CN204117816U - A kind of coil block with temperature sensor - Google Patents
A kind of coil block with temperature sensor Download PDFInfo
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- CN204117816U CN204117816U CN201420543071.1U CN201420543071U CN204117816U CN 204117816 U CN204117816 U CN 204117816U CN 201420543071 U CN201420543071 U CN 201420543071U CN 204117816 U CN204117816 U CN 204117816U
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- temperature sensor
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- coil rack
- sensor probe
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Abstract
With a coil block for temperature sensor, belong to low voltage electrical apparatus technology field.Comprise coil rack, the coil be wound on coil rack, it is characterized in that: also include a temperature sensor assembly, the lead-out wire that described temperature sensor assembly comprises temperature sensor probe and is connected with temperature sensor probe, described temperature sensor probe is arranged on described coil rack, and described lead-out wire is connected with peripheral control unit.By the temperature in temperature sensor energy measuring coil, thus coil itself can be monitored whether be in abnormal operational environment, when coil generation turn-to-turn short circuit, can notice to administrative staff, guarantee that coil can normally work.
Description
Technical field
The utility model belongs to low voltage electrical apparatus technology field, is specifically related to a kind of coil block with temperature sensor, in the low voltage switchgear for such as device for under-voltage releasing equipment, instrument transformer unshakable in one's determination etc.
Background technology
In low voltage switchgear, some coil blocks need long-term live line work, as device for under-voltage releasing equipment, instrument transformer unshakable in one's determination etc.Its temperature rise when normal work of these coil blocks, all in rational scope, but may cause coil temperature rise abnormal when a failure occurs, such as: electrified coil causes turn-to-turn short circuit because insulating barrier damages, and now coil temperature rise increases; In coil, conductor broken string then can cause no current in coil pass through and coil temperature rise first mate is reduced.
Above-mentioned coil turn-to-turn short circuit will cause place assembly function fault, and such as device for under-voltage releasing equipment coil turn-to-turn short circuit may cause not enough to the electromagnetic attraction of dynamic iron core and make circuit breaker false tripping; When there is no false tripping, on the one hand operation voltage can be caused change, working of plastics in under-voltage release may be made on the other hand softening, cause malformation and make device for under-voltage releasing equipment cannot regular event.
For this reason, be badly in need of a kind of coil block, can notice to administrative staff in time when coil occurs abnormal.
Summary of the invention
The purpose of this utility model to provide a kind of coil block with temperature sensor, and the temperature in its energy measuring coil is monitored coil itself and whether is in abnormal operating state, can notice to administrative staff in time when coil occurs abnormal.
The purpose of this utility model reaches like this, a kind of coil block with temperature sensor, comprise coil rack, the coil be wound on coil rack, it is characterized in that: also include a temperature sensor assembly, the lead-out wire that described temperature sensor assembly comprises temperature sensor probe and is connected with temperature sensor probe, described temperature sensor probe is arranged on described coil rack, and described lead-out wire is connected with peripheral control unit.
In a specific embodiment of the present utility model, coil block also includes a core assembly, and for the formation of closed magnetic loop, described core assembly is through described coil rack.
In another specific embodiment of the present utility model, described coil rack is provided with groove and wire casing, and described groove is for holding described temperature sensor probe, and described wire casing is for holding described lead-out wire.
Also have in a specific embodiment of the present utility model, described temperature sensor probe and lead-out wire are cast in described coil rack.
The utility model is owing to adopting after said structure, and the beneficial effect had: by the temperature in temperature sensor energy measuring coil, thus can monitor coil itself and whether be in abnormal operating state, can notice to administrative staff in time when coil occurs abnormal.
Accompanying drawing explanation
Fig. 1 is the cutaway view of temperature sensor and coil rack fixed form preferred embodiment.
Fig. 2 is the structure chart of temperature sensor assembly in Fig. 1 embodiment.
Fig. 3 is the stereogram of the second embodiment of temperature sensor and coil rack fixed form.
Fig. 4 is the stereogram of coil rack described in Fig. 3 embodiment.
Fig. 5 is the stereogram (1/2 model) of the third embodiment of temperature sensor and coil rack fixed form.
The stereogram (1/2 model) that Fig. 6 is coil rack described in Fig. 5 embodiment.
Fig. 7 is the stereogram of the 4th kind of embodiment of coil rack described in the utility model.
Fig. 8 is the cutaway view of the preferred embodiment of another kind of coil block form.
In figure: 101. coils, 102. coil racks, 102a. groove, 102b. wire casing, 103. core assemblies, 103a. secured core assembly, 103b. movable core assembly, 104. temperature sensor assemblies, 104a. temperature sensor probe, 104b. lead-out wire, 105. primary side conductors.
Embodiment
Technical spirit of the present utility model and beneficial effect can be fully understood in order to make the public; applicant will describe in detail embodiment of the present utility model below by reference to the accompanying drawings; but applicant is not the restriction to technical scheme to the description of embodiment, any changing in the form rather than substance according to the utility model design all should be considered as protection range of the present utility model.
Fig. 1 shows a kind of coil block with temperature sensor, it comprises coil rack 102, the coil 101 be wound on coil rack 102, and coil rack 102 is cylindrical, and the both sides end face of its length direction has outward extending edge, normally, described edge is disc.Coil rack 102 is working of plastics, generally adopts injection mo(u)lding.Temperature sensor 104 comprises temperature sensor probe 104a and lead-out wire 104b, and wherein temperature sensor probe 104a is used for monitor temperature, and lead-out wire 104b is used for the signal of telecommunication controller transmission externally sent by temperature sensor probe 104.In FIG, temperature sensor probe 104a and lead-out wire 104b is cast in coil rack 102.In order to ensure the accuracy of monitoring, coil rack 102 is preferably Heat Conduction Material.In the embodiment shown in fig. 1, coil block also comprises core assembly 103, and core assembly 103 is for the formation of closed magnetic loop.Coil rack 102 is set on core assembly 103, because coil 101 is wound on coil rack 102, is then equivalent to be wound on core assembly 103.When passing through variation magnetic field in core assembly 103 (such as owing to causing through the electric current in the primary side conductor 105 of magnetic loop), generation current in coil 101; Or when passing through exciting current in coil 101, in core assembly 103, produce magnetic field.
Fig. 2 shows the structure chart of temperature sensor assembly 104 in Fig. 1 embodiment, and temperature sensor assembly 104 comprises temperature sensor probe 104a and lead-out wire 104b.Temperature sensor assembly 104 is preferably thermocouple temperature sensor, thermal resistance temperature sensor, Quartz Temperature Sensor etc., but temperature sensor assembly 104 is not limited only to the above-mentioned type.Lead-out wire 104b connects temperature sensor probe 104a and peripheral control unit.
Fig. 3 shows the stereogram of the second embodiment of temperature sensor assembly 104 and coil rack 102 fixed form.In this embodiment, coil rack 102 offers groove 102a and wire casing 102b on the side near coil 101 side, groove 102a is for embedding temperature sensor probe 104a, after embedding temperature sensor probe 104a, can be encapsulated temperature sensor probe 104a by modes such as casting resins, temperature sensor probe 104a is reliably fixed and reduces environment to the interference of temperature sensor probe 104a; Also can only temperature sensor probe 104a be embedded groove 102a or by modes such as glue are bonding, temperature sensor probe 104a is fixed in groove 102a.Accordingly, lead-out wire 104b coordinates with the wire casing 102b on coil rack 102.Due to temperature sensor assembly 104 meeting coiling 101 on embedding coil rack 102 afterwards its, therefore temperature sensor assembly 104 can not be deviate from.
Fig. 4 shows the stereogram of Fig. 3 embodiment coil skeleton.Coil rack 102 offers groove 102a and wire casing 102b on the side near coil 101 side, and groove 102a is for holding temperature sensor probe 104a, and wire casing 102b is for holding the lead-out wire 104b in temperature sensor assembly 104.For coordinating the installation of temperature sensor probe 104a, groove 102a is preferably rectangle and circle shape, but is not limited only to above-mentioned shape; Wire casing 102b is preferably the stria type that width is less than groove 102a width, but its width also can be equal with the width of groove 102a, makes groove 102a and wire casing 102b without obvious transitional region, and the width of wire casing 102b even can be greater than the width of groove 102a.
Fig. 5 shows the stereogram (1/2 model) of the third embodiment of temperature sensor and coil rack fixed form, in this embodiment, coil rack 102 offers groove 102a and wire casing 102b on the side deviating from coil 101 side, for holding temperature sensor probe 104a and lead-out wire 104b, can be encapsulated temperature sensor assembly 104 by modes such as casting resins, temperature sensor assembly 104 is reliably fixed and reduces environment to the interference of transducer; Also only temperature sensor assembly 104 can be embedded groove 102a and wire casing 102b or mode makes temperature sensor assembly 104 be fixed in groove 102a and wire casing 102b with glue is bonding etc., because coil rack 102 and the core assembly 103 deviating from coil 101 side are close to, therefore sensor cluster 104 can not deviate from groove 102a and wire casing 102b.
Fig. 6 shows the stereogram (1/2 model) of the third embodiment coil skeleton, described coil rack 102 offers groove 102a and wire casing 102b on the side deviating from coil 101 side, groove 102a is for holding temperature sensor probe 104a, and wire casing 102b is for holding the lead-out wire 104b in temperature sensor assembly 104.
Fig. 7 shows the stereogram of the 4th kind of embodiment of coil rack.In order to the outlet requirement of satisfied temperature sensor cluster different directions, the wire casing 102b on coil rack 102 can arrange along outlet direction, and is not limited only to the form in Fig. 7.
Fig. 8 shows the cutaway view of the preferred embodiment of another kind of coil block form.This coil block is under-voltage release electromagnet, and under-voltage release electromagnet is made up of the coil 101 with excitation, coil rack 102 and core assembly 103.When driving source normal ON, exciting current is produced in coil 101, core assembly 103 comprises secured core assembly 103a and movable core assembly 103b, wherein movable core assembly 103b is subject to the effect of electromagnetic force, movable core assembly 103b remains on make position, when driving source voltage is lower than a certain set point, exciting current in coil 101 reduces, the electromagnetic force that movable core assembly 103b is subject to is not enough to overcome the separating brake power that outside reaction spring etc. provides, and movable core assembly 103b moves to open position.
In preferred embodiment shown in Fig. 8, it is inner that temperature sensor assembly 104 is encapsulated in coil rack 102 by integrated poured mode.Temperature sensor assembly 104 is electrically connected with peripheral control unit by the lead-out wire 104b on it, carries out on-line monitoring to the temperature rise at coil position.After external control accepts signal, the operating state of coil block can be noticed to administrative staff.The all embodiments adopted with instrument transformer unshakable in one's determination in Fig. 2-Fig. 7 can be adopted equally for under-voltage release electromagnet.
Claims (4)
1.
a kind of coil block with temperature sensor, comprise coil rack (102), be wound on the coil (101) on coil rack (102), it is characterized in that: also include a temperature sensor assembly (104), the lead-out wire (104b) that described temperature sensor assembly (104) comprises temperature sensor probe (104a) and is connected with temperature sensor probe (104a), described temperature sensor probe (104a) is arranged on described coil rack (102), described lead-out wire (104b) is connected with peripheral control unit.
2.
a kind of coil block with temperature sensor according to claim 1, it is characterized in that coil block also includes a core assembly (103), for the formation of closed magnetic loop, described core assembly (103) is through described coil rack (102).
3.
a kind of coil block with temperature sensor according to claim 1, it is characterized in that described coil rack (102) is provided with groove (102a) and wire casing (102b), described groove (102a) is for holding described temperature sensor probe (104a), and described wire casing (102b) is for holding described lead-out wire (104b).
4.
a kind of coil block with temperature sensor according to claim 1, is characterized in that described temperature sensor probe (104a) and lead-out wire (104b) are cast in described coil rack (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420543071.1U CN204117816U (en) | 2014-09-22 | 2014-09-22 | A kind of coil block with temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420543071.1U CN204117816U (en) | 2014-09-22 | 2014-09-22 | A kind of coil block with temperature sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204117816U true CN204117816U (en) | 2015-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420543071.1U Active CN204117816U (en) | 2014-09-22 | 2014-09-22 | A kind of coil block with temperature sensor |
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| Country | Link |
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| CN (1) | CN204117816U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017139873A1 (en) * | 2016-02-15 | 2017-08-24 | Hyperion Sensors Inc. | Optical sensing methods and systems for power applications, and the construction thereof |
| US11592496B2 (en) | 2017-08-01 | 2023-02-28 | Hyperion Sensors Inc. | Optical sensing methods and systems for transformers, and the construction thereof |
-
2014
- 2014-09-22 CN CN201420543071.1U patent/CN204117816U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017139873A1 (en) * | 2016-02-15 | 2017-08-24 | Hyperion Sensors Inc. | Optical sensing methods and systems for power applications, and the construction thereof |
| US10473706B2 (en) | 2016-02-15 | 2019-11-12 | Hyperion Sensors Inc. | Optical sensing methods and systems for power applications, and the construction thereof |
| US11175351B2 (en) | 2016-02-15 | 2021-11-16 | Hyperion Sensors Inc. | Optical sensing methods and systems for power applications, and the construction thereof |
| US11592496B2 (en) | 2017-08-01 | 2023-02-28 | Hyperion Sensors Inc. | Optical sensing methods and systems for transformers, and the construction thereof |
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| GR01 | Patent grant |