CN204147781U - The side-feeding type mixer of mechanical seal can be changed online - Google Patents
The side-feeding type mixer of mechanical seal can be changed online Download PDFInfo
- Publication number
- CN204147781U CN204147781U CN201420603719.XU CN201420603719U CN204147781U CN 204147781 U CN204147781 U CN 204147781U CN 201420603719 U CN201420603719 U CN 201420603719U CN 204147781 U CN204147781 U CN 204147781U
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- China
- Prior art keywords
- shaft
- mechanical seal
- bearing block
- sealing shroud
- shaft coupling
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of side-feeding type mixer can changing mechanical seal online, comprise the pedestal be arranged on mixer body, reducing motor, shaft and agitator, shaft is fixed with mechanical seal, the bearing block fixing with pedestal is provided with between mechanical seal and pedestal, the end face of the nearly mechanical seal side of bearing block is connected with sealing shroud, the annulus of sealing shroud puts in bearing block and is sealed and matched with inner hole of bearing seat, the support ring with shaft relative sliding is provided with between the annulus endoporus of sealing shroud and shaft, the lock sleeve fixing with shaft is provided with between support ring and bearing block medial surface, lock sleeve side is provided with the sealing ring being pressed on bearing block medial surface after shaft moves to body direction.The utility model promotes lock sleeve by sealing shroud and drives whole shaft to move in body, and the effect of dependence sealing ring realizes the positiver sealing between lock sleeve and bearing block, thus carries out online repair and replacement to mechanical seal.
Description
Technical field
The utility model relates to a kind of side-feeding type mixer can changing mechanical seal online.
Background technology
In chemical industry, agitated liquid tank body volume used often has several thousand even up to ten thousand cubes, so after mixer machine's sealing produces leakage, because pot liquid cannot all bleed off, both brought great inconvenience to maintenance, also be uneconomic simultaneously, for sort this problem out, there is the side-feeding type mixer being arranged on tank body side, solve the servicing machine sealing when not blowing, for curstomer's site operation provides conveniently, provide cost savings.But the mixer of the online replacing of some enterprises abroad, expensive, cost performance is not high, complex structure, changes and needs to improve yet.And system is changed in the mechanical seal of domestic enterprise online, stabilization of equipment performance is poor, is difficult to really accomplish to change mechanical seal online.
Utility model content
The technical problems to be solved in the utility model is: overcome the deficiency in prior art, provides the side-feeding type mixer can changing mechanical seal online that a kind of structure is simple, easy to operate.
The utility model solves the technical scheme that its technical problem adopts: a kind of side-feeding type mixer can changing mechanical seal online, comprise the pedestal be arranged on mixer body, reducing motor, the shaft put in body and the agitator being arranged on shaft tail end is connected with reducing motor output shaft, shaft is fixed with mechanical seal, the bearing block fixing with pedestal is provided with between mechanical seal and pedestal, the end face of the nearly mechanical seal side of described bearing block is connected with sealing shroud, the annulus of sealing shroud puts in bearing block and is sealed and matched with inner hole of bearing seat, the support ring with shaft relative sliding is provided with between the annulus endoporus of sealing shroud and shaft, the lock sleeve fixing with shaft is provided with between support ring and bearing block medial surface, lock sleeve side is provided with the sealing ring being pressed on bearing block medial surface after shaft moves to body direction.
Particularly, shaft coupling is provided with between described reducing motor output shaft and shaft, described shaft coupling comprises the active shaft coupling be connected with reducing motor output shaft, the passive shaft coupling be connected with shaft, between active shaft coupling and passive shaft coupling, be provided with intermediate shaft coupling.
Described pedestal comprises the flange portion with endoporus be connected with body, the protection cabinet be fixed in flange portion, and bearing block, mechanical seal and shaft coupling are all located in protection cabinet, and protection cabinet sidewall offers manhole.
Put in the position in bearing block for ease of adjustment sealing shroud, between described sealing shroud and bearing block end face, be provided with cushion block.
For improving the lubricant effect of shaft, be provided with oil leab in described sealing shroud, oil leab outer end is provided with the fuel filler neck being connected to sealing shroud end face, be provided with in support ring can receive oil leab instill the axial oilhole of lubricating oil.
The beneficial effects of the utility model are: the utility model promotes lock sleeve by sealing shroud and drives whole shaft to move in body, the effect of dependence sealing ring realizes the positiver sealing between lock sleeve and bearing block, thus online repair and replacement are carried out to mechanical seal, structure is simple, easy to operate, solve the problem of the maintain and replace mechanical seal when not blowing, provide cost savings.
Accompanying drawing explanation
Below in conjunction with drawings and embodiments, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structure for amplifying schematic diagram at A place in Fig. 1.
The 1. pedestal 1-1. flange portion 1-2. protection cabinet 1-3. manhole 2. reducing motor 3. shaft 4. agitator 5. mechanical seal 6. bearing block 7. sealing shroud 8. support ring 9. lock sleeve 10. sealing ring 11-1. initiatively axial oilhole of shaft coupling 11-2. passive shaft coupling 11-3. intermediate shaft coupling 12. cushion block 13. oil leab 14. fuel filler neck 15. in figure
Detailed description of the invention
By reference to the accompanying drawings the utility model is further described now.These accompanying drawings illustrate basic structure of the present utility model all in a schematic way, and therefore it only shows the formation relevant with the utility model.
As Fig. 1, a kind of side-feeding type mixer can changing mechanical seal online shown in Fig. 2, comprise the pedestal 1 be arranged on mixer body, reducing motor 2, the shaft 3 put in body and the agitator 4 being arranged on shaft 3 tail end is connected with reducing motor 2 output shaft, shaft coupling is provided with between reducing motor 2 output shaft and shaft 3, described shaft coupling comprises the active shaft coupling 11-1 be connected with reducing motor 2 output shaft, the passive shaft coupling 11-2 be connected with shaft 3, intermediate shaft coupling 11-3 is provided with between active shaft coupling 11-1 and passive shaft coupling 11-2.
Shaft 3 is fixed with mechanical seal 5, the bearing block 6 fixing with pedestal 1 is provided with between mechanical seal 5 and pedestal 1, the end face of nearly mechanical seal 5 side of described bearing block 6 is connected with sealing shroud 7, between described sealing shroud 7 and bearing block 6 end face, is provided with cushion block 12.
Described sealing shroud 7 has Flange joint portion and annulus, annulus has endoporus, the Flange joint portion of sealing shroud 7 is connected with bearing block 6 end face, the annulus of sealing shroud 7 puts in bearing block 6 and is sealed and matched with bearing block 6 endoporus, the support ring 8 with shaft 3 relative sliding is provided with between the annulus endoporus and shaft 3 of sealing shroud 7, this support ring adopts 15% glass fibre Teflon to make, relative to a sliding bearing, to ensure that in sliding support in running and disassembly process, shaft 3 is concentric, between support ring 8 and bearing block 6 medial surface, be provided with ring set be fixed on lock sleeve 9 on shaft 3, described lock sleeve 9 has seal disc and the trunk portion of integrative-structure, the seal disc side of lock sleeve 9 is provided with the sealing ring 10 being pressed on bearing block 6 medial surface after shaft 3 moves to body direction.
Described pedestal 1 comprises the flange portion 1-1 with endoporus be connected with body, the protection cabinet 1-2 be fixed on flange portion 1-1; bearing block 6, mechanical seal 5 and shaft coupling are all located in protection cabinet 1-2; protection cabinet 1-2 serves good proofing dust and protecting effect; protection cabinet 1-2 sidewall offers manhole 1-3, field-strip can be carried out to the parts be arranged in protection cabinet 1-2 easily by manhole 1-3.
For improving the lubricant effect of shaft, oil leab 13 is provided with in described sealing shroud 7, oil leab 13 outer end is provided with the fuel filler neck 14 being connected to sealing shroud 7 end face, support ring 8 annular be evenly equipped with six can to receive in oil leab 13 by fuel filler neck 14 instill the axial oilhole 15 of lubricating oil.
When mechanical seal 5 changed by needs, first adopt spanner that coupling bolt is unclamped dismounting by the manhole 1-3 on pedestal 1, unclamp the connecting bolt on sealing shroud 7 a little, cushion block 12 is extracted out, fuel filler neck 14 is removed, then with spanner, the connecting bolt on sealing shroud 7 is tightened, sealing shroud 7 moves to right and is pressed in the seal disc lateral surface of lock sleeve 9, whole shaft 3 is driven to move in body by lock sleeve 9, until the seal disc medial surface of lock sleeve 9 and bearing block 6 medial surface fit tightly, sealing ring 10 is relied on to act on the positiver sealing realized between lock sleeve 9 and bearing block 6, then intermediate shaft coupling 11-3 and passive shaft coupling 11-2 is removed, then inner hexagon spanner is adopted to be unclamped by the screw in mechanical seal 5, from shaft 3 end, mechanical seal 5 is removed, carry out changing or keeping in repair.At lock sleeve 9 and shaft 3, sealing shroud 7 and bearing block 6 endoporus and be all provided with seal washer between sealing shroud 7 outer face and shaft 3, with ensure normal run and dismounting time positiver sealing.
The utility model promotes lock sleeve 9 by sealing shroud 7 and drives whole shaft 3 to move in body, sealing ring 10 is relied on to act on the positiver sealing realized between lock sleeve 9 and bearing block 6, thus online repair and replacement are carried out to mechanical seal 5, structure is simple, easy to operate, solve the problem of the maintain and replace mechanical seal 5 when not blowing, provide cost savings.
Above-mentioned embodiment is only for illustrating technical conceive of the present utility model and feature; its object is to person skilled in the art can be understood content of the present utility model and be implemented; protection domain of the present utility model can not be limited with this; all equivalences done according to the utility model Spirit Essence change or modify, and all should be encompassed in protection domain of the present utility model.
Claims (5)
1. can change the side-feeding type mixer of mechanical seal online for one kind, comprise the pedestal (1) be arranged on mixer body, reducing motor (2), be connected the shaft (3) put in body with reducing motor (2) output shaft and be arranged on the agitator (4) of shaft (3) tail end, shaft (3) is fixed with mechanical seal (5), the bearing block (6) fixing with pedestal (1) is provided with between mechanical seal (5) and pedestal (1), it is characterized in that: the end face of nearly mechanical seal (5) side of described bearing block (6) is connected with sealing shroud (7), the annulus of sealing shroud (7) puts in bearing block (6) and is sealed and matched with bearing block (6) endoporus, the support ring (8) with shaft (3) relative sliding is provided with between the annulus endoporus of sealing shroud (7) and shaft (3), the lock sleeve (9) fixing with shaft (3) is provided with between support ring (8) and bearing block (6) medial surface, lock sleeve (9) side is provided with the sealing ring (10) being pressed on bearing block (6) medial surface after shaft (3) moves to body direction.
2. the side-feeding type mixer can changing mechanical seal online according to claim 1, it is characterized in that: between described reducing motor (2) output shaft and shaft (3), be provided with shaft coupling, described shaft coupling comprises the active shaft coupling (11-1) be connected with reducing motor (2) output shaft, the passive shaft coupling (11-2) be connected with shaft (3), is provided with intermediate shaft coupling (11-3) between active shaft coupling (11-1) and passive shaft coupling (11-2).
3. the side-feeding type mixer can changing mechanical seal online according to claim 2, it is characterized in that: described pedestal (1) comprises the flange portion (1-1) with endoporus be connected with body, the protection cabinet (1-2) be fixed in flange portion (1-1), bearing block (6), mechanical seal (5) and shaft coupling are all located in protection cabinet (1-2), protection cabinet (1-2) sidewall offer manhole (1-3).
4. the side-feeding type mixer can changing mechanical seal online according to claim 1, is characterized in that: be provided with cushion block (12) between described sealing shroud (7) and bearing block (6) end face.
5. the side-feeding type mixer can changing mechanical seal online according to claim 1, it is characterized in that: in described sealing shroud (7), be provided with oil leab (13), oil leab (13) outer end is provided with the fuel filler neck (14) being connected to sealing shroud (7) end face, be provided with in support ring (8) can receive oil leab (13) instill the axial oilhole (15) of lubricating oil.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420603719.XU CN204147781U (en) | 2014-10-17 | 2014-10-17 | The side-feeding type mixer of mechanical seal can be changed online |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420603719.XU CN204147781U (en) | 2014-10-17 | 2014-10-17 | The side-feeding type mixer of mechanical seal can be changed online |
Publications (1)
Publication Number | Publication Date |
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CN204147781U true CN204147781U (en) | 2015-02-11 |
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Application Number | Title | Priority Date | Filing Date |
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CN201420603719.XU Expired - Fee Related CN204147781U (en) | 2014-10-17 | 2014-10-17 | The side-feeding type mixer of mechanical seal can be changed online |
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CN (1) | CN204147781U (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105546121A (en) * | 2016-01-08 | 2016-05-04 | 湖南创元铝业有限公司 | Stirrer mechanical sealing device slurry leakage online adjustment method |
CN106169829A (en) * | 2016-07-27 | 2016-11-30 | 中车永济电机有限公司 | The traction electric machine of bearing can be changed online |
CN108236858A (en) * | 2016-12-26 | 2018-07-03 | 上海沃迪自动化装备股份有限公司 | A kind of support device and stirring system of dispersator structure axial force |
CN108654420A (en) * | 2018-01-02 | 2018-10-16 | 孙宇航 | Double-directional rotary mixing component, blender and its working method using the component |
CN111672354A (en) * | 2020-06-30 | 2020-09-18 | 浙江长城搅拌设备股份有限公司 | Stirring device capable of replacing mechanical seal under pressure on line |
-
2014
- 2014-10-17 CN CN201420603719.XU patent/CN204147781U/en not_active Expired - Fee Related
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105546121A (en) * | 2016-01-08 | 2016-05-04 | 湖南创元铝业有限公司 | Stirrer mechanical sealing device slurry leakage online adjustment method |
CN105546121B (en) * | 2016-01-08 | 2018-05-29 | 晟通科技集团有限公司 | The method of blender mechanically-sealing apparatus spillage on-line tuning |
CN106169829A (en) * | 2016-07-27 | 2016-11-30 | 中车永济电机有限公司 | The traction electric machine of bearing can be changed online |
CN106169829B (en) * | 2016-07-27 | 2018-02-16 | 中车永济电机有限公司 | The traction electric machine of bearing can be changed online |
CN108236858A (en) * | 2016-12-26 | 2018-07-03 | 上海沃迪自动化装备股份有限公司 | A kind of support device and stirring system of dispersator structure axial force |
CN108654420A (en) * | 2018-01-02 | 2018-10-16 | 孙宇航 | Double-directional rotary mixing component, blender and its working method using the component |
CN108654420B (en) * | 2018-01-02 | 2023-05-12 | 金华市高就机电设备有限公司 | Bidirectional rotation stirring assembly, stirrer using same and working method thereof |
CN111672354A (en) * | 2020-06-30 | 2020-09-18 | 浙江长城搅拌设备股份有限公司 | Stirring device capable of replacing mechanical seal under pressure on line |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150211 Termination date: 20181017 |
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CF01 | Termination of patent right due to non-payment of annual fee |