阅读说明：本技术 一种电石发气量自动测量装置 (Automatic measuring device for gas evolution of calcium carbide ) 是由 王振雨 王莹 孙建军 李鹏 王瑞 王博 于 2020-06-04 设计创作，主要内容包括：本发明涉及电石行业自动化采样、制样、化验技术领域,提供了一种电石发气量自动测量装置,包括设备箱体和设备底座总成,设备箱体安装在设备底座总成上方,设备底座总成上设置有自动加样室、气体发生器、气液分离器、气体测定钟罩总成、加水管路总成、排气管路总成、排渣抽屉总成、溢水下压装置和排水槽,设备箱体上设置有加样孔,气液分离器与气体测定钟罩总成通过排气管路总成连通,气体发生器与排渣抽屉总成连通,气体发生器与排渣抽屉总成之间设置有排渣气动球阀,排水槽设置于排渣抽屉总成下方,溢水下压装置设置于排渣抽屉总成上方,解决了现有电石发气量试验受人为因素的影响大,试验效率低,自动化程度低的问题。(The invention relates to the technical field of automatic sampling, sample preparation and assay in calcium carbide industry, and provides an automatic calcium carbide gas evolution measuring device which comprises an equipment box body and an equipment base assembly, wherein the equipment box body is arranged above the equipment base assembly, the equipment base assembly is provided with an automatic sample adding chamber, a gas generator, a gas-liquid separator, a gas measuring bell jar assembly, a water adding pipeline assembly, an exhaust pipeline assembly, a slag discharge drawer assembly, an overflow downward-pressing device and a drainage groove, a sample adding hole is formed in the equipment box body, the gas-liquid separator is communicated with the gas measuring bell jar assembly through the exhaust pipeline assembly, the gas generator is communicated with the slag discharge drawer assembly, a slag discharge pneumatic ball valve is arranged between the gas generator and the slag discharge drawer assembly, the drainage groove is arranged below the slag discharge drawer assembly, the overflow downward-pressing device is arranged above the slag discharge drawer assembly, and solves the problem that the existing calcium carbide gas evolution test is greatly influenced by human, low test efficiency and low automation degree.)

1. The utility model provides a carbide gas formation automatic measuring device which characterized in that: the device comprises a device box body and a device base assembly, wherein the device box body is arranged above the device base assembly, an automatic sample adding chamber, a gas generator, a gas-liquid separator, a gas measurement bell jar assembly, a water adding pipeline assembly, an exhaust pipeline assembly, a slag discharging drawer assembly, an overflow downward-pressing device and a water discharging groove are arranged on the device base assembly, the water discharging groove is arranged below the device base assembly, a sample adding hole is arranged on the device box body and communicated with the automatic sample adding chamber, one side of the gas generator is connected with the water adding pipeline assembly, the other side of the gas generator is communicated with the gas-liquid separator, the gas-liquid separator is communicated with the gas measurement bell jar assembly through the exhaust pipeline assembly, the gas generator is communicated with the slag discharging drawer assembly, a slag discharging pneumatic ball valve is arranged between the gas generator and the slag discharging drawer assembly, and the water discharging groove is arranged below the slag discharging drawer assembly, the overflow pressing device is arranged above the slag discharge drawer assembly.

2. The automatic measuring device for gas forming amount of calcium carbide as claimed in claim 1, wherein: add the appearance hole both sides and be provided with safe light curtain, automatic application of sample room includes the application of sample funnel, application of sample funnel below is provided with the outer toper sealing port of application of sample, install a plurality of sealing washers on the outer conical surface of the outer toper sealing port of application of sample, install the sealed lid in the application of sample on the outer toper sealing port of application of sample, application of sample funnel below is provided with the application of sample swinging boom, application of sample swinging boom one side is connected with the cylinder.

3. The automatic measuring device for gas forming amount of calcium carbide as claimed in claim 1, wherein: the gas measurement bell jar assembly comprises a zero clearing depressor, a gas floating bell jar, an encoder assembly, a pressure sensor and a liquid storage tank, wherein the gas floating bell jar is arranged at the top of the liquid storage tank, the zero clearing depressor is arranged above the gas floating bell jar, the encoder assembly is arranged above the zero clearing depressor, and the pressure sensor is arranged at the top of the gas floating bell jar.

4. The automatic measuring device for gas forming amount of calcium carbide as claimed in claim 1, wherein: the slag discharging drawer assembly comprises a waste residue collecting box and a drawer arranged at the bottom of the waste residue collecting box, a drain hole is formed in the bottom of the drawer, and the drain groove is formed below the drain hole.

5. The automatic measuring device for gas forming amount of calcium carbide as claimed in claim 1, wherein: the top of the equipment box body is provided with a plurality of axial flow fans.

6. The automatic measuring device for gas forming amount of calcium carbide as claimed in claim 1, wherein: and the outer wall of the gas generator is provided with an acetylene gas concentration detection alarm.

7. The automatic measuring device for gas forming amount of calcium carbide as claimed in claim 1, wherein: and the exhaust pipeline assembly is provided with an electromagnetic valve.

Technical Field

The invention relates to the technical field of automatic sampling, sample preparation and assay in calcium carbide industry, in particular to an automatic measuring device for gas evolution of calcium carbide.

Background

Calcium carbide, the chemical name of which is calcium carbide, has the following main applications:

(1) acetylene generated by the reaction of calcium carbide with water can synthesize a plurality of organic compounds, such as: synthetic rubbers, synthetic resins, acetone, ketene, carbon black, and the like; while acetylene-oxy flames are widely used for welding and cutting of metals.

(2) When powdery calcium carbide and nitrogen gas are heated, calcium cyanamide, namely lime nitrogen, is generated by reaction, and a cyanide melt generated by the reaction of the heated lime nitrogen and salt is used for gold mining and nonferrous metal industries.

(3) The calcium carbide can be used as a desulfurizer in the steel industry.

It can be seen that for modern industries, whether heavy or light; the method plays an important role in metallurgical industry, chemical industry, mechanical industry, light textile industry, food industry and transportation industry. The calcium carbide market has huge trading volume, and the work of grasping calcium carbide for sampling, sample preparation and assay is very important for controlling the enterprise cost.

In order to improve the transaction fairness and prevent the cheating of suppliers, the steps of calcium carbide sampling, sample preparation and assay must be performed without human intervention. At present, the automation degree of calcium carbide sampling, sample preparation and assay is not high, and many links are required to be continuously perfected. Wherein the survey of carbide gassing volume is still manual operation, lead to the chemical examination result to receive the influence of human factor, and carbide chemical examination work is heavier, loaded down with trivial details, because the improper operation leads to experimental failure to take place occasionally, greatly reduced test efficiency, and the manual work of data is copied, a large amount of efforts are also consumed in arrangement analysis, and data later stage traceability is poor, need urgently to develop a carbide gassing volume automatic measuring device to solve the above-mentioned problem that meets at present.

Therefore, an automatic measuring device for gas evolution of calcium carbide is provided.

Disclosure of Invention

The invention aims to overcome the defects of the traditional technology and provides the automatic device which is simple and practical, convenient to operate, high in automation degree and low in price and can automatically and accurately measure the gas evolution quantity of the calcium carbide.

The technical scheme of the invention is as follows:

an automatic calcium carbide gas production measuring device comprises an equipment box body and an equipment base assembly, wherein the equipment box body is arranged above the equipment base assembly, an automatic sample adding chamber, a gas generator, a gas-liquid separator, a gas measuring bell jar assembly, a water adding pipeline assembly, an exhaust pipeline assembly, a slag discharging drawer assembly, an overflow downward-pressing device and a water discharging groove are arranged on the equipment base assembly, the water discharging groove is arranged below the equipment base assembly, a sample adding hole is formed in the equipment box body and communicated with the automatic sample adding chamber, one side of the gas generator is connected with the water adding pipeline assembly, the other side of the gas generator is communicated with the gas-liquid separator, the gas-liquid separator is communicated with the gas measuring bell jar assembly through the exhaust pipeline assembly, the gas generator is communicated with the slag discharging drawer assembly, and a slag discharging ball valve is arranged between the gas generator and the slag discharging drawer assembly, the drainage groove is arranged below the slag discharging drawer assembly, and the overflow pressing device is arranged above the slag discharging drawer assembly.

As a preferred technical scheme, application of sample hole both sides are provided with safe light curtain, automatic application of sample room includes the application of sample funnel, application of sample funnel below is provided with the outer toper sealing port of application of sample, install a plurality of sealing washers on the outer conical surface of the outer toper sealing port of application of sample, install the sealed lid in the application of sample on the outer toper sealing port of application of sample, application of sample funnel below is provided with the application of sample swinging boom, application of sample swinging boom one side is connected with the cylinder.

As a preferred technical solution, the gas measurement bell jar assembly includes a zero clearing depressor, an air flotation bell jar, an encoder component, a pressure sensor and a liquid storage tank, the air flotation bell jar is disposed on the top of the liquid storage tank, the zero clearing depressor is disposed above the air flotation bell jar, the encoder component is disposed above the zero clearing depressor, and the pressure sensor is disposed on the top of the air flotation bell jar.

As a preferred technical scheme, the deslagging drawer assembly comprises a waste residue collecting box and a drawer arranged at the bottom of the waste residue collecting box, a drain hole is formed in the bottom of the drawer, and the drain groove is formed below the drain hole.

As a preferred technical scheme, the top of the equipment box body is provided with a plurality of axial flow fans.

As a preferred technical scheme, the outer wall of the gas generator is provided with an acetylene gas concentration detection alarm.

As a preferred technical solution, an electromagnetic valve is disposed on the exhaust pipeline assembly.

Due to the adoption of the technical scheme, the invention has the following advantages: the system has the advantages that the structure is compact and simple, the cost is low, the axial flow fan is arranged, good air flow in the equipment is ensured, the acetylene gas is prevented from being gathered to cause explosion, the acetylene gas concentration detection alarm is arranged, the alarm prompt is carried out after the acetylene gas in the gas generator exceeds the set concentration, the system stops the equipment operation and starts the matched active ventilation system according to the concentration condition, the safety performance of the equipment is improved, and the safety of the test is ensured; through setting up automatic appearance room, vapour and liquid separator, gas survey bell jar assembly, overflow and push down the device, realized the automatic determination of carbide gassing volume, improved test precision and test efficiency, reduced the human cost.

The invention is further described with reference to the following figures and detailed description.

Drawings

FIG. 1 is an isometric view of a case of an automatic calcium carbide gas generation measuring device according to the present invention;

FIG. 2 is an isometric view of the internal structure of a case of the automatic calcium carbide gas production measuring device of the present invention;

FIG. 3 is a schematic view of the main structure inside the case of the automatic calcium carbide gas production measuring device of the present invention;

FIG. 4 is an isometric view of a gas generator of an automatic measuring device for the gas generation amount of calcium carbide according to the present invention;

FIG. 5 is an isometric view of a gas measuring bell jar assembly of an automatic calcium carbide gas forming amount measuring device according to the present invention;

FIG. 6 is an isometric view of a slag discharge drawer assembly of the automatic calcium carbide gas generation measuring device of the present invention.

In the figure: 1. an equipment box body; 1-1, sample adding holes; 1-2, axial flow fan; 3. an automatic sample adding chamber; 3-1, a sample adding funnel; 3-2, sealing the conical opening outside the sample adding chamber; 3-3, a rotating arm; 3-4, sealing the sample-adding inner cone; 3-5, a cylinder; 4-a gas generator; 5. a gas-liquid separator; 6. a gas measuring bell jar assembly; 6-1, clearing a depressor; 6-2, air floatation bell jar; 6-3, an encoder component; 7. a water feeding pipeline assembly; 8. an exhaust line assembly; 9. an overflow pressing device; 10. a deslagging drawer assembly; 10-1, a waste residue collection box; 10-2, a drawer; 11. an equipment base assembly; 12. a water discharge tank; 14. an acetylene gas concentration detection alarm; 15. and a slag discharging pneumatic ball valve.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.

As shown in fig. 1-6, an automatic measuring device for gas evolution of calcium carbide comprises an equipment box 1 and an equipment base assembly 11, wherein the equipment box 1 is installed above the equipment base assembly 11, the equipment base assembly 11 is provided with an automatic sample adding chamber 3, a gas generator 4, a gas-liquid separator 5, a gas measuring bell jar assembly 6, a water adding pipeline assembly 7, an exhaust pipeline assembly 8, a slag discharging drawer assembly 10, an overflow downward-pressing device 9 and a water discharging groove 12, the lower part of the equipment base assembly 11 is provided with a water discharging groove 12, the equipment box 1 is provided with a sample adding hole 1-1, the sample adding hole 1-1 is communicated with the automatic sample adding chamber 3, one side of the gas generator 4 is connected with the water adding pipeline assembly 7, the other side of the gas generator 4 is communicated with the gas-liquid separator 5, the gas-liquid separator 5 is communicated with the gas measuring bell jar assembly 6 through the exhaust pipeline assembly 8, the gas generator 4 is communicated with the slag discharging drawer assembly 10, a slag discharging pneumatic ball valve 15 is arranged between the gas generator 4 and the slag discharging drawer assembly 10, a water draining groove 12 is arranged below the slag discharging drawer assembly 10, and an overflow pressing device 9 is arranged above the slag discharging drawer assembly 10.

Safe light curtains are arranged on two sides of the sample adding hole 1-1, the automatic sample adding chamber 3 comprises a sample adding funnel 3-1, a sample adding outdoor conical sealing opening 3-2 is arranged below the sample adding funnel 3-1, a plurality of sealing rings are arranged on the outer conical surface of the sample adding outdoor conical sealing opening 3-2, a sample adding inner conical sealing cover 3-4 is arranged on the sample adding outdoor conical sealing opening 3-2, a rotating arm 3-3 is arranged below the sample adding funnel 3-1, and an air cylinder 3-5 is connected to one side of the rotating arm 3-3.

The gas measurement bell jar assembly 6 comprises a zero-clearing depressor 6-1, an air-flotation bell jar 6-2, an encoder assembly 6-3, a pressure sensor and a liquid storage tank, wherein the air-flotation bell jar 6-2 is arranged at the top of the liquid storage tank, the zero-clearing depressor 6-1 is arranged above the air-flotation bell jar 6-2, the encoder assembly 6-3 is arranged above the zero-clearing depressor 6-1, and the pressure sensor is arranged at the top of the air-flotation bell jar.

The slag discharging drawer assembly 10 comprises a waste residue collecting box 10-1 and a drawer 10-2 arranged at the bottom of the waste residue collecting box 10-1, wherein a drain hole is formed at the bottom of the drawer 10-2, and a drain groove 12 is arranged below the drain hole.

The top of the equipment box body 1 is provided with a plurality of axial flow fans 1-2, and the number of the axial flow fans 1-2 is multiple.

The outer wall of the gas generator 4 is provided with an acetylene gas concentration detection alarm 14.

An electromagnetic valve is arranged on the exhaust pipeline assembly 8.

The automatic calcium carbide gas forming amount measuring device is compact and simple in design, main body equipment and people are isolated by the equipment box body 1, 50g of calcium carbide samples are added into the sample adding funnel 3-1 of the sample adding chamber through the sample adding hole 1-1, the safety light curtains are installed on two sides of the hole, when the sample adding funnel 3-1 is prevented from rotating, clamping is prevented, and safety of the equipment and the people is guaranteed to the maximum extent.

The axial flow fan 1-2 arranged on the equipment box body 1 ensures good air flow in the equipment, prevents acetylene gas from gathering to cause explosion, and simultaneously, the acetylene gas concentration detection alarm 14 gives an alarm after detecting that the acetylene gas exceeds the set concentration, thereby ensuring the test safety to the maximum extent.

When in sample adding, the sample adding funnel 3-1 is arranged above the center of the conical sealing port 3-2 outside the sample adding chamber, a plurality of sealing rings are arranged on the outer conical surface of the conical sealing port 3-2 outside the sample adding chamber, the sample adding port is matched with the sealing cap 3-4 in the sample adding inner cone, the sealing effect is good, compared with the traditional inner port sealing, the sample is not accumulated, the sealing guide is good, and the sealing effect is better; after the sample is added, a rotating arm 3-3 of an automatic sample adding chamber 3 is driven by an air cylinder 3-5 to rotate 90 degrees, a sample adding inner cone sealing cover 3-4 is buckled and sealed with a sample adding outer cone sealing opening 3-2, at the moment, tap water with a certain amount is added into a gas generator 4 through a water adding pipeline assembly 7, the water adding pipeline assembly 7 is provided with a flowmeter and an electromagnetic water valve so as to add water quantitatively, then the air cylinder 3-5 pushes a turning plate arranged in the sample adding chamber, a sample falls into the tap water in the gas generator 4 to react sufficiently, generated gas is separated from liquid through a gas-liquid separator 5, cooled acetylene gas without liquid is released into a gas measurement bell cover assembly 6 through an exhaust pipeline assembly 8, at the moment, a zero pressure reducing device 6-1 is in a high position, after the acetylene gas lifts the air flotation bell cover 6-2 to a certain height for stability, the test data is recorded by using a PLC system or a single chip microcomputer, the height measurement data is realized by an encoder component 6-3, after the test is finished, an exhaust pipeline assembly 8 automatically opens an electromagnetic valve to exhaust, meanwhile, a zero clearing depressor 6-1 presses an air floatation bell 6-2 to slowly descend, the pressure in the air floatation bell 6-2 is measured by a pressure sensor, the action amplitude and the start and stop of the zero clearing depressor 6-1 are adjusted, and the saline in a liquid storage tank cannot suddenly overflow when the saline descends.

After the test is finished, the slag discharging pneumatic ball valve 15 is automatically opened, waste slag generated after calcium carbide reacts with water in the gas generator 4 is discharged into a waste slag collecting box 10-1 in the slag discharging drawer assembly 10 to naturally precipitate, and the overflow pressing device 9 is used for pressing down to overflow clean water into the drawer 10-2, flowing into the water discharging groove 12 through an opening at the lower edge of the part and then discharging the clean water into a specified sewage discharging channel from the pipe orifice of the water discharging groove 12; the test operation of the 50g calcium carbide test is completed through the device. The system can store the test data and can be connected with a printer to print a test report.

The slag discharging mode can effectively realize slag-water separation, and is free from blockage like the traditional filtering mode, simple and reliable in structure, environment-friendly and good in separation effect.

The above examples are only for illustrating the technical aspects of the present invention, but the present invention is not limited to the embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention. From the above conception, those skilled in the art can make various changes without inventive labor, which fall within the scope of the present invention.