Self-powered temperature sensor

Abstract

The utility model discloses a self-powered temperature sensor which comprises a lower fixing plate, the surface of the lower fixing plate is provided with a groove, the upper surface of the lower fixing plate is provided with a circuit board, the upper surface of the circuit board is provided with a power supply battery, the upper end of the lower fixing plate is provided with an upper cover plate, and the lower end of the upper cover plate is provided with a cavity. And the top surface of the cavity of the upper cover plate is slidably connected with a limiting pressing column, a positioning column is fixed to the lower surface of the upper cover plate, and a cavity is formed in the lower fixing plate. The self-powered temperature sensor is provided with a positioning column and a locking sliding block, so that when the self-powered temperature sensor works, a circuit board is fixed on the surface of a lower fixing plate, a power supply battery is used for supplying power, the mounting and positioning efficiency of the self-powered temperature sensor is improved through the positioning column, and the positioning column is clamped through the locking sliding block; the lower fixing plate and the upper cover plate can be conveniently connected and fixed, and the installation efficiency and stability are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of temperature sensors, in particular to a self-powered temperature sensor. Background Art

[0002] Traditional temperature measurement methods have long cycles, complex construction, low efficiency, and are not easy to manage. When a failure occurs, a lot of manpower is required for physical inspection and re-laying of cables. In certain situations, the monitoring points are scattered, the environment is closed, or there is high voltage, and many temperature measurement methods cannot achieve measurement work. It is composed of a wireless temperature display, a wireless temperature sensor, and a background management system. It can realize on-site and remote online monitoring and early warning of equipment temperature changes under various harsh environmental conditions, which is convenient for maintenance personnel to fully and timely grasp the equipment operation status. It is specifically used in various contacts and connection points of electrical equipment. Temperature sensors refer to sensors that can sense temperature and convert it into usable output signals. Temperature sensors are the core part of temperature measuring instruments. There are many varieties. According to the measurement method, they can be divided into two categories: contact and non-contact. According to the sensor material and electronic component characteristics, they can be divided into thermal resistors and thermocouples.

[0003] Existing temperature sensors, such as the wireless temperature sensor disclosed in announcement number "CN217953722U", are assembled by splitting the shell into three parts, which facilitates the installation and fixation of the PCB board. However, in actual use, screws are still required for connection and fixation, which increases the working time during disassembly and maintenance and reduces practicality. Utility Model Content

[0004] The utility model aims to provide a self-powered temperature sensor to solve the problem in the background art that, in actual use, screws are still needed for connection and fixation, which increases the working time during disassembly and maintenance and reduces the practicality.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a self-powered temperature sensor comprises a lower fixed plate, a surface of which is provided with a groove, an upper surface of the lower fixed plate is provided with a circuit board, an upper surface of the circuit board is installed with a power supply battery, an upper end of the lower fixed plate is installed with an upper cover plate, a lower end of the upper cover plate is provided with a cavity, and the top surface of the upper cover plate cavity is slidably connected to a limited pressure column, a positioning column is fixed to the lower surface of the upper cover plate, a cavity is provided inside the lower fixed plate, and two unlocking slides are slidably connected to the inner wall of the lower fixed plate cavity, two first magnets are fixed to the side surface of one end of the unlocking slide, a locking slider is slidably connected to the inner wall of the cavity of the lower fixed plate, and a second magnet is fixedly connected to the locking slider toward one end of the unlocking slide, and a supporting mechanism is provided on the side of the upper cover plate, which pushes air into the pressing airbag through the movement of the air guide piston column so that it clamps the wire with the supporting clamp.

[0006] Preferably, a rubber pad is provided at the lower end of the limiting pressure column, a spring is connected between the limiting pressure column and the upper cover plate, and a groove is provided on the top surface of the cavity of the upper cover plate.

[0007] By adopting the above technical solution, the rubber pad at the lower end of the limiting pressure column is used to reduce damage, and the limiting pressure column is pushed down by the spring of the upper cover plate.

[0008] Preferably, a groove is provided on the side surface of the positioning column, a spring is connected between the unlocking slide plate and the lower fixed plate, and the magnetic poles of the first magnet and the second magnet facing each other are the same.

[0009] By adopting the above technical solution, the positioning column is locked and fixed by the groove of the positioning column, and the first magnet is driven to move by the unlocking slide.

[0010] Preferably, a spring is connected between the locking slider and the lower fixing plate, and the locking slider is snap-fitted with the positioning column.

[0011] By adopting the above technical solution, the locking slider is locked and fixed to the positioning column by sliding the locking slider.

[0012] Preferably, the supporting mechanism includes a supporting splint, which is fixedly connected to the upper surface of the lower fixed plate, a non-slip pad is fixed on the surface of the supporting splint, an opening is provided on the side surface of the upper cover plate, and a pressing airbag is fixed on the inner wall of the opening of the upper cover plate, a linkage air groove is provided inside the upper cover plate, and an air guide piston column is fixed to the upper end of the limiting pressure column.

[0013] By adopting the above technical solution, the supporting clamp supports the wire through the supporting mechanism.

[0014] Preferably, the supporting splint and the anti-skid cushion are both of arc-shaped design, the pressing airbag is of arc-shaped design, and the pressing airbag is connected to the linkage air groove.

[0015] By adopting the above technical solution, the air-guiding piston column slides, so that the air-guiding piston column guides the air from the linkage air groove into the suppression airbag.

[0016] Preferably, the air-guiding piston column is communicated with the linkage air groove, and the outer surface of the upper end of the air-guiding piston column is in contact with the inner wall of the linkage air groove, and the air-guiding piston column is in sliding connection with the upper cover plate.

[0017] By adopting the above technical solution, the compressed airbag is expanded so that the compressed airbag is pressed against the surface of the wire for buffering.

[0018] Compared with the prior art, the beneficial effects of the present invention are: the self-powered temperature sensor:

[0019] 1. A positioning column and a locking slider are provided, so that when the device is working, the circuit board is fixed on the surface of the lower fixing plate and powered by the power supply battery. The positioning column improves the efficiency of the installation and positioning of the device, and the locking slider engages the positioning column, which facilitates the connection and fixation of the lower fixing plate and the upper cover plate, thereby improving the efficiency and stability of the installation;

[0020] 2. An unlocking slide and a first magnet are provided. When the device is working, the unlocking slide is pushed to drive the two first magnets on the surface to slide, so that the first magnet corresponds to and attracts the second magnet, and the locking slide is driven to slide by the second magnet, so that the positioning column is unlocked, the speed of disassembly and assembly of the device is improved, and the convenience of work is increased;

[0021] 3. A supporting splint and a suppressing airbag are provided, so that when the device is working, the wire is limited by the opening of the supporting splint and the upper cover plate, and at the same time, the limiting pressure column presses and fixes the circuit board, so that the limiting pressure column drives the air guide piston column to slide, and the air guide piston column guides the air from the linkage air groove into the suppressing airbag, so that the suppressing airbag can be expanded and then cooperated with the anti-slip pad to support and buffer the wire, thereby improving the protection performance. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the three-dimensional structure of the lower fixing plate and the upper cover plate connected to the utility model;

[0023] Figure 2 This is a schematic diagram of the three-dimensional structure of the connection between the lower fixing plate and the circuit board of the utility model;

[0024] Figure 3 This is a schematic diagram of the three-dimensional structure of the upper cover plate and the positioning column connected to the utility model;

[0025] Figure 4 This is a schematic diagram of the three-dimensional structure of the lower fixing plate and the supporting clamping plate connected to the utility model;

[0026] Figure 5 This is a schematic diagram of the three-dimensional structure of the unlocking slide plate connected to the first magnet of the utility model;

[0027] Figure 6 It is a schematic diagram of the overall front cross-sectional structure of the utility model.

[0028] In the figure: 1. lower fixing plate; 2. circuit board; 3. power supply battery; 4. upper cover plate; 5. limit pressure column; 6. positioning column; 7. unlocking slide plate; 8. first magnet; 9. locking slider; 10. second magnet; 11. supporting splint; 12. anti-slip cushion; 13. suppressing airbag; 14. air guide piston column; 15. linkage air groove. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] See also Figure 1-6 The utility model provides a technical solution: a self-powered temperature sensor, including a lower fixed plate 1, a circuit board 2, a power supply battery 3, an upper cover plate 4, a limit pressure column 5, a positioning column 6, an unlocking slide plate 7, a first magnet 8, a locking slider 9, a second magnet 10, a supporting splint 11, an anti-slip cushion 12, a pressing airbag 13, an air guide piston column 14 and a linkage air groove 15, the lower fixed plate 1, a groove is provided on its surface, a rubber pad is provided at the lower end of the limit pressure column 5, a spring is connected between the limit pressure column 5 and the upper cover plate 4, and the top surface of the cavity of the upper cover plate 4 A groove is provided on the surface, a groove is provided on the side surface of the positioning column 6, a spring is connected between the unlocking slide plate 7 and the lower fixed plate 1, the first magnet 8 and the second magnet 10 have the same magnetic poles at one end facing each other, a spring is connected between the locking slider 9 and the lower fixed plate 1, and the locking slider 9 and the positioning column 6 form a snap connection. When using this device, first fix the circuit board 2 on the upper surface of the lower fixed plate 1, and power the device through the power supply battery 3 on the surface of the circuit board 2. During installation, the positioning column 6 of the upper cover plate 4 is inserted into the groove of the lower fixed plate 1 for positioning.

[0031] A circuit board 2 is arranged on the upper surface of the lower fixed plate 1, a power supply battery 3 is installed on the upper surface of the circuit board 2, an upper cover plate 4 is installed on the upper end of the lower fixed plate 1, a cavity is arranged on the lower end of the upper cover plate 4, and the top surface of the cavity of the upper cover plate 4 is slidably connected with a limited pressure column 5, a positioning column 6 is fixed on the lower surface of the upper cover plate 4, and the supporting mechanism includes a supporting splint 11, which is fixedly connected to the upper surface of the lower fixed plate 1, a non-slip soft pad 12 is fixed on the surface of the supporting splint 11, an opening is arranged on the side surface of the upper cover plate 4, and the upper cover plate 4 opening A pressing air bag 13 is fixed to the inner wall of the opening, a linkage air groove 15 is opened inside the upper cover plate 4, and an air guide piston column 14 is fixed to the upper end of the limiting pressure column 5. By pushing the unlocking slide plate 7, the first magnet 8 is driven to attract the second magnet 10, so that the second magnet 10 drives the locking slider 9 to slide, which is convenient for the insertion of the positioning column 6. Then the unlocking slide plate 7 is released to make the first magnet 8 away from the second magnet 10, and the locking slider 9 is pushed by the spring to slide to engage and fix the positioning column 6, thereby improving the efficiency of disassembling and assembling the lower fixed plate 1 and the upper cover plate 4.

[0032] A cavity is provided inside the lower fixed plate 1, and two unlocking slides 7 are slidably connected to the inner wall of the cavity of the lower fixed plate 1, and two first magnets 8 are fixed to the side surface of one end of the unlocking slide 7, and a locking slider 9 is slidably connected to the inner wall of the cavity of the lower fixed plate 1, and a second magnet 10 is fixedly connected to the locking slider 9 toward one end of the unlocking slide 7. A supporting mechanism is provided on the side of the upper cover plate 4, which pushes air into the pressing airbag 13 through the movement of the air-guiding piston column 14 so that the air is clamped with the supporting clamp 11 on the wire. The supporting clamp 11 and the anti-slip cushion 12 are both arc-shaped designs, and the pressing airbag 13 is arc-shaped. The pressing airbag 13 is connected to the linkage air groove 15, and the air-guiding piston The column 14 is connected with the linkage air groove 15, and the outer surface of the upper end of the air-guiding piston column 14 is in contact with the inner wall of the linkage air groove 15. The air-guiding piston column 14 is slidably connected with the upper cover plate 4. When the upper cover plate 4 is installed, the limit pressure column 5 is pushed by the spring on the inner wall of the upper cover plate 4, so that the rubber pad at the lower end of the limit pressure column 5 presses the circuit board 2, thereby limiting the circuit board 2. At the same time, the limit pressure column 5 drives the air-guiding piston column 14 to slide upward, so that the air-guiding piston column 14 introduces air from the linkage air groove 15 into the pressing airbag 13, so that after the pressing airbag 13 expands, it cooperates with the supporting splint 11 and the anti-slip cushion 12 to support and limit the wire, thereby improving the stability of the wire.

[0033] Working principle: When using the self-powered temperature sensor, the circuit board 2 and the power supply battery 3 are installed through the lower fixed plate 1, and the unlocking slide plate 7 is pressed to drive the first magnet 8 to attract the second magnet 10, so that the second magnet 10 drives the locking slider 9 to slide, and the lower fixed plate 1 and the upper cover plate 4 are connected through the positioning column 6, and then the positioning column 6 is clamped and fixed by the locking slider 9, and the limiting pressure column 5 is fixed on the surface of the circuit board 2, so that the limiting pressure column 5 drives the air guide piston column 14 to slide up, and the air is introduced from the linkage air groove 15 into the pressing air bag 13 through the air guide piston column 14, so that the pressing air bag 13 can cooperate with the supporting splint 11 and the anti-slip pad 12 to limit the wire after it expands, thereby increasing the overall practicality.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A self-powered temperature sensor, comprising a lower fixing plate (1), a surface of which is provided with a groove, a circuit board (2) is provided on the upper surface of the lower fixing plate (1), a power supply battery (3) is installed on the upper surface of the circuit board (2), and an upper cover plate (4) is installed on the upper end of the lower fixing plate (1), characterized in that: The lower end of the upper cover plate (4) is provided with a cavity, and the top surface of the cavity of the upper cover plate (4) is slidably connected to a limited pressure column (5), the lower surface of the upper cover plate (4) is fixed with a positioning column (6), the lower fixed plate (1) is provided with a cavity inside, and the inner wall of the cavity of the lower fixed plate (1) is slidably connected to two unlocking slides (7), the side surface of one end of the unlocking slide (7) is fixed with two first magnets (8), the inner wall of the cavity of the lower fixed plate (1) is slidably connected to a locking slider (9), and the locking slider (9) is fixedly connected to one end of the unlocking slide (7), and a supporting mechanism is provided on the side of the upper cover plate (4), which pushes air into the pressing airbag (13) through the movement of the air guide piston column (14) so ​​that it clamps the wire with the supporting clamp (11).

2. A self-powered temperature sensor according to claim 1, characterized in that: A rubber pad is provided at the lower end of the limiting pressure column (5), a spring is connected between the limiting pressure column (5) and the upper cover plate (4), and a groove is provided on the top surface of the cavity of the upper cover plate (4).

3. A self-powered temperature sensor according to claim 1, characterized in that: A groove is provided on the side surface of the positioning column (6), a spring is connected between the unlocking slide plate (7) and the lower fixing plate (1), and the magnetic poles of the first magnet (8) and the second magnet (10) facing each other are the same.

4. A self-powered temperature sensor according to claim 1, characterized in that: A spring is connected between the locking slider (9) and the lower fixed plate (1), and the locking slider (9) and the positioning column (6) form a snap-fit ​​connection.

5. The self-powered temperature sensor according to claim 1, characterized in that: The support mechanism comprises a support splint (11), the support splint (11) being fixedly connected to the upper surface of the lower fixed plate (1), a non-slip soft pad (12) being fixed to the surface of the support splint (11), an opening being provided on the side surface of the upper cover plate (4), and a pressing air bag (13) being fixed to the inner wall of the opening of the upper cover plate (4), a linkage air groove (15) being provided inside the upper cover plate (4), and a gas-guiding piston column (14) being fixed to the upper end of the limit pressure column (5).

6. A self-powered temperature sensor according to claim 5, characterized in that: The supporting splint (11) and the anti-skid cushion (12) are both of arc-shaped design, the pressing airbag (13) is of arc-shaped design, and the pressing airbag (13) is connected to the linkage air groove (15).

7. A self-powered temperature sensor according to claim 5, characterized in that: The air-guiding piston column (14) is connected to the linkage air groove (15), and the outer surface of the upper end of the air-guiding piston column (14) is in contact with the inner wall of the linkage air groove (15), and the air-guiding piston column (14) is in sliding connection with the upper cover plate (4).

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