CN212616285U - Sealing device of stirring shaft - Google Patents
Sealing device of stirring shaft Download PDFInfo
- Publication number
- CN212616285U CN212616285U CN202021365708.4U CN202021365708U CN212616285U CN 212616285 U CN212616285 U CN 212616285U CN 202021365708 U CN202021365708 U CN 202021365708U CN 212616285 U CN212616285 U CN 212616285U
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- China
- Prior art keywords
- vertical plate
- end surface
- riser
- sealing
- stirring shaft
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- 238000007789 sealing Methods 0.000 title claims abstract description 74
- 238000003756 stirring Methods 0.000 title claims abstract description 55
- 239000007788 liquid Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012824 chemical production Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Accessories For Mixers (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The utility model provides a sealing device of (mixing) shaft, include: the connecting plate is provided with a round blind hole; a circumferential chute is arranged on the side wall of the blind hole; the sealing element is arranged on the connecting plate, and a sliding block matched with the circumferential sliding groove is arranged on the outer circumference of the sealing element; the sealing element comprises an upper end surface, a lower end surface and a side wall; the side wall is formed by splicing a first vertical plate and a second vertical plate, the first vertical plate is fixed between the upper end surface and the lower end surface, and the second vertical plate is detachably fixed between the upper end surface and the lower end surface; the cover plate is detachably arranged on the lower end face; the upper end of the stirring shaft is fixed on the upper end surface; and the driving device drives the sliding block to rotate in the circumferential sliding groove, so that the sealing element and the stirring shaft are driven to rotate. The sealing device of the stirring shaft has simple structure and good sealing effect.
Description
Technical Field
The utility model relates to the field of chemistry, and in particular to a sealing device of (mixing) shaft.
Background
Stirring is an essential step in biochemical experiments and chemical production. Stirring mainly depends on the circular motion of the stirring shaft to drive the liquid to move, so that the liquid is mixed to obtain uniform solution or turbid liquid.
Often need stir the liquid that has chemical corrosivity among the prior art, chemical corrosivity liquid can corrode the (mixing) shaft, influences the life of (mixing) shaft and agitator.
Therefore, how to develop a sealing device for a stirring shaft is a technical problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In order to solve at least part of the above technical problems, the utility model provides a sealing device of (mixing) shaft, it includes:
a connecting plate for connecting to a stirring device; a round blind hole is formed in the connecting plate; a circumferential sliding groove is formed in the circumference of the blind hole;
the sealing element is arranged on the connecting plate and is a hollow cylinder; a sliding block matched with the circumferential sliding groove is arranged on the outer circumference of the sealing element; the sealing element comprises an upper end surface, a lower end surface and a side wall; the side wall is formed by splicing a first vertical plate and a second vertical plate, the first vertical plate is fixed between the upper end surface and the lower end surface, and the second vertical plate is detachably fixed between the upper end surface and the lower end surface;
the cover plate is detachably arranged on the lower end face;
the upper end of the stirring shaft is fixed on the upper end face;
the driving device drives the sliding block to rotate in the circumferential sliding groove, so that the sealing element and the stirring shaft are driven to rotate;
a fixing groove is formed in the position, corresponding to the second vertical plate, of the blind hole, and a through hole is formed in the position, corresponding to the second vertical plate, of the lower end face; the apron sets up on the terminal surface down, will the upper end of second riser is fixed extremely in the fixed slot, the lower extreme of second riser is fixed extremely in the through-hole.
In some embodiments, in the sealing device for the stirring shaft, a groove is formed in a side wall of the first vertical plate, and a protrusion matched with the groove is formed in a side wall of the second vertical plate.
In some embodiments, in the sealing device of the stirring shaft, the first vertical plate and the second vertical plate are arranged at intervals and spliced to form the side wall.
In some embodiments, in the sealing device for the stirring shaft, a sealing strip is disposed on an inner side wall of the second vertical plate.
In some embodiments, in the sealing device of the stirring shaft, the width of the sealing strip is greater than that of the second riser.
In some embodiments, in the sealing device of the stirring shaft, when the first riser and the second riser are spliced together, the sealing strip extends from the second riser to the first riser; when the first vertical plate and the second vertical plate are spliced into the side wall, the sealing tape seals the inner wall of the side wall.
In some embodiments, in the sealing device of the stirring shaft, the cover plate is in threaded connection with the lower end face.
In some embodiments, in the sealing device of the stirring shaft, the stirring shaft is located at the center of the upper end face.
In some embodiments, in the sealing device of the stirring shaft, the diameter of the sealing element is 5 to 7 times of the diameter of the stirring shaft.
The utility model has the advantages as follows:
1. sealing device of (mixing) shaft, in the use, when needs seal the processing to the (mixing) shaft, first riser and second riser splice into the lateral wall, utilize the sealing member to seal the (mixing) shaft, utilize the rotation of sealing member to stir. When need not seal the (mixing) shaft and handle, demolish the second riser from the sealing member, simultaneously, also can demolish the apron, like this (mixing) shaft and first riser rotate simultaneously, stir chemical reagent, accomplish the stirring process fast.
2. The sealing device of the stirring shaft has simple structure, convenient use and low production cost.
Drawings
Fig. 1 is a schematic structural view of a sealing device of a stirring shaft according to the present invention;
fig. 2 is a schematic structural view of an upper end surface of a sealing member in the sealing device of the stirring shaft according to the present invention;
fig. 3 is a schematic structural view of a lower end surface of a sealing member in the sealing device of the stirring shaft according to the present invention;
fig. 4 is a schematic structural view of a first vertical plate in the sealing device of the stirring shaft according to the present invention;
fig. 5 is a schematic structural view of a second vertical plate and a sealing strip in the sealing device of the stirring shaft of the present invention.
Reference numerals:
1 denotes a connecting plate, 11 denotes a blind hole, 12 denotes a circumferential slide groove, 2 denotes a seal, 21 denotes a slider, 22 denotes an upper end face, 221 denotes a fixing groove, 23 denotes a lower end face, 231 denotes a through hole, 24 denotes a side wall, 241 denotes a first riser, 2411 denotes a groove, 242 denotes a second riser, 2421 denotes a projection, 3 denotes a cover plate, 4 denotes a stirring shaft, 5 denotes a drive device, and 6 denotes a seal tape.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
The utility model provides a sealing device of (mixing) shaft, as shown in fig. 1 to 5, it includes:
a connecting plate 1 for connecting to a stirring device; a round blind hole 11 is formed in the connecting plate 1; a circumferential sliding groove 12 is formed in the circumference of the blind hole 11;
the sealing element 2 is arranged on the connecting plate 1, and the sealing element 2 is a hollow cylinder; a sliding block 21 matched with the circumferential sliding groove 12 is arranged on the outer circumference of the sealing element 2; the sealing element 2 comprises an upper end surface 22, a lower end surface 23 and a side wall 24; the side wall 24 is formed by splicing a first vertical plate 241 and a second vertical plate 242, the first vertical plate 241 is fixed between the upper end surface 22 and the lower end surface 23, and the second vertical plate 242 is detachably fixed between the upper end surface 22 and the lower end surface 23;
the cover plate 3 is detachably arranged on the lower end surface 23;
a stirring shaft 4, the upper end of which is fixed on the upper end face 22;
the driving device 5 drives the sliding block 21 to rotate in the circumferential sliding groove 12, so as to drive the sealing element 2 and the stirring shaft 4 to rotate;
a fixing groove 221 is formed in the blind hole 11 at a position corresponding to the second vertical plate 242, and a through hole 231 is formed in the lower end surface 23 at a position corresponding to the second vertical plate 242; the cover plate 3 is disposed on the lower end surface 23, and fixes the upper end of the second vertical plate 242 to the fixing groove 221, and the lower end of the second vertical plate 242 to the through hole 231.
In the use process, when the stirring shaft 4 needs to be sealed, the first vertical plate 241 and the second vertical plate 242 are spliced into the side wall 24, the stirring shaft 4 is sealed by the sealing element 2, the driving device 5 drives the sliding block 21 to move circularly in the circumferential sliding groove 12 to drive the sealing element 2 to rotate, and stirring is performed by the rotation of the sealing element 2. When need not seal the (mixing) shaft 4 and handle, demolish second riser 242 from sealing member 2, simultaneously, also can demolish the apron, and (mixing) shaft 4 and first riser 241 all have stirring function, and (mixing) shaft 4 and first riser 241 rotate simultaneously, stir chemical reagent, accomplish the stirring process fast.
In the above scheme, a groove 2411 is formed in the side wall of the first vertical plate 241, and a protrusion 2421 matched with the groove 2411 is arranged on the side wall of the second vertical plate 242.
The second riser 242 is clamped in the groove 2411 of the first riser 241 through the bump 2421, so that the first riser 241 and the second riser 242 are spliced.
In the above solution, the first vertical plate 241 and the second vertical plate 242 are arranged at intervals and spliced to form the side wall 24.
Two adjacent the interval of first riser 241 equals, when need not carry out sealing process to (mixing) shaft 4, and is a plurality of first riser 241 evenly sets up, and stirring effect is good.
In the above scheme, the sealing tape 6 is arranged on the inner side wall of the second vertical plate 242.
In the above embodiment, the width of the sealing tape 6 is greater than the width of the second riser 242.
In the above solution, when the first riser 241 and the second riser 242 are spliced together, the sealing tape 6 extends from the second riser 242 to the first riser 241; when the first riser 241 and the second riser 242 are spliced to form the sidewall 24, the sealing tape 6 seals the inner wall of the sidewall 24.
The sealing bag carries out sealing treatment to the gap of first riser 241 and the concatenation of second riser 242, guarantees the sealed effect of sealing member 2 to (mixing) shaft 4.
In the above scheme, the cover plate 3 is in threaded connection with the lower end surface 23.
The distance value between the upper end surface and the lower end surface 23 of the cover plate 3 is adjusted by screw threads, so that the second vertical plate 242 can be fixed between the upper end surface 22 and the lower end surface 23.
In the above scheme, the stirring shaft 4 is located at the center of the upper end surface 22.
In the scheme, the diameter of the sealing element 2 is 5-7 times of that of the stirring shaft 4.
When the stirring shaft 4 does not need to be sealed, a preset distance is reserved between the first vertical plate 241 and the stirring shaft 4, and the stirring effect is improved.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (9)
1. A sealing device for a stirring shaft is characterized by comprising:
a connecting plate for connecting to a stirring device; a round blind hole is formed in the connecting plate; a circumferential sliding groove is formed in the circumference of the blind hole;
the sealing element is arranged on the connecting plate and is a hollow cylinder; a sliding block matched with the circumferential sliding groove is arranged on the outer circumference of the sealing element; the sealing element comprises an upper end surface, a lower end surface and a side wall; the side wall is formed by splicing a first vertical plate and a second vertical plate, the first vertical plate is fixed between the upper end surface and the lower end surface, and the second vertical plate is detachably fixed between the upper end surface and the lower end surface;
the cover plate is detachably arranged on the lower end face;
the upper end of the stirring shaft is fixed on the upper end face;
the driving device drives the sliding block to rotate in the circumferential sliding groove, so that the sealing element and the stirring shaft are driven to rotate;
a fixing groove is formed in the position, corresponding to the second vertical plate, of the upper end face, and a through hole is formed in the position, corresponding to the second vertical plate, of the lower end face; the upper end of the second vertical plate is fixed to the fixing groove, and the lower end of the second vertical plate is fixed to the through hole.
2. The sealing device for the stirring shaft of claim 1, wherein a groove is formed in the side wall of the first vertical plate, and a projection matched with the groove is formed in the side wall of the second vertical plate.
3. The seal arrangement for a mixing shaft of claim 2, wherein said first riser and said second riser are spaced apart and spliced to said sidewall.
4. The seal arrangement for the mixing shaft of claim 3, wherein a sealing strip is provided on the inner sidewall of said second riser.
5. The seal arrangement of the mixing shaft of claim 4, wherein said sealing strip has a width greater than a width of said second riser.
6. The seal arrangement of the mixing shaft of claim 5, wherein said sealing strip extends from said second riser to said first riser when said first riser and said second riser are spliced together; when the first vertical plate and the second vertical plate are spliced into the side wall, the sealing tape seals the inner wall of the side wall.
7. The mixer shaft sealing arrangement according to claim 6 wherein said cover plate is threadably connected to said lower end surface.
8. The seal arrangement for an agitator shaft of claim 7, wherein said agitator shaft is located centrally on said upper end surface.
9. The sealing device for the stirring shaft of claim 8, wherein the diameter of the sealing element is 5-7 times of the diameter of the stirring shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021365708.4U CN212616285U (en) | 2020-07-13 | 2020-07-13 | Sealing device of stirring shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021365708.4U CN212616285U (en) | 2020-07-13 | 2020-07-13 | Sealing device of stirring shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212616285U true CN212616285U (en) | 2021-02-26 |
Family
ID=74707886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021365708.4U Active CN212616285U (en) | 2020-07-13 | 2020-07-13 | Sealing device of stirring shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212616285U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113090775A (en) * | 2021-05-06 | 2021-07-09 | 威仕喜(浙江)流体技术有限公司 | Electromagnetic valve and sealing structure |
-
2020
- 2020-07-13 CN CN202021365708.4U patent/CN212616285U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113090775A (en) * | 2021-05-06 | 2021-07-09 | 威仕喜(浙江)流体技术有限公司 | Electromagnetic valve and sealing structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A sealing device for mixing shaft Effective date of registration: 20230506 Granted publication date: 20210226 Pledgee: Tieling Branch of Shengjing Bank Co.,Ltd. Pledgor: LIAONING BAOYUAN CHEMICAL EQUIPMENT MANUFACTURING Co.,Ltd. Registration number: Y2023210000097 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20210226 Pledgee: Tieling Branch of Shengjing Bank Co.,Ltd. Pledgor: LIAONING BAOYUAN CHEMICAL EQUIPMENT MANUFACTURING Co.,Ltd. Registration number: Y2023210000097 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A sealing device for mixing shaft Granted publication date: 20210226 Pledgee: Tieling Branch of Shengjing Bank Co.,Ltd. Pledgor: LIAONING BAOYUAN CHEMICAL EQUIPMENT MANUFACTURING Co.,Ltd. Registration number: Y2024980017582 |