CN206708375U - A kind of magnetic mechanical sealing device - Google Patents
A kind of magnetic mechanical sealing device Download PDFInfo
- Publication number
- CN206708375U CN206708375U CN201720455479.7U CN201720455479U CN206708375U CN 206708375 U CN206708375 U CN 206708375U CN 201720455479 U CN201720455479 U CN 201720455479U CN 206708375 U CN206708375 U CN 206708375U
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- Prior art keywords
- converter
- ring
- rotating ring
- data wire
- dust
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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.)
- Withdrawn - After Issue
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Abstract
The utility model provides a kind of magnetic mechanical sealing device,Including rotating ring,Stationary ring,Sealing gland,Dustproof rubber,Dust suction cloth,Pressure sensor,Loudspeaker,A/D converter,Single-chip microcomputer and D/A converter,The dustproof rubber is arranged on stationary ring and sealing gland joint,The dust suction cloth is assemblied on dustproof rubber rear end face,This is designed to effectively prevent dust from entering in apparatus casing,The pressure sensor is connected by data wire with A/D converter,The A/D converter is connected by data wire with single-chip microcomputer,The single-chip microcomputer is connected by data wire with D/A converter,The D/A converter is connected by data wire with loudspeaker,The design achieves the detection of seal pressure,Avoiding magnetic force loss between rotating ring and stationary ring causes the situation of device damage to occur,The utility model structure is novel,Rational technology,Sealing is strong,Service life is grown,Securely and reliably.
Description
Technical field
The utility model is a kind of magnetic mechanical sealing device, belongs to machinery equipment field.
Background technology
Magnetic seal refers to the magnetic fields using magnetic material, compensated ring component is mutually inhaled with uncompensated ring component
Draw, realize that compensation ring closely pastes with uncompensated ring rubbing surface, compared with ordinary elasticity loads end face seal, magnetic seal
Major advantage is that structural detail is few, compact, easy for installation.The elastic force of flexible member is replaced with magnetic force, is overcome by manufacturing, pacifying
The problem of filling the influence that axial displacement is brought in error and the course of work and making contact load change greatly.Seal interface contact is negative
Lotus.Smaller (being only 25% one the 50% of common spring loading end face seal) can be designed to, and is evenly distributed.Therefore, magnetic force end
Face seals ability to work (temperature, pressure difference) higher, reliable operation, wear low, long lifespan.
Magnetic mechanical sealing device of the prior art can not intercept to dust, make adsorbing powder dust on line shaft,
Greatly reduce the service life of line shaft；Magnetic mechanical sealing device of the prior art can not ensure the stability of sealing,
Seal pressure is not easy to detect, and easily causes sealing device to fail, and causes the damage of machinery, so being badly in need of wanting a kind of magnetic machinery close
Seal apparatus solves above-mentioned produced problem.
Utility model content
In view of the deficienciess of the prior art, the utility model purpose is to provide a kind of magnetic mechanical sealing device, with solution
The problem of being proposed in certainly above-mentioned background technology, the utility model is easy to use, easy to operation, and stability is good, and reliability is high.
To achieve these goals, the utility model is to realize by the following technical solutions：A kind of magnetic machinery is close
Seal apparatus, including apparatus main body, seal pressure early warning mechanism, dust-proof mechanism and elastic floating ring, described device main body is by moving
Power axle, sealing gland, apparatus casing, positioning seat, counter sink, screw, rotating ring and stationary ring composition, the line shaft are arranged on and set
In standby housing, the sealing gland is arranged on the right side of apparatus casing, and the stationary ring is connected by fixing bolt with sealing gland,
The positioning seat is sleeved on line shaft, and the rotating ring is connected by alignment pin with positioning seat, and the counter sink is arranged on fixed
On the seat upper surface of position, the screw is assemblied in counter sink, and positioning seat and line shaft positioning are assembled together by the screw, institute
State seal pressure early warning mechanism to be arranged on rotating ring, the seal pressure early warning mechanism is by pressure sensor, loudspeaker, analog
Converter, single-chip microcomputer and D/A converter composition, the pressure sensor are arranged on rotating ring right side, the loudspeaker
It is assemblied on rotating ring upper surface, the pressure sensor is connected by data wire with A/D converter, the analog/digital conversion
Device is connected by data wire with single-chip microcomputer, and the single-chip microcomputer is connected by data wire with D/A converter, the D/A
Converter is connected by data wire with loudspeaker, and the dust-proof mechanism is arranged on stationary ring and sealing gland joint, described anti-
Dirt mechanism is made up of dustproof rubber and dust suction cloth, and the dustproof rubber is arranged on stationary ring and sealing gland joint, the suction
Dirt cloth is assemblied on dustproof rubber rear end face, and the elastic floating ring is separately mounted to positioning seat, rotating ring and stationary ring lower surface
On.
Further, the rotating ring is connected with stationary ring joint by O-ring seal.
Further, it is equipped with waterproofing membrane on the sealing gland.
Further, the alignment pin is provided with two groups, and alignment pin described in two groups is symmetrically mounted on rotating ring, and two groups of positioning
Pin gauge lattice are identical.
Further, the apparatus casing is provided with multigroup heat emission hole.
The beneficial effects of the utility model：A kind of magnetic mechanical sealing device of the present utility model, because the utility model adds
Dustproof rubber and dust suction cloth are added, this is designed to effectively prevent dust from entering in apparatus casing, substantially prolongs line shaft
Service life, solving original magnetic mechanical sealing device can not intercept to dust, make adsorbing powder dust on line shaft,
The problem of greatly reducing the service life of line shaft.
Because the utility model with the addition of pressure sensor, loudspeaker, A/D converter, single-chip microcomputer and D/A switch
Device, the design achieves the detection of seal pressure, avoids magnetic force between rotating ring and stationary ring and is lost in the situation for causing device damage
Occur, solve the stability that magnetic mechanical sealing device can not ensure sealing, seal pressure is not easy to detect, easily causes to seal
Failure of apparatus, the problem of causing mechanical damage.
Because the utility model with the addition of O-ring seal, the design improves the sealing between rotating ring and stationary ring, another addition
Waterproofing membrane, the design avoids moisture into apparatus casing, because the utility model with the addition of multigroup heat emission hole, the design
Be advantageous to distributing for heat in shell, the utility model structure is novel, and rational technology, sealing is strong, service life length, safely may be used
Lean on.
Brief description of the drawings
By reading the detailed description made with reference to the following drawings to non-limiting example, other spies of the present utility model
Sign, objects and advantages will become more apparent upon：
Fig. 1 is a kind of structural representation of magnetic mechanical sealing device of the utility model；
Fig. 2 is the operation principle signal of seal pressure early warning mechanism in a kind of magnetic mechanical sealing device of the utility model
Figure；
In figure：1- line shafts, 2- sealing glands, 3- dustproof rubbers, 4- dust suctions cloth, 5- fixing bolts, 6- apparatus casings, 7-
Loudspeaker, 8- pressure sensors, 9- alignment pins, 10- positioning seats, 11- screws, 12- counter sinks, 13- elastic floatings ring, 14-O types
Sealing ring, 15- A/D converters, 16- single-chip microcomputers, 17- D/A converters, 18- rotating rings, 19- stationary rings.
Embodiment
Technological means, creation characteristic, reached purpose and effect to realize the utility model are easy to understand, below
With reference to embodiment, the utility model is expanded on further.
Fig. 1 and Fig. 2 are referred to, the utility model provides a kind of technical scheme：A kind of magnetic mechanical sealing device, including dress
Main body, seal pressure early warning mechanism, dust-proof mechanism and elastic floating ring 1813 are put, apparatus main body is by line shaft 1, sealing gland
2nd, apparatus casing 6, positioning seat 10, counter sink 12, screw 11, rotating ring 18 and stationary ring 19 form, and line shaft 1 is arranged on equipment shell
In body 6, sealing gland 2 is arranged on the right side of apparatus casing 6, and stationary ring 19 is connected by fixing bolt 5 with sealing gland 2, is positioned
Seat 10 is sleeved on line shaft 1, and rotating ring 18 is connected by alignment pin 9 with positioning seat 10, and counter sink 12 is arranged on positioning seat 10
On upper surface, screw 11 is assemblied in counter sink 12, and positioning seat 10 and the positioning of line shaft 1 are assembled together by screw 11.
Seal pressure early warning mechanism is arranged on rotating ring 18, seal pressure early warning mechanism by pressure sensor 8, loudspeaker 7,
A/D converter 15, single-chip microcomputer 16 and D/A converter 17 are formed, and pressure sensor 8 is arranged on the right side of rotating ring 18,
Loudspeaker 7 is assemblied on the upper surface of rotating ring 18, and pressure sensor 8 is connected by data wire with A/D converter 15, analog
Converter 15 is connected by data wire with single-chip microcomputer 16, and single-chip microcomputer 16 is connected by data wire with D/A converter 17,
D/A converter 17 is connected by data wire with loudspeaker 7.
Dust-proof mechanism is arranged on stationary ring 19 and the joint of sealing gland 2, and dust-proof mechanism is by dustproof rubber 3 and dust suction cloth 4
Composition, dustproof rubber 3 are arranged on stationary ring 19 and the joint of sealing gland 2, and dust suction cloth 4 is assemblied on the rear end face of dustproof rubber 3.
Elastic floating ring 1813 is separately mounted on positioning seat 10, rotating ring 18 and the lower surface of stationary ring 19.
Rotating ring 18 is connected with the joint of stationary ring 19 by O-ring seal 14, and waterproofing membrane is equipped with sealing gland 2,
Alignment pin 9 is provided with two groups, and two groups of alignment pins 9 are symmetrically mounted on rotating ring 18, and two groups of specifications of alignment pin 9 are identical, apparatus casing 6
It is provided with multigroup heat emission hole.
Embodiment：In progress in use, operating personnel first is checked the utility model, check whether and deposit
In defect, it can not just carry out using if there is defect, now need to notify maintenance personal to be repaired, if do not deposited
It can be carried out using if problem, before use, operating personnel is inputted in a pressure threshold to single-chip microcomputer 16, use
When, pressure sensor 8 detects the pressure information between stationary ring 19 and rotating ring 18 in real time, and the pressure information of detection is delivered to
In A/D converter 15, pressure information is converted into digital information by A/D converter 15, and the digital information of conversion is conveyed
To single-chip microcomputer 16, single-chip microcomputer 16 is handled and calculated to digital information, and the digital information after processing is faced with the pressure inputted
Dividing value carry out will, if being less than pressure threshold, single-chip microcomputer 16 sends control instruction to D/A converter 17, D/A switch
The controlling loudspeaker 7 of device 17 is run, and loudspeaker 7 sounds the alarm, after operating personnel hears alarm song, equipment out of service immediately,
Maintainer is notified to come to overhaul, the design achieves the detection of seal pressure, avoids magnetic force between rotating ring 18 and stationary ring 19
Loss causes the situation of device damage to occur, and solves the stability that magnetic mechanical sealing device can not ensure sealing, sealing pressure
Power is not easy to detect, and easily causes sealing device to fail, the problem of causing mechanical damage.
When the dust outside sealing gland 2 enters in apparatus casing 6, the adsorption of dust of dustproof rubber 3, when residual dust can not
During absorption, dust suction cloth 4 carries out second adsorption to residual dust, and this is designed to effectively prevent dust from entering in apparatus casing 6, greatly
The big service life for extending line shaft 1, solving original magnetic mechanical sealing device can not intercept to dust, make dust
Absorption is on line shaft 1, the problem of greatly reducing the service life of line shaft 1.
The advantages of general principle and principal character of the present utility model and the utility model has been shown and described above, for
For those skilled in the art, it is clear that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and without departing substantially from this
In the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the utility model is by institute
Attached claim rather than described above limit, it is intended that will fall in the implication and scope of the equivalency of claim
All changes are included in the utility model.Any reference in claim should not be considered as to the involved right of limitation
It is required that.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (5)
1. a kind of magnetic mechanical sealing device, including apparatus main body, seal pressure early warning mechanism, dust-proof mechanism and elastic floating
Ring, it is characterised in that：Described device main body is by line shaft, sealing gland, apparatus casing, positioning seat, counter sink, screw, rotating ring
And stationary ring composition, the line shaft are arranged in apparatus casing, the sealing gland is arranged on the right side of apparatus casing, described quiet
Ring is connected by fixing bolt with sealing gland, and the positioning seat is sleeved on line shaft, the rotating ring by alignment pin with
Positioning seat is connected, and the counter sink is arranged on positioning seat upper surface, and the screw is assemblied in counter sink, and the screw will
Positioning seat is assembled together with line shaft positioning；
The seal pressure early warning mechanism is arranged on rotating ring, the seal pressure early warning mechanism by pressure sensor, loudspeaker,
A/D converter, single-chip microcomputer and D/A converter composition, the pressure sensor is arranged on rotating ring right side, described to raise
Sound device is assemblied on rotating ring upper surface, and the pressure sensor is connected by data wire with A/D converter, the analog
Converter is connected by data wire with single-chip microcomputer, and the single-chip microcomputer is connected by data wire with D/A converter, described
D/A converter is connected by data wire with loudspeaker；
The dust-proof mechanism is arranged on stationary ring and sealing gland joint, and the dust-proof mechanism is by dustproof rubber and dust suction cloth group
Into the dustproof rubber is arranged on stationary ring and sealing gland joint, and the dust suction cloth is assemblied on dustproof rubber rear end face；
The elastic floating ring is separately mounted on positioning seat, rotating ring and stationary ring lower surface.
A kind of 2. magnetic mechanical sealing device according to claim 1, it is characterised in that：The rotating ring and stationary ring joint
It is connected by O-ring seal.
A kind of 3. magnetic mechanical sealing device according to claim 1, it is characterised in that：It is equipped with the sealing gland
Waterproofing membrane.
A kind of 4. magnetic mechanical sealing device according to claim 1, it is characterised in that：The alignment pin is provided with two groups,
Alignment pin described in two groups is symmetrically mounted on rotating ring, and two groups of alignment pin specifications are identical.
A kind of 5. magnetic mechanical sealing device according to claim 1, it is characterised in that：The apparatus casing is provided with more
Group heat emission hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720455479.7U CN206708375U (en) | 2017-04-27 | 2017-04-27 | A kind of magnetic mechanical sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720455479.7U CN206708375U (en) | 2017-04-27 | 2017-04-27 | A kind of magnetic mechanical sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206708375U true CN206708375U (en) | 2017-12-05 |
Family
ID=60457567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720455479.7U Withdrawn - After Issue CN206708375U (en) | 2017-04-27 | 2017-04-27 | A kind of magnetic mechanical sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206708375U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106907488A (en) * | 2017-04-27 | 2017-06-30 | 中山弗雷德机械有限公司 | A kind of magnetic mechanical sealing device |
-
2017
- 2017-04-27 CN CN201720455479.7U patent/CN206708375U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106907488A (en) * | 2017-04-27 | 2017-06-30 | 中山弗雷德机械有限公司 | A kind of magnetic mechanical sealing device |
| CN106907488B (en) * | 2017-04-27 | 2018-10-26 | 中山弗雷德机械有限公司 | A kind of magnetic mechanical sealing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20171205 Effective date of abandoning: 20181026 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20171205 Effective date of abandoning: 20181026 |