CN218120667U - Intermediate frequency furnace water route alarm system - Google Patents
Intermediate frequency furnace water route alarm system Download PDFInfo
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- CN218120667U CN218120667U CN202222441079.4U CN202222441079U CN218120667U CN 218120667 U CN218120667 U CN 218120667U CN 202222441079 U CN202222441079 U CN 202222441079U CN 218120667 U CN218120667 U CN 218120667U
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- intermediate frequency
- frequency furnace
- temperature sensor
- flow sensor
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Abstract
The utility model discloses an intermediate frequency furnace water route alarm system in the technical field of casting equipment, which comprises a control system, a flow sensor 1, a flow sensor 2, a temperature sensor 1, a temperature sensor 2 and an alarm module, when the flow and the temperature of an intermediate frequency furnace cooling system are in problem, the alarm can be sent out in time to prompt an operator, the operator can know specific fault points in time through a touch screen, and corresponding measures are taken according to the field conditions; when water leakage occurs in the intermediate frequency furnace, the system sends out a flow difference alarm, and closes the water pump station and the electric control valve in time, so as to prevent safety accidents such as explosion and the like after cooling water leakage meets molten iron; meanwhile, the system independently makes flow and temperature information into one system, can be centralized in the customized point management of an operation room, ensures the safety of a water system and has practicability.
Description
Technical Field
The utility model relates to a casting equipment technical field specifically is an intermediate frequency furnace water route alarm system.
Background
In recent years, with the rapid development of the industry in China, the technical level of equipment in the domestic casting industry is improved, and a casting manufacturer carries out molten iron melting by installing an intermediate frequency furnace, so that the using amount of the intermediate frequency furnace is large. The intermediate frequency furnace cooling system who uses in the past is flow of taking digital value switch in the aspect of flow and temperature acquisition, temperature switch, real-time present numerical value of demonstration on the touch-sensitive screen can not be realized, real time monitoring can not be accomplished, CN201820065920.5 for example again discloses an intermediate frequency furnace equipment safety control system, including the intermediate frequency furnace body, the dust removal subassembly, the bearing platform, the changer, microprocessor and relay, one side of intermediate frequency furnace body is provided with the cooling water entry, the bottom of intermediate frequency furnace body is provided with a plurality of support frames, the dust removal subassembly passes through the support to be fixed in the top of intermediate frequency furnace body, the top of bearing platform is provided with the liquid storage pot. Through setting up level sensor, the changer, microprocessor, the relay, the pump body and bearing platform, can make the accurate maintenance of the inside cooling water level of liquid storage tank be the default, when making the intermediate frequency furnace have a power failure or other trouble, still can cool off it through the outlet pipe, thereby avoided the intermediate frequency furnace heat dissipation slow and the damage of the equipment that arouses burns out even, the security of equipment has been improved, the market competition of equipment has been increased, but do not monitor to the inflow return water flow difference, can't send the warning when water system has the branch road to leak, and other devices that have now are to discharge, temperature alarm does not list alone, all be with other the warning of system do in a system, use inconvenient, based on this, the utility model designs an intermediate frequency furnace water route alarm system, in order to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an intermediate frequency furnace water route alarm system to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an intermediate frequency furnace water route alarm system, includes control system, flow sensor 1, flow sensor 2, temperature sensor 1 and temperature sensor 2, flow sensor 1 and temperature sensor 1 install on intermediate frequency furnace cooling system's the inlet tube way, flow sensor 2 and temperature sensor 2 install on intermediate frequency furnace cooling system's wet return way, control system and intermediate frequency furnace cooling system's water pump station and automatically controlled valve, flow sensor 1, flow sensor 2, temperature sensor 1 and the 2 signal connection of temperature sensor, control system still signal connection has alarm module, control system includes PLC controller, touch-sensitive screen, power, analog quantity collection module and relay, PLC controller and touch-sensitive screen, analog quantity collection module and relay signal connection, the power is the PLC controller power supply.
Preferably, a comparator is arranged in the PLC controller, and the comparator is configured to compare values of the temperature sensor 1, the temperature sensor 2, the flow sensor 1, and the flow sensor 2 with preset values and return a result to the PLC controller.
Preferably, the alarm module adopts an audible and visual alarm, and the alarm module is electrically connected with the PLC.
Preferably, the touch screen adopts a pedology touch screen ET100, and is connected with the PLC through an RS485 communication line and used for data interaction.
Preferably, the relay comprises a power switch relay and an electric control valve relay of a water pump station of the intermediate frequency furnace cooling system, and the power switch relay and the electric control valve relay are respectively used for controlling the opening and closing of the water pump station and the electric control valve.
Preferably, the flow sensor 1, the flow sensor 2, the temperature sensor 1 and the temperature sensor 2 are in signal connection with an analog quantity acquisition module.
Compared with the prior art, the beneficial effects of the utility model are that: when the flow and the temperature of the medium frequency furnace cooling system are in problems, the utility model can send out alarm in time to prompt the operator, and the operator can know the specific fault point in time through the touch screen and take corresponding measures according to the field condition; when water leakage occurs in the intermediate frequency furnace, the system sends out a flow difference alarm, and closes the water pump station and the electric control valve in time, so that safety accidents such as explosion and the like after cooling water leakage meets molten iron are prevented; meanwhile, the system independently makes flow and temperature information into one system, can be centralized in the customized point management of an operation room, ensures the safety of a water system and has practicability.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of the system of the present invention;
fig. 2 is a schematic diagram of the control system of fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides an intermediate frequency furnace water route alarm system, including control system, flow sensor 1, flow sensor 2, temperature sensor 1 and temperature sensor 2, flow sensor 1 and temperature sensor 1 install on intermediate frequency furnace cooling system's the inlet tube way, flow sensor 2 and temperature sensor 2 install on intermediate frequency furnace cooling system's wet return way, control system and intermediate frequency furnace cooling system's water pump station and automatically controlled valve, flow sensor 1, flow sensor 2, temperature sensor 1 and 2 signal connection of temperature sensor, control system still signal connection has alarm module, control system includes the PLC controller, a touch screen, a power supply, analog quantity acquisition module and relay, the PLC controller and a touch screen, analog quantity acquisition module and relay signal connection, the power is the power supply of PLC controller.
The PLC is internally provided with a comparator, the comparator is used for comparing the numerical values of the temperature sensor 1, the temperature sensor 2, the flow sensor 1 and the flow sensor 2 with preset numerical values and returning the result to the PLC, when the real-time flow is lower than the preset numerical value or the temperature and the flow difference are higher than the preset numerical value, the PLC outputs an alarm signal, and the alarm signal controls a relay loop of the alarm module to give an alarm and control the water control valve;
the alarm module adopts an audible and visual alarm and is electrically connected with the PLC;
the touch screen adopts a step-by-step touch screen ET100, is connected with the PLC through an RS485 communication line and is used for data interaction, real-time flow and temperature data are displayed through the touch screen, and alarm values of flow, temperature and flow difference are set in the touch screen;
the relay comprises a power switch relay and an electric control valve relay of a water pump station of the intermediate frequency furnace cooling system, and the power switch relay and the electric control valve relay are respectively used for controlling the opening and closing of the water pump station and the electric control valve to carry out waterway control;
flow sensor 1, flow sensor 2, temperature sensor 1 and temperature sensor 2 all with analog quantity acquisition module signal connection, during analog quantity acquisition module transmits data to the PLC controller, PLC controller retransmission to touch-sensitive screen.
Use the utility model relates to an intermediate frequency furnace water route alarm system during: the flow sensor 1 detects the inflow water flow, the flow sensor 2 detects the return water flow, signals are fed back to the control system, when the flow sensor 1 and the flow sensor 2 are lower than a preset value of the control system, an alarm is given out, when the flow difference between the flow sensor 1 and the flow sensor 2 exceeds the preset value, the alarm is given out, and meanwhile, the electric control valve is closed; the temperature sensor 1 detects the temperature of inlet water, the temperature sensor 2 detects the temperature of return water, signals are fed back to the control system, and when the feedback value is higher than a preset value of the control system, an alarm is given out; when the flow and the temperature of the cooling system of the intermediate frequency furnace are in problems, an alarm can be sent out in time to prompt an operator; when the intermediate frequency furnace leaks, the water pump station can be closed in time, and safety accidents such as explosion and the like after the cooling water leaks and meets molten iron are prevented.
It is worth noting that: the electric appliances such as the flow sensor and the temperature sensor adopted in the scheme are commercially available products and the cooling system of the intermediate frequency furnace belongs to the existing mature technology, and the electrical connection relation, the specific circuit structure and the cooling principle are not repeated.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The utility model provides an intermediate frequency furnace water route alarm system, includes control system, flow sensor 1, flow sensor 2, temperature sensor 1 and temperature sensor 2, its characterized in that: flow sensor 1 and temperature sensor 1 install on intermediate frequency furnace cooling system's the inlet tube way, flow sensor 2 and temperature sensor 2 install on intermediate frequency furnace cooling system's wet return way, control system and intermediate frequency furnace cooling system's water pump station and automatically controlled valve, flow sensor 1, flow sensor 2, temperature sensor 1 and temperature sensor 2 signal connection, control system still signal connection has alarm module, control system includes PLC controller, touch-sensitive screen, power, analog quantity collection module and relay, PLC controller and touch-sensitive screen, analog quantity collection module and relay signal connection, the power is the PLC controller power supply.
2. The water circuit alarm system of the intermediate frequency furnace as claimed in claim 1, wherein: the PLC is internally provided with a comparator which is used for comparing the numerical values of the temperature sensor 1, the temperature sensor 2, the flow sensor 1 and the flow sensor 2 with preset numerical values and returning the result to the PLC.
3. The water circuit alarm system of the intermediate frequency furnace as claimed in claim 1, wherein: the alarm module adopts audible and visual alarm, and the alarm module is electrically connected with the PLC.
4. The water circuit alarm system of the intermediate frequency furnace as claimed in claim 1, wherein: the touch screen adopts a pedology touch screen ET100, and is connected with the PLC through an RS485 communication line and used for data interaction.
5. The water circuit alarm system of the intermediate frequency furnace as claimed in claim 1, wherein: the relay comprises a water pump station power switch relay and an electric control valve relay of the intermediate frequency furnace cooling system, and the power switch relay and the electric control valve relay are respectively used for controlling the opening and closing of the water pump station and the electric control valve.
6. The water circuit alarm system of the intermediate frequency furnace as claimed in claim 1, wherein: and the flow sensor 1, the flow sensor 2, the temperature sensor 1 and the temperature sensor 2 are in signal connection with the analog quantity acquisition module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222441079.4U CN218120667U (en) | 2022-09-15 | 2022-09-15 | Intermediate frequency furnace water route alarm system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222441079.4U CN218120667U (en) | 2022-09-15 | 2022-09-15 | Intermediate frequency furnace water route alarm system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218120667U true CN218120667U (en) | 2022-12-23 |
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ID=84530859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222441079.4U Active CN218120667U (en) | 2022-09-15 | 2022-09-15 | Intermediate frequency furnace water route alarm system |
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| Country | Link |
|---|---|
| CN (1) | CN218120667U (en) |
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2022
- 2022-09-15 CN CN202222441079.4U patent/CN218120667U/en active Active
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