CN105114354B - Desulfurization pump mechanical sealing - Google Patents
Desulfurization pump mechanical sealing Download PDFInfo
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- CN105114354B CN105114354B CN201510523709.4A CN201510523709A CN105114354B CN 105114354 B CN105114354 B CN 105114354B CN 201510523709 A CN201510523709 A CN 201510523709A CN 105114354 B CN105114354 B CN 105114354B
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- ring
- stationary
- gland
- axle sleeve
- throw
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Abstract
This application discloses a kind of desulfurization pump mechanical sealing, including：Moving ring assembly, including axle sleeve, rotating ring and trundle；Static components, including gland, stationary seat, stationary ring, stop pin, throw-out collar and spring, gland is sheathed on the outside of axle, its towards moving ring assembly one end it is recessed be formed with one annular stage portion, stationary seat is sheathed on the outside of axle, the right-hand member of stationary seat, which coordinates, to be installed in stage portion, gland is arranged with the installation cavity of an annular on the inside of stage portion, stationary ring, stop pin, throw-out collar and spring are arranged in installation cavity body, the sealing surface of an annular is formed between stationary ring and rotating ring, throw-out collar is close on the right side of stationary ring, the bottom for installing cavity is formed with anti-rotation pin-and-hole, one end of stop pin is connected to throw-out collar, the other end is located in anti-rotation pin-and-hole, spring is located between throw-out collar and the bottom for installing cavity.Inventive desulfurization pump mechanical sealing has the following advantages that：Reduce energy consumption；Leakage is reduced, zero leakage is reached；Maintenance cost is reduced, service life is greatly promoted.
Description
Technical field
The application is related to a kind of desulfurization pump, more particularly to a kind of desulfurization pump mechanical sealing.
Background technology
Desulfurization pump is a kind of pump for adapting to a variety of working conditions, such as transport acid, alkaline clear liquid or slurry；Smelt
The various corrosive ore pulps of industry；All kinds of diluted acids of sulfuric acid industry；All kinds of sewage of environmental protection industry (epi) etc..The pump was not only corrosion-resistant but also wear-resistant,
It is quite varied using scope.With following features：1) powerful wearability；2) powerful impact resistance；3) it is excellent corrosion-resistant
Property；4) it is noiseless；5) it is safe and reliable；6) coefficient of friction is low；7) resistance to bond is good.
Traditional desulfurization pump is typically that elastic seal ring is set between axle and axle sleeve, made when being sealed to axle
After a period of time, due to the friction between axle and sealing ring so that the space increase between axle and sealing ring, sealing effectiveness subtracts
It is weak, it is therefore desirable to periodically to shut down and change sealing ring, sealing ring of jumping a queue is obtained, maintenance cost is high.
The content of the invention
It is an object of the invention to provide a kind of desulfurization pump mechanical sealing, to overcome deficiency of the prior art.
To achieve the above object, the present invention provides following technical scheme：
The embodiment of the present application discloses a kind of desulfurization pump mechanical sealing, including：
Moving ring assembly, including axle sleeve, rotating ring and trundle, the axle sleeve are sheathed on axle, its towards static components one
The recessed groove for being formed with annular in end, the left end of the rotating ring is embedded in the groove, and the trundle is located in groove, its
Left end is connected to the axle sleeve, and the end of the rotating ring is formed with transmission pin-and-hole, and the right-hand member of the trundle is located at transmission pin-and-hole
It is interior；
Static components, including gland, stationary seat, stationary ring, stop pin, throw-out collar and spring, the gland are sheathed on the outer of axle
Side, it is towards the recessed stage portion for being formed with an annular in one end of moving ring assembly, and the stationary seat is sheathed on the outside of axle, described
The right-hand member of stationary seat, which coordinates, to be installed in the stage portion, and the gland is arranged with the installation cavity of an annular on the inside of stage portion
Body, the stationary ring, stop pin, throw-out collar and spring are arranged in the installation cavity body, and a ring is formed between the stationary ring and rotating ring
The sealing surface of shape, the throw-out collar is close on the right side of stationary ring, and the bottom for installing cavity is formed with anti-rotation pin-and-hole, described
One end of stop pin is connected to throw-out collar, and the other end is located in the anti-rotation pin-and-hole, and the spring is located at the throw-out collar and installation cavity
Between the bottom of body.
It is preferred that, in above-mentioned desulfurization pump mechanical sealing, two are provided between the inwall of the rotating ring and groove and is moved
Ring O-ring seals.
It is preferred that, in above-mentioned desulfurization pump mechanical sealing, it is formed between the outer surface and gland of the stationary seat
Gland O-ring, stationary ring O-ring is formed between the inner surface and stationary ring of the stationary seat.
It is preferred that, in above-mentioned desulfurization pump mechanical sealing, the gland deviates from the recessed shape in one end of the moving ring assembly
The stage portion of Cheng Youyi annulars, coordinates in the stage portion and is provided with tetrafluoro set, the tetrafluoro set be sheathed on the outside of the axle sleeve and with
The lateral wall of axle sleeve is in sealing contact, and the tetrafluoro set is fixed on gland by hexagon socket cap head screw, the end of the gland
Locating piece is fixed with by hexagon socket cap head screw on face, the end face that the locating piece covers with tetrafluoro is fitted, the axle sleeve
Lateral surface is recessed to be formed with the annular groove for accommodating positioning block edge.
It is preferred that, in above-mentioned desulfurization pump mechanical sealing, provided with two axle sleeve O-rings between the axle sleeve and axle.
It is preferred that, in above-mentioned desulfurization pump mechanical sealing, water proof set is additionally provided between the stationary ring and axle sleeve.
It is preferred that, in above-mentioned desulfurization pump mechanical sealing, the end of the axle sleeve is also arranged with tight loop, the fastening
The outer sheath of circle is provided with grommet and hold-down ring, is fixed between the grommet and hold-down ring by hex bolts, the tight loop tool
Have a surface of triangle, the grommet and hold-down ring respectively positioned at two of triangular surface it is domatic on.
Compared with prior art, the advantage of the invention is that：
1st, energy consumption is reduced；
2nd, leakage is reduced, zero leakage is reached；
3rd, maintenance cost is reduced, service life is greatly promoted.
Brief description of the drawings
, below will be to embodiment or existing in order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments described in application, for those of ordinary skill in the art, on the premise of not paying creative work,
Other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 show the sectional view of desulfurization pump mechanical sealing in the specific embodiment of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, detailed retouch is carried out to the technical scheme in the embodiment of the present invention
State, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Based on the present invention
In embodiment, the every other implementation that those of ordinary skill in the art are obtained on the premise of creative work is not made
Example, belongs to the scope of protection of the invention.
Join shown in Fig. 1, desulfurization pump mechanical sealing includes moving ring assembly and static components.
Moving ring assembly includes axle sleeve 23, rotating ring 22 and trundle 2, and axle sleeve 23 is sheathed on axle, and it is towards static components
The recessed groove for being formed with annular in one end, the left end of rotating ring 22 is embedded in groove, and trundle 2 is located in groove, and its left end connects
Axle sleeve 23 is connected to, the end of rotating ring 22 is formed with transmission pin-and-hole, and the right-hand member of trundle 2 is located in transmission pin-and-hole.
Two rotating ring O-ring seals 3 are provided between rotating ring 22 and the inwall of groove.
Static components include gland 16, stationary seat 5, stationary ring 21, stop pin 6, throw-out collar 18 and spring 17.Gland 16 is sheathed on
The outside of axle, it is towards the recessed stage portion for being formed with an annular in one end of moving ring assembly, and stationary seat 5 is sheathed on the outside of axle,
The right-hand member of stationary seat 5, which coordinates, to be installed in stage portion.Gland 16 is arranged with the installation cavity of an annular on the inside of stage portion, quiet
Ring 21, stop pin 6, throw-out collar 18 and spring 17 are set with forming the close of an annular in installation cavity body, between stationary ring 21 and rotating ring 22
Front cover.Throw-out collar 18 is close on the right side of stationary ring 21；The bottom for installing cavity is formed further with anti-rotation pin-and-hole, stop pin 6
One end be connected to throw-out collar 18, the other end is located in anti-rotation pin-and-hole；Spring 17 is located between throw-out collar 18 and the bottom for installing cavity.
Gland O-ring 20 is formed between the outer surface and gland 16 of stationary seat 5.The inner surface of stationary seat 5 with it is quiet
Stationary ring O-ring 4 is formed between ring 21.
Fixed between stationary seat 5 and gland 16 by hexagon socket cap head screw.
Gland 16 is away from the recessed stage portion for being formed with an annular in one end of moving ring assembly, and the stage portion is interior to be coordinated provided with four
Fluorine set 15, tetrafluoro set 15 is sheathed on the outside of axle sleeve 23 and in sealing contact with the lateral wall of axle sleeve 23, and tetrafluoro set 15 is by interior
Hexagonal cylindrical head screw 8 is fixed on gland 16.Positioning is fixed with by hexagon socket cap head screw 13 on the end face of gland 16
Block 14, the end face that locating piece 14 covers with tetrafluoro is fitted, and the lateral surface of axle sleeve 23 is recessed to be formed with the ring for accommodating the edge of locating piece 14
Connected in star.
Provided with two axle sleeve O-rings 1,24 between axle sleeve 23 and axle.
Water proof set 19 is additionally provided between stationary ring 21 and axle sleeve 23.
The end of axle sleeve 23 is also arranged with tight loop 12, and the outer sheath of tight loop 12 is provided with grommet 9 and hold-down ring 11, grommet
Fixed between 9 and hold-down ring 11 by hex bolts 10.Tight loop 12 has 11 points of the surface of triangle, grommet 9 and hold-down ring
Not Wei Yu two of triangular surface it is domatic on.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or deposited between operating
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability is included, so that process, method, article or equipment including a series of key elements not only will including those
Element, but also other key elements including being not expressly set out, or also include being this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Also there is other identical element in process, method, article or equipment including the key element.
Described above is only the embodiment of the application, it is noted that for the ordinary skill people of the art
For member, on the premise of the application principle is not departed from, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as the protection domain of the application.
Claims (5)
1. a kind of desulfurization pump mechanical sealing, it is characterised in that including：
Moving ring assembly, including axle sleeve, rotating ring and trundle, the axle sleeve are sheathed on axle, and it is recessed towards one end of static components
If being formed with the groove of annular, the left end of the rotating ring is embedded in the groove, and the trundle is located in groove, its left end
The axle sleeve is connected to, the end of the rotating ring is formed with transmission pin-and-hole, and the right-hand member of the trundle is located in transmission pin-and-hole；
Static components, including gland, stationary seat, stationary ring, stop pin, throw-out collar and spring, the gland are sheathed on the outside of axle, its
Towards the recessed stage portion for being formed with an annular in one end of moving ring assembly, the stationary seat is sheathed on the outside of axle, the stationary ring
The right-hand member of seat, which coordinates, to be installed in the stage portion, and the gland is arranged with the installation cavity of an annular on the inside of stage portion,
The stationary ring, stop pin, throw-out collar and spring are arranged in the installation cavity body, and an annular is formed between the stationary ring and rotating ring
Sealing surface, the throw-out collar is close on the right side of stationary ring, and the bottom for installing cavity is formed with anti-rotation pin-and-hole, the anti-rotation
One end of pin is connected to throw-out collar, and the other end is located in the anti-rotation pin-and-hole, and the spring is located at the throw-out collar with installing cavity
Between bottom,
The gland, which deviates to coordinate in the recessed stage portion for being formed with an annular in one end of the moving ring assembly, the stage portion, to be provided with
Tetrafluoro set, the tetrafluoro set is sheathed on the outside of the axle sleeve and in sealing contact with the lateral wall of axle sleeve, and the tetrafluoro set passes through interior
Hexagonal cylindrical head screw is fixed on gland, and locating piece is fixed with by hexagon socket cap head screw on the end face of the gland,
The end face that the locating piece covers with tetrafluoro is fitted, and recessed be formed with of the lateral surface of the axle sleeve accommodates the annular recessed of positioning block edge
Groove,
The end of the axle sleeve is also arranged with tight loop, and the outer sheath of the tight loop is provided with grommet and hold-down ring, the grommet
Fixed between hold-down ring by hex bolts, the tight loop has the surface of triangle, grommet and the hold-down ring difference
Positioned at two of triangular surface it is domatic on.
2. desulfurization pump mechanical sealing according to claim 1, it is characterised in that：Set between the inwall of the rotating ring and groove
It is equipped with two rotating ring O-ring seals.
3. desulfurization pump mechanical sealing according to claim 1, it is characterised in that：The outer surface and gland of the stationary seat
Between be formed with gland O-ring, be formed with stationary ring O-ring between the inner surface and stationary ring of the stationary seat.
4. desulfurization pump mechanical sealing according to claim 1, it is characterised in that：Provided with two axles between the axle sleeve and axle
Cover O-ring.
5. desulfurization pump mechanical sealing according to claim 1, it is characterised in that：Be additionally provided between the stationary ring and axle sleeve every
Water jacket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510523709.4A CN105114354B (en) | 2015-08-25 | 2015-08-25 | Desulfurization pump mechanical sealing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510523709.4A CN105114354B (en) | 2015-08-25 | 2015-08-25 | Desulfurization pump mechanical sealing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105114354A CN105114354A (en) | 2015-12-02 |
| CN105114354B true CN105114354B (en) | 2017-09-12 |
Family
ID=54662426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510523709.4A Active CN105114354B (en) | 2015-08-25 | 2015-08-25 | Desulfurization pump mechanical sealing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105114354B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111396561A (en) * | 2020-04-01 | 2020-07-10 | 安徽亚兰密封件有限公司 | Mechanical sealing device for powder |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4418919A (en) * | 1983-03-01 | 1983-12-06 | Borg-Warner Corporation | Mechanical seals with setting block for use with slurry pumps |
| CN2692387Y (en) * | 2004-03-05 | 2005-04-13 | 胡滨 | Desulfur pump packaging type mechanical sealing element |
| CN201225316Y (en) * | 2008-07-18 | 2009-04-22 | 李学庆 | Assembling type mechanical seal apparatus for multi-point flushing desulfurization device |
| CN201412386Y (en) * | 2009-06-30 | 2010-02-24 | 蒋敏 | Desulfurization peripheral pump mechanical seal |
| CN203604243U (en) * | 2013-11-08 | 2014-05-21 | 江苏大唐国际吕四港发电有限责任公司 | Anhydrous mechanical sealing structure for desulfuration slurry circulating pump |
| CN204921458U (en) * | 2015-08-25 | 2015-12-30 | 张家港市三利密封合金材料有限公司 | Desulfurization pump mechanical seal |
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2015
- 2015-08-25 CN CN201510523709.4A patent/CN105114354B/en active Active
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| Publication number | Publication date |
|---|---|
| CN105114354A (en) | 2015-12-02 |
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