CN111473876A - Temperature sensor with self-circulation cooling - Google Patents
Temperature sensor with self-circulation cooling Download PDFInfo
- Publication number
- CN111473876A CN111473876A CN202010302723.2A CN202010302723A CN111473876A CN 111473876 A CN111473876 A CN 111473876A CN 202010302723 A CN202010302723 A CN 202010302723A CN 111473876 A CN111473876 A CN 111473876A
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- pipe
- temperature sensor
- water
- self
- base
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D1/00—Devices using naturally cold air or cold water
- F25D1/02—Devices using naturally cold air or cold water using naturally cold water, e.g. household tap water
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/08—Protective devices, e.g. casings
Abstract
The invention discloses a temperature sensor with self-circulation cooling, which comprises a base and a dustproof pipe arranged above the base, wherein the dustproof pipe is of a round pipe structure, the lower side of the pipe body of the dustproof pipe is fixedly welded with the upper surface of the base, an installation pipe is arranged in the inner cavity of the pipe body of the dustproof pipe, the installation pipe is a round pipe, the rear end of the pipe body of the dustproof pipe is sealed through a baffle plate structure, the front end of the pipe body of the dustproof pipe is not closed, a temperature sensor is embedded in the pipe body of the dustproof pipe, and an infrared emission device is arranged at the front end of the temperature sensor; through set up cooling water circulation groove in the lateral wall of the installation pipe for installing temperature sensor to be connected its intake end through the circulating water pump in raceway and the base, and be connected its rear end through the return water mouth on second grade water pipe and the base, thereby let it form cooling water circulation system, thereby absorb the heat production when working in succession temperature sensor, thereby avoid it to generate heat and influence the normal work of sensor.
Description
Technical Field
The invention relates to the technical field related to temperature sensors, in particular to a temperature sensor with self-circulation cooling function.
Background
A temperature sensor is a sensor that senses temperature and converts it into a usable output signal. The temperature sensor is the core part of the temperature measuring instrument and has a plurality of varieties. The measurement method can be divided into a contact type and a non-contact type, and the measurement method can be divided into a thermal resistor and a thermocouple according to the characteristics of sensor materials and electronic elements.
It is known that the normal operation of a temperature sensor element is to satisfy its operating condition, one of which is its operating current, and since the temperature sensor has a resistance value, when the current flows through the temperature sensor element, there is a power loss, so that the element of the sensor generates heat, and during the continuous operation detection of the temperature sensor for a long time, the temperature of the sensor element increases, and the sensor itself generates heat, which may cause a measurement error of the sensor, thereby affecting the measurement accuracy.
Disclosure of Invention
The present invention is directed to a temperature sensor with self-circulation cooling to solve the above-mentioned problems.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a temperature sensor with self-loopa cooling, includes base and the dustproof pipe of setting in the base top, the dustproof pipe is a pipe structure, the last fixed surface welding of its body downside and base, be provided with the installation pipe in the body inner chamber of dustproof pipe, the installation pipe is a pipe, and the rear end of its body seals through baffle structure, and the front end of its body does not seal, and imbeds among its body and install temperature sensor, temperature sensor's front end is provided with infrared transmitting device, and temperature sensor's front end fixes through the limiting plate, the limiting plate is fixed glue joint on the inner wall of installation pipe for the fixed.
Preferably, the base is a rectangular box structure, the upper surface of the box body is provided with a water outlet close to the front end, the upper surface of the box body is provided with a water return port close to the rear end, a side wall of the box body is provided with a water injection port, a circulating water pump is fixedly mounted at the position close to the front end of the inner cavity of the box body, the box body is internally provided with a refrigerating device, the refrigerating device is electrically connected with a power supply through a first-stage temperature control switch arranged in the box body, and the circulating water pump is electrically connected with the power supply through a second-stage temperature control switch arranged on the rear side wall.
Preferably, the body lateral wall below of installation pipe is provided with lower supporting spring, is provided with the connection spring on its top lateral wall, the upper end and the fixed joint of installation pipe of lower supporting spring, the fixed joint of inner wall of its lower extreme and dustproof pipe, it is the same with lower supporting spring's mounting means to go up connection spring, and both symmetries are provided with three groups.
Preferably, the pipe body of the installation pipe is composed of an outer heat insulation layer and an inner heat conduction layer, the two layers of plates are connected in a pressing mode, the outer heat insulation layer is made of glass fiber materials, the inner layer of the outer heat insulation layer is made of heat conduction metal materials, a cooling water circulation groove is formed in the junction of the two layers of materials, the cooling water circulation groove is a spiral groove opening, a water inlet end is arranged at the front end of the groove opening, and a water outlet end is arranged on the rear side of the groove opening.
Preferably, the water inlet end is connected with a circulating water pump in the base through a water delivery pipe, and the water outlet end on the water inlet end is communicated with a water return port on the base through a secondary water pipe.
Preferably, the limiting plate is made of rock wool.
Preferably, the mounting groove has been seted up to the rear end of dustproof pipe, the mounting groove is provided with threely altogether, and the equal fixed welding of the upper and lower side department of its notch has the fixture block structure, the fixture block structure is provided with three groups altogether, and forms the draw-in groove structure between every group structure, and by rear to the place ahead movable mounting in proper order in its notch have one-level dust guard, second grade dust guard and tertiary dust guard.
Preferably, the diameters of the air holes in the first-stage dust guard, the second-stage dust guard and the third-stage dust guard are reduced in sequence.
Preferably, be provided with the exhaust fan between installation pipe and the tertiary dust guard, exhaust fan fixed mounting is on the body inner wall of dust guard, and the direction of airing exhaust of exhaust fan is the front end that the rear end of dust guard flowed to the dust guard.
Compared with the prior art, the invention has the beneficial effects that:
1. the side wall of the installation pipe for installing the temperature sensor is provided with the cooling water circulation groove, the water inlet end of the cooling water circulation groove is connected with the circulating water pump in the base through the water conveying pipe, and the rear end of the cooling water circulation groove is connected with the water return port on the base through the secondary water pipe, so that the cooling water circulation system is formed, heat generated when the temperature sensor continuously works is absorbed, and the heat generated by the temperature sensor is prevented from affecting the normal work of the sensor;
2. the dust-proof pipe is arranged, the dust-proof plate is arranged at the rear end of the dust-proof pipe, and the exhaust fan is arranged between the dust-proof plate and the installation pipe in a social mode, so that the air in the dust-proof pipe is enabled to flow from the rear end of the dust-proof pipe to the front end of the dust-proof pipe under the action of the exhaust fan, and dust is prevented from being attached to the end part of the infrared emission device on the temperature sensor, and normal irradiation of infrared light is influenced;
3. and will be used for dirt-proof dust guard to set up in groups to guarantee that the gas pocket diameter on three dust guards reduces in proper order, thereby improve the filter effect of dust guard, and the staff of can being convenient for of draw-in groove formula embedding installation regularly dismantles the dust guard and washs, thereby avoids the dust adhesion too much and influences the circulation of gases effect.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a dust guard structure according to the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is a half sectional view of the present invention;
FIG. 5 is an enlarged view of the structure at B in FIG. 4;
FIG. 6 is an enlarged view of the structure at C in FIG. 4;
fig. 7 is a schematic view of the installation tube of the present invention.
In the figure: the heat-insulating and heat-insulating device comprises a base 1, a dustproof pipe 2, an installation pipe 3, an installation groove 4, a clamping block 5, a first-stage dustproof plate 6, a second-stage dustproof plate 7, a third-stage dustproof plate 8, an exhaust fan 9, a lower supporting spring 10, an upper connecting spring 11, a cooling water circulation groove 12, a water inlet end 13, a water conveying pipe 14, a water circulating pump 15, a temperature sensor 16, an infrared emitting device 17, a limiting plate 18, an outer heat-insulating layer 19 and an inner heat-conducting layer 20.
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.
Referring to fig. 1-7, the present invention provides a technical solution: the utility model provides a temperature sensor with self-loopa cooling, including base 1 and the dustproof pipe 2 of setting in base 1 top, dustproof pipe 2 is a pipe structure, the last fixed surface welding of its body downside and base 1, be provided with installation pipe 3 in the body inner chamber of dustproof pipe 2, installation pipe 3 is a pipe, and the rear end of its body seals through the baffle structure, the front end of its body does not seal, and the embedding installs temperature sensor 16 among its body, temperature sensor 16's front end is provided with infrared emitter 17, and temperature sensor 16's front end is fixed through limiting plate 18, limiting plate 18 is fixed glue and connects on the inner wall of installation pipe 3 for the fixed glue.
Further, the base 1 is a rectangular box structure, the upper surface of the box is provided with a water outlet near the front end, the upper surface of the box is provided with a water return port near the rear end, one side wall of the box is provided with a water injection port, a circulating water pump 15 is fixedly installed in the inner cavity of the box near the front end, a refrigerating device is arranged in the box, the refrigerating device is electrically connected with a power supply through a primary temperature control switch arranged in the box, and the circulating water pump 15 is electrically connected with the power supply through a secondary temperature control switch arranged on the rear side wall of the mounting pipe 3;
further, a lower supporting spring 10 is arranged below the outer side wall of the pipe body of the installation pipe 3, an upper connecting spring 11 is arranged on the side wall above the lower supporting spring 10, the upper end of the lower supporting spring 10 is fixedly jointed with the installation pipe 3, the lower end of the lower supporting spring is fixedly jointed with the inner wall of the dustproof pipe 2, the upper connecting spring 11 is the same as the lower supporting spring 10 in installation mode, three groups are symmetrically arranged on the upper end and the lower end of the lower supporting spring, the installation pipe 3 for installing the temperature sensor 16 is installed through the lower supporting spring 10 and the upper connecting spring 11, certain buffering effect is generated on external vibration through the lower supporting spring and the upper connecting spring, and the stability of the temperature sensor 16 during.
Further, the body of installation pipe 3 comprises outer insulating layer 19 and interior heat-conducting layer 20, and be the pressfitting connection between the two-layer panel, outer insulating layer 19 is the glass fiber material, its inlayer is heat conduction metal material, and the juncture of two-layer material has seted up cooling water circulation groove 12, cooling water circulation groove 12 is the spiral notch, and the front end of its notch is provided with into water end 13, its rear side is the outlet end, the mounting tube structure of two-layer structure setting, assurance cooling water circulation system that can be abundant absorbs temperature sensor 16's heat production, thereby guarantee its radiating effect.
Furthermore, the water inlet end 13 is connected with a circulating water pump 15 in the base 1 through a water pipe 14, the water outlet end on the water inlet end is communicated with a water return port on the base 1 through a secondary water pipe, the side wall of the mounting pipe 3 for mounting the temperature sensor 16 is provided with a cooling water circulating groove 12, the water inlet end of the water inlet end is connected with the circulating water pump 15 in the base 1 through the water pipe 14, and the rear end of the water inlet end is connected with the water return port on the base 1 through the secondary water pipe, so that a cooling water circulating system is formed, heat generated when the temperature sensor 16 continuously works is absorbed, and the heat generated by the temperature sensor 16 is prevented from affecting the normal work of the sensor.
Further, limiting plate 18 is the rock wool material, avoids water cooling plant to cause great influence to the 17 tip position temperature of infrared emission device to influence its detection precision.
Further, mounting groove 4 has been seted up to the rear end of dustproof pipe 2, and mounting groove 4 is provided with threely altogether, and the equal fixed welding of the upper and lower side department of its notch has fixture block structure 5, and the fixture block structure is provided with three groups altogether, and forms the draw-in groove structure between every group structure, and by rear to the place ahead movable mounting in proper order in its notch have one-level dust guard 6, second grade dust guard 7 and tertiary dust guard 8.
Further, the gas hole diameter on one-level dust guard 6, second grade dust guard 7 and the tertiary dust guard 8 reduces in proper order, through setting up in groups for dirt-proof dust guard to guarantee that the gas hole diameter on three dust guards reduces in proper order, thereby improve the filter effect of dust guard, and the staff of can being convenient for of draw-in groove formula embedding installation regularly pulls down the dust guard and washs, thereby avoids the dust adhesion too much and influences the gas circulation effect.
Further, be provided with exhaust fan 9 between installation pipe 3 and tertiary dust guard 8, exhaust fan 9 fixed mounting is on the body inner wall of dust guard 2, and the direction of airing exhaust of exhaust fan 9 is the rear end of dust guard 2 and flows to the front end of dust guard 2, through setting up dust guard 2, and set up the dust guard at the rear end of dust guard 2, and social group exhaust fan 9 between dust guard and installation pipe 3, thereby guarantee through the effect of exhaust fan 9 that the air in dust guard 2 flows to the front end of dust guard 2 by the rear end of dust guard 2, thereby avoid the dust to adhere to on temperature sensor 16 the tip of infrared emitter 17, thereby influence the normal irradiation of infrared light.
The working principle is as follows: in practical use, the exhaust fan 9 in the dust-proof pipe 2 operates, so that air at the rear end of the dust-proof pipe 2 is sucked into the pipe cavity of the dust-proof pipe 2 through the exhaust fan 9, the whole air flowing direction in the dust-proof pipe 2 is the rear end of the dust-proof pipe 2 and flows to the front end of the dust-proof pipe 2, air entering from the rear side of the dust-proof pipe 2 passes through the filtering action of the first-stage dust-proof plate 6, the second-stage dust-proof plate 7 and the third-stage dust-proof plate 8, so that dust in the air is filtered, and due to the flowing action of the air, dust substances cannot enter the front end of the dust-proof pipe 2, so that the dust substances are effectively prevented from being attached to the end part of the infrared emission device 17, so that the normal irradiation of infrared light is influenced, when the temperature of the temperature sensor 16 rises due to long-time work, the circulating water pump 15 is, therefore, cooling water is pumped into the cooling water circulation groove 12 in the side wall of the tube body of the installation tube 3 through the action of the water circulation pump 15, so that the generated heat is absorbed, and the cooling water can be taken out of the device through the flowing of the cooling water, so that the normal work of the sensor is prevented from being influenced by the heating of the cooling water.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a temperature sensor with self-loopa cooling, includes base (1) and dust tube (2) of setting in base (1) top, its characterized in that: dustproof pipe (2) are a pipe structure, the last fixed surface welding of its body downside and base (1), be provided with installation pipe (3) in the body inner chamber of dustproof pipe (2), installation pipe (3) are a pipe, and the rear end of its body seals through baffle structure, and the front end of its body does not seal, and the embedding installs temperature sensor (16) among its body, the front end of temperature sensor (16) is provided with infrared emitter (17), and the front end of temperature sensor (16) fixes through limiting plate (18), limiting plate (18) are fixed glue and connect on the inner wall of installation pipe (3) for the fixed glue.
2. A temperature sensor with self-circulating cooling according to claim 1, wherein: base (1) is a rectangle box structure, and the upper surface of its box is provided with the delivery port by the front end, and it is provided with the return water mouth by the rear end, and has seted up the water filling port on the lateral wall of its box, and the inner chamber of its box has circulating water pump (15) by the position department fixed mounting of front end, and is provided with refrigeration plant in its box, and its refrigeration plant is connected with the power electricity through the one-level temperature detect switch who sets up in the box, and circulating water pump (15) are connected with the power electricity through the second grade temperature detect switch who installs on installation pipe (3) rear side wall.
3. A temperature sensor with self-circulating cooling according to claim 1, wherein: the utility model discloses a dustproof pipe, including installation pipe (3), the body lateral wall below of installation pipe (3) is provided with down supporting spring (10), is provided with on its top lateral wall upper connecting spring (11), the upper end and the fixed joint of installation pipe (3) of lower supporting spring (10), the fixed joint of inner wall of its lower extreme and dustproof pipe (2), it is the same with the mounting means of lower supporting spring (10) to go up connecting spring (11), and both symmetries are provided with three groups.
4. A temperature sensor with self-circulating cooling according to claim 3, wherein: the pipe body of installation pipe (3) comprises outer insulating layer (19) and interior heat-conducting layer (20), and is the pressfitting connection between the two-layer panel, outer insulating layer (19) are the glass fiber material, and its inlayer is heat conduction metal material, and the juncture of two-layer material has seted up cooling water circulation groove (12), cooling water circulation groove (12) are the spiral notch, and the front end of its notch is provided with into water end (13), and its rear side is for going out the water end.
5. A temperature sensor with self-circulating cooling according to claim 4, wherein: the water inlet end (13) is connected with a circulating water pump (15) in the base (1) through a water delivery pipe (14), and the water outlet end on the water inlet end is communicated with a water return port on the base (1) through a secondary water pipe.
6. A temperature sensor with self-circulating cooling according to claim 1, wherein: the limiting plate (18) is made of rock wool.
7. A temperature sensor with self-circulating cooling according to claim 1, wherein: mounting groove (4) have been seted up to the rear end of dustproof pipe (2), mounting groove (4) are provided with threely altogether, and the equal fixed welding of the upper and lower side department of its notch has fixture block structure (5), the fixture block structure is provided with three groups altogether, and forms the draw-in groove structure between every group structure, and by rear to the place ahead movable mounting in proper order in its notch have one-level dust guard (6), second grade dust guard (7) and tertiary dust guard (8).
8. A temperature sensor with self-circulating cooling according to claim 7, wherein: the diameters of the air holes in the first-stage dust guard (6), the second-stage dust guard (7) and the third-stage dust guard (8) are reduced in sequence.
9. A temperature sensor with self-circulating cooling according to claim 1, wherein: be provided with exhaust fan (9) between installation pipe (3) and tertiary dust guard (8), exhaust fan (9) fixed mounting is on the body inner wall of dust tube (2), and the direction of airing exhaust of exhaust fan (9) is the front end of the rear end flow of dust tube (2) to dust tube (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010302723.2A CN111473876A (en) | 2020-04-17 | 2020-04-17 | Temperature sensor with self-circulation cooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010302723.2A CN111473876A (en) | 2020-04-17 | 2020-04-17 | Temperature sensor with self-circulation cooling |
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| Publication Number | Publication Date |
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| CN111473876A true CN111473876A (en) | 2020-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010302723.2A Pending CN111473876A (en) | 2020-04-17 | 2020-04-17 | Temperature sensor with self-circulation cooling |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114235209A (en) * | 2021-12-28 | 2022-03-25 | 苏州英特模汽车科技有限公司 | Non-contact measuring equipment and method for dynamic workpiece |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002267299A (en) * | 2001-03-07 | 2002-09-18 | Sanken Setsubi Kogyo Co Ltd | Cold liquid extracting system of steam compression refrigerating machine used for refrigeration or ice making |
| CN201844610U (en) * | 2010-11-04 | 2011-05-25 | 刘卫华 | Temperature raising and lowering device of electronic semiconductor cold water circulating system |
| CN108106864A (en) * | 2017-12-12 | 2018-06-01 | 中国汽车技术研究中心 | A kind of damper long duration test circulating chilled water cooler |
| CN110751980A (en) * | 2019-10-24 | 2020-02-04 | 攀钢集团攀枝花钢钒有限公司 | Gas seal cooling protection device of detection element |
-
2020
- 2020-04-17 CN CN202010302723.2A patent/CN111473876A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002267299A (en) * | 2001-03-07 | 2002-09-18 | Sanken Setsubi Kogyo Co Ltd | Cold liquid extracting system of steam compression refrigerating machine used for refrigeration or ice making |
| CN201844610U (en) * | 2010-11-04 | 2011-05-25 | 刘卫华 | Temperature raising and lowering device of electronic semiconductor cold water circulating system |
| CN108106864A (en) * | 2017-12-12 | 2018-06-01 | 中国汽车技术研究中心 | A kind of damper long duration test circulating chilled water cooler |
| CN110751980A (en) * | 2019-10-24 | 2020-02-04 | 攀钢集团攀枝花钢钒有限公司 | Gas seal cooling protection device of detection element |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114235209A (en) * | 2021-12-28 | 2022-03-25 | 苏州英特模汽车科技有限公司 | Non-contact measuring equipment and method for dynamic workpiece |
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Application publication date: 20200731 |