CN115077735A - Temperature sensor, water tank and have its heat pump system - Google Patents

Temperature sensor, water tank and have its heat pump system Download PDF

Info

Publication number
CN115077735A
CN115077735A CN202210850213.8A CN202210850213A CN115077735A CN 115077735 A CN115077735 A CN 115077735A CN 202210850213 A CN202210850213 A CN 202210850213A CN 115077735 A CN115077735 A CN 115077735A
Authority
CN
China
Prior art keywords
temperature
water tank
temperature sensor
sensing body
shell
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210850213.8A
Other languages
Chinese (zh)
Inventor
奚明耀
成伟
吴超
邓杏珍
张民儒
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gree Electric Appliances Inc of Zhuhai
Original Assignee
Gree Electric Appliances Inc of Zhuhai
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gree Electric Appliances Inc of Zhuhai filed Critical Gree Electric Appliances Inc of Zhuhai
Priority to CN202210850213.8A priority Critical patent/CN115077735A/en
Publication of CN115077735A publication Critical patent/CN115077735A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
    • G01K7/22—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H15/00—Control of fluid heaters
    • F24H15/20—Control of fluid heaters characterised by control inputs
    • F24H15/212—Temperature of the water
    • F24H15/223—Temperature of the water in the water storage tank
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00—Details
    • F24H9/20—Arrangement or mounting of control or safety devices
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Farming Of Fish And Shellfish (AREA)

Abstract

The application provides a temperature sensor, water tank and have its heat pump system, including temperature sensing body and adsorption structure, adsorption structure sets up on the temperature sensing body, and adsorption structure can adsorb treats mounting structure to fix the temperature sensing body on treating mounting structure. According to the temperature sensor, the temperature measurement is more accurate, and convenient assembling.

Description

Temperature sensor, water tank and heat pump system with same
Technical Field
The application belongs to the technical field of heat pump systems, and particularly relates to a temperature sensor, a water tank and a heat pump system with the temperature sensor and the water tank.
Background
At present, heat pump water heater water tank is provided with the temperature sensor for detect the water tank temperature and in order to control the heat pump start and stop, still be equipped with a plurality of temperature sensors in different water tank positions for accurate accuse temperature.
However, the form of the water tank temperature sensor is mainly a round copper shell structure, and the water tank blind pipe type insertion installation is adopted, but the resistance value of the temperature sensor is easy to deviate due to dampness, and the use is influenced due to inaccurate temperature measurement; the second mode adopts the SMD installation of water tank inner bag screw fixation, but line contact influences the heat conduction, and assembly efficiency is low simultaneously. Obviously, the mounting mode of the temperature sensor in the prior art influences the accuracy of temperature measurement, and the assembly efficiency is low.
Therefore, how to provide a temperature sensor and a water tank which can measure temperature more accurately and are convenient to assemble and a heat pump system with the temperature sensor and the water tank become problems which need to be solved urgently by the technical personnel in the field.
Disclosure of Invention
Therefore, the technical problem that this application will be solved lies in providing a temperature sensor, water tank and have its heat pump system, and the temperature measurement is more accurate, and convenient assembling.
In order to solve the above problems, the present application provides a temperature sensor including:
a temperature sensing body;
and the adsorption structure is arranged on the temperature sensing body and can adsorb the mounting structure to be mounted so as to fix the temperature sensing body on the mounting structure to be mounted.
Further, the temperature sensing body comprises a thermistor and a lead-out wire which are connected with each other; the temperature sensing body also comprises a shell, the thermistor is arranged in the shell, and the outgoing line extends out of the shell; the interior of the shell is filled with a sealing material.
Furthermore, the temperature sensing body also comprises a flexible structure, and the flexible structure is wrapped outside the shell; the adsorption structure is arranged on the flexible structure.
Furthermore, the flexible structure comprises a flexible sleeve which is sleeved on the shell; the outer surface of the shell is provided with a temperature sensing area, and the flexible sleeve is provided with an opening; the opening corresponds to the position of the temperature-sensitive area, so that the temperature-sensitive area can be in direct contact with the structure to be installed.
Further, the flexible structure comprises a connecting structure, the connecting structure is connected to the outer periphery side of the flexible sleeve, and the adsorption structure is arranged on the connecting structure.
Further, the flexible structure has a connecting surface; when the adsorption structure adsorbs the mounting structure, the connecting surface can be attached to the mounting structure.
Furthermore, the number of the connecting structures is two, the two connecting structures are arranged oppositely, and the two connecting structures are provided with adsorption structures.
Further, the adsorption structure comprises a magnetic piece;
and/or, when the temperature sensing body further comprises a shell, and the flexible structure is wrapped outside the shell, the flexible structure is made of silicon rubber; and/or the housing is made of a ceramic material;
and/or the adsorption structure is arranged inside the temperature sensing body.
According to still another aspect of the present application, there is provided a water tank including a temperature sensor as described above, the water tank forming a structure to be mounted.
According to still another aspect of the present application, there is provided a heat pump system including a water tank, the water tank being the above-mentioned water tank.
The application provides a temperature sensor, water tank and have its heat pump system, this application temperature measurement is more accurate, and convenient assembling, adopts adsorption structure to fix the temperature sensing body on treating mounting structure through absorbent mode, and adsorption structure does not influence the heat conduction, can guarantee the temperature measurement accuracy of temperature sensing body, and convenient assembling.
Drawings
FIG. 1 is a schematic structural diagram of a temperature sensor according to an embodiment of the present application;
fig. 2 is a schematic view of a connection structure between a water tank and a temperature sensor according to an embodiment of the present application.
The reference numerals are represented as:
1. a thermistor; 2. a sealing material; 3. a housing; 4. a flexible structure; 5. an adsorption structure; 6. an outgoing line; 7. a connecting surface; 8. a temperature-sensitive zone; 91. a water tank inner container; 92. a water tank shell.
Detailed Description
Referring to fig. 1-2, a temperature sensor includes a temperature sensing body and an adsorption structure 5, the adsorption structure 5 is disposed on the temperature sensing body, and the adsorption structure 5 can adsorb a structure to be mounted, so as to fix the temperature sensing body on the structure to be mounted. Adopt adsorption structure 5 to fix the temperature sensing body on treating the mounting structure through absorbent mode, adsorption structure 5 does not influence the heat conduction, can guarantee the temperature measurement accuracy of temperature sensing body, and convenient assembling. The adsorption structure 5 can be adjusted according to the material and surface state of the structure to be mounted. When the structure to be installed is made of metal, the adsorption structure 5 may be a magnetic structure such as a magnet, and is adsorbed by magnetic force; or the structure to be installed is made of any other material, and magnetic materials can be coated on the surface of the structure to be installed or metal sheets can be attached to the surface of the structure to be installed, or magnets can be adopted for magnetic adsorption; adsorption structure 5 also can be for the connected mode of magic subsides formula, and here can be treating the surface structure that mounting structure surface formation corresponds to make it can form the magic subsides with adsorption structure 5, and can carry out the examination of relapseing and paste, also do not influence the temperature measurement accuracy, and the assembly is also convenient. The structure to be installed can be a water tank, and can also be any environment needing temperature measurement, such as an air conditioner, a refrigerator and the like.
The application also discloses some embodiments, the temperature sensing body comprises a thermistor 1 and a lead-out wire 6 which are connected with each other; the temperature sensing body also comprises a shell 3, the thermistor 1 is arranged in the shell 3, and the lead-out wire 6 extends out of the shell 3; the inside of the case 3 is filled with a sealing material 2. The sealing material 2 is a heat conductive material, and it has sealing properties. The thermistor 1 is a thermistor 1 chip, the resistance value of the thermistor 1 chip changes along with the temperature, and two ends of the thermistor 1 chip are provided with outgoing lines 6 which are connected with the thermistor 1 chip in a welding mode and used for leading out feedback temperature signals. The sealing material 2 is arranged outside the chip of the thermistor 1 and the welding part with the lead wire 6, the sealing material 2 has high heat conductivity, and can seal the chip of the thermistor 1 and ensure that the chip and the lead wire can be kept in good contact to transmit a resistance change signal; the sealing material 2 may be rubber made of butadiene; the sealing material 2 may be a glass crystal material.
The application also discloses some embodiments, the temperature sensing body further comprises a flexible structure 4, and the flexible structure 4 is wrapped outside the shell 3; the adsorption structure 5 is arranged on the flexible structure 4. The flexible structure 4 has a sealing property and a high thermal conductivity. The flexible structure 4 is good in sealing performance and soft, can be in surface-to-surface contact with a structure to be mounted, further increases the heat transfer area, and accurately senses the temperature to improve the operation reliability of the heat pump water tank; the flexible structure 4 is a sealed structure.
The application also discloses embodiments, wherein the flexible structure 4 comprises a flexible sleeve, and the flexible sleeve is sleeved on the shell 3; the outer surface of the shell 3 is provided with a temperature-sensing area 8, and the flexible sleeve is provided with an opening; the position of opening part and temperature sensing area 8 is corresponding to make temperature sensing area 8 can with treat mounting structure direct contact, can be so that the temperature measurement is more accurate.
The application also discloses some embodiments, and flexible structure 4 includes connection structure, and connection structure connects in the periphery side of flexible cover, and adsorption structure 5 sets up on connection structure. The connecting structure and the flexible sleeve can be integrally connected; or made separately and then connected. The quantity of adsorption structure 5 can set up to at least one, and connection structure also can be the loop configuration, and when adsorption structure 5's quantity was more than two, adsorption structure 5 more than two centers on the circumference of flexible cover is arranged in proper order, and is fixed more accurate.
The application also discloses embodiments, the flexible structure 4 having a connection surface 7; when adsorption structure 5 adsorbs treating the mounting structure, connecting surface 7 can with treat the mounting structure and laminate mutually, at this moment, temperature sensing area 8 exposes through above-mentioned opening to with treating the mounting structure and contact, connecting surface 7 is in the open-ended periphery side with treat that the mounting structure laminates each other, can be so that the heat conduction is effectual, the temperature measurement is more accurate. The connecting surface is matched with the mounting surface of the structure to be mounted. For example, if the surface of the structure to be mounted is an arc surface, the connecting surface is an arc surface. The surface of the connection structure and the surface of the flexible sleeve together form a connection surface 7.
The application also discloses some embodiments, connection structure's quantity is provided with two, and two connection structure set up relatively, all are provided with adsorption structure 5 on two connection structure. Thus, the fixing is more stable, the structure is simple, and the flexible structure 4 can be in surface-to-surface contact with the structure to be installed. The application also discloses embodiments, the adsorption structure 5 comprises a magnetic member; the magnetic force is adopted to attract the surface of the structure to be installed, so that the assembly can be improved, the assembly is simple, the production is simple, and the effect is improved. This application temperature sensing body passes through magnetic force and adsorbs laminating water tank inner bag 91 wall, for traditional water tank inner bag 91 wall welding double-screw bolt and fix with screw carry effect 70%, fall this 40%.
When the temperature sensing body further comprises a shell 3, and the flexible structure 4 wraps the shell 3, the flexible structure 4 is made of a silicon rubber material; silicon rubber is soft, and it can with treat that mounting structure face and face contact, and then increase heat transfer area, accurate temperature sensing improves heat pump water tank operational reliability.
The present application also discloses embodiments, wherein the housing 3 is made of a ceramic material; the outer layer of the shell 3 is made of high-heat-conductivity ceramic materials, and the temperature sensitivity is favorable for transferring heat to the chip to generate an ohmic effect.
The application also discloses some embodiments, and the adsorption structure 5 is arranged inside the temperature sensing body.
When the structure to be installed is a water tank, the outer layer is formed by wrapping with a soft silicon rubber material, a sealing and waterproof effect can be achieved, the contact end face of the outer layer and the water tank is of an inwards concave arc structure, namely, the connecting surface 7 is an arc surface and can be attached to the circular wall of the water tank liner 91, the inwards concave arc center position of the silicon rubber is an exposed temperature sensing area 8, and two sides wrap the shell 3 for a distance to restrain, seal and fix, so that when the temperature sensor is attached to the water tank liner 91, the shell 3 made of a high-heat-conductivity ceramic material can conduct heat quickly, and then the chip can respond to an ohmic effect quickly; the two wings of the silicon rubber shell, namely the tail ends of the two connecting structures are provided with implanted magnetic parts such as magnets, when the silicon rubber and the wall of the carbon steel inner container of the water tank are directly adsorbed, so that the temperature sensing area 8 exposed from the inner concave surface of the silicon rubber of the temperature sensor is just attached to the wall 91 of the water tank for sensing temperature.
During assembly, the temperature sensor is adsorbed on the wall of the water tank liner 91 by the magnetic force of the two wings, the middle position of the temperature sensor senses temperature, and then the chip of the thermistor 1 generates resistance change, so that accurate temperature detection is realized; the whole process is simple to assemble, and the temperature sensor is not influenced by external forces such as assembly and the like, and has long service life.
According to an embodiment of the present application, there is provided a water tank including a temperature sensor as described above, the water tank forming a structure to be mounted. The wall of the water tank inner container 91 is adsorbed at the moment, so that the assembly can be improved, the assembly is simple, the production is simple, and the effect is improved. Adopt silicon rubber materials cladding outside casing 3, not only sealed waterproof, and silicon rubber materials is soft can directly laminate at water tank inner bag 91 wall temperature sensing, and the temperature sensor both wings pass through magnetic force and carbon steel water tank absorption fixed, and the installation is simple, and the temperature sensor is reliable and stable operation, and the temperature sensing accuracy improves by a wide margin, extension temperature sensor life. The tank also includes a tank housing 92.
According to an embodiment of the application, a heat pump system is provided, which comprises a water tank, wherein the water tank is the water tank.
It is readily understood by a person skilled in the art that the advantageous ways described above can be freely combined, superimposed without conflict.
The present application is intended to cover various modifications, equivalent arrangements, and adaptations of the present application without departing from the spirit and scope of the present application. The foregoing is only a preferred embodiment of the present application, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present application, and these modifications and variations should also be considered as the protection scope of the present application.

Claims (10)

1. A temperature sensor, comprising:
a temperature sensing body;
and the adsorption structure (5) is arranged on the temperature sensing body, and the adsorption structure (5) can adsorb the structure to be mounted so as to fix the temperature sensing body on the structure to be mounted.
2. The temperature sensor according to claim 1, wherein the temperature sensing body comprises a thermistor (1) and a lead-out wire (6) connected to each other; the temperature sensing body further comprises a shell (3), the thermistor (1) is arranged in the shell (3), and the outgoing line (6) extends out of the shell (3); the interior of the shell (3) is filled with a sealing material (2).
3. The temperature sensor according to claim 2, wherein the temperature sensing body further comprises a flexible structure (4), the flexible structure (4) wrapping an exterior of the housing (3); the adsorption structure (5) is arranged on the flexible structure (4).
4. The temperature sensor according to claim 3, wherein the flexible structure (4) comprises a flexible sleeve which is provided on the housing (3); the outer surface of the shell (3) is provided with a temperature-sensitive area (8), and the flexible sleeve is provided with an opening; the position of the opening corresponds to that of the temperature-sensitive area (8), so that the temperature-sensitive area (8) can be in direct contact with the structure to be mounted.
5. The temperature sensor according to claim 4, wherein the flexible structure (4) comprises a connection structure connected to an outer circumferential side of the flexible sleeve, the adsorption structure (5) being provided on the connection structure.
6. A temperature-sensor according to claim 5, wherein the flexible structure (4) has an attachment surface (7); when the adsorption structure (5) adsorbs a structure to be installed, the connecting surface (7) can be attached to the structure to be installed.
7. The temperature sensor according to claim 5, wherein the number of the connecting structures is two, two of the connecting structures are oppositely arranged, and the adsorption structure (5) is arranged on each of the two connecting structures.
8. The temperature sensor according to any one of claims 1-7, wherein the adsorption structure (5) comprises a magnetic element;
and/or when the temperature sensing body further comprises a shell (3), and the flexible structure (4) is wrapped outside the shell (3), the flexible structure (4) is made of silicon rubber; and/or the housing (3) is made of a ceramic material;
and/or the adsorption structure (5) is arranged inside the temperature sensing body.
9. A water tank comprising a temperature sensor, wherein the temperature sensor is as claimed in any one of claims 1 to 8; the water tank forms a structure to be installed.
10. A heat pump system comprising a water tank, wherein the water tank is the water tank of claim 9.
CN202210850213.8A 2022-07-19 2022-07-19 Temperature sensor, water tank and have its heat pump system Pending CN115077735A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210850213.8A CN115077735A (en) 2022-07-19 2022-07-19 Temperature sensor, water tank and have its heat pump system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210850213.8A CN115077735A (en) 2022-07-19 2022-07-19 Temperature sensor, water tank and have its heat pump system

Publications (1)

Publication Number Publication Date
CN115077735A true CN115077735A (en) 2022-09-20

Family

ID=83260373

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210850213.8A Pending CN115077735A (en) 2022-07-19 2022-07-19 Temperature sensor, water tank and have its heat pump system

Country Status (1)

Country Link
CN (1) CN115077735A (en)

Similar Documents

Publication Publication Date Title
US5705751A (en) Magnetic diaphragm pressure transducer with magnetic field shield
US20040101026A1 (en) Inspired air temperature measuring device in respiratory circuit
JPS60202320A (en) Sensor for temperature
US20090178487A1 (en) Combined fluid pressure and temperatue sensor apparatus
WO2011045974A1 (en) In vivo flow sensor
KR100324840B1 (en) Thermal flow sensor
JPS63275958A (en) Heat transfer measuring device
CN109341752A (en) A kind of idle call pressure-temperature sensor
CN217687571U (en) Temperature sensor, water tank and heat pump system with same
CN115077735A (en) Temperature sensor, water tank and have its heat pump system
CN109752055A (en) flowmeter
RU2009106966A (en) CHARGING VALVE (OPTIONS) AND METHOD FOR ITS MODIFICATION
GB2159631A (en) Fluid flow measurement
EP2078940B1 (en) Combined fluid pressure and temperature sensor apparatus
CN216050347U (en) Multipurpose wall-attached temperature sensor simple and convenient to install
CN114526771A (en) Integrated temperature and pressure sensor
CN208567975U (en) A kind of idle call pressure-temperature sensor
CN112284604A (en) High-temperature-resistant pressure transmitter
JP3015828B2 (en) Semiconductor differential pressure transducer
CN212963758U (en) Double NTC temperature sensor
JPH11211578A (en) Temperature sensor
CN112050955A (en) Temperature sensor and temperature measurement component
CN217032584U (en) Temperature and pressure sensor
CN213119540U (en) Wind pressure sensor
CN219975595U (en) Temperature control valve built-in temperature measuring device capable of being installed in split mode

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination