CN207378156U - A kind of improved low-cost mechanical sealing device - Google Patents
A kind of improved low-cost mechanical sealing device Download PDFInfo
- Publication number
- CN207378156U CN207378156U CN201721098452.3U CN201721098452U CN207378156U CN 207378156 U CN207378156 U CN 207378156U CN 201721098452 U CN201721098452 U CN 201721098452U CN 207378156 U CN207378156 U CN 207378156U
- Authority
- CN
- China
- Prior art keywords
- ring
- rotating ring
- cambridge
- improved low
- sealing device
- 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
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Abstract
The utility model discloses a kind of improved low-cost mechanical sealing devices, including sealed base, run through in the sealed base and be equipped with axis body, the upper end of the axis body is socketed with rotating ring, the rotating ring is equipped with first o-ring, the rotating ring upper end is equipped with rotating ring cambridge ring, the both sides of the rotating ring are equipped with rotating ring repair apparatus, the lower end of the rotating ring is equipped with interior stationary ring, the one side of the interior stationary ring is equipped with dynamic and static ring, run through on the axis body and be equipped with axle sleeve, the lower end of the axle sleeve is equipped with the first gasket, the upper end of the axle sleeve is equipped with the second sealing block pad, the lower end of the interior stationary ring is connected with stationary ring cambridge ring, the lower end of the stationary ring cambridge ring is equipped with spring.The utility model realizes the combination of encapsulation process, carborundum and fluorubber and polytetrafluoroethylene (PTFE) material, reduces cost by the combination of axis body, interior rotating ring, gasket and sealed base, and easy to use, suitable for promoting.
Description
Technical field
The utility model is related to technical field of mechanical more particularly to a kind of improved low-cost mechanical sealing devices.
Background technology
Mechanical seal refers to, it is at least one perpendicular to the end face of shaft axis in Fluid pressure and the work of compensation mechanism elastic force
With the device for preventing fluid from leaking for keeping fitting under lower and auxiliary seal cooperation and being formed with respect to slip.Such as from
In the equipment such as heart pump, centrifuge, reaction kettle and compressor, since shaft is applied in inside and outside aforementioned device, shaft and equipment
Between will there are a circumferential clearances；When shaft is rotated compared with equipment, the medium inside equipment can be by between the circumference
Gap leaks out；If the pressure subatmospheric inside equipment, air can be flowed into equipment, thus just necessary, there are one resistances
The sealing device of stopping leak leakage.Substantial amounts of mechanically-sealing apparatus is presently in existence, is mostly by being connected with stationary ring in equipment, turning
Rotating ring is connected on axis, axially spring is being provided with to ensure that rotating ring end face is bonded with stationary ring end face with stationary ring in rotating ring, and
Rotating ring can be rotated compared with stationary ring, but existing mechanically-sealing apparatus the problem of involving great expense, is there is of high cost
This, we have proposed a kind of improved low-cost mechanical sealing devices to solve the above problems.
Utility model content
The purpose of this utility model be in order to solve shortcoming in the prior art, and one kind for proposing it is improved it is low into
This mechanically-sealing apparatus.
To achieve these goals, the utility model employs following technical solution：
A kind of improved low-cost mechanical sealing device runs through including sealed base, in the sealed base and is equipped with axis body,
The upper end of the axis body is socketed with rotating ring, and the rotating ring is equipped with first o-ring, and the rotating ring upper end is equipped with rotating ring cambridge ring,
The both sides of the rotating ring are equipped with rotating ring repair apparatus, and the lower end of the rotating ring is equipped with interior stationary ring, and the one side of the interior stationary ring is set
There is dynamic and static ring, run through on the axis body and be equipped with axle sleeve, the lower end of the axle sleeve is equipped with the first gasket, and the upper end of the axle sleeve is set
There is the second sealing block pad, the lower end of the interior stationary ring is connected with stationary ring cambridge ring, and the lower end of the stationary ring cambridge ring is equipped with spring,
The one side of the interior stationary ring is equipped with the second O-ring, and the lower end of the axle sleeve is equipped with seal receptacle chassis.
Preferably, the upper end one side of the sealed base is equipped with positioning hook, and the positioning hook is equipped with the first screw thread
Through hole, the sealed base are equipped with the second tapped through hole, run through in first tapped through hole and be equipped with hexagonal spiral shell in socket cap
Nail, one end of the socket cap screw is extended in the second tapped through hole.
Preferably, fixed between the rotating ring and sealed base by straight pin.
Preferably, first gasket, the second sealing block pad, stationary ring cambridge ring and rotating ring cambridge ring use poly- four
Vinyl fluoride material is made.
Preferably, the first o-ring and the second O-ring are made of fluorubber.
Preferably, the axis body is made of Fine Steel Casting iron.
In the utility model, improved interior rotating ring and sealed base inner sleeve are silicon carbide material, and seal receptacle chassis
Polyurethane is served as a contrast for common metal, carborundum is a kind of new material, possesses excellent physics, calorifics, chemical property, corrosion resistance
Very well, in strong oxidizing property medium, only just react at a high temperature of 500~600 DEG C, almost resistance to all bronsted lowry acids and bases bronsted lowries, and
Cheap, the carborundum that reformed into after machine envelope improvement with media contact, there is no need to be held high with corrosion-resistant and price for seal receptacle
Expensive metal material, greatly reduces production cost, and the utility model passes through axis body, interior rotating ring, gasket and sealing bottom
The combination of seat, realizes the combination of encapsulation process, carborundum and fluorubber and polytetrafluoroethylene (PTFE) material, reduces cost, and
It is easy to use, suitable for promoting.
Description of the drawings
Fig. 1 be the utility model proposes a kind of improved low-cost mechanical sealing device structure diagram.
In figure：1 straight pin, 2 rotating rings, 3 first o-rings, stationary ring, 5 second O-rings, 6 axle sleeves, 7 first gaskets, 8 in 4
Second sealing block pad, 9 stationary ring cambridge rings, 10 rotating ring cambridge rings, 11 positioning hooks, 12 socket cap screws, 13 dynamic and static rings,
14 springs, 15 rotating ring repair apparatus, 16 axis bodies.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.
With reference to Fig. 1, a kind of improved low-cost mechanical sealing device including sealed base, plays carrying, sealed base
Interior to run through equipped with axis body 16, the upper end of axis body 16 is socketed with rotating ring 2, and rotating ring 2 is equipped with first o-ring 3, and 2 upper end of rotating ring is equipped with
Rotating ring cambridge ring 10, the both sides of rotating ring 2 are equipped with rotating ring repair apparatus 15, and the lower end of rotating ring 2 is equipped with interior stationary ring 4, interior stationary ring 4
One side is equipped with dynamic and static ring 13, improves leakproofness, runs through on axis body 16 and be equipped with axle sleeve 6, and the lower end of axle sleeve 6 is equipped with the first gasket 7,
The upper end of axle sleeve 6 is equipped with the second sealing block pad 8, and the lower end of interior stationary ring 4 is connected with stationary ring cambridge ring 9, the lower end of stationary ring cambridge ring 9
Equipped with spring 14, the one side of interior stationary ring 4 is equipped with the second O-ring 5, and the lower end of axle sleeve 6 is equipped with seal receptacle chassis, stablizes support.
In the utility model, the upper end one side of sealed base is equipped with positioning hook 11, and positioning hook 11 is equipped with the first spiral shell
Line through hole, sealed base are equipped with the second tapped through hole, run through in the first tapped through hole and be equipped with socket cap screw 12, circle
One end of column cap soket head cap screw 12 is extended in the second tapped through hole, and adjusting is facilitated to fix, and is led between rotating ring 2 and sealed base
It crosses straight pin 1 to fix, the first gasket 7, the second sealing block pad 8, stationary ring cambridge ring 9 and rotating ring cambridge ring 10 use poly- four
Vinyl fluoride material is made, and 3 and second O-ring 5 of first o-ring is made of fluorubber, and axis body 16 uses Fine Steel Casting iron system
Into.
In the utility model, improved interior rotating ring and sealed base inner sleeve are silicon carbide material, and seal receptacle chassis
Polyurethane is served as a contrast for common metal, carborundum is a kind of new material, possesses excellent physics, calorifics, chemical property, corrosion resistance
Very well, in strong oxidizing property medium, only just react at a high temperature of 500~600 DEG C, almost resistance to all bronsted lowry acids and bases bronsted lowries, and
Cheap, the carborundum that reformed into after machine envelope improvement with media contact, there is no need to be held high with corrosion-resistant and price for seal receptacle
Expensive metal material, greatly reduces production cost.
More than, it is only the preferable specific embodiment of the utility model, but the scope of protection of the utility model is not limited to
In this, in the technical scope that any one skilled in the art discloses in the utility model, according to the utility model
Technical solution and its utility model design be subject to equivalent substitution or change, should all cover the scope of protection of the utility model it
It is interior.
Claims (6)
1. a kind of improved low-cost mechanical sealing device, including sealed base, which is characterized in that run through in the sealed base
Equipped with axis body (16), the upper end of the axis body (16) is socketed with rotating ring (2), and the rotating ring (2) is equipped with first o-ring (3), institute
Rotating ring (2) upper end is stated equipped with rotating ring cambridge ring (10), the both sides of the rotating ring (2) are equipped with rotating ring repair apparatus (15), described
The lower end of rotating ring (2) is equipped with interior stationary ring (4), and the one side of the interior stationary ring (4) is equipped with dynamic and static ring (13), is passed through on the axis body (16)
Axle sleeve (6) is equipped with, the lower end of the axle sleeve (6) is equipped with the first gasket (7), and the upper end of the axle sleeve (6) is close equipped with second
Block pad (8) is sealed, the lower end of the interior stationary ring (4) is connected with stationary ring cambridge ring (9), and the lower end of the stationary ring cambridge ring (9) is equipped with
Spring (14), the one side of the interior stationary ring (4) are equipped with the second O-ring (5), and the lower end of the axle sleeve (6) is equipped with seal receptacle chassis.
A kind of 2. improved low-cost mechanical sealing device according to claim 1, which is characterized in that the sealed base
Upper end one side be equipped with positioning hook (11), the positioning hook (11) is equipped with the first tapped through hole, on the sealed base
Run through equipped with the second tapped through hole, in first tapped through hole and be equipped with socket cap screw (12), in the socket cap
One end of hex screw (12) is extended in the second tapped through hole.
A kind of 3. improved low-cost mechanical sealing device according to claim 1, which is characterized in that the rotating ring (2)
It is fixed by straight pin (1) between sealed base.
A kind of 4. improved low-cost mechanical sealing device according to claim 1, which is characterized in that first sealing
It pads (7), the second sealing block pad (8), stationary ring cambridge ring (9) and rotating ring cambridge ring (10) and uses polytetrafluoroethylene (PTFE) material system
Into.
A kind of 5. improved low-cost mechanical sealing device according to claim 1, which is characterized in that the first O shapes
Ring (3) and the second O-ring (5) are made of fluorubber.
A kind of 6. improved low-cost mechanical sealing device according to claim 1, which is characterized in that the axis body (16)
It is made of Fine Steel Casting iron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721098452.3U CN207378156U (en) | 2017-08-30 | 2017-08-30 | A kind of improved low-cost mechanical sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721098452.3U CN207378156U (en) | 2017-08-30 | 2017-08-30 | A kind of improved low-cost mechanical sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207378156U true CN207378156U (en) | 2018-05-18 |
Family
ID=62342340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721098452.3U Expired - Fee Related CN207378156U (en) | 2017-08-30 | 2017-08-30 | A kind of improved low-cost mechanical sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207378156U (en) |
-
2017
- 2017-08-30 CN CN201721098452.3U patent/CN207378156U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180518 Termination date: 20200830 |