CN215726461U - Thermocouple calibration verification support - Google Patents
Thermocouple calibration verification support Download PDFInfo
- Publication number
- CN215726461U CN215726461U CN202120952130.0U CN202120952130U CN215726461U CN 215726461 U CN215726461 U CN 215726461U CN 202120952130 U CN202120952130 U CN 202120952130U CN 215726461 U CN215726461 U CN 215726461U
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- China
- Prior art keywords
- thermocouple
- sleeve
- collar
- verification support
- calibration verification
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000012795 verification Methods 0.000 title claims abstract description 26
- 239000010425 asbestos Substances 0.000 claims abstract description 9
- 229910052895 riebeckite Inorganic materials 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 claims description 14
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 6
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 6
- 241001330002 Bambuseae Species 0.000 claims description 5
- 239000011425 bamboo Substances 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000007689 inspection Methods 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 241000209128 Bambusa Species 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 14
- 238000007789 sealing Methods 0.000 abstract description 4
- 238000012797 qualification Methods 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910018487 Ni—Cr Inorganic materials 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The utility model discloses a thermocouple calibration and verification support which comprises a mounting ring, an extension rod and a cover plate, wherein a plurality of thermocouple mounting cylinders are distributed on the mounting ring in an array manner, a sleeve is arranged at the axis position of the mounting ring, the sleeve is mounted on the mounting ring through a plurality of supporting rods, a plurality of heat-transmitting holes are formed in the sleeve around the center position of the mounting ring, the front end of each thermocouple mounting cylinder is aligned to one heat-transmitting hole of the sleeve, a thermocouple element is mounted in each thermocouple mounting cylinder, and a standard thermocouple is mounted in each sleeve. The utility model installs and fixes the tested thermocouple and the standard thermocouple, ensures that the measuring ends of a plurality of tested thermocouples are uniformly distributed for a circle around the measuring end of the standard thermocouple, is difficult to generate deviation in detection and has high detection qualification rate; the cover plate is used for covering the detection port, and the asbestos net is used for sealing the sealing port, so that the sealing performance of the detection port is improved.
Description
Technical Field
The utility model relates to the technical field of supports, in particular to a thermocouple calibration and verification support.
Background
In the use process of the thermocouple calibration verification furnace, a plurality of thermocouple elements are generally bundled together with standard thermocouples by nickel-chromium wires and then placed into the verification furnace for heating. There are problems that: 1. the hot end of the thermocouple element and the hot end of the standard thermocouple cannot be positioned on the same central point, so that the positions of temperature fields of the heads of each thermocouple are different, the calibration result is easy to deviate, and the calibration result is often unqualified; 2. the calibration furnace has high requirements on the environment, and the asbestos is used for plugging the furnace mouth to be difficult to guarantee tightly, so that the temperature field in the furnace is not uniform.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, the utility model aims to provide a thermocouple calibration and verification support, which solves the problems of large detection deviation and unqualified detection, and also solves the problem of loose asbestos plugging of a detection port.
The thermocouple calibration and verification support comprises a mounting ring, extension rods and a cover plate, wherein a plurality of thermocouple mounting cylinders are distributed on the mounting ring in an array manner, a sleeve is arranged at the axis position of the mounting ring, the sleeve is mounted on the mounting ring through a plurality of support rods, a plurality of heat-transmitting holes are formed in the sleeve around the center position of the mounting ring, the front end of each thermocouple mounting cylinder is aligned to one heat-transmitting hole of the sleeve, a thermocouple element is mounted in each thermocouple mounting cylinder, a standard thermocouple is mounted in each sleeve, one end of each extension rod is fixedly connected with one side of the mounting ring, and the other end of each extension rod is fixedly connected with the center position of the cover plate.
In some embodiments of the present invention, there is one thermocouple installation cylinder, and the thermocouple installation cylinder is provided with a first fixing bolt.
In other embodiments of the utility model, the sleeves are symmetrically arranged at the positions of the heat transmission holes, the upper end and the lower end of each sleeve are symmetrically provided with the second fixing bolts, and the support rods are welded on the outer wall of each sleeve between the adjacent heat transmission holes.
In other embodiments of the present invention, the cover plate includes an embedded portion and a clamping portion, the clamping portion extends outwards along a circumference of the embedded portion, the clamping portion is provided with a plurality of third fixing bolts along a circumference thereof, the clamping portion is attached to an outer wall of the verification furnace, and the embedded portion is clamped into a detection hole on the verification furnace.
In other embodiments of the utility model, a ring of asbestos mat is padded between the card edge portion and the outer wall of the verification furnace.
In other embodiments of the present invention, the entirety of the assay support is made of a high temperature resistant metal.
According to the utility model, the tested thermocouples and the standard thermocouples can be conveniently and fixedly installed, the measuring ends of the tested thermocouples are uniformly distributed for a circle around the measuring end of the standard thermocouple and are positioned on the same section vertical to the standard thermocouple, the detection is not easy to deviate, and the detection qualification rate is high; utilize the apron to cover and detect the mouth to seal at the seal opening with the asbestos gauge, improved the leakproofness that detects the mouth, also convenient the dismantlement.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
fig. 1 is a schematic structural diagram of a thermocouple calibration verification support according to the present invention.
Fig. 2 is an enlarged schematic view of a point a in fig. 1.
Fig. 3 is an enlarged schematic view of the installation of the cover plate on the verification furnace according to the present invention.
Fig. 4 is a schematic structural diagram of a sleeve according to the present invention.
In the figure: 1. a mounting ring; 2. a thermocouple mounting cylinder; 21. a first fixing bolt; 3. a strut; 4. a sleeve; 41. a second fixing bolt; 42. a thermally conductive aperture; 5. an extension rod; 6. a cover plate; 61. clamping the edge part; 62. an embedded portion; 7. a third fixing bolt; 8. an asbestos mat; 9. and (5) verifying the furnace.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1-4, a thermocouple calibration verification support, includes collar 1, extension rod 5 and apron 6, it is provided with a plurality of thermocouple installation section of thick bamboo 2 to become array distribution on the collar 1, the axis position of collar 1 is equipped with sleeve 4, sleeve 4 is installed on collar 1 through many spinal branchs pole 3, sleeve 4 is equipped with a plurality of heat-permeable holes 42, every in the a week of the central point of collar 1 position of collar 2 the front end of a thermocouple installation section of thick bamboo 2 aims at a heat-permeable hole 42 of sleeve 4, install thermocouple element in the thermocouple installation section of thick bamboo 2, install standard thermocouple in the sleeve 4, the one end and the 1 one side rigid coupling of collar of extension rod 5, the other end of extension rod 5 and the central point of apron 6 put the rigid coupling.
The thermocouple element (to-be-detected thermocouple) is installed in the thermocouple installation cylinder 2, and the circuit of the thermocouple element runs along the installation ring 1 and the inside of the extension rod 5 to the outside of the verification furnace 9. While the standard thermocouple is mounted in the sleeve 4 with its sensing end in the central position of the mounting ring 1, the sensing ends of the thermocouple elements are distributed around the inspection end of the standard thermocouple. And the detection is difficult to deviate and the detection qualification rate is high because the detection is on the same section vertical to the standard thermocouple.
The number of the thermocouple mounting cylinders 2 is 3-5, and the thermocouple mounting cylinders 2 are provided with first fixing bolts 21.
The number of the thermocouple installation cylinders 2 is set according to the requirement, three thermocouple installation cylinders can be averaged, the average value is relatively accurate, and if five thermocouple installation cylinders are used, the maximum value and the minimum value are removed, so that the accuracy is higher. The first fixing bolt 21 is rotated to be screwed into the thermocouple mounting cylinder 2, and the thermocouple element is pressed and fixed.
The sleeve 4 is symmetrically arranged at the positions of the heat-permeating holes 42, the upper end part and the lower end part of the sleeve 4 are symmetrically provided with second fixing bolts 41, and the support rod 3 is welded on the outer wall of the sleeve 4 between the adjacent heat-permeating holes 42.
Set up a standard thermocouple respectively about sleeve 4, and the sense terminal of two standard thermocouples is relative to all be in collar 1 central point and put, two standard thermocouples prevent to have one to appear damaging, and it is troublesome to change, leads to detecting unable comparison, under damaging, can carry out the replacement.
The apron 6 includes embedded portion 62 and card limit portion 61, card limit portion 61 outwards extends along embedded portion 62 a week, card limit portion 61 is gone up and is equipped with a plurality of third fixing bolt 7 along its week, card limit portion 61 pastes on the outer wall of examination stove 9, embedded portion 62 is gone into in the inspection hole to examination stove 9.
The clamping edge part 61 can be clamped on the edge of the detection hole to fix the cover plate 6, so that the problem of serious heat loss can be avoided.
A ring of asbestos gauze pad 8 is padded between the clamping edge part 61 and the outer wall of the verification furnace 9. The asbestos mat 8 improves the sealing performance between the clamping edge part 61 and the outer wall of the verification furnace 9, and reduces heat loss.
The whole verification bracket is made of high-temperature-resistant metal. The calibration bracket is inserted into the calibration furnace 9 without deformation.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. A thermocouple calibration verification support, characterized by: including collar (1), extension rod (5) and apron (6), it is provided with a plurality of thermocouple installation section of thick bamboos (2) to become array distribution on collar (1), the axis position of collar (1) is equipped with sleeve (4), sleeve (4) are installed on collar (1) through many spinal branchs pole (3), a week that sleeve (4) put at the central point of collar (1) is equipped with a plurality of diathermanous holes (42), every the front end of thermocouple installation section of thick bamboo (2) aims at a diathermanous hole (42) of sleeve (4), install thermocouple element in thermocouple installation section of thick bamboo (2), install standard thermocouple in sleeve (4), the one end and collar (1) one side rigid coupling of extension rod (5), the other end and the central point rigid coupling of apron (6) of extension rod (5).
2. A thermocouple calibration verification support according to claim 1, wherein: the thermocouple mounting cylinder (2) is provided with 3-5 thermocouple mounting cylinders, and the thermocouple mounting cylinder (2) is provided with a first fixing bolt (21).
3. A thermocouple calibration verification support according to claim 1, wherein: the sleeve (4) is symmetrically arranged at positions of the heat-permeable holes (42), the upper end and the lower end of the sleeve (4) are symmetrically provided with second fixing bolts (41), and the support rod (3) is welded on the outer wall of the sleeve (4) between the adjacent heat-permeable holes (42).
4. A thermocouple calibration verification support according to claim 1, wherein: apron (6) are including embedded portion (62) and card limit portion (61), card limit portion (61) outwards extend along embedded portion (62) a week, card limit portion (61) are gone up and are equipped with a plurality of third fixing bolt (7) along its week, card limit portion (61) are pasted on the outer wall of examination stove (9), embedded portion (62) are gone into in the inspection hole on examining stove (9).
5. A thermocouple calibration verification support according to claim 4, wherein: and a ring of asbestos net pad (8) is padded between the clamping edge part (61) and the outer wall of the verification furnace (9).
6. A thermocouple calibration verification support according to claim 1, wherein: the whole verification bracket is made of high-temperature-resistant metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120952130.0U CN215726461U (en) | 2021-04-28 | 2021-04-28 | Thermocouple calibration verification support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120952130.0U CN215726461U (en) | 2021-04-28 | 2021-04-28 | Thermocouple calibration verification support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215726461U true CN215726461U (en) | 2022-02-01 |
Family
ID=80030704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120952130.0U Expired - Fee Related CN215726461U (en) | 2021-04-28 | 2021-04-28 | Thermocouple calibration verification support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215726461U (en) |
-
2021
- 2021-04-28 CN CN202120952130.0U patent/CN215726461U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220201 |
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| CF01 | Termination of patent right due to non-payment of annual fee |