CN216116443U - Heat flow sensor with temperature compensation function - Google Patents
Heat flow sensor with temperature compensation function Download PDFInfo
- Publication number
- CN216116443U CN216116443U CN202122553731.7U CN202122553731U CN216116443U CN 216116443 U CN216116443 U CN 216116443U CN 202122553731 U CN202122553731 U CN 202122553731U CN 216116443 U CN216116443 U CN 216116443U
- Authority
- CN
- China
- Prior art keywords
- flow sensor
- heat flow
- temperature compensation
- center
- compensation according
- 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.)
- Active
Links
Images
Landscapes
- Measuring Volume Flow (AREA)
Abstract
The utility model discloses a heat flow sensor with a temperature compensation function, which comprises a connecting disc, wherein a connecting seat is fixedly sleeved in the connecting disc, a thread groove is formed in the center of the upper end face of the connecting seat, a top block is fixedly arranged at the center of the bottom face of the thread groove, a threaded hole is formed in the center of the lower end face of the connecting seat, a wire pipe is sleeved in the threaded hole, a shell is sleeved in the threaded groove, an equipment groove is formed in the shell, a fixing hole is formed in the center of the top face of the equipment groove, a ceramic insulating disc is fixedly arranged in the fixing hole, a constantan disc is fixedly arranged at the lower end of the ceramic insulating disc, and a cold junction bridge compensation system is fixedly arranged at the lower end of the constantan disc. The utility model discloses a heat flow sensor with a temperature compensation function, which has higher detection accuracy and is convenient to disassemble and maintain.
Description
Technical Field
The utility model relates to the technical field of sensors, in particular to a heat flow sensor with a temperature compensation function.
Background
The heat flow sensor is the basic tool for measuring heat transfer and is the most critical device for forming the heat flow meter, and the performance and the application of the heat flow sensor determine the performance and the application of the heat flow meter.
Prior patent (CN203519207U) discloses a heat flow sensor comprising: the copper-clad plate comprises a stainless steel shell, a boron nitride ceramic plate, a constantan sheet and a red copper substrate, wherein the edge of the round constantan sheet is welded on the red copper substrate, and the boron nitride ceramic plate is covered on the constantan sheet; the stainless steel shell is positioned outside the boron nitride ceramic plate, the constantan sheet and the red copper substrate; two copper wires are respectively led out from the center of the constantan sheet and the red copper substrate and are used as output wires of the heat flow sensor, the heat-resistant temperature of the heat flow meter disclosed by the utility model can reach more than 3000 ℃, the range is very large and can reach 4MW/m2 at most, the response time is short and within 5s, the measurement precision is high, the error is within 5%, and the heat flow meter can be widely applied to high-temperature and severe environments such as metallurgy, aerospace and the like for stable and accurate measurement. Although this device can be used, the accuracy still needs to be improved and it is very inconvenient to disassemble and repair.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a heat flow sensor with a temperature compensation function.
In order to achieve the purpose, the utility model adopts the following technical scheme: a heat flow sensor with a temperature compensation function comprises a connecting disc, wherein a connecting seat is fixedly sleeved in the connecting disc in a fixing mode, a threaded groove is formed in the center of the upper end face of the connecting seat, a top block is fixedly arranged at the center of the bottom face of the threaded groove, a threaded hole is formed in the center of the lower end face of the connecting seat, and a wire pipe is sleeved in the threaded hole in a threaded manner;
the inside thread bush of thread groove is equipped with the shell, the equipment groove has been seted up to the inside of shell, the fixed orifices has been seted up to the top surface center department in equipment groove, the fixed ceramic-insulated dish that is provided with in inside of fixed orifices, the fixed constantan dish that is provided with of lower extreme of ceramic-insulated dish, the fixed cold junction bridge compensating system that is provided with of lower extreme of constantan dish, equipment groove both sides inner wall leans on lower extreme department and all fixes being provided with the copper, two cooling channel has all been seted up to the inside of copper.
As a further description of the above technical solution:
and the lower end surface of the connecting plate is fixedly provided with connecting rods close to two sides.
As a further description of the above technical solution:
the housing is made of stainless steel material.
As a further description of the above technical solution:
the housing is provided in a cylindrical shape.
As a further description of the above technical solution:
the connecting disc is arranged in a circular ring shape.
As a further description of the above technical solution:
and the cold end bridge compensation system is positioned at the upper end of the copper plate.
As a further description of the above technical solution:
mounting holes are formed in the positions, close to the two sides, of the upper end face of the connecting disc.
As a further description of the above technical solution:
the two copper plates are parallel to each other.
The utility model has the following beneficial effects:
when the heat flow sensor with the temperature compensation function is used, the data measured by the heat flow sensor can be more accurate through the cold end bridge compensation system, and the working efficiency is further improved.
When the device is used, the inner wall of the equipment groove can be cooled through the cooling channel, so that the heat flow sensor is more durable and not easy to damage when in use.
According to the heat flow sensor with the temperature compensation function, when the heat flow sensor is used, the line pipe can be detached through rotation, so that the heat flow sensor is more convenient to replace the line pipe.
According to the heat flow sensor with the temperature compensation function, when the heat flow sensor is used, the shell and the connecting seat are fixed through the thread groove, so that the shell and the connecting seat are more convenient to disassemble and assemble, and parts in the equipment groove are convenient to maintain.
Drawings
Fig. 1 is a schematic axial view of a thermal flow sensor with temperature compensation according to the present invention;
fig. 2 is a schematic front cross-sectional view of a thermal flow sensor with temperature compensation function according to the present invention;
fig. 3 is a schematic front cross-sectional view of a housing of a thermal flow sensor with temperature compensation function according to the present invention;
fig. 4 is a schematic diagram of a connecting disc of a heat flow sensor with a temperature compensation function according to the present invention.
Illustration of the drawings:
1. a connecting disc; 2. a housing; 3. a ceramic insulating disk; 4. a connecting seat; 5. mounting holes; 6. a conduit; 7. a connecting rod; 8. a fixing hole; 9. an equipment groove; 10. a copper plate; 11. a cooling channel; 12. a cold end bridge compensation system; 13. a constantan disc; 14. a thread groove; 15. a top block; 16. a threaded bore.
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 present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, one embodiment of the present invention is provided: the utility model provides a heat flow sensor with temperature compensation function, includes connection pad 1, and the inside fixed cover of connection pad 1 is equipped with connecting seat 4, and connecting seat 4 up end center department has seted up thread groove 14, and the fixed kicking block 15 that is provided with of bottom surface center department of thread groove 14, kicking block 15 are used for strengthening the effect of stability, and connecting seat 4's lower terminal surface center department sets up threaded hole 16, and the inside thread cover of threaded hole 16 is equipped with spool 6, and spool 6 is used for the effect of protection circuit lead to the line.
The inside thread cover of thread groove 14 is equipped with shell 2, equipment groove 9 has been seted up to the inside of shell 2, fixed orifices 8 have been seted up to the top surface center department of equipment groove 9, the fixed ceramic-insulated dish 3 that is provided with in inside of fixed orifices 8, the fixed constantan dish 13 that is provided with of lower extreme of ceramic-insulated dish 3, the fixed cold junction bridge compensating system 12 that is provided with of lower extreme of constantan dish 13, equipment groove 9 both sides inner wall leans on lower extreme department all to be fixed and is provided with copper 10, cooling channel 11 has all been seted up to the inside of two copper 10.
The terminal surface leans on both sides department to all fix and is provided with connecting rod 7 under connection pad 1, and shell 2 is made by stainless steel material, and stainless steel material texture is hard, and the corrosion protection ability is strong for the device is more durable, and shell 2 sets cylindrical shape, and connection pad 1 sets the ring shape, and cold junction bridge compensation system 12 is located the upper end of copper 10, and mounting hole 5 has all been seted up by both sides department to connection pad 1 up end, and two copper 10 are parallel to each other.
The working principle is as follows: the device is when using, can dismantle spool 6 through rotating spool 6, and at this in-process through rotating connection pad 1, connection pad 1 rotates and drives connecting seat 4 and rotate, and connecting seat 4 rotates, can make shell 2 leave thread groove 14, can dismantle the interior part of equipment groove 9 like this, the maintenance of being convenient for, thereby the device is carrying out the measuring in-process, thereby can make holistic measured value more accurate through cold junction bridge compensating system 12.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (8)
1. A heat flow sensor with temperature compensation function, including connection pad (1), its characterized in that: a connecting seat (4) is fixedly sleeved inside the connecting plate (1), a thread groove (14) is formed in the center of the upper end face of the connecting seat (4), a top block (15) is fixedly arranged in the center of the bottom face of the thread groove (14), a threaded hole (16) is formed in the center of the lower end face of the connecting seat (4), and a line pipe (6) is sleeved on the inner thread of the threaded hole (16);
the inside screw thread cover of thread groove (14) is equipped with shell (2), equipment groove (9) have been seted up to the inside of shell (2), fixed orifices (8) have been seted up to the top surface center department of equipment groove (9), the fixed ceramic-insulated dish (3) that is provided with in inside of fixed orifices (8), the fixed constantan dish (13) that is provided with of lower extreme of ceramic-insulated dish (3), the fixed cold junction electric bridge compensating system (12) that is provided with of lower extreme of constantan dish (13), equipment groove (9) both sides inner wall leans on lower extreme department and all fixedly is provided with copper (10), two cooling channel (11) have all been seted up to the inside of copper (10).
2. A heat flow sensor with temperature compensation according to claim 1, characterized in that: and the lower end surface of the connecting plate (1) is fixedly provided with connecting rods (7) close to two sides.
3. A heat flow sensor with temperature compensation according to claim 1, characterized in that: the shell (2) is made of stainless steel materials.
4. A heat flow sensor with temperature compensation according to claim 1, characterized in that: the housing (2) is provided in a cylindrical shape.
5. A heat flow sensor with temperature compensation according to claim 1, characterized in that: the connecting disc (1) is arranged in a circular ring shape.
6. A heat flow sensor with temperature compensation according to claim 1, characterized in that: the cold end bridge compensation system (12) is positioned at the upper end of the copper plate (10).
7. A heat flow sensor with temperature compensation according to claim 1, characterized in that: mounting holes (5) are formed in the positions, close to the two sides, of the upper end face of the connecting disc (1).
8. A heat flow sensor with temperature compensation according to claim 1, characterized in that: the two copper plates (10) are parallel to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122553731.7U CN216116443U (en) | 2021-10-22 | 2021-10-22 | Heat flow sensor with temperature compensation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122553731.7U CN216116443U (en) | 2021-10-22 | 2021-10-22 | Heat flow sensor with temperature compensation function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216116443U true CN216116443U (en) | 2022-03-22 |
Family
ID=80694731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122553731.7U Active CN216116443U (en) | 2021-10-22 | 2021-10-22 | Heat flow sensor with temperature compensation function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216116443U (en) |
-
2021
- 2021-10-22 CN CN202122553731.7U patent/CN216116443U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101571428B (en) | Multi-function sensor and heat current and temperature measuring method under high temperature | |
| CN104596661A (en) | Temperature-measuring armored thermocouple | |
| CN201892588U (en) | Water-cooling type heat flux sensor | |
| CN106525288A (en) | Pure radiation heat flow sensor | |
| CN206930376U (en) | Temperature measurement device in a distributed manner | |
| CN216116443U (en) | Heat flow sensor with temperature compensation function | |
| CN208953164U (en) | Thermal resistance heat flow transducer calibrating installation | |
| CN218765689U (en) | High-abrasion-resistance anti-corrosion digital thermometer | |
| CN207798284U (en) | A kind of leakproofness high flexibility multipoint thermocouple | |
| CN210442111U (en) | Transformer heat dissipation testing arrangement easy to assemble | |
| CN217305211U (en) | Thermal type wind speed sensor and thermal type anemoscope | |
| CN210243023U (en) | High-temperature-resistant high-precision temperature measuring probe | |
| CN218098050U (en) | Heating power pipeline temperature acquisition device | |
| CN218765646U (en) | Temperature sensor protection tube | |
| CN219301708U (en) | High-temperature-resistant flowmeter | |
| CN209444587U (en) | A kind of fireplace fan with measurement temperature function | |
| CN216812557U (en) | Bearing seat capable of measuring temperature online | |
| CN216621500U (en) | High-efficient furnace temperature tester | |
| CN209181927U (en) | Water heater water pot water temperature test fixture | |
| CN216116444U (en) | Novel heat flow sensor | |
| CN216846587U (en) | Universal bimetal thermometer | |
| CN216116415U (en) | Temperature sensor of high-temperature test chamber | |
| CN212340473U (en) | Temperature sensing rod for coffee machine | |
| CN207763831U (en) | A kind of photoelectric temperature sensor | |
| CN211346970U (en) | Livestock water intake monitor in breeding industry |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100000 building 7, courtyard 29, Kechuang 7th Street, Beijing Economic and Technological Development Zone, Daxing District, Beijing Patentee after: Beijing Jinmaijie Technology Co., Ltd. Address before: 100000 building 7, courtyard 29, Kechuang 7th Street, Beijing Economic and Technological Development Zone, Daxing District, Beijing Patentee before: BEIJING JINMAIJIE TECHNOLOGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |