CN212202592U - Corrosion-resistant desulfurization peripheral pump mechanical sealing element - Google Patents
Corrosion-resistant desulfurization peripheral pump mechanical sealing element Download PDFInfo
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- CN212202592U CN212202592U CN202020555350.5U CN202020555350U CN212202592U CN 212202592 U CN212202592 U CN 212202592U CN 202020555350 U CN202020555350 U CN 202020555350U CN 212202592 U CN212202592 U CN 212202592U
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- ring gland
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- 238000007789 sealing Methods 0.000 title claims abstract description 143
- 238000005260 corrosion Methods 0.000 title claims abstract description 21
- 230000002093 peripheral effect Effects 0.000 title claims abstract description 20
- 230000007797 corrosion Effects 0.000 title claims abstract description 17
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 17
- 230000023556 desulfurization Effects 0.000 title claims abstract description 17
- 210000004907 gland Anatomy 0.000 claims abstract description 117
- 230000003068 static effect Effects 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 39
- 230000005489 elastic deformation Effects 0.000 description 4
- 238000005536 corrosion prevention Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a peripheral pump mechanical seal spare of corrosion-resistant desulfurization relates to seal structure technical field for the pump, including axle sleeve, quiet ring, rotating ring, quiet ring gland, go up the rotating ring gland, lower rotating ring gland, first recess, second recess, first sealing washer, second sealing washer, third sealing washer and fourth sealing washer, first sealing washer and second sealing washer are inside all to be equipped with the first spherical chamber of a plurality of, and third sealing washer and second sealing washer are inside all to be equipped with the spherical chamber of a plurality of second. The utility model discloses can carry out multiple sealing between rotating ring and the last rotating ring gland, can carry out multiple sealing to last rotating ring gland and lower rotating ring gland, can strengthen the inseparable effect of contact of first sealing washer and second sealing washer and rotating ring and last rotating ring gland, can strengthen the inseparable effect of contact of third sealing washer and fourth sealing washer and last rotating ring gland and lower rotating ring gland, can effectively strengthen mechanical seal's sealed effect, and then effectively strengthen the anticorrosion effect, avoid producing and leak.
Description
Technical Field
The utility model relates to a seal structure technical field for the pump, more specifically say, the utility model relates to a peripheral pump mechanical seal of corrosion-resistant desulfurization.
Background
In the industrial process, a large amount of sulfur-containing waste gas is generated, and once discharged into the air, the sulfur-containing waste gas has a bad influence on the environment. Usually, a desulfurization pump is matched with a desulfurization tower and arranged on the flue gas desulfurization, so that the corrosive liquid is circularly sprayed in the desulfurization tower, and the effect of removing sulfur dioxide in the flue gas is achieved. The mechanical sealing part belongs to one of precise mechanical basic elements with complex structures and is a key part of equipment such as various pumps, reaction synthesis kettles, turbine compressors, submersible motors and the like.
The mechanical sealing element of the existing desulfurization peripheral pump has poor corrosion prevention effect and is easy to generate leakage.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a peripheral pump mechanical seal of corrosion-resistant desulfurization, the utility model aims to solve the problem be: how to strengthen the anti-corrosion effect of the mechanical sealing element of the peripheral pump for desulfurization and avoid leakage.
In order to achieve the above object, the utility model provides a following technical scheme: a corrosion-resistant desulfurization peripheral pump mechanical sealing element comprises a shaft sleeve, a stationary ring and a movable ring, wherein a stationary ring gland is arranged on the outer wall of the shaft sleeve outside the stationary ring, an upper movable ring gland is sleeved at one end, away from the stationary ring, of the outer wall of the movable ring, a lower movable ring gland which is movably connected is arranged on one side, away from the stationary ring, of the upper movable ring gland, one end of the outer wall of the movable ring is provided with a first groove matched with the upper movable ring gland, one end of the outer wall of the lower movable ring gland is provided with a second groove matched with the upper movable ring gland, the outer wall of the first groove is provided with a plurality of first sealing rings, one end, close to the movable ring, of the inner wall of the upper movable ring gland is provided with a plurality of second sealing rings, the outer wall of the second groove is provided with a plurality of third sealing rings, one end, close to the lower movable ring gland, of the inner wall of the upper movable ring gland is provided, the third sealing ring with the inside spherical chamber of a plurality of second that all is equipped with of second sealing ring.
The embodiment of the utility model provides a corrosion-resistant peripheral pump mechanical sealing element for desulfurization, the shaft sleeve, the stationary ring and the rotating ring are matched to perform mechanical sealing, the stationary ring gland can fix the stationary ring, the upper rotating ring gland and the lower rotating ring gland can movably protect the rotating ring, the first groove is used for connecting the rotating ring and the upper rotating ring gland, the second groove is used for connecting the upper rotating ring gland and the lower rotating ring gland, the first sealing ring and the second sealing ring can perform multiple sealing between the rotating ring and the upper rotating ring gland, the second sealing ring and the third sealing ring can perform multiple sealing on the upper rotating ring gland and the lower rotating ring gland, the sealing effect of the mechanical sealing element can be effectively enhanced, the anti-corrosion effect can be effectively enhanced, the leakage can be avoided, the elastic deformation capability of the first sealing ring and the second sealing ring can be enhanced by the first spherical cavity, and the contact tightness effect of the first sealing ring and the second sealing ring and the rotating ring and the upper rotating ring gland can be effectively enhanced, the elastic deformation ability of third sealing washer and fourth sealing washer can be strengthened to the spherical chamber of second, and then effectively strengthens the inseparable effect of contact of third sealing washer and fourth sealing washer and last rotating ring gland and lower rotating ring gland, can effectively strengthen sealed effect, strengthens the anticorrosion effect, avoids producing and leaks to solve the problem that proposes among the above-mentioned background art.
In a preferred embodiment, the static ring and the dynamic ring are both sleeved outside the shaft sleeve, and the dynamic ring is movably arranged on one side of the static ring to determine the positions of the static ring and the dynamic ring.
In a preferred embodiment, an installation cavity is arranged between the inner side of the upper rotating ring gland and the inner side of the lower rotating ring gland, a spring is arranged on the inner side of the installation cavity, the installation cavity can provide an installation space for the spring, one end of the spring is connected with the outer wall of the rotating ring, the other end of the spring is connected with the outer wall of the lower rotating ring gland, and the spring can provide elastic support for the rotating ring and the lower rotating ring gland.
In a preferred embodiment, the maximum outer diameter of the upper rotating ring gland is equal to the maximum outer diameter of the rotating ring, and the maximum outer diameter of the rotating ring is equal to the maximum outer diameter of the lower rotating ring gland, so that the uniformity of the external dimension of the mechanical seal is ensured.
In a preferred embodiment, the first sealing rings and the second sealing rings are arranged in a staggered manner, so that the sealing effect between the upper moving ring gland and the moving ring can be effectively enhanced, and the third sealing rings and the fourth sealing rings are arranged in a staggered manner, so that the sealing effect between the upper moving ring gland and the lower moving ring gland can be effectively enhanced.
In a preferred embodiment, the first sealing ring is equal to the cross section of the second sealing ring in external diameter, the third sealing ring is equal to the cross section of the fourth sealing ring in external diameter, the gap between the inner wall of the upper moving ring gland and the outer wall of the moving ring is smaller than the cross section of the first sealing ring in external diameter, the gap between the inner wall of the upper moving ring gland and the outer wall of the lower moving ring gland is smaller than the cross section of the third sealing ring in external diameter, so that after the mechanical sealing element is assembled, the first sealing ring, the second sealing ring, the third sealing ring and the second sealing ring are extruded and deformed, and the sealing effect is ensured.
The utility model discloses a technological effect and advantage:
1. the utility model discloses a set up rotating ring, go up rotating ring gland, lower rotating ring gland, first sealing washer, second sealing washer, third sealing washer and fourth sealing washer, can carry out multiple sealing between rotating ring and the last rotating ring gland, can carry out multiple sealing to last rotating ring gland and lower rotating ring gland, can effectively strengthen the sealed effect of mechanical seal spare, and then effectively strengthen the anticorrosion effect, avoid producing the leakage;
2. the utility model discloses a set up first spherical chamber and the spherical chamber of second, can strengthen the inseparable effect of contact of first sealing washer and second sealing washer and rotating ring and last rotating ring gland, can strengthen the inseparable effect of contact of third sealing washer and fourth sealing washer and last rotating ring gland and lower rotating ring gland, can effectively strengthen sealed effect, strengthen the anticorrosion effect, avoid producing and leak.
Drawings
Fig. 1 is an overall front sectional view of the present invention.
Fig. 2 is a front view of the whole body of the present invention.
Fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.
Fig. 4 is an enlarged schematic view of the present invention at B in fig. 1.
Fig. 5 is a front sectional view of the upper moving ring gland of the present invention.
Fig. 6 is an enlarged schematic view of the present invention at C in fig. 5.
The reference signs are: 1 axle sleeve, 2 quiet rings, 3 rotating rings, 4 quiet ring gland, 5 go up rotating ring gland, 6 lower rotating ring gland, 7 first recesses, 8 second recesses, 9 first sealing washer, 10 second sealing washers, 11 third sealing washer, 12 fourth sealing washer, 13 first spherical cavity, 14 spherical cavity of second, 15 installation cavity, 16 springs.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these example embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus their repetitive description will be omitted.
Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more example embodiments. In the following description, numerous specific details are provided to give a thorough understanding of example embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the subject matter of the present disclosure can be practiced without one or more of the specific details, or with other methods, components, steps, and so forth. In other instances, well-known structures, methods, implementations, or operations are not shown or described in detail to avoid obscuring aspects of the disclosure.
The mechanical sealing element of the corrosion-resistant desulfurization peripheral pump shown in fig. 1-6 comprises a shaft sleeve 1, a stationary ring 2 and a movable ring 3, wherein a stationary ring gland 4 is arranged on the outer wall of the shaft sleeve 1 and positioned on the outer side of the stationary ring 2, an upper movable ring gland 5 is sleeved at one end, far away from the stationary ring 2, of the outer wall of the movable ring 3, a lower movable ring gland 6 which is movably connected is arranged on one side, far away from the stationary ring 2, of the upper movable ring gland 5, a first groove 7 which is matched with the upper movable ring gland 5 is arranged at one end of the outer wall of the movable ring 3, a second groove 8 which is matched with the upper movable ring gland 5 is arranged at one end of the outer wall of the lower movable ring gland 6, a plurality of first sealing rings 9 are arranged on the outer wall of the first groove 7, a plurality of second sealing rings 10 are arranged at one end, close to the movable ring gland 3, of the inner wall of the upper movable, a fourth sealing ring 12 is arranged at one end, close to the lower moving ring gland 6, of the inner wall of the upper moving ring gland 5;
the static ring 2 and the dynamic ring 3 are both sleeved outside the shaft sleeve 1, and the dynamic ring 3 is movably arranged on one side of the static ring 2 to determine the positions of the static ring 2 and the dynamic ring 3;
an installation cavity 15 is arranged between the inner side of the upper rotating ring gland 5 and the inner side of the lower rotating ring gland 6, a spring 16 is arranged on the inner side of the installation cavity 15, the installation cavity 15 can provide an installation space for the spring 16, one end of the spring 16 is connected with the outer wall of the rotating ring 3, the other end of the spring 16 is connected with the outer wall of the lower rotating ring gland 6, and the spring 16 can provide elastic support for the rotating ring 3 and the lower rotating ring gland 6;
the maximum outer diameter of the upper moving ring gland 5 is equal to the maximum outer diameter of the moving ring 3, the maximum outer diameter of the moving ring 3 is equal to the maximum outer diameter of the lower moving ring gland 6, and the uniformity of the external dimension of the mechanical sealing element is ensured;
the first sealing rings 9 and the second sealing rings 10 are arranged in a staggered manner, so that the sealing effect between the upper moving ring gland 5 and the moving ring 3 can be effectively enhanced, and the third sealing rings 11 and the fourth sealing rings 12 are arranged in a staggered manner, so that the sealing effect between the upper moving ring gland 5 and the lower moving ring gland 6 can be effectively enhanced;
The implementation mode is specifically as follows: when in use, the shaft sleeve 1, the static ring 2 and the dynamic ring 3 are matched to carry out mechanical sealing by arranging the dynamic ring 3, the upper dynamic ring gland 5, the lower dynamic ring gland 6, the first sealing ring 9, the second sealing ring 10, the third sealing ring 11 and the fourth sealing ring 12, the static ring gland 4 can fix the static ring 2, the upper dynamic ring gland 5 and the lower dynamic ring gland 6 can movably protect the dynamic ring 3, the first groove 7 is used for connecting the dynamic ring 3 and the upper dynamic ring gland 5, the second groove 8 is used for connecting the upper dynamic ring gland 5 and the lower dynamic ring gland 6, the first sealing ring 9 and the second sealing ring 10 can carry out multiple sealing between the dynamic ring 3 and the upper dynamic ring gland 5, the second sealing ring 11 and the third sealing ring 12 can carry out multiple sealing on the upper dynamic ring gland 5 and the lower dynamic ring gland 6, the sealing effect of the mechanical sealing element can be effectively enhanced, the anti-corrosion effect is further effectively enhanced, and leakage is avoided; the implementation mode specifically solves the problems that the mechanical sealing element of the existing desulfurization peripheral pump in the background art is poor in corrosion prevention effect and easy to generate leakage.
As shown in fig. 1 and fig. 3-6, the corrosion-resistant peripheral pump mechanical seal for desulfurization further comprises a plurality of first spherical cavities 13 disposed inside the first seal ring 9 and the second seal ring 10, and a plurality of second spherical cavities 14 disposed inside the third seal ring 11 and the second seal ring 12.
The implementation mode is specifically as follows: during the use, through setting up first spherical chamber 13 and second spherical chamber 14, the elastic deformation ability of first sealing washer 9 and second sealing washer 10 can be strengthened in first spherical chamber 13, and then effectively strengthen the inseparable effect of contact of first sealing washer 9 and second sealing washer 10 and rotating ring 3 and last rotating ring gland 5, the elastic deformation ability of third sealing washer 11 and fourth sealing washer 12 can be strengthened in second spherical chamber 14, and then effectively strengthen the inseparable effect of contact of third sealing washer 11 and fourth sealing washer 12 and last rotating ring gland 5 and lower rotating ring gland 6, can effectively strengthen sealed effect, strengthen the anticorrosion effect, avoid producing the leakage.
The utility model discloses the theory of operation:
referring to the attached drawings 1-6 of the specification, by arranging the movable ring 3, the upper movable ring gland 5, the lower movable ring gland 6, the first seal ring 9, the second seal ring 10, the third seal ring 11 and the fourth seal ring 12, multiple sealing can be performed between the movable ring 3 and the upper movable ring gland 5, and the upper movable ring gland 5 and the lower movable ring gland 6, so that the sealing effect of a mechanical sealing element can be effectively enhanced, the anti-corrosion effect can be effectively enhanced, and leakage can be avoided;
further, referring to the attached drawings 1 and 3-6 of the specification, by arranging the first spherical cavity 13 and the second spherical cavity 14, the contact tightness effect of the first sealing ring 9 and the second sealing ring 10 with the moving ring 3 and the upper moving ring gland 5 can be enhanced, the contact tightness effect of the third sealing ring 11 and the fourth sealing ring 12 with the upper moving ring gland 5 and the lower moving ring gland 6 can be enhanced, the sealing effect can be effectively enhanced, the corrosion prevention effect can be enhanced, and the leakage can be avoided.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a peripheral pump mechanical seal of corrosion-resistant desulfurization, includes axle sleeve (1), quiet ring (2) and rotating ring (3), its characterized in that: the outer wall of the shaft sleeve (1) is provided with a stationary ring gland (4) outside the stationary ring (2), one end of the outer wall of the movable ring (3) far away from the stationary ring (2) is sleeved with an upper movable ring gland (5), one side of the outer wall of the shaft sleeve (1) far away from the stationary ring (2) in the upper movable ring gland (5) is provided with a lower movable ring gland (6) in movable connection, one end of the outer wall of the movable ring (3) is provided with a first groove (7) matched with the upper movable ring gland (5), one end of the outer wall of the lower movable ring gland (6) is provided with a second groove (8) matched with the upper movable ring gland (5), the outer wall of the first groove (7) is provided with a plurality of first sealing rings (9), one end of the inner wall of the upper movable ring gland (5) close to the movable ring (3) is provided with a plurality of second sealing rings (10), the outer wall of the second groove (8) is provided with a, go up rotating ring gland (5) inner wall and be close to lower rotating ring gland (6) one end is equipped with fourth sealing washer (12), first sealing washer (9) with second sealing washer (10) inside all is equipped with the first spherical chamber of a plurality of (13), third sealing washer (11) with fourth sealing washer (12) inside all is equipped with the spherical chamber of a plurality of second (14).
2. A corrosion resistant desulfated peripheral pump mechanical seal as recited in claim 1, wherein: the static ring (2) and the dynamic ring (3) are sleeved on the outer side of the shaft sleeve (1), and the dynamic ring (3) is movably arranged on one side of the static ring (2).
3. A corrosion resistant desulfated peripheral pump mechanical seal as recited in claim 1, wherein: an installation cavity (15) is arranged between the inner side of the upper moving ring gland (5) and the inner side of the lower moving ring gland (6).
4. A corrosion resistant desulfated peripheral pump mechanical seal as recited in claim 3, wherein: the inner side of the mounting cavity (15) is provided with a spring (16), one end of the spring (16) is connected with the outer wall of the movable ring (3), and the other end of the spring (16) is connected with the outer wall of the lower movable ring gland (6).
5. A corrosion resistant desulfated peripheral pump mechanical seal as recited in claim 1, wherein: the maximum outer diameter of the upper rotating ring gland (5) is equal to the maximum outer diameter of the rotating ring (3), and the maximum outer diameter of the rotating ring (3) is equal to the maximum outer diameter of the lower rotating ring gland (6).
6. A corrosion resistant desulfated peripheral pump mechanical seal as recited in claim 1, wherein: the first sealing rings (9) and the second sealing rings (10) are arranged in a staggered mode, and the third sealing rings (11) and the fourth sealing rings (12) are arranged in a staggered mode.
7. A corrosion resistant desulfated peripheral pump mechanical seal as recited in claim 1, wherein: the cross section outer diameters of the first sealing ring (9) and the second sealing ring (10) are equal, and the cross section outer diameters of the third sealing ring (11) and the fourth sealing ring (12) are equal.
8. A corrosion resistant desulfated peripheral pump mechanical seal as recited in claim 7, wherein: the gap between the inner wall of the upper moving ring gland (5) and the outer wall of the moving ring (3) is smaller than the outer diameter of the cross section of the first sealing ring (9), and the gap between the inner wall of the upper moving ring gland (5) and the outer wall of the lower moving ring gland (6) is smaller than the outer diameter of the cross section of the third sealing ring (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020555350.5U CN212202592U (en) | 2020-04-15 | 2020-04-15 | Corrosion-resistant desulfurization peripheral pump mechanical sealing element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020555350.5U CN212202592U (en) | 2020-04-15 | 2020-04-15 | Corrosion-resistant desulfurization peripheral pump mechanical sealing element |
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| Publication Number | Publication Date |
|---|---|
| CN212202592U true CN212202592U (en) | 2020-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020555350.5U Active CN212202592U (en) | 2020-04-15 | 2020-04-15 | Corrosion-resistant desulfurization peripheral pump mechanical sealing element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212202592U (en) |
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- 2020-04-15 CN CN202020555350.5U patent/CN212202592U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240522 Address after: 830000, Unit 202, Building 3, Baiyuan Road, Xinshi District, Urumqi, Xinjiang Uygur Autonomous Region Patentee after: Shi Hejun Country or region after: China Patentee after: Yang Zixian Address before: No. 58, Nansha Zhanwen street, Jingang town, Zhangjiagang City, Suzhou City, Jiangsu Province Patentee before: Zhangjiagang Haidi Power Transmission Technology Co.,Ltd. Country or region before: China |
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| TR01 | Transfer of patent right |
Effective date of registration: 20240606 Address after: 830000, No. 559, East 2nd Lane, Jiugou South Road, Midong District, Urumqi City, Xinjiang Uygur Autonomous Region Patentee after: Sobao Industrial Technology Co.,Ltd. Country or region after: China Address before: 830000, Unit 202, Building 3, Baiyuan Road, Xinshi District, Urumqi, Xinjiang Uygur Autonomous Region Patentee before: Shi Hejun Country or region before: China Patentee before: Yang Zixian |