CN210981539U - Online temperature measuring device for electric contact - Google Patents
Online temperature measuring device for electric contact Download PDFInfo
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- CN210981539U CN210981539U CN201922146802.4U CN201922146802U CN210981539U CN 210981539 U CN210981539 U CN 210981539U CN 201922146802 U CN201922146802 U CN 201922146802U CN 210981539 U CN210981539 U CN 210981539U
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- contact
- temperature measuring
- temperature
- temperature measurement
- measuring device
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- 238000009529 body temperature measurement Methods 0.000 claims abstract description 27
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000000741 silica gel Substances 0.000 claims abstract description 6
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 6
- 239000011148 porous material Substances 0.000 abstract description 2
- 238000012544 monitoring process Methods 0.000 description 9
- 239000000463 material Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model discloses an online temperature measuring device of electrical contact, including contact, outer sensor housing and temperature measurement host computer, be fixed with the fixing base through first fixing bolt on the outer table wall of contact, welded fastening has sensor housing on the fixing base, sensor housing is provided with the temperature measurement needle along length direction's one end, and the inside at the contact is pegged graft to the temperature measurement needle, sensor housing's inside is provided with temperature sensor and wireless connector. The utility model discloses in, this online temperature measuring device of electrical contact pegs graft the circular hole of seting up on the contact with the temperature measurement needle in, then pours heat conduction silica gel, makes its pore wall in close contact with the circular hole of seting up on the contact to reach the contact temperature and give the temperature measurement needle, thereby improve the precision of temperature measurement.
Description
Technical Field
The utility model relates to a contact temperature measuring device technical field especially relates to online temperature measuring device of electrical contact.
Background
The contact is one of key components of the switching device, and can be divided into three types of breakable contacts, sliding contacts and fixed contacts according to the structure and the working characteristics, wherein the electric contact is a main circuit conductive contact material which is widely applied to switching devices such as relays, contactors, load switches, medium and low voltage circuit breakers, household appliances, automobile appliances, horns, lamps, ignition and the like, the switching device is widely applied to voltage/current in a separation/closing circuit, the reliability of the switching device directly influences the reliable operation of the whole power system, the electric contact is one of important components of the switching device, the contact product is a heart component of the products, the contact is one of key components of the switching device, the main performance and the service life of the switching device are greatly dependent on the quality of the contact material. Contact materials are generally required to have good electrical conductivity, low contact resistance, high resistance to fusion welding, high resistance to arc erosion, and resistance to material transfer, for vacuum contact materials.
At present, an electrical contact temperature measuring device needs to be connected with a wire, temperature monitoring points of high-voltage electrical equipment are all in the environment of high voltage, large current and strong magnetic field, even some monitoring points are still in a closed space, and due to the problems of strong electromagnetic noise, high-voltage insulation, space limitation and the like, the wire can not be laid and used normally, and then the accuracy of temperature measurement is replaced, so that remote monitoring can not be realized, and the requirements of users can not be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing an on-line temperature measuring device for an electric contact.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the electric contact on-line temperature measuring device comprises a contact, an outer sensor shell and a temperature measuring host;
a fixed seat is fixed on the outer surface wall of the contact through a first fixing bolt, a sensor shell is fixedly welded on the fixed seat, a temperature measuring needle is arranged at one end of the sensor shell along the length direction and is inserted in the contact, and a temperature sensor and a wireless connector are arranged in the sensor shell;
the temperature measurement host computer is provided with the fixed strip along length direction's both ends, and threaded connection has the second fixing bolt on the fixed strip, temperature measurement host computer front surface inlays and is equipped with display screen, alarm lamp and buzzer siren.
Preferably, a cylindrical hole matched with the temperature measuring needle is formed in the contact, the temperature measuring needle is inserted into the cylindrical hole, and heat-conducting silica gel is filled at the joint of the temperature measuring needle and the cylindrical hole.
Preferably, the temperature measurement host is internally provided with a wireless receiver, a P L C controller and a Bluetooth module.
Preferably, the output end of the temperature sensor is electrically connected with the input end of the wireless connector, the output end of the wireless connector is electrically connected with the input end of the wireless receiver, and the output end of the wireless receiver is electrically connected with the input end of the P L C controller.
Preferably, the output of P L C controller respectively with display screen, alarm lamp and buzzer siren's input electric connection, the P L C controller still passes through bluetooth module and terminal equipment wireless connection.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, this online temperature measuring device of electrical contact pegs graft the circular hole of seting up on the contact with the temperature measurement needle in, then pours heat conduction silica gel, makes its pore wall in close contact with the circular hole of seting up on the contact to reach the contact temperature and give the temperature measurement needle, thereby improve the precision of temperature measurement.
2. The utility model discloses in, this online temperature measuring device of electrical contact, temperature sensor pass through wireless connector and wireless receiver and temperature measurement host computer wireless connection, have solved high-voltage electrical equipment temperature monitoring point and have all been in the environment of high voltage, heavy current, high-intensity magnetic field, and some monitoring points still are in inclosed space even, because the restriction scheduling problem in strong electromagnetic noise and high-voltage insulation, space, easily can't lay the problem that can't use because of the wire usually.
3. The utility model discloses in, this online temperature measuring device of electrical contact, temperature measurement host computer still pass through bluetooth module and terminal equipment wireless connection for the temperature data that P L C controller received in the temperature measurement host computer can transmit terminal equipment in real time, has realized long-range real-time on-line monitoring.
Drawings
Fig. 1 is a schematic structural view of an on-line temperature measuring device for electrical contacts according to the present invention;
fig. 2 is a schematic structural diagram of a temperature measurement host of the online temperature measurement device for electrical contacts according to the present invention;
fig. 3 is a block diagram of the electric contact online temperature measuring device provided by the present invention.
Illustration of the drawings:
1. the device comprises a contact, 2, a first fixing bolt, 3, a fixing seat, 4, a sensor shell, 5, a wireless connector, 6, a temperature sensor, 7, a temperature measuring needle, 8, a temperature measuring host, 9, a fixing strip, 10, a second fixing bolt, 11, a display screen, 12, an alarm lamp, 13, a wireless receiver, 14, a P L C controller, 15, a buzzer alarm, 16 and a Bluetooth module.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to 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", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific 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; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The first embodiment is as follows: referring to fig. 1-3, the electric contact on-line temperature measuring device comprises a contact 1, an outer sensor shell 4 and a temperature measuring host 8;
a fixed seat 3 is fixed on the outer surface wall of the contact 1 through a first fixing bolt 2, a sensor shell 4 is fixedly welded on the fixed seat 3, a temperature measuring needle 7 is arranged at one end of the sensor shell 4 along the length direction, the temperature measuring needle 7 is inserted into the contact 1, and a temperature sensor 6 and a wireless connector 5 are arranged in the sensor shell 4;
the two ends of the temperature measurement host machine 8 in the length direction are provided with fixing strips 9, a second fixing bolt 10 is connected to the fixing strips 9 in a threaded mode, and a display screen 11, an alarm lamp 12 and a buzzer alarm 15 are embedded in the front surface of the temperature measurement host machine 8.
Example two: referring to fig. 1, a cylindrical hole used in cooperation with a temperature measuring needle 7 is formed in a contact 1, the temperature measuring needle 7 is inserted into the cylindrical hole, heat-conducting silica gel is filled at the joint of the temperature measuring needle 7 and the cylindrical hole, the temperature measuring needle 7 is inserted into the cylindrical hole formed in the contact 1, and then the heat-conducting silica gel is filled to be in close contact with the hole wall of the cylindrical hole formed in the contact 1 and transmit the temperature to the temperature measuring needle 7 through the contact 1, so that the temperature measuring precision is improved.
Referring to fig. 1 and 3, a wireless receiver 13, a P L C controller 14, and a bluetooth module 16 are disposed inside a temperature measurement host 8, an output end of a temperature sensor 6 is electrically connected to an input end of a wireless connector 5, an output end of the wireless connector 5 is electrically connected to an input end of the wireless receiver 13, an output end of the wireless receiver 13 is electrically connected to an input end of a P L C controller 14, and the temperature sensor 6 is wirelessly connected to the P L C controller 14 in the temperature measurement host 8 through the wireless connector 5 and the wireless receiver 13, so that the problem that temperature monitoring points of high-voltage electrical equipment are all in an environment with high voltage, large current, and strong magnetic field, even some monitoring points are still in a closed space, the temperature of a contact 1 collected by the temperature sensor 6 is often transmitted to the P L C controller 14 through the wireless connector 5 and the wireless receiver 13, the P L C controller 14 calculates a received data set value, and when the temperature exceeds a preset value, the P L C controller controls the alarm 12 and sends a buzzer to warn a user.
Referring to fig. 1 and 3, in an embodiment, an output end of a P L C controller 14 is electrically connected with an input end of a display screen 11, an alarm lamp 12 and a buzzer alarm 15, the P L C controller 14 is also wirelessly connected with a terminal device through a bluetooth module 16, and a temperature measurement host 8 is also wirelessly connected with the terminal device through the bluetooth module 16, so that temperature data received by the P L C controller 14 in the temperature measurement host 8 can be transmitted to the terminal device in real time, and remote real-time online monitoring is realized.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The on-line temperature measuring device for the electric contact is characterized by comprising a contact (1), an outer sensor shell (4) and a temperature measuring host (8);
a fixed seat (3) is fixed on the outer surface wall of the contact (1) through a first fixing bolt (2), a sensor shell (4) is fixedly welded on the fixed seat (3), a temperature measuring needle (7) is arranged at one end of the sensor shell (4) along the length direction, the temperature measuring needle (7) is inserted into the contact (1), and a temperature sensor (6) and a wireless connector (5) are arranged in the sensor shell (4);
the temperature measurement host computer (8) are provided with fixed strip (9) along length direction's both ends, and threaded connection has second fixing bolt (10) on fixed strip (9), temperature measurement host computer (8) front surface inlays and is equipped with display screen (11), alarm lamp (12) and buzzer siren (15).
2. The on-line temperature measuring device for the electrical contact according to claim 1, wherein a cylindrical hole matched with the temperature measuring needle (7) is formed in the contact (1), the temperature measuring needle (7) is inserted into the cylindrical hole, and heat-conducting silica gel is poured at the joint of the temperature measuring needle (7) and the cylindrical hole.
3. The on-line temperature measuring device for the electrical contact of claim 1, wherein a wireless receiver (13), a P L C controller (14) and a Bluetooth module (16) are arranged inside the temperature measuring host (8).
4. The device for on-line temperature measurement of electrical contacts of claim 1, wherein the output of the temperature sensor (6) is electrically connected to the input of the wireless connector (5), the output of the wireless connector (5) is electrically connected to the input of the wireless receiver (13), and the output of the wireless receiver (13) is electrically connected to the input of the P L C controller (14).
5. The on-line temperature measuring device for the electric contact according to claim 3, wherein the output end of the P L C controller (14) is electrically connected with the input ends of the display screen (11), the alarm lamp (12) and the buzzer alarm (15), and the P L C controller (14) is also wirelessly connected with the terminal equipment through the Bluetooth module (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922146802.4U CN210981539U (en) | 2019-12-04 | 2019-12-04 | Online temperature measuring device for electric contact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922146802.4U CN210981539U (en) | 2019-12-04 | 2019-12-04 | Online temperature measuring device for electric contact |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210981539U true CN210981539U (en) | 2020-07-10 |
Family
ID=71419327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922146802.4U Active CN210981539U (en) | 2019-12-04 | 2019-12-04 | Online temperature measuring device for electric contact |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210981539U (en) |
-
2019
- 2019-12-04 CN CN201922146802.4U patent/CN210981539U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: Room 517, block a, Longxing business center, 77 Longxing Middle Road, high tech Zone, Baoding City, Hebei Province 071000 Patentee after: Baoding Tengxin Electric Technology Co.,Ltd. Address before: 618, 6th floor, building C, 86 Yunshan Road, Baoding City, Hebei Province, 071000 Patentee before: Baoding Tengxin Electric Technology Co.,Ltd. |
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| CP02 | Change in the address of a patent holder | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240129 Address after: Building 2, No. 103 Wuxing Village, Qiaosi Street, Yuhang District, Hangzhou City, Zhejiang Province, 310000 Patentee after: Hangzhou Junmei Electric Co.,Ltd. Country or region after: China Address before: Room 517, block a, Longxing business center, 77 Longxing Middle Road, high tech Zone, Baoding City, Hebei Province 071000 Patentee before: Baoding Tengxin Electric Technology Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right |