses store up acid tank 1 and the fixed radar level gauge 16 that sets up in overhead tank 2 top. The liquid level depth of the head tank can be displayed in real time by the aid of the radar liquid level meter.

Furthermore, the device of the utility model also comprises a PLC controller; the PLC is respectively connected/connected with a pump A3, a pump B4, an electric ball valve 6, an instrument, a thermal resistor 15, an upper computer and a touch screen.

Further, automatic put sour device 18 by elevated tank 2 lower part to put on the pipeline between the sour mouth according to the preface be provided with tube socket 7, manual ball valve 5, electromagnetic flowmeter 9, electric ball valve 6.

Further, in the automatic acid discharging device 18 of the present invention, two corners 8 are disposed behind the manual ball valve 5, and two corners 8 are disposed in front of the electric ball valve 6; the four corners 8 are subjected to a process of firstly descending for a certain height and then ascending for a certain height when the acid liquor discharged from the elevated tank 2 flows; a straight tube a10 is arranged between the two corners 8 behind the manual ball valve 5 and the electromagnetic flowmeter 9, a straight tube B11 is arranged behind the electromagnetic flowmeter 9, and a straight tube B11 is fixedly connected with the two corners 8 in front of the electric ball valve 6.

Further, acid storage tank 1 set up underground, pump A3 and pump B4 set up at the earth's surface.

Further, the length of the straight pipe A10 of the utility model is not less than 5 times of pipe diameter; the length of the straight pipe B11 is not less than 3 pipe diameters.

Furthermore, the utility model discloses electric ball valve 6 after be provided with straight tube C12, straight tube C12 is connected with straight tube D13 through corner 8, the mouth of pipe of straight tube D13 is perpendicular downwards.

Further, the utility model discloses be provided with the instrument joint 14 and the thermal resistance 15 of being connected with the instrument behind electromagnetic flowmeter 9.

The detailed content is as follows:

the main parts are used as follows:

1. manual ball valve: and performing emergency cut-off and manual control when the electric valve is abnormal.

2. An electromagnetic flow meter: detecting the volume flow of the sulfuric acid in the acid discharge pipe;

3. thermal resistance: detecting the temperature of concentrated sulfuric acid in an acid discharge pipe;

4. electric regulating ball valve: and during remote and automatic control, the transfer amount is controlled.

5. PLC: the brain of the device, instrument detection data processing, receiving human-computer interface operation instructions, controlling electric valves, system detection and the like.

6. Human-machine interface (upper computer, touch screen): and displaying instrument data and alarm information and receiving an instruction.

Work flow

1. Examination before use

(1) The operator correctly wears the labor protection article;

(2) checking and confirming that the pipeline and the head tank filled with the sulfuric acid have no leakage;

(3) checking and confirming whether the system has alarm information;

(4) checking to confirm that the communication of the interphone or the communication tool is normal.

2. Elevated tank acid feeding operation

(1) Manual acid feeding operation of elevated tank

① after the underground tank is qualified, directly opening a valve of the high-level tank to be filled with acid on the upper computer or the touch screen;

② starting pump of underground tank to feed acid into the high-level tank;

③ the head tank needs to be switched to other head tanks in the acid feeding process, the head tank acid feeding valve (manual ball valve) to be switched to is opened first, the valve opening is more than 30%, and the current acid feeding head tank valve is allowed to be closed.

④ when only one head tank is used for acid feeding operation, it is not necessary to stop the pump of the underground tank and close the acid feeding valve (manual ball valve) when other head tanks are used for acid feeding.

(2) Automatic acid feeding operation of elevated tank

① clicking the function setting button to set the lower limit value and the upper limit value of acid supplementing control of each head tank;

② setting the number of acid inlet grooves which are allowed at the same time, wherein the number of the acid inlet grooves which are allowed at the same time is not less than 1, and when the number of the acid inlet grooves is less than 1, the system is automatically changed to 1;

③ selecting the control mode of the acid inlet valve (manual ball valve) of the head tank as an automatic mode;

④ on the control panel of the acid inlet valve (manual ball valve), whether to carry out automatic acid supplement operation for the high-level tank is selected by the button of 'allowing acid inlet' or 'stopping acid inlet' the system opens the acid inlet valves (manual ball valves) of the high-level tanks allowing acid inlet one by one according to the sequence of the liquid level from low to high until reaching the set simultaneous acid inlet tank number.

⑤ when the number of the current acid inlet tanks exceeds the set number of the acid inlet tanks running at the same time, the system will close the valves of the high-level tanks allowing the acid to enter one by one according to the sequence of the liquid level from high to low until the set number of the acid inlet tanks allowed at the same time is reached.

(3) Acid is supplemented in the elevated tank according to the planned number of vehicles out of the warehouse on the same day; avoiding the whole tank acid left in the elevated tank at night.

3. Loading operation

(1) Manual loading operation

① during loading operation, at least one person is arranged on the elevated tank platform for monitoring;

② the operator can use the high-position tank platform touch screen to directly set the valve position of the acid discharge valve for manual loading operation, and the operator uses the upper computer in the duty room to operate the valve, and the operator can operate the valve only by obtaining the instruction of the on-site monitoring personnel.

③ when loading manually, the liquid level of acid injection vehicle should be changed at any time, when using electric control valve to control, the valve opening should be reduced in advance, or directly using manual valve on the acid releasing port.

④ when loading manually, one person can load one car, but not more than one person.

(2) Automatic loading operation

① in the loading process, the elevated tank platform is at least provided with one person for monitoring;

② before loading, the on-site monitoring personnel must check the number and loading capacity of the acid discharge port to ensure that the acid discharge port for operation is the same as the acid discharge port for actual loading.

③ the operator can directly set the transfer amount by the overhead tank platform touch screen, and click the 'load' and 'acid release' buttons to load, when the operator uses the upper computer in the duty room to load, the operator must get the instruction of the on-site monitoring personnel to allow the loading operation.

④ when loading operation is carried out on a plurality of acid discharging openings simultaneously, the interval time of the loading operation needs more than 3 minutes, the overhead tank platform monitoring personnel need to monitor the loading condition of each acid discharging opening, and under abnormal conditions, the corresponding manual valve of the acid discharging opening needs to be closed manually immediately.

⑤ when loading for the first time every day, if the overhead tank leaves more than half cold acid at night, the system metering accuracy is poor, and the operator can supplement acid in a proper amount after loading according to the actual condition.

(3) After the loading of the truck is finished on the same day, the manual valves of the acid discharge ports are required to be closed no matter how much acid remains in the head tank.

(4) The current user must be exited when the loading is finished or the operator leaves. If the elevated tank platform touch screen is not operated for 45min continuously, the current user can automatically quit.

The above description is only for the specific embodiment of the present invention, and the common general knowledge of the known specific structure and characteristics of the scheme is not described too much here. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims (10)

1. An automatic acid loading device is characterized by comprising at least one acid storage tank (1) and a plurality of elevated tanks (2), wherein all the elevated tanks (2) are arranged on elevated tank platforms, and the elevated tank platforms are higher than the acid storage tank (1); a pump A (3) is arranged at the top of the acid storage tank (1), the pump A (3) is connected with each elevated tank (2) through a pipeline and a manual ball valve (5), and the connecting position is positioned at the top of the elevated tank (2); the front end of the pipeline at the top of each elevated tank (2) is provided with an independent electric ball valve (6); an automatic acid discharging device (18) is arranged at the lower part of each elevated tank (2), the automatic acid discharging device (18) comprises an acid discharging pipeline, and acid liquor is discharged through an acid discharging port on the acid discharging pipeline.

2. The automatic acid loading device according to claim 1, wherein a pump B (4) is arranged at the top of the acid storage tank (1), a return pipe (17) is arranged at the lower part of the elevated tank (2), and the return pipe (17) is connected with the acid storage tank (1) sequentially through a manual ball valve (5) and the pump B (4).

3. The automatic acid filling device according to claim 1, characterized in that radar liquid level meters (16) are fixedly arranged at the tops of the acid storage tank (1) and the elevated tank (2).

4. The automatic acid charging device according to claim 1, wherein the automatic acid discharging device (18) is provided with a pipe seat (7), a manual ball valve (5), an electromagnetic flow meter (9) and an electric ball valve (6) in sequence from the lower part of the head tank (2) to a pipeline between the acid discharging port.

5. The automatic acid charging and discharging device according to claim 4, characterized in that two corners (8) are arranged behind the manual ball valve (5) and two corners (8) are arranged in front of the electric ball valve (6) in the automatic acid charging and discharging device (18); the four corner heads (8) firstly descend to a certain height and then ascend to a certain height when the acid liquor discharged from the elevated tank (2) flows; a straight pipe A (10) is arranged between the two corner heads (8) behind the manual ball valve (5) and the electromagnetic flow meter (9), a straight pipe B (11) is arranged behind the electromagnetic flow meter (9), and the straight pipe B (11) is fixedly connected with the two corner heads (8) in front of the electric ball valve (6).

6. The automatic acid loading device according to claim 2, wherein the acid storage tank (1) is arranged underground, and the pump A (3) and the pump B (4) are arranged on the ground surface.

7. The automatic acid charging device according to claim 5, characterized in that the length of the straight pipe A (10) is not less than 5 pipe diameters; the length of the straight pipe B (11) is not less than 3 times of pipe diameter.

8. The automatic acid charging device according to claim 4 or 5, characterized in that a straight pipe C (12) is arranged behind the electric ball valve (6), the straight pipe C (12) is connected with a straight pipe D (13) through a corner (8), and the orifice of the straight pipe D (13) is vertically downward.

9. The automatic acid charging device according to claim 4 or 5, characterized in that a meter connector (14) and a thermal resistor (15) connected to the meter are provided after the electromagnetic flow meter (9).

10. The automatic acid loading device of claim 9, further comprising a PLC controller; the PLC is respectively connected with a pump A (3), a pump B (4), an electric ball valve (6), an instrument, a thermal resistor (15), an upper computer and a touch screen.

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