CN217359481U - Go into factory's alkali lye automatic check out system - Google Patents
Go into factory's alkali lye automatic check out system Download PDFInfo
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- CN217359481U CN217359481U CN202221003526.1U CN202221003526U CN217359481U CN 217359481 U CN217359481 U CN 217359481U CN 202221003526 U CN202221003526 U CN 202221003526U CN 217359481 U CN217359481 U CN 217359481U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The utility model belongs to the technical field of alumina production, in particular to an automatic detection system for alkali liquor entering a factory, which comprises a trench, a plurality of alkali unloading points which are sequentially arranged along the length direction of the trench, and an underground storage tank arranged at the tail end of the trench; each alkali unloading point is provided with an alkali unloading pipe communicated with the trench, the tail end of each alkali unloading pipe is provided with a specific gravity online detector, and the specific gravity online detectors are connected with a specific gravity online detection main control machine through data lines; the main control machine for on-line detection of specific gravity is electrically connected with the main control machine for weighbridge, the main control machine for weighbridge is connected with weighbridge, and the underground storage tank is internally provided with an automatic alkali-discharging pump. The utility model discloses a set up proportion on-line measuring appearance on each unloads alkali pipe, make per car alkali lye form the proportion curve in unloading alkali process, very clear judgement alkali lye concentration situation of change, the phenomenon of doping water or low concentration alkali lye in the effective prevention alkali lye can unload the alkali automatically simultaneously, avoids opening and stop untimely leading to alkali lye excessive, pollutes and corrodes and unload hidden danger such as alkali square.
Description
Technical Field
The utility model belongs to the technical field of aluminium oxide production, specifically be an go into factory's alkali lye automatic check out system.
Background
At present, in the Bayer process alumina production process flow, Al in ore is dissolved out under the conditions of high temperature and high pressure 2 O 3 The sodium aluminate solution is formed, alkali liquor needs to be continuously added into the ore, and the alkali liquor has certain consumption, so a large number of alkali transporting vehicles enter a factory area every day, license plate numbers are registered in a loadometer room through metering personnel, and after vehicle conditions are checked, weighing is carried out, and the total weight is recorded. Then the alkali car is driven to the appointed area of the evaporation alkali unloading square for unloading alkali, the weight of the empty car is weighed again after the alkali is unloaded, and the net weight of the alkali liquor is obtained by the difference between the total weight and the weight of the empty car and is used as the basis for settlement.
In the prior art, an alkali car passing through a pound is driven to an appointed area of an evaporation alkali-unloading square for unloading alkali, a sampling person registers the mark number of each alkali car again, the alkali car climbs to the roof through a simple tail ladder, front, middle and rear alkali loading holes are opened, the specific gravity of alkali liquor is measured, and the specific gravity deviation condition of the alkali liquor among the holes is known, so that whether the alkali liquor has the conditions of mixed water or low-concentration alkali liquor and the like is preliminarily judged, and whether the concentration of the alkali liquor is consistent with the requirements of conventional purchase concentration (32%, 48% and 50%) is further judged. The rear of a vehicle cat ladder is easy to slide because of reasons such as narrowness, corrosion and the fact that alkali liquor is stuck on rubber gloves of sampling personnel, and the upper and lower roofs of the sampling personnel are easy to cause tumble injury, so that great potential safety hazards exist. In addition, in the alkali unloading process, a sampling person samples from the independent alkali unloading pipe bypass sampling port, the sample is sealed and stored and then is sent to a laboratory for testing, the testing person tests the next day, the result is issued, the result is used as the basis for settlement, the time for issuing the test result is long, and much labor is consumed.
SUMMERY OF THE UTILITY MODEL
For solving the problem in the above-mentioned background art, the utility model provides a go into factory's alkali lye automatic check out system makes per car alkali lye form the proportion curve in unloading the alkali process through this system, and very clear judgement alkali lye concentration variation condition, the phenomenon of doping water or low concentration alkali lye in the effective prevention alkali lye can avoid the thief to go up the roof and cause the hidden danger that falls the injury simultaneously.
The utility model adopts the following technical scheme:
an automatic detection system for alkali liquor entering a factory comprises a trench, a plurality of alkali unloading points sequentially arranged along the length direction of the trench, and an underground storage tank arranged at the tail end of the trench;
each alkali unloading point is provided with an alkali unloading pipe communicated with the trench, the tail end of each alkali unloading pipe is provided with a specific gravity online detector, and the specific gravity online detectors are connected with a specific gravity online detection main control machine through data lines;
the main control machine for on-line detection of specific gravity is electrically connected with the main control machine for weighbridge, and the main control machine for weighbridge is connected with the weighbridge.
Furthermore, the tail end of the alkali discharge pipe is limited to be a detection pipe, the specific gravity online detector is arranged on the detection pipe, and the detection pipe is arranged in a gradient manner.
Further, the length of the detection tube is 0.8-1.5m, and the detection tube is set to be 1% -3% of the gradient.
Further, the length of the detection tube is 1 m.
Furthermore, the underground storage tank is connected with the lye tank through an automatic alkali discharge pump, and the automatic alkali discharge pump is electrically connected with the automatic alkali discharge pump control box through a power line.
Furthermore, a liquid level meter is installed in the underground storage tank, the liquid level meter is electrically connected with the automatic alkali discharging pump control box through a liquid level meter data wire, and the automatic alkali discharging pump control box controls the starting and stopping of the automatic alkali discharging pump according to data returned by the liquid level meter.
Furthermore, the automatic alkali discharging pump is provided with two automatic alkali discharging pumps which are connected in parallel, and the automatic alkali discharging pump control box controls any one automatic alkali discharging pump to work.
Furthermore, the proportion on-line detection main control machine is electrically connected with the settlement host.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses an go into factory's alkali lye automatic check out system through set up proportion on each unloads alkali pipe on the detector, makes per car alkali lye form the proportion curve unloading the alkali in-process, and very clear judgement alkali lye concentration change condition, the phenomenon of doping water or low concentration alkali lye in the effective prevention alkali lye can avoid the sample personnel about the roof cause the tumble injury and the potential safety hazard that the sample in-process was burnt simultaneously.
(2) The utility model discloses a go into the test tube among the alkali lye automatic check out system of factory and be 1% -3% slope setting, can be appropriate reduction alkali lye velocity of flow, make the abundant test tube of alkali lye, be favorable to the more accurate detection alkali lye proportion of proportion on-line measuring appearance.
(3) The utility model discloses an go into factory's alkali lye automatic check out system installs automatic alkali pump and the level gauge of unloading in underground storage tank, opens and stops automatic alkali pump of unloading according to the liquid level change in the underground storage tank that the level gauge detected, replaced the person on duty among the prior art to observe that the liquid level is manual to open and stop, avoided opening to stop to lead to alkali lye excessive in time, pollute and corrode the alkali lye square, or the motor idles, wastes the condition of electric energy.
Drawings
In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the whole structure of the automatic detecting system for alkali liquor entering a factory according to the present invention;
FIG. 2 shows the automatic detecting system for alkali liquor entering factory
Wherein: 1-trench, 2-alkali discharging point, 3-underground storage tank, 4-alkali discharging pipe, 5-detecting pipe, 6-specific gravity on-line detector, 7-data line, 8-specific gravity on-line detection main control machine, 9-wagon balance main control machine, 10-wagon balance, 11-automatic alkali discharging wagon balance, 110-first automatic alkali discharging pump, 111-second automatic alkali discharging pump, 12-alkali liquid tank, 13-automatic alkali discharging pump control box, 14-liquid level meter, 15-liquid level meter data line and 16-power line.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the present application, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The present invention will be discussed in detail with reference to fig. 1 to 2 and the following detailed description of the preferred embodiments.
As shown in fig. 1-2, the utility model provides an automatic detection system for alkali liquor entering a factory, which comprises a trench 1, a plurality of alkali unloading points 2 arranged along the length direction of the trench 1 in sequence, and an underground storage tank 3 arranged at the end of the trench 1; each alkali unloading point 2 can be arranged with an alkali unloading vehicle for alkali unloading, and a plurality of alkali unloading points 2 can be started simultaneously, so as to meet the simultaneous alkali unloading work of a plurality of alkali unloading vehicles; each alkali unloading point 2 is provided with an alkali unloading pipe 4 communicated with the trench 1, and the alkali unloading vehicle collects alkali liquor to the trench 1 through the alkali unloading pipe 4 and flows into the underground storage tank 3 through the trench 1; the tail end of each alkali discharge pipe 4 is provided with a specific gravity online detector 6, and the specific gravity online detectors 6 are connected with a specific gravity online detection main control machine 8 through a data line 7; the main control machine 8 for detecting the specific gravity on line is electrically connected with the main control machine 9 for weighing the ground, the main control machine 9 for weighing the ground is connected with the weighbridge 10, the weighbridge 10 is used for weighing the alkali unloading vehicle filled with alkali liquor and the alkali unloading vehicle after unloading, the weighing of the alkali liquor and the weighing vehicle after unloading are subtracted to obtain the net weight of the alkali liquor, and the data of the license plate number and the net weight of the alkali liquor are formed and uploaded to the main control machine 9 for weighing the ground.
Can know, alkali lye proportion and concentration direct proportion relation under certain temperature environment, consequently, the utility model discloses an automatic check out system need store the concentration value curve that the alkali lye proportion under the various temperatures corresponds in advance in alkali lye proportion detector 6, can intelligent display the temperature value of every car alkali lye, specific gravity value, concentration value and unload the proportion change curve of alkali in-process through proportion on-line measuring main control computer 8, and finally select concentration value wherein to upload as the settlement foundation.
Further, the end of the alkali discharging tube 4 in this embodiment is defined as a detecting tube 5, the specific gravity on-line detector 6 is mounted on the detecting tube 5, the detecting tube 5 is disposed in a slope, preferably, the length of the detecting tube is 0.8-1.5m, and the detecting tube 5 is disposed in a slope of 1% -3%. More preferably, the length of the detection tube 5 is 1 m. This embodiment can reduce the lye flow rate through setting the test tube 5 to certain slope, makes lye full of test tube 5, more is favorable to the online detector of proportion 6 to detect the lye proportion of flowing through test tube 5.
Further, in this embodiment, the underground storage tank 3 is connected to the alkaline solution tank 12 through the automatic alkaline discharge pump 11, the automatic alkaline discharge pump 11 is electrically connected to the automatic alkaline discharge pump control box 13 through the power line 16, the liquid level meter 14 is installed in the underground storage tank 3, the liquid level meter 14 is electrically connected to the automatic alkaline discharge pump control box 13 through the liquid level meter data line 15, and the automatic alkaline discharge pump control box 13 controls the start and stop of the automatic alkaline discharge pump 11 according to the data returned by the liquid level meter 14. The automatic alkali pump that unloads is opened and close to liquid level change in the underground storage tank 3 that this embodiment detected according to level gauge 14 has replaced the manual start-stop of the personnel on duty who observes the liquid level among the prior art, has avoided opening and has stopped to lead to alkali lye excessive in time, pollutes and corrodes the alkali lye square, or the motor idle running, the condition of wasting electric energy.
Further, as shown in fig. 2, the automatic alkali discharging pump 11 in this embodiment has two automatic alkali discharging pumps, namely a first automatic alkali discharging pump 110 and a second automatic alkali discharging pump 111, and the first automatic alkali discharging pump 110 and the second automatic alkali discharging pump 111 are connected in parallel, and the automatic alkali discharging pump control box 13 can control any one automatic alkali discharging pump to operate. Specifically, when one of the automatic alkali discharge pumps fails, the other automatic alkali discharge pump can be automatically started, so that the probability of failure is avoided.
Furthermore, the proportion on-line detection main control machine 8 in the embodiment is electrically connected with the settlement host, and the proportion on-line detection main control machine 8 and the wagon balance main control machine 9 jointly act to form final settlement certificates of license plate numbers, net weights, temperatures, proportions, concentrations and the like, and the final settlement certificates are uploaded to the settlement host, so that data sharing in all links can avoid the phenomenon of data confusion caused by repeated registration of license plate numbers by sampling personnel in the prior art.
The utility model discloses an go into factory's alkali lye automatic check out system through set up proportion on each unloads alkali pipe on the detector, makes per car alkali lye form the proportion curve unloading the alkali in-process, and very clear judgement alkali lye concentration change condition, the phenomenon of doping water or low concentration alkali lye in the effective prevention alkali lye can avoid the sample personnel about the roof cause the tumble injury and the potential safety hazard that the sample in-process was burnt simultaneously.
Adopt the utility model provides an after proportion on-line measuring appearance and automatic alkali pump of unloading, a company according to 400 ten thousand tons of aluminium oxide of annual production calculates, alkali lye sampling personnel reduce to 2 people by 6 people of every class (four shifts three operations), alkali lye laboratory staff (often white class) reduces to 0 people by 4 people, evaporation is unloaded alkali square scene person on duty (four shifts three operations) and is reduced to 0 people by 2 people, reduce personnel 28 people altogether, if calculate according to the present one-line personnel average cost of labor 7.3 ten thousand/year of company, practice thrift the cost of labor about 204.4 ten thousand yuan/year altogether, practice thrift the experiment consumptive material about 0.3 ten thousand yuan/year, from this it can see, use the utility model discloses an automatic detection system can reduce cost increase income.
The utility model discloses a theory of operation does: after entering a plant area, an alkali unloading vehicle is weighed by a wagon balance 10, the weighed data is transmitted to a wagon balance main control machine 9 to form a license plate number and the total weight of the alkali unloading vehicle, then the alkali unloading vehicle is driven to an alkali unloading point of an alkali unloading evaporation square and unloads alkali to a trench 1 through an alkali unloading pipe 4, as the tail end of the alkali unloading pipe is provided with a detection pipe 5 with a slope, and the detection pipe 5 is provided with an online specific gravity detector 6, the online specific gravity detector 6 detects the specific gravity of alkali liquor flowing through the detection pipe 5, and the online specific gravity detection main control machine 8 intelligently displays the temperature value, the specific gravity value, the concentration value and the specific gravity change curve of the alkali liquor of the vehicle in the alkali unloading process; and after the alkali liquor is discharged, the alkali unloading vehicle is driven to the wagon balance 10 again to be weighed to obtain the weight of the empty vehicle, the license plate number and the weight of the empty vehicle are uploaded to the wagon balance main control machine 9, the net weight of the alkali liquor is automatically calculated, and finally final settlement certificates of the license plate number, the net weight, the temperature, the specific gravity, the concentration and the like are formed and uploaded to the settlement main machine to settle accounts for the alkali unloading vehicle.
The present invention has been further described with reference to the specific embodiments, but it should be understood that the specific description should not be construed as limiting the spirit and scope of the invention, and various modifications made to the above embodiments by those skilled in the art after reading the present specification are within the scope of the invention.
Claims (8)
1. An automatic detection system for alkali liquor entering a factory is characterized by comprising a trench, a plurality of alkali unloading points sequentially arranged along the length direction of the trench, and an underground storage tank arranged at the tail end of the trench;
each alkali unloading point is provided with an alkali unloading pipe communicated with the trench, the tail end of each alkali unloading pipe is provided with a specific gravity online detector, and the specific gravity online detectors are connected with a specific gravity online detection main control machine through data lines;
the specific gravity on-line detection main control machine is electrically connected with the weighbridge main control machine, and the weighbridge main control machine is connected with a weighbridge.
2. The automatic in-plant lye detection system of claim 1 wherein the end of said lye discharge pipe is defined as a test tube on which said on-line specific gravity detector is mounted, said test tube being sloped.
3. The automatic detecting system for incoming alkali liquor according to claim 2, wherein the length of the detecting tube is 0.8-1.5m, and the detecting tube is set to a slope of 1% -3%.
4. The automatic detecting system for incoming alkali liquor of claim 3, wherein the length of the detecting tube is 1 m.
5. The system for automatically detecting alkali liquor entering a factory according to claim 1, wherein the underground storage tank is connected with the alkali liquor tank through an automatic alkali-discharging pump, and the automatic alkali-discharging pump is electrically connected with an automatic alkali-discharging pump control box through a power line.
6. The system for automatically detecting alkali lye entering a factory according to claim 5, wherein a liquid level meter is installed in the underground storage tank, the liquid level meter is electrically connected with an automatic alkali discharge pump control box through a data line of the liquid level meter, and the automatic alkali discharge pump control box controls the start and stop of the automatic alkali discharge pump according to the data returned by the liquid level meter.
7. The system for automatically detecting alkali liquor entering a factory according to claim 5, wherein two automatic alkali discharge pumps are provided, the two automatic alkali discharge pumps are connected in parallel, and the automatic alkali discharge pump control box controls any one automatic alkali discharge pump to work.
8. The automatic detecting system for incoming alkali liquor according to claim 1, wherein the specific gravity on-line detecting main control machine is electrically connected with the settlement main machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221003526.1U CN217359481U (en) | 2022-04-24 | 2022-04-24 | Go into factory's alkali lye automatic check out system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221003526.1U CN217359481U (en) | 2022-04-24 | 2022-04-24 | Go into factory's alkali lye automatic check out system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217359481U true CN217359481U (en) | 2022-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221003526.1U Active CN217359481U (en) | 2022-04-24 | 2022-04-24 | Go into factory's alkali lye automatic check out system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217359481U (en) |
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2022
- 2022-04-24 CN CN202221003526.1U patent/CN217359481U/en active Active
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