Fused salt energy storage temperature sensor

Abstract

The invention relates to the technical field of fused salt energy storage, and provides a fused salt energy storage temperature sensor, which comprises a connection main body, a temperature detection mechanism and a cleaning heat dissipation mechanism, and is characterized in that the temperature detection mechanism is installed in the connection main body, and the cleaning heat dissipation mechanism is installed at the top of the connection main body; the temperature detection mechanism is composed of an extending assembly and a multi-dimensional detection assembly, the extending assembly is installed in the connecting body, the multi-dimensional detection assembly is installed at the bottom of the extending assembly, and the sweeping and heat dissipation mechanism comprises a sweeping assembly and a heat dissipation assembly. The cleaning assembly and the heat dissipation assembly are both installed at the top of the connecting main body, through arrangement of a first air cylinder, a rotating motor and other structures, during detection, the first air cylinder pushes the detection frame body to go deep into molten salt, and the rotating motor drives a drill bit to rotate so as to assist in going deep; a servo motor in the multi-dimensional detection assembly drives a temperature sensor to move close to a ceramic heat conduction frame, multi-dimensional accurate detection is achieved, the ceramic heat conduction frame conducts heat and protects the sensor, it is ensured that detection is accurate and reliable, and through the technical scheme, the problems that in the prior art, detection accuracy is low, and operation is unstable are solved.

Description

Technical Field

[0001] The present invention relates to the technical field of molten salt energy storage, and in particular to a molten salt energy storage temperature sensor. Background Art

[0002] At present, molten salt energy storage temperature sensors are mainly used in molten salt energy storage systems to monitor and control the temperature of molten salt in real time to ensure the normal operation and efficient utilization of the molten salt energy storage system.

[0003] In the field of molten salt energy storage technology, accurate temperature measurement is the key to ensuring efficient and safe operation of the system. Traditional temperature detection methods often face many challenges, especially in high-temperature, highly corrosive molten salt environments. Due to the special properties of molten salt, such as high boiling point, high heat capacity and strong corrosiveness, ordinary temperature sensors are difficult to work stably for a long time, and the measurement accuracy is easily affected by factors such as molten salt scaling and uneven temperature gradients. In order to overcome these difficulties, the industry urgently needs a temperature sensor that can adapt to extreme environments, has high-precision measurement capabilities and can operate stably for a long time. Traditional temperature sensors often lack special designs for molten salt environments, resulting in reduced measurement accuracy in actual applications, or even sensor damage, which seriously affects the performance and reliability of the molten salt energy storage system. Summary of the invention

[0004] The present invention proposes a molten salt energy storage temperature sensor, which solves the problems of low detection accuracy and unstable operation in the related art.

[0005] The technical solution of the present invention is as follows: A molten salt energy storage temperature sensor comprises a connection body, a temperature detection mechanism and a cleaning and heat dissipation mechanism, wherein the temperature detection mechanism is installed inside the connection body, and the cleaning and heat dissipation mechanism is installed on the top of the connection body; The temperature detection mechanism is composed of a protruding component and a multi-dimensional detection component, the protruding component is installed inside the connecting body, the multi-dimensional detection component is installed at the bottom of the protruding component, and the cleaning and heat dissipation mechanism includes a cleaning component and a heat dissipation component, both of which are installed on the top of the connecting body; The extending assembly comprises a first cylinder, which is mounted on the top of the connecting body, a sliding shaft is mounted on the output end of the first cylinder, and a detection frame is fixedly connected to the bottom of the sliding shaft.

[0006] As a preferred solution of the present invention, the extension component also includes a rotating motor, which is installed at the bottom of the detection frame. A straight shaft is installed at the output end of the rotating motor, and a drill bit is fixedly connected to the bottom of the straight shaft.

[0007] As a preferred solution of the present invention, the multi-dimensional detection component includes a fixed frame, a servo motor, a plurality of sliding rods and a plurality of heat-conducting frames, the fixed frame is fixedly connected to the inside of the detection frame, the servo motor is installed on the top of the fixed frame, a top block is installed at the output end of the servo motor, a plurality of the heat-conducting frames are fixedly connected to the outer circumferential surface of the detection frame at equidistant intervals around the circumference, a plurality of the sliding rods are slidingly assembled in the inside of the fixed frame at equidistant intervals around the circumference, a protrusion is fixedly connected to one end of the sliding rod, an auxiliary spring is commonly connected between the protrusion and the fixed frame, and a temperature sensor is installed at the other end of the sliding rod.

[0008] As a preferred solution of the present invention, the temperature sensor is arranged on the outer wall of the fixed frame, a groove is arranged on one side of the heat-conducting frame, the temperature sensor fits in the groove, and the heat-conducting frame is made of ceramic material.

[0009] As a preferred solution of the present invention, the cleaning assembly includes a first long rack, a transmission shaft and an inner ring bevel gear, the first long rack is fixedly connected to the top of the detection frame, the transmission shaft is rotatably installed inside the connecting body, one end of the transmission shaft is fixedly connected to a first meshing gear, the first long rack is meshed with the first meshing gear, the other end of the transmission shaft is fixedly connected to a meshing bevel gear, the inner ring bevel gear is rotatably installed inside the connecting body, the meshing bevel gear is meshed with the inner ring bevel gear, the bottom of the inner ring bevel gear is fixedly connected to a rotating frame, and a steel brush is fixedly connected to the inner wall of the rotating frame.

[0010] As a preferred scheme of the present invention, the heat dissipation assembly includes a second long rack, a follower shaft, a connecting shaft, an inner ring gear and two heat dissipation shafts, the second long rack is fixedly connected to the top of the detection frame, the follower shaft, the connecting shaft and the two heat dissipation shafts are rotatably installed on the top of the connecting body, one end of the follower shaft is fixedly connected to the second meshing gear, the other end of the follower shaft is fixedly connected to the active bevel gear, the second long rack is meshed with the second meshing gear, one end of the connecting shaft is fixedly connected to the follower bevel gear, the other end of the connecting shaft is fixedly connected to the transmission gear, the inner ring gear is rotatably installed on the top of the connecting body, one end of the two heat dissipation shafts is fixedly connected to the follower gear, the other end of the heat dissipation shaft is fixedly connected to the heat dissipation fan blade, the active bevel gear is meshed with the follower bevel gear, the transmission gear is meshed with the inner ring gear, and the two transmission gears are meshed with the inner ring gear.

[0011] As a preferred solution of the present invention, a second cylinder is installed on the top of the connecting body, a long shaft is installed on the output end of the second cylinder, and a sealing frame is fixedly connected to the top of the long shaft.

[0012] The working principle and beneficial effects of the present invention are: 1. The present invention adopts the arrangement of the first cylinder, the rotating motor and other structures. During detection, the first cylinder pushes the detection frame into the molten salt, the rotating motor drives the drill bit to rotate to assist the drilling, and the servo motor in the multi-dimensional detection component drives the temperature sensor to move close to the ceramic thermal conductive frame to achieve multi-dimensional precise detection. The ceramic thermal conductive frame not only conducts heat but also protects the sensor, ensuring accurate and reliable detection.

[0013] 2. The present invention sets up structures such as a cleaning mechanism and a heat dissipation mechanism. After the detection is completed, the first long rack and the second long rack are driven to move when the detection frame is recovered, and the cleaning mechanism is driven to rotate the steel brush to clean the molten salt scaling on the outer wall. At the same time, the heat dissipation mechanism is driven to rotate the heat dissipation fan blades to achieve heat dissipation. After the second cylinder is started, it pushes the sealing frame to seal the detection frame to prevent the intrusion of molten salt. The various components work together to ensure the long-term stable operation of the sensor and the detection accuracy is not affected. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

[0015] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a cross-sectional view of the overall structure of the present invention; Figure 3 It is a cross-sectional view of the temperature detection mechanism of the present invention; Figure 4 It is a cross-sectional view of the multi-dimensional detection component of the present invention; Figure 5 This is a schematic diagram of the transmission structure of the cleaning and heat dissipation mechanism of the present invention; Figure 6 For the present invention Figure 4 The enlarged view of the mark A in FIG. In the figure: 10, connecting body; 1, temperature detection mechanism; 11, extension assembly; 111, first cylinder; 112, sliding shaft; 113, detection frame; 114, rotating motor; 115, straight shaft; 116, drill bit; 12. Multi-dimensional detection component; 120. Fixed frame; 121. Heat-conducting frame; 122. Servo motor; 123. Top block; 124. Sliding rod; 125. Bump; 126. Auxiliary spring; 127. Temperature sensor; 2. Cleaning and heat dissipation mechanism; 21. Cleaning assembly; 211. First long rack; 212. Transmission shaft; 213. First meshing gear; 214. Meshing bevel gear; 215. Inner bevel gear; 216. Rotating frame; 217. Steel brush; 22. heat dissipation assembly; 221. second long rack; 222. second meshing gear; 223. follower shaft; 224. active bevel gear; 225. connecting shaft; 226. follower bevel gear; 227. transmission gear; 228. inner ring gear; 229. heat dissipation shaft; 230. follower gear; 231. heat dissipation fan blade; 232. second cylinder; 233. long shaft; 234. sealing frame. DETAILED DESCRIPTION

[0016] The following will be combined with the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0017] Example 1 like Figure 1 to Figure 6 As shown, this embodiment proposes a molten salt energy storage temperature sensor, including a connecting body 10, a temperature detection mechanism 1 and a cleaning and heat dissipation mechanism 2, wherein the temperature detection mechanism 1 is installed inside the connecting body 10, and the cleaning and heat dissipation mechanism 2 is installed on the top of the connecting body 10; The temperature detection mechanism 1 is composed of a protruding component 11 and a multi-dimensional detection component 12, wherein the protruding component 11 is installed inside the connecting body 10, and the multi-dimensional detection component 12 is installed at the bottom of the protruding component 11. The cleaning and heat dissipation mechanism 2 includes a cleaning component 21 and a heat dissipation component 22, and the cleaning component 21 and the heat dissipation component 22 are both installed on the top of the connecting body 10; The extending component 11 includes a first cylinder 111 , which is installed on the top of the connecting body 10 . A sliding shaft 112 is installed on the output end of the first cylinder 111 , and a detection frame 113 is fixedly connected to the bottom of the sliding shaft 112 .

[0018] like Figure 1~Figure 4 As shown, the extending component 11 further includes a rotating motor 114 , which is mounted at the bottom of the detection frame 113 . A straight shaft 115 is mounted at the output end of the rotating motor 114 , and a drill bit 116 is fixedly connected to the bottom of the straight shaft 115 .

[0019] like Figure 1 to Figure 6As shown, the multi-dimensional detection component 12 includes a fixed frame 120, a servo motor 122, a plurality of sliding rods 124 and a plurality of heat-conducting frames 121, the fixed frame 120 is fixedly connected to the inside of the detection frame 113, the servo motor 122 is installed on the top of the fixed frame 120, and a top block 123 is installed at the output end of the servo motor 122, a plurality of the heat-conducting frames 121 are fixedly connected to the outer peripheral surface of the detection frame 113 at equidistant intervals around the circumference, a plurality of the sliding rods 124 are slidingly assembled in the inside of the fixed frame 120 at equidistant intervals around the circumference, one end of the sliding rod 124 is fixedly connected to a protrusion 125, an auxiliary spring 126 is commonly connected between the protrusion 125 and the fixed frame 120, and a temperature sensor 127 is installed at the other end of the sliding rod 124.

[0020] like Figure 1 to Figure 6 As shown, the temperature sensor 127 is arranged on the outer wall of the fixed frame 120 , a groove is arranged on one side of the heat-conducting frame 121 , and the temperature sensor 127 fits in the groove. The heat-conducting frame 121 is made of ceramic material.

[0021] In this embodiment, first, the sensor is installed in the molten salt energy storage device by connecting the main body 10. When temperature detection is required, the first cylinder 111 is started, and its output end pushes the sliding shaft 112 and the detection frame 113 to extend downward, so that the multi-dimensional detection component 12 penetrates into the molten salt. While the detection frame 113 is extended, the rotating motor 114 is started, and the drill bit 116 is driven to rotate through the straight shaft 115 to further penetrate into the molten salt to ensure the accuracy of temperature detection. The servo motor 122 in the multi-dimensional detection component 12 drives the top block 123 to move. Through the cooperation of the sliding rod 124 and the protrusion 125, and the elastic force of the auxiliary spring 126, the temperature sensor 127 is close to the heat-conducting frame 121 and moves with it, so as to realize multi-dimensional temperature detection. The heat-conducting frame 121 is made of ceramic material, which can effectively conduct heat and protect the temperature sensor 127.

[0022] Example 2 like Figure 1~Figure 5As shown, based on the same concept as the above-mentioned embodiment 1, this embodiment also proposes that the cleaning component 21 includes a first long rack 211, a transmission shaft 212 and an inner ring bevel gear 215, the first long rack 211 is fixedly connected to the top of the detection frame 113, the transmission shaft 212 is rotatably installed inside the connecting body 10, one end of the transmission shaft 212 is fixedly connected to the first meshing gear 213, the first long rack 211 is meshed with the first meshing gear 213, the other end of the transmission shaft 212 is fixedly connected to the meshing bevel gear 214, the inner ring bevel gear 215 is rotatably installed inside the connecting body 10, the meshing bevel gear 214 is meshed with the inner ring bevel gear 215, the bottom of the inner ring bevel gear 215 is fixedly connected to a rotating frame 216, and a steel brush 217 is fixedly connected to the inner wall of the rotating frame 216.

[0023] like Figure 1~Figure 5 As shown, the heat dissipation assembly 22 includes a second long rack 221, a follower shaft 223, a connecting shaft 225, an inner ring gear 228 and two heat dissipation shafts 229, the second long rack 221 is fixedly connected to the top of the detection frame 113, the follower shaft 223, the connecting shaft 225 and the two heat dissipation shafts 229 are rotatably mounted on the top of the connecting body 10, one end of the follower shaft 223 is fixedly connected to the second meshing gear 222, the other end of the follower shaft 223 is fixedly connected to the active bevel gear 224, the second long rack 221 and the second meshing gear 222 are connected to each other Meshing, one end of the connecting shaft 225 is fixedly connected to a follower bevel gear 226, the other end of the connecting shaft 225 is fixedly connected to a transmission gear 227, the inner ring gear 228 is rotatably installed on the top of the connecting body 10, one end of the two heat dissipation shafts 229 is fixedly connected to a follower gear 230, the other end of the heat dissipation shaft 229 is fixedly connected to a heat dissipation fan blade 231, the active bevel gear 224 is meshed with the follower bevel gear 226, the transmission gear 227 is meshed with the inner ring gear 228, and the two transmission gears 227 are both meshed with the inner ring gear 228.

[0024] like Figure 1~Figure 5 As shown, a second cylinder 232 is installed on the top of the connecting body 10 , a long shaft 233 is installed on the output end of the second cylinder 232 , and a sealing frame 234 is fixedly connected to the top of the long shaft 233 .

[0025] In this embodiment, after the detection is completed, when the detection frame 113 is retracted, the up and down movement of the detection frame 113 will drive the first long rack 211 and the second long rack 221 to move. The first long rack 211 drives the inner ring bevel gear 215 to rotate through the first meshing gear 213 and the meshing bevel gear 214, and then drives the rotating frame 216 and the steel brush 217 to rotate, and cleans the outer wall of the detection frame 113 to prevent the molten salt scaling from affecting the detection accuracy. At the same time, the second long rack 221 drives the follower bevel gear 226 and the transmission gear 227 to rotate through the second meshing gear 222 and the active bevel gear 224, and then drives the inner ring gear 228 and the two follower gears 230 to rotate, and finally rotates the heat dissipation shaft 229 and the heat dissipation fan blades 231 to achieve the heat dissipation function and ensure that the sensor works stably for a long time; Furthermore, when the detection is completed, the second cylinder 232 is started, and the sealing frame 234 is pushed downward through the long shaft 233 to seal and protect the detection frame 113 to prevent the molten salt from entering the interior of the sensor and causing damage.

[0026] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A molten salt energy storage temperature sensor, characterized in that: It comprises a connecting body (10), a temperature detection mechanism (1) and a cleaning and heat dissipation mechanism (2), wherein the temperature detection mechanism (1) is installed inside the connecting body (10), and the cleaning and heat dissipation mechanism (2) is installed on the top of the connecting body (10); The temperature detection mechanism (1) is composed of a protruding component (11) and a multi-dimensional detection component (12); the protruding component (11) is mounted inside the connecting body (10); the multi-dimensional detection component (12) is mounted on the bottom of the protruding component (11); the cleaning and heat dissipation mechanism (2) comprises a cleaning component (21) and a heat dissipation component (22); the cleaning component (21) and the heat dissipation component (22) are both mounted on the top of the connecting body (10); The extension assembly (11) comprises a first cylinder (111), the first cylinder (111) being mounted on the top of the connection body (10), a sliding shaft (112) being mounted on the output end of the first cylinder (111), and a detection frame (113) being fixedly connected to the bottom of the sliding shaft (112).

2. A molten salt energy storage temperature sensor according to claim 1, characterized in that: The extension assembly (11) further comprises a rotating motor (114), the rotating motor (114) being mounted at the bottom of the detection frame (113), a straight shaft (115) being mounted at the output end of the rotating motor (114), and a drill bit (116) being fixedly connected to the bottom of the straight shaft (115).

3. A molten salt energy storage temperature sensor according to claim 1, characterized in that: The multi-dimensional detection component (12) comprises a fixed frame (120), a servo motor (122), a plurality of sliding rods (124) and a plurality of heat-conducting frames (121); the fixed frame (120) is fixedly connected to the inside of the detection frame (113); the servo motor (122) is mounted on the top of the fixed frame (120); a top block (123) is mounted on the output end of the servo motor (122); a plurality of heat-conducting frames (121) are fixedly connected to the outer peripheral surface of the detection frame (113) at equidistant intervals around the circumference; a plurality of sliding rods (124) are slidably assembled inside the fixed frame (120) at equidistant intervals around the circumference; a convex block (125) is fixedly connected to one end of the sliding rod (124); an auxiliary spring (126) is commonly connected between the convex block (125) and the fixed frame (120); and a temperature sensor (127) is mounted on the other end of the sliding rod (124).

4. A molten salt energy storage temperature sensor according to claim 3, characterized in that: The temperature sensor (127) is arranged on the outer wall of the fixed frame (120); a groove is arranged on one side of the heat-conducting frame (121); the temperature sensor (127) fits in the groove; and the heat-conducting frame (121) is made of ceramic material.

5. A molten salt energy storage temperature sensor according to claim 1, characterized in that: The cleaning assembly (21) comprises a first long rack (211), a transmission shaft (212) and an inner ring bevel gear (215); the first long rack (211) is fixedly connected to the top of the detection frame (113); the transmission shaft (212) is rotatably mounted inside the connection body (10); one end of the transmission shaft (212) is fixedly connected to a first meshing gear (213); the first long rack (211) meshes with the first meshing gear (213); the other end of the transmission shaft (212) is fixedly connected to a meshing bevel gear (214); the inner ring bevel gear (215) is rotatably mounted inside the connection body (10); the meshing bevel gear (214) meshes with the inner ring bevel gear (215); the bottom of the inner ring bevel gear (215) is fixedly connected to a rotating frame (216); and a steel brush (217) is fixedly connected to the inner wall of the rotating frame (216).

6. A molten salt energy storage temperature sensor according to claim 5, characterized in that: The heat dissipation assembly (22) comprises a second long rack (221), a follower shaft (223), a connecting shaft (225), an inner ring gear (228) and two heat dissipation shafts (229); the second long rack (221) is fixedly connected to the top of the detection frame (113); the follower shaft (223), the connecting shaft (225) and the two heat dissipation shafts (229) are rotatably mounted on the top of the connection body (10); one end of the follower shaft (223) is fixedly connected to a second meshing gear (222); the other end of the follower shaft (223) is fixedly connected to an active bevel gear (224); the second long rack (221) and the second meshing gear (222) are fixedly connected to each other. The connecting shaft (225) is meshed with each other, one end of the connecting shaft (225) is fixedly connected to a follower bevel gear (226), the other end of the connecting shaft (225) is fixedly connected to a transmission gear (227), the inner ring gear (228) is rotatably mounted on the top of the connecting body (10), one end of the two heat dissipation shafts (229) is fixedly connected to a follower gear (230), the other end of the heat dissipation shaft (229) is fixedly connected to a heat dissipation fan blade (231), the active bevel gear (224) is meshed with the follower bevel gear (226), the transmission gear (227) is meshed with the inner ring gear (228), and the two transmission gears (227) are both meshed with the inner ring gear (228).

7. A molten salt energy storage temperature sensor according to claim 1, characterized in that: A second cylinder (232) is installed on the top of the connection body (10), a long shaft (233) is installed on the output end of the second cylinder (232), and a sealing frame (234) is fixedly connected to the top of the long shaft (233).

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