CN203393113U - Feeding device and system of acetylene generator - Google Patents
Feeding device and system of acetylene generator Download PDFInfo
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- CN203393113U CN203393113U CN201320486662.5U CN201320486662U CN203393113U CN 203393113 U CN203393113 U CN 203393113U CN 201320486662 U CN201320486662 U CN 201320486662U CN 203393113 U CN203393113 U CN 203393113U
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Abstract
The utility model relates to the technical field of acetylene preparation, and in particular relates to a feeding device of an acetylene generator and a system comprising a plurality of feeding devices. The feeding device comprises a charging storage bucket, an upper feeding storage bucket, a lower feeding storage bucket, an upper feeding valve, a lower feeding valve and a vibration feeder, wherein a charging inlet of the charging storage bucket is used for adding external calcium carbide materials; a discharging outlet of the charging storage bucket is communicated with a feeding inlet of the upper feeding storage bucket through the upper feeding valve; the discharging outlet of the upper feeding storage bucket is communicated with the feeding inlet of the lower feeding storage bucket through the lower feeding valve; the discharging outlet of the lower feeding storage bucket is communicated with the feeding inlet of the vibration feeder; the discharging outlet of the vibration feeder is communicated with the feeding inlet of the acetylene generator, so that the calcium carbide materials in the vibration feeder are added into the acetylene generator. The feeding device is good in sealing performance and unlikely to leak, thereby avoiding a potential safety hazard. In addition, the feeding device is high in detection and protection degrees, thereby conveniently forming an automatic control system.
Description
Technical field
The utility model relates to prepares acetylene technical field, particularly a kind of feeding device of carbide-feed generator and system.
Background technology
At present, in calcium carbide process PVC industry, wet type carbide-feed generator feed way is manually, personnel have high input, workload is large, and personnel's operating habit and operant level uneven, the careless slightly acetylene that just may cause overflows, and the potential safety hazard of bringing thus, therefore safety and level of automation are all improving by every means in each enterprise, reduce PVC production cost.And, in this area, also lack a kind of can be so that the reinforced safer feeding device of process.
In order to overcome the above problems, the utility model has been done useful improvement.
Utility model content
(1) technical problem that will solve
A technical problem that will solve of the present utility model is to have overcome the problem that in existing reinforced process, acetylene may overflow, and a kind of feeding device of carbide-feed generator of security seal is provided.
The technical problem that another will solve of the present utility model has been to provide a kind of charging system of carbide-feed generator of the feeding device that comprises a plurality of described carbide-feed generators.
(2) technical scheme
For this technical theme of feeding device of carbide-feed generator, the utility model is achieved through the following technical solutions:
A feeding device for carbide-feed generator, comprises charging hopper, upper reinforced hopper, lower reinforced hopper, nitrogen blanketing valve, nitrogen discharging tube, upper charging valve, lower charging valve and oscillating feeder,
The opening for feed of described charging hopper is positioned at the top of described charging hopper, and the discharge port of described charging hopper is positioned at the bottom of described charging hopper,
The opening for feed of described reinforced hopper is positioned at the top of described reinforced hopper, and the discharge port of described reinforced hopper is positioned at the bottom of described reinforced hopper,
The opening for feed of described lower reinforced hopper is positioned at the top of described lower reinforced hopper, and the discharge port of described lower reinforced hopper is positioned at the bottom of described lower reinforced hopper;
The opening for feed of described charging hopper is used for adding outside calcium carbide material,
The discharge port of described charging hopper is connected with the opening for feed of described reinforced hopper by described upper charging valve,
Described nitrogen blanketing valve is connected with described reinforced hopper, and for being filled with nitrogen to described reinforced hopper, described nitrogen blanketing valve is provided with nitrogen fill valve,
Described nitrogen discharging tube is connected with described reinforced hopper, and for the nitrogen in described reinforced hopper is discharged, described nitrogen discharging tube is provided with denitrogen valve,
The discharge port of described reinforced hopper is connected with the opening for feed of described lower reinforced hopper by described lower charging valve,
The discharge port of described lower reinforced hopper is connected with the opening for feed of described oscillating feeder,
The discharge port of described oscillating feeder is connected with the opening for feed of described carbide-feed generator, for the calcium carbide material in described oscillating feeder is added to described carbide-feed generator.
Further, described charging hopper is provided with charging hopper material-level detecting device, and described reinforced hopper is provided with reinforced hopper material-level detecting device, and described lower reinforced hopper is provided with lower reinforced hopper material-level detecting device.
Further, described charging hopper is provided with for beaing the charging hopper of described charging hopper and strikes glassware, described reinforced hopper is provided with for beaing the upper reinforced hopper of described reinforced hopper and strikes glassware, and described lower reinforced hopper is provided with for beaing the lower reinforced hopper of described lower reinforced hopper and strikes glassware.
Further, the beating point that described charging hopper strikes glassware is positioned at the bottom of described charging hopper, the beating point that described reinforced hopper strikes glassware is positioned at the bottom of described reinforced hopper, and the beating point that described lower reinforced hopper strikes glassware is positioned at the bottom of described lower reinforced hopper.
For this technical theme of charging system of carbide-feed generator, the utility model is achieved through the following technical solutions:
A kind of charging system of carbide-feed generator, the feeding device that comprises a plurality of described carbide-feed generators, described in each, the discharge port of the described oscillating feeder of the feeding device of carbide-feed generator is respectively connected with the opening for feed of a carbide-feed generator, and the quantity of described carbide-feed generator equates with the quantity of the feeding device of described carbide-feed generator.
(3) beneficial effect
Compare with product with prior art, the utility model has the following advantages:
1, the feeding device of carbide-feed generator of the present utility model can be revealed inspection when each valve event, and the security of system is better.
2, on the basis of this structure, be convenient to adopt automatic control system, judge whether interrelated logic condition reaches, can guarantee that like this operation is more reliable and more stable, eliminate production operation hidden danger.
3, when having a plurality of carbide-feed generators and each carbide-feed generator with described feeding device separately, preferentially to first vibration in the little carbide-feed generator of pressure, add calcium carbide material, make system safer.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In accompanying drawing, the list of parts of each label representative is as follows:
1, charging hopper, 2, upper reinforced hopper, 3, lower reinforced hopper, 4, upper charging valve, 5, lower charging valve, 6, oscillating feeder, 7, carbide-feed generator,
101, charging hopper material-level detecting device, 102, charging hopper strikes glassware,
201, upper reinforced hopper material-level detecting device, 202, upper reinforced hopper strikes glassware, 203, nitrogen blanketing valve, 204, nitrogen fill valve, 205, nitrogen discharging tube, 206, denitrogen valve,
301, lower reinforced hopper material-level detecting device, 302, lower reinforced hopper strikes glassware.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is made a detailed explanation.
The feeding device of carbide-feed generator as shown in Figure 1, comprises charging hopper 1, upper reinforced hopper 2, lower reinforced hopper 3, upper charging valve 4, lower charging valve 5 and oscillating feeder 6,
The opening for feed of charging hopper 1 is positioned at its top, and the discharge port of charging hopper 1 is positioned at its bottom; The opening for feed of upper reinforced hopper 2 is positioned at its top, and the discharge port of upper reinforced hopper 2 is positioned at its bottom; The opening for feed of lower reinforced hopper 3 is positioned at its top, and the discharge port of lower reinforced hopper 3 is positioned at its bottom; The meaning of this section of words in other words, for three hoppers above-mentioned, each hopper be opening for feed upper, discharge port under.
The opening for feed of charging hopper 1 is used for adding outside calcium carbide material, the discharge port of charging hopper 1 is connected with the opening for feed of upper reinforced hopper by upper charging valve 4, the discharge port of upper reinforced hopper 2 is connected with the opening for feed of lower reinforced hopper 3 by lower charging valve 5, the discharge port of lower reinforced hopper 3 is connected with the opening for feed of oscillating feeder 6, the discharge port of oscillating feeder 6 is connected with the opening for feed of carbide-feed generator 7, for the calcium carbide material in oscillating feeder 6 is added to carbide-feed generator 7.The meaning of this section of words is exactly situation as shown in Figure 1, and charging hopper 1, upper charging valve 4, upper reinforced hopper 2, lower charging valve 5, lower reinforced hopper 3, oscillating feeder 6 and carbide-feed generator 7, be connected from top to bottom successively.
This multilevel hierarchy can make the calcium carbide material transition between each hopper adding, and the feeding device of this structure can reaffirm whether there is leakage when each valve event, to guarantee in reinforced process, acetylene can not contact with extraneous air, thereby guarantees safe and reliable in dosing process of whole system.
For said structure, preferably adopt in the following method and operate:
Step S1, adds calcium carbide material to charging hopper 1;
Step S2, upwards reinforced hopper 2 inflated with nitrogen, judge that whether nitrogen has been full of reinforced hopper 2, if nitrogen has been full of reinforced hopper 2, performs step S3; If reinforced hopper 2 in nitrogen underfilling, shuts down the upper reinforced hopper 2 of maintenance repeated execution of steps S2;
A kind of preferred implementation of this step is, upper reinforced hopper 2 is filled to nitrogen displacement, be exactly specifically, upwards reinforced hopper inflated with nitrogen, while gaseous tension in upper reinforced hopper being suppressed to 10 kPas always again by gas emptying, repeat this process ten times, then measure the oxygen content of gas in upper reinforced hopper, if oxygen concentration is less than or equal to 3%, carry out step S3, if the oxygen concentration in upper reinforced hopper is greater than 3%, shut down maintenance, for example check whether upper reinforced hopper has leakage, or whether nitrogen fill valve, denitrogen valve there is leakage etc.; Can certainly continue displacement, be to allow in feeding device be full of nitrogen in a word, prevents from revealing, guaranteeing safety, and above-mentioned 10 kPas, the parameter of oxygen concentration 3% can be adjusted according to field conditions.Metrical instrument can be selected conventional oxygen concentration instrument.
Step S3, judges that whether charging hopper 1 has calcium carbide material, if charging hopper 1 has calcium carbide material, performs step S4; If charging hopper 1 does not have calcium carbide material, perform step S1;
In this step, whether charging hopper has calcium carbide material calcium carbide material whether to be detected by charging hopper material-level detecting device 101 judges, then detection signal is sent on monitoring equipment and is shown.
Step S4, opens charging valve 4;
Step S5, starts charging hopper and strikes glassware 102, makes calcium carbide material reinforced hopper 2 from charging hopper 1 enters completely;
In this step, charging hopper strikes glassware 102 can adopt pneumatic pick, after energising, pneumatic pick constantly knocks the exit portion of the close bottom of charging hopper, strikes the vibration bringing when glassware 102 knocks by charging hopper, makes the calcium carbide material in charging hopper 1 enter reinforced hopper 2 completely.
Step S6, closes and closes charging valve 4;
Step S7, in judgement, whether reinforced hopper 2 has leakage, if it performs step S8 without revealing; If it has leakage, upper charging valve 4 is overhauled and repeated execution of steps S7;
Here the method that concrete judgement is revealed can preferably adopt step below:
Step S8, whether the lower reinforced hopper 3 of judgement has calcium carbide material, if lower reinforced hopper 3 does not have calcium carbide material, performs step S9, if lower reinforced hopper 3 has calcium carbide material, repeated execution of steps S8;
Similarly, can utilize lower reinforced hopper material-level detecting device 301 to judge in lower reinforced hopper 3 whether have calcium carbide material.
Step S9, opens lower charging valve 5;
Step S10, in startup, reinforced hopper strikes glassware 202, makes calcium carbide material enter lower reinforced hopper 3 completely from upper reinforced hopper 2, and then falls into oscillating feeder 6;
Similar with abovementioned steps, upper reinforced hopper strikes glassware 202 and also can adopt pneumatic pick to knock, and makes calcium carbide material fall into lower reinforced hopper 3 completely.
Step S11, closes lower charging valve 5;
Step S12, in judgement, whether reinforced hopper 2 has leakage, if it performs step S13 without revealing; If it has leakage, lower charging valve 4 is overhauled and repeated execution of steps S12;
Here the method that concrete judgement is revealed can preferably adopt step below:
Step S12a, opens denitrogen valve 206, and closes nitrogen fill valve 204, that is to say, makes the inside of upper reinforced hopper 2 be connected with outside by nitrogen discharging tube 205, until the pressure of upper reinforced hopper 2 inside equates with outside normal pressure, for example, is all standard atmospheric pressure.Then, close denitrogen valve 206, in judgement the pressure of reinforced hopper 2 interior gases rise whether be less than or equal to 0.3 kPa every 60 seconds, if its be less than or equal to 0.3 kPa every 60 seconds, illustrate and does not have acetylene to reveal from bottom to top, continue to perform step S13 downwards; If this pressure liter be greater than 0.3 kPa every 60 seconds; explanation has acetylene to reveal from bottom to top; due to being likely that lower charging valve has and reveal or do not close tight; now should shut down also emphasis overhauls lower charging valve 5; then and repeat the step of this section; object is that calcium carbide material enters after lower reinforced hopper 3 from upper reinforced hopper 2, confirms that lower charging valve 5 has shut and without leakage.This section of said pressure liter can be by being arranged on recording for measuring the pressure transmitter of its internal pressure on upper reinforced hopper 2.
Step S13, whether the lower reinforced hopper 3 of judgement has calcium carbide material, if lower reinforced hopper 3 has calcium carbide material, performs step S14, if lower reinforced hopper 3 does not have calcium carbide material, performs step S1; Similarly, can utilize lower reinforced hopper material-level detecting device 301 to judge.
Step S14, Vibration on Start-up feeding machine 6, calcium carbide material enters carbide-feed generator 7 from the discharge port of oscillating feeder 6.
Step S1 to S14 above has two advantages, the one, the linking of each step rationally, tightly, before carrying out each step, there is safety detection, particularly before and after upper charging valve 4, the each action of lower charging valve 5, all detect and have or not leakage, mainly to reveal for valve, to guarantee the safety problems such as acetylene leakage not to occur; The 2nd, the logic of each step is controlled in conjunction with being very beneficial for forming a set of safe automatic flow above; by computer, judged the current state of this device; can also form interlock protection by computer; the own safety of step not only; manual observation and judgement have also been reduced; improve production efficiency, also reduced the accident causing because of artificial error, further guaranteed the security that whole flow process is controlled.
Use in above-mentioned steps 10 kPas, pressure rise 0.3 kPa of 0.3 kPa of every 60 seconds or Pressure Drop every 60 seconds, charge and discharge nitrogen ten times, voltage stabilizing such as keep 65 seconds at the concrete numerical value, can adjust according to the difference of on-site actual situations and hopper volume.
General each large prepare acetylene unit and will have a plurality of carbide-feed generators, each carbide-feed generator respectively has one for the feeding device of reinforced carbide-feed generator, the feeding device of these carbide-feed generators altogether, forms the charging system of carbide-feed generator.While producing acetylene, first measure the pressure in each carbide-feed generator; Then, the pressure in each the carbide-feed generator recording, according to order from small to large, is started to corresponding described oscillating feeder successively.For example there are 8 carbide-feed generators in certain workshop, the so corresponding feeding device that just has 8 carbide-feed generators, be labeled as respectively 1# to 8#, force value in each carbide-feed generator of supposing to measure is the pressure of pressure < 3# of pressure < 2# of 1# ... the pressure of < 8#, so just according to 1#, to the order of 8#, open successively the feeding device of carbide-feed generator, this is because of in the low carbide-feed generator of pressure, calcium carbide piece has reacted substantially mostly, that is to say that surplus calcium carbide piece is minimum, therefore add calcium carbide material safer, and probably also have a large amount of calcium carbides not react away in the large carbide-feed generator of pressure, if continue to add calcium carbide material to the large carbide-feed generator of pressure, cannot judge and can produce how many acetylene gass, if meeting automatic evacuation acetylene gas after Acetylene Gas Holder excessive height, there is potential safety hazard.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (5)
1. a feeding device for carbide-feed generator, is characterized in that: comprise charging hopper, upper reinforced hopper, lower reinforced hopper, nitrogen blanketing valve, nitrogen discharging tube, upper charging valve, lower charging valve and oscillating feeder,
The opening for feed of described charging hopper is positioned at the top of described charging hopper, and the discharge port of described charging hopper is positioned at the bottom of described charging hopper,
The opening for feed of described reinforced hopper is positioned at the top of described reinforced hopper, and the discharge port of described reinforced hopper is positioned at the bottom of described reinforced hopper,
The opening for feed of described lower reinforced hopper is positioned at the top of described lower reinforced hopper, and the discharge port of described lower reinforced hopper is positioned at the bottom of described lower reinforced hopper;
The opening for feed of described charging hopper is used for adding outside calcium carbide material,
The discharge port of described charging hopper is connected with the opening for feed of described reinforced hopper by described upper charging valve,
Described nitrogen blanketing valve is connected with described reinforced hopper, and for being filled with nitrogen to described reinforced hopper, described nitrogen blanketing valve is provided with nitrogen fill valve,
Described nitrogen discharging tube is connected with described reinforced hopper, and for the nitrogen in described reinforced hopper is discharged, described nitrogen discharging tube is provided with denitrogen valve,
The discharge port of described reinforced hopper is connected with the opening for feed of described lower reinforced hopper by described lower charging valve,
The discharge port of described lower reinforced hopper is connected with the opening for feed of described oscillating feeder,
The discharge port of described oscillating feeder is connected with the opening for feed of described carbide-feed generator, for the calcium carbide material in described oscillating feeder is added to described carbide-feed generator.
2. the feeding device of carbide-feed generator according to claim 1, it is characterized in that: described charging hopper is provided with charging hopper material-level detecting device, described reinforced hopper is provided with reinforced hopper material-level detecting device, and described lower reinforced hopper is provided with lower reinforced hopper material-level detecting device.
3. the feeding device of carbide-feed generator according to claim 1 and 2, it is characterized in that: described charging hopper is provided with for beaing the charging hopper of described charging hopper and strikes glassware, described reinforced hopper is provided with for beaing the upper reinforced hopper of described reinforced hopper and strikes glassware, and described lower reinforced hopper is provided with for beaing the lower reinforced hopper of described lower reinforced hopper and strikes glassware.
4. the feeding device of carbide-feed generator according to claim 3, it is characterized in that: the beating point that described charging hopper strikes glassware is positioned at the bottom of described charging hopper, the beating point that described reinforced hopper strikes glassware is positioned at the bottom of described reinforced hopper, and the beating point that described lower reinforced hopper strikes glassware is positioned at the bottom of described lower reinforced hopper.
5. the charging system of a carbide-feed generator, it is characterized in that: the feeding device that comprises a plurality of carbide-feed generators as described in as arbitrary in claim 1 to 4, described in each, the discharge port of the described oscillating feeder of the feeding device of carbide-feed generator is respectively connected with the opening for feed of a carbide-feed generator, and the quantity of described carbide-feed generator equates with the quantity of the feeding device of described carbide-feed generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320486662.5U CN203393113U (en) | 2013-08-07 | 2013-08-07 | Feeding device and system of acetylene generator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320486662.5U CN203393113U (en) | 2013-08-07 | 2013-08-07 | Feeding device and system of acetylene generator |
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| CN203393113U true CN203393113U (en) | 2014-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320486662.5U Expired - Fee Related CN203393113U (en) | 2013-08-07 | 2013-08-07 | Feeding device and system of acetylene generator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103387850A (en) * | 2013-08-07 | 2013-11-13 | 内蒙古君正化工有限责任公司 | Feeding device and system for acetylene generator and operating method of feeding device |
| CN109634246A (en) * | 2019-01-22 | 2019-04-16 | 德州实华化工有限公司 | A kind of production technology replacing manual operation acetylene generator with DCS program |
-
2013
- 2013-08-07 CN CN201320486662.5U patent/CN203393113U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103387850A (en) * | 2013-08-07 | 2013-11-13 | 内蒙古君正化工有限责任公司 | Feeding device and system for acetylene generator and operating method of feeding device |
| CN103387850B (en) * | 2013-08-07 | 2015-08-26 | 内蒙古君正化工有限责任公司 | A kind of feeding device of carbide-feed generator, system and working method thereof |
| CN109634246A (en) * | 2019-01-22 | 2019-04-16 | 德州实华化工有限公司 | A kind of production technology replacing manual operation acetylene generator with DCS program |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ORDOS JUNZHENG ENERGY CHEMICAL CO., LTD. Effective date: 20140730 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140730 Address after: 016000 Wuda Industrial Park, the Inner Mongolia Autonomous Region, Wuhai Patentee after: Inner Mongolia Junzheng Chemical Co., Ltd. Patentee after: ORDOS JUNZHENG ENERGY CHEMICAL CO., LTD. Address before: 016000 Wuda Industrial Park, the Inner Mongolia Autonomous Region, Wuhai Patentee before: Inner Mongolia Junzheng Chemical Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140115 Termination date: 20180807 |