CN105352622A - Multi-point thermal resistor - Google Patents
Multi-point thermal resistor Download PDFInfo
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- CN105352622A CN105352622A CN201510702763.5A CN201510702763A CN105352622A CN 105352622 A CN105352622 A CN 105352622A CN 201510702763 A CN201510702763 A CN 201510702763A CN 105352622 A CN105352622 A CN 105352622A
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- wire
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
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Abstract
The invention discloses a multi-point thermal resistor. The multi-point thermal resistor comprises a conjunction box, a protection tube and a resistor body. The protection tube comprises a main tube, a first branch tube and a second branch tube, and the main tube is connected with a housing of the conjunction box. The first branch tube and the second branch tube are respectively connected with the main branch tube, and an included angle is formed between the first branch tube and the second branch tube. The resistor body comprises a first insulating support body, a second insulating support body, a first resistance wire, a second resistance wire, a first lead and a second lead. The first insulating support body and the second insulating support body are respectively arranged in the first branch tube and the second branch tube, and one end of the first insulating support body is connected with one end of the second insulating support body. The first resistance wire and the second resistance wire are respectively winded on the first insulating support body and the second insulating support body, one end of the first resistance wire is connected with one end of the second resistance wire, and the other end of the first resistance wire and the other end of the second resistance wire are respectively connected with the first lead and the second lead. The first lead and the second lead are respectively arranged in the main tube and are respectively connected with the conjunction box. The protection tube is filled with an insulating material. According to the invention, multi-point or multi-surface contact with a tested object is realized, and the test result is more accurate.
Description
Technical field
The present invention relates to thermal resistance technical field, particularly relate to a kind of multi-point hot resistance.
Background technology
Thermal resistance is the most frequently used a kind of temperature detector in middle low-temperature space, and Thermistor Temperature Measurement increases this characteristic based on the resistance value of metallic conductor with the increase of temperature to carry out thermometric.
At present, traditional thermal resistance product, due to the restriction of its contour structures, when measuring the measured object of arcuate structure, only have a point to be in contact with it, make its thermometric reliability poor, cause measuring tempeature to react slow, measurement result is inaccurate, cannot meet request for utilization measurement result being required to more accurate user.
Summary of the invention
Based on the technical matters that above-mentioned background technology exists, the present invention proposes a kind of multi-point hot resistance, to improve the reliability of temperature-measuring results.
The present invention proposes a kind of multi-point hot resistance, comprising: terminal box, protection tube and resistive element, wherein:
Protection tube comprise be interconnected supervisor, the first arm and the second arm, one end of supervisor is connected with the body seal of terminal box, and the periphery of supervisor is provided with for installing fixing Connection Block;
First arm and the second arm are all positioned at the one end be responsible for away from terminal box and are also connected with supervisor respectively, and form angle between the first arm and the second arm;
Resistive element comprises the first insulation support body, the second insulation support body, the first resistance wire, the second resistance wire, the first lead-in wire and the second lead-in wire, and the first insulation support body is positioned at the first arm, and one end of the first insulation support body stretches in supervisor; Second insulation support body is positioned at the second arm, and one end of the second insulation support body stretches in supervisor, and the second insulation support body and the first insulation support body are positioned at supervisor one end and are interconnected;
First resistance wire is along the length direction just helically coiling of the first insulation support body, and one end of the first resistance wire and first goes between and is connected;
Second resistance wire is along the length direction just helically coiling of the second insulation support body, and one end of the second resistance wire and second goes between and is connected;
First resistance wire is connected by wire with the second resistance wire one end away from the second lead-in wire away from one end of the first lead-in wire;
First lead-in wire and the second lead-in wire are all positioned at supervisor, and the first lead-in wire is connected with terminal box away from the first resistance wire one end with the second resistance wire respectively with the second lead-in wire;
First resistance wire, the second resistance wire, the first lead-in wire and second go between and are filled with insulating material between the inwall of protection tube.
Preferably, the first arm and the second arm are flat tube.
Preferably, first lead-in wire comprises the first connecting portion, the second connecting portion and the first spire, first connecting portion is connected with the first resistance wire, second connecting portion is connected with terminal box, and the first spire is also connected with the first connecting portion and the second connecting portion respectively between the first connecting portion and the second connecting portion.
Preferably, second lead-in wire comprises the 3rd connecting portion, the 4th connecting portion and the second spire, 3rd connecting portion is connected with the second resistance wire, 4th connecting portion is connected with terminal box, and the second spire is also connected with the 3rd connecting portion and the 4th connecting portion respectively between the 3rd connecting portion and tetra-connecting portion.
Preferably, the outside of the first spire and the second spire is equipped with protection tube.
Preferably, the first insulation support body is provided with the first winding slot of alongst screw arrangement, and the first resistance wire is arranged along the first winding slot.
Preferably, the degree of depth of the first winding slot is greater than the external diameter of the first resistance wire.
Preferably, the second insulation support body is provided with the second winding slot of alongst screw arrangement, and the second resistance wire is arranged along the second winding slot.
Preferably, the degree of depth of the second winding slot is greater than the external diameter of the second resistance wire.
Preferably, protection tube is made by stainless steel material.
In the present invention, protection tube comprise be interconnected supervisor, the first arm and the second arm, the first arm and the second arm are all positioned at one end of supervisor and are connected with supervisor respectively, and form angle between the first arm and the second arm; Resistive element comprises the first insulation support body, the second insulation support body, the first resistance wire, the second resistance wire, the first lead-in wire and the second lead-in wire, first insulation support body is positioned at the first arm, second insulation support body is positioned at the second arm, and the second insulation support body and the first insulation support body be positioned at supervisor one end be interconnected; First resistance wire is along the length direction just helically coiling of the first insulation support body, and one end of the first resistance wire and first goes between and is connected; Second resistance wire is along the length direction just helically coiling of the second insulation support body, and one end of the second resistance wire and second goes between and is connected; First resistance wire is connected by wire with the second resistance wire one end away from the second lead-in wire away from one end of the first lead-in wire; By this vibrational power flow, make this thermal resistance when measuring the measured object of arcuate structure, utilize the first arm and the second arm and angle that the two is formed, can realize and measured object multiple spot or multi-surface contact, thus improve the reliability of thermometric, and multiple spot or multi-surface contact can fast reaction speed when thermometric, improve the sensitivity of thermometric, make measurement result more accurate.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of multi-point hot resistance that the present invention proposes.
Embodiment
Below, by specific embodiment, technical scheme of the present invention is described in detail.
As shown in Figure 1, Fig. 1 is the structural representation of a kind of multi-point hot resistance that the present invention proposes.
With reference to Fig. 1, a kind of multi-point hot resistance that the embodiment of the present invention proposes, comprising: terminal box 1, protection tube 2 and resistive element, wherein:
Protection tube 2 is made by stainless steel material, and protection tube 2 comprises supervisor 21, first arm 22 and the second arm 23 that are interconnected, and one end of supervisor 21 is connected with the body seal of terminal box 1, and the periphery of supervisor 21 is provided with for installing fixing Connection Block 3; First arm 22 and the second arm 23 are all positioned at supervisor 21 away from one end of terminal box 1 and are connected with supervisor 21 respectively, and form angle between the first arm 22 and the second arm 23.
Resistive element comprises the first insulation support body 4, second insulation support body 5, first resistance wire 6, second resistance wire 7, first lead-in wire 8 and the second lead-in wire 9, first insulation support body 4 is positioned at the first arm 22, and one end of the first insulation support body 4 stretches in supervisor 21, first insulation support body 4 is provided with the first winding slot of alongst screw arrangement, and the degree of depth of the first winding slot is greater than the external diameter of the first resistance wire 6; Second insulation support body 5 is positioned at the second arm 23, and one end of the second insulation support body 5 stretches in supervisor 21, and the second insulation support body 5 and the first insulation support body 4 are positioned at supervisor 21 one end and are interconnected; Second insulation support body 5 is provided with the second winding slot of alongst screw arrangement, and the degree of depth of the second winding slot is greater than the external diameter of the second resistance wire 7.
First resistance wire 6 is along the first winding slot just helically coiling, and one end of the first resistance wire 6 and first goes between and 8 to be connected; Second resistance wire 7 is along the second winding slot just helically coiling, and one end and second of the second resistance wire 7 goes between and 9 to be connected; First resistance wire 6 is connected by wire with the second resistance wire 7 one end away from the second lead-in wire 9 away from one end of the first lead-in wire 8; The degree of depth due to the first winding slot is greater than the external diameter of the first resistance wire 6, and the degree of depth of the second winding slot is greater than the external diameter of the second resistance wire 7, makes two spiral coils of its arbitrary neighborhood in the first resistance wire 6 and the second resistance wire 7 each other by insulation isolation.
First lead-in wire 8 and the second lead-in wire 9 are all positioned at supervisor 21, and the first lead-in wire 8 is connected with terminal box 1 away from the first resistance wire 6 one end with the second resistance wire 7 respectively with the second lead-in wire 9; First resistance wire 6, second resistance wire 7, first lead-in wire 8 and second lead-in wire 9 and the inwall of protection tube 2 between be filled with insulating material.
In the present embodiment, first lead-in wire 8 comprises the first connecting portion 81, second connecting portion 82 and the first spire 83, first connecting portion 81 is connected with the first resistance wire 6, second connecting portion 82 is connected with terminal box 1, and the first spire 83 is also connected with the first connecting portion 81 and the second connecting portion 82 respectively between the first connecting portion 81 and the second connecting portion 82; Second lead-in wire 9 comprises the 3rd connecting portion 91, the 4th connecting portion 92 and the second spire 93,3rd connecting portion 91 is connected with the second resistance wire 7,4th connecting portion 92 is connected with terminal box 1, and the second spire 93 is also connected with the 3rd connecting portion 91 and the 4th connecting portion 92 respectively between the 3rd connecting portion 91 and tetra-connecting portion 92; The outside of the first spire 83 and the second spire 93 is equipped with protection tube 10.The first spire 83 in first lead-in wire 8 and the second lead-in wire 9 and the setting of the second spire 93, certain deformability can be provided for the first lead-in wire 8 and the second lead-in wire 9, avoid it to cause by external force or influence of temperature change to stretch or shrink and occur the problem of fractureing, extend its serviceable life, improve the security used.
In addition, in the present embodiment, the first arm 22 and the second arm 23 are flat tube, for increasing its surface of contact.
The present invention is by improving the structure of protection tube 2, thermal resistance; make this thermal resistance when measuring the measured object of arcuate structure; utilize the first arm 22 and the second arm 23 and angle that the two is formed; can realize and measured object multiple spot or multi-surface contact; thus improve the reliability of thermometric; and multiple spot or multi-surface contact can fast reaction speed when thermometric, improve the sensitivity of thermometric, make measurement result more accurate.
The above; be only the present invention's preferably embodiment; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (10)
1. a multi-point hot resistance, is characterized in that, comprising: terminal box (1), protection tube (2) and resistive element, wherein:
Protection tube (2) comprise be interconnected supervisor (21), the first arm (22) and the second arm (23), one end of supervisor (21) is connected with the body seal of terminal box (1), and the periphery of supervisor (21) is provided with for installing fixing Connection Block (3);
First arm (22) and the second arm (23) are all positioned at supervisor (21) away from one end of terminal box (1) and are connected with supervisor (21) respectively, and form angle between the first arm (22) and the second arm (23);
Resistive element comprises the first insulation support body (4), the second insulation support body (5), the first resistance wire (6), the second resistance wire (7), the first lead-in wire (8) and the second lead-in wire (9), first insulation support body (4) is positioned at the first arm (22), and one end of the first insulation support body (4) stretches in supervisor (21); Second insulation support body (5) is positioned at the second arm (23), and one end of the second insulation support body (5) stretches in supervisor (21), the second insulation support body (5) and the first insulation support body (4) are positioned at supervisor (21) one end and are interconnected;
First resistance wire (6) is along the length direction just helically coiling of the first insulation support body (4), and one end of the first resistance wire (6) goes between with first, (8) are connected;
Second resistance wire (7) is along the length direction just helically coiling of the second insulation support body (5), and one end of the second resistance wire (7) goes between with second, (9) are connected;
First resistance wire (6) is connected by wire with the second resistance wire (7) one end away from the second lead-in wire (9) away from one end of the first lead-in wire (8);
First lead-in wire (8) and the second lead-in wire (9) are all positioned at supervisor (21), and the first lead-in wire (8) is connected with terminal box (1) with one end of the second resistance wire (7) away from the first resistance wire (6) respectively with the second lead-in wire (9);
First resistance wire (6), the second resistance wire (7), the first lead-in wire (8) and second go between (9) and are filled with insulating material between the inwall of protection tube (2).
2. multi-point hot resistance according to claim 1, is characterized in that, the first arm (22) and the second arm (23) are flat tube.
3. multi-point hot resistance according to claim 2, it is characterized in that, first lead-in wire (8) comprises the first connecting portion (81), the second connecting portion (82) and the first spire (83), first connecting portion (81) is connected with the first resistance wire (6), second connecting portion (82) is connected with terminal box (1), and the first spire (83) is positioned between the first connecting portion (81) and the second connecting portion (82) and is also connected with the first connecting portion (81) and the second connecting portion (82) respectively.
4. multi-point hot resistance according to claim 2, it is characterized in that, second lead-in wire (9) comprises the 3rd connecting portion (91), the 4th connecting portion (92) and the second spire (93), 3rd connecting portion (91) is connected with the second resistance wire (7), 4th connecting portion (92) is connected with terminal box (1), and the second spire (93) is positioned between the 3rd connecting portion (91) and the 4th connecting portion (92) and is also connected with the 3rd connecting portion (91) and the 4th connecting portion (92) respectively.
5. the multi-point hot resistance according to claim 3 or 4, is characterized in that, the outside of the first spire (83) and the second spire (93) is equipped with protection tube (10).
6. multi-point hot resistance according to claim 1, is characterized in that, the first insulation support body (4) is provided with the first winding slot of alongst screw arrangement, and the first resistance wire (6) is arranged along the first winding slot.
7. multi-point hot resistance according to claim 6, is characterized in that, the degree of depth of the first winding slot is greater than the external diameter of the first resistance wire (6).
8. multi-point hot resistance according to claim 1, is characterized in that, the second insulation support body (5) is provided with the second winding slot of alongst screw arrangement, and the second resistance wire (7) is arranged along the second winding slot.
9. multi-point hot resistance according to claim 8, is characterized in that, the degree of depth of the second winding slot is greater than the external diameter of the second resistance wire (7).
10. multi-point hot resistance according to claim 1, is characterized in that, protection tube (2) is made by stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510702763.5A CN105352622B (en) | 2015-10-23 | 2015-10-23 | A kind of multi-point hot resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510702763.5A CN105352622B (en) | 2015-10-23 | 2015-10-23 | A kind of multi-point hot resistance |
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| Publication Number | Publication Date |
|---|---|
| CN105352622A true CN105352622A (en) | 2016-02-24 |
| CN105352622B CN105352622B (en) | 2018-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510702763.5A Active CN105352622B (en) | 2015-10-23 | 2015-10-23 | A kind of multi-point hot resistance |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3127256A1 (en) * | 1980-08-25 | 1983-02-17 | László Dipl.-Phys. 4190 Kleve Körtvélyessy | Thermocouple having a group of protective tubes |
| CN201314845Y (en) * | 2008-12-19 | 2009-09-23 | 安徽鑫国仪表有限公司 | Armored multi-point thermocouple |
| CN201408088Y (en) * | 2009-02-13 | 2010-02-17 | 天津市中环温度仪表有限公司 | Multipoint leakage-resisting adjustable sheathed thermocouple |
| CN101806634A (en) * | 2009-02-13 | 2010-08-18 | 天津市中环温度仪表有限公司 | Quick-heat-conduction multi-point armoured thermocouple (thermal resistor) |
| JP2012242227A (en) * | 2011-05-19 | 2012-12-10 | Hugle International Inc | Temperature detection wafer |
| CN103868616A (en) * | 2012-12-11 | 2014-06-18 | 天津市中环温度仪表有限公司 | Multi-point thermal resistor with self-cooling function |
| CN204188296U (en) * | 2014-11-11 | 2015-03-04 | 安徽蓝德仪表有限公司 | A kind of thermometric armoured thermal resistance |
| CN104406707A (en) * | 2014-12-15 | 2015-03-11 | 南京化工职业技术学院 | Dual-thermocouple protective casing pipe |
-
2015
- 2015-10-23 CN CN201510702763.5A patent/CN105352622B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3127256A1 (en) * | 1980-08-25 | 1983-02-17 | László Dipl.-Phys. 4190 Kleve Körtvélyessy | Thermocouple having a group of protective tubes |
| CN201314845Y (en) * | 2008-12-19 | 2009-09-23 | 安徽鑫国仪表有限公司 | Armored multi-point thermocouple |
| CN201408088Y (en) * | 2009-02-13 | 2010-02-17 | 天津市中环温度仪表有限公司 | Multipoint leakage-resisting adjustable sheathed thermocouple |
| CN101806634A (en) * | 2009-02-13 | 2010-08-18 | 天津市中环温度仪表有限公司 | Quick-heat-conduction multi-point armoured thermocouple (thermal resistor) |
| JP2012242227A (en) * | 2011-05-19 | 2012-12-10 | Hugle International Inc | Temperature detection wafer |
| CN103868616A (en) * | 2012-12-11 | 2014-06-18 | 天津市中环温度仪表有限公司 | Multi-point thermal resistor with self-cooling function |
| CN204188296U (en) * | 2014-11-11 | 2015-03-04 | 安徽蓝德仪表有限公司 | A kind of thermometric armoured thermal resistance |
| CN104406707A (en) * | 2014-12-15 | 2015-03-11 | 南京化工职业技术学院 | Dual-thermocouple protective casing pipe |
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| Publication number | Publication date |
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| CN105352622B (en) | 2018-11-27 |
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Effective date of registration: 20181015 Address after: 239300 Tianchang Economic Development Zone, Chuzhou, Anhui Province, north of Weiyi Road, east of five road. Applicant after: Anhui Lande Automation Technology Co., Ltd. Address before: 239300 Tianchang Economic Development Zone, Chuzhou, Anhui Province, north of Weiyi Road, east of five road. Applicant before: Anhui Land Instrument Co., Ltd. |
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