CN210136000U - Self-power-off wireless temperature measuring device - Google Patents
Self-power-off wireless temperature measuring device Download PDFInfo
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- CN210136000U CN210136000U CN201921084883.3U CN201921084883U CN210136000U CN 210136000 U CN210136000 U CN 210136000U CN 201921084883 U CN201921084883 U CN 201921084883U CN 210136000 U CN210136000 U CN 210136000U
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Abstract
The utility model discloses a from wireless temperature measuring device of power consumption, including arrangement circuit, temperature measurement module, wireless transmitting module and casing, arrangement circuit and wireless transmitting module locate in the casing, still include: the electromagnetic induction energy-taking module comprises a silicon steel sheet and a coil, wherein a pair of opposite two side surfaces of the shell are respectively provided with a first through hole, the coil is arranged in the shell, the coil is provided with a coil hole, and the silicon steel sheet passes through the first through hole and the coil hole; the buckle structure is arranged at one end of the silicon steel sheet and is used for fixing two ends of the silicon steel sheet when the silicon steel sheet is encircled into a ring; and the switch circuit is arranged in the shell, the electromagnetic induction energy-taking module is respectively connected with the temperature measurement module and the wireless transmitting module through the arranging circuit and the switch circuit, and the switch circuit is used for switching the on-off of the arranging circuit, the temperature measurement module and the wireless transmitting module. Through setting up the electromagnetic induction and getting the ability module for temperature measuring device can not use the battery and obtain the power.
Description
Technical Field
The utility model relates to a temperature monitoring technology field, concretely relates to from wireless temperature measuring device of power consumption.
Background
With the increasing increase of social electricity utilization and the importance of electricity utilization safety, temperature monitoring becomes one of the important points of attention of medium-high voltage electrical equipment. Middle and high voltage electrical equipment is often in airtight or higher space, like switch board, power distribution station etc. and mounting structure is complicated, and the temperature measuring device who installs in this type of environment is difficult to carry out normal wiring, so is difficult to directly carry out temperature monitoring with ordinary temperature measuring device. The temperature of the medium-high voltage electrical equipment in such an environment needs to be strictly measured and controlled, and when the temperature is in an unreasonable range, the normal operation of the medium-high voltage electrical equipment is affected. At present, the temperature measuring device is generally considered to be powered by a battery, data exchange is carried out in a wireless transmission mode, the limitation of service life is inevitably brought by the power supply of the battery, and the temperature measuring device installed in the environment is difficult to disassemble and assemble, so that the application of the battery-powered temperature measuring device meets a larger bottleneck.
SUMMERY OF THE UTILITY MODEL
In view of this, the embodiment of the present invention provides a self-powered wireless temperature measuring device to solve the problem that the battery-powered temperature measuring device installed in the airtight or higher space is difficult to disassemble and assemble due to the limitation of the service life of the battery and the temperature measuring device, so that the battery-powered temperature measuring device is applied to a larger bottleneck.
The embodiment of the utility model provides a from wireless temperature measuring device of power consumption, including arrangement circuit, temperature measurement module, wireless transmitting module and casing, arrangement circuit and wireless transmitting module locate in the casing, still include: the electromagnetic induction energy-taking module comprises a silicon steel sheet and a coil, wherein a pair of opposite two side surfaces of the shell are respectively provided with a first through hole, the coil is arranged in the shell, the coil is provided with a coil hole, and the silicon steel sheet passes through the first through hole and the coil hole; the buckle structure is arranged at one end of the silicon steel sheet and is used for fixing two ends of the silicon steel sheet when the silicon steel sheet is encircled into a ring; and the switch circuit is arranged in the shell, the electromagnetic induction energy-taking module is respectively connected with the temperature measurement module and the wireless transmitting module through the arranging circuit and the switch circuit, and the switch circuit is used for switching the on-off of the arranging circuit, the temperature measurement module and the wireless transmitting module.
Optionally, the fastening structure includes a fastening ring having a through groove, a threaded hole communicating with the through groove is provided on one side of the fastening ring, and when the silicon steel sheet is looped to form a ring, both ends of the silicon steel sheet are inserted into the fastening ring and are fixedly connected with each other by bolts.
Optionally, the surface of the silicon steel sheet is sprayed with an insulating material.
Optionally, the coil comprises a bobbin and enameled wire, the enameled wire being wound around the bobbin.
Optionally, the housing comprises: the upper cover and the base are provided with inserting buckles, and the inserting buckles are used for packaging the upper cover and the base.
Optionally, the base is provided with a clamping groove for containing the winding framework.
Optionally, the temperature measurement module includes a temperature measurement probe and a temperature measurement submodule, the temperature measurement probe is mounted on the outer surface of the housing, the temperature measurement submodule is mounted in the housing, and the temperature measurement probe and the temperature measurement submodule are connected through a heat-conducting adhesive.
Optionally, the temperature probe comprises an aluminum alloy sheet, and the temperature measurement submodule comprises a temperature sensitive element.
Optionally, the self-powered wireless temperature measuring device further includes: at least two silica gel pads are respectively arranged on two sides of the shell, the silica gel pads are provided with second through holes, and the silicon steel sheet penetrates through the second through holes.
Optionally, the finishing circuit includes a rectifying circuit, a filter circuit, and a voltage stabilizing circuit.
The utility model discloses following beneficial effect has:
(1) the electromagnetic induction energy-taking module is arranged and comprises a silicon steel sheet and a coil and is used for taking energy through electromagnetic induction, alternating current obtained by the electromagnetic induction energy-taking module is converted into direct current through the arranging circuit, and the direct current is transmitted to the temperature measuring module and the wireless transmitting module through the switching circuit, so that the temperature measuring device can obtain a power supply without using a battery; the performance of the silicon steel sheet is stable, and compared with other steel sheets, the silicon steel sheet is less sensitive to stress, so that when the self-powered wireless temperature measuring device is installed, the magnetic conductivity is not obviously reduced due to extrusion of the steel sheet, the minimum starting current of the device is smaller, and the power-powered performance is better; and the power supply of the temperature measuring module and the power supply of the wireless transmitting module can be controlled through the switch circuit, so that the power supply of the system can be saved, the power consumption is reduced, and the sustainable working time of the device is prolonged.
(2) Through set up the grafting buckle in the casing for upper cover and the base of encapsulation casing set up a draw-in groove on the base, be used for holding bobbin, fixed bobbin for the structure of casing is firm, has increased shell structure's reliability.
(3) Through setting the temperature measurement module to the form of temperature probe and temperature measurement submodule, carry out contact heat transfer through temperature probe and measure, compare the traditional form that adopts the thermistor temperature measurement, be favorable to reducing the volume of device to make the device be a whole, improved the reliability of device, and pass through heat-conducting glue with temperature probe and temperature measurement submodule and be connected, improved hot-conductive speed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 shows a schematic structural diagram of a wireless temperature measuring device according to an embodiment of the present invention;
FIG. 2 is a block diagram of a wireless temperature measuring device according to an embodiment of the present invention;
fig. 3 shows a schematic view of the internal structure of the housing according to the embodiment of the present invention;
fig. 4 shows a schematic structural diagram of another wireless temperature measuring device according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.
The embodiment of the utility model provides a from wireless temperature measuring device of power consumption, as shown in fig. 1-2, including arrangement circuit 22, temperature measurement module 24, wireless transmitting module 25 and casing 9, arrangement circuit 22 and wireless transmitting module 25 still include in locating casing 9: the electromagnetic induction energy-taking module 21 comprises silicon steel sheets 2 and coils, wherein a pair of opposite two side surfaces of the shell 9 are respectively provided with a first through hole, the coils are arranged in the shell 9 and are provided with coil holes, and the silicon steel sheets 2 penetrate through the first through holes and the coil holes; the existing self-powered wireless device generally adopts iron-nickel alloy as a powered steel sheet, although the magnetic permeability of the powered steel sheet is higher, the powered steel sheet is seriously influenced by stress, and when the self-powered wireless temperature measuring device is installed, the power-taking performance is obviously reduced due to the fact that the iron-nickel alloy steel sheet is extruded; the buckle structure 1 is arranged at one end of the silicon steel sheet 2, and when the silicon steel sheet 2 is encircled into a ring, the buckle structure 1 is used for fixing two ends of the silicon steel sheet 2; switch circuit 23, switch circuit 23 locate in casing 9, and electromagnetic induction energy taking module 21 connects temperature measurement module 24 and wireless transmitting module 25 respectively through finishing circuit 22 and switch circuit 23, and switch circuit 22 is used for switching finishing circuit 22 and temperature measurement module 24, the break-make of wireless transmitting module 25.
In this embodiment, when wireless temperature measuring device of self-power-off is when using, silicon steel sheet 2 passes first through-hole, the coil hole encircles equipment under test, form closed magnetic circuit that returns through buckle structure 1, when the magnetic field of silicon steel sheet 2 inside changes, the magnetic field through the coil also can change, coil induced magnetic field changes and produces induced electromotive force, thereby obtain the electric energy, alternating current conversion who obtains through arrangement circuit 22 is the direct current, switching circuit 23 can be timer switching circuit, timing through the timer, switching circuit 23 and temperature measurement module 24, wireless transmitting module 25 carries out the break-make. For example, the switch circuit may be alternately operated between a sleep mode and a normal operation mode, and the time ratio of the two operation modes may be set by a timer. In the sleep mode, the switch of the switch circuit 23 is controlled to be switched off, and the power supply module does not supply power to the wireless transmitting module 25 and the temperature measuring module 24, so that power supply of the system is saved, and power consumption is reduced. In the sleep mode, the switch circuit 23 is activated by timer interruption and then is in the normal working mode, whether the time for communicating the temperature measurement module 24 with the wireless transmission module 25 is reached is judged in the normal working mode in a counting mode, if the time is not reached, the sleep mode is continued, and if the time is reached, the temperature measurement module 24 is communicated firstly. Under the normal working mode, the complete data acquisition process in turn is as follows: the temperature measurement module 24 is connected to collect temperature data, the temperature measurement module 24 is turned off after collection, then the wireless transmitting module 25 is connected to wirelessly transmit the data to the wireless receiving module to complete one complete work, then the wireless transmitting module is turned off, and the sleep mode is started to wait for the next temperature collection work.
The utility model provides a self-powered wireless temperature measuring device, which is provided with an electromagnetic induction energy-taking module, comprising a silicon steel sheet and a coil, and is used for taking energy through electromagnetic induction, converting alternating current acquired by the electromagnetic induction energy-taking module into direct current through a finishing circuit, and transmitting the direct current to a temperature measuring module and a wireless transmitting module through a switch circuit, so that the temperature measuring device can obtain a power supply without using a battery; the performance of the silicon steel sheet is stable, and compared with other steel sheets, the silicon steel sheet is less sensitive to stress, so that when the self-powered wireless temperature measuring device is installed, the magnetic conductivity is not obviously reduced due to extrusion of the steel sheet, the minimum starting current of the device is smaller, and the power-powered performance is better; and the power supply of the temperature measuring module and the power supply of the wireless transmitting module can be controlled through the switch circuit, so that the power supply of the system can be saved, the power consumption is reduced, and the sustainable working time of the device is prolonged.
In an alternative embodiment, the fastening structure 1 includes a fastening ring having a through groove, a threaded hole communicating with the through groove is provided on one side of the fastening ring, and when the silicon steel sheet is looped to form a ring, both ends of the silicon steel sheet are inserted into the fastening ring and are fixedly connected by a bolt.
In an optional embodiment, the surface of the silicon steel sheet is coated with an insulating material, the insulating material can be insulating paint, and the insulating material is coated on the surface of the silicon steel sheet, so that the electromagnetic loss of the silicon steel sheet can be reduced, and the de-electrifying performance of the electromagnetic induction energy-obtaining module is improved.
In an alternative embodiment, as shown in fig. 3, the housing comprises: upper cover 4 and base 5 are equipped with the grafting buckle between upper cover 4 and base 5, and the grafting buckle is used for encapsulation upper cover 4 and base 5. The coil 6 comprises a winding framework and an enameled wire, and the enameled wire is wound on the winding framework. The base is provided with a clamping groove for containing the winding framework. Through set up the grafting buckle in the casing for upper cover and the base of encapsulation casing set up a draw-in groove on the base, be used for holding bobbin, fixed bobbin for the structure of casing is firm, has increased shell structure's reliability.
In an alternative embodiment, as shown in fig. 3, the temperature measuring module includes a temperature measuring probe 8 and a temperature measuring submodule, the temperature measuring probe 8 is installed on the outer surface of the casing 9, a through hole is formed in the base 5 of the casing 9 for installing the temperature measuring probe 8, and the temperature measuring probe 8 is connected with the temperature measuring submodule through a heat conducting glue. A circuit board 7 is arranged in the shell 9, and the sorting circuit 22, the switch circuit 23, the wireless transmitting module 25 and the temperature measuring submodule are arranged on the circuit board 7. Through setting the temperature measurement module to the form of temperature probe and temperature measurement submodule, carry out contact heat transfer through temperature probe and measure, compare traditional adoption external thermistor, make thermistor arrange the outer measurement structure of device in, the structure of this temperature measurement module is more small, is favorable to reducing the volume of device, and make the device be a whole, improved the reliability of device, and be connected temperature probe and temperature measurement submodule through heat-conducting glue, improved hot-conductive speed.
In an alternative embodiment, the temperature probe comprises an aluminum alloy sheet and the temperature measuring submodule comprises a temperature sensitive element. The temperature sensitive element can be a temperature measuring chip or a temperature sensitive resistor.
In an alternative embodiment, as shown in fig. 4, the self-powered wireless temperature measuring device further includes: at least two silica gel pads 10, the silica gel pad is taken as two for the example to explain in this embodiment, and two silica gel pads 10 are located casing 9 both sides respectively, and silica gel pad 10 is equipped with the second through-hole, and silicon steel sheet 2 passes the second through-hole. The silica gel pad is used for assisting the installation fixed, places this wireless temperature measuring device, prevents to slide.
In an alternative embodiment, the finishing circuit comprises a rectifying circuit, a filtering circuit and a voltage stabilizing circuit. The oscillating alternating current generated by magnetic induction can be converted into direct current through the rectifying circuit, the filter circuit and the voltage stabilizing circuit.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, those skilled in the art may make various modifications and variations without departing from the spirit and scope of the invention, and such modifications and variations fall within the scope defined by the appended claims.
Claims (10)
1. The utility model provides a from wireless temperature measuring device of electricity of getting, includes arrangement circuit, temperature measurement module, wireless transmitting module and casing, arrangement circuit and wireless transmitting module locate in the casing, its characterized in that still includes:
the electromagnetic induction energy-taking module comprises a silicon steel sheet and a coil, wherein a pair of opposite two side surfaces of the shell are respectively provided with a first through hole, the coil is arranged in the shell, the coil is provided with a coil hole, and the silicon steel sheet penetrates through the first through hole and the coil hole;
the buckle structure is arranged at one end of the silicon steel sheet, and is used for fixing two ends of the silicon steel sheet when the silicon steel sheet is encircled into a ring;
the switch circuit is arranged in the shell, the electromagnetic induction energy-taking module is respectively connected with the temperature measuring module and the wireless transmitting module through the arranging circuit and the switch circuit, and the switch circuit is used for switching the on-off of the arranging circuit, the temperature measuring module and the wireless transmitting module.
2. The self-powered wireless temperature measuring device according to claim 1,
the buckle structure comprises a buckle ring provided with a through groove, a threaded hole communicated with the through groove is formed in one side face of the buckle ring, and when the silicon steel sheet surrounds a ring, two ends of the silicon steel sheet penetrate through the buckle ring and are fixedly connected through bolts.
3. The self-powered wireless temperature measuring device according to claim 1,
and the surface of the silicon steel sheet is sprayed with an insulating material.
4. The self-powered wireless temperature measuring device according to claim 1,
the coil comprises a winding framework and an enameled wire, and the enameled wire is wound on the winding framework.
5. The self-powered wireless temperature measurement device of claim 4, wherein the housing comprises:
the device comprises an upper cover and a base, wherein an inserting buckle is arranged between the upper cover and the base and used for packaging the upper cover and the base.
6. The self-powered wireless temperature measuring device according to claim 5,
the base is provided with a clamping groove for containing the winding framework.
7. The self-powered wireless temperature measuring device according to claim 1,
the temperature measurement module comprises a temperature measurement probe and a temperature measurement submodule, the temperature measurement probe is installed on the outer surface of the shell, the temperature measurement submodule is installed in the shell, and the temperature measurement probe is connected with the temperature measurement submodule through heat conduction glue.
8. The self-powered wireless temperature measuring device according to claim 7,
the temperature measuring probe comprises an aluminum alloy sheet, and the temperature measuring submodule comprises a temperature-sensitive element.
9. The self-powered wireless temperature measuring device according to claim 1, further comprising:
at least two silica gel pads are respectively arranged on two sides of the shell, second through holes are formed in the silica gel pads, and the silicon steel sheet penetrates through the second through holes.
10. The self-powered wireless temperature measuring device according to claim 1,
the arrangement circuit comprises a rectification circuit, a filter circuit and a voltage stabilizing circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921084883.3U CN210136000U (en) | 2019-07-11 | 2019-07-11 | Self-power-off wireless temperature measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921084883.3U CN210136000U (en) | 2019-07-11 | 2019-07-11 | Self-power-off wireless temperature measuring device |
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| Publication Number | Publication Date |
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| CN210136000U true CN210136000U (en) | 2020-03-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921084883.3U Active CN210136000U (en) | 2019-07-11 | 2019-07-11 | Self-power-off wireless temperature measuring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111256851A (en) * | 2020-03-25 | 2020-06-09 | 广东联航智能科技有限公司 | Wireless temperature measurement transmitting module |
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2019
- 2019-07-11 CN CN201921084883.3U patent/CN210136000U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111256851A (en) * | 2020-03-25 | 2020-06-09 | 广东联航智能科技有限公司 | Wireless temperature measurement transmitting module |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201113 Address after: 36 2012 Xinnan Community of Shuangyang Street, Luojiang District, Quanzhou City, Fujian Province Patentee after: XIRENMA COMBINED MEASUREMENT AND CONTROL (QUANZHOU) TECHNOLOGY Co.,Ltd. Address before: Yilan Siming District of Xiamen city Fujian province 361000 Road No. 1 (Motom International Business Center) 17 building 1701 unit Patentee before: FATRI (XIAMEN) TECHNOLOGIES Ltd. |
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| TR01 | Transfer of patent right |