CN203231828U - Temperature sensor and kitchen range with same - Google Patents
Temperature sensor and kitchen range with same Download PDFInfo
- Publication number
- CN203231828U CN203231828U CN201320065689.7U CN201320065689U CN203231828U CN 203231828 U CN203231828 U CN 203231828U CN 201320065689 U CN201320065689 U CN 201320065689U CN 203231828 U CN203231828 U CN 203231828U
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- Prior art keywords
- inner sleeve
- temperature sensor
- cup
- thermistor
- sleeve pipe
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Abstract
The utility model discloses a temperature sensor and a kitchen range with same. The temperature sensor includes: an external sleeve pipe; an internal sleeve pipe, whose lower end is disposed in the external sleeve pipe, and which is movable up-and-downwardly between an original position and a moving position; a thermistor, which is connected in the internal sleeve pipe, and whose conductor is movable in the external sleeve pipe; an external cup, which is connected outside the internal sleeve pipe and is connected with the thermistor; a spring, which is disposed between the internal sleeve pipe and the external cup, and has an interval with the top end of the internal sleeve pipe; a magnet and a reed pipe, which are disposed outside the external sleeve pipe along the radial direction of the external sleeve pipe in a relative manner; and a magnetic resistant member, which is disposed in the external sleeve pipe and is sleeved on a part of the conductor of the thermistor, wherein the position of the magnetic resistant member is in accordance with the positions of the magnet and the reed pipe, when the internal sleeve pipe is in one of the original position and the moving position. By the temperature sensor, the spring is kept away from fires, the temperature of working environment is kept low, the spring is prevented from easy failure, and service life of the spring is prolonged.
Description
Technical field
The utility model relates to the kitchen range technical field, especially relates to a kind of temperature sensor and the kitchen range with it.
Background technology
Traditional temperature sensor that is used for kitchen range, closer from flame under the duty because spring is in the top, the operating ambient temperature height, spring lost efficacy easily.
The utility model content
The utility model is intended to solve at least one of technical matters that exists in the prior art.For this reason, a purpose of the present utility model is to propose a kind of temperature sensor that prolongs spring life.
Another purpose of the present utility model is to propose a kind of kitchen range with said temperature sensor.
A kind of temperature sensor according to the utility model first aspect embodiment comprises: outer tube; Inner sleeve, the lower end of described inner sleeve are located in the described outer tube and described inner sleeve can move up and down between initial position and shift position; Thermistor, described thermistor be connected in the described inner sleeve and its lead removable in described outer tube; Outer cup, described outer cup is connected outside the described inner sleeve and with described thermistor and is connected to move up and down simultaneously with described inner sleeve and described thermistor; Spring, described spring housing are located between described inner sleeve and the described outer cup and have certain distance with the top of described inner sleeve; Magnet and tongue tube, described magnet and tongue tube radially are located at outside the described outer tube accordingly, and the signal wire of wherein said tongue tube is connected to external terminal with the lead of described thermistor; With resistance magnetic spare, described resistance magnetic spare is located in the described outer tube and is set on the part of lead of described thermistor, and described resistance magnetic spare was corresponding with described magnet and tongue tube position when wherein said inner sleeve was arranged in one of them of its initial position and described shift position.
Temperature sensor according to the utility model embodiment, because the top of spring and inner sleeve has certain distance, makes the duty lower spring away from flame, the temperature of working environment is low than the spring in the traditional sensors, be not easy to lose efficacy, prolonged the life-span of spring.
In addition, also have following additional technical feature according to temperature sensor of the present utility model:
Described outer cup comprises: go up cup; Following cup, described following glass of lower end that is connected described last cup by the connection cup, described connection cup is close to described inner sleeve setting, described following glass with the described sectional dimension that goes up cup all greater than the described sectional dimension that is connected cup, wherein said spring housing is located between described inner sleeve and described following glass.
By following glass and last cup will outer cup being arranged to be spaced apart from each other, making spring leave the cooker bottom be flame region, thereby the temperature of working environment is low, and then causes the life-span prolongation of spring.And simple in structure, low cost of manufacture.
Fixing restraining position ring block on the outer wall of described outer tube, and described spacing ring is positioned at described following glass, and wherein said spring only is against between described following glass upper surface and described spacing ring.
By spacing ring, make outer cup and inner sleeve in the process that moves up and down, not break away from outer tube, guaranteed the structural reliability according to the temperature sensor of the utility model embodiment thus.
Described outer tube comprises: vertical duct, and described vertical duct extends along the vertical direction, and the lower end of wherein said inner sleeve is located in the described vertical duct movably and described spacing ring is located on the outer wall of described vertical duct; Transverse pipe, described transverse pipe along continuous straight runs are extended and are communicated with by the commutation elbow with described vertical duct, and wherein said magnet and tongue tube radially are located at outside the described transverse pipe accordingly, and described resistance magnetic spare is located in the described transverse pipe.
Described temperature sensor also comprises: the silica gel sleeve pipe, described silica gel sheath pipe box is located at the outside of the lead of the described thermistor that is positioned at described commutation elbow.By the silica gel sleeve pipe is set, reduced lead bending, reduced the distance error when lead is movable in outer tube, thereby guaranteed the accuracy of operating range.
Described temperature sensor further comprises: fixed support, described fixed support is located at outside the described transverse pipe, and described magnet is installed on the described fixed support.
Described temperature sensor also comprises: sheath, described sheath and described thermistor are connected and are located at the top of described inner sleeve.
The lower end of described sheath forms cylindrical and inserts in the described inner sleeve also fixing.
Described temperature sensor further comprises: locating ring, described locating ring is located on the described outer tube.
Described bottom of going up cup is formed with leaking hole.Water can be escaped to the temperature sensor outside thus, avoid water that the sensitivity of temperature sensor is impacted.
According to temperature sensor of the present utility model, utilize the selection combination of magnet, tongue tube and resistance magnetic spare, avoided water to influence the sensitivity of temperature sensor effectively, also played waterproof effect, in addition, moved down by spring, improve the environment temperature of spring work, the life-span of sensor is more reliable.
According to a kind of kitchen range of the utility model second aspect embodiment, comprise the described temperature sensor according to the utility model first aspect embodiment.
Additional aspect of the present utility model and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
Description of drawings
Above-mentioned and/or additional aspect of the present utility model and advantage are from obviously and easily understanding becoming the description of embodiment in conjunction with following accompanying drawing, wherein:
Fig. 1 is the cut-open view according to the temperature sensor of the utility model embodiment;
Fig. 2 is that Fig. 1 centre circle shows A portion enlarged drawing;
Fig. 3 is diagram B portion enlarged drawing among Fig. 1; With
Fig. 4 is the vertical view of the temperature sensor shown in Fig. 1.
Reference numeral:
1, outer tube;
10, position-limiting tube; 11, vertical duct; 12, transverse pipe; 13, elbow; 14, locating ring;
2, inner sleeve; 3, thermistor; 31, lead;
4, outer cup; 41, go up cup; 411, leaking hole; 42, following glass; 43, connect cup;
5, spring; 61, magnet; 611, fixed support; 62, tongue tube; 621, signal wire;
7, resistance magnetic spare; 8, sheath
Embodiment
Describe embodiment of the present utility model below in detail, the example of described embodiment is shown in the drawings, and wherein identical or similar label is represented identical or similar elements or the element with identical or similar functions from start to finish.Be exemplary below by the embodiment that is described with reference to the drawings, only be used for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " on ", close the orientation of indications such as D score, " preceding ", " back ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", " outward " or position is based on orientation shown in the drawings or position relation, only be the utility model and simplification description for convenience of description, rather than indication or the hint device of indication or element must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.In description of the present utility model, except as otherwise noted, the implication of " a plurality of " is two or more.
In description of the present utility model, need to prove that unless clear and definite regulation and restriction are arranged in addition, term " installation ", " linking to each other ", " connection " should be done broad understanding, for example, can be fixedly connected, also can be to removably connect, or connect integratedly; Can be mechanical connection, also can be to be electrically connected; Can be directly to link to each other, also can link to each other indirectly by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand the concrete implication of above-mentioned term in the utility model.
Below with reference to the temperature sensor of Fig. 1-Fig. 4 description according to the utility model first aspect embodiment, this temperature sensor is used for kitchen range to detect the temperature of cooker on the kitchen range.
A kind of temperature sensor according to the utility model embodiment comprises: outer tube 1, inner sleeve 2, thermistor 3, outer cup 4, spring 5, magnet 61 and tongue tube 62 and resistance magnetic spare 7.
As shown in Figure 1, the lower end of inner sleeve 2 is located in the outer tube 1 and inner sleeve 2 can move up and down between initial position and shift position.Thermistor 3 be connected in the inner sleeve 2 and its lead 31 removable in outer tube 1.Outer cup 4 is connected outside the inner sleeve 2 and with thermistor 3 and is connected to move up and down simultaneously with inner sleeve 2 and thermistor 3.Spring 5 is set between inner sleeve 2 and the outer cup 4 and has certain distance with the top of inner sleeve 2.
When cooker (scheming not shown) when being put on the kitchen range, the bottom of cooker contacts and forces thermistor 3, inner sleeve 2 and outer cup 4 to move down simultaneously with the top of thermistor 3, that is to say, inner sleeve 2 moves down and leaves its initial position, this moment, the lead of thermistor 3 moved down in outer tube 1, made resistance magnetic spare 7 move away magnet 61 and tongue tube 62 positions, and 61 pairs of tongue tubes of magnet 62 produce the magnetic effect like this, tongue tube 62 closed conductings, the control solenoid valve is opened.And when cooker took off from kitchen range, thermistor 3, inner sleeve 2 and outer cup 4 were owing to the effect of spring 5 resets.
Certainly, it will be understood by those in the art that if hindering magnetic spare 7 is configured to inner sleeve 2 and is positioned at its shift position time resistance magnetic spare 7 is corresponding with magnet 61 and tongue tube 62 positions, that is to say, when inner sleeve 2 was positioned at its shift position, the magnetic effect between magnet 61 and the tongue tube 62 was hindered magnetic spare 7 and is stopped.And when inner sleeve 2 returned to its initial position from its shift position, resistance magnetic spare 7 was not in the position of magnet 61 and tongue tube 62 correspondences, and 61 pairs of tongue tubes of magnet 62 produce magnetic effect, tongue tube 62 closed conductings like this.
Temperature sensor according to the utility model embodiment, because spring 5 has certain distance with the top of inner sleeve 2, makes duty lower spring 5 away from flame, the temperature of working environment is low than the spring in the traditional sensors, be not easy to lose efficacy, prolonged the life-span of spring 5.
According to embodiment of the utility model, outer cup 4 comprises cup 41 and following glass 42, and as shown in Figure 1, following glass 42 is connected glasss 41 lower end by connection cup 43, connect cup 43 and be close to inner sleeve 2 and arrange, for example connecting cup 43 can be by being fastenedly connected or spot welding is connected on the inner sleeve 2.The sectional dimension of following cup 42 and last cup 41 is all greater than the sectional dimension that is connected cup 43, and its medi-spring 5 is set between inner sleeve 2 and following glass 42.By will outer cup 4 following glasss 42 of being arranged to be spaced apart from each other and last cup 41, making spring 5 leave the cooker bottom be flame region, thereby the temperature of working environment is low, and then causes the life-span prolongation of spring 5.And simple in structure, low cost of manufacture.
Alternatively, the sectional dimension of last cup 41 is greater than following glass 42 sectional dimension.In examples more of the present utility model, the xsect of last cup 41 and following glass 42 is circle, and glasss 41 diameter is greater than following glass 42 diameter on this moment.Preferably, be formed with leaking hole in the bottom of last cup 41, water can be escaped to the temperature sensor outside thus, avoided water that the sensitivity of temperature sensor is impacted.
As shown in figures 1 and 3, in an embodiment of the present utility model, fixing restraining position ring block 10 on the outer wall of outer tube 1, and spacing ring 10 is positioned at following glass 42, and its medi-spring 5 only is against down between the upper surface and spacing ring 10 of cup 42.Alternatively, spacing ring 10 can be located on the outer wall of outer tube 1 by welding or riveted joint.By spacing ring 10, make outer cup 4 and inner sleeve 2 in the process that moves up and down, not break away from outer tube 1, guaranteed the structural reliability according to the temperature sensor of the utility model embodiment thus.
Particularly, as shown in Figure 1, outer tube 1 comprises vertical duct 11 and transverse pipe 12, vertical duct 11 extends along the vertical direction, wherein the lower end of inner sleeve 2 is located in the vertical duct 11 movably, and spacing ring 10 is located on the outer wall of vertical duct 11, and transverse pipe 12 along continuous straight runs extend and are communicated with by the elbow 13 that commutates with vertical duct 11, wherein magnet 61 and tongue tube 62 radially are located at outside the transverse pipe 12 accordingly, and resistance magnetic spare 7 is located in the transverse pipe 12.
Alternatively, temperature sensor also comprises: silica gel sleeve pipe (scheming not shown), described silica gel sheath pipe box are located at the outside of the lead of the described thermistor that is positioned at commutation elbow 13 places.By the silica gel sleeve pipe is set, reduced lead 31 bending, reduced the distance error when lead 31 is movable in outer tube 1, thereby guaranteed the accuracy of operating range.
According to the temperature sensor of the further embodiment of the utility model, also can comprise fixed support 611, fixed support 611 is located at outside the transverse pipe 12, and magnet 61 is installed on the fixed support 611, as shown in Figure 1.
In embodiment more of the present utility model, temperature sensor also comprises sheath 8, and sheath 8 and thermistor 3 are connected and are located at the top of inner sleeve 2.Preferably, sheath 8 can be made by metal material.For example thermistor 3 is located in the sheath 8 by welding or riveted joint.As shown in Figure 2, the lower end of sheath 8 forms cylindrical and inserts in the inner sleeve 2 and also fix, and for example the lower end of sheath 8 also can be located in the top of inner sleeve 2 by welding or riveted joint.Like this, can make sheath 8, thermistor 3, inner sleeve 2 and outer cup 4 form a whole T that can move up and down together with respect to outer tube 1, as shown in Figure 1.When sheath 8 is subjected to downward power, whole T moves down together, the lead 31 that is positioned at the thermistor 3 of vertical duct 11 also and then moves down, 31 in the lead that is arranged in transverse pipe 12 simultaneously is to move horizontally (for example moving right as Fig. 1), hinder magnetic spare 7 this moment and follow lead 31 to move horizontally together, leave its original position.
Alternatively, temperature sensor also can comprise locating ring 14, and locating ring 9 is located on the outer tube 14, can make things convenient for the assembling of subsequent sensor (scheming not shown) thus.
Below with reference to the course of work of Fig. 1-Fig. 4 description according to the temperature sensor of the utility model embodiment.Resistance magnetic spare 7 corresponds to example with magnet 61 and tongue tube 62 positions and is described when still being positioned at its initial position with inner sleeve 2 below.Those skilled in the art are appreciated that, for another kind of situation, namely hinder magnetic spare 7 and be configured to inner sleeve 2 and be positioned at its shift position time resistance magnetic spare 7 is corresponding with magnet 61 and tongue tube 62 positions, the course of work also can apparently draw, therefore, be not described in detail at this.
When cooker (scheming not shown) when being put on the kitchen range, the bottom of cooker contacts with sheath 8, and force sheath 8, thermistor 3, the resistance 3 that inner sleeve 2 and outer cup 4 form, inner sleeve 2 and outer cup 4 form one can be with respect to moving down that outer tube 1 moves up and down together together, the lead 31 that is positioned at the thermistor 3 of vertical duct 11 also and then moves down, 31 in the lead that is arranged in transverse pipe 12 simultaneously is to move horizontally (for example moving right as Fig. 1), hindering magnetic spare 7 this moment follows lead 31 to move horizontally together, leave its original position, namely hinder magnetic spare 7 and left magnet 61 and tongue tube 62 positions, 61 pairs of tongue tubes of magnet 62 produce the magnetic effect like this, tongue tube 62 closed conductings, the control solenoid valve is opened.And when cooker took off from kitchen range, thermistor 3, inner sleeve 2 and outer cup 4 were owing to the effect of spring 5 resets.
According to temperature sensor of the present utility model, utilize the selection combination of magnet 61, tongue tube 62 and resistance magnetic spare 7, avoided water to influence the sensitivity of temperature sensor effectively, also played waterproof effect, in addition, move down by spring, improve the environment temperature of spring work, the life-span of sensor is more reliable.
According to a kind of kitchen range of the utility model first aspect embodiment, comprise according to according to the described temperature sensor of the utility model first aspect embodiment.Other formations and operation according to the kitchen range of the utility model embodiment all are known for those of ordinary skills, are not described in detail here.
In the description of this instructions, concrete feature, structure, material or characteristics that the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means in conjunction with this embodiment or example description are contained at least one embodiment of the present utility model or the example.In this manual, the schematic statement to above-mentioned term not necessarily refers to identical embodiment or example.And concrete feature, structure, material or the characteristics of description can be with the suitable manner combination in any one or more embodiment or example.
Although illustrated and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: can carry out multiple variation, modification, replacement and modification to these embodiment under the situation that does not break away from principle of the present utility model and aim, scope of the present utility model is limited by claim and equivalent thereof.
Claims (11)
1. a temperature sensor is characterized in that, comprising:
Outer tube;
Inner sleeve, the lower end of described inner sleeve are located in the described outer tube and described inner sleeve can move up and down between initial position and shift position;
Thermistor, described thermistor be connected in the described inner sleeve and its lead removable in described outer tube;
Outer cup, described outer cup is connected outside the described inner sleeve and with described thermistor and is connected to move up and down simultaneously with described inner sleeve and described thermistor;
Spring, described spring housing are located between described inner sleeve and the described outer cup and have certain distance with the top of described inner sleeve;
Magnet and tongue tube, described magnet and tongue tube radially are located at outside the described outer tube accordingly, and the signal wire of wherein said tongue tube is connected to external terminal with the lead of described thermistor; With
Resistance magnetic spare, described resistance magnetic spare is located in the described outer tube and is set on the part of lead of described thermistor, and described resistance magnetic spare was corresponding with described magnet and tongue tube position when wherein said inner sleeve was arranged in one of them of its initial position and described shift position.
2. temperature sensor according to claim 1 is characterized in that, described outer cup comprises:
Last cup;
Following cup, described following glass of lower end that is connected described last cup by the connection cup, described connection cup is close to described inner sleeve setting, described following glass with the described sectional dimension that goes up cup all greater than the described sectional dimension that is connected cup, wherein said spring housing is located between described inner sleeve and described following glass.
3. temperature sensor according to claim 2 is characterized in that, fixing restraining position ring block on the outer wall of described outer tube, and described spacing ring is positioned at described following glass, and wherein said spring only is against between described following glass upper surface and described spacing ring.
4. temperature sensor according to claim 3 is characterized in that, described outer tube comprises:
Vertical duct, described vertical duct extends along the vertical direction, and the lower end of wherein said inner sleeve is located in the described vertical duct movably and described spacing ring is located on the outer wall of described vertical duct;
Transverse pipe, described transverse pipe along continuous straight runs are extended and are communicated with by the commutation elbow with described vertical duct, and wherein said magnet and tongue tube radially are located at outside the described transverse pipe accordingly, and described resistance magnetic spare is located in the described transverse pipe.
5. temperature sensor according to claim 4 is characterized in that, also comprises: the silica gel sleeve pipe, described silica gel sheath pipe box is located at the outside of the lead of the described thermistor that is positioned at described commutation elbow.
6. temperature sensor according to claim 4 is characterized in that, further comprises:
Fixed support, described fixed support is located at outside the described transverse pipe, and described magnet is installed on the described fixed support.
7. temperature sensor according to claim 2 is characterized in that, also comprises:
Sheath, described sheath and described thermistor are connected and are located at the top of described inner sleeve.
8. temperature sensor according to claim 7 is characterized in that, the lower end of described sheath forms cylindrical and inserts in the described inner sleeve also fixing.
9. temperature sensor according to claim 1 is characterized in that, further comprises:
Locating ring, described locating ring is located on the described outer tube.
10. according to each described temperature sensor among the claim 2-8, it is characterized in that described bottom of going up cup is formed with leaking hole.
11. kitchen range is characterized in that, comprise according to each described temperature sensor among the claim 1-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320065689.7U CN203231828U (en) | 2013-02-04 | 2013-02-04 | Temperature sensor and kitchen range with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320065689.7U CN203231828U (en) | 2013-02-04 | 2013-02-04 | Temperature sensor and kitchen range with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203231828U true CN203231828U (en) | 2013-10-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320065689.7U Expired - Lifetime CN203231828U (en) | 2013-02-04 | 2013-02-04 | Temperature sensor and kitchen range with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203231828U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104359583A (en) * | 2014-08-21 | 2015-02-18 | 深圳市敏杰电子科技有限公司 | Anti-thermal-radiation NTC (negative temperature coefficient) temperature sensor |
| CN109900377A (en) * | 2019-03-27 | 2019-06-18 | 孝感华工高理电子有限公司 | The method of temperature sensor, gas-cooker and its monitoring temperature and control fire |
-
2013
- 2013-02-04 CN CN201320065689.7U patent/CN203231828U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104359583A (en) * | 2014-08-21 | 2015-02-18 | 深圳市敏杰电子科技有限公司 | Anti-thermal-radiation NTC (negative temperature coefficient) temperature sensor |
| CN104359583B (en) * | 2014-08-21 | 2018-05-25 | 深圳市敏杰电子科技有限公司 | Thermal radiation resistant NTC temperature sensors |
| US11428585B2 (en) | 2014-08-21 | 2022-08-30 | Shenzhen Minjie Electronic Technology Co., Ltd. | Heat radiation-resistant NTC temperature sensors and applications thereof |
| CN109900377A (en) * | 2019-03-27 | 2019-06-18 | 孝感华工高理电子有限公司 | The method of temperature sensor, gas-cooker and its monitoring temperature and control fire |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131009 |
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| CX01 | Expiry of patent term |