CN215414073U

CN215414073U - Intelligent temperature sensor with overheat protection function

Info

Publication number: CN215414073U
Application number: CN202121674214.9U
Authority: CN
Inventors: 杨辉
Original assignee: Chengdu Fengchou Automation Equipment Co ltd
Current assignee: Chengdu Fengchou Automation Equipment Co ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2022-01-04
Anticipated expiration: 2031-07-22

Abstract

The utility model discloses an intelligent temperature sensor with an overheat protection function, which comprises a shell, wherein a heat insulation layer is coated on the inner side of the shell, an annular metal heat conduction plate is embedded in the middle end of the outer surface of the shell, a radiating fin is fixedly connected to the outer surface of the annular metal heat conduction plate, a semiconductor refrigerating fin is fixedly installed on the inner side of the annular metal heat conduction plate, and a T-shaped through groove is formed in the middle end of the top of the shell. According to the utility model, through the action of the electric push rod, the top plate, the support column, the T-shaped plug head, the T-shaped through groove, the annular sealing rubber ring, the sealing groove, the heat insulation layer, the semiconductor refrigeration sheet, the annular metal heat conduction plate, the radiating fin and the alarm lamp, the temperature sensor has the purpose of overheat protection, and the problems that the conventional intelligent temperature sensor is influenced by overhigh external temperature when measuring temperature, so that the conventional intelligent temperature sensor is overheated and damaged, and the working cost is increased are solved.

Description

Intelligent temperature sensor with overheat protection function

Technical Field

The utility model relates to the technical field of intelligent temperature sensors, in particular to an intelligent temperature sensor with an overheat protection function.

Background

The sensor is an important tool for acquiring information, and plays an important role in the fields of industrial production, science and technology and the like. However, with the rapid development of microprocessor technology and the development of automation and intelligence of measurement and control systems, the conventional sensor has been combined with various microprocessors and connected to a network to form an intelligent temperature sensor with a series of functions such as information detection, signal processing, logic thinking, and the like. The networked intelligent temperature sensor enables the sensor to develop from single function and single detection to multi-function and multi-point detection; the development is carried out from passive detection to active information processing; the development is from on-site measurement to remote real-time online measurement and control. The networking enables the sensor to be accessed into the network nearby, point-to-point connection between the sensor and the measurement and control equipment is not needed, the connection circuit is greatly simplified, and the system maintenance and expansion are easy. However, when the existing intelligent temperature sensor measures temperature, the existing intelligent temperature sensor is influenced by overhigh external temperature, so that the existing intelligent temperature sensor is damaged by overheating, and the working cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an intelligent temperature sensor with an overheating protection function, which has the advantage of the overheating protection function and solves the problems that the existing intelligent temperature sensor is influenced by overhigh external temperature when measuring temperature, so that the intelligent temperature sensor is damaged due to overheating and the working cost is increased.

In order to achieve the purpose, the utility model provides the following technical scheme: an intelligent temperature sensor with an overheat protection function comprises a shell, wherein a heat insulation layer is coated on the inner side of the shell, the middle end of the outer surface of the shell is embedded with an annular metal heat conducting plate, the outer surface of the annular metal heat conducting plate is fixedly connected with a radiating fin, the inner side of the annular metal heat conducting plate is fixedly provided with a semiconductor refrigerating sheet, the middle end of the top of the shell is provided with a T-shaped through groove, the upper end of the T-shaped through groove is provided with a sealing groove, the middle end of the bottom of the inner cavity of the shell is fixedly provided with an electric push rod, the extending end of the electric push rod is fixedly connected with a top plate, the middle end of the top plate is fixedly provided with a probe, the left end and the right end of the top plate are both fixedly connected with a supporting column, the top of the supporting column is fixedly connected with a T-shaped plug head, the upper end of T type chock plug is provided with annular sealing rubber ring, the equal fixed mounting in both ends has the alarm lamp about the casing top.

Preferably, the heat insulation layer is a nano ceramic powder coating layer, and the thickness of the heat insulation layer is three to six times of zero of the thickness of the shell.

Preferably, the number of the radiating fins is multiple, and included angles between two adjacent radiating fins are equal.

Preferably, the number of the semiconductor refrigeration pieces is multiple, and the semiconductor refrigeration pieces penetrate through the inner wall of the shell and are located in the inner cavity of the shell.

Preferably, the lower end of the outer surface of the shell is fixedly connected with an installation block, and the inner surface of the installation block is provided with an installation hole.

Preferably, the annular sealing rubber ring and the sealing groove are correspondingly arranged, and the annular sealing rubber ring is clamped on the inner side of the sealing groove.

Compared with the prior art, the utility model has the following beneficial effects:

after the temperature sensor is arranged in a working area through the matching of the mounting block, when temperature detection is required, the electric push rod drives the top plate and the support column to move upwards so as to drive the T-shaped plug head to exit from the inner side of the T-shaped through groove, so that the detection head extends out of the outer side of the shell, and the temperature detection capability is realized, after the detection is finished, the electric push rod drives the top plate and the support column to retract and reset so as to drive the T-shaped plug head to re-enter the T-shaped through groove, and the shell is in a sealing state under the matching of the annular sealing rubber ring and the sealing groove, so that external high-temperature gas is prevented from entering the shell, the influence of the external high-temperature gas on the inner part of the shell is reduced to the maximum extent through the action of the heat insulation layer, meanwhile, when the semiconductor refrigerating sheet works, the air in the inner cavity of the shell can be refrigerated, and the normal use of the detection head is ensured, simultaneously, the heat that the hot side of semiconductor refrigeration piece produced is passed through annular metal heat-conducting plate and the quick heat dissipation of fin, the normal work of semiconductor refrigeration piece has been ensured, and detect the inside temperature of casing and be higher than the settlement standard at the detecting head, the alarm lamp sends the warning suggestion, through the effect of above structure complex, make this temperature sensor possess the purpose of overheat protection function, solved current intelligent temperature sensor when measuring the temperature, can appear receiving the too high influence of ambient temperature, lead to its overheat damage, the problem of working cost has been increased.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention in a front view;

FIG. 3 is an enlarged schematic view of the structure at A of the present invention.

In the figure: 1. a housing; 2. a heat sink; 3. mounting blocks; 4. mounting holes; 5. a T-shaped plug head; 6. an alarm lamp; 7. a probe head; 8. an annular metal heat-conducting plate; 9. a semiconductor refrigeration sheet; 10. a thermal insulation layer; 11. a support pillar; 12. a top plate; 13. an electric push rod; 14. an annular sealing rubber ring; 15. sealing the groove; 16. t-shaped through grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

The shell 1, the radiating fins 2, the mounting block 3, the mounting hole 4, the T-shaped plug 5, the alarm lamp 6, the detecting head 7, the annular metal heat conducting plate 8, the semiconductor refrigerating plate 9, the heat insulating layer 10, the supporting column 11, the top plate 12, the electric push rod 13, the annular sealing rubber ring 14, the sealing groove 15 and the T-shaped through groove 16 are all universal standard parts or parts known by a person skilled in the art, and the structure and the principle of the utility model can be known by technical manuals or conventional experimental methods.

Referring to fig. 1-3, an intelligent temperature sensor with overheat protection function comprises a housing 1, a thermal insulation layer 10 is coated on the inner side of the housing 1, the thermal insulation layer 10 is a nano ceramic powder coating layer, the thickness of the thermal insulation layer 10 is three to six times of the thickness of the housing 1, an annular metal heat conduction plate 8 is embedded at the middle end of the outer surface of the housing 1, a plurality of heat dissipation fins 2 are fixedly connected to the outer surface of the annular metal heat conduction plate 8, included angles between two adjacent heat dissipation fins 2 are equal, a plurality of semiconductor refrigeration fins 9 are fixedly installed on the inner side of the annular metal heat conduction plate 8, a plurality of semiconductor refrigeration fins 9 are installed, the semiconductor refrigeration fins 9 penetrate through the inner wall of the housing 1 and are located in the inner cavity of the housing 1, a T-shaped through groove 16 is formed at the middle end of the top of the housing 1, a sealing groove 15 is formed at the upper end of the T-shaped through groove 16, a mounting block 3 is fixedly connected to the lower end of the outer surface of the housing 1, the inner surface of the mounting block 3 is provided with a mounting hole 4, the middle end of the bottom of the inner cavity of the shell 1 is fixedly provided with an electric push rod 13, the extending end of the electric push rod 13 is fixedly connected with a top plate 12, the middle end of the top plate 12 is fixedly provided with a detecting head 7, the left end and the right end of the top plate 12 are both fixedly connected with supporting columns 11, the top of the supporting column 11 is fixedly connected with a T-shaped plug 5, the upper end of the T-shaped plug 5 is provided with an annular sealing rubber ring 14, the annular sealing rubber ring 14 and a sealing groove 15 are correspondingly arranged, the annular sealing rubber ring 14 is clamped and connected with the inner side of the sealing groove 15, the left end and the right end of the top of the shell 1 are both fixedly provided with alarm lamps 6, the temperature sensor is mounted in a working area through the matching of the mounting block 3, when temperature detection is needed, the electric push rod 13 drives the top plate 12 and the supporting columns 11 to move upwards, and further drives the T-shaped plug 5 to retreat from the inner side of the T-shaped through groove 16, the detecting head 7 extends out of the shell 1, so that the temperature detection capability is realized, after the detection is completed, the electric push rod 13 drives the top plate 12 and the support column 11 to retract and reset, so that the T-shaped plug head 5 is driven to enter the T-shaped through groove 16 again, the shell 1 is in a sealing state under the matching of the annular sealing rubber ring 14 and the sealing groove 15, so that external high-temperature gas is prevented from entering the shell 1, the influence of the external high-temperature gas on the inside of the shell 1 is reduced to the maximum extent under the action of the heat insulation layer 10, meanwhile, when the semiconductor refrigerating sheet 9 works, the air in the inner cavity of the shell 1 can be refrigerated, the normal use of the detecting head 7 is ensured, meanwhile, heat generated by the hot surface of the semiconductor refrigerating sheet 9 is rapidly dissipated through the annular metal heat conduction plate 8 and the radiating fin 2, and the normal work of the semiconductor refrigerating sheet 9 is ensured, and when the probe 7 detects that the temperature in the shell 1 is higher than the set standard, the alarm lamp 6 gives an alarm prompt.

When in use, after the temperature sensor is arranged in a working area through the matching of the mounting block 3, when temperature detection is needed, the electric push rod 13 drives the top plate 12 and the supporting column 11 to move upwards, and further drives the T-shaped plug head 5 to retreat from the inner side of the T-shaped through groove 16, so that the detecting head 7 extends out of the shell 1, and further realizes the temperature detection capability, and after the detection is completed, the electric push rod 13 drives the top plate 12 and the supporting column 11 to retract and reset, and further drives the T-shaped plug head 5 to re-enter the T-shaped through groove 16, and under the matching of the annular sealing rubber ring 14 and the sealing groove 15, the shell 1 is in a sealing state, so that external high-temperature gas is prevented from entering the shell 1, and the influence of the external high-temperature gas on the inner part of the shell 1 is reduced to the greatest extent through the effect of the heat insulation layer 10, and meanwhile, when the semiconductor refrigeration sheet 9 works, can refrigerate the air of 1 inner chamber of casing, the normal use of detecting head 7 has been ensured, and simultaneously, the heat that the hot side of semiconductor refrigeration piece 9 produced is through annular metal heat-conducting plate 8 and fin 2 quick heat dissipation, the normal work of semiconductor refrigeration piece 9 has been ensured, and detect 1 inside temperature of casing at detecting head 7 and be higher than the settlement standard, alarm lamp 6 sends the warning suggestion, through above structure complex effect, make this temperature sensor possess the purpose of overheat protection function, current intelligent temperature sensor when measuring the temperature has been solved, can appear receiving the influence that the external temperature is too high, lead to its overheat damage, the problem of working cost has been increased.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An intelligent temperature sensor with an overheat protection function, comprising a housing (1), characterized in that: the inner side of the shell (1) is coated with a heat insulation layer (10), the middle end of the outer surface of the shell (1) is embedded with an annular metal heat conduction plate (8), the outer surface of the annular metal heat conduction plate (8) is fixedly connected with a radiating fin (2), the inner side of the annular metal heat conduction plate (8) is fixedly provided with a semiconductor refrigerating fin (9), the middle end of the top of the shell (1) is provided with a T-shaped through groove (16), the upper end of the T-shaped through groove (16) is provided with a sealing groove (15), the middle end of the bottom of the inner cavity of the shell (1) is fixedly provided with an electric push rod (13), the extending end of the electric push rod (13) is fixedly connected with a top plate (12), the middle end of the top plate (12) is fixedly provided with a detecting head (7), the left end and the right end of the top plate (12) are both fixedly connected with supporting columns (11), and the top of the supporting columns (11) is fixedly connected with T-shaped plug heads (5), the upper end of T type chock plug (5) is provided with annular sealing rubber ring (14), equal fixed mounting in both ends has alarm lamp (6) about casing (1) top.

2. The intelligent temperature sensor with overheat protection function according to claim 1, wherein: the heat insulation layer (10) is a nano ceramic powder coating layer, and the thickness of the heat insulation layer (10) is three to six times of zero of the thickness of the shell (1).

3. The intelligent temperature sensor with overheat protection function according to claim 1, wherein: the number of the radiating fins (2) is multiple, and included angles between every two adjacent radiating fins (2) are equal.

4. The intelligent temperature sensor with overheat protection function according to claim 1, wherein: the number of the semiconductor refrigeration pieces (9) is multiple, and the semiconductor refrigeration pieces (9) penetrate through the inner wall of the shell (1) and are located in the inner cavity of the shell (1).

5. The intelligent temperature sensor with overheat protection function according to claim 1, wherein: the lower extreme fixedly connected with installation piece (3) of casing (1) surface, mounting hole (4) have been seted up to the internal surface of installation piece (3).

6. The intelligent temperature sensor with overheat protection function according to claim 1, wherein: the annular sealing rubber ring (14) and the sealing groove (15) are correspondingly arranged, and the annular sealing rubber ring (14) is clamped on the inner side of the sealing groove (15).