CN102585906B - Knocking device for removing carbon deposition from coal gasifier - Google Patents
Knocking device for removing carbon deposition from coal gasifier Download PDFInfo
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- CN102585906B CN102585906B CN201210033236.6A CN201210033236A CN102585906B CN 102585906 B CN102585906 B CN 102585906B CN 201210033236 A CN201210033236 A CN 201210033236A CN 102585906 B CN102585906 B CN 102585906B
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Abstract
The invention discloses a knocking device for removing carbon deposition from a coal gasifier. The knocking device comprises a support body, a guide sleeve, a pressing sleeve, a piston rod, a piston, a hammer body and a filter arranged in the support body, and is characterized in that: a piston rod seal is a cartridge seal structure arranged in the pressing sleeve, and the pressing sleeve and the guide sleeve are sealed by an end face seal gasket; an O-shaped seal ring and a piston rod V-shaped seal structure are arranged in the cartridge seal structure; the piston rod V-shaped seal structure comprises a piston rod V-shaped ring, a piston rod support ring, a push ring pressed against the tail end of the piston rod support ring, and a piston rod spring supported on the push ring; the piston rod support ring and the piston rod V-shaped ring are limited by a collar at the periphery; and the piston rod spring pre-tightens the piston rod V-shaped ring through the push ring. By arranging the cartridge seal structure, the seal is reliable, the service life of the knocking device is long, the knocking device is convenient to assemble and disassemble, and seal elements can be replaced under the condition that the whole knocking device is not detached after the seal fails.
Description
Technical field
The present invention relates to a kind of knocking device for removing carbon deposition from coal gasifier.
Background technology
Coal gasifier is the nucleus equipment of " coal for oil " device and other allied equipment, knocking device is the key equipment that guarantees the normal operation of coal gasifier, the working temperature of knocking device is that 350 ℃, operating pressure are 6MPa, its effect is by to-and-fro movement, frequently knocks, and prevents furnace interior part and furnace wall dust stratification, carbon distribution.The sealing of knocking device is mainly piston packing and piston rod packing.Piston packing is to leak along piston for controlling obnoxious flavour in coal gasifier; Piston rod packing be after controlling barrier gas and losing efficacy along the leakage of piston rod and piston packing hazardous medium gas along the leakage of piston rod.The sealing of knocking device is the key part of coal gasifier knocking device, closely related with safety, the reliability service of coal gasifier.
The sealing member of knocking device, the one, requirement sealing member material, in High Temperature High Pressure situation, keeps good sealing property, also will have good wear resisting property; The 2nd, sealing part works environment is severe, and applying working condition is poor, requires sealing reliable, and long service life is rational in infrastructure.On the sealed structure of knocking device, at present, the piston packing of coal gasifier knocking device is direct processing o-ring groove on knocking device piston in the world, seals with y-type seal ring; Piston rod packing adopts and on knocking device guide pin bushing, directly processes several o-ring groove, wait and seal with O shape circle, each sealing components and parts disperse, the existing problem of this structure formation is when after seal failure, need to remove complete assembly, side's changeable sealing-element, mounting or dismounting are inconvenience very; And, due to knocking device long-time running, there are the impurity such as coal ash to concentrate on knocking device piece surface, cause device dismounting very difficult, change separately sealing member almost unlikely, often need to change whole knocking device.
Summary of the invention
The present invention is for avoiding the deficiency on above-mentioned existing coal gasifier knocking device sealed structure, a kind of gas furnace carbon remover knocking device is provided, its sealed structure adopts independently packaging type design, make its sealed structure reasonable, safe and reliable, extend work-ing life, and mounting or dismounting are convenient, without removing just changeable sealing-element of whole table apparatus.
Technical solution problem of the present invention adopts following technical scheme:
Knocking device for removing carbon deposition from coal gasifier of the present invention comprises supporter, with the guide pin bushing of the quiet connection of supporter, be connected by screw at gland, the piston rod of guide pin bushing end, be sleeved on piston, the hammer body contacting by support body supports and with piston rod on piston rod and be installed in the filtration unit in supporter; Its constructional feature is: it is the cartridge seal design being installed in gland that piston rod packing is set, and described gland and guide pin bushing are by mechanical seal gasket seal; In the cartridge seal design of described piston rod packing, O-ring seals and piston rod v-seal structure are set respectively; Described piston rod v-seal structure comprises: piston rod v shaped ring, piston rod pushing out ring, pushing tow are at the throw-out collar of piston rod pushing out ring tail end and be bearing in the piston rod spring on throw-out collar, described piston rod pushing out ring and piston rod v shaped ring are spacing in periphery by collar, by described piston rod spring by throw-out collar to piston rod v shaped ring pretension.
The constructional feature of knocking device for removing carbon deposition from coal gasifier of the present invention is also:
In described gland, between described v-seal structure and O-ring seals, offer oil storage vessel.
The piston packing of integral seal structure is set between described piston and guide pin bushing, v-seal part and piston ring are set respectively in described piston packing, described v shaped ring sealing is made up of piston v shaped ring, piston pushing out ring, pressure ring and set nut, and described piston pushing out ring and piston v shaped ring are pressed on piston by set nut by pressure ring; Piston v shaped ring and piston ring form sealing with guide pin bushing respectively.
Compared with the prior art, beneficial effect of the present invention is embodied in:
1, the present invention is a kind of knocking device for removing carbon deposition from coal gasifier, can effectively remove dust stratification and carbon distribution in coal gasifier, reliable operation;
2, the sealing of carbon remover knocking device of the present invention adopts independently packaging type structure, and easy accessibility, without removing just changeable sealing-element of whole table apparatus;
3, the sealing of knocking device for removing carbon deposition from coal gasifier of the present invention, can effectively control the leakage at knocking device for removing carbon deposition from coal gasifier piston rod place, and sealingly secure is reliable, long service life;
4, in the present invention, between the v-seal of piston rod packing and seal with O ring, offer oil storage vessel, can effectively strengthen lubricatedly, increase the service life.
Accompanying drawing explanation
Fig. 1 is that carbon remover knocking device structure of the present invention is always schemed.
Fig. 2 is piston sealing structure schematic diagram of the present invention.
Fig. 3 is the piston rod seal schematic diagram in the present invention.
Number in the figure: A piston packing; B piston rod packing; 1 supporter; 2 guide pin bushings; 3 piston rods; 4 pistons; 5 piston ring; 6 piston v shaped rings; 7 piston pushing out rings; 8 set nuts; 9 pressure rings; 10 hammer bodies; 11 springs; 12 glands; 13 screws; 14 is O-ring seals; 15 oil storage vessels; 16 piston rod springs; 17 throw-out collars; 18 collars; 19 piston rod pushing out rings; 20 piston rod v shaped rings; 21 mechanical seal pads; 22 support rings; 23 filtration units.
Embodiment
Referring to Fig. 1, Fig. 2 and Fig. 3, knocking device for removing carbon deposition from coal gasifier in the present embodiment includes supporter 1, with the quiet guide pin bushing connecting 2 of supporter 1, the gland 12 that is connected to the end of guide pin bushing 2 by screw 13, piston rod 3, be sleeved on the piston 4 on piston rod 3, by spring 11, the piston 4 being sleeved on piston rod 3 is carried out to pretension, the hammer body 10 being supported by supporter 1 is contacted with the rod end of piston rod 3 with end face, by the filtration unit 23 being installed in supporter 1, medium is filtered.
As shown in figures 1 and 3, it is the cartridge seal design being installed in gland 12 that piston rod packing B is set in the present embodiment, and gland 12 seals by mechanical seal pad 21 with guide pin bushing 2; In the integral seal structure of piston rod packing B, O-ring seals 14 and piston rod v-seal structure are set respectively; Piston rod v-seal structure comprises: piston rod v shaped ring 20, piston rod pushing out ring 19, pushing tow are at the throw-out collar 17 of piston rod pushing out ring 19 tail ends, and be bearing in the piston rod spring 16 on throw-out collar 17, piston rod pushing out ring 19 and piston rod v shaped ring 20 are spacing in periphery by collar 18, pass through throw-out collar 17 to piston rod v shaped ring 20 pretensions by piston rod spring 16.
In gland 12, between v-seal structure and O-ring seals 14, offer oil storage vessel 15, under in working order, strengthen lubricated.
As depicted in figs. 1 and 2, the piston packing A of integral seal structure is set in the present embodiment between piston 4 and guide pin bushing 2, in piston packing A, v-seal part and piston ring 5 are set respectively, v shaped ring sealing is made up of piston v shaped ring 6, piston pushing out ring 7, pressure ring 9 and set nut 8, and piston pushing out ring 7 and piston V-type circle 6 are pressed on piston 4 by set nut 8 by pressure ring 9; Piston v shaped ring 6 forms sealing with guide pin bushing 2 respectively with piston ring 5.
In concrete enforcement, at the interior Zhou Kaishe groove of gland 12, be respectively used to install piston rod v shaped ring sealed structure and O-ring seals 14, form sealing with piston rod 3 respectively with piston rod v-seal structure and O shape circle 14.Offer support ring groove in gland inner side, installing support ring 22, in order to support piston bar 3 maintenance levels, prevents beat.
In the present embodiment, piston sealing structure A and piston rod seal B are set to high temperature resistant, high voltage bearing cartridge seal design, working parameter is set and is: 350 ℃ of working temperatures, operating pressure 6MPa.
Claims (3)
1. knocking device for removing carbon deposition from coal gasifier, comprise supporter (1), with the guide pin bushing (2) of the quiet connection of supporter (1), by screw (13) be connected to guide pin bushing (2) end gland (12), piston rod (3), be sleeved on piston (4) on piston rod (3), supported and the hammer body (10) that contacts with piston rod (3) and be installed in the interior filtration unit (23) of supporter (1) by supporter (1); It is characterized in that:
It is the cartridge seal design being installed in gland (12) that piston rod packing (B) is set, and described gland (12) seals by mechanical seal pad (21) with guide pin bushing (2); In the cartridge seal design of described piston rod packing (B), O-ring seals (14) and piston rod v-seal structure are set respectively; Described piston rod v-seal structure comprises: piston rod v shaped ring (20), piston rod pushing out ring (19), pushing tow are at the throw-out collar (17) of piston rod pushing out ring (19) tail end and be bearing in the piston rod spring (16) on throw-out collar (17), described piston rod pushing out ring (19) and piston rod v shaped ring (20) are spacing in periphery by collar (18), pass through throw-out collar (17) to piston rod v shaped ring (20) pretension by described piston rod spring (16).
2. knocking device for removing carbon deposition from coal gasifier according to claim 1, is characterized in that in described gland (12), is positioned between described v-seal structure and O-ring seals (14) and offers oil storage vessel (15).
3. knocking device for removing carbon deposition from coal gasifier according to claim 1 and 2, it is characterized in that arranging the piston packing (A) of integral seal structure between described piston (4) and guide pin bushing (2), v-seal part and piston ring (5) are set respectively in described piston packing (A), described v shaped ring sealing is by piston v shaped ring (6), piston pushing out ring (7), pressure ring (9) and set nut (8) composition, described piston pushing out ring (7) and piston v shaped ring (6) are pressed on piston (4) by set nut (8) by pressure ring (9), piston v shaped ring (6) forms sealing with guide pin bushing (2) respectively with piston ring (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210033236.6A CN102585906B (en) | 2012-02-14 | 2012-02-14 | Knocking device for removing carbon deposition from coal gasifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210033236.6A CN102585906B (en) | 2012-02-14 | 2012-02-14 | Knocking device for removing carbon deposition from coal gasifier |
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| Publication Number | Publication Date |
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| CN102585906A CN102585906A (en) | 2012-07-18 |
| CN102585906B true CN102585906B (en) | 2014-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210033236.6A Active CN102585906B (en) | 2012-02-14 | 2012-02-14 | Knocking device for removing carbon deposition from coal gasifier |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109812581A (en) * | 2019-02-26 | 2019-05-28 | 浙江兰天机械密封件有限公司 | A kind of dry-grinding type combination sealing arrangement |
| CN110617485B (en) * | 2019-10-14 | 2020-09-29 | 王晓景 | Furnace wall of polluted soil pyrolysis or incineration furnace |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101649902A (en) * | 2009-09-10 | 2010-02-17 | 大连路阳科技开发有限公司 | Polyether-ether-ketone (PEEK) combined seal ring |
| CN201415156Y (en) * | 2009-02-26 | 2010-03-03 | 武汉工程大学 | Mechanical vibrator sealing system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200979044Y (en) * | 2006-12-08 | 2007-11-21 | 陆平 | Pipeline extension joint |
| CN201069018Y (en) * | 2007-07-27 | 2008-06-04 | 汪军平 | Hand brake valve seal device |
| CN201596660U (en) * | 2008-12-02 | 2010-10-06 | 国际壳牌研究有限公司 | Rapping device |
| CN201779252U (en) * | 2010-08-20 | 2011-03-30 | 张家港市广大机械锻造有限公司 | Sealing device of oil cylinder plunger |
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- 2012-02-14 CN CN201210033236.6A patent/CN102585906B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201415156Y (en) * | 2009-02-26 | 2010-03-03 | 武汉工程大学 | Mechanical vibrator sealing system |
| CN101649902A (en) * | 2009-09-10 | 2010-02-17 | 大连路阳科技开发有限公司 | Polyether-ether-ketone (PEEK) combined seal ring |
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| CN102585906A (en) | 2012-07-18 |
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Address after: 230031 No. 888 Changjiang West Road, Shushan District, Anhui, Hefei Patentee after: HEFEI GENERAL MACHINERY RESEARCH INSTITUTE Co.,Ltd. Address before: 230031 No. 888 Changjiang West Road, Shushan District, Anhui, Hefei Patentee before: HEFEI GENERAL MACHINERY Research Institute |
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