CN220573296U - Stirring device for decomposition heat test - Google Patents
Stirring device for decomposition heat test Download PDFInfo
- Publication number
- CN220573296U CN220573296U CN202321949972.6U CN202321949972U CN220573296U CN 220573296 U CN220573296 U CN 220573296U CN 202321949972 U CN202321949972 U CN 202321949972U CN 220573296 U CN220573296 U CN 220573296U
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- Prior art keywords
- ball
- hemisphere
- main part
- stainless steel
- magnetic stirring
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- 238000003756 stirring Methods 0.000 title claims abstract description 22
- 238000012360 testing method Methods 0.000 title claims abstract description 22
- 238000000354 decomposition reaction Methods 0.000 title claims abstract description 17
- 238000003760 magnetic stirring Methods 0.000 claims abstract description 43
- 239000010935 stainless steel Substances 0.000 claims abstract description 26
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 26
- 230000003028 elevating effect Effects 0.000 claims abstract description 9
- 230000002146 bilateral effect Effects 0.000 claims abstract description 3
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 2
- 229910045601 alloy Inorganic materials 0.000 claims 1
- 239000000956 alloy Substances 0.000 claims 1
- 125000003003 spiro group Chemical group 0.000 claims 1
- 238000009413 insulation Methods 0.000 abstract description 4
- 230000005389 magnetism Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000012847 fine chemical Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 238000012502 risk assessment Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910000856 hastalloy Inorganic materials 0.000 description 1
- 239000008241 heterogeneous mixture Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Landscapes
- Mixers With Rotating Receptacles And Mixers With Vibration Mechanisms (AREA)
Abstract
The utility model discloses a stirring device for decomposition heat test, which comprises a heat insulation calorimeter main body, a lifting mechanism and a magnetic stirring rotor positioned on the bottom surface of an inner cavity of a lower hemisphere of a small sphere; the utility model provides a heat insulation calorimeter, including the inner chamber bottom surface of adiabatic calorimeter main part, the logical groove has been seted up to the upside of adiabatic calorimeter main part, and this logical inslot sliding connection has stainless steel seamless pipe cover, the upside of adiabatic calorimeter main part is equipped with elevating system, elevating system includes electric putter and lifter plate, two bilateral symmetry's electric putter is installed to the upside of adiabatic calorimeter main part, the lifter plate has been cup jointed to the upper end of stainless steel seamless pipe cover, electric putter's telescopic end is fixed in the bottom side of lifter plate, and this decomposition is agitating unit for thermal test, through set up bearing and axis of rotation in the inner chamber bottom surface of ball hyposphere, has guaranteed the stability when magnetic stirring rotor rotates, avoids using the connecting wire, has guaranteed the requirement of airtight space when stirring.
Description
Technical Field
The utility model belongs to the technical field of decomposition heat testing, and particularly relates to a stirring device for the decomposition heat testing.
Background
The fine chemical reaction hot air risk assessment process requires a decomposition heat test on materials, and the latest standard GB/T42300-2022 fine chemical reaction safety risk assessment specification indicates that a stirring device is needed for the heterogeneous mixture gram-fraction heat removal test, and the conventional adiabatic heat equipment mostly adopts a closed space thermal pellet, so that the closed space thermal pellet is required to be stirred in order to avoid deviation caused by decomposition exotherm and decomposition starting temperature.
Through retrieving, chinese patent of application number 202020968883.6 discloses novel magnetic stirring device, and the device adopts magnetic stirring's mode through setting up connecting rod 3, connecting wire 4, magnetic stirring rotor 5 and magnetic stirrer 6, has avoided contact and take place wearing and tearing between stirring rotor and the container, but because the connecting wire has instability, produces easily when magnetic stirring rotor 5 rotates and rocks, and stability is relatively poor, proposes a decomposition agitating unit for thermal test based on this.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model provides the stirring device for the decomposition heat test, which ensures the stability of the magnetic stirring rotor during rotation, avoids using a connecting wire and ensures the requirement of a closed space during stirring by arranging the bearing and the rotating shaft on the bottom surface of the inner cavity of the lower hemisphere of the small ball.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a stirring device for decomposition heat test comprises a heat insulation calorimeter main body, a lifting mechanism and a magnetic stirring rotor positioned on the bottom surface of an inner cavity of a lower hemisphere of a small sphere; the utility model provides a magnetic stirring device, including the inner chamber bottom surface of adiabatic calorimeter main part, the logical groove has been seted up to the upside of adiabatic calorimeter main part, and this logical inslot sliding connection has the seamless pipe box of stainless steel, the upside of adiabatic calorimeter main part is equipped with elevating system, elevating system includes electric putter and lifter plate, two bilateral symmetry's electric putter is installed to the upside of adiabatic calorimeter main part, the lifter plate has been cup jointed to the upper end of the seamless pipe box of stainless steel, the bottom side of lifter plate is fixed to the telescopic end of electric putter, the pipe plug is installed to the opening part of the seamless pipe box of stainless steel upper end, the bottom of seamless pipe box of stainless steel is fixed with the hemisphere, hemisphere and hemisphere down form the test chamber on the hemisphere, the opening of stainless steel seamless pipe box bottom and the hemisphere down the test chamber intercommunication of hemisphere, the bottom surface of hemisphere down the hemisphere inner chamber cup joints the bearing, the axis of rotation has the axis of rotation, the rotor is fixed to the bottom surface of rotation, the lower hemisphere is guaranteed to the magnetic stirring device, and the magnetic stirring device has realized the magnetic stirring device is realized to the magnetic stirring device, and is close to the ball, and the magnetic stirring device is realized to the magnetic stirring device is guaranteed to the magnetic stirring device.
Further, the upper hemispherical ball and the lower hemispherical ball are positioned right above the magnetic stirrer, so that the magnetic stirring rotor can be subjected to good magnetism of the magnetic stirrer when rotating.
Furthermore, the bearing is a PP plastic bearing, and the rotating shaft is a POM plastic shaft, so that the influence on magnetism between the magnetic stirring rotor and the magnetic stirrer is avoided.
Further, the upper end of the magnetic stirring rotor is provided with two bulges which are bilaterally symmetrical, so that a good stirring effect is ensured.
Compared with the prior art, the utility model has the beneficial effects that:
1. through setting up elevating system and stainless steel seamless pipe box, can drive the ball upper hemisphere and ball lower hemisphere and go up and down to make the ball lower hemisphere be close to magnetic stirrer, realized rotating or the control of stopping to the magnetic stirring rotor, it is more convenient to use, through setting up bearing and axis of rotation in ball lower hemisphere inner chamber bottom surface, guaranteed the stability when the magnetic stirring rotor rotates, avoided using the connecting wire, guaranteed the requirement of airtight space when stirring.
2. The upper hemisphere of the small ball and the lower hemisphere of the small ball are positioned right above the magnetic stirrer, so that the magnetic stirring rotor can be subjected to good magnetism of the magnetic stirrer during rotation, the bearing is a PP plastic bearing, the rotating shaft is a POM plastic shaft, influence on magnetism between the magnetic stirring rotor and the magnetic stirrer is avoided, two protrusions which are bilaterally symmetrical are arranged at the upper end of the magnetic stirring rotor, and good stirring effect is guaranteed.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model.
Fig. 2 is a schematic view of a partial enlarged structure of the present utility model at a.
In the figure: the heat-insulating calorimeter comprises a heat-insulating calorimeter body 1, a through groove 2, a stainless steel seamless pipe sleeve 3, a lifting mechanism 4, an electric push rod 41, a lifting plate 42, a pipe plug 5, a magnetic stirrer 6, an upper hemisphere of a small ball 7, a lower hemisphere of a small ball 8, a bearing 9, a rotating shaft 10 and a magnetic stirring rotor 11.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.
In the description of the present utility model, 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 utility model 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 utility model.
Examples
Referring to fig. 1-2, a stirring device for decomposition heat test comprises a heat insulation calorimeter main body 1, a lifting mechanism 4 and a magnetic stirring rotor 11 positioned on the bottom surface of an inner cavity of a lower hemisphere 8 of a small ball; the bottom surface of the inner cavity of the heat-insulating calorimeter main body 1 is provided with a magnetic stirrer 6, the upper side of the heat-insulating calorimeter main body 1 is provided with a through groove 2, the stainless steel seamless pipe sleeve 3 is connected in a sliding way in the through groove 2, the upper side of the heat-insulating calorimeter main body 1 is provided with a lifting mechanism 4, the lifting mechanism 4 comprises an electric push rod 41 and a lifting plate 42, the upper side of the heat-insulating calorimeter main body 1 is provided with two electric push rods 41 which are bilaterally symmetrical, the upper end of the stainless steel seamless pipe sleeve 3 is sheathed with the lifting plate 42, the telescopic end of the electric push rod 41 is fixed on the bottom side of the lifting plate 42, the opening of the upper end of the stainless steel seamless pipe sleeve 3 is provided with a pipe plug 5, the bottom end of the stainless steel seamless pipe sleeve 3 is fixedly provided with a small ball upper hemisphere 7, the bottom of the small ball upper hemisphere 7 is connected with a small ball lower hemisphere 8 in a screwed way, the small ball upper hemisphere 7 and the small ball lower hemisphere 8 form a test cavity, the opening of stainless steel seamless pipe sleeve bottom and the test chamber intercommunication of ball cope 7 and ball hyposphere 8, the bottom surface of ball hyposphere 8 inner chamber is fixed with bearing 9, the axis of rotation 10 has been cup jointed to the inboard of bearing 9, the upper end of axis of rotation 10 is fixed with magnetic stirring rotor 11, ball cope 7 and ball hyposphere 8 are materials such as stainless steel, titanium alloy or hastelloy, through setting up elevating system 4 and stainless steel seamless pipe sleeve 3, can drive ball cope 7 and ball hyposphere 8 and go up and down, thereby make ball hyposphere 8 be close to magnetic stirrer 6, realized the control to magnetic stirring rotor 11 rotation or stop, it is more convenient to use, through setting up bearing 9 and axis of rotation 10 at ball hyposphere 8 inner chamber bottom surface, stability when magnetic stirring rotor 5 rotates has been guaranteed, avoid using connecting wire 4, the requirement of airtight space when stirring has been guaranteed.
The upper hemispherical ball 7 and the lower hemispherical ball 8 are positioned right above the magnetic stirrer 6, so that the magnetic stirring rotor 11 can receive good magnetism of the magnetic stirrer 6 when rotating.
The bearing 9 is a PP plastic bearing, the rotating shaft 10 is a POM plastic shaft, and the influence on magnetism between the magnetic stirring rotor 11 and the magnetic stirrer 6 is avoided.
The upper end of the magnetic stirring rotor 11 is provided with two bulges which are bilaterally symmetrical, so that a good stirring effect is ensured.
Working principle: the lower ball hemisphere 8 is twisted on the bottom side of the upper ball hemisphere 7, the pipe plug 5 is opened, heterogeneous materials are placed in a cavity between the upper ball hemisphere 7 and the lower ball hemisphere 8 through the stainless steel seamless pipe sleeve 3, the pipe plug 5 is arranged at the opening of the upper end of the stainless steel seamless pipe sleeve 3, the electric push rod 41 drives the stainless steel seamless pipe sleeve 3 to move downwards along the through groove 2 through the lifting plate 42, thereby driving the upper ball hemisphere 7 and the lower ball hemisphere 8 to move downwards, the magnetic stirring rotor 11 in the lower ball hemisphere 8 rotates under the magnetic action of the magnetic stirrer 6 in the downward movement process of the lower ball hemisphere 8, the magnetic stirring rotor 11 rotates faster as the lower ball hemisphere 8 slowly descends under the magnetic action of the magnetic stirrer 6, the heterogeneous materials in the upper ball hemisphere 7 and the inner cavities of the lower ball hemisphere 8 are stirred through the rotation of the magnetic stirring rotor 11, after the stirring is completed, the electric push rod 41 drives the stainless steel seamless pipe sleeve 3 to move upwards to an initial position along the through groove 2 through the lifting plate 42, the lifting mechanism 4 and the stainless steel seamless pipe sleeve 3 are arranged, the small ball upper hemisphere 7 and the small ball lower hemisphere 8 can be driven to lift, so that the small ball lower hemisphere 8 is close to the magnetic stirrer 6, the control on the rotation or stop of the magnetic stirring rotor 11 is realized, the use is more convenient, the stability of the magnetic stirring rotor 5 during the rotation is ensured through arranging the bearing 9 and the rotating shaft 10 on the bottom surface of the inner cavity of the small ball lower hemisphere 8, the connecting wire 4 is avoided, the requirement of a closed space during the stirring is ensured, the bearing 9 is a PP plastic bearing, the rotating shaft 10 is a POM plastic shaft, the influence on the magnetism between the magnetic stirring rotor 11 and the magnetic stirrer 6 is avoided, the upper end of the magnetic stirring rotor 11 is provided with two bulges which are bilaterally symmetrical, so that a good stirring effect is ensured.
While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (4)
1. The utility model provides a decomposition agitating unit for heat test, includes adiabatic calorimeter main part, elevating system and is located the magnetic stirring rotor of ball hyposphere inner chamber bottom surface, its characterized in that: the utility model provides a magnetic stirrer, including the inner chamber bottom surface of adiabatic calorimeter main part, logical groove has been seted up to the upside of adiabatic calorimeter main part, and this logical inslot sliding connection has stainless steel seamless pipe cover, the upside of adiabatic calorimeter main part is equipped with elevating system, elevating system includes electric putter and lifter plate, two bilateral symmetry's electric putter are installed to the upside of adiabatic calorimeter main part, the upper end cover of stainless steel seamless pipe cover has connected the lifter plate, the bottom side of lifter plate is fixed to the telescopic end of electric putter, the pipe plug is installed to the opening part of stainless steel seamless pipe cover upper end, the bottom of stainless steel seamless pipe cover is fixed with the ball upper hemisphere, the bottom spiro union of ball upper hemisphere has the ball lower hemisphere, ball upper hemisphere and ball lower hemisphere form test chamber, the opening of stainless steel seamless pipe cover bottom and the test chamber intercommunication of ball upper hemisphere and ball lower hemisphere, the inboard of ball lower hemisphere cup joints the bearing, the axis of rotation has, the axis of rotation, the rotor is fixed with the ball upper hemispherical or the magnetic stirring titanium alloy of little, the ball is fixed with the ball is the magnetic stirring alloy.
2. The stirring device for decomposition heat test of claim 1, wherein: the upper hemisphere of the small ball and the lower hemisphere of the small ball are positioned right above the magnetic stirrer.
3. The stirring device for decomposition heat test of claim 1, wherein: the bearing is a PP plastic bearing, and the rotating shaft is a POM plastic shaft.
4. The stirring device for decomposition heat test of claim 1, wherein: the upper end of the magnetic stirring rotor is provided with two bulges which are bilaterally symmetrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321949972.6U CN220573296U (en) | 2023-07-24 | 2023-07-24 | Stirring device for decomposition heat test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321949972.6U CN220573296U (en) | 2023-07-24 | 2023-07-24 | Stirring device for decomposition heat test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220573296U true CN220573296U (en) | 2024-03-12 |
Family
ID=90113415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321949972.6U Active CN220573296U (en) | 2023-07-24 | 2023-07-24 | Stirring device for decomposition heat test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220573296U (en) |
-
2023
- 2023-07-24 CN CN202321949972.6U patent/CN220573296U/en active Active
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