CN214999404U - Mechanical seal assembly with chip collecting effect - Google Patents
Mechanical seal assembly with chip collecting effect Download PDFInfo
- Publication number
- CN214999404U CN214999404U CN202121138030.0U CN202121138030U CN214999404U CN 214999404 U CN214999404 U CN 214999404U CN 202121138030 U CN202121138030 U CN 202121138030U CN 214999404 U CN214999404 U CN 214999404U
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- China
- Prior art keywords
- stainless steel
- ring
- sleeve
- seal
- groove
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 230000000694 effects Effects 0.000 title claims abstract description 24
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 47
- 239000010935 stainless steel Substances 0.000 claims abstract description 47
- 238000009434 installation Methods 0.000 claims abstract description 30
- 230000003068 static effect Effects 0.000 claims abstract description 16
- 230000006835 compression Effects 0.000 claims abstract description 8
- 238000007906 compression Methods 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 29
- 238000003466 welding Methods 0.000 claims description 11
- 210000003128 head Anatomy 0.000 claims description 10
- 238000012856 packing Methods 0.000 claims description 9
- 210000002275 spiral lamina Anatomy 0.000 claims description 5
- 239000012634 fragment Substances 0.000 description 6
- 239000002131 composite material Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- Mechanical Sealing (AREA)
Abstract
The utility model provides a mechanical seal assembly with scrap collecting effect, which comprises a mechanical main shaft, a spring seat, a seal static ring, a seal movable ring, a stainless steel shaft sleeve and a fixed sleeve, wherein the spring seat is arranged on the upper side of the annular side surface of the mechanical main shaft, the lower side of the spring seat is provided with the lock sleeve, the seal static ring is arranged on the annular side surface of the lock sleeve, the upper end surface of the seal static ring is provided with a stainless steel push ring, an O-shaped seal ring is arranged inside the stainless steel push ring, a compression spring is arranged between the spring seat and the stainless steel push ring, the seal movable ring is arranged on the lower side of the seal static ring, the stainless steel shaft sleeve is arranged on the lower side of the seal movable ring, a first scrap collecting groove is arranged inside the stainless steel shaft sleeve, the fixed sleeve is arranged on the lower side of the stainless steel shaft sleeve, an installation cavity is arranged inside the fixed sleeve, a second scrap collecting groove is arranged on the upper side of the installation cavity, and the design solves the problem that the original mechanical seal assembly is poor in seal effect caused by scraps, the utility model discloses rational in infrastructure, the aggregate erection of being convenient for, collection bits are effectual.
Description
Technical Field
The utility model relates to a mechanical seal subassembly with collection bits effect belongs to mechanical seal technical field.
Background
The mechanical seal (mechanical seal) is a device for preventing fluid leakage, which is composed of at least a pair of end faces perpendicular to the rotation axis, and the mechanical seal is a shaft seal device of a rotary machine, and the end faces are kept in contact with each other and slide relative to each other under the action of fluid pressure and the elastic force (or magnetic force) of a compensation mechanism and the matching of auxiliary seal. Such as centrifugal pumps, centrifuges, reaction kettles, compressors, and the like. Since the drive shaft extends through the inside and outside of the apparatus, there is a circumferential gap between the shaft and the apparatus through which the medium in the apparatus leaks out, and if the pressure in the apparatus is lower than atmospheric pressure, air leaks into the apparatus, so that a shaft seal device must be provided to prevent leakage. The shaft seal has many kinds, and the mechanical seal has the advantages of small leakage amount, long service life and the like, so the mechanical seal is the most important shaft sealing mode in the devices in the world.
Among the prior art, the inside graphite stationary ring of current machine seal device produces the piece because of rotatory friction easily, leads to the piece to fall into the material and produces the material pollution, has reduced the leakproofness of device simultaneously, and the problem that the aforesaid appeared is solved to the mechanical seal subassembly that now urgently needs a kind of effect that has the collection bits.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a mechanical seal subassembly with collection bits effect to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure, the composite mounting of being convenient for, collection bits are effectual.
In order to achieve the above purpose, the present invention is realized by the following technical solution: a mechanical seal assembly with a chip collecting effect comprises a mechanical main shaft, a spring seat, a seal static ring, a seal movable ring, a stainless steel shaft sleeve and a fixed sleeve, wherein the spring seat is arranged on the upper side of the annular side surface of the mechanical main shaft, the lock sleeve is arranged on the lower side of the spring seat, the seal static ring is arranged on the annular side surface of the lock sleeve, a stainless steel push ring is arranged on the upper end surface of the seal static ring, an O-shaped seal ring is arranged inside the stainless steel push ring, a compression spring is arranged between the spring seat and the stainless steel push ring, the seal movable ring is arranged on the lower side of the seal static ring, the stainless steel shaft sleeve is arranged on the lower side of the seal movable ring, a first chip collecting groove is formed inside the stainless steel shaft sleeve, the fixed sleeve is arranged on the lower side of the stainless steel shaft sleeve, an installation cavity is formed inside the fixed sleeve, a second chip collecting groove is formed on the upper side of the installation cavity, and a rotating rod is arranged inside the installation cavity, dwang annular side is provided with the spiral clamp plate, positioning channel groove has been seted up on the inside left side of installation cavity, dwang annular side right side is provided with the rubber packing pad.
Furthermore, a sealing groove is formed in the stainless steel push ring, the specification of the sealing groove is matched with that of the O-shaped sealing ring, and the stainless steel push ring is hermetically connected with the locking sleeve through the sealing groove and the O-shaped sealing ring.
Furthermore, the compression spring is fixedly connected with the stainless steel push ring and the spring seat in a welding mode, and the fixed sleeve is fixedly connected with the stainless steel shaft sleeve in a welding mode.
Further, first chip groove, second chip groove, positioning channel section, installation cavity, spiral lamina, dwang and the sealed pad of rubber have constituteed an album bits subassembly, it is provided with four groups, and four groups to collect the bits subassembly specification the same, four groups collection bits subassembly symmetry sets up inside the fixed sleeve annular side.
Further, positioning groove specification and dwang specification phase-match, the sealed diameter of rubber packing is the same with the installation cavity internal diameter, the through-hole has been seted up to the sealed inside of rubber packing, and the through-hole diameter is the same with the dwang diameter.
Further, the terminal surface that the dwang is in the outside is provided with the rotating head, the rotating head diameter is greater than the dwang diameter.
The utility model has the advantages that: the utility model discloses a mechanical seal assembly with collection bits effect, because of the utility model discloses added first chip groove, second chip groove, positioning channel section, installation cavity, spiral lamina, dwang and the rubber packing pad, this design can collect the piece that the inside production of collection bits seal assembly gets up and discharges the external world, has solved original mechanical seal assembly and has leaded to the problem that sealed effect is not good because of the piece easily, has improved the utility model discloses a collection bits effect.
Because of the inside seal groove of having seted up of stainless steel throw-out collar, seal groove specification and O shape sealing washer specification phase-match, stainless steel throw-out collar passes through seal groove and O shape sealing washer and lock sleeve sealing connection, and this design has improved the sealed effect of junction through the matching installation of seal groove and O shape sealing washer, because of compression spring passes through welding mode and stainless steel throw-out collar and spring holder fixed connection, and fixed sleeve passes through welding mode and stainless steel axle sleeve fixed connection, and this design has improved the steadiness of junction through welding mode, the utility model discloses rational in infrastructure, the composite erection of being convenient for, collection bits are effectual.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic structural view of a mechanical seal assembly with a chip collecting effect according to the present invention;
FIG. 2 is a front cross-sectional view of a mechanical seal assembly with a chip collection effect according to the present invention;
FIG. 3 is an enlarged view of A in FIG. 2;
in the figure: 1-a mechanical main shaft, 2-a spring seat, 3-a sealing static ring, 4-a sealing movable ring, 5-a stainless steel shaft sleeve, 6-a fixed sleeve, 7-a compression spring, 8-a stainless steel push ring, 9-an O-shaped sealing ring, 10-a locking sleeve, 11-a first chip collecting groove, 12-a second chip collecting groove, 13-a positioning clamping groove, 14-an installation cavity, 15-a spiral blade plate, 16-a rotating rod, 17-a rubber sealing gasket and 161-a rotating head.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1-3, the present invention provides a technical solution: a mechanical seal assembly with a chip collecting effect comprises a mechanical main shaft 1, a spring seat 2, a seal static ring 3, a seal movable ring 4, a stainless steel shaft sleeve 5 and a fixed sleeve 6, wherein the spring seat 2 is installed on the upper side of the annular side surface of the mechanical main shaft 1, a lock sleeve 10 is arranged on the lower side of the spring seat 2, the seal static ring 3 is installed on the annular side surface of the lock sleeve 10, a stainless steel push ring 8 is arranged on the upper end surface of the seal static ring 3, an O-shaped seal ring 9 is arranged inside the stainless steel push ring 8, a compression spring 7 is installed between the spring seat 2 and the stainless steel push ring 8, the seal movable ring 4 is installed on the lower side of the seal static ring 3, the stainless steel shaft sleeve 5 is installed on the lower side of the seal movable ring 4, a first chip collecting groove 11 is formed inside the stainless steel shaft sleeve 5, the fixed sleeve 6 is installed on the lower side of the stainless steel shaft sleeve 5, an installation cavity 14 is formed inside the fixed sleeve 6, and a second chip collecting groove 12 is formed on the upper side of the installation cavity 14, 14 internally mounted of installation cavity has dwang 16, and 16 annular sides of dwang are provided with helical compression plate, and positioning groove 13 has been seted up on the left side in 14 inside of installation cavity, and 16 annular sides of dwang right side is provided with rubber seal pad 17, and original mechanical seal subassembly has been solved in this design easily because of the piece leads to the problem that sealed effect is not good.
The inside seal groove of having seted up of stainless steel throw-out collar 8, seal groove specification and the 9 specification phase-matches of O shape sealing washer, stainless steel throw-out collar 8 passes through seal groove and O shape sealing washer 9 and lock sleeve 10 sealing connection, this design has improved the sealed effect of junction through the matching installation of seal groove and O shape sealing washer 9, pressure spring 7 passes through welding mode and stainless steel throw-out collar 8 and spring holder 2 fixed connection, fixed sleeve 6 passes through welding mode and 5 fixed connection of stainless steel axle sleeve, this design has improved the steadiness of junction through welding mode.
As an embodiment of the present invention: firstly, a fixed sleeve 6 is fixedly connected with a stainless steel shaft sleeve 5 in a welding mode, then a rotating rod 16 drives a spiral pressure plate to screw into an installation cavity 14 inside the fixed sleeve 6, when a sealed movable ring 4, a sealed stationary ring 3 and a mechanical main shaft 1 generate fragments due to rotation friction, the fragments are collected through a first chip collecting groove 11 and a second chip collecting groove 12, the fragments enter the installation cavity 14 through the first chip collecting groove 11 and the second chip collecting groove 12, the fragments fall in a gap between the spiral pressure plate and the rotating rod 16 inside the installation cavity 14, the fragments are collected and stored through the spiral pressure plate, then a rotating head 161 is rotated, the rotating rod 16 is driven to rotate inside the installation cavity 14 through the rotating head 161, the rotating rod 16 is pulled outwards to pull the rotating rod 16 and the spiral pressure plate out of the installation cavity 14, and the fragments inside the installation cavity 14 are discharged to the outside, then clear up the piece between spiral lamina 15 and the dwang 16, realized having improved the convenient collection of piece the utility model discloses a collection bits effect.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied 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 mechanical seal subassembly with collection bits effect, includes mechanical main shaft, spring holder, sealed quiet ring, sealed rotating ring, stainless steel axle sleeve and fixed sleeve, its characterized in that: a spring seat is arranged on the upper side of the annular side surface of the mechanical main shaft, a locking sleeve is arranged on the lower side of the spring seat, the annular side surface of the locking sleeve is provided with a sealing static ring, the upper end surface of the sealing static ring is provided with a stainless steel push ring, an O-shaped sealing ring is arranged in the stainless steel push ring, a compression spring is arranged between the spring seat and the stainless steel push ring, a sealing moving ring is arranged at the lower side of the sealing static ring, a stainless steel shaft sleeve is arranged at the lower side of the sealing moving ring, a first chip collecting groove is formed in the stainless steel shaft sleeve, a fixed sleeve is arranged on the lower side of the stainless steel shaft sleeve, the fixed sleeve is internally provided with an installation cavity, the upper side of the installation cavity is provided with a second chip collecting groove, a rotating rod is arranged in the installation cavity, a spiral pressure plate is arranged on the annular side surface of the rotating rod, positioning clamping groove has been seted up on the inside left side of installation cavity, dwang annular side right side is provided with the sealed pad of rubber.
2. A mechanical seal assembly with a chip-collecting effect as set forth in claim 1, wherein: the stainless steel push ring is internally provided with a sealing groove, the specification of the sealing groove is matched with that of the O-shaped sealing ring, and the stainless steel push ring is hermetically connected with the locking sleeve through the sealing groove and the O-shaped sealing ring.
3. A mechanical seal assembly with a chip-collecting effect as set forth in claim 1, wherein: the pressing spring is fixedly connected with the stainless steel push ring and the spring seat in a welding mode, and the fixed sleeve is fixedly connected with the stainless steel shaft sleeve in a welding mode.
4. A mechanical seal assembly with a chip-collecting effect as set forth in claim 1, wherein: first chip groove, second chip groove, positioning channel section, installation cavity, spiral lamina, dwang and the sealed pad of rubber have formed the collection bits subassembly, the collection bits subassembly is provided with four groups, and four groups it is the same, four groups to collect bits subassembly specification it sets up inside the fixed sleeve annular side to collect bits subassembly symmetry.
5. A mechanical seal assembly with a chip-collecting effect as set forth in claim 1, wherein: positioning groove specification and dwang specification phase-match, the sealed diameter of rubber packing is the same with the installation cavity internal diameter, the through-hole has been seted up to the sealed inside of rubber packing, and the through-hole diameter is the same with the dwang diameter.
6. A mechanical seal assembly with a chip-collecting effect as set forth in claim 1, wherein: the terminal surface that the dwang is in the outside is provided with the rotating head, the rotating head diameter is greater than the dwang diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121138030.0U CN214999404U (en) | 2021-05-25 | 2021-05-25 | Mechanical seal assembly with chip collecting effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121138030.0U CN214999404U (en) | 2021-05-25 | 2021-05-25 | Mechanical seal assembly with chip collecting effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214999404U true CN214999404U (en) | 2021-12-03 |
Family
ID=79087278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121138030.0U Expired - Fee Related CN214999404U (en) | 2021-05-25 | 2021-05-25 | Mechanical seal assembly with chip collecting effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214999404U (en) |
-
2021
- 2021-05-25 CN CN202121138030.0U patent/CN214999404U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211203 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |