CN113030152B - High polymer material thermal stability tester - Google Patents
High polymer material thermal stability tester Download PDFInfo
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- CN113030152B CN113030152B CN202110379648.4A CN202110379648A CN113030152B CN 113030152 B CN113030152 B CN 113030152B CN 202110379648 A CN202110379648 A CN 202110379648A CN 113030152 B CN113030152 B CN 113030152B
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- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
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Abstract
The invention relates to the technical field of thermal stability measuring instrument devices, and discloses a high polymer material thermal stability measuring instrument, which comprises a heating box, wherein a heating block is arranged on the inner wall of the heating box in a surrounding way, a placing groove is formed in the top of the heating box, bearing boxes are fixedly arranged at the outer ends of two sides of the heating box, threaded rods are connected to the inner threads of the bearing boxes, first limiting blocks are fixedly arranged at the bottom ends of the adjacent threaded rods.
Description
Technical Field
The invention relates to the technical field of thermal stability measuring instrument devices, in particular to a high polymer material thermal stability measuring instrument.
Background
When determining macromolecular material heat stability, the material needs to be heated evenly, can not be heated locally, and current heat stability apparatus is heated in the oil bath of container with the test tube through the clip, and the opening of container is great, places the test tube in the container, needs the experimenter to hold the clip at any time, avoids the test tube to drop in the container, and the user still needs to shake the vibration constantly to the test tube moreover, guarantees that the material in the test tube is heated evenly, and long-time operation causes arm tingling easily, and the heating effect is not good, and the heat stability temperature of measured material exists the deviation.
Through retrieving, chinese patent No. CN 208000283U discloses a macromolecular material thermal stability apparatus, including lower casing, lower casing upside be provided with the heat preservation insulating layer, heat preservation insulating layer upside be provided with the hot plate, the hot plate upside be provided with the casing, last casing both sides top be provided with down the pillar respectively, lower pillar on be provided with flexible and turn round, lower pillar on be provided with the pillar, last pillar on be provided with the hole, adopt lower pillar, flexible turn round, upper pillar and hole, through the cooperation use, make the device can rise and descend and satisfy the test tube of different length, reached convenient to use, the effect that the practicality is strong, but when using, the rise and the decline of adjusting the test tube do not have the safeguard measure, cause the injury to user's hand easily.
Disclosure of Invention
The invention aims to provide a high polymer material thermal stability tester for solving the problems in the background technology.
Technical proposal
The invention provides the following technical scheme: the utility model provides a macromolecular material thermal stability apparatus, includes the heating cabinet to and the surrounding is provided with the heating block on the inner wall of heating cabinet, the standing groove has been seted up at the top of heating cabinet, the both sides outer end of heating cabinet is all fixed mounting has the bearing box, the inside threaded connection of bearing box has the threaded rod, adjacent the bottom of threaded rod is all fixed mounting has first stopper, the upper end part of threaded rod is also fixed mounting has first stopper, adjacent the top of threaded rod is all fixed mounting has first helical gear, adjacent two the outside movable mounting of threaded rod has the roof, the top of roof is fixed mounting respectively first motor and second motor, the output shaft end fixed mounting of first motor has the second helical gear, the output shaft end fixed mounting of second motor has the third bevel gear, the inside movable mounting of roof has the axis of rotation, the outside fixed mounting of axis of rotation has the third stopper, the top of axis of rotation runs through roof fixed mounting and has the fourth, the bottom fixed mounting of axis of rotation has the connecting plate, the bottom of connecting plate evenly fixed mounting has the spliced pole, adjacent bottom of connecting plate is fixed mounting has first helical gear, bottom fixed mounting respectively with the connecting rod, bottom fixed mounting has the connecting rod respectively;
the limiting groove is formed in the outer side end of the clamping plate, the through hole and the extrusion groove are formed in the clamping plate, the test tube is movably mounted in the through hole, the second limiting block is fixedly mounted on two sides of the top end of the test tube, the compression spring is fixedly mounted in the extrusion groove and is close to the outer edge side of the clamping plate and fixedly mounted with the sliding plate, and the extrusion block is fixedly mounted on one side of the sliding plate.
Preferably, the clamping plate is movably connected with the placing groove, the diameter of the clamping plate is equal to that of the placing groove, and the placing groove is positioned above the heating block.
Preferably, the first bevel gear is located above the top plate, the first bevel gear is connected with the second bevel gear in a meshed mode, the third bevel gear is connected with the fourth bevel gear in a meshed mode, and the first motor is fixedly connected with the second motor.
Preferably, the third limiting block is located inside the fixed block, the rotating shaft penetrates through the fixed block, and the fixed block is located above the connecting plate.
Preferably, a chute matched with the first connecting rod is formed in the outer side edge of the connecting plate, and the shape of the first connecting rod is L-shaped.
Preferably, the bottom of the second connecting rod is fixedly connected with the outer edge part of the top end of the clamping plate.
Preferably, one side of the compression spring is fixedly connected with the inner wall of the extrusion groove, one end of the extrusion block, which is close to the test tube, is identical to the test tube in shape and size, and the top end of the sliding plate penetrates through the clamping plate to fixedly install the pull handle.
Advantageous effects
Compared with the prior art, the invention provides a high polymer material thermal stability tester, which has the following beneficial effects:
1. this macromolecular material thermal stability apparatus, through the rotation of first motor, can drive first helical gear through the second helical gear when first motor rotates and rotate, and first helical gear fixed mounting is on the top of threaded rod, and the outside threaded connection of threaded rod has the screw thread box, screw thread box fixed mounting in the outside of heating cabinet, the distance between roof and the heating cabinet will change when the threaded rod rotates like this to the degree of depth in the test tube degree of depth heating cabinet also will change.
2. This macromolecular material thermal stability apparatus, through the rotation of second motor, drive the axis of rotation through third bevel gear and fourth helical gear and rotate, can drive the test tube through connecting plate, spliced pole and grip block and evenly rotate in the heating cabinet when the axis of rotation rotates, heat.
3. This macromolecular material thermal stability apparatus through will draw the handle to one side pulling, and the handle can extrude compression spring through the sliding plate, and the through-hole is kept away from to the sliding plate also can drive extrusion piece moreover, put into the through-hole with the test tube, unclamp the handle again, compression spring will extrude the test tube through sliding plate and extrusion piece like this to extrusion piece can ensure that the test tube remains stable in the heating cabinet, can not take place shake slope phenomenon, ensures that macromolecular material's in the test tube is heated steadily.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
FIG. 1 is a front view of the overall structure of the present invention;
FIG. 2 is a schematic view of a heating cabinet according to the present invention;
FIG. 3 is an enlarged view of the invention at A in FIG. 1;
FIG. 4 is a diagram showing the connection of the clamping plate, the connecting plate and the connecting post according to the present invention;
FIG. 5 is a top view of a clamping plate of the present invention;
fig. 6 is a front cross-sectional view of the clamping plate of the present invention.
In the figure: 1-heating box, 2-heating block, 3-bearing box, 4-threaded rod, 5-first stopper, 6-roof, 7-first helical gear, 8-first motor, 9-second motor, 10-second helical gear, 11-head rod, 12-second stopper, 13-grip block, 14-second connecting rod, 15-test tube, 16-standing groove, 17-third bevel gear, 18-axis of rotation, 19-fourth helical gear, 20-connecting plate, 21-spliced pole, 22-fixed block, 23-third stopper, 24-spacing groove, 25-pull handle, 26-through-hole, 27-extrusion groove, 28-compression spring, 29-sliding plate, 30-extrusion piece.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a macromolecular material thermal stability apparatus, and comprises a heating cabinet 1, and the heating block 2 is arranged around on the inner wall of heating cabinet 1, standing groove 16 has been seted up at the top of heating cabinet 1, bearing box 3 is all fixedly installed to the both sides outer end of heating cabinet 1, the inside threaded connection of bearing box 3 has threaded rod 4, the bottom of adjacent threaded rod 4 is all fixedly installed first stopper 5, the upper end part of threaded rod 4 is also fixedly installed first stopper 5, the top of adjacent threaded rod 4 is all fixedly installed first helical gear 7, roof 6 is installed in the outside movable mounting of adjacent two 4, the top of roof 6 is respectively fixedly installed first motor 8 and second motor 9, the output shaft end fixed mounting of first motor 8 has second helical gear 10, the output shaft end fixed mounting of second motor 9 has third helical gear 17, the inside movable mounting of roof 6 has axis of rotation 18, the outside fixed mounting of axis of rotation 18 has third stopper 23, the top of axis of rotation 18 runs through roof 6 fixed mounting has fourth helical gear 19, the bottom fixed mounting of axis of rotation 18 has connecting plate 20, the bottom of connecting plate 20 is evenly fixed mounting connecting post 21, the bottom of connecting post 21 is fixed with connecting post 13 respectively, the bottom of connecting post 13 fixed mounting of connecting post 13 is fixed with roof 11 respectively, the bottom of connecting post fixed connection rod 11 is fixed with the connecting post fixed 14 respectively;
the limiting groove 24 has been seted up to the outside end of grip block 13, through-hole 26 and extrusion groove 27 have been seted up to the inside of grip block 13, the inside movable mounting of through-hole 26 has test tube 15, the top both sides fixed mounting of test tube 15 has second stopper 12, the inside fixed mounting of extrusion groove 27 has compression spring 28, compression spring 28 is close to grip block 13 outside edge side fixed mounting and has slide plate 29, one side fixed mounting of slide plate 29 has extrusion piece 30.
In this embodiment, swing joint between grip block 13 and the standing groove 16, the diameter of grip block 13 equals with the diameter of standing groove 16, and standing groove 16 is located the top of heating block 2, makes things convenient for grip block 13 to get into the inside of heating cabinet 1, and then can further prevent that test tube 15 from all getting into the inside of heating cabinet 1, has guaranteed that test tube 15 can not with the contact of heating block 2.
In this embodiment, the first helical gear 7 is located above the top plate 6, the first helical gear 7 is connected with the second helical gear 10 in a meshed manner, the third helical gear 17 is connected with the fourth helical gear 19 in a meshed manner, the first motor 8 is fixedly connected with the second motor 9, and the threaded rod 4 can be driven to rotate through the first helical gear 7 when the second helical gear 10 rotates conveniently, so that the depth of the test tube 15 entering the heating box 1 can be adjusted.
In this embodiment, the third limiting block 23 is located inside the fixed block 22, the rotating shaft 18 penetrates through the fixed block 22, and the fixed block 22 is located above the connecting plate 20, so that the rotation of the rotating shaft 18 can be ensured not to shake.
In this embodiment, the outer side edge of the connecting plate 20 is provided with a chute matched with the first connecting rod 11, and the shape of the first connecting rod 11 is L-shaped, so that the shaking of the rotating shaft 18 during rotation can be prevented, and the stability of the test tube 15 is ensured.
In this embodiment, the bottom of the second connecting rod 14 is fixedly connected with the outer edge of the top end of the clamping plate 13, so as to increase the stability of the clamping plate 13.
When the heating box is used, through the rotation of the first motor 8, the first motor 8 drives the first bevel gear 7 to rotate through the second bevel gear 10 when rotating, the first bevel gear 7 is fixedly arranged at the top end of the threaded rod 4, the outer side of the threaded rod 4 is in threaded connection with the threaded box 3, the threaded box 3 is fixedly arranged on the outer side of the heating box 1, the distance between the top plate 6 and the heating box 1 can be changed when the threaded rod 4 rotates, the depth of the test tube 15 in the deep heating box 1 can be changed, the rotation of the second motor 9 drives the rotation shaft 18 through the third bevel gear 17 and the fourth bevel gear 19, and the test tube 15 is driven to uniformly rotate in the heating box 1 through the connecting plate 20, the connecting column 21 and the clamping plate 13 when the rotation shaft 18 rotates to heat.
Example 2:
referring to fig. 6, the present invention provides a technical solution: the utility model provides a macromolecular material thermal stability apparatus, and comprises a heating cabinet 1, and the heating block 2 is arranged around on the inner wall of heating cabinet 1, standing groove 16 has been seted up at the top of heating cabinet 1, bearing box 3 is all fixedly installed to the both sides outer end of heating cabinet 1, the inside threaded connection of bearing box 3 has threaded rod 4, the bottom of adjacent threaded rod 4 is all fixedly installed first stopper 5, the upper end part of threaded rod 4 is also fixedly installed first stopper 5, the top of adjacent threaded rod 4 is all fixedly installed first helical gear 7, roof 6 is installed in the outside movable mounting of adjacent two 4, the top of roof 6 is respectively fixedly installed first motor 8 and second motor 9, the output shaft end fixed mounting of first motor 8 has second helical gear 10, the output shaft end fixed mounting of second motor 9 has third helical gear 17, the inside movable mounting of roof 6 has axis of rotation 18, the outside fixed mounting of axis of rotation 18 has third stopper 23, the top of axis of rotation 18 runs through roof 6 fixed mounting has fourth helical gear 19, the bottom fixed mounting of axis of rotation 18 has connecting plate 20, the bottom of connecting plate 20 is evenly fixed mounting connecting post 21, the bottom of connecting post 21 is fixed with connecting post 13 respectively, the bottom of connecting post 13 fixed mounting of connecting post 13 is fixed with roof 11 respectively, the bottom of connecting post fixed connection rod 11 is fixed with the connecting post fixed 14 respectively;
the limiting groove 24 has been seted up to the outside end of grip block 13, through-hole 26 and extrusion groove 27 have been seted up to the inside of grip block 13, the inside movable mounting of through-hole 26 has test tube 15, the top both sides fixed mounting of test tube 15 has second stopper 12, the inside fixed mounting of extrusion groove 27 has compression spring 28, compression spring 28 is close to grip block 13 outside edge side fixed mounting and has slide plate 29, one side fixed mounting of slide plate 29 has extrusion piece 30.
In this embodiment, one side of the compression spring 28 is fixedly connected with the inner wall of the extrusion groove 27, one end of the extrusion block 30, which is close to the test tube 15, has the same shape and size as the test tube 15, and the top end of the sliding plate 29 is fixedly provided with the pull handle 25 through the clamping plate 13.
When the test tube heating box is used, the pull handle 25 is pulled to one side, the pull handle 25 extrudes the compression spring 28 through the sliding plate 29, the sliding plate 29 also drives the extrusion block 30 to be away from the through hole 26, the test tube 15 is placed into the through hole 26, and then the pull handle 25 is loosened, so that the compression spring 28 extrudes the test tube 15 through the sliding plate 29 and the extrusion block 30, the extrusion block 30 can ensure that the test tube 15 is kept stable in the heating box 1, the shaking and inclination phenomenon can not occur, and the stable heating of high polymer materials in the test tube is ensured.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a macromolecular material thermal stability apparatus, includes heating cabinet (1) to and encircle on the inner wall of heating cabinet (1) and be provided with heating block (2), its characterized in that: the top of the heating box (1) is provided with a placing groove (16), the outer ends of the two sides of the heating box (1) are fixedly provided with bearing boxes (3), the inner threads of the bearing boxes (3) are connected with threaded rods (4), the bottom ends of the threaded rods (4) are fixedly provided with first limiting blocks (5) adjacent to each other, the upper end parts of the threaded rods (4) are fixedly provided with first limiting blocks (5) as well, the top ends of the threaded rods (4) are fixedly provided with first bevel gears (7) adjacent to each other, the outer sides of the threaded rods (4) are movably provided with top plates (6) adjacent to each other, the top of the top plate (6) is fixedly provided with a first motor (8) and a second motor (9) respectively, the output shaft end of the first motor (8) is fixedly provided with a second bevel gear (10), the output shaft end of the second motor (9) is fixedly provided with a third bevel gear (17), the inside of the top plate (6) is movably provided with a rotating shaft (18), the outside of the rotating shaft (18) is fixedly provided with a third limiting block (23), the top end of the rotating shaft (18) penetrates through the top plate (6) and is fixedly provided with a fourth bevel gear (19), the bottom end of the rotating shaft (18) is fixedly provided with a connecting plate (20), connecting columns (21) are uniformly and fixedly arranged at the bottom of the connecting plate (20) at equal intervals, clamping plates (13) are fixedly arranged at the bottoms of adjacent connecting columns (21), and a first connecting rod (11), a second connecting rod (14) and a fixed block (22) are respectively and fixedly arranged at the bottom of the top plate (6);
limiting grooves (24) are formed in the outer side ends of the clamping plates (13), through holes (26) and extrusion grooves (27) are formed in the clamping plates (13), test tubes (15) are movably mounted in the through holes (26), second limiting blocks (12) are fixedly mounted on two sides of the top ends of the test tubes (15), compression springs (28) are fixedly mounted in the extrusion grooves (27), sliding plates (29) are fixedly mounted on the outer edges of the compression springs (28) close to the clamping plates (13), and extrusion blocks (30) are fixedly mounted on one sides of the sliding plates (29).
2. The macromolecular material thermal stability tester according to claim 1, wherein: the clamping plate (13) is movably connected with the placing groove (16), the diameter of the clamping plate (13) is equal to that of the placing groove (16), and the placing groove (16) is located above the heating block (2).
3. The macromolecular material thermal stability tester according to claim 1, wherein: the first bevel gear (7) is located above the top plate (6), the first bevel gear (7) is connected with the second bevel gear (10) in a meshed mode, the third bevel gear (17) is connected with the fourth bevel gear (19) in a meshed mode, and the first motor (8) is fixedly connected with the second motor (9).
4. The macromolecular material thermal stability tester according to claim 1, wherein: the third limiting block (23) is located inside the fixed block (22), the rotating shaft (18) penetrates through the fixed block (22), and the fixed block (22) is located above the connecting plate (20).
5. The macromolecular material thermal stability tester according to claim 1, wherein: the outer side edge of the connecting plate (20) is provided with a chute matched with the first connecting rod (11), and the shape of the first connecting rod (11) is L-shaped.
6. The macromolecular material thermal stability tester according to claim 1, wherein: the bottom of the second connecting rod (14) is fixedly connected with the outer edge part of the top end of the clamping plate (13).
7. The macromolecular material thermal stability tester according to claim 1, wherein: one side of the compression spring (28) is fixedly connected with the inner wall of the extrusion groove (27), one end of the extrusion block (30) close to the test tube (15) is the same as the test tube (15) in shape and size, and the top end of the sliding plate (29) penetrates through the clamping plate (13) to be fixedly provided with the pull handle (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110379648.4A CN113030152B (en) | 2021-04-08 | 2021-04-08 | High polymer material thermal stability tester |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110379648.4A CN113030152B (en) | 2021-04-08 | 2021-04-08 | High polymer material thermal stability tester |
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| CN113030152A CN113030152A (en) | 2021-06-25 |
| CN113030152B true CN113030152B (en) | 2023-06-23 |
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| CN114878292B (en) * | 2022-05-31 | 2024-06-07 | 重庆市计量质量检测研究院 | Quick qualitative food detection device |
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| CN110530918A (en) * | 2019-08-30 | 2019-12-03 | 兰秀兰 | A kind of high molecular material thermal stability determination instrument |
| JP2020008267A (en) * | 2018-07-02 | 2020-01-16 | 華北理工大学 | Slag removal device of steel making furnace having dust treatment function |
| CN211825785U (en) * | 2020-03-28 | 2020-10-30 | 高邮市汉升高分子材料有限公司 | High polymer material thermal stability tester |
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- 2021-04-08 CN CN202110379648.4A patent/CN113030152B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020008267A (en) * | 2018-07-02 | 2020-01-16 | 華北理工大学 | Slag removal device of steel making furnace having dust treatment function |
| CN110530918A (en) * | 2019-08-30 | 2019-12-03 | 兰秀兰 | A kind of high molecular material thermal stability determination instrument |
| CN211825785U (en) * | 2020-03-28 | 2020-10-30 | 高邮市汉升高分子材料有限公司 | High polymer material thermal stability tester |
Non-Patent Citations (1)
| Title |
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| 高低压蒸汽自动分流装置;徐红霞;;中华纸业(06);全文 * |
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