An Internet of Things smart meter with over-temperature protection mechanism

Abstract

The utility model relates to the technical field of smart meters, and discloses an Internet of Things smart meter with a temperature over-limit protection mechanism, including a shell, an inner wall of the shell is provided with a smart meter body, a top of the shell is provided with an installation box, an inner wall of the installation box is provided with a detection mechanism for temperature detection and protection inside the shell, radiators are provided on the outer walls at both ends of the shell, clamping mechanisms for fixing the radiator are provided at both ends of the bottom of the inner wall of the shell, a limiting mechanism for limiting the position of the clamping mechanism is provided at the top of the clamping mechanism, and the clamping mechanism includes a second slide rail fixed at both ends of the bottom of the inner wall of the shell, and a second slider adapted thereto is slidably provided at the top of the second slide rail. The utility model sets a limiting mechanism, and when the second slider moves, the U-shaped limiting rod will slide on the outer wall of the V-shaped limiting block, and the U-shaped limiting rod will limit the second slider, thereby achieving the effect of rapid installation and disassembly of the radiator.

Description

Technical Field

[0001] The utility model relates to the technical field of smart electric meters, and in particular to an Internet of Things smart electric meter with a temperature over-limit protection mechanism. Background Art

[0002] Smart meters are smart terminals of smart grids. In addition to the basic electricity consumption metering function of traditional electricity meters, in order to adapt to the use of smart grids and new energy, they also have two-way multi-rate metering function, user-side control function, two-way data communication function with multiple data transmission modes, anti-electricity theft function and other intelligent functions. Smart meters represent the development direction of intelligent terminals for end users of future energy-saving smart grids.

[0003] However, traditional IoT smart meters do not have over-temperature protection function. Excessive temperature can cause serious consequences such as short circuit and fire. In addition, a radiator is generally installed in the smart meter box, which is usually fixed to the inner wall of the box by bolts and nuts. When used for a long time, the radiator may need repair and maintenance, which is troublesome, time-consuming and labor-intensive to disassemble. Therefore, it is urgent to solve this kind of problem. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose an Internet of Things smart meter with a temperature over-limit protection mechanism.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] An Internet of Things smart meter with a temperature over-limit protection mechanism comprises a shell, an inner wall of the shell is provided with a smart meter body, a top of the shell is provided with a mounting box, an inner wall of the mounting box is provided with a detection mechanism for detecting and protecting the temperature inside the shell, radiators are provided on the outer walls at both ends of the shell, clamping mechanisms for fixing the radiators are provided at both ends of the bottom of the inner wall of the shell, and a limiting mechanism for limiting the position of the clamping mechanism is provided on the top of the clamping mechanism;

[0007] The clamping mechanism includes second slide rails fixed at both ends of the bottom inner wall of the shell, the top of the second slide rail is slidably provided with a second slider adapted thereto, the outer walls at both ends of the shell are provided with a first notch, the bottom of the inner wall of the shell is fixed with a first slide rail at one end close to the first notch, and the first slide rails are arranged vertically, the first slide rails are provided with first sliders adapted thereto on both sides of the top, first connecting rods are fixed on both sides of the top of the first slider, and a clamping plate is fixed on the top of a side of the first connecting rod close to each other, and when the second slider moves, it will drive the two clamping plates to clamp and fix the outer walls on both sides of the radiator.

[0008] As a further solution of the utility model, an anti-slip pad is provided on one side of the two clamping plates close to each other, and second connecting rods are rotatably connected to the two sides of the top of the second sliding block. The other ends of the two second connecting rods correspond one by one to the tops of the two first sliding blocks and are rotatably connected, and a limiting mechanism is provided on the top of the second slide rail.

[0009] As a further solution of the present invention, the limiting mechanism includes a U-shaped mounting shell fixed on the top of the second slider, a V-shaped limiting block is fixed to one end of the top of the second slider, and the V-shaped limiting block is located inside the U-shaped mounting shell, a second L-shaped fixing plate is fixed to the outer wall of one end of the second slide rail, the top of the second L-shaped fixing plate is rotatably connected to a U-shaped limiting rod, and the U-shaped limiting rod is adapted to the V-shaped limiting block.

[0010] As a further solution of the utility model, a triangular fixing block is fixed on one side of the top of the second L-shaped fixing plate, a second spring is fixed to the outer wall of one end of the triangular fixing block, and the other end of the second spring is fixed to the outer wall of one side of the U-shaped limit rod, and when the V-shaped limit block moves close to the U-shaped limit rod, the U-shaped limit rod will limit the second slider.

[0011] As a further solution of the utility model, a third fixing plate is fixed to the outer walls on both sides of one end of the second sliding block, a first spring is fixed to the outer wall of the third fixing plate, and the other end of the first spring is fixedly connected to the inner walls on both sides of the second L-shaped fixing plate.

[0012] As a further solution of the utility model, a first L-shaped connecting plate is fixed to one end of the top of the second sliding block, a placing platform is fixed to one end of the top of the first L-shaped connecting plate, and the placing platform is located below the clamping plate.

[0013] As a further solution of the utility model, the detection mechanism includes an installation box fixed on the top of the outer shell, a circuit breaker is installed at one end of the bottom of the inner wall of the installation box, a controller is installed at the other end of the bottom of the inner wall of the installation box, a temperature sensor is installed on the top of the inner wall of the outer shell, and the input end of the controller is electrically connected to the output end of the temperature sensor, and the controller and the circuit breaker are electrically connected through a wire, and the circuit breaker can control the switch of the smart meter body circuit.

[0014] As a further solution of the utility model, a sliding door is provided on one side outer wall of the shell, and a handle is fixed on one side outer wall of the sliding door.

[0015] The beneficial effects of the utility model are:

[0016] The utility model provides a limiting mechanism, when the second slider moves, the U-shaped limiting rod will slide on the outer wall of the V-shaped limiting block, and the U-shaped limiting rod will limit the second slider, thereby achieving the effect of rapid installation and disassembly of the radiator.

[0017] The utility model: by providing a detection mechanism, the output end of the controller is electrically connected to the output ends of the two radiators, and then the first temperature limit and the second temperature limit are set by the controller, the second temperature limit is higher than the first temperature limit, when the interior of the smart meter body reaches the first temperature limit, the temperature sensor will transmit the temperature to the controller, and the controller will start the two radiators to dissipate heat and ventilate the interior of the shell, when the smart meter body reaches the second temperature limit, the circuit breaker will directly disconnect the power supply of the smart meter body, thereby achieving the effect of detecting and protecting the smart meter body. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a three-dimensional structural diagram of an IoT smart meter with an over-temperature protection mechanism proposed by the utility model;

[0019] Figure 2 This is a schematic diagram of a first partial cross-sectional structure of an Internet of Things smart meter with a temperature over-limit protection mechanism proposed by the utility model;

[0020] Figure 3 This is a schematic diagram of a second partial structure of an IoT smart meter with an over-temperature protection mechanism proposed by the utility model;

[0021] Figure 4 The utility model proposes an IoT smart meter with a temperature over-limit protection mechanism. Figure 3 Enlarged structural diagram at A in the middle.

[0022] In the figure: 1. shell; 2. sliding door; 3. handle; 4. radiator; 5. installation box; 6. smart meter body; 7. controller; 8. circuit breaker; 9. temperature sensor; 10. first notch; 11. clamping plate; 12. first connecting rod; 13. anti-skid pad; 15. placement table; 16. first L-shaped connecting plate; 17. first slide rail; 18. first slider; 19. second connecting rod; 20. second slider; 21. U-shaped installation shell; 22. third fixing plate; 23. second slide rail; 24. second L-shaped fixing plate; 25. V-shaped limit block; 26. triangular fixing block; 27. first spring; 28. second spring; 29. ​​U-shaped limit rod. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0025] Reference Figure 1-Figure 4 , an Internet of Things smart meter with a temperature over-limit protection mechanism, comprising a shell 1, an inner wall of the shell 1 is provided with a smart meter body 6, a top of the shell 1 is provided with a mounting box 5, an inner wall of the mounting box 5 is provided with a detection mechanism for temperature detection and protection inside the shell 1, radiators 4 are provided on the outer walls at both ends of the shell 1, clamping mechanisms for fixing the radiator 4 are provided at both ends of the bottom of the inner wall of the shell 1, and a limiting mechanism for limiting the position of the clamping mechanism is provided on the top of the clamping mechanism;

[0026] The clamping mechanism includes a second slide rail 23 fixed at both ends of the bottom of the inner wall of the shell 1, and a second slider 20 adapted thereto is slidably provided on the top of the second slide rail 23. First notches 10 are provided on the outer walls at both ends of the shell 1. A first slide rail 17 is fixed to one end of the bottom of the inner wall of the shell 1 close to the first notch 10, and the first slide rail 17 is arranged vertically. First sliders 18 adapted thereto are provided on both sides of the top of the first slide rail 17, and first connecting rods 12 are fixed on both sides of the top of the first slider 18. A clamping plate 11 is fixed on the top of a side of the first connecting rod 12 close to each other. When the second slider 20 moves, it will drive the two clamping plates 11 to clamp and fix the outer walls of both sides of the radiator 4.

[0027] In this embodiment, an anti-slip pad 13 is provided on one side of the two clamping plates 11 that are close to each other, and second connecting rods 19 are rotatably connected to both sides of the top of the second slider 20. The other ends of the two second connecting rods 19 correspond one-to-one to the tops of the two first sliders 18 and are rotatably connected, and a limiting mechanism is provided on the top of the second slide rail 23.

[0028] In this embodiment, the limiting mechanism includes a U-shaped mounting shell 21 fixed on the top of the second slider 20, a V-shaped limiting block 25 is fixed at one end of the top of the second slider 20, and the V-shaped limiting block 25 is located inside the U-shaped mounting shell 21, a second L-shaped fixing plate 24 is fixed to the outer wall of one end of the second slide rail 23, and a U-shaped limiting rod 29 is rotatably connected to the top of the second L-shaped fixing plate 24, and the U-shaped limiting rod 29 is adapted to the V-shaped limiting block 25.

[0029] In this embodiment, a triangular fixing block 26 is fixed to one side of the top of the second L-shaped fixing plate 24 , a second spring 28 is fixed to the outer wall of one end of the triangular fixing block 26 , and the other end of the second spring 28 is fixed to the outer wall of one side of the U-shaped limiting rod 29 .

[0030] In this embodiment, a third fixing plate 22 is fixed to the outer walls on both sides of one end of the second slider 20, and a first spring 27 is fixed to the outer wall of the third fixing plate 22. The other end of the first spring 27 is fixedly connected to the inner walls on both sides of the second L-shaped fixing plate 24. When the V-shaped limit block 25 moves close to the U-shaped limit rod 29, the U-shaped limit rod 29 will limit the second slider 20.

[0031] In this embodiment, a first L-shaped connecting plate 16 is fixed to one end of the top of the second sliding block 20 , a placing platform 15 is fixed to one end of the top of the first L-shaped connecting plate 16 , and the placing platform 15 is located below the clamping plate 11 .

[0032] In this embodiment, the detection mechanism includes an installation box 5 fixed on the top of the shell 1, a circuit breaker 8 is installed at one end of the bottom of the inner wall of the installation box 5, a controller 7 is installed at the other end of the bottom of the inner wall of the installation box 5, a temperature sensor 9 is installed on the top of the inner wall of the shell 1, and the input end of the controller 7 is electrically connected to the output end of the temperature sensor 9, and the controller 7 is electrically connected to the circuit breaker 8 through a wire, and the circuit breaker 8 can control the switch of the circuit of the smart meter body 6.

[0033] In this embodiment, a sliding door 2 is provided on one side outer wall of the housing 1 , and a handle 3 is fixed on one side outer wall of the sliding door 2 .

[0034] Working principle: when in use, first insert the two radiators 4 into the first notches 10, then place the radiator 4 on the top of the placement table 15, then press the placement table 15, then the placement table 15 will drive the second slider 20 to slide on the second slide rail 23, then the second slider 20 will drive the two second connecting rods 19 to move, then the second connecting rod 19 will drive the two first sliders 18 to approach each other, then the first slider 18 will drive the two first connecting rods 12 to approach each other, then the first connecting rod 12 will drive the two clamping plates 11 to approach the outer walls of both sides of the radiator 4, then the anti-slip pad 13 will reinforce the fixation of the radiator 4, when the second slider 20 moves, then the second slider 20 will drive the V-shaped limit block 25 to move, then the third fixing plate 22 will press the first spring 27, and when the V-shaped limit block 25 contacts the bottom of the U-shaped limit rod 29, then the U-shaped limit rod 29 will be in the V-shaped limit block 2 5, when it slides to one end of the V-shaped limit block 25, the second spring 28 will reset the U-shaped limit rod 29, and the U-shaped limit rod 29 will limit the second slider 20, thereby achieving the effect of quickly installing and disassembling the radiator 4. At this time, the output end of the controller 7 is electrically connected to the output ends of the two radiators 4, and then the first temperature limit and the second temperature limit are set by the controller 7. The second temperature limit is higher than the first temperature limit. When the interior of the smart meter body 6 reaches the first temperature limit, the temperature sensor 9 will transmit the temperature to the controller 7, and the controller 7 will start the two radiators 4 to dissipate heat and ventilate the interior of the shell 1. When the smart meter body 6 reaches the second temperature limit, the controller 7 will issue a command to the circuit breaker 8, and the circuit breaker 8 will directly disconnect the power supply of the smart meter body 6 to prevent fire caused by excessive temperature, thereby achieving the effect of detecting and protecting the smart meter body 6.

[0035] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0036] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0037] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable where appropriate, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein, for example. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device that includes a series of steps or units is not necessarily limited to those steps or units that are clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0038] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An Internet of Things smart meter with a temperature over-limit protection mechanism, comprising a housing (1), characterized in that: The inner wall of the shell (1) is provided with a smart meter body (6); the top of the shell (1) is provided with a mounting box (5); the inner wall of the mounting box (5) is provided with a detection mechanism for detecting and protecting the temperature inside the shell (1); the outer walls at both ends of the shell (1) are provided with radiators (4); the bottom ends of the inner wall of the shell (1) are provided with clamping mechanisms for fixing the radiator (4); and the top of the clamping mechanism is provided with a limiting mechanism for limiting the position of the clamping mechanism; The clamping mechanism comprises a second slide rail (23) fixed at both ends of the bottom of the inner wall of the shell (1); a second slider (20) adapted thereto is slidably provided at the top of the second slide rail (23); first notches (10) are provided on the outer walls at both ends of the shell (1); a first slide rail (17) is fixed at one end of the bottom of the inner wall of the shell (1) close to the first notch (10), and the first slide rail (17) is arranged vertically; first sliders (18) adapted thereto are provided at both sides of the top of the first slide rail (17); first connecting rods (12) are fixed at both sides of the top of the first slider (18); a clamping plate (11) is fixed at the top of a side of the first connecting rod (12) close to each other.

2. The IoT smart meter with over-temperature protection mechanism according to claim 1, characterized in that: An anti-slip pad (13) is provided on the side where the two clamping plates (11) are close to each other, and second connecting rods (19) are rotatably connected to the two sides of the top of the second sliding block (20), and the other ends of the two second connecting rods (19) correspond to the tops of the two first sliding blocks (18) one by one and are rotatably connected, and a limiting mechanism is provided on the top of the second sliding rail (23).

3. The IoT smart meter with over-temperature protection mechanism according to claim 2, characterized in that: The limiting mechanism comprises a U-shaped mounting shell (21) fixed on the top of the second slider (20); a V-shaped limiting block (25) is fixed on one end of the top of the second slider (20), and the V-shaped limiting block (25) is located inside the U-shaped mounting shell (21); a second L-shaped fixing plate (24) is fixed on the outer wall of one end of the second slide rail (23); a U-shaped limiting rod (29) is rotatably connected to the top of the second L-shaped fixing plate (24), and the U-shaped limiting rod (29) is adapted to the V-shaped limiting block (25).

4. The IoT smart meter with over-temperature protection mechanism according to claim 3, characterized in that: A triangular fixing block (26) is fixed to one side of the top of the second L-shaped fixing plate (24), a second spring (28) is fixed to an outer wall at one end of the triangular fixing block (26), and the other end of the second spring (28) is fixed to an outer wall at one side of the U-shaped limiting rod (29).

5. The IoT smart meter with over-temperature protection mechanism according to claim 4, characterized in that: A third fixing plate (22) is fixed to the outer walls on both sides of one end of the second sliding block (20), a first spring (27) is fixed to the outer wall of the third fixing plate (22), and the other end of the first spring (27) is fixedly connected to the inner walls on both sides of the second L-shaped fixing plate (24).

6. The IoT smart meter with over-temperature protection mechanism according to claim 5, characterized in that: A first L-shaped connecting plate (16) is fixed to one end of the top of the second sliding block (20), a placing platform (15) is fixed to one end of the top of the first L-shaped connecting plate (16), and the placing platform (15) is located below the clamping plate (11).

7. The IoT smart meter with over-temperature protection mechanism according to claim 1, characterized in that: The detection mechanism comprises an installation box (5) fixed on the top of the housing (1), a circuit breaker (8) is installed at one end of the bottom of the inner wall of the installation box (5), a controller (7) is installed at the other end of the bottom of the inner wall of the installation box (5), a temperature sensor (9) is installed at the top of the inner wall of the housing (1), an input end of the controller (7) is electrically connected to an output end of the temperature sensor (9), the controller (7) is electrically connected to the circuit breaker (8) via a wire, and the circuit breaker (8) can control the switch of the circuit of the smart meter body (6).

8. The IoT smart meter with over-temperature protection mechanism according to claim 1, characterized in that: A sliding door (2) is provided on one side outer wall of the housing (1), and a handle (3) is fixed on one side outer wall of the sliding door (2).

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