CN211824788U - Surface-mounted temperature transmitter - Google Patents
Surface-mounted temperature transmitter Download PDFInfo
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- CN211824788U CN211824788U CN202020554863.4U CN202020554863U CN211824788U CN 211824788 U CN211824788 U CN 211824788U CN 202020554863 U CN202020554863 U CN 202020554863U CN 211824788 U CN211824788 U CN 211824788U
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Abstract
The utility model discloses a SMD temperature transmitter, including temperature transmitter body and sensor paster, the lower extreme of temperature transmitter body is equipped with the one end of thermocouple, another pot head of thermocouple is equipped with the sensor paster, the inside both sides of temperature transmitter shell are equipped with heat dissipation fan mounting groove respectively, all be equipped with radiator fan on the heat dissipation fan mounting groove, all be equipped with 2 dustproof and waterproof lamellas in the heat dissipation through-hole. The utility model discloses the sensor paster passes through screw or magnet and sets up the sensor paster on the object surface, realizes the temperature measurement effect of more ideal, and sensor paster and testee area of contact are big, and the contact is inseparable, and the temperature measurement accuracy is high, reaction rate is fast, and small convenient fixed mounting, the radian of sensor paster is according to the customization of site pipe diameter, and it is inseparable to ensure the laminating, prevents that dust and liquid from getting into the inside of temperature transmitter body, has played dustproof and waterproof's effect, improves product life.
Description
Technical Field
The utility model relates to a temperature transmitter technical field, concretely relates to SMD temperature transmitter.
Background
The description of the background art pertaining to the present invention is provided for the purpose of illustration and understanding only, and is not intended to be construed as an admission that the applicant specifically believes or is believed to be the prior art in the filing date of the first filing date of the present invention.
The temperature transmitter adopts a thermocouple and a thermal resistor as temperature measuring elements, the output signals of the temperature measuring elements are sent to a transmitter module, and the output signals are converted into digital signals which are in linear relation with the temperature and output after being processed by circuits such as voltage stabilizing filtering, operational amplification, nonlinear correction, V/I conversion, constant current and reverse protection, but the existing temperature transmitter has certain defects, such as: 1. when the installation environment is poor (air flow is poor, temperature is high), the heat generated inside the temperature transmitter is large, and the service life of the temperature transmitter can be shortened; 2. when the temperature transmitter is installed, the nozzle needs to be welded on the pipeline in a live fire mode, and the temperature transmitter is inconvenient to disassemble and install. Therefore, a patch type temperature transmitter is provided.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a purpose provides a SMD temperature transmitter to solve the problem of proposing among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a surface-mounted temperature transmitter comprises a temperature transmitter body and a sensor surface-mounted piece, wherein one end of a thermocouple is arranged at the lower end of the temperature transmitter body and is transmitted to the temperature transmitter body through the thermocouple, the other end of the thermocouple is sleeved with the sensor surface-mounted piece, the sensor surface-mounted piece is arranged on the surface of an object through a screw or a magnet, a relatively ideal temperature measuring effect is realized, the contact area between the sensor surface-mounted piece and the object to be measured is large, the contact is tight, so that the temperature transmitter has the advantages of relatively obvious surface temperature measurement, high temperature measuring accuracy, high reaction speed, small size and convenience in fixed installation, the radian of the sensor surface-mounted piece is customized according to the diameter of a field pipeline, the tight fit is ensured, the temperature is received through the sensor surface-mounted piece, the temperature transmitter body comprises a temperature, the top of the temperature transmitter shell is provided with a display screen, one side of the display screen is provided with an LED lamp, a temperature transmitting component in the temperature transmitter body converts an electric signal into a numerical value to be displayed on the display screen, the upper cover plays a role in protecting the temperature transmitter body, the display screen is used for displaying a temperature standard numerical value, when the device is positioned at a position without a light source, the LED lamp can play a role in illumination, so that a person can see the numerical value on the display screen, one side of the top of the temperature transmitter shell is hinged with the upper cover, two sides in the temperature transmitter shell are respectively provided with a heat radiation fan mounting groove, each heat radiation fan mounting groove is provided with a heat radiation fan, one end of each heat radiation fan provided with a fan blade is arranged at one side close to the inner wall of the temperature transmitter shell, and the side walls at two sides of the temperature transmitter shell are provided with a plurality, 2 dustproof and waterproof flaps are arranged in the heat dissipation through holes, one ends of the 2 dustproof and waterproof flaps close to each other are provided with magnets which attract each other, when the temperature transmitter body works, the temperature transmitting component in the converter element area can generate heat, high-temperature gas in the temperature transmitter body is discharged to the outside under the driving of the cooling fan, the interior of the temperature transmitter body is cooled, when the heat dissipation fan is started, 2 dustproof and waterproof flaps in the heat dissipation through hole are unfolded outwards under the impact of airflow due to the action of the airflow, so that the airflow can be smoothly discharged to the outside, when the cooling fan is not in operation, the elastic part of the dustproof and waterproof valve and the magnet arranged on the dustproof and waterproof valve are folded inwards until the air outlet is closed, so that dust and liquid are prevented from entering the temperature transmitter body, the dustproof and waterproof effect is achieved, and the service life of the product is prolonged.
Preferably, the dustproof and waterproof valve is made of polytetrafluoroethylene, and the polytetrafluoroethylene has the characteristic that moisture cannot pass through, so that internal parts of a shell of the temperature transmitter are effectively protected, liquid corrosion is avoided, short circuit and other conditions are prevented, and the service life of a product is prolonged; and the waterproof structure allows air to pass through smoothly and is adaptive.
Preferably, the side wall of the sensor patch is provided with a mounting hole, and the sensor patch can be mounted on the surface of an object through the mounting hole, so that an ideal temperature measurement effect is realized.
Preferably, the sensor patch is a platinum thermistor temperature sensor, and the parameters of the sensor patch are as follows: supply voltage: 15VDC to 36VDC, load resistance: 0 Ω to 750 Ω, output signal: 4 mA-20 mA, working environment: temperature-20 ℃ to 60 ℃, humidity less than 90% RH, protection grade: IP65, explosion protection rating: exdIICT 6.
Preferably, the lateral wall of temperature transmitter shell is equipped with corrosion-resistant coating, and preferred corrosion-resistant coating specifically is a dope layer in this embodiment, can prevent effectively that the lateral wall of temperature transmitter shell from receiving the corruption, uses various service environment, has improved the water storage box body life.
Preferably, a wireless transmission module is arranged in the temperature transmitting assembly, and the acquired temperature detection signal is transmitted to the control system through the wireless transmission module.
Preferably, the upper surface of sensor paster is equipped with the heat preservation, through the heat preservation that sets up, can reduce the difference in temperature that the sensor paster detected the temperature, lets measuring result more accurate.
Preferably, the heat preservation layer is made of rock wool material.
Borrow by above-mentioned scheme, the utility model discloses possess following beneficial effect at least:
the utility model provides a SMD temperature transmitter, the sensor paster passes through screw or magnet and sets up the sensor paster on the object surface, realize more ideal temperature measurement effect, sensor paster and testee area of contact are big, the contact is inseparable, the temperature measurement accuracy is high, the reaction rate is fast, small convenient fixed mounting, the radian of sensor paster is customized according to site pipe diameter, it is inseparable to ensure to laminate, when temperature transmitter body is worked, the inside temperature transmission subassembly in converter component district can produce the heat, this internal high-temperature gas of temperature transmitter discharges the outside under radiator fan's the drive, cool down to temperature transmitter body inside, when radiator fan starts, because the effect of air current, 2 dustproof and waterproof lamella in the heat dissipation through-hole expand to the outside under the impact of air current, can let the smooth emission outside of air current, when radiator fan does not work inwards draw in under the elasticity through dustproof and waterproof lamella self with the magnet effect of setting up until sealing out The gas port prevents that dust and liquid from getting into the inside of temperature transmitter body, has played dustproof and waterproof's effect, improves product life.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described as follows:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional structural view of the temperature transmitter body of the present invention;
FIG. 3 is a schematic side view of a sensor patch according to the present invention;
fig. 4 is a schematic structural view of the heat dissipation through hole of the present invention.
In the figure: the temperature control device comprises a sensor patch 1, a thermocouple 2, a temperature transmitter shell 3, a temperature transmitting component 4, a display screen 5, an LED lamp 6, an upper cover 7, a radiating fan mounting groove 8, a radiating fan 9, a dustproof and waterproof flap 10, a magnet 11, a mounting hole 12 and a heat insulating layer 13.
Detailed Description
The present invention will be described in further detail with reference to the following examples, which should be understood by those skilled in the art to understand the technical solutions of the present invention more easily, and should not be taken as a limitation of the protection scope of the present invention.
In the following description, the terms "first" and "second" are used for descriptive purposes only and are not intended to indicate or imply relative importance. The following description provides embodiments of the invention, which may be combined or substituted for various embodiments, and is intended to include all possible combinations of the same and/or different embodiments described herein. Thus, if one embodiment includes feature A, B, C and another embodiment includes feature B, D, the invention should also be construed as including embodiments that include all other possible combinations of one or more of A, B, C, D, even though such embodiments may not be explicitly recited in the following text.
Referring to fig. 1-4, the present invention provides a technical solution: a surface mount type temperature transmitter comprises a temperature transmitter body and a sensor surface mount 1, wherein one end of a thermocouple 2 is arranged at the lower end of the temperature transmitter body, the thermocouple 2 is transmitted to the temperature transmitter body, the other end of the thermocouple 2 is sleeved with the sensor surface mount 1, the sensor surface mount 1 is arranged on the surface of an object through a screw or a magnet 11, an ideal temperature measuring effect is achieved, the sensor surface mount 1 is large in contact area with a measured object and is in tight contact, so that the surface temperature measuring device has the obvious advantages of high temperature measuring accuracy, high reaction speed, small size and convenience in fixed installation, the radian of the sensor surface mount 1 is customized according to the diameter of a field pipeline, the tight fit is ensured, the temperature is received through the sensor surface mount 1, the temperature transmitter body comprises a temperature transmitter shell 3, and a temperature transmitting component 4 is arranged inside the temperature transmitter shell 3, the display screen 5 is arranged at the top of the temperature transmitter shell 3, the LED lamp 6 is arranged at one side of the display screen 5, the temperature transmission component 4 in the temperature transmitter body converts an electric signal into a numerical value to be displayed on the display screen 5, the upper cover 7 plays a role of protecting the temperature transmitter body, the display screen 5 is used for displaying a temperature standard numerical value, when the device is positioned at a position without a light source, the LED lamp 6 can play a role of illumination to enable a person to see the numerical value on the display screen 5, the upper cover 7 is hinged at one side of the top of the temperature transmitter shell 3, the two sides in the temperature transmitter shell 3 are respectively provided with a heat dissipation fan mounting groove 7, the heat dissipation fan 9 is arranged on each heat dissipation fan mounting groove 7, one end of the heat dissipation fan 9 provided with a fan blade is arranged at one side close to the inner wall of the temperature transmitter shell 3, and a plurality of heat dissipation through holes are arranged at positions of the side walls, the inside of the heat dissipation through hole is provided with 2 dustproof and waterproof flaps 10, one end of each dustproof and waterproof flap 10, which is close to each other, is provided with a magnet 11 and is mutually attracted, when the temperature transmitter body works, the temperature transmission component 4 in the converter element area can generate heat, high-temperature gas in the temperature transmitter body is discharged to the outside under the drive of the heat dissipation fan 9, the inside of the temperature transmitter body is cooled, when the heat dissipation fan 9 is started, due to the action of airflow, the 2 dustproof and waterproof flaps 10 in the heat dissipation through hole expand outwards under the impact of the airflow, the airflow can be smoothly discharged to the outside, when the heat dissipation fan 9 is not working, the dustproof and waterproof flaps 10 are inwards folded under the action of the arranged magnets 11 through the elasticity of the dustproof and waterproof flaps 10 and the effect of sealing the air outlet, dust and liquid are prevented from entering the inside of the temperature transmitter body, and the dustproof and, the service life of the product is prolonged.
Specifically, the dustproof and waterproof flap 10 is made of polytetrafluoroethylene, and the polytetrafluoroethylene has the characteristic that moisture cannot pass through, so that internal parts of the temperature transmitter shell 3 are effectively protected, liquid corrosion is avoided, short circuit and other conditions are prevented, and the service life of a product is prolonged; and the waterproof structure allows air to pass through smoothly and is adaptive.
Specifically, the side wall of the sensor patch 1 is provided with the mounting hole 12, and the sensor patch 1 can be mounted on the surface of an object through the mounting hole 12, so that an ideal temperature measurement effect is realized.
Specifically, the sensor patch 1 is specifically a platinum thermistor temperature sensor, and various parameters thereof are as follows: supply voltage: 15VDC to 36VDC, load resistance: 0 Ω to 750 Ω, output signal: 4 mA-20 mA, working environment: temperature-20 ℃ to 60 ℃, humidity less than 90% RH, protection grade: IP65, explosion protection rating: exdIICT 6.
Particularly, the lateral wall of temperature transmitter shell 3 is equipped with corrosion-resistant coating, and preferred corrosion-resistant coating specifically is a dope layer in this embodiment, can prevent effectively that temperature transmitter shell 3's lateral wall from receiving the corruption, uses various service environment, has improved the water storage box body life.
Specifically, be equipped with wireless transmission module in the temperature becomes subassembly 4, transmit the temperature detected signal who gathers for control system through wireless transmission module.
Particularly, the upper surface of sensor paster 1 is equipped with heat preservation 13, through the heat preservation 13 that sets up, can reduce the difference in temperature that sensor paster 1 detected the temperature, lets measuring result more accurate.
Specifically, the heat insulation layer 13 is made of rock wool.
The working principle is as follows: when the utility model is used, the device is electrically connected with an external power supply, the sensor patch 1 is arranged on the surface of an object through a screw or a magnet 11, the ideal temperature measurement effect is realized, the contact area between the sensor patch 1 and the object to be measured is large, the contact is tight, so the device has the obvious advantages in the aspect of surface temperature measurement, the temperature measurement accuracy is high, the response speed is high, the size is small, the device is convenient to fix and install, the radian of the sensor patch 1 is customized according to the diameter of an on-site pipeline, the tight fit is ensured, the temperature is received through the sensor patch 1 and is transmitted to the temperature transmitter body through the thermocouple 2, the temperature transmitting component 4 in the temperature transmitter body converts an electric signal into a numerical value to be displayed on the display screen 5, the upper cover 7 plays a role of protecting the temperature transmitter body, and the display screen 5, when the device is positioned at a position without a light source, the LED lamp 6 can play a role of illumination, so that people can see numerical values on the display screen 5, when the temperature transmitter body works, the temperature transmitting component 4 in the converter element area can generate heat, high-temperature gas in the temperature transmitter body is discharged to the outside under the drive of the cooling fan 9, the temperature inside the temperature transmitter body is cooled, when the cooling fan 9 is started, 2 dustproof and waterproof flaps 10 in the cooling through hole expand outwards under the impact of airflow due to the action of airflow, the airflow can be smoothly discharged to the outside, the dustproof and waterproof flaps 10 are inwards folded under the action of the elasticity of the dustproof and waterproof flaps 10 and the arranged magnet 11 until the dustproof and waterproof flaps close an air outlet when the cooling fan 9 is not working, dust and liquid are prevented from entering the inside of the temperature transmitter body, and the dustproof and waterproof functions are achieved, the service life of the product is prolonged.
The above description is only for the preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a SMD temperature transmitter, includes temperature transmitter body and sensor paster (1), its characterized in that: the lower extreme of temperature transmitter body is equipped with the one end of thermocouple (2), the other pot head of thermocouple (2) is equipped with sensor paster (1), the temperature transmitter body includes temperature transmitter shell (3), the inside of temperature transmitter shell (3) is equipped with temperature transmission subassembly (4), the top of temperature transmitter shell (3) is equipped with display screen (5), one side of display screen (5) is equipped with LED lamp (6), one side at temperature transmitter shell (3) top articulates there is upper cover (7), the inside both sides of temperature transmitter shell (3) are equipped with radiator fan mounting groove (8) respectively, all be equipped with radiator fan (9) on radiator fan mounting groove (8), and radiator fan (9) are equipped with the one end of flabellum and locate the one side that is close to temperature transmitter shell (3) inner wall, the both sides lateral wall of temperature transmitter shell (3) all is equipped with if radiator fan (9) the position that corresponds, the both sides lateral wall and radiator fan (9) of The dry heat dissipation through-hole all is equipped with 2 dustproof and waterproof lamella (10) in the heat dissipation through-hole, 2 dustproof and waterproof lamella (10) one end that is close to each other is equipped with magnet (11) and mutual actuation.
2. The surface mount temperature transmitter of claim 1, wherein: the dustproof and waterproof valve (10) is made of polytetrafluoroethylene.
3. The surface mount temperature transmitter of claim 1, wherein: the side wall of the sensor patch (1) is provided with a mounting hole (12).
4. The surface mount temperature transmitter of claim 1, wherein: the sensor patch (1) is a platinum thermal resistance temperature sensor.
5. The surface mount temperature transmitter of claim 1, wherein: the outer side wall of the temperature transmitter shell (3) is provided with a corrosion-resistant coating.
6. The surface mount temperature transmitter of claim 1, wherein: and a wireless transmission module is arranged in the temperature transmitting assembly (4).
7. The surface mount temperature transmitter of claim 1, wherein: and the upper surface of the sensor patch (1) is provided with a heat-insulating layer (13).
8. The surface mount temperature transmitter of claim 7, wherein: the heat preservation layer (13) is made of rock wool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020554863.4U CN211824788U (en) | 2020-04-15 | 2020-04-15 | Surface-mounted temperature transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020554863.4U CN211824788U (en) | 2020-04-15 | 2020-04-15 | Surface-mounted temperature transmitter |
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| Publication Number | Publication Date |
|---|---|
| CN211824788U true CN211824788U (en) | 2020-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020554863.4U Active CN211824788U (en) | 2020-04-15 | 2020-04-15 | Surface-mounted temperature transmitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211824788U (en) |
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2020
- 2020-04-15 CN CN202020554863.4U patent/CN211824788U/en active Active
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