CN213575524U - High-temperature-resistant mechanical seal - Google Patents
High-temperature-resistant mechanical seal Download PDFInfo
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- CN213575524U CN213575524U CN202022377952.9U CN202022377952U CN213575524U CN 213575524 U CN213575524 U CN 213575524U CN 202022377952 U CN202022377952 U CN 202022377952U CN 213575524 U CN213575524 U CN 213575524U
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- high temperature
- mechanical seal
- temperature resistant
- heat
- fixed cover
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Abstract
The utility model discloses a high temperature resistant type mechanical seal, which comprises a rotating shaft, be provided with bilateral symmetry distribution's interior fixed cover in the pivot, the inside of interior fixed cover is provided with the inner seal circle, the outside of interior fixed cover is provided with the outer housing, be provided with the installation department on the outer housing, be provided with cooling mechanism between the installation department, through locking bolt fixed connection between installation department and the cooling mechanism, the utility model relates to a high temperature resistant type mechanical seal through setting up inner seal circle, insulating layer and collar etc. has reached the leakproofness height, the heat-proof quality, good heat dissipation equivalent effect has solved the relatively poor high temperature resistance performance of most present mechanical seals, and self mechanical seal structure when sealed, takes place the relative friction and easily produces the heat, lacks radiator unit, and high temperature easily leads to the problem that life shortens.
Description
Technical Field
The utility model relates to a mechanical seal technical field specifically is a high temperature resistant type mechanical seal.
Background
The mechanical seal is a device for preventing fluid leakage, which is formed by at least one pair of end faces perpendicular to the rotation axis, and the end faces are kept in fit and relatively slide under the action of fluid pressure and the elasticity of a compensation mechanism and the cooperation of an auxiliary seal.
Most of current mechanical seal high temperature resistance performance is relatively poor, and self mechanical seal structure is when sealed, takes place relative friction and easily produces the heat, lacks radiator unit, and high temperature easily leads to life to shorten.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high temperature resistant type mechanical seal to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a high temperature resistant type mechanical seal, includes the pivot, be provided with bilateral symmetry's interior fixed cover in the pivot, the inside of interior fixed cover is provided with the inner seal circle, the outside of interior fixed cover is provided with the housing, be provided with the installation department on the housing, be provided with cooling mechanism between the installation department, through locking bolt fixed connection between installation department and the cooling mechanism.
Preferably, the cooling mechanism includes the collar, the inside of collar is provided with the helical piping, fixed mounting has the connector of longitudinal symmetry distribution on the collar, be provided with the intercommunication groove between connector and the helical piping, it is provided with the heat-conducting layer to correspond helical piping department on the inside wall of collar.
Preferably, a plurality of heat-conducting plates which are uniformly distributed in a surrounding mode are fixedly mounted on the inner side wall of the mounting ring, and bulges are arranged on the heat-conducting plates.
Preferably, the outside fixed mounting of interior fixed cover has the guide block of symmetric distribution, be provided with the direction arch on the inside wall of outer housing, the guide block sets up on the direction arch.
Preferably, the inner fixing sleeve is provided with an extending part which extends to the outer side of the outer casing, and the extending part is sleeved with a limiting ring.
Preferably, an outer sealing ring is arranged between the inner fixing sleeve and the outer housing, and a heat insulation layer is arranged on the surface of the inner fixing sleeve.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a high temperature resistant type mechanical seal, the internal fixation cover, the inner seal circle, outer housing and external seal circle setting, the countershaft carries out bi-polar sealing, and the pivot can cooperate and carry out axial displacement, the internal fixation cover is under protruding and guide block effect of direction this moment, the cooperation removes, the relative axle of inner seal circle keeps static, take place to remove between external seal circle and the extension, keep sealed effect, lead to the derivation coolant liquid through the connector, the coolant liquid flows inside the helical tube, through the heat-conducting layer, heat-conducting plate and arch, the heat that produces the internal friction conducts the heat transfer, take away the heat, play the cooling effect, the insulating layer sets up, play thermal-insulated effect to the external world, make mechanical seal high temperature resistant, the cooling effect has, avoid the life-span reduction that. The utility model relates to a high temperature resistant type mechanical seal through setting up inner seal circle, insulating layer and collar etc. has reached the leakproofness height, and the heat-proof quality, good heat dissipation is equivalent to the effect, and it is relatively poor to have solved present most mechanical seal high temperature resistance ability, and self mechanical seal structure when sealed, takes place the easy production of heat of relative friction, lacks radiator unit, and high temperature easily leads to the problem that life shortens.
Drawings
FIG. 1 is a schematic structural view of a high temperature mechanical seal;
fig. 2 is a schematic structural diagram of a cooling mechanism in a high-temperature resistant mechanical seal.
In the figure: the heat-insulation structure comprises a rotating shaft 1, a rotating shaft 2, an inner fixing sleeve 3, an inner sealing ring 4, an outer cover shell 5, a mounting part 6, a temperature-reducing mechanism 7, a locking bolt 8, a guide protrusion 9, a guide block 10, an extending part 11, a limiting ring 12, an outer sealing ring 12, a heat-insulation layer 13, a mounting ring 14, a connecting port 15, a spiral pipeline 16, a communicating groove 17, a heat-conduction layer 18, a heat-conduction plate 19 and a protrusion 20.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a high temperature resistant type mechanical seal, includes pivot 1, be provided with bilateral symmetry's interior fixed cover 2 in the pivot 1, the inside of interior fixed cover 2 is provided with interior sealing washer 3, the outside of interior fixed cover 2 is provided with housing 4, be provided with installation department 5 on the housing 4, be provided with cooling mechanism 6 between the installation department 5, through locking bolt 7 fixed connection between installation department 5 and the cooling mechanism 6.
Interior fixed cover 2, interior sealing washer 3, outer housing 4 and outer sealing washer 12 set up, carry out the bi-polar to pivot 1 and seal, and pivot 1 can cooperate and carry out axial displacement, and interior fixed cover 2 cooperates the removal under guide protrusion 8 and guide block 9 effect this moment, and interior sealing washer 3 keeps static relative axle, takes place to remove between outer sealing washer 12 and the extension 10, keeps sealed effect.
The cooling mechanism 6 comprises a mounting ring 14, a spiral pipeline 16 is arranged inside the mounting ring 14, connectors 15 which are symmetrically distributed up and down are fixedly mounted on the mounting ring 14, a communicating groove 17 is formed between the connectors 15 and the spiral pipeline 16, and a heat conducting layer 18 is arranged on the inner side wall of the mounting ring 14 corresponding to the spiral pipeline 16.
A plurality of heat conducting plates 19 which are uniformly distributed in a surrounding manner are fixedly arranged on the inner side wall of the mounting ring 14, and bulges 20 are arranged on the heat conducting plates 19.
The cooling liquid is led in and led out through the connecting port 15, flows in the spiral pipeline 16, conducts and exchanges heat to the heat generated by internal friction through the heat conduction layer 18, the heat conduction plate 19 and the protrusion 20, takes away the heat and plays a role in cooling.
The outside fixed mounting of interior fixed cover 2 has the guide block 9 of symmetric distribution, be provided with direction arch 8 on the inside wall of outer housing 4, guide block 9 sets up on direction arch 8.
The inner fixing sleeve 2 is provided with an extending part 10 extending to the outer side of the outer housing 4, and the extending part 10 is sleeved with a limiting ring 11.
An outer sealing ring 12 is arranged between the inner fixing sleeve 2 and the outer housing 4, and a heat insulation layer 13 is arranged on the surface of the inner fixing sleeve 2.
Insulating layer 13 sets up, plays thermal-insulated effect to the external world for mechanical seal is high temperature resistant, has the cooling effect, avoids the life-span reduction that high temperature arouses.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a high temperature resistant type mechanical seal, includes pivot (1), its characterized in that: be provided with interior fixed cover (2) that bilateral symmetry distributes on pivot (1), the inside of interior fixed cover (2) is provided with inner seal circle (3), the outside of interior fixed cover (2) is provided with housing (4), be provided with installation department (5) on housing (4), be provided with cooling mechanism (6) between installation department (5), through locking bolt (7) fixed connection between installation department (5) and cooling mechanism (6).
2. A high temperature resistant mechanical seal according to claim 1, wherein: cooling mechanism (6) are including collar (14), the inside of collar (14) is provided with spiral pipeline (16), fixed mounting has connector (15) of longitudinal symmetry distribution on collar (14), be provided with between connector (15) and spiral pipeline (16) intercommunication groove (17), it is provided with heat-conducting layer (18) to correspond spiral pipeline (16) department on the inside wall of collar (14).
3. A high temperature resistant mechanical seal according to claim 2, wherein: the mounting ring is characterized in that a plurality of heat-conducting plates (19) which are uniformly distributed in a surrounding manner are fixedly mounted on the inner side wall of the mounting ring (14), and bulges (20) are arranged on the heat-conducting plates (19).
4. A high temperature resistant mechanical seal according to claim 3, wherein: the outside fixed mounting of interior fixed cover (2) has guide block (9) of symmetric distribution, be provided with direction arch (8) on the inside wall of outer housing (4), guide block (9) set up on direction arch (8).
5. A high temperature resistant mechanical seal according to claim 4, wherein: the inner fixing sleeve (2) is provided with an extending part (10) extending to the outer side of the outer housing (4), and the extending part (10) is sleeved with a limiting ring (11).
6. A high temperature resistant mechanical seal according to claim 5, wherein: an outer sealing ring (12) is arranged between the inner fixing sleeve (2) and the outer housing (4), and a heat insulation layer (13) is arranged on the surface of the inner fixing sleeve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022377952.9U CN213575524U (en) | 2020-10-23 | 2020-10-23 | High-temperature-resistant mechanical seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022377952.9U CN213575524U (en) | 2020-10-23 | 2020-10-23 | High-temperature-resistant mechanical seal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213575524U true CN213575524U (en) | 2021-06-29 |
Family
ID=76528271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022377952.9U Active CN213575524U (en) | 2020-10-23 | 2020-10-23 | High-temperature-resistant mechanical seal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213575524U (en) |
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2020
- 2020-10-23 CN CN202022377952.9U patent/CN213575524U/en active Active
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