CN104316212A - Rapid sensing high temperature resistant temperature sensing probe - Google Patents
Rapid sensing high temperature resistant temperature sensing probe Download PDFInfo
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- CN104316212A CN104316212A CN201410541745.9A CN201410541745A CN104316212A CN 104316212 A CN104316212 A CN 104316212A CN 201410541745 A CN201410541745 A CN 201410541745A CN 104316212 A CN104316212 A CN 104316212A
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Abstract
The invention relates to a rapid sensing high temperature resistant temperature sensing probe. The rapid sensing high temperature resistant temperature sensing probe comprises a temperature conduction connecting assembly which is provided with a thermistor glass portion, a probe outer casing assembly which comprises an outer casing top, an outer casing chamber and a positioning baffle ring and a probe fixing assembly which comprises a probe base and a probe cover; the thermistor glass portion is connected with two thermistor leads; the positioning baffle ring is arranged at the periphery of the outer casing chamber; the outer casing top and the outer casing chamber respectively penetrate a probe base penetration hole and a probe cover penetration hole; the temperature conduction connecting assembly penetrates the probe outer casing assembly; the front end of the thermistor glass portion is adhered to the inner bottom surface of the outer casing top; the positioning baffle ring is arranged inside a probe base inner groove; a spring is arranged between the positioning baffle ring and the probe inner groove. The rapid sensing high temperature resistant temperature sensing probe is beneficial to rapid temperature conduction, rapidly senses and accurately feeds back temperature due to the fact that the thermistor glass portion is adhered to the inner bottom surface of the outer casing top and is low in production cost.
Description
Technical field
The present invention relates to the high temperature resistant temperature-sensing probe of a kind of sensing fast, for electric barbecue machine.
Background technology
At present, electricity barbecue machine is the good assistant allowing people conveniently can taste the barbecue of delicious flavour, it is mainly sensed the temperature in electrical heating process by temperature probe, feed back, process control, thus guarantee that the food appearance, taste etc. heated reaches the state of anticipation, therefore temperature-sensing probe is the critical component of whole equipment.
Temperature-sensing probe, to the sensing speed, levels of precision, long-time withstand high temperatures environment etc. of the temperature in electrical heating process, is the key point evaluated.
The probe of this conventional application, adopt contactless mode temperature-sensitive, by air heat transfer temperature-sensitive, then control, and probing shell many employings straight barrel type structure, heat transfer is long to the thermistor process reaction time, and process heat conduction loss, cause temperature sensor sensitivity not good, effectively can not reach desired effect.In addition, this kind of temperature-sensing probe is exposed in hot environment works completely, uses for a long time, the irradiation of high temperature heat source, and the related components that can make pops one's head in forms is slowly aging, finally causes losing function.
Therefore the high temperature resistant temperature-sensing probe of a kind of sensing fast of design is necessary, to overcome the problems referred to above.
Summary of the invention
The object of the invention is to the defect overcoming prior art, provide the high temperature resistant temperature-sensing probe of a kind of sensing fast, it has the beneficial effects such as quick sensing, high temperature resistant, low cost.
The present invention is achieved in that
The invention provides the high temperature resistant temperature-sensing probe of a kind of sensing fast, comprise: a temperature conduction coupling assembling, it has thermistor glass part, described thermistor glass part connects two thermistor lead, two thermistor lead adopt lead wire insulation sleeve pipe to wrap up respectively, its tail end exposes 2-4mm, and is crimped together by the one end having connecting terminal and a wire conductor altogether, the other end of described wire conductor and one end sub-connection; One probing shell assembly, it comprises cover top portion, enclosure cavity and positioning retainer ring, described positioning retainer ring is sheathed on described enclosure cavity, described cover top portion is located at the lower end of described enclosure cavity, extend out an earthing of casing shell fragment in the upper end of described enclosure cavity, described earthing of casing shell fragment to be crimped with one end of a ground wire conductor by copper strips and is connected, and the other end of described ground wire conductor is connected with a ground terminal; One probe fixation kit, it comprises probe socket and probe cover, described probe socket can be fitted relatively with described probe cover, both sides are respectively provided with corresponding probe socket fixed orifice and probe cover fixed orifice, described probe socket has a probe socket inner groovy, the bottom surface of probe socket inner groovy is provided with a probe socket through hole, and described probe cover has a probe cover inner groovy, and the bottom surface of probe cover inner groovy is provided with a probe cover through hole; Wherein, described cover top portion, enclosure cavity are each passed through probe socket through hole and described probe cover through hole, described temperature conduction coupling assembling is through described probing shell assembly, the inner bottom surface of described cover top portion and fit in the front end of described thermistor glass part, described positioning retainer ring is placed in described probe socket inner groovy, arranges a spring between described positioning retainer ring and described probe cover inner groovy.
Further, the position that described thermistor lead is connected with wire conductor is arranged with trunking, is provided with high-temperature hot Heat-Shrinkable Tubings outside described trunking.
Further, described temperature conduction coupling assembling is fixed in described probing shell assembly by high-temperature seal adhesive.
Further, the external diameter of described cover top portion is less than the half of the external diameter of described enclosure cavity, and the length of described cover top portion is less than 1/4th of the length of described enclosure cavity.
Further, a probe fixed leg is each passed through probe socket fixed orifice, probe cover fixed orifice, and described probe fixed leg connects a nut.
Further, described cover top portion, enclosure cavity and positioning retainer ring are wholely set.
The present invention has following beneficial effect:
Described cover top portion, enclosure cavity are each passed through probe socket through hole and described probe cover through hole, described temperature conduction coupling assembling is through described probing shell assembly, the inner bottom surface of described cover top portion and fit in the front end of described thermistor glass part, described positioning retainer ring is placed in described probe socket inner groovy, arranges a spring between described positioning retainer ring and described probe cover inner groovy.The inner bottom surface of the front end laminating cover top portion of the thermistor glass part of the high temperature resistant temperature-sensing probe of described quick sensing, be beneficial to temperature to conduct fast, sense fast, accurate feedback temperature, further, the production cost of the high temperature resistant temperature-sensing probe of described quick sensing is lower.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The one-piece construction explosive view of the high temperature resistant temperature-sensing probe of quick sensing that Fig. 1 provides for the embodiment of the present invention;
The structural representation of the temperature conduction coupling assembling that Fig. 2 provides for the embodiment of the present invention;
The structural representation of the probing shell assembly that Fig. 3 provides for the embodiment of the present invention;
The phantom view of the high temperature resistant temperature-sensing probe of quick sensing that Fig. 4 provides for the embodiment of the present invention;
Phantom view when the high temperature resistant temperature-sensing probe of quick sensing that Fig. 5 provides for the embodiment of the present invention is in running order.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, other embodiments all that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belong to the scope of protection of the invention.
As Fig. 1 to Fig. 5, the embodiment of the present invention provides a kind of sensing fast high temperature resistant temperature-sensing probe, comprises a temperature conduction coupling assembling, a probing shell assembly and a probe fixation kit.
As Fig. 1 to Fig. 5, described temperature conduction coupling assembling has thermistor glass part 11, its thermistor glass part 11 exposes, described thermistor glass part 11 connects two thermistor lead 12, two thermistor lead 12 adopt lead wire insulation sleeve pipe 13 to wrap up respectively, its tail end exposes 2-4mm, and be crimped together by the one end having connecting terminal 14 and a wire conductor 17 altogether, the other end of described wire conductor 17 is connected with a terminal 18, like this once thermistor glass part 11 senses temperature, be converted into different resistance signal at once, conduct to main frame smoothly.Wherein, the position that described thermistor lead 12 is connected with wire conductor 17 is arranged with trunking 15, can short circuit be prevented, outside described trunking 15, be provided with high-temperature hot Heat-Shrinkable Tubings 16, form two also profile, be easily installed in described probing shell assembly.
As Fig. 1 to Fig. 5, described probing shell assembly comprises cover top portion 21, enclosure cavity 22 and positioning retainer ring 23, described positioning retainer ring 23 is sheathed on described enclosure cavity 22, described cover top portion 21 is located at the lower end of described enclosure cavity 22, in this preferred embodiment, described cover top portion 21, enclosure cavity 22 and positioning retainer ring 23 are wholely set.Extend out an earthing of casing shell fragment 24 in the upper end of described enclosure cavity 22, described earthing of casing shell fragment 24 is crimped with one end of a ground wire conductor 26 by copper strips 25 and is connected, and the other end of described ground wire conductor 26 is connected with a ground terminal 27.Wherein, the external diameter of described cover top portion 21 is less than the half of the external diameter of described enclosure cavity 22, and the length of described cover top portion 21 is less than 1/4th of the length of described enclosure cavity 22.
As Fig. 1 to Fig. 5, described probe fixation kit comprises probe socket 31 and probe cover 51, described probe socket 31 can be fitted relatively with described probe cover 51, both sides are respectively provided with corresponding probe socket fixed orifice 34 and probe cover fixes 54 holes, one probe fixed leg 72 is each passed through probe socket fixed orifice, probe cover fixed orifice, described probe fixed leg 72 connects a nut 73, for being fixed with probe cover 51 by above-mentioned probe socket 31.Described probe socket 31 has a probe socket inner groovy 32, and for laying positioning retainer ring 23, internal diameter is slightly larger than the external diameter of positioning retainer ring 23, and the bottom surface of probe socket inner groovy 32 is provided with a probe socket through hole 33, and its internal diameter is slightly larger than the external diameter of enclosure cavity 22.Described probe cover 51 has a probe cover inner groovy 52, for laying a spring 41, and stop positioning retainer ring 23 to pass through, internal diameter is slightly larger than spring 41 external diameter, much smaller than the external diameter of positioning retainer ring 23, the bottom surface of probe cover inner groovy 52 is provided with a probe cover through hole 53, and its internal diameter is slightly larger than the external diameter of enclosure cavity 22.
As Fig. 1 to Fig. 5, described cover top portion 21, enclosure cavity 22 are each passed through probe socket through hole 33 and described probe cover through hole 53, described temperature conduction coupling assembling is through described probing shell assembly, the inner bottom surface of described cover top portion 21 and fit in the front end of described thermistor glass part 11, in this preferred embodiment, described temperature conduction coupling assembling is fixed in described probing shell assembly by high-temperature seal adhesive 61.Described positioning retainer ring 23 is placed in described probe socket inner groovy 32, arranges described spring 41 between described positioning retainer ring 23 and described probe cover inner groovy 52.
As Fig. 1 to Fig. 5, temperature conduction coupling assembling is fixed in probing shell assembly by high-temperature seal adhesive 61, and thermistor glass part 11 front end laminating cover top portion 21 inner bottom surface, so can make thermistor sense determinand 71 temperature fast, precisely.
As Fig. 1 to Fig. 5, after temperature-sensing probe assembling that quick sensing of the present invention is high temperature resistant, the positioning retainer ring 23 of probing shell assembly is under the impact of spring 41 tension force, press close to probe socket inner groovy 32 inner bottom surface completely, and cover top portion 21 is exposed completely outside probe socket through hole 33, and spring 41 other end abut with probe cover inner groovy 52 inner bottom surface.The earthing of casing shell fragment 24 of probing shell assembly exposes completely in probe cover through hole 53 side.
As shown in Figure 5, when the high temperature resistant temperature-sensing probe of described quick sensing approaches determinand 71, and after fixedly entering duty by nut 73, when cover top portion 21 be resisted against completely determinand 71 on the surface time, probing shell assembly is forced to move away from determinand 71 direction, positioning retainer ring 23 can apply power to spring 41, causes spring 41 to shrink, spring 41 other end and probe cover inner groovy 52 inner bottom surface.And now spring 41 forces cover top portion 21 and determinand 71 to fit more closely owing to shrinking the elastic force caused, be conducive to the conduction of temperature, make the quicker, accurate of temperature conduction.
Relative to prior art structure, probing shell component design is structure as a whole by the high temperature resistant temperature-sensing probe of quick sensing of the present invention, cover top portion 21 external diameter is little, only lay thermistor glass part 11, and thermistor glass part 11 front end can be made to fit completely shell inner bottom surface, be beneficial to temperature to conduct fast, sense fast, accurate feedback temperature; In addition, probing shell assembly arranges earthing of casing shell fragment 24, simply can carry out grounding connection, makes to sense high temperature resistant temperature-sensing probe trouble free service fast; Probe fixation kit can make probing shell top 21 be close to determinand 71 surface completely, and thermal source can be passed to thermistor fast, also make temperature conduction more fast, accurate.And probing shell assembly open section is away from determinand 71, the protection of additional high-temperature seal adhesive 61 pairs of thermistors, can make thermistor not be directly exposed in hot irradiation, can make the long-term high temperature resistant use of probe.
The high temperature resistant temperature-sensing probe of described quick sensing by said structure, can reach quick sensing, the beneficial effect such as high temperature resistant, and its produce old also lower.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. sense a high temperature resistant temperature-sensing probe fast, it is characterized in that, comprising:
One temperature conduction coupling assembling, it has thermistor glass part, described thermistor glass part connects two thermistor lead, two thermistor lead adopt lead wire insulation sleeve pipe to wrap up respectively, its tail end exposes 2-4mm, and be crimped together by the one end having connecting terminal and a wire conductor altogether, the other end of described wire conductor and one end sub-connection;
One probing shell assembly, it comprises cover top portion, enclosure cavity and positioning retainer ring, it is peripheral that described positioning retainer ring is located at described enclosure cavity, described cover top portion is located at the lower end of described enclosure cavity, extend out an earthing of casing shell fragment in the upper end of described enclosure cavity, described earthing of casing shell fragment to be crimped with one end of a ground wire conductor by copper strips and is connected, and the other end of described ground wire conductor is connected with a ground terminal;
One probe fixation kit, it comprises probe socket and probe cover, described probe socket can be fitted relatively with described probe cover, both sides are respectively provided with corresponding probe socket fixed orifice and probe cover fixed orifice, described probe socket has a probe socket inner groovy, the bottom surface of probe socket inner groovy is provided with a probe socket through hole, and described probe cover has a probe cover inner groovy, and the bottom surface of probe cover inner groovy is provided with a probe cover through hole;
Wherein, described cover top portion, enclosure cavity are each passed through probe socket through hole and described probe cover through hole, described temperature conduction coupling assembling is through described probing shell assembly, the inner bottom surface of described cover top portion and fit in the front end of described thermistor glass part, described positioning retainer ring is placed in described probe socket inner groovy, arranges a spring between described positioning retainer ring and described probe cover inner groovy.
2. the high temperature resistant temperature-sensing probe of sensing fast as claimed in claim 1, is characterized in that: the position that described thermistor lead is connected with wire conductor is arranged with trunking, is provided with high-temperature hot Heat-Shrinkable Tubings outside described trunking.
3. the high temperature resistant temperature-sensing probe of sensing fast as claimed in claim 1, is characterized in that: described temperature conduction coupling assembling is fixed in described probing shell assembly by high-temperature seal adhesive.
4. the high temperature resistant temperature-sensing probe of sensing fast as claimed in claim 1, it is characterized in that: the external diameter of described cover top portion is less than the half of the external diameter of described enclosure cavity, the length of described cover top portion is less than 1/4th of the length of described enclosure cavity.
5. the high temperature resistant temperature-sensing probe of sensing fast as claimed in claim 1, is characterized in that: a probe fixed leg is each passed through probe socket fixed orifice, probe cover fixed orifice, and described probe fixed leg connects a nut.
6. the high temperature resistant temperature-sensing probe of sensing fast as claimed in claim 1, is characterized in that: described cover top portion, enclosure cavity and positioning retainer ring are wholely set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410541745.9A CN104316212B (en) | 2014-10-15 | 2014-10-15 | Rapid sensing high temperature resistant temperature sensing probe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410541745.9A CN104316212B (en) | 2014-10-15 | 2014-10-15 | Rapid sensing high temperature resistant temperature sensing probe |
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| CN104316212A true CN104316212A (en) | 2015-01-28 |
| CN104316212B CN104316212B (en) | 2017-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410541745.9A Active CN104316212B (en) | 2014-10-15 | 2014-10-15 | Rapid sensing high temperature resistant temperature sensing probe |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106996837A (en) * | 2017-06-07 | 2017-08-01 | 佛山市程显科技有限公司 | A kind of electric heating vessel heat-sensitive sensor |
| CN107763678A (en) * | 2017-11-22 | 2018-03-06 | 孝感华工高理电子有限公司 | A kind of quick sensing temperature temperature-sensing probe and electromagnetic oven |
| TWI681174B (en) * | 2018-11-30 | 2020-01-01 | 徐振健 | Multi-point temperature detection device |
| CN111272308A (en) * | 2020-02-27 | 2020-06-12 | 南京贺斯利科技有限公司 | Self-powered wireless temperature measuring device and assembling and temperature measuring method thereof |
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| US8162541B2 (en) * | 2009-04-06 | 2012-04-24 | Roxanne P. Ostlund, legal representative | Two-terminal temperature sensor with electrically isolated housing |
| CN202420689U (en) * | 2011-12-02 | 2012-09-05 | 李文庆 | Temperature sensing device |
| CN202547819U (en) * | 2012-03-02 | 2012-11-21 | 恒新基电子（青岛）有限公司 | Novel surface temperature sensor |
| CN203606037U (en) * | 2013-11-01 | 2014-05-21 | 深圳市科敏传感器有限公司 | Temperature sensor |
| CN204165667U (en) * | 2014-10-15 | 2015-02-18 | 孝感华工高理电子有限公司 | Quick sensing is high temperature resistant temperature-sensing probe |
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2014
- 2014-10-15 CN CN201410541745.9A patent/CN104316212B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8162541B2 (en) * | 2009-04-06 | 2012-04-24 | Roxanne P. Ostlund, legal representative | Two-terminal temperature sensor with electrically isolated housing |
| CN202420689U (en) * | 2011-12-02 | 2012-09-05 | 李文庆 | Temperature sensing device |
| CN202547819U (en) * | 2012-03-02 | 2012-11-21 | 恒新基电子（青岛）有限公司 | Novel surface temperature sensor |
| CN203606037U (en) * | 2013-11-01 | 2014-05-21 | 深圳市科敏传感器有限公司 | Temperature sensor |
| CN204165667U (en) * | 2014-10-15 | 2015-02-18 | 孝感华工高理电子有限公司 | Quick sensing is high temperature resistant temperature-sensing probe |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106996837A (en) * | 2017-06-07 | 2017-08-01 | 佛山市程显科技有限公司 | A kind of electric heating vessel heat-sensitive sensor |
| CN106996837B (en) * | 2017-06-07 | 2019-01-22 | 佛山市程显科技有限公司 | A kind of electric heating vessel heat-sensitive sensor |
| CN107763678A (en) * | 2017-11-22 | 2018-03-06 | 孝感华工高理电子有限公司 | A kind of quick sensing temperature temperature-sensing probe and electromagnetic oven |
| CN107763678B (en) * | 2017-11-22 | 2024-06-07 | 孝感华工高理电子有限公司 | Temperature sensing probe for rapidly sensing temperature and induction cooker |
| TWI681174B (en) * | 2018-11-30 | 2020-01-01 | 徐振健 | Multi-point temperature detection device |
| CN111272308A (en) * | 2020-02-27 | 2020-06-12 | 南京贺斯利科技有限公司 | Self-powered wireless temperature measuring device and assembling and temperature measuring method thereof |
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| Publication number | Publication date |
|---|---|
| CN104316212B (en) | 2017-05-03 |
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