CN211347159U - Wireless transmission induction power-taking type temperature measurement sensor - Google Patents
Wireless transmission induction power-taking type temperature measurement sensor Download PDFInfo
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- CN211347159U CN211347159U CN202020296527.4U CN202020296527U CN211347159U CN 211347159 U CN211347159 U CN 211347159U CN 202020296527 U CN202020296527 U CN 202020296527U CN 211347159 U CN211347159 U CN 211347159U
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- temperature measurement
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- temperature
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- 238000009529 body temperature measurement Methods 0.000 title claims abstract description 59
- 230000005540 biological transmission Effects 0.000 title claims abstract description 25
- 230000006698 induction Effects 0.000 title claims abstract description 13
- 238000009434 installation Methods 0.000 claims abstract description 12
- 239000000523 sample Substances 0.000 claims description 10
- 230000005611 electricity Effects 0.000 claims description 7
- 239000011810 insulating material Substances 0.000 claims description 6
- 239000000956 alloy Substances 0.000 claims description 4
- 229910001004 magnetic alloy Inorganic materials 0.000 claims description 4
- 239000013013 elastic material Substances 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 7
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 238000012544 monitoring process Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model relates to a wireless transmission induction electricity-taking type temperature measurement sensor, which comprises a temperature measurement module (1), an electricity-taking contact (2) and an installation watchband (3); the current self-power-taking mode is adopted, the primary current flowing through the switch cabinet busbar is induced to self-power-take through the power-taking contact, no additional power supply is needed, and the environment is protected and energy is saved; the passive module can normally work only by flowing 5A of primary current on the switch cabinet busbar, so that the energy consumption is low; the watchband can be installed through the self-contained installation watchband, a binding belt fixing structure is not required to be additionally utilized, consumable items are reduced, and the installation is convenient; the temperature measuring sleeve head is in direct contact with the part to be detected, the contact is stable and firm, the detection result is stable, and the detection result is accurate.
Description
Technical Field
The utility model relates to a technical field of sensor, concretely relates to wireless transmission response type temperature sensor that fetches electricity.
Background
In a traditional temperature measurement mode, if a conducting wire is arranged, the requirements of a closed environment and a high-voltage and high-current occasion cannot be met, and the problems of large deviation, low efficiency and the like exist in infrared temperature measurement. In the operation of electrical equipment, the electrical equipment usually works in a high-voltage and high-current state, and some defects in the equipment can cause abnormal temperature rise of equipment components, so that vicious cycles of temperature and contact resistance values are caused, and finally safety accidents such as equipment combustion, explosion and the like can be caused. The contact temperature rise is a vicious circle; high-voltage switch cabinets are usually capable of carrying operating currents of up to 5000A; in the long-term operation process of the equipment, the contact of the switch, the bus connection and other connection points generate heat and form vicious circle due to aging or overlarge contact resistance; the switch cabinet is exposed with high voltage, and the space is closed to be narrow, so that manual inspection and temperature measurement cannot be carried out.
For a long time, the operating temperature of the high-voltage equipment joint parts is difficult to monitor, because the parts have exposed high voltage, and the common temperature measuring method cannot be used because the problem of high-voltage insulation cannot be solved. Insulation and anti-electromagnetic interference are extremely critical issues that are often encountered in power systems, particularly in high voltage power transmission system monitoring. In the current power system developing towards over 500kV ultrahigh voltage and large capacity, the monitoring of the operating temperature of the high-voltage power supply equipment is particularly important.
SUMMERY OF THE UTILITY MODEL
To the not enough and defect that exists among the prior art, the utility model provides a wireless transmission response type temperature sensor that fetches electricity.
The utility model discloses a solve the technical scheme that its technical problem adopted and be:
wireless transmission response type temperature measurement sensor that fetches electricity, its characterized in that: the sensor comprises a temperature measuring module, a power taking contact and a mounting watchband; wherein the content of the first and second substances,
the temperature measurement module comprises a temperature measurement box body, a temperature measurement main board and a temperature measurement cover body, wherein the temperature measurement main board is positioned inside the temperature measurement box body, and the temperature measurement cover body is positioned above the temperature measurement box body;
the power taking contact comprises a first contact and a second contact which extend out of the temperature measuring box body from the inner part of the temperature measuring box body to two sides respectively, the inner ends of the first contact and the second contact are connected with the temperature measuring main board, a contact buckle is fixedly arranged at the outer end of the first contact, the first contact and the second contact are matched with each other to form a ring shape, and the outer end of the second contact extends into the contact buckle of the first contact;
the installation watchband is positioned below the power taking contact and comprises a first watchband and a second watchband which are fixedly arranged on two sides of the temperature measuring box body respectively, a watchband clamping ring is fixedly arranged at the outer end of the first watchband, a watchband clamping head arranged at a taper angle is arranged at the outer end of the second watchband, the first watchband and the second watchband are mutually matched to form a ring shape, and the watchband clamping head of the second watchband extends into the watchband clamping ring of the first watchband; and a plurality of convex blocks are arranged on the second surface belt at equal intervals.
Furthermore, the temperature measurement box body and the temperature measurement cover body are made of high-temperature-resistant insulating materials.
Furthermore, the temperature measurement mainboard adopts a PCB circuit board.
Furthermore, a temperature measuring probe and a transmission module are arranged on the temperature measuring main board, and the temperature measuring probe penetrates through a preformed hole in the temperature measuring cover body and protrudes upwards.
Furthermore, the power taking contact is made of soft magnetic alloy materials.
Further, the first contact and the second contact are equal in length.
Further, the length of the first band is less than the length of the second band.
Furthermore, the second watchband is made of elastic materials.
Furthermore, the bump is made of an insulating material.
The utility model has the advantages that:
(1) in the current self-power-taking mode, the primary current flowing through the switch cabinet busbar is induced to automatically take power through the power-taking contact, and no power supply is required to be additionally configured, so that the environment is protected and the energy is saved;
(2) the passive module can normally work only by flowing 5A of primary current on the switch cabinet busbar, so that the energy consumption is low;
(3) the watchband can be installed through the self-contained installation watchband, a binding belt fixing structure is not required to be additionally utilized, consumable items are reduced, and the installation is convenient;
(4) the temperature measuring sleeve head is in direct contact with the part to be detected, the contact is stable and firm, the detection result is stable, and the detection result is accurate;
(5) the power induced by the power taking contact from the primary current is from 0.4 mW of 3A to 80mW of 5000A, and a special protection circuit is not required to be arranged due to low power induced by the power taking contact, so that the energy consumption is low and the performance is stable;
(6) the temperature measurement module adopts a shielding structure design, so that the anti-interference performance is good;
(7) the power taking contact is made of soft magnetic alloy materials, heat generation is small, and negative effects on the temperature of a monitoring point can not be generated even under the large current of 5000A.
Drawings
FIG. 1 is a schematic structural view of the wireless transmission induction power-taking type temperature sensor of the present invention;
fig. 2 is the utility model discloses the internal structure schematic diagram of wireless transmission response type temperature sensor's of getting electricity temperature measurement module.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
The wireless transmission induction power-taking type temperature measurement sensor comprises a temperature measurement module 1, a power-taking contact 2 and a mounting watchband 3; wherein the content of the first and second substances,
the temperature measurement module 1 comprises a temperature measurement box body 1-1, a temperature measurement mainboard 1-2 and a temperature measurement cover body 1-3, wherein the temperature measurement mainboard 1-2 is positioned inside the temperature measurement box body 1-1, and the temperature measurement cover body 1-3 is positioned above the temperature measurement box body 1-1;
the electricity taking contact 2 comprises a first contact 2-1 and a second contact 2-2 which respectively extend out of the temperature measuring box body 1-1 to two sides, the inner ends of the first contact 2-1 and the second contact 2-2 are connected with the temperature measuring mainboard 1-2, the outer end of the first contact 2-1 is fixedly provided with a contact buckle 2-11, the first contact and the second contact 2-2 are mutually matched to form a ring, and the outer end of the second contact 2-2 extends into the contact buckle 2-11 of the first contact 2-1;
the installation watchband 3 is positioned below the power-taking contact 2, the installation watchband 3 comprises a first watchband 3-1 and a second watchband 3-2 which are fixedly arranged on two sides of the temperature measurement box body 1-1 respectively, a watchband snap ring 3-11 is fixedly arranged at the outer end of the first watchband 3-1, a watchband clip 3-21 arranged at the outer end of the second watchband 3-2 in a taper angle manner, the first watchband 3-1 and the second watchband 3-2 are mutually matched to form a ring, and the watchband clip 3-21 of the second watchband 3-2 extends into the watchband snap ring 3-11 of the first watchband 3-1; a plurality of lugs 3-22 are also arranged on the second watchband 3-2 at equal intervals.
Specifically, the temperature measurement box body 1-1 and the temperature measurement cover body 1-3 are made of high-temperature-resistant insulating materials, so that the use safety of the temperature measurement box body is improved, and the service life of the temperature measurement box body is prolonged.
Specifically, the temperature measurement mainboard 1-2 is a PCB circuit board, which is wide in material availability and convenient to use.
Specifically, the temperature measurement mainboard 1-2 is provided with the temperature measurement probe 1-21 and the transmission module 1-22, and the temperature measurement probe 1-21 penetrates through the preformed hole on the temperature measurement cover body 1-3 and protrudes upwards, so that the temperature measurement probe 1-21 is directly contacted with the periphery of the piece to be detected, the contact is stable and firm, the detection result is stable, and the detection result is accurate.
Specifically, get electrical contact 2 and select soft magnetic alloy material for use, for traditional silicon steel sheet, the heat production is little, does not produce the influence to the monitoring point under the heavy current, therefore guarantees that the testing result is accurate.
Specifically, the first contact 2-1 and the second contact 2-2 are equal in length, so that the processing and forming are facilitated, and the arrangement of the left and right symmetrical positions in a middle alignment mode during installation is guaranteed.
Specifically, the length of the first watchband 3-1 is smaller than that of the second watchband 3-2, so that only the telescopic length of the second watchband 3-2 needs to be controlled during installation, and then the watchband clamp 3-21 is installed in the watchband clamp ring 3-11, and the operation mode is simpler and more convenient compared with the operation mode that the first watchband and the second watchband need to be telescopic.
Specifically, the second watchband 3-2 is made of elastic materials, so that the watchband 3 can be installed and fastened according to the radial sizes of different pieces to be tested, and the application range is wide.
Specifically, the bumps 3-22 are made of insulating materials, so that when the sensor is mounted on the outer periphery of a to-be-detected piece, the circumferential positioning is realized by preventing circumferential sliding through the bumps 3-22, current interference is avoided, and the use is safe and stable.
When the temperature measuring device is used specifically, the upper surface of the temperature measuring module 1 is tightly attached to the outer wall of a piece to be measured, so that the temperature measuring probe 1-21 is in direct contact with the outer wall of the piece to be measured, then the first contact and the second contact 2-2 are matched with each other and surround the periphery of the piece to be measured to form a ring shape, the outer end of the second contact 2-2 is extended into the contact buckle 2-11 of the first contact 2-1 to realize the fastening of the first contact 2-1 and the second contact 2-2, then the second watchband 3-2 is stretched and coated on the peripheries of the first contact 2-1 and the second contact 2-2, so that the watchband chuck 3-21 is extended into the watchband clamp ring 3-11 to realize the fastening of the first watchband 3-1 and the second watchband 3-2, and when the outer wall of the piece to be measured flows once, the first contact 2-1 and the second contact 2-2 are electrified to ensure that the temperature measuring probe 1-2 on the 21 and the transmission modules 1-22 work normally, and after the temperature measuring probes 1-21 detect the real-time temperature of the surface of the piece to be measured, the detection results are transmitted out in a wireless transmission mode through the transmission modules.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. Wireless transmission response type temperature measurement sensor that fetches electricity, its characterized in that: the sensor comprises a temperature measuring module (1), a power taking contact (2) and a mounting watchband (3); wherein the content of the first and second substances,
the temperature measurement module (1) comprises a temperature measurement box body (1-1), a temperature measurement main board (1-2) and a temperature measurement cover body (1-3), wherein the temperature measurement main board (1-2) is positioned inside the temperature measurement box body (1-1), and the temperature measurement cover body (1-3) is positioned above the temperature measurement box body (1-1);
the electricity taking contact (2) comprises a first contact (2-1) and a second contact (2-2) which respectively extend out of the temperature measuring box body (1-1) to two sides, the inner ends of the first contact (2-1) and the second contact (2-2) are connected with the temperature measuring main board (1-2), the outer end of the first contact (2-1) is fixedly provided with a contact buckle (2-11), the first contact and the second contact (2-2) are mutually matched to form a ring shape, and the outer end of the second contact (2-2) extends into the contact buckle (2-11) of the first contact (2-1);
the installation watchband (3) is positioned below the power taking contact (2), the installation watchband (3) comprises a first watchband (3-1) and a second watchband (3-2) which are fixedly arranged on two sides of the temperature measurement box body (1-1) respectively, a watchband clamping ring (3-11) is fixedly arranged at the outer end of the first watchband (3-1), a watchband clamping head (3-21) arranged in a taper angle is arranged at the outer end of the second watchband (3-2), the first watchband (3-1) and the second watchband (3-2) are mutually matched to form a ring shape, and the watchband clamping head (3-21) of the second watchband (3-2) extends into the watchband clamping ring (3-11) of the first watchband (3-1); a plurality of lugs (3-22) are also arranged on the second watchband (3-2) at equal intervals.
2. The wireless transmission induction power-take type temperature sensor according to claim 1, characterized in that: the temperature measurement box body (1-1) and the temperature measurement cover body (1-3) are made of high-temperature-resistant insulating materials.
3. The wireless transmission induction power-take type temperature sensor according to claim 1, characterized in that: the temperature measurement mainboard (1-2) is a PCB.
4. The wireless transmission induction power-take type temperature sensor according to claim 1, characterized in that: the temperature measurement main board (1-2) is provided with a temperature measurement probe (1-21) and a transmission module (1-22), and the temperature measurement probe (1-21) penetrates through a preformed hole in the temperature measurement cover body (1-3) and protrudes upwards.
5. The wireless transmission induction power-take type temperature sensor according to claim 1, characterized in that: the power taking contact (2) is made of soft magnetic alloy materials.
6. The wireless transmission induction power-take type temperature sensor according to claim 1, characterized in that: the first contact (2-1) and the second contact (2-2) are equal in length.
7. The wireless transmission induction power-take type temperature sensor according to claim 1, characterized in that: the length of the first strap (3-1) is less than the length of the second strap (3-2).
8. The wireless transmission induction power-take type temperature sensor according to claim 1, characterized in that: the second watchband (3-2) is made of elastic materials.
9. The wireless transmission induction power-take type temperature sensor according to claim 1, characterized in that: the bumps (3-22) are made of insulating materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020296527.4U CN211347159U (en) | 2020-03-11 | 2020-03-11 | Wireless transmission induction power-taking type temperature measurement sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020296527.4U CN211347159U (en) | 2020-03-11 | 2020-03-11 | Wireless transmission induction power-taking type temperature measurement sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211347159U true CN211347159U (en) | 2020-08-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020296527.4U Expired - Fee Related CN211347159U (en) | 2020-03-11 | 2020-03-11 | Wireless transmission induction power-taking type temperature measurement sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211347159U (en) |
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2020
- 2020-03-11 CN CN202020296527.4U patent/CN211347159U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200825 |
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| CF01 | Termination of patent right due to non-payment of annual fee |