Fireproof early warning device for quenching oil production

By employing a multi-stage heat dissipation structure consisting of a heat-conducting plate, heat pipes, heat dissipation fins, and a fan, along with a Teflon-coated protective mesh, the heat dissipation problem of the fire warning device in the quenching oil production environment was solved, enabling stable operation and convenient installation of the device, and improving its reliability and maintenance efficiency.

CN224472073UActive Publication Date: 2026-07-07DAOQI TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
DAOQI TECH CO LTD
Filing Date
2025-07-15
Publication Date
2026-07-07

AI Technical Summary

Technical Problem

Existing fire prevention and early warning devices for quenching oil production have low heat dissipation efficiency in high-temperature environments, which makes core electronic components prone to overheating and damage, affecting the stability and reliability of the device and making it impossible to monitor and warn of fire hazards in a timely and accurate manner.

Method used

It adopts a multi-stage heat dissipation structure consisting of heat conduction plate, heat pipe, heat dissipation fins and heat dissipation fan, combined with a protective mesh with Teflon oleophobic coating, to achieve efficient heat conduction and dissipation, and simplifies the installation and disassembly process of the device through magnetic mounting components.

Benefits of technology

It improves the reliability and service life of the device, ensures the stable operation of electronic components, simplifies the installation process, and improves the convenience and efficiency of installation and maintenance.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to quenching oil production technical field discloses a kind of fire-prevention early warning devices of quenching oil production, including shell, control chip is arranged in the shell, power converter is arranged in the shell, alarm is fixedly connected at the shell top, probe is fixedly connected in the shell side wall, heat dissipation component is arranged in the shell, and installation component is arranged in the shell side wall;The heat dissipation component includes heat dissipation fan, and the heat dissipation fan side wall is fixedly connected in the shell, and the shell is fixedly connected with heat conduction plate in the inside.The utility model, by heat conduction plate, heat pipe, multistage heat dissipation structure that heat dissipation fin and heat dissipation fan are formed, the heat generated by control chip and power converter is quickly conducted and dissipated, to reach the effect of reducing device internal temperature, guaranteeing electronic component stable operation, improve the reliability and service life of device by above-mentioned structure.
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Description

Technical Field

[0001] This utility model relates to the field of quenching oil production technology, and in particular to a fire prevention and early warning device for quenching oil production. Background Technology

[0002] In modern industrial production, quenching oil is a key medium in metal heat treatment, and its production process involves potential risks such as high temperatures and flammability / explosiveness. To ensure production safety, fire early warning devices have become indispensable safety equipment in quenching oil production workshops. By monitoring key indicators such as temperature and smoke in real time, they can promptly detect fire hazards and issue alarms, effectively reducing the probability of fire accidents. However, because the quenching oil production environment is constantly at high temperatures, the stability and reliability of the fire early warning devices themselves face extremely high challenges.

[0003] Existing fire prevention and early warning devices for quenching oil production typically consist of temperature sensors, detectors, control circuits, and alarm modules. The temperature sensors and detectors collect ambient temperature and smoke data, converting them into electrical signals that are then transmitted to the control circuit. The control circuit analyzes and processes the signals, and when the detected data exceeds a preset threshold, it triggers the alarm module to issue an audible and visual alarm. In terms of structural design, these devices often use sealed enclosures to encapsulate the core electronic components, with only limited ventilation openings for heat dissipation, relying on natural convection to dissipate heat from within the device.

[0004] However, the high-temperature environment in quenching oil production workshops easily leads to heat accumulation inside fire warning devices. Due to the low heat dissipation efficiency of existing devices, core electronic components such as control chips and power converters operate at high temperatures for extended periods, making them highly susceptible to overheating and damage. This results in decreased device performance, hindering timely and accurate monitoring and early warning of fire hazards, and seriously impacting production safety. Therefore, a more effective heat dissipation technology is urgently needed to ensure the stable operation of fire warning devices. This paper proposes a fire warning device for quenching oil production to address these issues. Utility Model Content

[0005] To overcome the above deficiencies, this utility model provides a fire prevention and early warning device for quenching oil production, which aims to improve the problem that the high temperature environment in the quenching oil production process causes the internal components of the fire prevention and early warning device to be easily overheated and damaged, resulting in performance degradation.

[0006] To achieve the above objectives, the present invention adopts the following technical solution:

[0007] A fire prevention and early warning device for quenching oil production includes a housing, a control chip and a power converter inside the housing, an alarm fixedly connected to the top of the housing, a probe fixedly connected to the side wall of the housing, a heat dissipation assembly inside the housing, and an installation assembly on the side wall of the housing.

[0008] The heat dissipation assembly includes a cooling fan, the sidewall of which is fixedly connected to the inside of the housing. A heat-conducting plate is fixedly connected inside the housing. The sidewall of the heat-conducting plate is attached to the sidewall of the control chip and the power converter. A heat dissipation vent is provided inside the housing. Heat dissipation fins are fixedly connected inside the housing. Multiple heat pipes are fixedly connected to the sidewall of the heat-conducting plate. A protective mesh is fixedly connected to the sidewall of the housing.

[0009] As a further description of the above technical solution:

[0010] The mounting assembly includes a mounting sleeve and a mounting block. The mounting sleeve is located on the back of the housing, and the sidewall of the mounting block is slidably connected inside the mounting sleeve.

[0011] As a further description of the above technical solution:

[0012] The heat pipe is located inside the heat dissipation port, and the protective mesh is located outside the heat dissipation port. The surface of the protective mesh is coated with a Teflon oleophobic coating.

[0013] As a further description of the above technical solution:

[0014] The evaporation end of the heat pipe is located inside the heat-conducting plate, and the condensation end of the heat pipe is located inside the heat dissipation fins.

[0015] As a further description of the above technical solution:

[0016] The bottom of the mounting block is provided with an iron sheet, and the inside of the mounting sleeve is provided with a magnetic block, which attracts the iron sheet.

[0017] As a further description of the above technical solution:

[0018] A fixing rod is slidably connected inside the mounting sleeve. A connecting handle is fixedly connected to one end of the fixing rod, and the side wall of the fixing rod is slidably connected inside the mounting block.

[0019] As a further description of the above technical solution:

[0020] A fixing ring is fixedly connected to the side wall of the fixing rod, and the side wall of the fixing ring is slidably connected inside the mounting sleeve.

[0021] As a further description of the above technical solution:

[0022] A spring is fitted on the side wall of the fixing rod. One end of the spring is fixedly connected inside the mounting sleeve, and the other end of the spring is fixedly connected to the side wall of the fixing ring.

[0023] This utility model has the following beneficial effects:

[0024] 1. In this utility model, a multi-stage heat dissipation structure composed of a heat-conducting plate, heat pipe, heat dissipation fins and heat dissipation fan enables the heat generated by the control chip and power converter to be quickly conducted and dissipated, thereby reducing the internal temperature of the device and ensuring the stable operation of electronic components. This solves the problem that the internal components of the fire warning device are prone to overheating and damage and performance degradation due to the high temperature of the existing quenching oil production environment. The above structure improves the reliability and service life of the device. At the same time, the Teflon oleophobic coating of the protective mesh effectively blocks oil mist and dust, ensuring that the heat dissipation channel is unobstructed for a long time.

[0025] 2. In this utility model, the installation block and the installation sleeve are initially fixed by magnetic attraction, and locked together by the linkage of the fixing rod, spring and other components, so that the installation and disassembly of the fire warning device can be completed quickly without tools, thereby simplifying the installation process and shortening the maintenance time. This solves the problem of complicated installation and disassembly of existing fire warning devices for quenching oil production, which is time-consuming and labor-intensive. The above structure improves the convenience and efficiency of device installation and maintenance. Attached Figure Description

[0026] Figure 1 This is a three-dimensional schematic diagram of a fire prevention and early warning device for quenching oil production proposed in this utility model;

[0027] Figure 2 This is a schematic diagram of the internal structure of the outer shell of a fire warning device for quenching oil production proposed in this utility model.

[0028] Figure 3 This is a structural schematic diagram of the top cross-section of the outer shell of a fire prevention and early warning device for quenching oil production proposed in this utility model;

[0029] Figure 4 This is a schematic diagram of the installation sleeve for a fire prevention and early warning device for quenching oil production proposed in this utility model;

[0030] Figure 5 This is a schematic diagram of the installation components of a fire prevention and early warning device for quenching oil production proposed in this utility model.

[0031] Legend:

[0032] 1. Housing; 2. Control chip; 3. Power converter; 4. Alarm; 5. Probe; 6. Cooling fan; 7. Heat conduction plate; 8. Heat pipe; 9. Heat dissipation fins; 10. Protective net; 11. Mounting sleeve; 12. Mounting block; 13. Magnetic block; 14. Fixing rod; 15. Connecting handle; 16. Fixing ring; 17. Spring. Detailed Implementation

[0033] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0034] Reference Figures 1-3 This utility model provides an embodiment of a fire prevention and early warning device for quenching oil production, including a shell 1. The shell 1 provides protection for internal components and prevents external impurities such as oil mist and dust from entering. A control chip 2 is installed inside the shell 1. The control chip 2 receives and processes temperature data collected by probe 5. Through built-in programs, it analyzes and judges the data to achieve the effect of accurate temperature monitoring and fire early warning logic processing. A power converter 3 is installed inside the shell 1. The power converter 3 converts the external power input into a stable voltage required by the various components of the device, providing power support for the normal operation of the entire device. An alarm 4 is fixedly connected to the top of the shell 1. The alarm 4 emits an audible and visual alarm signal when the control chip 2 determines that the temperature is abnormal, so as to alert on-site personnel to take timely measures, achieving the effect of rapid reminder and improving emergency response speed. A probe 5 is fixedly connected to the side wall of the shell 1. The probe 5 collects the temperature data of the quenching oil in real time, converts the temperature signal into an electrical signal and transmits it to the control chip 2 to achieve the effect of real-time monitoring of the quenching oil temperature. A heat dissipation component is installed inside the shell 1, and an installation component is installed on the side wall of the shell 1.

[0035] The heat dissipation assembly includes a cooling fan 6, whose sidewall is fixedly connected to the inside of the outer casing 1. The cooling fan 6 accelerates airflow and forces heat out of the outer casing 1, thus quickly reducing the internal temperature of the device. A heat-conducting plate 7 is fixedly connected inside the outer casing 1, with its sidewall attached to the sidewalls of the control chip 2 and the power converter 3. The heat-conducting plate 7 is made of copper and is used to quickly absorb the heat generated by the operation of the control chip 2 and the power converter 3, achieving efficient heat conduction and preventing local overheating of components. A heat dissipation vent is provided inside the outer casing 1 to provide a channel for heat dissipation, allowing hot air to exit smoothly from the outer casing 1. Heat dissipation fins 9 are fixedly connected inside the outer casing 1 to increase the heat dissipation area and fully contact the air to enhance the heat dissipation effect. Multiple heat pipes 8 are fixedly connected to the sidewall of the heat-conducting plate 7. Each heat pipe 8 consists of a shell, a liquid wick, and an end cap, and operates through the vaporization and liquefaction of the internal working fluid. The system achieves efficient heat transfer, quickly transferring heat from the heat-conducting plate 7 to the heat dissipation fins 9. A protective mesh 10 is fixedly connected to the side wall of the outer shell 1. The protective mesh 10 is used to block external impurities such as oil mist and dust from entering the interior of the outer shell 1, protecting the internal heat dissipation components from working normally. The heat pipe 8 is located inside the heat dissipation port, and the protective mesh 10 is located outside the heat dissipation port. The surface of the protective mesh 10 is coated with a Teflon oleophobic coating. The Teflon oleophobic coating prevents oil mist from adhering to the surface of the protective mesh 10, avoiding blockage of the ventilation channel and ensuring smooth heat dissipation. The evaporation end of the heat pipe 8 is located inside the heat-conducting plate 7, and the condensation end of the heat pipe 8 is located inside the heat dissipation fins 9. The evaporation end of the heat pipe 8 works with the heat-conducting plate 7 to absorb and vaporize heat, and the condensation end of the heat pipe 8 works with the heat dissipation fins 9 to release and liquefy heat. Through this cooperation, efficient heat transfer and dissipation are achieved, which can quickly reduce the internal temperature of the device and ensure the stable operation of electronic components.

[0036] Reference Figures 4-5The installation components include a mounting sleeve 11 and a mounting block 12. The mounting sleeve 11 is located on the back of the outer casing 1 and provides an installation reference and fixing space, serving to support and position the mounting block 12. The side wall of the mounting block 12 is slidably connected inside the mounting sleeve 11. The mounting block 12 is used to fixally connect to an external installation carrier (such as an oil tank bracket, wall, etc.), achieving the effect of connecting the entire fire warning device to the installation carrier. An iron plate is provided at the bottom of the mounting block 12, and a magnetic block 13 is provided inside the mounting sleeve 11. The magnetic block 13 attracts the iron plate, and the iron plate and magnetic block 13... All components are made of magnetic material to provide initial adsorption force during installation, achieving rapid positioning and assisting in installation. A fixing rod 14 is slidably connected inside the mounting sleeve 11. The fixing rod 14 further securely locks the mounting block 12 into the mounting sleeve 11 after initial positioning, enhancing installation stability. A connecting handle 15 is fixedly connected to one end of the fixing rod 14, facilitating the operator's application of force. Pulling the connecting handle 15 controls the sliding of the fixing rod 14, achieving convenient operation. The side wall of the fixing rod 14 is slidably connected inside the mounting block 12. A fixing ring 16 is fixedly connected to the side wall of the fixing rod 14. The side wall of the fixing ring 16 is slidably connected inside the mounting sleeve 11. The fixing ring 16 is used to limit the sliding range of the fixing rod 14 and prevent it from sliding excessively and detaching from the mounting sleeve 11, thereby stabilizing the movement trajectory of the fixing rod 14. A spring 17 is sleeved on the side wall of the fixing rod 14. One end of the spring 17 is fixedly connected inside the mounting sleeve 11, and the other end of the spring 17 is fixedly connected to the side wall of the fixing ring 16. The spring 17 is used to provide a restoring force for the fixing rod 14. When the operator releases the connecting handle 15, the spring 17 pushes the fixing rod 14. The rod 14 is reset so that it can be inserted into the corresponding hole of the mounting block 12 for fixation. The iron plate at the bottom of the mounting block 12 cooperates with the magnetic block 13 inside the mounting sleeve 11 for initial adsorption and positioning, achieving the effect of quick installation and reducing installation errors. The connecting handle 15 cooperates with the fixing rod 14, fixing ring 16 and spring 17 to slide and reset, achieving the effect of firm installation and convenient disassembly without tools. The cooperation of multiple components ultimately achieves the effect of quick, convenient and firm installation and disassembly of the fire warning device, which greatly improves the efficiency and flexibility of device installation and maintenance.

[0037] Working Principle: When the device is in operation, the probe 5 on the side wall of the outer casing 1 continuously collects the quenching oil temperature data and converts the infrared radiation signal into an electrical signal, which is then transmitted to the control chip 2. The control chip 2 analyzes and calculates the signal. If the temperature value exceeds the preset threshold, it immediately sends a trigger command to the alarm 4 on top. The alarm 4 then activates an audible and visual alarm to remind on-site personnel to take emergency measures. At the same time, the power converter 3 converts the external power supply to an appropriate voltage to stably power the probe 5, control chip 2, and other components, ensuring continuous operation of the device. The heat generated by the operation of the control chip 2 and the power converter 3 is first quickly absorbed by the heat-conducting plate 7 attached to its side wall. After the heat is conducted to the evaporation end of the heat pipe 8, the working fluid in the heat pipe 8 is heated and vaporized. The vapor quickly flows to the condensation end located in the heat dissipation fins 9, where it liquefies upon cooling and releases heat to the heat dissipation fins 9. At this time, the cooling fan 6 starts, accelerating the airflow and dissipating the heat on the heat dissipation fins 9 through the heat dissipation vent inside the outer casing 1. The outer protective net 10 is coated with a Teflon oleophobic coating, which effectively blocks oil mist and dust generated during quenching oil production, preventing them from entering the interior of the outer casing 1. Due to the oleophobic properties of the Teflon coating, oil mist does not easily adhere to the surface of the protective net 10, ensuring unobstructed ventilation and heat dissipation. During equipment installation, the mounting sleeve 11 is pre-installed in the required position. Then, the mounting block 12 is aligned with the mounting sleeve 11. The device is initially fixed by the magnetic attraction between the iron plate at the bottom of the mounting block 12 and the magnetic block 13 inside the mounting sleeve 11. Next, the connecting handle 15 is pulled to overcome the spring force of the spring 17, causing the fixing rod 14 to slide along the inside of the mounting sleeve 11 and pass through the corresponding hole in the mounting block 12. Then, the connecting handle 15 is released, and the spring 17 returns to its original position, pushing the fixing ring 16 and the fixing rod 14 to firmly lock the mounting block 12 inside the mounting sleeve 11. For disassembly, the connecting handle 15 is pulled again to disengage the fixing rod 14 from the mounting block 12. The device can then be easily removed using the relatively weak attraction between the magnetic block 13 and the iron plate, achieving quick assembly and disassembly.

[0038] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A fire prevention and early warning device for quenching oil production, comprising a housing (1), characterized in that: The housing (1) is equipped with a control chip (2), a power converter (3), an alarm (4) is fixedly connected to the top of the housing (1), a probe (5) is fixedly connected to the side wall of the housing (1), a heat dissipation component is provided inside the housing (1), and an installation component is provided on the side wall of the housing (1). The heat dissipation assembly includes a cooling fan (6), the sidewall of which is fixedly connected to the inside of the housing (1), a heat-conducting plate (7) is fixedly connected inside the housing (1), the sidewall of which is attached to the sidewall of the control chip (2) and the power converter (3), a heat dissipation port is provided inside the housing (1), a heat dissipation fin (9) is fixedly connected inside the housing (1), a plurality of heat pipes (8) are fixedly connected to the sidewall of the heat-conducting plate (7), and a protective mesh (10) is fixedly connected to the sidewall of the housing (1).

2. The fire prevention and early warning device for quenching oil production according to claim 1, characterized in that: The mounting assembly includes a mounting sleeve (11) and a mounting block (12). The mounting sleeve (11) is located on the back of the outer shell (1), and the side wall of the mounting block (12) is slidably connected inside the mounting sleeve (11).

3. The fire prevention and early warning device for quenching oil production according to claim 1, characterized in that: The heat pipe (8) is located inside the heat dissipation port, and the protective net (10) is located outside the heat dissipation port. The surface of the protective net (10) is coated with a Teflon oleophobic coating.

4. A fire prevention and early warning device for quenching oil production according to claim 1, characterized in that: The evaporation end of the heat pipe (8) is located inside the heat-conducting plate (7), and the condensation end of the heat pipe (8) is located inside the heat dissipation fins (9).

5. A fire prevention and early warning device for quenching oil production according to claim 2, characterized in that: The bottom of the mounting block (12) is provided with an iron sheet, and the inside of the mounting sleeve (11) is provided with a magnetic block (13), which attracts the iron sheet.

6. A fire prevention and early warning device for quenching oil production according to claim 5, characterized in that: The mounting sleeve (11) has a fixed rod (14) slidably connected inside. One end of the fixed rod (14) is fixedly connected to a connecting handle (15). The side wall of the fixed rod (14) is slidably connected inside the mounting block (12).

7. A fire prevention and early warning device for quenching oil production according to claim 6, characterized in that: The fixing rod (14) has a fixing ring (16) fixedly connected to its side wall, and the fixing ring (16) is slidably connected to the inside of the mounting sleeve (11).

8. A fire prevention and early warning device for quenching oil production according to claim 7, characterized in that: A spring (17) is fitted on the side wall of the fixing rod (14). One end of the spring (17) is fixedly connected inside the mounting sleeve (11), and the other end of the spring (17) is fixedly connected to the side wall of the fixing ring (16).