CN218496810U - Graphite crucible thermal expansion detection tool - Google Patents
Graphite crucible thermal expansion detection tool Download PDFInfo
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- CN218496810U CN218496810U CN202222407876.0U CN202222407876U CN218496810U CN 218496810 U CN218496810 U CN 218496810U CN 202222407876 U CN202222407876 U CN 202222407876U CN 218496810 U CN218496810 U CN 218496810U
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- graphite crucible
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- thermal expansion
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Abstract
The utility model discloses a graphite crucible thermal expansion detects frock belongs to and detects the frock field, a graphite crucible thermal expansion detects frock, including placing the platform, there is the stand inside bolt fixed mounting through the mounting hole, the through hole has been seted up at the stand top, the inside sliding connection of through hole has the gag lever post, is located the through hole bottom the stand periphery has radian detector through connecting piece fixed mounting, and it can realize directly placing the graphite crucible that will wait to detect and place placing the platform to directly place heating device in the heated hole bottom of placing the platform, utilize heating device constantly to the graphite crucible heating in, the contact probe of radian detector and graphite crucible carry out the contact detection, the numerical value change that detects through the radian detector reflects the thermal expansion condition of graphite crucible, have simple to operate, real-time supervision's effect, beneficial effect such as the accuracy of improvement testing result.
Description
Technical Field
The utility model relates to a detect the frock field, more specifically say, relate to a graphite crucible thermal expansion detects frock.
Background
The graphite crucible has good thermal conductivity and high temperature resistance, has strong corrosion resistance to acid and alkaline solutions, has excellent chemical stability, and is widely used for smelting alloy tool steel and smelting non-ferrous metals and alloys thereof. In order to meet various indexes of the produced graphite crucible before use, the graphite crucible needs to be tested before shipment, wherein the test includes testing the thermal expansion coefficient of the graphite crucible.
The outer diameter of the graphite crucible is firstly measured firstly usually when the existing graphite crucible is subjected to thermal expansion detection, then the graphite crucible is heated, the outer diameter of the heated graphite crucible is measured again, and the outer diameter is compared with the result of the initial measurement, the fixing of the graphite crucible is not facilitated by the measuring mode, and the surface temperature of the graphite crucible in the moving process is reduced easily due to the back movement after the heating, the graphite crucible is subjected to cold shrinkage, the accuracy of the detection result is influenced, so that the problem existing in the prior art is solved by the graphite crucible thermal expansion detection tool.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
Problem to exist among the prior art, an object of the utility model is to provide a graphite crucible thermal expansion detects frock, it can realize will waiting to detect the graphite crucible directly to place and place the platform, and directly place heating device bottom the hot-hole of placing the platform, utilize heating device constantly to the graphite crucible heating in, the contact probe of radian detector contacts with graphite crucible and detects, the numerical value that detects through the radian detector changes the thermal expansion condition that reflects graphite crucible, and the hot-water bag has simple to operate, real-time supervision's effect, improve the accuracy of testing result, avoid current earlier first external diameter of measuring graphite crucible when detecting to graphite crucible thermal expansion, then heat graphite crucible, measure the external diameter of heating back graphite crucible once more, and compare with first measuring result, thereby influence the accuracy of testing result.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
The utility model provides a graphite crucible thermal expansion detects frock, is including placing the platform, place platform bottom four corners fixedly connected with landing leg, just place the inside central point of platform and put and seted up the heater hole, be located the heater hole periphery place the inside a plurality of mounting hole of having seted up of platform, there is the stand inside through bolt fixed mounting of mounting hole, the through hole has been seted up at the stand top, the inside sliding connection of through hole has the gag lever post, is located the through hole bottom the stand periphery is through connecting piece fixed mounting there is the radian detector, the radian detector includes panel board, link and contact probe.
Furthermore, a separation net is clamped inside the heating hole.
Further, the gag lever post includes the sleeve pipe, the intraductal sliding connection of cover has the telescopic link, just the intraductal supporting spring that is provided with of cover, the supporting spring both ends respectively with telescopic link one end with intraductal wall of sleeve one end contacts, telescopic link other end fixedly connected with backing sheet.
Furthermore, the periphery of the sleeve is in sliding connection with the inside of the through hole, one side of the upright post, which is positioned on one side of the through hole, is in threaded connection with a first fastening wrench, and a threaded end of the first fastening wrench extends into the through hole and is in contact with the periphery of the sleeve.
Furthermore, a fastening wrench II is connected to one side of the connecting piece through threads, and a threaded end of the fastening wrench II extends into the connecting piece and is in contact with the periphery of the upright post.
Furthermore, the other side of the connecting piece is sleeved on the periphery of the connecting end, a third fastening wrench is in threaded connection with the periphery of the connecting piece at the joint of the connecting piece and the connecting end, and a threaded end at the bottom of the third fastening wrench extends into the inside of the connecting piece and contacts with the periphery of the connecting end.
Furthermore, a pointer and a plurality of scale marks are arranged inside the instrument panel.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
(1) According to the scheme, the graphite crucible to be detected is directly placed on the placing table, the heating device is directly placed at the bottom of the heating hole of the placing table, the heating device is utilized to continuously heat the graphite crucible, the contact probe of the radian detector is in contact detection with the graphite crucible, and the thermal expansion condition of the graphite crucible is reflected through the numerical value change detected by the radian detector, so that the graphite crucible placing table has the beneficial effects of convenience in installation, real-time monitoring effect, improvement of the accuracy of a detection result and the like;
(2) This scheme, through utilizing the connecting piece with radian detector direct mount in stand one side, utilize the principle that the contact probe shrink detection object radian of radian detector, convenient direct inflation to the graphite crucible outside changes and detects, convenient for material collection just is favorable to the make full use of radian detector, reduces this manufacturing cost who detects the frock.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the installation structure of the limiting rod and the radian detector of the present invention;
FIG. 3 is a schematic view of the split structure of the stop lever of the present invention;
fig. 4 is a schematic view of the cross-section structure of the stop lever of the present invention;
fig. 5 is a schematic view of the connection structure of the radian detector and the connecting member of the present invention.
The reference numbers in the figures illustrate:
1. a placing table; 101. heating the hole; 2. a support leg; 3. a column; 301. a through hole; 4. a limiting rod; 401. a sleeve; 402. a telescopic rod; 403. a support spring; 404. a support sheet; 5. a radian detector; 501. an instrument panel; 502. a connecting end; 503. contacting the probe; 6. a connecting member; 7. a separation net; 8. fastening a first screw driver; 9. fastening a second screw driver; 10. and (5) tightening the third wrench.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
Example (b):
referring to fig. 1-5, a graphite crucible thermal expansion detection tool comprises a placing table 1, wherein four corners of the bottom of the placing table 1 are fixedly connected with supporting legs 2, a heating hole 101 is formed in the center of the inside of the placing table 1, a plurality of mounting holes are formed in the placing table 1 located on the periphery of the heating hole 101, an upright post 3 is fixedly mounted in each mounting hole through a bolt, a through hole 301 is formed in the top of each upright post 3, a limiting rod 4 is slidably connected in each through hole 301, a radian detector 5 is fixedly mounted on the periphery of each upright post 3 located at the bottom of each through hole 301 through a connecting piece 6, and each radian detector 5 comprises a meter panel 501, a connecting end 502 and a contact probe 503;
through placing 1 top of platform and setting up gag lever post 4, can directly place the graphite crucible that waits to detect and place 1 top of platform and carry out spacing fixedly through gag lever post 4, then directly place heating device (heating spray gun etc.) in hot-hole 101 bottom and heat graphite crucible, and contact radian detector 5's contact probe 503 and the graphite crucible outside, be heated through graphite crucible and take place the inflation, and conflict contact probe 503 contracts, thereby reflect graphite crucible and be heated the coefficient that takes place the inflation at radian detector 5's panel board 501 through the rotation of pointer.
Referring to fig. 1, a separation net 7 is clamped inside the heating hole 101;
the separation net 7 has a function of supporting the graphite crucible to be inspected, and prevents the graphite crucible from being placed on the heating hole 101 due to its small volume.
Referring to fig. 1 to 4, the limiting rod 4 includes a sleeve 401, an expansion rod 402 is slidably connected inside the sleeve 401, a support spring 403 is arranged inside the sleeve 401, two ends of the support spring 403 are respectively in contact with one end of the expansion rod 402 and one end of the inner wall of the sleeve 401, the other end of the expansion rod 402 is fixedly connected with a support sheet 404, the periphery of the sleeve 401 is slidably connected with the inside of the through hole 301, one side of the upright post 3 located on one side of the through hole 301 is in threaded connection with a fastening wrench i 8, and a threaded end of the fastening wrench i 8 extends into the through hole 301 and is in contact with the periphery of the sleeve 401;
through sleeve pipe 401 periphery and the inside sliding connection of through-hole 301, make things convenient for this gag lever post 4 to remove on stand 3, and then adjust the 4 one end distances of gag lever post and wait to detect the distance between the graphite crucible, conveniently adapt to the graphite crucible of different diameters and fix, and there is telescopic link 402 through the inside sliding connection of sleeve pipe 401, and sleeve pipe 401 is inside to be provided with supporting spring 403, can realize that telescopic link 402 can freely slide in sleeve pipe 401 is inside, make telescopic link 402 possess the effect of pressure release, the convenience is when backing sheet 404 one side laminating is in the graphite crucible outside, the graphite crucible is heated and is expanded, telescopic link 402 possesses certain shrink pressure release ability together with backing sheet 404, prevent that sleeve pipe 401 is direct and graphite crucible outside joint, because there is not pressure relief structure to cause the extrusion damage of graphite crucible when the graphite crucible is heated and expanded, fastening wrench 8 plays the limiting displacement when the inside slip of through-hole 301 to gag lever post 4, fix the flexible length of gag lever post 4.
Referring to fig. 1, 2 and 5, one side of the connecting member 6 is in threaded connection with a second fastening wrench 9, a threaded end of the second fastening wrench 9 extends into the connecting member 6 and contacts with the periphery of the upright post 3, the other side of the connecting member 6 is sleeved on the periphery of the connecting end 502, a third fastening wrench 10 is in threaded connection with the periphery of the connecting member 6 at the connecting position of the connecting member 6 and the connecting end 502, a threaded end at the bottom of the third fastening wrench 10 extends into the connecting member 6 and contacts with the periphery of the connecting end 502, and a pointer and a plurality of scale marks are arranged in the instrument panel 501;
connecting piece 6 is convenient to install radian detector 5 in 3 one sides of stand, and the fastening is twisted two 9 and is played connecting piece 6 and 3 spacing effects of junction of stand, conveniently adjust the height of connecting piece 6 and radian detector 5 in 3 one sides of stand, and the fastening is twisted three 10 and is played radian detector 5 and 6 spacing effects of junction of connecting piece, conveniently adjust the distance between radian detector 5 and graphite crucible, and then conveniently adjust the contact probe 503 and the graphite crucible outside of radian detector 5 and contact.
When in use: firstly, a graphite crucible to be detected is placed on a heating hole 101 of a placing table 1, a first fastening wrench 8 is adjusted, a supporting sheet 404 on one side of a limiting rod 4 is clamped with the outer side of the graphite crucible, the first fastening wrench 8 is screwed to be fixed, a second fastening wrench 9 is adjusted, the height of a connecting piece 6 and a radian detector 5 on one side of an upright post 3 is adjusted, a third fastening wrench 10 is adjusted, the distance between the radian detector 5 and the graphite crucible is adjusted, a contact probe 503 of the radian detector 5 is conveniently adjusted to be in contact with the outer side of the graphite crucible, a heating device (a heating spray gun and the like) is directly placed at the bottom of the heating hole 101 to heat the graphite crucible, and the graphite crucible is heated and expanded along with continuous heating of the graphite crucible, graphite crucible outer wall extrusion radian detector 5's contact probe 503 contracts, and reflect the coefficient that graphite crucible is heated and takes place the inflation through the rotation of panel board 501 through the pointer, meanwhile, there is telescopic link 402 through the inside sliding connection of sleeve pipe 401, and the inside supporting spring 403 that is provided with of sleeve pipe 401, can realize that telescopic link 402 can freely slide in sleeve pipe 401 is inside, make telescopic link 402 possess the effect of pressure release, the convenience is when backing sheet 404 one side laminating is in the graphite crucible outside, graphite crucible is heated the inflation, telescopic link 402 possesses certain shrink pressure release ability together with backing sheet 404, prevent that sleeve pipe 401 is direct and graphite crucible outside joint, because there is not pressure relief structure to cause graphite crucible's extrusion to damage when graphite crucible is heated the inflation.
The foregoing is only a preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (7)
1. The utility model provides a graphite crucible thermal expansion detects frock, is including placing platform (1), its characterized in that: place platform (1) bottom four corners fixedly connected with landing leg (2), just place platform (1) inside central point and put and seted up heated hole (101), be located heated hole (101) periphery place platform (1) inside a plurality of mounting hole of having seted up, there is stand (3) inside through bolt fixed mounting of mounting hole, through hole (301) have been seted up at stand (3) top, through hole (301) inside sliding connection has gag lever post (4), is located through hole (301) bottom stand (3) periphery has radian detector (5) through connecting piece (6) fixed mounting, radian detector (5) include panel board (501), link (502) and contact probe (503).
2. The graphite crucible thermal expansion detection tool according to claim 1, characterized in that: the separation net (7) is clamped in the heating hole (101).
3. The graphite crucible thermal expansion detection tool according to claim 1, characterized in that: the limiting rod (4) comprises a sleeve (401), a telescopic rod (402) is connected to the inside of the sleeve (401) in a sliding mode, a supporting spring (403) is arranged inside the sleeve (401), two ends of the supporting spring (403) are respectively in contact with one end of the telescopic rod (402) and one end of the inner wall of the sleeve (401), and a supporting sheet (404) is fixedly connected to the other end of the telescopic rod (402).
4. The graphite crucible thermal expansion detection tool according to claim 3, characterized in that: the sleeve (401) periphery with inside sliding connection of through hole (301), and be located through hole (301) one side stand (3) one side threaded connection has fastening wrench (8), the screw thread end of fastening wrench (8) extends to inside and with sleeve (401) periphery contacts of through hole (301).
5. The graphite crucible thermal expansion detection tool according to claim 1, characterized in that: and a fastening wrench II (9) is connected to one side of the connecting piece (6) through threads, and the thread end of the fastening wrench II (9) extends to the inside of the connecting piece (6) and is in contact with the periphery of the upright post (3).
6. The graphite crucible thermal expansion detection tool according to claim 1, characterized in that: the other side of the connecting piece (6) is sleeved on the periphery of the connecting end (502), the periphery of the connecting piece (6) at the joint of the connecting piece (6) and the connecting end (502) is in threaded connection with a third fastening wrench (10), and the threaded end at the bottom of the third fastening wrench (10) extends to the inside of the connecting piece (6) and contacts with the periphery of the connecting end (502).
7. The graphite crucible thermal expansion detection tool according to claim 1, characterized in that: and a pointer and a plurality of scale marks are arranged in the instrument panel (501).
Priority Applications (1)
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CN202222407876.0U CN218496810U (en) | 2022-09-09 | 2022-09-09 | Graphite crucible thermal expansion detection tool |
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CN202222407876.0U CN218496810U (en) | 2022-09-09 | 2022-09-09 | Graphite crucible thermal expansion detection tool |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117147437A (en) * | 2023-10-30 | 2023-12-01 | 常州裕能石英科技有限公司 | Automatic detection device for inner peripheral surface and outer peripheral surface of quartz crucible |
CN117233028A (en) * | 2023-11-13 | 2023-12-15 | 陕西三义高科石墨新材料有限公司 | Graphite crucible detection device |
-
2022
- 2022-09-09 CN CN202222407876.0U patent/CN218496810U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117147437A (en) * | 2023-10-30 | 2023-12-01 | 常州裕能石英科技有限公司 | Automatic detection device for inner peripheral surface and outer peripheral surface of quartz crucible |
CN117233028A (en) * | 2023-11-13 | 2023-12-15 | 陕西三义高科石墨新材料有限公司 | Graphite crucible detection device |
CN117233028B (en) * | 2023-11-13 | 2024-01-16 | 陕西三义高科石墨新材料有限公司 | Graphite crucible detection device |
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