CN209309324U - A kind of mechanical sealing - Google Patents
A kind of mechanical sealing Download PDFInfo
- Publication number
- CN209309324U CN209309324U CN201821746430.8U CN201821746430U CN209309324U CN 209309324 U CN209309324 U CN 209309324U CN 201821746430 U CN201821746430 U CN 201821746430U CN 209309324 U CN209309324 U CN 209309324U
- Authority
- CN
- China
- Prior art keywords
- ring
- axle sleeve
- water proof
- proof set
- end cap
- Prior art date
- 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
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 56
- 239000000463 material Substances 0.000 claims description 15
- 239000003921 oil Substances 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 4
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 3
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 8
- 239000000498 cooling water Substances 0.000 description 6
- 238000001816 cooling Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Mechanical Sealing (AREA)
Abstract
The utility model discloses a kind of mechanical sealing, including axle sleeve and water proof set, it is internal that the axle sleeve is socketed on water proof set, and water proof covers one end and is tightly connected by oil sealing and boss surfaces.In the utility model, using water proof set, first O-ring, second O-ring, third O-ring, 4th O-ring, first rotating ring, second rotating ring and stationary ring, axle sleeve is interspersed in water proof set, one end is by oil sealing sealing axle sleeve and water proof set, the axle sleeve other end is clamped by end cap, the second O-ring is connected between axle sleeve and end cap, first rotating ring, second rotating ring and stationary ring and third O-ring and the 4th O-ring are arranged between water proof set and axle sleeve, when the setting of more rotating rings and O-ring avoids rotating ring from generating axial runout relative to stationary ring, rotating ring end face and stationary ring end face generate moment gap, it effectively prevent the medium in equipment to leak out, leakproofness with higher is sealed relative to tradition machinery.
Description
Technical field
The utility model relates to technical field of mechanical more particularly to a kind of mechanical sealings.
Background technique
Mechanical seal refer to by least a pair of end face perpendicular to rotation axis Fluid pressure and compensation mechanism elastic force (or
Magnetic force) under the action of and the cooperation of auxiliary seal under keep be bonded and constituted with respect to sliding prevent fluid leak dress
It sets.
But rotating ring in the prior art, when axial runout occurs relative to stationary ring, rotating ring end face and stationary ring end face are still
The axial gap of moment can be generated, so that the medium in equipment will be leaked out from the axial gap, that is to say, that existing
Mechanical sealing member not can guarantee rotating ring end face under shaft rotation situation and remain the state being bonded with stationary ring end face, pass simultaneously
The mechanical seal of system mostly uses external cooling, and cooling effect is unobvious.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of novel mechanical proposed is close
Envelope.
To achieve the goals above, the utility model adopts the technical scheme that a kind of mechanical sealing, including axis
Set and water proof set, it is internal that the axle sleeve is socketed on water proof set, and water proof covers one end and is tightly connected by oil sealing and boss surfaces, institute
The water proof set other end is stated to be connect with sleeve sealing by end cap, and axle sleeve and water proof cover between be successively arranged the first O-ring, quiet
Ring, the second rotating ring and third O-ring, the third O-ring other side be equipped with spring base, and the spring base other side be located at axle sleeve with
The 4th O-ring, the first rotating ring, stationary ring and the first O-ring are successively arranged between end cap, water proof set other end outer surface is pasted
There is phenyl tetrafluoride pad, is equipped with the second O-ring between the water proof set other end and end cap.
It is as above-mentioned technical proposal to further describe:
Another end surfaces of end cap are connected with hexagon socket head cap screw, and hexagon socket head cap screw annular distribution by limited block spiral
In another end surfaces of end cap, the end cover surface offers the mouth of a river, and the mouth of a river covers internal run-through by water pipe and axle sleeve and water proof
Connection.
It is as above-mentioned technical proposal to further describe:
First rotating ring and the second rotating ring material are silicon carbide material.
It is as above-mentioned technical proposal to further describe:
The water proof set material is stainless steel material.
It is as above-mentioned technical proposal to further describe:
The axle sleeve is stainless steel material.
It is as above-mentioned technical proposal to further describe:
There are two the mouth of a river opens up, and two mouths of a river are uniformly opened in end seat surface.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:
1, in the utility model, use water proof set, the first O-ring, the second O-ring, third O-ring, the 4th O-ring,
First rotating ring, the second rotating ring and stationary ring, axle sleeve are interspersed in water proof set, and by oil sealing sealing axle sleeve and water proof set, axle sleeve is another for one end
One end is clamped by end cap, and the second O-ring, the first rotating ring, the second rotating ring and stationary ring and the 3rd O are connected between axle sleeve and end cap
Type circle and the 4th O-ring are arranged between water proof set and axle sleeve, and the setting of more rotating rings and O-ring avoids rotating ring from producing relative to stationary ring
When raw axial runout, rotating ring end face and stationary ring end face generate moment gap, effectively prevent the medium in equipment to leak out, relatively
Leakproofness with higher is sealed in tradition machinery.
2, in the utility model, the mouth of a river is offered in end cover surface, the mouth of a river inside water pipe and water proof set and axle sleeve by passing through
Lead to and connect, cooling water can be injected inside the mouth of a river when in use, it is axis that cooling water enters inside water proof set and axle sleeve by water pipe
Set cools, and prevents axle sleeve high temperature deformation, extends the service life of the present apparatus, while cooling water enters from one end mouth of a river,
Go out from the other end mouth of a river, forms recirculated water, improve cooling performance.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of mechanical sealing structural schematic diagram；
Fig. 2 is the structural schematic diagram of the utility model axle sleeve；
Fig. 3 is the structural schematic diagram of the utility model water proof set；
Fig. 4 is the structural schematic diagram of the utility model end cap；
Fig. 5 is the structural schematic diagram of the utility model spring base；
Fig. 6 is the structural schematic diagram of the utility model phenyl tetrafluoride pad；
Fig. 7 is the structural schematic diagram of the utility model rotating ring；
Fig. 8 is the structural schematic diagram of the utility model stationary ring.
Marginal data:
1- axle sleeve, the first O-ring of 2-, 3- water proof set, 4- phenyl tetrafluoride pad, the second O-ring of 5-, 6- end cap, 7- limited block, in 8-
Hex(agonal)screw, the first rotating ring of 9-, 10- spring base, the second rotating ring of 11-, 12- stationary ring, 13- oil sealing, 14- third O-ring, 15-
Four O-rings, the mouth of a river 16-, 17- water pipe.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-7, a kind of mechanical sealing, including axle sleeve 1 and water proof set 3, axle sleeve 1 are socketed on inside water proof set 3,
And water proof covers 3 one end and is connect by oil sealing 13 with 1 face seal of axle sleeve, water proof covers 3 other ends and is sealed by end cap 6 and axle sleeve 1
Connection, and it is successively arranged the first O-ring 2, stationary ring 12, the second rotating ring 11 and third O-ring 14 between axle sleeve 1 and water proof set 3, the
Three O-rings, 14 other side is equipped with spring base 10, and 10 other side of spring base is successively arranged the 4th O between axle sleeve 1 and end cap 6
Type circle 15, the first rotating ring 9, stationary ring 12 and the first O-ring 2, water proof cover 3 other end outer surfaces and are pasted with phenyl tetrafluoride pad 4, water proof set 3
The second O-ring 5 is equipped between the other end and end cap 6.
Another end surfaces of end cap 6 are connected with hexagon socket head cap screw 8, and 8 annular distribution of hexagon socket head cap screw by 7 spiral of limited block
In another end surfaces of end cap 6,6 surface of end cap offers the mouth of a river 16, and the mouth of a river 16 passes through in water pipe 17 and axle sleeve 1 and water proof set 3
Portion's perforation connection, the first rotating ring 9 and 11 material of the second rotating ring are silicon carbide material, and it is stainless steel material, axle sleeve that water proof, which covers 3 materials,
1 is stainless steel material, and there are two the mouth of a river 16 opens up, and two mouths of a river 16 are uniformly opened in 6 surface of end seat.
Working principle: in use, axle sleeve 1 is interspersed in water proof set 3, one end covers 3 by 13 sealing axle sleeve 1 of oil sealing and water proof,
1 other end of axle sleeve is clamped by end cap 6, and the second O-ring 5, the first rotating ring 9, the second rotating ring are connected between axle sleeve 1 and end cap 6
11 and stationary ring 12 and third O-ring 14 and the 4th O-ring 15 be arranged between water proof set 3 and axle sleeve 1, more rotating rings and O-ring
When setting avoids rotating ring from generating axial runout relative to stationary ring, rotating ring end face and stationary ring end face generate moment gap, effectively prevent
Medium in equipment leaks out, and seals leakproofness with higher relative to tradition machinery, when in use can infuse cooling water
Inside water inlet 16, cooling water enters inside water proof set 3 and axle sleeve 1 by water pipe 17 to cool for axle sleeve 1, prevents axle sleeve 1
High temperature deformation extends the service life of the present apparatus, while cooling water enters from one end mouth of a river 16, goes out from the other end mouth of a river 16,
Recirculated water is formed, cooling performance is improved.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of mechanical sealing, including axle sleeve (1) and water proof set (3), which is characterized in that the axle sleeve (1) be socketed on every
Water jacket (3) is internal, and water proof set (3) one end is connect by oil sealing (13) with axle sleeve (1) face seal, and the water proof set (3) is another
One end is tightly connected by end cap (6) and axle sleeve (1), and is successively arranged the first O-ring between axle sleeve (1) and water proof set (3)
(2), stationary ring (12), the second rotating ring (11) and third O-ring (14), third O-ring (14) other side are equipped with spring base
(10), and spring base (10) other side is located between axle sleeve (1) and end cap (6) and is successively arranged the 4th O-ring (15), the first rotating ring
(9), stationary ring (12) and the first O-ring (2), water proof set (3) other end outer surface are pasted with phenyl tetrafluoride pad (4), the water proof
It covers and is equipped with the second O-ring (5) between (3) other end and end cap (6).
2. a kind of mechanical sealing according to claim 1, which is characterized in that another end surfaces of the end cap (6) are logical
It crosses limited block (7) spiral to be connected with hexagon socket head cap screw (8), and hexagon socket head cap screw (8) annular distribution is in end cap (6) other end table
Face, end cap (6) surface offer the mouth of a river (16), and the mouth of a river (16) pass through in water pipe (17) and axle sleeve (1) and water proof set (3)
Portion's perforation connection.
3. a kind of mechanical sealing according to claim 1, which is characterized in that first rotating ring (9) and second is moved
Ring (11) material is silicon carbide material.
4. a kind of mechanical sealing according to claim 1, which is characterized in that water proof set (3) material is stainless
Steel material.
5. a kind of mechanical sealing according to claim 1, which is characterized in that the axle sleeve (1) is stainless steel material.
6. a kind of mechanical sealing according to claim 2, which is characterized in that there are two the mouth of a river (16) opens up,
And two mouths of a river (16) are uniformly opened in end cap (6) surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821746430.8U CN209309324U (en) | 2018-10-26 | 2018-10-26 | A kind of mechanical sealing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821746430.8U CN209309324U (en) | 2018-10-26 | 2018-10-26 | A kind of mechanical sealing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209309324U true CN209309324U (en) | 2019-08-27 |
Family
ID=67671493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821746430.8U Expired - Fee Related CN209309324U (en) | 2018-10-26 | 2018-10-26 | A kind of mechanical sealing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209309324U (en) |
-
2018
- 2018-10-26 CN CN201821746430.8U patent/CN209309324U/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: 20190827 |