CN205877569U - Online prosthetic devices of dry coke quenching high temperature metal expansion joint - Google Patents
Online prosthetic devices of dry coke quenching high temperature metal expansion joint Download PDFInfo
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- CN205877569U CN205877569U CN201620856547.6U CN201620856547U CN205877569U CN 205877569 U CN205877569 U CN 205877569U CN 201620856547 U CN201620856547 U CN 201620856547U CN 205877569 U CN205877569 U CN 205877569U
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- seal
- expansion joint
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- temperature metal
- metal expansion
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Abstract
The utility model provides an online prosthetic devices of dry coke quenching high temperature metal expansion joint, belongs to coking equipment repair tools technical field. Its technical scheme is: two semicircles seal up the upper end of snap ring difference welded connection at two semicircle seal guide sleeve, the connecting flange is with two semicircle sealed snap rings, the seal guide sleeve hookup is as an organic whole, go up sealing ring, the carbon fibers packing is placed between the pipe of the upper end of the circumferential inner wall of sealed snap ring and high temperature metal expansion joint, two semicircle seals are arranged in the circumferential inner wall of two semicircle seal guide sleeve lower extremes respectively, place the carbon fibers packing between seal guide sleeve circumferential inner wall and seal, sealing ring and carbon fibers packing have been placed down between the lower extreme pipe of seal and high temperature metal expansion joint. The utility model discloses can be to leaking online whole restoration of high temperature metal expansion joint, guarantee the sealed effect of system under the various pressure operating modes of high temperature, and satisfy former expansion joint each to the compensation requirement, avoid completely stopping production and overhaul the loss that brings production and equipment.
Description
Technical field
This utility model relates to a kind of device repaired dry coke quenching high-temperature metal expansion joint online, belongs to coking and sets
Standby maintenance tool technical field.
Background technology
It is respectively provided with high-temperature metal expansion joint, owing to coke dry quenching furnace is internal for band in coke dry quenching furnace bypass and air leading-in conduit road
There is the high temperature inert gas of coke powder, pipeline is washed away relatively big, simultaneously because the sulfur dioxide in recyclegas causes in local
Dew point corrosion, the most often there is leakage in various degree in dry coke quenching high-temperature metal expansion joint, due to
Gas leakage band is toxic and negative pressure section sucks STRENGTH ON COKE generation scaling loss in various degree after air, if leakage rate can cause more greatly
Gaseous combustible composition is uncontrollable and promptly stops production, it is therefore necessary to repair in time.In production scene, high-temperature metal expansion joint
The gas temperature at position is the highest at about 600 DEG C, and pressure, at 5-6Kpa, uses conventional hermetic loss circulation material to be difficult to repair, if whole
Body is changed and is then needed blowing out overhaul, and production and equipment are caused immeasurable loss.At present, the high-temperature metal of leakage how is repaired
The problem of expansion joint annoyings maintenance work always, becomes impact and produces the persistent ailment being smoothed out, and there is also safety greatly hidden
Suffer from, it would be highly desirable to technical staff and maintainer are solved.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of dry coke quenching high-temperature metal expansion joint and repairs dress online
Putting, this online prosthetic device can carry out not blowing out reparation to the high-temperature metal expansion joint of leakage, it is not necessary to reduces and produces load,
Can be concisely and efficiently and process the problem that the expansion joint leakage caused due to reasons such as erosion corrosions is damaged or ineffective, and right
High-temperature gas mixture body reliably seals, and ensures the flexible compensation amount of high-temperature metal expansion joint.
The technical scheme solving above-mentioned technical problem is:
A kind of online prosthetic device of dry coke quenching high-temperature metal expansion joint, it includes seal snap ring, seals guide pin bushing, attached method
Orchid, seal, upper Sealing shield ring, lower seal back-up ring and carbon fibre packing, seal snap ring, sealing guide pin bushing are respectively two semicircles
Ring and two and half round busses, two semicircle seal snap rings are respectively welded the upper end being connected to two semicircles sealing guide pin bushings, attached method
Blue relative both sides are respectively welded and are connected to two semicircle seal snap rings, the both sides of the edge of semicircle sealing guide pin bushing, and coupling flange will
The seal snap ring of two semicircles, sealing guide pin bushing are connected as one, and upper Sealing shield ring is placed on the circumferential inner wall of seal snap ring with high
Between the upper pipes of temperature type metal expansion joint, between upper Sealing shield ring and the circumferential inner wall of seal snap ring, place carbon fibre dish
Root, seal is two semicircular ring, and two semicircle seals lay respectively in the circumferential inner wall that two semicircles seal guide pin bushing lower end,
Sealing the lower end pipe placing carbon fibre packing, seal and high-temperature metal expansion joint between guide pin bushing circumferential inner wall and seal
Between be placed with lower seal back-up ring and carbon fibre packing.
The above-mentioned online prosthetic device of dry coke quenching high-temperature metal expansion joint, it also has reinforcing plate, and reinforcing plate is two semicircular ring,
Two semicircle reinforcing plates are respectively welded at two semicircles and seal on the lower end outer wall of guide pin bushing.
The above-mentioned online prosthetic device of dry coke quenching high-temperature metal expansion joint, the inside circumference wall of described seal snap ring has card
Groove, bayonet slot ring is embedded in draw-in groove around the circumference of seal snap ring, carbon fibre packing, and upper Sealing shield ring is fine with the carbonization in draw-in groove
Dimension packing is in close contact.
The above-mentioned online prosthetic device of dry coke quenching high-temperature metal expansion joint, fluted on the periphery wall of described seal,
Groove is around the circumference of seal, and carbon fibre packing is embedded in groove, in the circumference of carbon fibre packing and sealing guide pin bushing
Wall is in close contact.
The above-mentioned online prosthetic device of dry coke quenching high-temperature metal expansion joint, has open-minded above the inside circumference wall of described seal
Mouthful, gap is around the circumference of seal, and gap is embedded in carbon fibre packing, by lower seal back-up ring pressure above carbon fibre packing
Tightly.
The beneficial effects of the utility model are:
This utility model, at the periphery environmental sealing guide pin bushing of the high-temperature metal expansion joint of leakage, seals the two ends of guide pin bushing respectively
It is connected with upper pipes and the lower end seal of tube of high-temperature metal expansion joint with seal snap ring and seal, integrant sealing shroud
Pipe, prevents gas in high-temperature metal expansion joint from leaking outside.
This utility model is the pioneering of dry coke quenching high-temperature metal expansion joint maintenance, solves the difficult problem that long-standing problem produces,
The high-temperature metal expansion joint of leakage can be carried out online overall reparation, it is ensured that system sealing effect under the various pressure working condition of high temperature
Really, former high-temperature metal expansion joint and is met when load and variations in temperature respectively to compensating requirement, it is entirely avoided stop production to overhaul band
Produce the loss with equipment, there is significant economic benefit, eliminate the potential safety hazard in production simultaneously, be worth pushing away in the industry
Extensively.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is use view of the present utility model.
In figure, labelling is as follows: high-temperature metal expansion joint flange 1, seal snap ring 2, carbon fibre packing 3, upper Sealing shield ring 4,
Upper pipes 5, corrugated tube 6, sealing guide pin bushing 7, connection flange 8, groove 9, seal 10, lower seal back-up ring 11, gap 12, reinforcing plate
13, lower end pipe 14, clamping earrings 15.
Detailed description of the invention
The online prosthetic device of high-temperature metal expansion joint of the present utility model includes seal snap ring 2, seals guide pin bushing 7, attached method
Orchid 8, seal 10, upper Sealing shield ring 4, lower seal back-up ring 11, reinforcing plate 13 and carbon fibre packing 3.
Showing in figure, seal snap ring 2, reinforcing plate 13, sealing guide pin bushing 7 are respectively two semicircular ring and two and half round busses,
Two semicircle seal snap rings 2 are respectively welded and are connected to two semicircles and seal the upper end inwall of guide pin bushings 7, two semicircle reinforcing plates 13 points
It is not welded to connect the lower end outer wall sealing guide pin bushing 7 at two semicircles.
Showing in figure, the relative both sides of connection flange 8 are respectively welded and are connected to two semicircle seal snap rings 2, semicircle seals
The both sides of the edge of guide pin bushing 7, couple flange 8 and the seal snap ring 2 of two semicircles, sealing guide pin bushing 7 are connected as one.
Showing in figure, upper Sealing shield ring 4 is placed on the circumferential inner wall of seal snap ring 2 and the upper pipes of high-temperature metal expansion joint
Between 5.Having draw-in groove on the inside circumference wall of seal snap ring 2, bayonet slot ring embeds around the circumference of seal snap ring 2, carbon fibre packing 3
In draw-in groove, upper Sealing shield ring 4 is in close contact with the carbon fibre packing 3 in draw-in groove.
Showing in figure, seal 10 is two semicircular ring, and two semicircle seals 10 lay respectively at two semicircles sealings and lead
Overlap in the circumferential inner wall of 7 lower ends, carry out close sealing placement carbon fibre packing 3 between guide pin bushing 7 circumferential inner wall and seal 10
Envelope, is placed with lower seal back-up ring 11 and carbon fibre packing 3 between the lower end pipe 14 of seal 10 and high-temperature metal expansion joint
Seal.
Showing in figure, on the periphery wall of seal 10 fluted 9, groove 9 is around the circumference of seal 10, and carbonization is fine
Dimension packing 3 is embedded in groove 9, and carbon fibre packing 3 and the circumferential inner wall sealing guide pin bushing 7 are in close contact.
Showing in figure, have gap 12 above the inside circumference wall of seal 10, gap 12, around the circumference of seal 10, slits
Mouth 12 is embedded in carbon fibre packing 3, is compressed by lower seal back-up ring 11 above carbon fibre packing 3.
Seal snap ring 2 of the present utility model uses circumference soldering with sealing guide pin bushing 7, and high 6mm, sealing surfaces are welded in outside fillet welding
Polishing processing, sealing surfaces flatness≤0.2mm, it is ensured that air-tightness after downhand welding.Seal guide pin bushing 7, reinforcing plate 13 material is that 5mm is thick
316L corrosion resistant plate remaining be Q235A.
Seal 10 of the present utility model uses circumference soldering with clamping earrings 15, processing of should polishing after sealing surface downhand welding,
Flatness≤0.1mm, it is ensured that air-tightness.
Each sealing plane of the present utility model is equipped with the asbestos board sealing gasket that thickness is 4mm when mounted.Each mounting hole site
Degree of putting≤0.3mm.
Sealing guide pin bushing 7 opposing seal body 10 of the present utility model is axially movable when pipeline axial expansion or contraction, uses
To compensate pipeline axial deformation.
Claims (5)
1. the online prosthetic device of dry coke quenching high-temperature metal expansion joint, it is characterised in that: it includes seal snap ring (2), seals
Guide pin bushing (7), connection flange (8), seal (10), upper Sealing shield ring (4), lower seal back-up ring (11) and carbon fibre packing (3),
Seal snap ring (2), sealing guide pin bushing (7) are respectively two semicircular ring and two and half round busses, and two semicircle seal snap rings (2) are respectively
Being welded to connect the upper end sealing guide pin bushing (7) at two semicircles, the relative both sides of connection flange (8) are respectively welded and are connected to two and half
Circle seal snap ring (2), semicircle seal the both sides of the edge of guide pin bushing (7), couple flange (8) by the seal snap ring (2) of two semicircles, close
Envelope guide pin bushing (7) is connected as one, and upper Sealing shield ring (4) is placed on circumferential inner wall and the high-temperature metal expansion joint of seal snap ring (2)
Upper pipes (5) between, between the circumferential inner wall of upper Sealing shield ring (4) and seal snap ring (2) place carbon fibre packing
(3), seal (10) is two semicircular ring, and two semicircle seals (10) lay respectively at two semicircles and seal guide pin bushing (7) lower end
Circumferential inner wall in, sealing placement carbon fibre packing (3), seal between guide pin bushing (7) circumferential inner wall and seal (10)
(10) and it is placed with lower seal back-up ring (11) and carbon fibre packing (3) between lower end pipe (14) of high-temperature metal expansion joint.
The online prosthetic device of dry coke quenching high-temperature metal expansion joint the most according to claim 1, it is characterised in that: it also adds
Strong plate (13), reinforcing plate (13) is two semicircular ring, and two semicircle reinforcing plates (13) are respectively welded at two semicircles and seal guide pin bushing
(7) on lower end outer wall.
The online prosthetic device of dry coke quenching high-temperature metal expansion joint the most according to claim 2, it is characterised in that: described sealing
Having draw-in groove on the inside circumference wall of snap ring (2), bayonet slot ring is embedded in card around the circumference of seal snap ring (2), carbon fibre packing (3)
In groove, upper Sealing shield ring (4) is in close contact with the carbon fibre packing (3) in draw-in groove.
The online prosthetic device of dry coke quenching high-temperature metal expansion joint the most according to claim 3, it is characterised in that: described sealing
On the periphery wall of body (10) fluted (9), groove (9) around seal (10) circumference, carbon fibre packing (3) embed
In groove (9), carbon fibre packing (3) and the circumferential inner wall sealing guide pin bushing (7) are in close contact.
The online prosthetic device of dry coke quenching high-temperature metal expansion joint the most according to claim 4, it is characterised in that: described sealing
Having gap (12) above the inside circumference wall of body (10), gap (12) is around the circumference of seal (10), and gap (12) is embedded in
Carbon fibre packing (3), carbon fibre packing (3) top is compressed by lower seal back-up ring (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620856547.6U CN205877569U (en) | 2016-08-10 | 2016-08-10 | Online prosthetic devices of dry coke quenching high temperature metal expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620856547.6U CN205877569U (en) | 2016-08-10 | 2016-08-10 | Online prosthetic devices of dry coke quenching high temperature metal expansion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205877569U true CN205877569U (en) | 2017-01-11 |
Family
ID=57703691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620856547.6U Active CN205877569U (en) | 2016-08-10 | 2016-08-10 | Online prosthetic devices of dry coke quenching high temperature metal expansion joint |
Country Status (1)
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| CN (1) | CN205877569U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106090512A (en) * | 2016-08-10 | 2016-11-09 | 唐山钢铁集团有限责任公司 | A kind of online prosthetic device of dry coke quenching high-temperature metal expansion joint and method |
-
2016
- 2016-08-10 CN CN201620856547.6U patent/CN205877569U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106090512A (en) * | 2016-08-10 | 2016-11-09 | 唐山钢铁集团有限责任公司 | A kind of online prosthetic device of dry coke quenching high-temperature metal expansion joint and method |
| CN106090512B (en) * | 2016-08-10 | 2017-11-24 | 唐山钢铁集团有限责任公司 | A kind of method repaired online to high-temperature metal expansion joint |
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