CN218781643U - Thermocouple verification furnace temperature equalizing block fixing device - Google Patents
Thermocouple verification furnace temperature equalizing block fixing device Download PDFInfo
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- CN218781643U CN218781643U CN202222341432.1U CN202222341432U CN218781643U CN 218781643 U CN218781643 U CN 218781643U CN 202222341432 U CN202222341432 U CN 202222341432U CN 218781643 U CN218781643 U CN 218781643U
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- furnace body
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Abstract
A fixing device for a temperature equalizing block of a thermocouple verification furnace. At present, a temperature equalizing block of a thermocouple verification furnace is movable and cannot be fixed after being inserted from the rear part of the verification furnace, so that the temperature equalizing block is likely to move when a thermocouple is placed from the front end, and the measured data is inaccurate. The utility model provides a thermocouple examination stove samming piece fixing device which constitutes includes: the detection furnace comprises a detection furnace body (1), wherein a fixed block (2) is inserted into a hearth inlet of the detection furnace body, two locking steel plates (3) are symmetrically connected to a large-diameter annular surface on the fixed block, a metal back plate (4) of the detection furnace body is respectively connected with a locking frame A (5) and a locking frame B (6), the locking frame A is installed on the left side of the hearth inlet, and the locking frame B and the locking frame A are installed on the right side of the hearth inlet (7) in a reverse structure; and the horizontal plate surface of the locking frame A and the horizontal plate surface of the locking frame B are respectively welded and fixed with the metal back plate of the fixed furnace body. The utility model discloses be applied to thermal technology instrument examination and calibration technical field.
Description
The technical field is as follows:
the utility model relates to a thermocouple examination stove samming piece fixing device.
Background art:
currently, the state in JJF1637-2017 cheap metal thermocouple calibration specifications stipulates that a temperature equalization block must be added in a verification furnace. The temperature equalizing block of the ConST400-3A thermocouple verification furnace is movable and cannot be fixed after being inserted from the rear part of the verification furnace, so that the temperature equalizing block is likely to move when a thermocouple is placed from the front end, and the measured data is inaccurate.
The invention content is as follows:
the utility model aims at providing a thermocouple examination stove samming piece fixing device.
The above purpose is realized by the following technical scheme:
the utility model provides a thermocouple examination stove samming piece fixing device which constitutes includes: the detection furnace comprises a detection furnace body, wherein a temperature equalizing block is inserted into a hearth of the detection furnace body, a fixed block is inserted into a hearth inlet of the detection furnace body, two locking steel plates are symmetrically connected to a large-diameter annular surface on the fixed block, a locking frame A and a locking frame B are respectively connected to a metal back plate of the detection furnace body, the locking frame A is installed on the left side of the hearth inlet, and the locking frame B and the locking frame A are installed on the right side of the hearth inlet in a reverse structure;
the locking frame A and the locking frame B are of L-shaped structures, and the horizontal plate surface of the locking frame A and the horizontal plate surface of the locking frame B are respectively welded and fixed with the metal back plate of the fixed furnace body.
And the locking steel plate on the fixing block is inserted into an insertion hole formed among the locking frame A, the locking frame B and the gold metal back plate of the furnace body.
The thermocouple verification furnace temperature equalizing block fixing device is characterized in that two connecting rods and a thermocouple temperature measuring element are respectively inserted into the fixing blocks, and the two connecting rods are connected with the temperature equalizing block.
The thermocouple verification furnace temperature equalizing block fixing device is characterized in that an annular groove is formed in the fixing block, a high-temperature-resistant soft sealing ring with an annular structure is clamped in the annular groove, and the sealing ring is tightly contacted with the outer wall of the thermocouple verification furnace while the temperature equalizing block is clamped and fixed.
The utility model has the advantages that:
1. the utility model discloses there are two locking steel sheet structures in the both sides of fixed block Korean volume respectively, and the welding has locking frame A and locking frame B on the metal backplate of examination stove body back, through rotating the locking steel sheet on the fixed block, sets up two locking steel sheets respectively in two locking frames, fixes the fixed block to the samming piece of being connected with the fixed block prevents that it from removing.
The utility model discloses a samming piece during operation is fixed in furnace, can not be because of pack into and examined the thermocouple and lead to the position to remove, prevent that data is inaccurate when measuring. Meanwhile, the fixing block of the temperature equalizing block fixing device is provided with two connecting rods connected with the temperature equalizing block, and the length of each connecting rod can be adjusted by loosening fastening screws of the two connecting rods on the fixing block, so that the position of the temperature equalizing block in the hearth of the thermocouple verification furnace is adjusted, and the temperature equalizing block is located in the most stable temperature field in the hearth of the thermocouple verification furnace.
The utility model discloses be 120 degrees three screw holes seted up on the toroidal surface of fixed block, and be provided with hexagonal puller bolt in every threaded hole respectively, can make the position of samming piece in furnace adjustable through setting up hexagonal puller bolt, be convenient for confirm the samming piece in furnace radial direction best position through the temperature field experiment. And (5) finding the optimal position and fixing.
The utility model discloses seted up the ring channel on samming piece fixing device's fixed block, the soft sealing washer of high temperature resistance (like the asbestos board) that has loop configuration is gone into to the card in the ring channel, makes sealing washer and thermocouple examination furnace outer wall in close contact with when the fixed samming piece is gone into to the card, and the fixed block is reliably sealed with the furnace wall, makes outside cold air be difficult for getting into, and temperature fluctuation is less in the furnace, can guarantee that furnace calibration temperature point is stable as early as possible.
Description of the drawings:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a schematic structural view of the locking frame a.
Fig. 4 is a schematic structural view of the locking frame B.
Fig. 5 is a schematic view of the connection of the locking frame a and the locking frame B with the metal back plate.
FIG. 6 is a schematic view of the connection of the block and the block.
Fig. 7 is a schematic view of the fixing block inserted into the inlet of the furnace.
Fig. 8 is a schematic structural view of the fixing block in fig. 7 after being rotated by 90 degrees.
FIG. 9 is a schematic view of the connection of the calibration furnace body and the locking frame.
In the figure: 1. the detecting furnace comprises a detecting furnace body, 2, a fixed block, 3, a locking steel plate, 4, a metal back plate, 5, locking frames A and 6, locking frames B and 7, a hearth inlet, 8, a connecting rod, 9, a thermocouple temperature measuring element, 10, a hexagonal jacking bolt, 11, a temperature equalizing block, 12, an annular groove, 13 and a soft sealing ring.
The specific implementation mode is as follows:
example 1:
the utility model provides a thermocouple examination stove samming piece fixing device which constitutes includes: the detection furnace comprises a detection furnace body 1, wherein a fixed block 2 is inserted into a hearth inlet of the detection furnace body, two locking steel plates 3 are symmetrically connected to a large-diameter annular surface on the fixed block, a metal back plate 4 of the detection furnace body is respectively connected with a locking frame A5 and a locking frame B6, the locking frame A is installed on the left side of the hearth inlet, and the locking frame B and the locking frame A are installed on the right side of a hearth inlet 7 in a reverse structure; the locking frame A and the locking frame B are of L-shaped structures, and the horizontal plate surface of the locking frame A and the horizontal plate surface of the locking frame B are respectively welded and fixed with the metal back plate of the fixed furnace body. And the locking steel plate on the fixing block is inserted into an insertion hole formed among the locking frame A, the locking frame B and the gold metal back plate of the furnace body. The thermocouple verification furnace temperature equalizing block fixing device is characterized in that two connecting rods 8 and a thermocouple temperature measuring element 9 are respectively inserted into the fixing blocks; the thermocouple temperature measuring element and the two connecting rods are connected with the temperature equalizing block 11. The thermocouple verification furnace temperature equalizing block fixing device is characterized in that a temperature equalizing block is inserted into a hearth of a verification furnace body. The fixed block is provided with an annular groove 12, and a high-temperature-resistant soft sealing ring 13 with an annular structure is clamped in the annular groove, so that the hearth can be better insulated. When the temperature-measuring device is used, the two connecting rods and the thermocouple temperature-measuring element are respectively inserted into corresponding round holes in the fixed block, then the fixed block is fixed by using a hexagonal puller bolt, the two connecting rods are respectively connected with the temperature-equalizing block, then the temperature-equalizing block is inserted into a hearth, two locking steel plates on the fixed block are in a vertical structure in the inserting process, when the fixed block is inserted into a port of the hearth, the fixed block is rotated along a pointer at the moment, the fixed block drives the two locking steel plates to rotate together when rotating along the pointer, when the fixed block rotates 90 degrees along the pointer, the locking steel plate on the right side of the fixed block is inserted into a locking frame B, the locking steel plate on the left side of the fixed block is inserted into a locking frame A, when the fixed block is inserted, the locking steel plates are tightly attached to the vertical plate surfaces on the two locking frames, the locking steel plates are clamped on the two locking frames, so that the fixed block is fixed, and when the fixed block is taken out from an inlet of the hearth, the fixed block can be taken out by rotating the fixed block anticlockwise.
Claims (3)
1. The utility model provides a thermocouple examination stove samming piece fixing device which constitutes and includes: the verification furnace body is characterized in that: the detecting furnace comprises a detecting furnace body, a temperature equalizing block, a fixing block, two locking steel plates, a locking frame A and a locking frame B, wherein the temperature equalizing block is inserted into a hearth of the detecting furnace body, the fixing block is inserted into a hearth inlet of the detecting furnace body, the two locking steel plates are symmetrically connected to a large-diameter annular surface on the fixing block, the metal back plate of the detecting furnace body is respectively connected with the locking frame A and the locking frame B, the locking frame A is installed on the left side of the hearth inlet, and the locking frame B and the locking frame A are installed on the right side of the hearth inlet in a reverse structure;
the locking frame A and the locking frame B are of L-shaped structures, and the horizontal plate surface of the locking frame A and the horizontal plate surface of the locking frame B are respectively welded and fixed with the metal back plate of the fixed furnace body;
and the locking steel plate on the fixing block is inserted into an insertion hole formed among the locking frame A, the locking frame B and the gold metal back plate of the furnace body.
2. The thermocouple verification furnace temperature equalizing block fixing device as claimed in claim 1, wherein: two connecting rods and a thermocouple temperature measuring element are respectively inserted into the fixed block, and the two connecting rods are connected with the temperature equalizing block.
3. The thermocouple calibration furnace temperature equalizing block fixing device according to claim 2, wherein: the fixed block is provided with an annular groove, a high-temperature resistant soft sealing ring with an annular structure is clamped in the annular groove, and the sealing ring is tightly contacted with the outer wall of the thermocouple verification furnace while the temperature equalizing block is clamped and fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222341432.1U CN218781643U (en) | 2022-09-04 | 2022-09-04 | Thermocouple verification furnace temperature equalizing block fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222341432.1U CN218781643U (en) | 2022-09-04 | 2022-09-04 | Thermocouple verification furnace temperature equalizing block fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218781643U true CN218781643U (en) | 2023-03-31 |
Family
ID=85707073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222341432.1U Active CN218781643U (en) | 2022-09-04 | 2022-09-04 | Thermocouple verification furnace temperature equalizing block fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218781643U (en) |
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2022
- 2022-09-04 CN CN202222341432.1U patent/CN218781643U/en active Active
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