CN112139464A - Alarm system of continuous casting flame cutting machine and control method thereof - Google Patents
Alarm system of continuous casting flame cutting machine and control method thereof Download PDFInfo
- Publication number
- CN112139464A CN112139464A CN202010874045.7A CN202010874045A CN112139464A CN 112139464 A CN112139464 A CN 112139464A CN 202010874045 A CN202010874045 A CN 202010874045A CN 112139464 A CN112139464 A CN 112139464A
- Authority
- CN
- China
- Prior art keywords
- alarm
- cutting
- cutting machine
- continuous casting
- cutting platform
- 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.)
- Granted
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/12—Accessories for subsequent treating or working cast stock in situ
- B22D11/126—Accessories for subsequent treating or working cast stock in situ for cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/16—Controlling or regulating processes or operations
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Auxiliary Devices For Machine Tools (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The invention discloses an alarm system of a continuous casting flame cutting machine and a control method thereof, wherein the alarm system of the continuous casting flame cutting machine comprises: the cutting platform is provided with a plurality of cutting machine bodies for cutting casting blanks, and the cutting platform is provided with a maintenance channel communicated with the inside and the outside of the cutting platform; the safety door is arranged in the maintenance passage and used for opening or closing the maintenance passage; the control chamber is electrically connected with the cutting platform and used for controlling the cutting machine body to act; the alarm is arranged on the cutting platform and/or the control room, is electrically connected with the safety door and is used for sending alarm information to the control room when the maintenance channel is opened. According to the invention, through the arrangement of the alarm, the safety door and the control room, when a worker maintains the cutting platform, alarm information can be sent to the control room in time, so that the life threat of the maintenance worker caused by the operation of the cutting machine body is effectively reduced.
Description
Technical Field
The invention belongs to the technical field of smelting equipment, and particularly relates to an alarm system of a continuous casting flame cutting machine and a control method thereof.
Background
In the process of casting blank processing, a flame cutting machine is generally adopted to cut the casting blank to a fixed length, the flame cutting machine comprises a working platform and a plurality of cutting machine bodies arranged on the working platform, and the temperature of the casting blank at the cutting machine is higher.
Because the whole volume of flame cutting machine is great, consequently, when operating personnel control cutting machine action, be difficult to observe and judge whether have personnel on the cutting machine to maintain or maintain the cutting machine body, if directly open the cutting machine and cut, then can bring great life threat for the personnel that are maintaining.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the alarm system of the continuous casting flame cutting machine, through the arrangement of the alarm, the safety door and the control room, when a worker maintains the cutting platform, alarm information can be sent to the control room in time, and the life threat to the worker who maintains and maintains due to the operation of the cutting machine body is effectively reduced.
The technical purpose of the invention is realized by the following technical scheme: a continuous casting flame cutter alarm system, comprising:
the cutting platform is provided with a plurality of cutting machine bodies for cutting casting blanks, and the cutting platform is provided with a maintenance channel communicated with the inside and the outside of the cutting platform;
the safety door is arranged on the maintenance passage and used for opening or closing the maintenance passage;
the control chamber is electrically connected with the cutting platform and used for controlling the cutting machine body to act;
the alarm is arranged on the cutting platform and/or the control room and is electrically connected with the safety door, and the alarm is used for sending alarm information to the control room when the maintenance channel is opened.
In one embodiment, the security gate includes:
the door frame is erected in the maintenance channel and provided with a limiting socket, and the limiting socket is electrically connected with the alarm;
the door body is arranged on the door frame in an openable or closable manner, and is provided with a limiting plug-in unit which is inserted into the limiting socket;
when the door body is opened, the limiting plug-in unit withdraws from the limiting socket so as to trigger the alarm.
In one embodiment, an alarm switch is connected to the limit socket of the door frame, the alarm switch is electrically connected to the alarm, and the alarm switch is a normally closed switch.
In one embodiment, the spacing insert is a resilient insert.
In one embodiment, the number of the maintenance passages is two, the cutting platform is provided with two opposite sides, the two maintenance passages are respectively arranged on the two sides of the cutting platform, and the number of the safety doors is two, and each safety door is arranged on each maintenance passage.
In one embodiment, the maintenance passage has two opposite ends, one end of the maintenance passage is communicated with the cutting platform, and the other end of the maintenance passage is communicated with the safety door.
In one embodiment, the alarm is arranged in the control chamber and comprises a buzzer.
In one embodiment, the alarm comprises a warning lamp, the control room is provided with a viewing port, and light emitted by the warning lamp is emitted into the control room through the viewing port.
In one embodiment, the warning light is arranged on the side edge of the cutting platform.
The invention also provides a control method of the continuous casting flame cutting machine alarm system, which adopts the continuous casting flame cutting machine alarm system, and the continuous casting flame cutting machine alarm system comprises the following steps:
the cutting platform is provided with a plurality of cutting machine bodies for cutting casting blanks, and the cutting platform is provided with a maintenance channel communicated with the inside and the outside of the cutting platform;
the safety door is arranged on the maintenance passage and used for opening or closing the maintenance passage;
the control chamber is electrically connected with the cutting platform and used for controlling the cutting machine body to act;
the alarm is arranged on the cutting platform and/or the control room, is electrically connected with the safety door and is used for sending alarm information to the control room when the maintenance channel is opened;
the method comprises the following steps:
receiving real-time information sent by a security door end;
judging whether the real-time information is alarm information or not according to the real-time information;
if the alarm information is available, a stop instruction for stopping operation is sent to the cutting platform end;
if the alarm information is not the alarm information, a cutting instruction for starting operation is sent to the cutting platform end.
In conclusion, the invention has the following beneficial effects:
according to the invention, through the arrangement of the alarm, the safety door and the control room, when the safety door is used for opening the maintenance channel, the alarm sends alarm information to the control room, so that when a person enters the cutting platform through the maintenance channel and maintains the cutting machine body of the cutting platform, the alarm can timely send the alarm information to the control room, and a worker in the control room can timely know that the cutting machine body is timely controlled to stop running or does not control the cutting machine body to act, so that the life threat brought to the maintenance and maintenance worker by the operation of the cutting machine body is effectively reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic diagram of the overall structure of the alarm system of the continuous casting flame cutting machine of the invention;
FIG. 2 is a schematic view of the alarm system of the continuous casting torch cutting machine of FIG. 1 in a top down view;
FIG. 3 is a schematic side view structural diagram of the alarm system of the continuous casting flame cutting machine of the invention;
figure 4 is a schematic view of the safety door of figure 3 according to the present invention;
FIG. 5 is a schematic circuit diagram of an embodiment of an alarm system of a continuous casting flame cutting machine according to the invention;
FIG. 6 is a schematic circuit diagram of a continuous casting flame cutting machine alarm system according to another embodiment of the invention.
In the figure: 1000. an alarm system of the continuous casting flame cutting machine; 100. cutting the platform; 110. a cutter body; 120. maintaining the channel; 200. a safety door; 210. a door frame; 220. a door body; 221. a limiting plug-in; 222. an alarm switch; 300. a control room; 310. a viewing port; 400. an alarm; 410. a buzzer; 420. a warning light; 500. a power source.
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.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides an alarm system 1000 of a continuous casting flame cutting machine, which can send alarm information when a cutting platform 100 enters personnel for maintenance work so as to warn the personnel controlling the cutting platform 100, ensure the life safety of the maintenance personnel, and simultaneously can timely inform the personnel controlling the cutting platform 100 that the cutting machine is in a maintenance state.
The technical purpose of the invention is realized by the following technical scheme: a continuous casting flame cutter alarm system 1000, comprising:
the cutting platform 100 is provided with a plurality of cutting machine bodies 110 for cutting casting blanks, and the cutting platform 100 is provided with a maintenance channel 120 which is communicated with the inside and the outside of the cutting platform 100;
the safety door 200 is arranged on the maintenance passage 120 and used for opening or closing the maintenance passage 120;
the control chamber 300 is electrically connected to the cutting platform 100, and is used for controlling the action of the cutter body 110;
the alarm 400 is arranged on the cutting platform 100 and/or the control room 300, is electrically connected with the safety door 200, and is used for sending alarm information to the control room 300 when the maintenance channel 120 is opened.
Specifically, the cutting platform 100 is substantially rectangular and has two opposite sides, a plurality of cutter bodies 110 are mounted on one side of the cutting platform 100, and the cutter bodies 110 are sequentially arranged along the side of the cutting platform 100.
A passageway is formed at the side where the plurality of cutting machine bodies 110 are located, the passageway is arranged along the arrangement direction of the plurality of cutting machine bodies 110, and the provision of the passageway allows a worker to inspect and maintain each cutting machine body 110 through the passageway.
The cutting platform 100 is further provided with a maintenance channel 120, and the maintenance channel 120 is communicated with the passageway, so that a worker can enter the cutting platform 100 from the outer side of the cutting platform 100 through the maintenance channel 120 and the passageway to perform inspection and maintenance. Due to the high level of the cutting platform 100, the service aisle 120 is in particular an up-stairs for the walking of the staff.
The safety door 200 can open or close the maintenance passage 120 by opening or closing the door, the safety door 200 is electrically connected with the alarm 400, when the safety door 200 is opened, the alarm 400 is triggered to alarm, the alarm form can be various, the alarm form can be a form of irradiating through the warning lamp 420, or the alarm form can be a form of alarming through the buzzer 410, or the irradiation form of the warning lamp 420 and the alarm form of the buzzer 410 are combined.
When alarm 400 reported to the police, it sent alarm information to control room 300 to the staff in the warning control room 300 stops the operation, specifically, control room 300 is connected with cutting platform 100 electricity, has the control of control cutting machine body 110 moving controller, and the staff carries out actions such as cutting, stop cutting with control cutting machine body 110 through controlling the controller.
In this embodiment, through alarm 400, emergency exit 200, the setting of control room 300, when using emergency exit 200 to open maintenance passageway 120, alarm 400 sends alarm information to control room 300, so that when someone gets into cutting platform 100 through maintenance passageway 120, maintain cutting platform 100's cutting machine body 110, during the maintenance, alarm 400 can be timely sends alarm information to control room 300, the staff of control room 300 can in time learn, in time control cutting machine body 110 stall, or, do not control cutting machine body 110 and move, reduce effectively because the operation of cutting machine body 110 brings the life threat to the staff of maintenance, maintenance.
Hereinafter, the specific structure of the safety door 200 and the alarm 400 and the specific form of connection therebetween will be described in detail.
In this embodiment, the safety door 200 includes:
the door frame 210 is erected in the maintenance channel 120, the door frame 210 is provided with a limiting socket, and the limiting socket is electrically connected to the alarm 400;
the door body 220 is arranged on the door frame 210 in an openable or closable manner, the door body 220 is provided with a limiting plug-in 221, and the limiting plug-in 221 is inserted into the limiting plug-in;
when the door body 220 is opened, the limiting plug-in 221 exits the limiting socket to trigger the alarm 400.
Specifically, the door frame 210 is assumed to be located above the step ladder, the door body 220 is rotatably connected to the door frame 210, the door body 220 has a first side and a second side which are oppositely arranged, the door frame 210 also has a third side and a fourth side which are oppositely arranged, the first side is opposite to the third side, and the second side is opposite to the fourth side.
The first side is hinged to the third side, so that the door 220 is rotatably mounted on the door frame 210.
The limiting insertion hole is formed in the fourth side edge of the door frame 210, and the limiting insertion piece 221 is installed on the second side edge of the door body 220, so that the limiting insertion piece 221 is opposite to the limiting insertion hole, and the limiting insertion piece 221 can be conveniently inserted into the limiting insertion hole, wherein the limiting insertion piece 221 can be an elastic insertion piece, and a spring is arranged in the elastic insertion piece, so that the limiting insertion piece 221 is ejected towards the limiting insertion hole and then inserted into the limiting insertion hole; or a pushing plug-in unit, and the limiting plug-in unit 221 is manually inserted into the limiting socket.
It can be understood that, when door body 220 was closed, spacing plug-in components 221 were inserted and are located spacing socket, owing to rotate with spacing plug-in components 221 of restriction follow door body 220 through spacing socket to restriction door body 220 rotates under the closed condition, at this moment, door body 220 is in spacing state, and when needs are opened emergency exit 200, needs are manual to withdraw from spacing plug-in components 221 spacing socket, so that door body 220 is under the free state, rotates door body 220, in order to open door body 220.
An alarm switch 222 is connected to the limit socket of the door frame 210, the alarm switch 222 is a normally closed switch, it should be noted that when the limit plug-in 221 is inserted into the limit socket, the alarm switch 222 is closed, when the limit plug-in 221 exits from the limit socket, the alarm switch 222 is open, the alarm switch 222 is connected to the alarm 400, that is, when the limit plug-in 221 exits from the limit socket, the alarm 400 is triggered to alarm.
Through emergency exit 200 and alarm 400's the set mode, alarm 400 triggers through normally closed switch, and the spacing plug-in 221 when the door body 220 withdraws from the spacing socket of door frame 210, triggers immediately, has guaranteed the promptness of reporting to the police, and simultaneously, this kind of set mode has simple structure: the alarm switch 222 connected with the alarm 400 is controlled by the limit plug-in 221 and the limit socket, and the operation is convenient: the limit plug-in 221 exits the limit socket to trigger the alarm 400 to alarm.
Further, for convenience of maintenance, the maintenance passage 120 may be provided with a plurality of passages, two passages, three passages, four passages, or even more passages, so that the worker can conveniently select a path closer to the path to reach the cutting platform 100.
Hereinafter, the maintenance passage 120 is described as being provided with two pieces.
In this embodiment, in order to ensure that two safety doors 200 can trigger the alarm 400 to alarm, the alarm switches 222 respectively connected to the two safety doors 200 are connected to a power supply 500 in a duplex switch connection manner, please refer to fig. 5 in combination, that is, when both the two safety doors 200 are in a closed state, the alarm 400 does not trigger the alarm, and when one safety door 200 is in an open state, the alarm 400 triggers the alarm.
In order to further ensure the timeliness of the alarm, the position of the safety door 200 arranged on the maintenance passage 120 is limited.
The service passage 120 has two opposite ends, one end of which is connected to the cutting platform 100 and the other end of which is connected to the safety door 200.
With such an arrangement, after the worker opens the safety door 200, the worker has a certain walking distance of the maintenance passage 120 before reaching the cutting platform 100, so that the worker in the control room 300 can have sufficient response time, and can timely control the cutting machine body 110 to stop working, or inform the relevant worker not to control the cutting machine body 110 to work in advance.
In the alarm 400 of the present invention, there are different arrangements, and hereinafter, several arrangements of the alarm 400 will be described,
in one arrangement, the alarm 400 is disposed in the control room 300, and the alarm 400 includes a buzzer 410.
When the buzzer 410 gives an alarm, it may sound "beep", or it may sound a pre-recorded "someone is on the flame cutting machine, please pay attention to safety" prompt, etc., to inform the operator in the control room 300 more clearly.
Referring to fig. 5, in another arrangement, the alarm 400 is disposed at a side of the cutting platform 100, the alarm 400 includes a warning light 420, the control room 300 is provided with a viewing port 310, and light emitted from the warning light 420 is emitted into the control room 300 through the viewing port 310.
The light emitted from the warning light 420, including but not limited to the light emitted into the control room 300 through the viewing port 310, can also be illuminated within the peripheral area to warn the surrounding staff.
Referring to fig. 6, in order to ensure the comprehensiveness of the alarm, another setting manner of the alarm 400 may include a buzzer 410 and a warning light 420, which are combined to improve the comprehensiveness of the alarm.
The invention also provides a control method of the alarm system 1000 of the continuous casting flame cutting machine, the alarm system 1000 of the continuous casting flame cutting machine is adopted, and the method comprises the following steps:
receiving real-time information sent by a security door end;
judging whether the real-time information is alarm information or not according to the real-time information;
if the alarm information is available, a stop instruction for stopping operation is sent to the cutting platform end;
if the alarm information is not the alarm information, a cutting instruction for starting operation is sent to the cutting platform end.
It should be noted that, when the control room 300 receives the real-time circuit information of the safety door 200, the circuit information represents whether the alarm switch 222 is in the normally closed state, if the circuit information is in the normally closed state, that is, the circuit information is not alarm information, no worker is required to mount the cutting platform 100 for maintenance, and a cutting instruction for starting operation is sent to the end of the cutting platform 100, so that the cutting machine body 110 of the cutting platform 100 can be controlled to perform cutting operation; if the cutting machine is in the normally open state, the circuit information is alarm information, and after receiving the information, the control room 300 has a worker to mount the cutting platform 100 for maintenance, and sends a stop instruction for stopping operation to the end of the cutting platform 100, so that the cutting machine body 110 of the cutting platform 100 can be controlled to stop cutting.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (10)
1. A continuous casting flame cutter alarm system (1000), comprising:
the cutting platform (100) is provided with a plurality of cutting machine bodies (110) used for cutting casting blanks, and the cutting platform (100) is provided with a maintenance channel (120) communicated with the inside and the outside of the cutting platform (100);
the safety door (200) is arranged on the maintenance passage (120) and used for opening or closing the maintenance passage (120);
the control chamber (300), the said control chamber (300) connects electrically to the said cutting platform (100), is used for controlling the said cutting machine body (110) to move;
alarm (400), alarm (400) are located cutting platform (100) and/or control room (300), and with emergency exit (200) electricity is connected, be used for when maintenance passageway (120) are open, send alarm information extremely control room (300).
2. The continuous casting flame cutter alarm system (1000) of claim 1, wherein the safety door (200) comprises:
the door frame (210) is erected in the maintenance channel (120), the door frame (210) is provided with a limiting socket, and the limiting socket is electrically connected to the alarm (400);
the door body (220), the door body (220) is arranged on the door frame (210) in an openable or closable manner, the door body (220) is provided with a limiting plug-in (221), and the limiting plug-in (221) is inserted into the limiting plug-in;
when the door body (220) is opened, the limiting plug-in (221) exits the limiting socket to trigger the alarm (400).
3. The continuous casting flame cutting machine alarm system (1000) of claim 2, characterized in that an alarm switch (222) is connected to the limit socket of the door frame (210), the alarm switch (222) is electrically connected to the alarm (400), and the alarm switch (222) is a normally closed switch.
4. The continuous casting torch cutter alarm system (1000) of claim 3, wherein the stop insert (221) is a resilient insert.
5. The continuous casting flame cutting machine alarm system (1000) according to claim 1, wherein two maintenance passages (120) are provided, the cutting platform (100) has two opposite sides, the two maintenance passages (120) are respectively provided on the two sides of the cutting platform (100), two safety gates (200) are provided, and each safety gate (200) is provided on each maintenance passage (120).
6. The continuous casting torch cutting machine alarm system (1000) of claim 5, wherein the service aisle (120) has two opposite ends, one end of which is connected to the cutting platform (100) and the other end of which is connected to the safety door (200).
7. The continuous casting torch cutting machine alarm system (1000) of claim 1, wherein the alarm (400) is provided in the control room (300), the alarm (400) comprising a buzzer (410).
8. The alarm system (1000) of the continuous casting flame cutting machine according to claim 1, wherein the alarm (400) comprises a warning lamp (420), the control chamber (300) is provided with a viewing port (310), and light emitted by the warning lamp (420) is emitted into the control chamber (300) through the viewing port (310).
9. The continuous casting torch cutting machine alarm system (1000) of claim 8, wherein the warning light (420) is provided at a side of the cutting platform (100).
10. A control method of a continuous casting flame cutter alarm system (1000), characterized in that the continuous casting flame cutter alarm system (1000) of any one of claims 1 to 9 is used, the method comprising:
receiving real-time information sent by a security door end;
judging whether the real-time information is alarm information or not according to the real-time information;
if the alarm information is available, a stop instruction for stopping operation is sent to the cutting platform end;
if the alarm information is not the alarm information, a cutting instruction for starting operation is sent to the cutting platform end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010874045.7A CN112139464B (en) | 2020-08-26 | 2020-08-26 | Alarm system of continuous casting flame cutting machine and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010874045.7A CN112139464B (en) | 2020-08-26 | 2020-08-26 | Alarm system of continuous casting flame cutting machine and control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112139464A true CN112139464A (en) | 2020-12-29 |
| CN112139464B CN112139464B (en) | 2022-10-14 |
Family
ID=73887624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010874045.7A Active CN112139464B (en) | 2020-08-26 | 2020-08-26 | Alarm system of continuous casting flame cutting machine and control method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112139464B (en) |
Citations (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4845471A (en) * | 1987-09-22 | 1989-07-04 | Chu Kans C | Door lock |
| JPH07148810A (en) * | 1993-12-01 | 1995-06-13 | Toyo Mach & Metal Co Ltd | Safety door device of molding machine |
| KR20030080504A (en) * | 2002-04-09 | 2003-10-17 | (주)동광알파 | Door lock apparatus with aram of invasion and method thereof |
| EP1367314A2 (en) * | 2002-05-31 | 2003-12-03 | Leuze lumiflex GmbH + Co. KG | Device for monitoring the operating range of working means |
| US20040029663A1 (en) * | 2000-10-24 | 2004-02-12 | Petteri Venetjoki | Reelable safety device |
| KR20110000116A (en) * | 2009-06-26 | 2011-01-03 | 현대제철 주식회사 | Method for monitoring touch cutting machine in continuous casting line |
| CN202771231U (en) * | 2012-07-29 | 2013-03-06 | 西安众智惠泽光电科技有限公司 | Continuous cast product flame cutting automatic control system based on on-site bus |
| CN203418239U (en) * | 2013-07-31 | 2014-02-05 | 武汉高能激光设备制造有限公司 | Metal laser cutter |
| CN204278270U (en) * | 2014-11-19 | 2015-04-22 | 中国电子科技集团公司第四十八研究所 | A kind of multi-line cutting machine long distance control system |
| CN204300673U (en) * | 2014-11-28 | 2015-04-29 | 浙江吉利控股集团有限公司 | The safety device of the ladder of hydraulic press power-on serving |
| CN105064884A (en) * | 2015-08-04 | 2015-11-18 | 国网上海市电力公司 | Safety door used in electric power construction engineering |
| CN205880955U (en) * | 2016-06-30 | 2017-01-11 | 广州市番禺科腾工业有限公司 | Intelligent security protector |
| CN206230158U (en) * | 2016-12-08 | 2017-06-09 | 济南新天科技有限公司 | Precise laser cutting machine |
| CN207052067U (en) * | 2017-07-27 | 2018-02-27 | 中兴时代建设工程（北京）有限公司 | Warning device for safety door |
| CN108756570A (en) * | 2018-05-28 | 2018-11-06 | 河南华洋发动机制造有限公司 | The safe controlling device for doors in automatic assembly line processing district |
| CN208408919U (en) * | 2018-05-21 | 2019-01-22 | 安徽汉超智能装备科技有限公司 | A kind of single table surface optical-fiber laser cutting machine based on PLC control system |
| CN109261776A (en) * | 2018-10-17 | 2019-01-25 | 广州数控设备有限公司 | A kind of multistation flexibility press work station |
| EP3502539A1 (en) * | 2017-12-22 | 2019-06-26 | ELESTA GmbH | Safety device and method for operating a safety device |
| CN209182970U (en) * | 2018-12-07 | 2019-07-30 | 河南省淅川县有色金属压延有限公司 | Tension straingtening production line water supply security inspection platform |
| CN209550905U (en) * | 2018-12-27 | 2019-10-29 | 武汉万力威数控科技有限公司 | A kind of laser cutting machine with side maintenance door |
| CN210818035U (en) * | 2019-10-28 | 2020-06-23 | 陕西得龙金属加工制品有限公司 | Laser cutting machine protector |
| CN211135859U (en) * | 2019-09-20 | 2020-07-31 | 广州数控设备有限公司 | Flame cutting robot workstation |
-
2020
- 2020-08-26 CN CN202010874045.7A patent/CN112139464B/en active Active
Patent Citations (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4845471A (en) * | 1987-09-22 | 1989-07-04 | Chu Kans C | Door lock |
| JPH07148810A (en) * | 1993-12-01 | 1995-06-13 | Toyo Mach & Metal Co Ltd | Safety door device of molding machine |
| US20040029663A1 (en) * | 2000-10-24 | 2004-02-12 | Petteri Venetjoki | Reelable safety device |
| KR20030080504A (en) * | 2002-04-09 | 2003-10-17 | (주)동광알파 | Door lock apparatus with aram of invasion and method thereof |
| EP1367314A2 (en) * | 2002-05-31 | 2003-12-03 | Leuze lumiflex GmbH + Co. KG | Device for monitoring the operating range of working means |
| KR20110000116A (en) * | 2009-06-26 | 2011-01-03 | 현대제철 주식회사 | Method for monitoring touch cutting machine in continuous casting line |
| CN202771231U (en) * | 2012-07-29 | 2013-03-06 | 西安众智惠泽光电科技有限公司 | Continuous cast product flame cutting automatic control system based on on-site bus |
| CN203418239U (en) * | 2013-07-31 | 2014-02-05 | 武汉高能激光设备制造有限公司 | Metal laser cutter |
| CN204278270U (en) * | 2014-11-19 | 2015-04-22 | 中国电子科技集团公司第四十八研究所 | A kind of multi-line cutting machine long distance control system |
| CN204300673U (en) * | 2014-11-28 | 2015-04-29 | 浙江吉利控股集团有限公司 | The safety device of the ladder of hydraulic press power-on serving |
| CN105064884A (en) * | 2015-08-04 | 2015-11-18 | 国网上海市电力公司 | Safety door used in electric power construction engineering |
| CN205880955U (en) * | 2016-06-30 | 2017-01-11 | 广州市番禺科腾工业有限公司 | Intelligent security protector |
| CN206230158U (en) * | 2016-12-08 | 2017-06-09 | 济南新天科技有限公司 | Precise laser cutting machine |
| CN207052067U (en) * | 2017-07-27 | 2018-02-27 | 中兴时代建设工程（北京）有限公司 | Warning device for safety door |
| EP3502539A1 (en) * | 2017-12-22 | 2019-06-26 | ELESTA GmbH | Safety device and method for operating a safety device |
| CN208408919U (en) * | 2018-05-21 | 2019-01-22 | 安徽汉超智能装备科技有限公司 | A kind of single table surface optical-fiber laser cutting machine based on PLC control system |
| CN108756570A (en) * | 2018-05-28 | 2018-11-06 | 河南华洋发动机制造有限公司 | The safe controlling device for doors in automatic assembly line processing district |
| CN109261776A (en) * | 2018-10-17 | 2019-01-25 | 广州数控设备有限公司 | A kind of multistation flexibility press work station |
| CN209182970U (en) * | 2018-12-07 | 2019-07-30 | 河南省淅川县有色金属压延有限公司 | Tension straingtening production line water supply security inspection platform |
| CN209550905U (en) * | 2018-12-27 | 2019-10-29 | 武汉万力威数控科技有限公司 | A kind of laser cutting machine with side maintenance door |
| CN211135859U (en) * | 2019-09-20 | 2020-07-31 | 广州数控设备有限公司 | Flame cutting robot workstation |
| CN210818035U (en) * | 2019-10-28 | 2020-06-23 | 陕西得龙金属加工制品有限公司 | Laser cutting machine protector |
Non-Patent Citations (1)
| Title |
|---|
| 周宝誉: "数控设备的安全使用及维护", 《安全生产与监督》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112139464B (en) | 2022-10-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107863708A (en) | A kind of dust-proof radiating electric power cabinet with fire-extinguishing function concurrently | |
| RU2357776C2 (en) | Train fire extinguishing system | |
| CN107481472B (en) | Security and protection and fire protection linkage control method | |
| CN105383525B (en) | A kind of control system of automatic Pilot train and platform | |
| EP3885007B1 (en) | Fire detection and fire fighting apparatus for electrical installations | |
| CN110607972A (en) | Fire-fighting smoke exhaust device and fire-fighting smoke exhaust method | |
| CN112139464B (en) | Alarm system of continuous casting flame cutting machine and control method thereof | |
| CN104123806A (en) | Normally-open fire door monitoring system with voice guide and prompt function and monitoring method of normally-open fire door monitoring system | |
| CN206095442U (en) | Switching station temperature monitoring device | |
| CN213775130U (en) | Prevent fire door monitoring module device | |
| CN108756669A (en) | A kind of fire resistant doorsets of achievable early warning | |
| CN105484604B (en) | Hangar front door control system and method | |
| CN112202073B (en) | Indoor safety power distribution cabinet group | |
| CN113546354A (en) | System and method for detecting fire and triggering fire extinguishment of gantry crane | |
| CN208623166U (en) | One plants case becomes | |
| CN209539160U (en) | Subway Tunnel service channel fire resistant doorsets failure warning device and use monitoring system | |
| CN214062778U (en) | Fire door with alarm function | |
| CN220253801U (en) | Indoor box with security protection function | |
| CN215136227U (en) | Intelligent fire extinguishing system for supply vehicle | |
| CN214539490U (en) | SF6 gas leakage on-line monitoring alarm device | |
| CN114744495B (en) | Intelligent electrical fire monitoring method and device based on full information | |
| CN220276161U (en) | Emergency fire extinguishing mechanism of industrial control cabinet | |
| CN217655560U (en) | Emergency evacuation entrance guard coordinated control and early warning system | |
| CN208605092U (en) | A kind of fire resistant doorsets of achievable early warning | |
| CN213751313U (en) | Intelligent fire control system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |