Modular temperature sensor structure

Abstract

The utility model relates to the technical field of temperature sensors, in particular to a modular temperature sensor structure, which comprises a metal sleeve with an open end, a thermistor arranged on the inner side of the metal sleeve, a data line mounted at the tail end of the thermistor and a fixed pinch plate arranged on the outer side of the metal sleeve. And the fixed buckle plate is arranged on the outer side of the open end of the metal sleeve. According to the utility model, the structure of an original sensor is scientifically and reasonably improved, and the temperature sensor is formed by modularizing and compounding the metal sleeve, the thermistor, the data line and the fixed pinch plate, so that the use of glue is avoided in the processing process of the temperature sensor, and the damage and pollution to workers and the environment are effectively reduced; and meanwhile, the workload and difficulty of processing the temperature sensor are effectively reduced, so that the processing efficiency and convenience of the temperature sensor are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to temperature sensor technical field especially relates to a modular temperature sensor structure. BACKGROUND

[0002] Temperature sensor is the sensor that can feel temperature and convert into available output signal, temperature sensor is the core part of temperature measuring instrument, and the variety is numerous. According to the measuring mode, can be divided into contact type and non-contact type two big categories, according to sensor material and electronic component characteristics, are divided into two categories of thermal resistance and thermocouple.

[0003] As Figure 4 As shown in the preceding generation temperature sensor structure, the thermal resistance of this structure temperature sensor is inserted into the metal sleeve, and then epoxy resin glue, silicone glue, polyurethane potting glue or UV glue is filled in the gap between the metal sleeve and the thermal resistance, and then the temperature sensor can be prepared after drying and processing, however, the temperature sensor of this structure has the following disadvantages in the actual processing process: first, the whole potting sealing solidification process procedure is complicated, time-consuming, increases the actual processing workload and difficulty of the staff, second, the waste gas and waste produced in the processing process are easy to cause harm and pollution to the staff and environment, which does not meet the current green processing use demand.

[0004] Therefore, it is particularly important to design and manufacture a temperature sensor structure that avoids the use of glue in the processing process and improves the processing efficiency and convenience of the temperature sensor, and apply it in the design, manufacture and actual use process of the temperature sensor structure. INVENTION CONTENTS

[0005] The utility model discloses a modular temperature sensor structure, which can avoid the use of glue in the processing process, improve the processing efficiency and convenience of the temperature sensor, and solve the problems of the preceding generation temperature sensor in the prior art, such as the use of glue in the processing process, time-consuming and laborious processing, and low convenience and efficiency of temperature sensor processing.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] A modular temperature sensor structure, comprising an open-ended metal sleeve, a thermistor arranged inside the metal sleeve, a data line mounted at the tail end of the thermistor, and a fixed buckle plate arranged outside the metal sleeve, the fixed buckle plate is arranged outside the open end of the metal sleeve, and a mold mounting mechanism for limiting installation of the thermistor inside the metal sleeve is arranged between the fixed buckle plate and the metal sleeve.

[0008] Further description of the above technical scheme:

[0009] The moulding mechanism comprises a fixed buckle base fixedly arranged outside the opening end of the metal sleeve, a concave buckle groove arranged in the fixed buckle plate and corresponding to the fixed buckle base, and a elastic lock part arranged between the outside of the fixed buckle base and the fixed buckle plate.

[0010] As a further description of the above technical solution:

[0011] The elastic lock part comprises positioning grooves symmetrically arranged on the left and right ends of the fixed buckle base, anti-back lock blocks fixedly arranged inside the positioning grooves, and internal tooth lock strips symmetrically fixedly arranged outside the fixed buckle plate and engaged with the anti-back lock blocks.

[0012] As a further description of the above technical solution:

[0013] The upper end and the lower end of the fixed buckle plate are symmetrically provided with two mounting holes.

[0014] As a further description of the above technical solution:

[0015] The end of the fixed buckle plate towards the fixed buckle base is fixedly connected with an internal buckle sealing ring abutting against the inner wall of the fixed buckle base.

[0016] As a further description of the above technical solution:

[0017] The end of the fixed buckle plate towards the thermistor is symmetrically fixedly connected with two support protrusions abutting against the tail end of the thermistor.

[0018] As described above, due to the adoption of the above technical solution, the beneficial effects of the present application are:

[0019] In the present application, the original sensor structure is improved in a scientific and reasonable manner. The temperature sensor is modularly composed of a metal sleeve, a thermistor, a data line and a fixed buckle plate. The fixed buckle plate is provided with a concave buckle groove, an internal buckle sealing ring and an internal tooth lock strip. The metal sleeve is provided with a fixed buckle base, a positioning groove and an anti-back lock block. When the fixed buckle base on the metal sleeve is positioned and faces the concave buckle groove of the fixed buckle plate, the internal tooth lock strip on the fixed buckle plate can slide into the positioning groove and the anti-back lock block, so as to comprehensively limit and fix the thermistor between the metal sleeve and the fixed buckle base. This structure avoids the use of glue in the processing of the temperature sensor, effectively reduces the harm and pollution to the workers and the environment, and effectively reduces the workload and difficulty of the temperature sensor processing, thereby improving the efficiency and convenience of the temperature sensor processing. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 A three-dimensional exploded schematic view of a modular temperature sensor structure is provided in the present application.

[0021] Figure 2It is the structure schematic diagram of the temperature sensor assembled in the utility model.

[0022] Figure 3 It is the local 90 degree three-dimensional section schematic diagram of the utility model.

[0023] Figure 4 It is the structure schematic diagram of the last generation temperature sensor structure in prior art.

[0024] Legend:

[0025] 1, metal sleeve; 101, fixed buckle seat; 102, positioning groove; 103, anti-back lock block; 2, thermistor; 3, data line; 4, fixed buckle plate; 401, mounting hole; 402, inner concave buckle groove; 403, inner buckle sealing ring; 404, inner tooth lock strip; 405, supporting protrusion. DETAILED DESCRIPTION

[0026] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0027] Please refer to Figures 1-4 The utility model provides a kind of technical scheme: a modular temperature sensor structure, including one end open metal sleeve 1, the thermistor 2 of being set in the inner side of metal sleeve 1, data line 3 of being installed at the tail end of thermistor 2 and the fixed buckle plate 4 of being set in the outer side of metal sleeve 1, fixed buckle plate 4 is set in the outer side of the open end of metal sleeve 1, fixed buckle plate 4 and metal sleeve 1 between there is for thermistor 2 glue-free limit installation in the inner side of metal sleeve 1 Modular mechanism is set.

[0028] Specifically, as Figures 1-3 Shown, modular mechanism includes fixed buckle seat 101 that is integrally fixed in the outer side of the open end of metal sleeve 1, inner concave buckle groove 402 that is opened in fixed buckle plate 4 and corresponds with fixed buckle seat 101 and the elastic lock portion that is set between the outside of fixed buckle seat 101 and fixed buckle plate 4, elastic lock portion includes positioning groove 102 that is formed on the left and right two ends of fixed buckle seat 101 symmetrically, anti-back lock block 103 that is fixed in the inner side of positioning groove 102 and inner tooth lock strip 404 that is symmetrically fixed in the outside of fixed buckle plate 4 and is engaged with anti-back lock block 103, when inner tooth lock strip 404 is positioned and slides into positioning groove 102, inner tooth lock strip 404 can be engaged with anti-back lock block 103 in positioning groove 102, so that fixed buckle plate 4 is positioned and locked on fixed buckle seat 101 of metal sleeve 1 as a whole.

[0029] Specifically, as shown in Figures 1-3 The upper end and the lower end of the fixed buckle plate 4 are symmetrically provided with two mounting holes 401, so that the temperature sensor is positioned and installed on the equipment temperature detection station through the fixed buckle plate 4 and the fastener.

[0030] The end of the fixed buckle plate 4 facing the fixed buckle seat 101 is fixedly connected with an inner buckle sealing ring 403 abutting against the inner wall of the fixed buckle seat 101, so that when the fixed buckle plate 4 is positioned and buckled on the fixed buckle seat 101, the inner buckle sealing ring 403 can seal the connecting gap between the fixed buckle seat 101 and the fixed buckle plate 4, thereby improving the air tightness of the temperature sensor after modular assembly.

[0031] Meanwhile, the end of the fixed buckle plate 4 facing the thermistor 2 is symmetrically fixedly connected with two support protrusions 405 abutting against the tail end of the thermistor 2, so that the thermistor 2 is stably abutted inside the metal sleeve 1, thereby reducing the stress deviation and shaking of the thermistor 2 after being installed between the metal sleeve 1 and the fixed buckle plate 4.

[0032] Working principle: when the temperature sensor is processed, the operator can first insert the fixed buckle plate 4 into the data line 3, and then insert the thermistor 2 into the metal sleeve 1, and then the operator can hold the fixed buckle plate 4 and the metal sleeve 1 with both hands, respectively, and align the inner recessed buckle groove and the inner tooth lock strip 404 on the fixed buckle plate 4 with the fixed buckle seat 101 and the positioning groove 102 on the metal sleeve 1, so that the metal sleeve 1 and the fixed buckle plate 4 can be close to each other, and when the fixed buckle seat 101 of the metal sleeve 1 is buckled into the inner recessed buckle groove 402 of the fixed buckle plate 4, the inner tooth lock strip 404 on the fixed buckle plate 4 is locked with the anti-back lock block 103 on the fixed buckle seat 101, and at this time, the thermistor 2 is positioned and installed between the metal sleeve 1 and the fixed buckle plate 4, thereby completing the modular assembly and processing operation of the temperature sensor.

[0033] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto, and any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A modular temperature sensor structure, comprising a metal sleeve (1) with one end open, a thermistor (2) disposed inside the metal sleeve (1), a data line (3) mounted at the tail end of the thermistor (2), and a fixing plate (4) disposed outside the metal sleeve (1), characterized in that, The fixing plate (4) is set outside the opening end of the metal sleeve (1), and a molding mechanism is provided between the fixing plate (4) and the metal sleeve (1) for the thermistor (2) to be installed inside the metal sleeve (1) without glue injection.

2. The modular temperature sensor structure according to claim 1, characterized in that, The molding mechanism includes a fixed buckle (101) integrally fixed to the outside of the opening end of the metal sleeve (1), an inner recessed buckle groove (402) opened on the fixed buckle plate (4) and corresponding to the fixed buckle (101), and a spring lock part disposed between the fixed buckle (101) and the outside of the fixed buckle plate (4).

3. The modular temperature sensor structure according to claim 2, characterized in that, The spring lock includes positioning grooves (102) symmetrically formed on the left and right ends of the fixed buckle (101), anti-reverse locking blocks (103) fixed inside the positioning grooves (102), and internal toothed locking bars (404) symmetrically fixed outside the fixed buckle plate (4) and engaged with the anti-reverse locking blocks (103).

4. The modular temperature sensor structure according to claim 1, characterized in that, The fixed buckle plate (4) has two mounting holes (401) symmetrically opened at the upper and lower ends.

5. The modular temperature sensor structure according to claim 1, characterized in that, The fixed buckle plate (4) is fixedly connected to an inner buckle sealing ring (403) that abuts against the inner wall of the fixed buckle seat (101) at one end facing the fixed buckle seat (101).

6. The modular temperature sensor structure according to claim 1, characterized in that, The fixed buckle plate (4) is symmetrically fixedly connected to two support protrusions (405) that abut against the tail end of the thermistor (2) at one end facing the thermistor (2).

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