CN218955928U - Temperature sensing device for Lora or 4G transmission - Google Patents

Abstract

The utility model provides a temperature sensing device for Lora or 4G transmission, which comprises a main shell, an end cover, a circuit board, a power supply, a wire transmission hose, a fixing component, a metal bent pipe, a thermal resistance probe and a wireless transmission unit, wherein the wire transmission hose is fixed on the end cover, the tail end of the wire transmission hose is fixedly connected with the metal bent pipe, the thermal resistance probe insulated and isolated from the metal bent pipe is fixed at the end part of the metal bent pipe, the circuit board is connected with the thermal resistance probe through a signal wire, the wire transmission hose is provided with the fixing component, the fixing component comprises a fixing plate, an adjusting screw, a first clamping plate, a magnetic attraction strip and a second clamping plate, the first clamping plate and the second clamping plate are distributed on two sides of the wire transmission hose in parallel and are connected with the fixing plate in a sliding manner, the adjusting screw is connected with the first clamping plate and the second clamping plate in a threaded connection mode opposite to each other, and the side edge of the fixing plate is fixedly provided with the magnetic attraction strip with the surface flush with the fixing plate or protruding. The utility model can realize temperature detection in a narrow area.

Description

Temperature sensing device for Lora or 4G transmission

Technical Field

The utility model relates to the technical field of sensors, in particular to a temperature sensing device for Lora or 4G transmission.

Background

In national economy development, electric power is one of important basic energy sources; along with the continuous forward development of national economy, the demand of power resources is rapidly increased, the scale of a power system is continuously enlarged, and the temperature detection of the power system becomes an increasingly important research subject; the traditional electric power temperature sensor is mainly divided into a contact type sensor and a non-contact type sensor, wherein the contact type sensor mainly comprises a thermal resistor, a thermocouple and the like; in some methods, the platinum resistor is used for detecting the temperature of the electric equipment, and then the acquired temperature data is sent to an upper computer for processing, so that a better temperature detection effect can be obtained.

The current contact sensor thermal resistance probe is generally fixed as an organic whole, namely thermal resistance probe and the control circuit board that receives its data are fixed as an organic wholely, and control circuit board is generally installed in the protection box, and thermal resistance probe is small, consequently the protection box can hinder the stretching into detection of probe when carrying out temperature detection to narrow and small position, uses inconveniently.

Disclosure of Invention

The utility model aims to provide a temperature sensing device for Lora or 4G transmission so as to solve the problems.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a temperature sensing device of Lora or 4G transmission, includes main casing, end cover, circuit board, power, defeated line hose, fixed subassembly, metal return bend, thermal resistance probe and wireless transmission unit, the top lid of main casing has the end cover, the bottom inner wall of end cover and the bottom inner wall of main casing all are fixed with insulating seat, the joint has circuit board and power on the insulating seat, be fixed with defeated line hose on the end cover, the terminal fixedly connected with metal return bend of defeated line hose, the tip department of metal return bend is fixed with the thermal resistance probe that keeps apart with metal return bend is insulating, the circuit board passes through the signal line and is connected with thermal resistance probe, be equipped with fixed subassembly on the defeated line hose, fixed subassembly includes fixed plate, adjusting screw, first splint, magnetism inhale strip and second splint, first splint and second splint parallel distribution are in the both sides of defeated line hose and with fixed plate sliding connection, rotate on the fixed plate and be connected with adjusting screw, adjusting screw and first and second splint threaded connection mode are opposite, the fixed plate has the fixed surface to inhale strip or wireless transmission unit with the wireless transmission unit of the side of the power, the wireless transmission unit of the one side of Lora 4.

Preferably, the end cover is vertically buckled at the top end of the main shell, locking blocks are symmetrically connected with the two sides of the end cover through rotating shafts, bayonets are arranged on one sides of the locking blocks, and locking columns which are matched with the bayonets in a limiting mode are symmetrically fixed on the two sides of the top end of the main shell.

Preferably, the power supply is electrically connected with the circuit board.

Preferably, the wire-conveying hose is made of a high-temperature-resistant corrosion-resistant flexible material.

Preferably, the number of the fixing components is more than 1.

The utility model provides a temperature sensing device for Lora or 4G transmission. The beneficial effects are as follows:

according to the Lora or 4G transmission temperature sensing device, the thermal resistance probe and the box of the integrated power supply and the circuit board are arranged separately, the thermal resistance probe is conveniently stretched into a narrow space for detection by outputting a signal wire to the thermal resistance probe through the wire transmission hose, the thermal resistance probe can be bent through the metal bent pipe to be in contact with a surface to be detected, and the wire transmission hose is fixed through the fixing assembly, so that the temperature sensing device is reliable and safe.

Drawings

Fig. 1 is a schematic structural diagram of a temperature sensing device for Lora or 4G transmission according to the present utility model.

Fig. 2 is an enlarged schematic view of the temperature sensing device of fig. 1A of the Lora or 4G transmission according to the present utility model.

Fig. 3 is an enlarged schematic view of the structure of fig. 1B of a Lora or 4G transmission temperature sensing device according to the present utility model.

In the figure: 1. a main housing; 2. an end cap; 3. an insulating base; 4. a circuit board; 5. a power supply; 6. a wire hose; 8. a fixing plate; 9. adjusting a screw; 10. a first clamping plate; 11. a magnetic strip; 12. a second clamping plate; 13. a metal elbow; 14. a thermal resistance probe; 15. a wireless transmission unit; 16. a rotating shaft; 17. a locking piece; 18. a bayonet; 19. locking a column; 20. and a signal line.

Detailed Description

The utility model will be further described with reference to the accompanying drawings and detailed description below:

in the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms of "top", "bottom", "one side", "the other side", "front", "rear", "middle portion", "inner", "top", "bottom", etc., are directions or positional relationships based on the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1-3, a temperature sensing device for Lora or 4G transmission comprises a main shell 1, an end cover 2, a circuit board 4, a power supply 5, a wire transmission hose 6, a fixing component, a metal bent pipe 13, a thermal resistance probe 14 and a wireless transmission unit 15, wherein the end cover 2 is covered at the top end of the main shell 1, an insulating seat 3 is fixed on the inner wall of the bottom end of the end cover 2 and the inner wall of the bottom end of the main shell 1, the circuit board 4 and the power supply 5 are clamped and fixed on the insulating seat 3 in an insulating manner, the wire transmission hose 6 is fixed on the end cover 2, the metal bent pipe 13 is fixedly connected with the tail end of the wire transmission hose 6, the thermal resistance probe 14 isolated from the metal bent pipe 13 in an insulating manner is fixed at the end part of the metal bent pipe 13, the thermal resistance probe performs temperature measurement operation, the metal bent pipe 13 is used for bending the end part to facilitate the temperature measurement of the thermal resistance probe, the circuit board 4 is connected with the thermal resistance probe 14 through a signal wire 20 for signal transmission, the wire transmission hose 6 is provided with a fixing component, the fixing component comprises a fixing plate 8, an adjusting screw 9, a first clamping plate 10, a magnetic attraction strip 11 and a second clamping plate 12, the first clamping plate 10 and the second clamping plate 12 are distributed on two sides of the wire transmission hose 6 in parallel and are in sliding connection with the fixing plate 8, the adjusting screw 9 is rotationally connected with the fixing plate 8, the adjusting screw 9 is in threaded connection with the first clamping plate 10 and the second clamping plate 12 in opposite threaded connection, the arrangement is such that the rotating adjusting screw can enable the first clamping plate 10 and the second clamping plate 12 to move relatively or reversely to clamp or loosen the wire transmission hose, the magnetic attraction strip 11 with the surface flush with or protruding from the side edge of the fixing plate 8 is fixed on the fixing plate 8 for magnetic attraction and fixation, one side of the main casing 1 is fixed with a wireless transmission unit 15 electrically connected with the circuit board 4, and the wireless transmission unit 15 is in a Lora or 4G transmission mode and is reliable in transmission.

According to the technical scheme of the utility model, the end cover 2 is vertically buckled at the top end of the main shell 1, two sides of the end cover are symmetrically connected with the locking block 17 through the rotating shaft 16 in a rotating way, one side of the locking block 17 is provided with the bayonet 18, two sides of the top end of the main shell 1 are symmetrically fixed with the locking posts 19 which are matched with the bayonet 18 for limiting, and the end cover is prevented from being separated from the upper part by covering the end cover 2 and then rotating the locking block 17 to enable the bayonet 18 to be clamped into the locking posts 19.

Through the above technical scheme of the utility model, the power supply 5 is electrically connected with the circuit board 4 for supplying power.

Through the technical scheme of the utility model, the wire-conveying hose 6 is made of a high-temperature-resistant corrosion-resistant flexible material so as to be convenient for protecting the signal wire.

According to the technical scheme, the number of the fixing assemblies is more than 1, and the wire conveying hose can be fixed at multiple positions.

The specific implementation flow of the utility model is as follows: the main shell 1 is far away from a heat source, the thermal resistance probe 14 is stretched into a position close to the heat source, the fixing plate 8 is fixed by magnetic attraction through the magnetic attraction strip 11, the wire conveying hose 6 is placed between the first clamping plate 10 and the second clamping plate 12, the adjusting screw 9 is rotated to enable the first clamping plate 10 and the second clamping plate 12 to slide relatively along the fixing plate 8 so that the wire conveying hose 6 is clamped by the first clamping plate 10 and the second clamping plate 12, then the metal bent pipe is bent to enable the thermal resistance probe to be attached to the surface of the heat source for detection, the metal bent pipe is actually a snake-shaped bent pipe which can be bent at will, then detection signals are transmitted to the circuit board, and the processing unit of the metal bent pipe performs wireless transmission from the wireless transmission unit 15 after signal processing.

Finally, it should be noted that: the present utility model is not limited to the preferred embodiments, but can be modified or substituted for some of the technical features described in the above embodiments by those skilled in the art, although the present utility model has been described in detail with reference to the above embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (5)

1. The utility model provides a temperature sensing device of Lora or 4G transmission, its characterized in that includes main casing (1), end cover (2), circuit board (4), power (5), line hose (6), fixed subassembly, metal return bend (13), thermal resistance probe (14) and wireless transmission unit (15), the top lid of main casing (1) has end cover (2), the bottom inner wall of end cover (2) and the bottom inner wall of main casing (1) all are fixed with insulating seat (3), the joint has circuit board (4) and power (5) on insulating seat (3), be fixed with line hose (6) on end cover (2), the end fixedly connected with metal return bend (13) of line hose (6), the tip department of metal return bend (13) is fixed with thermal resistance probe (14) with metal return bend (13) insulation, circuit board (4) are connected with thermal resistance probe (14) through signal line (20), be equipped with fixed subassembly on line hose (6), fixed subassembly include fixed plate (8), first clamp plate (10) and second clamp plate (11), the utility model discloses a wire conveying hose, including fixed plate (8), first splint (10) and second splint (12) parallel distribution are in the both sides of defeated line hose (6) and with fixed plate (8) sliding connection, rotate on fixed plate (8) and be connected with adjusting screw (9), adjusting screw (9) and first splint (10) and second splint (12) threaded connection and two threaded connection mode are opposite, the side of fixed plate (8) is fixed with surface rather than parallel and level or convex magnetism and inhale strip (11), one side of main casing (1) is fixed with wireless transmission unit (15) with circuit board (4) electric connection, wireless transmission unit (15) are Lora or 4G transmission mode.

2. A Lora or 4G transmitted temperature sensing device according to claim 1, characterized in that: the end cover (2) is vertically buckled at the top end of the main shell (1), locking blocks (17) are symmetrically connected to the two sides of the end cover through rotating shafts (16) in a rotating mode, bayonets (18) are arranged on one sides of the locking blocks (17), and locking columns (19) which are matched with the bayonets (18) to limit are symmetrically fixed on the two sides of the top end of the main shell (1).

3. A Lora or 4G transmitted temperature sensing device according to claim 1, characterized in that: the power supply (5) is electrically connected with the circuit board (4).

4. A Lora or 4G transmitted temperature sensing device according to claim 1, characterized in that: the wire conveying hose (6) is made of a high-temperature-resistant corrosion-resistant flexible material.

5. A Lora or 4G transmitted temperature sensing device according to claim 1, characterized in that: the number of the fixing components is more than 1.

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