CN212819334U - Stirrer for preparing sample for measuring ash dosage - Google Patents
Stirrer for preparing sample for measuring ash dosage Download PDFInfo
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- CN212819334U CN212819334U CN202021002619.3U CN202021002619U CN212819334U CN 212819334 U CN212819334 U CN 212819334U CN 202021002619 U CN202021002619 U CN 202021002619U CN 212819334 U CN212819334 U CN 212819334U
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Abstract
The utility model belongs to the technical field of engineering tests, in particular to a stirrer for preparing a sample for measuring ash dosage, which solves the problem of inaccurate titration result caused by uneven manual stirring and stirring; the test efficiency is low; the ammonium chloride solution has a strong pungent smell and is easy to cause discomfort for people. The utility model comprises a barrel body, a barrel cover and a stirring rod; the stirring rod comprises a stirring main rod and a plurality of stirring support rods, each stirring support rod comprises a connecting rod and a vertical rod, the top end of each vertical rod is fixed at the bottom of one end of each connecting rod, and the other end of each connecting rod is fixed at the bottom end of the stirring main rod; the vertical rods of the stirring support rods have different extending lengths from the stirring main rod; the top of the stirring main rod is connected with a stirring motor, and the stirring motor is externally connected with a controller; the barrel cover is detachably connected to the barrel opening of the barrel body, and the stirring rod penetrates through the mounting hole of the barrel cover and is fixed with the barrel cover. The utility model improves the accuracy of the titration result; manpower is liberated, and the working efficiency is improved; and solves the problem that the pungent smell damages people.
Description
Technical Field
The utility model belongs to the technical field of the engineering test, concretely relates to agitator of sample for preparation ash dosimetry.
Background
In the test for determining the dosage of cement or lime in the cement or lime stabilizing material by using an EDTA titration method, a titration sample is prepared by soaking and stirring 10% ammonium chloride solution with the mass volume being twice of the sample, and the stirring is required to be performed for 110-120 times per minute for 3min or 5min according to the particle size of the sample. In practical operation, the sample is directly and manually stirred in a plastic barrel, a transfer pipette is required to suck out the suspension on the upper layer of the sample after stirring is finished, the stirring process is difficult to meet the requirement of stirring 110-120 times per minute by manual stirring, and the stirring is not uniform due to the fact that the stirring is not uniform, so that the titration result is inaccurate; meanwhile, the test device occupies too long time of labor, so that the efficiency of the test process is low; and the ammonium chloride solution has large pungent smell, and is easy to cause discomfort for people by manual close contact stirring.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem that the titration result is inaccurate due to uneven manual stirring; manual stirring is time-consuming, and the test efficiency is low; the ammonium chloride solution has a strong pungent smell, and human discomfort is easily caused by manual close contact stirring, and a stirrer for preparing a sample for measuring the ash content is provided.
The utility model discloses a following technical scheme realizes: a stirrer for preparing a sample for measuring ash dosage comprises a barrel body, a barrel cover, a stirring motor and a stirring rod;
the barrel body is of a cylindrical structure with an open top;
the center of the barrel cover is provided with a mounting hole for mounting the stirring rod;
the stirring rod comprises a stirring main rod and a plurality of stirring support rods, each stirring support rod comprises a connecting rod and a vertical rod which is vertically arranged, the top end of each vertical rod is fixed to the bottom of one end of each connecting rod, and the other end of each connecting rod is fixed to the bottom end of the stirring main rod; the stirring support rods are uniformly distributed along the circumferential direction of the stirring main rod, the vertical rods of each stirring support rod have different extension lengths from the stirring main rod, and the bottom ends of the vertical rods are spaced from the barrel bottom of the barrel body by a preset distance; the top of the stirring main rod is connected with the stirring motor, and the stirring motor is externally connected with a controller for controlling the stirring speed and the stirring time of the stirring motor;
the barrel cover is detachably connected to the barrel opening of the barrel body, the stirring rod penetrates through the mounting hole of the barrel cover and is fixed with the barrel cover, and the stirring motor is located at the top of the mounting hole.
Furthermore, an opening for inserting the pipette is formed in the barrel cover, and a top cover capable of being opened and closed is detachably connected to the top of the opening.
Furthermore, the opening is connected with the top cover through a hinge, and the top cover rotates around the hinge to open and close above the opening.
Furthermore, the top of the barrel body is detachably connected with a bottom frame used for supporting the barrel body, the bottom frame comprises a plurality of supporting legs and an annular support matched with the outer diameter of the barrel body, and the support is fixed at the tops of the supporting legs.
Furthermore, the support of the underframe is detachably connected with the bottom of the barrel body through a bolt.
Furthermore, the preset distance from the bottom end of the vertical rod of the stirring support rod to the barrel bottom of the barrel body is 0.5 cm.
Further, the barrel body and the barrel cover are detachably connected through a lock catch.
Furthermore, the barrel body, the barrel cover, the stirring main rod and the stirring support rod are all made of organic glass materials.
The utility model discloses compare prior art's beneficial effect:
according to the method, the stirring speed and time are controlled by the controller, so that the stirring speed and time meet the requirements of test regulations, the accuracy of a titration result is improved, the test process is more standard, in addition, manpower is liberated, the labor cost is reduced, the working efficiency is improved, and the problem that the irritant odor of the ammonium chloride solution causes damage to people in the stirring process is solved;
the vertical rods of the stirring support rods have different extending lengths from the stirring main rod, and reasonable stirring positions are arranged, so that the stirring sufficiency and uniformity are ensured, and the stirring effect is enhanced;
the barrel cover is used for sealing the barrel body, so that damage to people caused by pungent odor of an ammonium chloride solution is reduced;
the barrel cover is provided with the opening and the top cover, so that the suspension liquid can be conveniently sucked, time and labor are saved, and the working efficiency is improved; meanwhile, the damage to the human body caused by the release of the irritant odor of the ammonium chloride solution when the barrel cover 3 is opened when the suspension is sucked is prevented;
the arrangement of the bottom frame avoids the abrasion of the ground of the barrel body 2 or the workbench in the stirring process; thereby reducing the abrasion generated when the bottom of the bucket contacts the ground or the workbench.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic top view of the stirring rod of the present invention;
FIG. 3 is a diagram illustrating the operation of the present invention in sucking a suspension by a pipette;
in the figure: 1-controller, 2-barrel body, 3-barrel cover, 3.1-opening, 3.2-top cover, 4-stirring motor, 5-stirring main rod, 6-stirring support rod, 6.1-connecting rod, 6.2-vertical rod, 7-bottom frame, 8-lock catch and 9-pipette.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Refer to fig. 1 to 2. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
The utility model provides a technical scheme: a stirrer for preparing a sample for measuring ash dosage comprises a barrel body 2, a barrel cover 3 and a stirring rod;
the barrel body 2 is of a cylindrical structure with an open top;
the center of the barrel cover 3 is provided with a mounting hole for mounting the stirring rod;
the stirring rod comprises a stirring main rod 5 and a plurality of stirring support rods 6, each stirring support rod 6 comprises a connecting rod 6.1 and a vertical rod 6.2 which is vertically arranged, the top end of each vertical rod 6.2 is fixed to the bottom of one end of each connecting rod 6.1, and the other end of each connecting rod 6.1 is fixed to the bottom end of the stirring main rod 5; the stirring struts 6 are uniformly distributed along the circumferential direction of the stirring main rod 5, the vertical rods 6.2 of each stirring strut 6 have different extending lengths from the stirring main rod 5 (so that samples at different diameters from the barrel body 2 can be stirred, so that the samples are stirred more uniformly), and the bottom ends of the vertical rods 6.2 are at a preset distance from the barrel bottom of the barrel body 2; the top of the stirring main rod 5 is connected with the stirring motor 4, and the stirring motor 4 is externally connected with a controller 1 for controlling the stirring speed and time of the stirring motor 4 (the stirring time and the stirring frequency can be accurately controlled, so that the stirring is more uniform and sufficient, and the accuracy of the titration result is ensured);
the barrel cover 3 is detachably connected to a barrel opening of the barrel body 2 (the barrel cover 3 covers the barrel body 2 to reduce the influence of pungent odor of ammonium chloride solution on people), the stirring rod penetrates through the mounting hole of the barrel cover 3 and is fixed with the barrel cover 3, and the stirring motor 4 is located at the top of the mounting hole.
An opening 3.1 for inserting a pipette 9 is formed in the barrel cover 3, and a top of the opening 3.1 is detachably connected with a top cover 3.2 which can be opened and closed, so that the barrel cover 3 does not need to be opened for sucking the suspension on the upper layer of the sample; on one hand, the influence on the human body caused by the release of the irritant odor of the ammonium chloride solution when the barrel cover 3 is opened during the absorption of the suspension is prevented; on the other hand, the time and the labor are saved, and the working efficiency is improved.
The opening 3.1 is connected with the top cover 3.2 through a hinge, and the top cover 3.2 rotates around the hinge to be opened and closed above the opening 3.1.
The top of the barrel body 2 is detachably connected with a bottom frame 7 used for supporting the barrel body 2, the bottom frame 7 comprises a plurality of supporting legs and an annular support matched with the outer diameter of the barrel body 2, and the support is fixed at the tops of the supporting legs; the abrasion of the ground of the barrel body 2 or the workbench in the stirring process is avoided.
The support of chassis 7 with the bottom of staving 2 can be dismantled through the bolt and be connected the dismantlement of staving 2 and chassis 7 of being convenient for, staving 2 can freely take off and directly be used for weighing the assay, reduces and weighs the in-process measured object such as the in-process cement that pours staving 2 again and glue at other container walls and the loss that causes with other containers.
The preset distance from the bottom end of the vertical stirring support rod 6 to the barrel bottom of the barrel body 2 is 0.5cm, so that the situation that the sample cannot be stirred at the bottom of the barrel body is avoided, and meanwhile, the situation that the stirring support rod 6 is in contact friction with the barrel bottom and damages the stirring support rod 6 and the barrel bottom (if the distance is too large, the sample cannot be stirred at the bottom of the barrel body, and if the distance is too large, the stirring support rod 6 is in contact friction with the barrel bottom) is avoided.
The barrel body 2 and the barrel cover 3 are detachably connected through the lock catch 8, so that the barrel body 2 and the barrel cover 3 are convenient to detach while the sealing performance of the barrel body 2 and the barrel cover 3 is guaranteed.
The barrel body 2, the barrel cover 3, the stirring main rod 5 and the stirring support rod 6 are all made of organic glass (acrylic) materials, so that the corrosion resistance is realized, and the corrosion of an ammonium chloride acid solution is avoided; the wear resistance is stronger; in addition, transparent staving 2 conveniently observes stirring effect and precipitation effect, does benefit to the condition that personnel judge the material and deposit and the suspension appears to absorb upper suspension fast.
The utility model discloses an implementation:
1. placing the sample on a workbench or the ground, directly weighing the sample by using the barrel body 2, then installing the barrel body 2 containing the sample on the bottom frame 7, adding an ammonium chloride solution into the barrel body 2, and finally covering the barrel cover 3 on the barrel body 2 and locking by using a lock catch;
2. the controller sets the rotating speed and the time, starts stirring, can ensure that the stirring speed is always kept within the range required by the test specification, is uniformly stirred, and automatically precipitates after the stirring time is over;
3. after the sample is observed to be precipitated until suspension appears through the transparent barrel body, the top cover 3.2 is opened, the pipette 9 is inserted into the opening 3.1 to suck out the suspension, and then a subsequent test is carried out, as shown in fig. 3.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (8)
1. An agitator for preparing a sample for ash dosimetry, characterized in that: comprises a barrel body (2), a barrel cover (3), a stirring motor (4) and a stirring rod;
the barrel body (2), the barrel body (2) is of a cylindrical structure with an open top;
the center of the barrel cover (3) is provided with a mounting hole for mounting the stirring rod;
the stirring rod comprises a stirring main rod (5) and a plurality of stirring support rods (6),
the stirring support rod (6) comprises a connecting rod (6.1) and a vertical rod (6.2) which is vertically arranged, the top end of the vertical rod (6.2) is fixed at the bottom of one end of the connecting rod (6.1), and the other end of the connecting rod (6.1) is fixed at the bottom end of the stirring main rod (5); the stirring struts (6) are uniformly distributed along the circumferential direction of the stirring main rod (5), the vertical rods (6.2) of each stirring strut (6) have different extending lengths from the stirring main rod (5), and the bottom ends of the vertical rods (6.2) are at a preset distance from the barrel bottom of the barrel body (2); the top of the stirring main rod (5) is connected with the stirring motor (4), and the stirring motor (4) is externally connected with a controller (1) for controlling the stirring rotating speed and time of the stirring motor (4);
the barrel cover (3) is detachably connected to the barrel opening of the barrel body (2), the stirring rod penetrates through the mounting hole of the barrel cover (3) and is fixed with the barrel cover (3), and the stirring motor (4) is located at the top of the mounting hole.
2. The agitator of claim 1 for preparing ash dosimetry samples, wherein: an opening (3.1) for inserting a pipette (9) is formed in the barrel cover (3), and a top cover (3.2) capable of being opened and closed is detachably connected to the top of the opening (3.1).
3. The agitator of claim 2 for preparing ash dosimetry samples, wherein: the opening (3.1) is connected with the top cover (3.2) through a hinge, and the top cover (3.2) rotates around the hinge to be opened and closed above the opening (3.1).
4. The stirrer for preparing a sample for ash dose measurement according to any one of claims 1 to 3, wherein: the top of the barrel body (2) is detachably connected with a bottom frame (7) used for supporting the barrel body (2), the bottom frame (7) comprises a plurality of supporting legs and an annular support matched with the outer diameter of the barrel body (2), and the support is fixed at the tops of the supporting legs.
5. The agitator of claim 4 for preparing ash dosimetry samples, wherein: the bracket of the underframe (7) is detachably connected with the bottom of the barrel body (2) through bolts.
6. The agitator of claim 5 for preparing ash dosimetry samples, wherein: the preset distance from the bottom end of the vertical rod (6.2) of the stirring support rod (6) to the bottom of the barrel body (2) is 0.5 cm.
7. The agitator of claim 6, wherein: the barrel body (2) and the barrel cover (3) are detachably connected through a lock catch (8).
8. The agitator of claim 7 for preparing ash dosimetry samples, wherein: the barrel body (2), the barrel cover (3), the stirring main rod (5) and the stirring support rod (6) are all made of organic glass materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021002619.3U CN212819334U (en) | 2020-06-04 | 2020-06-04 | Stirrer for preparing sample for measuring ash dosage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021002619.3U CN212819334U (en) | 2020-06-04 | 2020-06-04 | Stirrer for preparing sample for measuring ash dosage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212819334U true CN212819334U (en) | 2021-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021002619.3U Active CN212819334U (en) | 2020-06-04 | 2020-06-04 | Stirrer for preparing sample for measuring ash dosage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212819334U (en) |
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2020
- 2020-06-04 CN CN202021002619.3U patent/CN212819334U/en active Active
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