CN-224229975-U - Water shortage protection device of natural gas boiler

Abstract

The utility model discloses a water shortage protection device of a natural gas boiler, which relates to the technical field of boiler safety protection and comprises a boiler body, wherein a control console is arranged on one side outer wall of the boiler body, a mounting plate is arranged on one side of the bottom end of the control console, a fixing plate is fixedly connected with one side outer wall of the mounting plate, a first sliding block is slidably connected to the top end of the fixing plate, a temperature sensing wax bottle is arranged on one side outer wall of the first sliding block, a fixing block is fixedly connected to one side of the top end of the first sliding block, a second sliding block is slidably connected to the top end of the first sliding block, and a fixing rod is arranged on one side outer wall of the second sliding block.

Inventors

• JIN YUAN
• Feng Xingqin
• Yuan Chencheng
• WANG WENQING
• HAN YAXIONG

Assignees

• 宜昌海津热能科技有限公司

Dates

Publication Date

20260512

Application Date

20250616

Claims (6)

1. 1. A water shortage protection device of a natural gas boiler comprises a boiler body (1) and is characterized in that a control console (2) is installed on one side outer wall of the boiler body (1), a mounting plate (3) is installed on one side of the bottom end of the control console (2), a fixing plate (4) is fixedly connected with one side outer wall of the mounting plate (3), a first sliding block (5) is slidingly connected with the top end of the fixing plate (4), a temperature-sensing wax bottle (6) is installed on one side outer wall of the first sliding block (5), a fixing block (7) is fixedly connected with one side of the top end of the first sliding block (5), a second sliding block (8) is slidingly connected with one side outer wall of the first sliding block (5), a fixing rod (9) is installed on one side outer wall of the second sliding block (8), a spring (10) is sleeved on one side of the second sliding block (8) far away from the fixing rod (9), a probe (11) is installed on one side top end of the fixing plate (4), a trigger rod (12) is rotationally connected with one side of the fixing plate (4), and one side of the second sliding block (8) is close to the probe (13).
2. 2. A water shortage protection device for a natural gas boiler according to claim 1, characterized in that one end of the spring (10) is connected to the second sliding block (8), and the other end of the spring (10) is connected to the fixed block (7).
3. 3. The water shortage protection device of a natural gas boiler according to claim 2, wherein the fixed rod (9) is provided with a stop block on one side of the fixed block (7) far away from the second sliding block (8), and the stop block is fixedly connected with the fixed rod (9).
4. 4. A water shortage protection device of a natural gas boiler as set forth in claim 3, wherein the temperature-sensitive wax is installed in the temperature-sensitive wax bottle (6), one end of the temperature-sensitive wax bottle (6) is connected with a pushing rod in a sliding manner, and the temperature-sensitive wax bottle (6) is connected with the first sliding block (5) through the pushing rod.
5. 5. The water shortage protection device for a natural gas boiler according to claim 4, wherein a stop block is arranged at one side of the top end of the second sliding block (8), a collision block is arranged at one side of the bottom end of the triggering rod (12), and the stop block is attached to the outer wall of one side, which is close to the collision block, of the second sliding block.
6. 6. The water shortage protection device of a natural gas boiler according to claim 5, wherein a display screen is arranged on the outer wall of one side of the control console (2), and a notch is formed in the bottom of the outer wall of one side of the control console (2) close to the mounting plate (3).

Description

Water shortage protection device of natural gas boiler Technical Field The utility model relates to the technical field of boiler safety protection, in particular to a water shortage protection device of a natural gas boiler. Background The natural gas boiler is used as a high-efficiency and clean energy conversion device, is widely applied in the fields of industrial production, civil heating and the like, and is used for heating water by combusting natural gas to generate steam or hot water so as to provide heat energy for various production and living processes, however, the natural gas boiler is subject to various safety risks in the operation process, when the boiler lacks water, the temperature of heating surfaces such as a boiler liner, a boiler tube and the like is rapidly increased due to the fact that the water cannot be cooled, so that the strength of a metal material of the boiler is reduced, serious accidents such as deformation and cracking are caused, insufficient natural gas combustion is possibly caused, harmful gases such as carbon monoxide are generated, and the safety of the environment and personnel is threatened. In the prior art, conventional electronic water shortage protection devices often rely on complex circuits and electronic components, which are extremely susceptible to interference or damage in such severe operating environments of boilers that are full of electromagnetic interference, high temperature and high pressure, and possibly corrosive gases, resulting in malfunction or inactivity of the protection device. In view of this, the present application has been made. Disclosure of utility model The utility model aims to provide a water shortage protection device of a natural gas boiler, which aims to solve the problems in the background technology. In order to solve the technical problems, the water shortage protection device of the natural gas boiler comprises a boiler body, wherein a control console is arranged on one side outer wall of the boiler body, a mounting plate is arranged on one side of the bottom end of the control console, a fixing plate is fixedly connected to one side outer wall of the mounting plate, a first sliding block is slidably connected to the top end of the fixing plate, a temperature sensing wax bottle is arranged on one side outer wall of the first sliding block, a fixing block is fixedly connected to one side of the top end of the first sliding block, a second sliding block is slidably connected to the top end of the first sliding block, a fixing rod is arranged on one side outer wall of the second sliding block, a spring is sleeved on the outer wall of the fixing rod, a probe is arranged on one side of the second sliding block far away from the fixing rod, a trigger rod is rotatably connected to one side top end of the fixing plate, and a button is arranged on one side of the mounting plate close to the probe. Further, one end of the spring is connected with the second sliding block, and the other end of the spring is connected with the fixed block. Further, the fixed rod is provided with a stop block at one side of the fixed block far away from the second sliding block, and the stop block is fixedly connected with the fixed rod. Further, the display screen is installed to one side outer wall of control cabinet, and the notch has been seted up to one side outer wall bottom that the control cabinet is close to the mounting panel, and the dog is installed to top one side of second sliding block, and the conflict piece is installed to bottom one side of triggering lever, and the dog is laminated with the outer wall shape of one side that the conflict piece is close to mutually. Further, the temperature sensing wax is installed in the temperature sensing wax bottle, one end of the temperature sensing wax bottle is connected with a pushing rod in a sliding mode, and the temperature sensing wax bottle is connected with the first sliding block through the pushing rod. Compared with the prior art, the utility model has the beneficial effects that: 1. The physical characteristics of the temperature-sensitive wax are utilized to perform temperature detection and action triggering, so that dependence on an electronic system is eliminated, the temperature-sensitive wax cannot be influenced by factors such as electromagnetic radiation and voltage fluctuation, can stably work in a complex boiler environment, and the reliability of a protection device is improved. 2. The temperature-sensitive wax has unique thermal expansion characteristics, parameters such as expansion coefficient and melting point can be accurately selected and adjusted according to the actual operation temperature range of the boiler, when the temperature of the boiler is increased due to water shortage, the temperature-sensitive wax can rapidly sense temperature change and generate volume expansion, and the accurate temperature response characteristics enable the device to timely react at