CN113920687A - Safety early warning device and system for calcium carbide production - Google Patents
Safety early warning device and system for calcium carbide production Download PDFInfo
- Publication number
- CN113920687A CN113920687A CN202111268227.0A CN202111268227A CN113920687A CN 113920687 A CN113920687 A CN 113920687A CN 202111268227 A CN202111268227 A CN 202111268227A CN 113920687 A CN113920687 A CN 113920687A
- Authority
- CN
- China
- Prior art keywords
- early warning
- time relay
- calcium carbide
- carbide production
- warning device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000005997 Calcium carbide Substances 0.000 title claims abstract description 25
- CLZWAWBPWVRRGI-UHFFFAOYSA-N tert-butyl 2-[2-[2-[2-[bis[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]amino]-5-bromophenoxy]ethoxy]-4-methyl-n-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]anilino]acetate Chemical compound CC1=CC=C(N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)C(OCCOC=2C(=CC=C(Br)C=2)N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)=C1 CLZWAWBPWVRRGI-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013064 chemical raw material Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- QFXZANXYUCUTQH-UHFFFAOYSA-N ethynol Chemical group OC#C QFXZANXYUCUTQH-UHFFFAOYSA-N 0.000 description 1
- 150000002484 inorganic compounds Chemical group 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/90—Carbides
- C01B32/914—Carbides of single elements
- C01B32/942—Calcium carbide
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H89/00—Combinations of two or more different basic types of electric switches, relays, selectors and emergency protective devices, not covered by any single one of the other main groups of this subclass
Abstract
The invention discloses a safety early warning device and system for calcium carbide production. The safety early warning device and system for calcium carbide production solve the problem that a safety early warning device is not arranged in an existing calcium carbide production line, so that a great potential safety hazard exists in the working environment of workers, and relate to the technical field of calcium carbide production safety early warning.
Description
Technical Field
The invention relates to the technical field of calcium carbide production safety early warning, in particular to a calcium carbide production safety early warning device and system.
Background
Calcium carbide is calcium carbide (CaC)2) Calcium carbide is inorganic compound, white crystal, industrial product is gray black block with purple or gray section, and reacts violently with water to produce acetylene (C)2H2) And the calcium carbide is an important basic chemical raw material, is mainly used for generating acetylene gas and is also used for organic synthesis and oxyacetylene welding.
The existing calcium carbide production line is large in scale, the electric equipment is usually required to be maintained and simply maintained when the electric equipment is required to be started, and a large potential safety hazard exists due to the fact that an early warning device is not arranged when a worker starts a main switch of a switch.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a safety early warning device and a safety early warning system for calcium carbide production, which solve the problem that the working environment of workers has great potential safety hazards because the conventional calcium carbide production line is not provided with a safety early warning device.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a carbide production safety precaution device and system, includes the early warning unit, the early warning unit includes emergency switch, starting switch, auxiliary relay, time relay, ac contactor and pilot lamp.
Preferably, the emergency switch is electrically connected with an external power supply through a live wire.
Preferably, emergency switch, starting switch, auxiliary relay, time relay, ac contactor and alarm lamp all pass through live wire electric connection in proper order.
Preferably, the time relay is electrically connected with the alarm lamp through a live wire.
Preferably, zero lines are sequentially connected among the intermediate relay, the time relay, the alternating current contactor and the alarm lamp.
Preferably, the front part of the upper end surface of the time relay is provided with a central control screen, the rear part of the upper end surface of the time relay is provided with a display screen, and the upper end surface of the time relay is provided with adjusting buttons on the front side and the rear side of the display screen.
Preferably, a buzzer is arranged on the upper end face of the indicator lamp.
Preferably, the ac contactor is electrically connected to an external electrical device through a live wire.
Advantageous effects
The invention provides a safety early warning device and system for calcium carbide production. The method has the following beneficial effects:
(1) the safety early warning device and the system for calcium carbide production are characterized in that when factory equipment needs to operate, a user connects an external power supply through an emergency switch, then presses a starting switch to enable alternating current to enter an intermediate relay through the emergency switch and the starting switch, and transmits the alternating current to a time relay through a fire wire, the time relay is communicated with a warning lamp connecting contact at the moment, the time relay is disconnected with an alternating current contactor connecting contact, the current of the time relay is transmitted to an indicator lamp through the fire wire and matched with a buzzer to give a warning, so that the warning maintainer is warned that the electric equipment is about to be electrified and started, the time relay is disconnected with the warning lamp connecting contact after the time relay is started to a preset time, the time relay is communicated with the alternating current contactor connecting contact, a warning lamp is turned off, the alternating current of the time relay is transmitted to the alternating current contactor, and the electric equipment is powered at the moment, through the setting of whole device, the user of service can give the workman the certain time early warning when starting electrical equipment, has guaranteed operational environment's safety.
(2) This carbide production safety precaution device and system through being provided with well accuse screen, and the user of service can audio-visually see the time that time relay set up, has made things convenient for the change to timing time, and through the setting of adjustment button and display screen, the user of service can the time of timing on the adjustment time relay.
Drawings
FIG. 1 is a schematic diagram of a wiring structure of the early warning unit of the present invention;
fig. 2 is a circuit diagram of the early warning unit of the present invention.
In the figure: 1. an emergency switch; 2. starting a switch; 3. an intermediate relay; 4. a time relay; 41. a central control screen; 42. a display screen; 43. an adjustment button; 5. an AC contactor; 6. an indicator light; 61. a buzzer.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution:
a safety early warning device and a system for calcium carbide production comprise an early warning unit, wherein the early warning unit comprises an emergency switch 1, a starting switch 2, an intermediate relay 3, a time relay 4, an alternating current contactor 5 and an indicator lamp 6, the emergency switch 1 is electrically connected with an external power supply through a live wire, the emergency switch 1, the starting switch 2, the intermediate relay 3, the time relay 4, the alternating current contactor 5 and the alarm lamp 6 are sequentially and electrically connected through the live wire, the time relay 4 is electrically connected with the alarm lamp 6 through the live wire, the intermediate relay 3, the time relay 4, a zero line is sequentially connected between the alternating current contactor 5 and the alarm lamp 6, a central control screen 41 is arranged in front of the upper end face of the time relay 4, a display screen 42 is arranged at the rear part of the upper end face of the time relay 4, and adjusting buttons 43 are arranged on the front side and the rear side of the upper end face of the time relay 4 and on the front side and rear side of the display screen 42, the up end of the indicator light 6 is provided with a buzzer 61, and the alternating current contactor 5 is electrically connected with external electrical equipment through a live wire. When the factory equipment needs to operate, after a user is connected with an external power supply through an emergency switch 1, alternating current enters an intermediate relay 3 through the emergency switch 1 and a starting switch 2 by pressing the starting switch 2, the alternating current is transmitted to a time relay 4 through a fire wire, the time relay 4 is communicated with a connecting contact of an alarm lamp 6 at the moment, the time relay 4 is disconnected with a connecting contact of an alternating current contactor 5, the current of the time relay 4 is transmitted to an indicator lamp 6 through a fire wire and is matched with a buzzer 61 to give an alarm, the warning maintainer is about to be electrified and started, the time relay 4 is disconnected with the connecting contact of the alarm lamp 6 after the time relay 4 is started to a preset time, the time relay 4 is communicated with the connecting contact of the alternating current contactor 5, the alarm lamp 6 is turned off, the alternating current of the time relay 4 is transmitted to the alternating current contactor 5, and the electrical equipment is powered at the moment, through the setting of whole device, the user of service can give workman's certain time early warning when starting electrical equipment, has guaranteed operational environment's safety, and through being provided with well accuse screen 41, user of service can audio-visually see the time that time relay 4 set up, has made things convenient for the change to timing time, and through adjustment button 43 and display screen 42's setting, user of service can adjust the time of timing on the time relay 4.
When the factory equipment needs to operate, after a user is connected with an external power supply through an emergency switch 1, alternating current enters an intermediate relay 3 through the emergency switch 1 and a starting switch 2 by pressing the starting switch 2, the alternating current is transmitted to a time relay 4 through a fire wire, the time relay 4 is communicated with a connecting contact of an alarm lamp 6 at the moment, the time relay 4 is disconnected with a connecting contact of an alternating current contactor 5, the current of the time relay 4 is transmitted to an indicator lamp 6 through a fire wire and is matched with a buzzer 61 to give an alarm, the warning maintainer is about to be electrified and started, the time relay 4 is disconnected with the connecting contact of the alarm lamp 6 after the time relay 4 is started to a preset time, the time relay 4 is communicated with the connecting contact of the alternating current contactor 5, the alarm lamp 6 is turned off, the alternating current of the time relay 4 is transmitted to the alternating current contactor 5, and the electrical equipment is powered at the moment, through the setting of whole device, the user of service can give workman's certain time early warning when starting electrical equipment, has guaranteed operational environment's safety.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a carbide production safety precaution device and system, includes the early warning unit, its characterized in that: the early warning unit comprises an emergency switch (1), a starting switch (2), an intermediate relay (3), a time relay (4), an alternating current contactor (5) and an indicator lamp (6).
2. The safety early warning device and system for calcium carbide production according to claim 1 are characterized in that: the emergency switch (1) is electrically connected with an external power supply through a live wire.
3. The safety early warning device and system for calcium carbide production according to claim 1 are characterized in that: emergency switch (1), starting switch (2), auxiliary relay (3), time relay (4), ac contactor (5) and alarm lamp (6) all pass through live wire electric connection in proper order.
4. The safety early warning device and system for calcium carbide production according to claim 1 are characterized in that: the time relay (4) is electrically connected with the alarm lamp (6) through a live wire.
5. The safety early warning device and system for calcium carbide production according to claim 1 are characterized in that: zero lines are sequentially connected among the intermediate relay (3), the time relay (4), the alternating current contactor (5) and the alarm lamp (6).
6. The safety early warning device and system for calcium carbide production according to claim 1 are characterized in that: the time relay is characterized in that a central control screen (41) is arranged in front of the upper end face of the time relay (4), a display screen (42) is arranged at the rear of the upper end face of the time relay (4), and adjusting buttons (43) are arranged on the front side and the rear side of the upper end face of the time relay (4) and located on the display screen (42).
7. The safety early warning device and system for calcium carbide production according to claim 1 are characterized in that: and a buzzer (61) is arranged on the upper end surface of the indicator lamp (6).
8. The safety early warning device and system for calcium carbide production according to claim 1 are characterized in that: and the alternating current contactor (5) is electrically connected with external electrical equipment through a live wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111268227.0A CN113920687A (en) | 2021-10-29 | 2021-10-29 | Safety early warning device and system for calcium carbide production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111268227.0A CN113920687A (en) | 2021-10-29 | 2021-10-29 | Safety early warning device and system for calcium carbide production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113920687A true CN113920687A (en) | 2022-01-11 |
Family
ID=79243573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111268227.0A Pending CN113920687A (en) | 2021-10-29 | 2021-10-29 | Safety early warning device and system for calcium carbide production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113920687A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB737680A (en) * | 1952-11-27 | 1955-09-28 | Gen Electric Co Ltd | Improvements in or relating to overload relays and alternating current systems employing such relays |
| CN208209310U (en) * | 2018-05-22 | 2018-12-07 | 深圳市阿尓法智慧科技有限公司 | A kind of new lubricant the automatic control of pump electric cabinet with operating status instruction |
-
2021
- 2021-10-29 CN CN202111268227.0A patent/CN113920687A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB737680A (en) * | 1952-11-27 | 1955-09-28 | Gen Electric Co Ltd | Improvements in or relating to overload relays and alternating current systems employing such relays |
| CN208209310U (en) * | 2018-05-22 | 2018-12-07 | 深圳市阿尓法智慧科技有限公司 | A kind of new lubricant the automatic control of pump electric cabinet with operating status instruction |
Non-Patent Citations (2)
| Title |
|---|
| 《工厂常用电气设备手册》编写组: "《工厂常用电气设备手册 下册补充本 （二）》", 28 February 2003, 中国电力出版社 * |
| 张瑞得等: "基于磁力开关延时技术的设备启动预警装置研究与应用", 《山东煤炭科技》 * |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220111 |
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| RJ01 | Rejection of invention patent application after publication |