CN217287947U - Direct injection type oil medicament injection device - Google Patents
Direct injection type oil medicament injection device Download PDFInfo
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- CN217287947U CN217287947U CN202122863841.3U CN202122863841U CN217287947U CN 217287947 U CN217287947 U CN 217287947U CN 202122863841 U CN202122863841 U CN 202122863841U CN 217287947 U CN217287947 U CN 217287947U
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- aviation kerosene
- mixer
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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
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The utility model belongs to the technical field of automatic dosing for oil blending, in particular to a direct injection type oil medicament injection device, which comprises a aviation kerosene mother liquor storage tank, an antistatic agent tank and a plurality of aviation kerosene conveying pipelines which are arranged in parallel, wherein each aviation kerosene conveying pipeline is respectively provided with a spray head, the spray heads are connected with the output ends of corresponding pipeline mixers through pipelines, the discharge port of the aviation kerosene mother liquor storage tank is connected with the input end of the pipeline mixer through a first pipeline, the discharge port of the antistatic agent tank is connected with the input end of the pipeline mixer through a second pipeline, the feed ends of the first pipeline and the second pipeline are respectively provided with a feed pipeline A and a feed pipeline B which are connected in parallel, a metering pump, a pressure gauge and a check valve are sequentially arranged on the feed pipeline A and the feed pipeline B, and the discharge ends of the first pipeline and the second pipeline are respectively and sequentially provided with an electromagnetic valve and a flow meter, the multi-injection-point flow and concentration adjustable operation can be realized, and the cost is reduced.
Description
Technical Field
The utility model belongs to the technical field of the oil blending automatic reagent feeding, specifically disclose a direct injection type oil medicament injection device.
Background
Along with the upgrading of the quality of finished gasoline and diesel oil, the control of the sulfur content index in oil products is more and more strict, the hydrofining of gasoline and diesel oil solves the problem of standard sulfur content in oil products, and simultaneously removes natural polar substances in the oil products, so that the conductivity of the oil products is poor, and static charges generated by transport friction are difficult to release and are accumulated in a large quantity, so that static fire is easy to generate.
The filling amount of various medicaments has relevant standards, for example, the filling amount of the aviation kerosene antistatic agent is about 0.8mg/L, but the conveying amount of a process medium is required to be according to the production requirement of an owner and cannot be changed, and currently, three methods are commonly used for adjusting the filling amount of the medicaments:
(1) manual adjustment: according to the conveying amount of the medium in the current process, the required filling amount is calculated, the working stroke is changed by manually adjusting a scale knob on a metering pump on site, the longer the stroke is, the larger the flow is, the real-time adjustment cannot be realized by the method, and the method is used for solving the problems that the requirement on the injection precision of the medicament is not high and the working occasion is not required to be adjusted at any time;
(2) frequency conversion adjustment: the method is mainly used for a high-dose dosing device of a water treatment field;
(3) intelligent regulation: adopt and make the PLC switch board, carry out bipolar online automatically regulated to the stroke and the frequency of metering pump, intelligence control system receives the flow signal of notes point position, PLC adds the proportion according to the throwing of medicament and technology medium, through logical operation, output signal gives the electronic stroke controller of measuring pump, by electronic stroke control automatically regulated metering pump stroke, cooperate with pump export online flowmeter, realize the intelligent regulatory function of flow closed loop, the medicament injection volume can be along with the change of notes point technology medium flow and automatic adjustment, this scheme regulation precision is accurate, intelligent degree is high, however, every notes point all needs independent measuring pump to carry out logical control, and is with high costs, and need the operating personnel to possess certain professional literacy.
Disclosure of Invention
In order to solve the problem in the prior art, the utility model discloses a direct injection type oil medicament injection device, including aviation kerosene mother liquor storage tank, antistatic agent jar, marking pump and solenoid valve, can realize many notes point flow, the adjustable operation of concentration, reduce cost.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a direct injection type oil medicament injection device comprises a aviation kerosene mother liquor storage tank, an antistatic agent tank and a plurality of aviation kerosene conveying pipelines which are arranged in parallel, each aviation kerosene conveying pipeline is respectively provided with a spray head, a pipeline mixer is correspondingly arranged outside each aviation kerosene conveying pipeline, the spray head is connected with the output end of the corresponding pipeline mixer through a pipeline, the discharge port of the aviation kerosene mother liquor storage tank is connected with the input end of the pipeline mixer through a first pipeline, the discharge port of the antistatic agent tank is connected with the input end of the pipeline mixer through a second pipeline, the feed ends of the first pipeline and the second pipeline are respectively provided with a feed pipeline A and a feed pipeline B which are connected in parallel, a metering pump, a pressure gauge and a check valve are sequentially arranged on the feeding pipeline A and the feeding pipeline B along the feeding direction, and electromagnetic valves and flow meters are respectively arranged at the discharge ends of the first pipeline and the second pipeline in sequence along the discharge direction.
Further, cut-off valves are respectively arranged at two ends of the feeding pipeline A and the feeding pipeline B along the feeding direction.
Furthermore, the metering pump is a hydraulic double-diaphragm electric metering pump, the metering pumps on the feeding pipelines A and B at the feeding ends of the first pipeline and the second pipeline are respectively in one-use one-standby configuration, and the rated flow of the metering pump is larger than the total flow of the medicaments required by all process media.
Further, the solenoid valve is a PWM controlled fast response solenoid valve.
Further, the spray head is a rotary atomizing nozzle.
Further, the line mixer is a fixed spiral blade mixing element static mixer.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a direct injection type oil medicament injection device, including aviation kerosene mother liquor storage tank and antistatic agent jar, be provided with the shower nozzle in every aviation kerosene pipeline respectively, every aviation kerosene pipeline is the corresponding pipeline mixer that is provided with respectively outward, the shower nozzle passes through the pipeline and is connected with the output of the pipeline mixer that corresponds, the discharge gate of aviation kerosene mother liquor storage tank pass through the first pipeline with the input of pipeline mixer is connected, the discharge gate of antistatic agent jar passes through the second pipeline with the input of pipeline mixer is connected, be equipped with feed line A and feed line B of parallel connection respectively at the feed end of first pipeline and second pipeline, set gradually measuring pump, manometer and check valve along the direction of feed on feed line A and feed line B, set gradually solenoid valve and flowmeter along the direction of discharge at the discharge end of first pipeline and second pipeline respectively, during operation, according to current flow in the technology medium pipeline, through adjusting solenoid valve PWM signal duty cycle, make the quick response solenoid valve change this valve opening size to adjust the aviation kerosene mother liquor and the antistatic agent stock solution volume of output, the many sets of notes of complete equipment point only need mother liquor pump and medicament pump two kinds, can realize many notes point flow, the adjustable operation of concentration, and the cost is reduced, the branch jar storage of mother liquor and medicament simultaneously, can realize changing medicament configuration concentration at any time, reach and use promptly and allocate.
Drawings
FIG. 1 is a process flow diagram of the present invention patent;
in the figure, 1-aviation kerosene mother liquor storage tank; 2, a metering pump; 3-a pressure gauge; 4-a check valve; 5-a cut-off valve; 6-antistatic agent tank; 7-an electromagnetic valve; 8-a flow meter; 9-a line mixer; 10-a spray head.
Detailed Description
For a better understanding of the present invention, the following examples are provided to further illustrate the present invention, but the present invention is not limited to the following examples.
The utility model relates to a direct injection type oil medicament injection device which is elaborated by combining with the attached figure 1, and comprises a aviation kerosene mother liquor storage tank 1, an antistatic agent tank 6 and a plurality of aviation kerosene conveying pipelines which are arranged in parallel, wherein the aviation kerosene mother liquor storage tank 1 is used for storing mother liquor for preparing solution, so that a trace amount of antistatic agent raw agent can be easily sprayed out from a spray head, the antistatic agent tank 6 is used for storing antistatic agent raw agent, as shown in figure 1, the number of the aviation kerosene conveying pipelines is four, namely an aviation kerosene conveying pipeline 1, an aviation kerosene conveying pipeline 2, an aviation kerosene conveying pipeline 3 and an aviation kerosene conveying pipeline 4, a spray head 10 is respectively arranged in each aviation kerosene conveying pipeline, the spray heads 10 enable the mixed medicament to be sprayed out from a spray nozzle in a high-speed atomizing mode to be fully mixed with a process medium pipeline, a pipeline mixer 9 is respectively correspondingly arranged outside each aviation kerosene conveying pipeline, the spray heads 10 are connected with the output end of the corresponding pipeline mixer 9 through pipelines, pipeline mixer 9 utilizes screw mechanism to make mother liquor and medicament intensive mixing before beating out, the discharge gate of aviation kerosene mother liquor storage tank 1 through first pipeline with pipeline mixer 9's input is connected, the discharge gate of antistatic agent jar 6 pass through the second pipeline with pipeline mixer 9's input is connected, be equipped with parallel connection's feed line A and feed line B respectively at the feed end of first pipeline and second pipeline, inlet department trip valve 5, measuring pump 2, manometer 3, check valve 4 and exit trip valve 5 have set gradually along the direction of feed on feed line A and feed line B, measuring pump 2 is arranged in letting aviation kerosene mother liquor and antistatic agent raw materials beat out from corresponding storage tank, manometer 3 is used for checking system operating pressure, check valve 4 is the open-close type check valve, prevent that pressure from liquid reflux pump when low, trip valve 5 is used for at main back flow pump, The spare pump is switched to work and cut off when working, an electromagnetic valve 7 and a flowmeter 8 are respectively and sequentially arranged at the discharge ends of the first pipeline and the second pipeline along the discharge direction, the electromagnetic valve 7 is a PWM control quick response electromagnetic valve 7, can work at 100HZ or higher action frequency, controls the injection amount of the aviation kerosene mother liquor and the antistatic agent in a system by regulating the duty ratio of PWM signals, namely the high level time of the PWM signals is 0-10000 microseconds, and controls the injection amount of the aviation kerosene mother liquor and the antistatic agent in the system by starting valve time and action frequency when working, and is used for controlling the injection amount of the aviation kerosene mother liquor and the antistatic agent, the flowmeter 8 is a two-wire mass flowmeter, meets the requirements of different explosion-proof grades according to the selection of explosive dangerous areas of electrical equipment, can select on-site instantaneous/accumulated flow display, and can also be transmitted to a central control room for display by an output signal of 4-20 mA, so that the flow of the current aviation kerosene mother liquor and the raw liquor can be conveniently mastered in time, and a basis is provided for quick response solenoid valve adjustment.
As an optional design, it is preferable that the metering pump 2 is a hydraulic double-diaphragm electric metering pump, the metering pumps 2 on the first pipeline feeding end feeding pipeline a and the feeding pipeline B and the metering pumps 2 on the second pipeline feeding end feeding pipeline a and the feeding pipeline B are respectively configured one by one, the flow rate can be adjusted in a stepless manner within a range of 0-100%, a constant flow rate irrelevant to the discharge pressure can be maintained, the rated flow rate of the metering pump 2 is greater than the total flow rate of the reagents required by all process media, and a manual scale adjusting knob is provided for coarse adjustment during normal operation.
As an alternative design, the spray head 10 is preferably a rotary atomizing nozzle, which can supply liquid to the center of the high-speed rotating member by the power of an external metering pump, throw the liquid out of the periphery or holes of the rotating member, and atomize the liquid by centrifugal force and aerodynamic force.
As an optional design, the pipeline mixer 9 is preferably a static mixer with fixed spiral-plate mixing elements, when two media pass through the static mixer at a certain flow rate, the mixing elements in the pipeline cut and shunt the materials, and the flowing direction of the media is changed continuously when the media pass through, so that the media are fully mixed in the pipeline.
The utility model discloses the working process is as follows:
the mother liquid in the aviation kerosene mother liquid storage tank 1 and the antistatic agent stock solution in the antistatic agent tank 6 are pumped out by a metering pump 2, the mother liquid and the antistatic agent stock solution in the aviation kerosene mother liquid storage tank 1 enter a pipeline mixer 9 for cutting, shunting and mixing to form antistatic agent solution, and then are sprayed out at high speed under the interaction of centrifugal atomization and speed atomization of a rotary atomizing spray head 10, so that the deposition rate and the utilization rate of atomized liquid drops are improved, according to the current flow in a process medium pipeline, the size of a valve opening is changed by a quick response electromagnetic valve 7 by adjusting the duty ratio of a PWM signal of the electromagnetic valve 7, so that the output aviation kerosene mother liquid and antistatic agent stock solution are adjusted, in order to reach the control range of the flow of the electromagnetic valve 7 and the accuracy of the flow, the frequency of the electromagnetic valve 7 works under the action frequency of 100HZ or higher, the accumulated value of the current adjusted flow value is timely displayed and transmitted by a flow meter 8, the visual adjustment is realized, the multi-injection point operation with adjustable flow and concentration can be realized by only two types of mother liquid pumps and medicament pumps of the whole device, the cost is reduced, and meanwhile, the preparation concentration can be changed at any time by the storage of the mother liquid and the medicament in separate tanks, so that the aim of 'instant preparation after use' is achieved.
The above description is only the application embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and the right scope of the present invention cannot be limited thereby, and any equivalent changes made according to the technical solution of the present invention should be covered within the protection scope of the present invention.
Claims (6)
1. A direct injection type oil medicament injection device is characterized in that: comprises a aviation kerosene mother liquor storage tank, an antistatic agent tank and a plurality of aviation kerosene conveying pipelines which are arranged in parallel, wherein each aviation kerosene conveying pipeline is respectively provided with a spray head, the outside of each aviation kerosene conveying pipeline is respectively and correspondingly provided with a pipeline mixer, the spray head is connected with the output end of the corresponding pipeline mixer through a pipeline, the discharge port of the aviation kerosene mother liquor storage tank is connected with the input end of the pipeline mixer through a first pipeline, the discharge hole of the antistatic agent tank is connected with the input end of the pipeline mixer through a second pipeline, the feeding ends of the first pipeline and the second pipeline are respectively provided with a feeding pipeline A and a feeding pipeline B which are connected in parallel, a metering pump, a pressure gauge and a check valve are sequentially arranged on the feeding pipeline A and the feeding pipeline B along the feeding direction, and the discharge ends of the first pipeline and the second pipeline are respectively and sequentially provided with an electromagnetic valve and a flowmeter along the discharge direction.
2. A direct injection oil product agent injection apparatus as defined in claim 1, further comprising: and two ends of the feeding pipeline A and the feeding pipeline B are respectively provided with a stop valve along the feeding direction.
3. The direct injection type oil product chemical injection device according to claim 1 or 2, wherein: the metering pumps are hydraulic double-diaphragm electric metering pumps, the metering pumps on the feeding pipelines A and B at the feeding ends of the first pipelines and the metering pumps on the feeding pipelines A and B at the feeding ends of the second pipelines are respectively arranged in a one-to-one mode, and the rated flow of the metering pumps is larger than the total flow of the agents required by all process media.
4. A direct injection oil product injector as defined in claim 3, further comprising: the solenoid valve is a PWM controlled fast response solenoid valve.
5. A direct injection oil product dispenser according to claim 3, wherein: the spray head is a rotary atomizing nozzle.
6. A direct injection oil product injector as defined in claim 3, further comprising: the line mixer is a fixed spiral blade mixing element static mixer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122863841.3U CN217287947U (en) | 2021-11-22 | 2021-11-22 | Direct injection type oil medicament injection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122863841.3U CN217287947U (en) | 2021-11-22 | 2021-11-22 | Direct injection type oil medicament injection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217287947U true CN217287947U (en) | 2022-08-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122863841.3U Active CN217287947U (en) | 2021-11-22 | 2021-11-22 | Direct injection type oil medicament injection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217287947U (en) |
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2021
- 2021-11-22 CN CN202122863841.3U patent/CN217287947U/en active Active
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