CN217304209U - Temperature sensor for air switch - Google Patents
Temperature sensor for air switch Download PDFInfo
- Publication number
- CN217304209U CN217304209U CN202220332225.7U CN202220332225U CN217304209U CN 217304209 U CN217304209 U CN 217304209U CN 202220332225 U CN202220332225 U CN 202220332225U CN 217304209 U CN217304209 U CN 217304209U
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- temperature
- sensor
- air switch
- sensing element
- switch contact
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Abstract
The utility model provides a temperature sensor for air switch, including air switch contact, live wire and the sensor subassembly of being connected with the air switch contact, the sensor subassembly includes temperature-sensing element and the sensor wire of being connected with two pins of temperature-sensing element, two pins of temperature-sensing element wear the insulating tube, the connecting portion that temperature-sensing element and insulating tube are fixed are adorned in one end of metal casing to fill the head of temperature-sensing element and fix in the metal casing through high heat conduction filler, be fixed with magnet in the drawer storehouse of the other end of metal casing; the utility model discloses with the mode direct attached in air switch contact point department of sensor unit's temperature-sensing element through magnetism, can be accurate rapid measure air switch contact temperature, and use magnetism to inhale fixed mode, loading and unloading are convenient.
Description
Technical Field
The utility model relates to an air switch's technical field specifically is a temperature sensor for air switch.
Background
If the sensor for monitoring the air switch current needs to monitor the temperature, the temperature sensor is directly bound on an electric wire or integrated on a current sensor, and the temperature sensors for detecting the air switch contact in the current market are as follows:
as shown in fig. 1, the sensor 3 detects the temperature of the air switch contact 1 by detecting the temperature of the live wire 2 skin of the electric wire near the contact so as to indirectly judge whether the temperature of the air switch contact 1 is abnormal; as shown in fig. 2-3, the temperature sensing part of the temperature sensor component 3 is arranged at the air switch contact 1 to detect the contact temperature; as shown in fig. 4, the current sensor 6 is integrated with the temperature sensor 3, and detects the temperature of the wire 2 near the contact to indirectly determine whether the temperature of the air switch contact 1 is abnormal.
Above-mentioned first and third scheme all are thereby whether unusual through the indirect judgement air switch contact temperature of live wire skin temperature of the near electric wire of detection contact, because the sensor direct detection be the temperature of electric wire skin, when the unusual condition of temperature appears in the air switch contact, this temperature need pass through the live wire core transmission value sensor department of electric wire, then the middle line skin that still separates the one deck electric wire, just last transmit to temperature sensor, so can appear that the temperature measurement is inaccurate, the untimely circumstances such as temperature measurement, the unusual condition of temperature that can't detect the air switch contact even appears.
SUMMERY OF THE UTILITY MODEL
The utility model mainly provides a temperature sensor for air switch for solve the technical problem that can not accurately measure air switch contact temperature who proposes among the prior art, reach the purpose of rapid timely measuring air switch contact temperature.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides a temperature sensor for air switch, wherein, includes air switch contact, the live wire and the sensor subassembly of being connected with the air switch contact, the sensor subassembly includes temperature-sensing element and the sensor wire of being connected with two pins of temperature-sensing element, the insulating tube is worn to two pins of temperature-sensing element, the one end at metal casing is adorned with the fixed connecting portion dress of insulating tube to the head packing of temperature-sensing element is fixed in metal casing through high heat conduction filler, the drawer storehouse internal fixation of metal casing other end has magnet, and it is fixed with the laminating tightly to contact temperature-sensing element and air switch through magnet.
Furthermore, the insulating tube and the temperature sensing element are fixedly connected through epoxy resin.
Furthermore, the insulating tube is fixedly connected with the temperature sensing element through a sleeve with rubber.
Furthermore, the sensor lead is welded and communicated with a pin of the temperature sensing element, and an insulating sleeve is arranged on the outer layer for insulation.
Furthermore, a protective sleeve is arranged on the outer side of the whole sensor assembly and used for protecting the whole sensor.
Furthermore, the tail end of the sensor wire can be connected with a switching plug-in unit, and the switching plug-in unit can be matched with the current sensor for use.
Compared with the prior art, the beneficial effects of the utility model are that:
the temperature sensing element of the sensor assembly is directly attached to the air switch contact in a magnetic attraction manner, so that the temperature of the air switch contact can be accurately and rapidly measured; and the magnetic attraction fixing mode is used, so that the assembly and disassembly are convenient.
The utility model discloses a sensor module current sensor module that also can arrange in pairs or groups uses for the sensor has functions such as collection, can of getting, inductance are known and the temperature measurement simultaneously, makes this sensor use convenient intellectuality more.
The present invention will be explained in detail with reference to the drawings and specific embodiments.
Drawings
FIG. 1 is a schematic structural diagram of a first scheme of the prior art;
FIG. 2 is a schematic structural diagram of a second prior art solution;
FIG. 3 is a schematic structural diagram of a second prior art solution;
FIG. 4 is a schematic structural diagram of a third prior art scheme;
fig. 5 is a schematic structural view of the temperature sensing element of the present invention;
FIG. 6 is a schematic view of the assembly structure of the temperature sensing element and the magnet according to the present invention;
fig. 7 is a schematic view of the protective sleeve assembly structure of the present invention;
fig. 8 is a schematic view of a connection structure between the sensor assembly and the air switch contact.
In the figure: 1. an air switch contact; 2. a live line; 3. a sensor assembly; 4. wire buckling; 5. a telescopic clamping seat; 6. a current sensor; 31. a temperature sensing element; 32. a sensor wire; 33. an insulating tube; 34. a metal housing; 35. a highly thermally conductive filler; 36. a magnet; 37. an insulating sleeve; 38. and (5) protecting the sleeve.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the invention herein is for the purpose of describing particular embodiments and is not intended to limit the invention, and the use of the term "and/or" herein includes any and all combinations of one or more of the associated listed items.
The utility model mainly provides a temperature sensor for air switch, as shown in fig. 5-8, wherein, including air switch contact 1, live wire 2 and sensor assembly 3 of being connected with air switch contact 1, sensor assembly 3 includes temperature-sensing element 31 and the sensor wire 32 of being connected with two pins of temperature-sensing element 31, insulating tube 33 is worn to two pins of temperature-sensing element 31, the one end at metal casing 34 is adorned with the fixed connecting portion dress of insulating tube 33 to fill the head of temperature-sensing element 31 through high heat conduction filler 35 and fix in metal casing 34, the drawer storehouse internal fixation of the metal casing 34 other end has magnet 36, and it is fixed tightly to laminate temperature-sensing element 31 and air switch contact 1 through magnet 36.
Magnetic attraction and fixation: the metal shell 34 and the air switch contact 1 are fixed by a ferromagnetic magnet 36 in a magnetic attraction way; the metal casing 34 structure, the shape of buckling can stagger live wire 2 wire and interfere, and the sensor is fixed more firmly, and the drawer places magnet 36 structure.
The temperature sensing element 31 of the sensor component 3 is directly attached to the air switch contact 1 in a magnetic attraction mode, so that the temperature of the air switch contact 1 can be accurately and rapidly measured.
The insulating tube 33 is fixedly connected with the temperature sensing element 31 through epoxy resin or a sleeve with glue; the sensor lead 32 is welded and communicated with a pin of the temperature sensing element 31, and an insulating sleeve 37 is arranged on the outer layer for insulation; the whole outer side of the sensor component 3 is provided with a protective sleeve 38 for protecting the whole sensor.
The ends of the sensor wires 32 can be connected to a patch plug which can be used in conjunction with the current sensor 6.
When the utility model is used; install sensor unit 3 in air switch contact 1 department, magnet 36 in the accessible sensor closely laminates and firmly fixes sensor and air switch contact 1 contact, and other switching plug-ins and current sensor 6 collocation uses together are increased to sensor wire 32 end, makes the utility model discloses the sensor has functions such as collection, can, the inductance is known and the temperature measurement.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.
Claims (6)
1. The utility model provides a temperature sensor for air switch, its characterized in that includes air switch contact, the live wire and the sensor subassembly of being connected with the air switch contact, the sensor subassembly includes temperature-sensing element and the sensor wire of being connected with two pins of temperature-sensing element, the insulating tube is worn to two pins of temperature-sensing element, the one end at metal casing is adorned with the fixed connecting portion dress of insulating tube to the head of temperature-sensing element is fixed in metal casing through high heat conduction filler, the drawer storehouse internal fixation of metal casing other end has magnet, and it is fixed with the laminating tightly to pass through magnet with temperature-sensing element and air switch contact.
2. The temperature sensor for an air switch according to claim 1, wherein the insulating tube and the temperature sensing element are fixedly connected by epoxy resin.
3. The temperature sensor for the air switch according to claim 1, wherein the insulating tube and the temperature sensing element are fixedly connected by a rubber sleeve.
4. The temperature sensor for the air switch according to claim 1, wherein the sensor wire is welded to the lead of the temperature sensing element, and an insulating sleeve is arranged on the outer layer for insulation.
5. The temperature sensor for an air switch as claimed in claim 4, wherein the sensor unit is integrally provided with a protective sleeve on the outside.
6. The temperature sensor of claim 1, wherein the sensor wire is terminated with a transition plug, the transition plug being adapted to cooperate with the current sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220332225.7U CN217304209U (en) | 2022-02-14 | 2022-02-14 | Temperature sensor for air switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220332225.7U CN217304209U (en) | 2022-02-14 | 2022-02-14 | Temperature sensor for air switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217304209U true CN217304209U (en) | 2022-08-26 |
Family
ID=82928366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220332225.7U Active CN217304209U (en) | 2022-02-14 | 2022-02-14 | Temperature sensor for air switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217304209U (en) |
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2022
- 2022-02-14 CN CN202220332225.7U patent/CN217304209U/en active Active
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