CN208373034U - A kind of cold hydrogen mouth structure and hydrogenator of hydrogenator - Google Patents
A kind of cold hydrogen mouth structure and hydrogenator of hydrogenator Download PDFInfo
- Publication number
- CN208373034U CN208373034U CN201820584132.7U CN201820584132U CN208373034U CN 208373034 U CN208373034 U CN 208373034U CN 201820584132 U CN201820584132 U CN 201820584132U CN 208373034 U CN208373034 U CN 208373034U
- Authority
- CN
- China
- Prior art keywords
- cold hydrogen
- hydrogenator
- flange
- hydrogen mouth
- cold
- 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.)
- Active
Links
Landscapes
- Pressure Vessels And Lids Thereof (AREA)
Abstract
A kind of cold hydrogen mouth structure and hydrogenator of hydrogenator belong to petrochemical industry hydrogenator field, solve the defect of prior art dismounting small, the heat-insulated difference in space.Its structure include cold hydrogen mouth companion flange (1), cold hydrogen mouth flange (2), pressure ring (3), cold hydrogen tube (4), ceramic fibre rope (5), fixed ring (6)；(1) head face hump partially protrudes into cold hydrogen tube (4) inner wall to cold hydrogen mouth companion flange；(3) pressure ring is welded with the annular groove of cold hydrogen mouth flange (2), (3) inner ring is welded on cold hydrogen tube (4) top outer wall to pressure ring；(6) less than cold hydrogen mouth flange, (2) internal diameter, inner ring are welded on cold hydrogen tube (4) outer wall tail portion to outer diameter to fixed ring；Pressure ring (3) with fixed ring (6) between, (4) (2) (5) outer wall and cold hydrogen mouth flange tightly wrap the real ceramic fibre rope of plug in the annular space between inner wall to cold hydrogen tube.Increase the cold hydrogen mouth structure of the hydrogenator of the utility model in the cold hydrogen mouth flange of the hydrogenator of the prior art, becomes a kind of new hydrogenator.The utility model uniform and stable can supply cold hydrogen, improve oil quality.
Description
Technical field
The utility model belongs to the hydrogenator field in petrochemical industry more particularly to a kind of cold hydrogen mouth structure skill
Art.
Background technique
Cold hydrogen mouth structure in hydrogenator, effect be provided safeguard for the supply of uniform and stable cold hydrogen, so
Cold hydrogen mouth structure it is reasonable whether, not only influence the mixing situation of cold hydrogen and reactant in hydrogenator, while can be more
The bed temperature of good control hydrogenator, avoids overheating caused catalyst failure.It is imitated with good economy and society
Benefit.
The cold hydrogen mouth structure of the prior art generallys use multiple instlated tubulars and is successively mutually placed on the outside of cold hydrogen tube, between tube wall
By the structure of the ceramic fibre rope linking filling dispersed, instlated tubular left and right ends are equipped with corresponding position fixing part part, and cold hydrogen
Guan Yuleng hydrogen mouth companion flange directly welds, as shown in Figure 1.
The cold hydrogen that above structure has the disadvantages that (1) cold hydrogen mouth companion flange enters cannot fully enter cold hydrogen tube, lead
Refrigeration hydrogen structure has gas leak phenomenon；(2) number of parts is more and mostly metal material, manufacturing process's complexity, own wt are also big；
(3) structure is complicated, and assembly process is more, and manufacturing cost is relatively high；(4) it when overhaul of the equipments, needs together to extract cold hydrogen tube out, it is existing
Space needed for field is overhauled is larger, later period checking maintenance higher cost.
Summary of the invention
That the technical problem to be solved by the utility model is to provide a kind of structures is simple, dismounting space is small, good heat-insulation effect,
The cold hydrogen mouth structure being simple to manufacture.
The utility model provides a kind of cold hydrogen mouth structure of hydrogenator, including cold hydrogen mouth companion flange 1, cold hydrogen mouth method
Blue 2, pressure ring 3, cold hydrogen tube 4, ceramic fibre rope 5, fixed ring 6；The 1 head face hump part outside diameter of cold hydrogen mouth companion flange
It is slightly less than the internal diameter of cold hydrogen tube 4, protrudes into 4 inner wall of cold hydrogen tube；3 outer diameter of pressure ring is greater than the internal diameter of cold hydrogen mouth flange 2, and cold
The annular groove of hydrogen mouth flange 2 welds, and 3 inner ring of pressure ring is welded on 4 top outer wall of cold hydrogen tube；6 outer diameter of fixed ring is less than cold
2 internal diameter of hydrogen mouth flange, inner ring are welded on 4 outer wall tail portion of cold hydrogen tube, apart from cold 2 20 ~ 30mm of inner face of hydrogen mouth flange；In pressure ring
The real ceramic fibre rope of plug is tightly wrapped in annular space between 3 and fixed ring 6, between 4 outer wall of cold hydrogen tube and cold 2 inner wall of hydrogen mouth flange
5。
The cold hydrogen tube 4 of the cold hydrogen mouth structure of hydrogenator is made of steel pipe, and pressure ring 3, fixed ring 6 use steel plate system
Make.
The utility model additionally provides a kind of hydrogenator, i.e., in the cold hydrogen mouth flange of the hydrogenator of the prior art
Place increases the cold hydrogen mouth structure of the utility model, becomes a kind of new hydrogenator.
The assembling process of cold hydrogen mouth structure:
1) pressure ring 3 is placed on 4 front end of cold hydrogen tube, welding after keeping with one heart；The rear end of cold hydrogen tube 4 will connect hydrogenator
Internal other inner members, are processed by the installation requirement of inner member；
2) 6 inner ring of fixed ring is mutually welded with 4 outer wall of cold hydrogen tube, wherein 6 outer end of fixed ring to cold 2 inner face of hydrogen mouth flange
Distance is 20 ~ 30mm；
3) ceramic fibre rope 5 be filled between the pressure ring 3 and the fixed ring 6,4 outer wall of cold hydrogen tube and the cold hydrogen mouth
In annular space between 1 inner wall of flange；Wherein ceramic fibre rope 5 tightly wraps cold hydrogen tube 4 and fills in the real space, but need to guarantee ceramic fibre
It can extend into cold hydrogen mouth flange 2 after dimension rope filling；
4) pressure ring 3 is mounted on cold hydrogen mouth flange 2 and seals the annular groove of surface side and mutually weld；After welding, pressure ring 3 must not expose
The end face of cold hydrogen mouth flange 2, i.e. close to cold hydrogen mouth companion flange 1 plane；
5) in assembling process, it is ensured that pressure ring 3, cold hydrogen tube 4, fixed ring 6 and the concentricity of cold hydrogen mouth companion flange 1 are wanted
It asks.
Compared with the prior art, the utility model has the following advantages:
1, heat-proof device structure of the present invention is simple.When checking maintenance, the space that cold hydrogen mouth companion flange disassembly needs is small, and tears open
It unloads simply, cost is relatively low for later period checking maintenance；Number of parts is few, facilitates processing, and weight is small, reduces manufacture difficulty, assembles simultaneously
Process is few, has not only saved cost, has also shortened the manufacturing cycle.
2, it is located between pressure ring and fixed ring in the cold hydrogen mouth structure of the utility model, in cold hydrogen tube outer wall and cold hydrogen mouth flange
Ceramic fibre rope between wall, compared with the prior art in be successively arranged structure between thermal sleeve there are gap, it is of the invention
Ceramic fibre rope loading is bigger, and heat insulation is more preferable, the shockproof effect of cold hydrogen tube is also more preferable；In addition, pressure ring and cold hydrogen mouth method
Between blue annular groove use welded seal, reliability is stronger, at the same can guarantee cold hydrogen completely into cold hydrogen tube, make sealing imitate
Fruit is effectively enhanced.
3, on the basis of above-mentioned advantage, fixed ring outer diameter is less than in cold hydrogen mouth flange in the cold hydrogen mouth structure of the utility model
Diameter, it is meant that can directly install from cold hydrogen mouth flange seal surface side after the completion of the manufacture of cold hydrogen mouth structure, enter without personnel
Inside hydrogenator, installation procedure is not only reduced, and improves device fabrication and checking maintenance efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the prior art,
Fig. 2 is the structural schematic diagram of the utility model,
Fig. 3 is the partial enlarged view in Fig. 2 at I,
Fig. 4 is the partial enlarged view in Fig. 2 at II,
In figure: 1 cold hydrogen mouth companion flange, 2 cold hydrogen mouth flanges, 3 pressure rings, 4 cold hydrogen tubes,
5 ceramic fibre ropes, 6 fixed rings.
Specific embodiment
Specific embodiment of the present utility model is described in further detail with reference to the accompanying drawing.
A kind of cold hydrogen mouth structure of hydrogenator, as shown in Fig. 2, include cold hydrogen mouth companion flange 1, cold hydrogen mouth flange 2,
Pressure ring 3, cold hydrogen tube 4, ceramic fibre rope 5, fixed ring 6；The cold 1 head face hump part outside diameter of hydrogen mouth companion flange omits
Less than the internal diameter of cold hydrogen tube 4,4 inner wall of cold hydrogen tube is protruded into；3 outer diameter of pressure ring is greater than the internal diameter of cold hydrogen mouth flange 2, with cold hydrogen
The annular groove welding of mouth flange 2,3 inner ring of pressure ring are welded on 4 top outer wall of cold hydrogen tube, as shown in Figure 3；Outside the fixed ring 6
Diameter is less than cold 2 internal diameter of hydrogen mouth flange, and inner ring is welded on 4 outer wall tail portion of cold hydrogen tube, apart from 2 inner face 20 of cold hydrogen mouth flange ~
30mm, as shown in Figure 4；Ring between 6 end face of pressure ring 3 and fixed ring, between 4 outer wall of cold hydrogen tube and cold 2 inner wall of hydrogen mouth flange
The real ceramic fibre rope 5 of plug is tightly wrapped in shape space, as shown in Figure 2.
Cold hydrogen tube 4 is made of steel pipe, and pressure ring 3, fixed ring 6 are made of steel plate.
The utility model additionally provides a kind of hydrogenator, i.e., in the cold hydrogen mouth flange of the hydrogenator of the prior art
Place increases cold hydrogen mouth structure of the invention, becomes a kind of new hydrogenator, its technology content is made to step a stage.
The assembling process of cold hydrogen mouth structure:
1) pressure ring 3 is placed on 4 front end of cold hydrogen tube, and welding after keeping with one heart, the rear end of cold hydrogen tube 4 will connect hydrogenator
Interior other inner members, are processed, as shown in Figure 3 by the installation requirement of inner member；So-called " front end " refers to corresponding close to cold hydrogen mouth
1 direction of flange；
2) 6 inner ring of fixed ring is mutually welded with 4 outer wall of cold hydrogen tube, cold 2 inner face of hydrogen mouth flange that wherein 6 outer end of fixed ring is arrived
Distance is 20 ~ 30mm, as shown in Figure 4；
3) ceramic fibre rope 5 be filled between the pressure ring 3 and the fixed ring 6,4 outer wall of cold hydrogen tube and the cold hydrogen mouth
In annular space between 1 inner wall of flange；Wherein ceramic fibre rope 5 tightly wraps cold hydrogen tube 4 and fills in the real space, but need to guarantee ceramic fibre
It can extend into cold hydrogen mouth flange 2 after dimension rope filling；
4) pressure ring 3 is mounted on cold hydrogen mouth flange 2 and seals the annular groove of surface side and mutually weld, as shown in Figure 3；To meet cold hydrogen
Effective sealing of gasket between mouth companion flange 1 and cold hydrogen mouth flange 2 need to guarantee that the annular groove of pressure ring 3 and cold hydrogen mouth flange 2 welds
Afterwards, pressure ring 3 must not expose the end face of cold hydrogen mouth flange 2, i.e. cold hydrogen mouth flange 2 close to cold hydrogen mouth companion flange 1 plane；
5) in assembling process, it is ensured that pressure ring 3, cold hydrogen tube 4, fixed ring 6 and the concentricity of cold hydrogen mouth companion flange 1 are wanted
It asks.
The utility model is that the uniform and stable cold hydrogen supply of hydrogenator provides safeguard, and is conducive to control hydrogenation reaction
The bed temperature of device avoids overheating caused catalyst failure, to improve oil quality.
Claims (3)
1. a kind of cold hydrogen mouth structure of hydrogenator, characterized in that its structure include cold hydrogen mouth companion flange (1), cold hydrogen mouth method
It is blue (2), pressure ring (3), cold hydrogen tube (4), ceramic fibre rope (5), fixed ring (6)；The cold hydrogen mouth companion flange is (1) outside head face hump part
Circular diameter is slightly less than the internal diameter of cold hydrogen tube (4), protrudes into cold hydrogen tube (4) inner wall；(3) (2) outer diameter is greater than cold hydrogen mouth flange to the pressure ring
Internal diameter, welded with cold hydrogen mouth flange annular groove (2), (3) inner ring is welded on cold hydrogen tube (4) top outer wall to pressure ring；The fixation
(6) less than cold hydrogen mouth flange, (2) internal diameter, inner ring are welded on cold hydrogen tube (4) outer wall tail portion to outer diameter to ring, (2) interior apart from cold hydrogen mouth flange
20 ~ 30mm of end face；Pressure ring (3) with fixed ring (6) between, (4) the annular of outer wall and cold hydrogen mouth flange (2) between inner wall is empty for cold hydrogen tube
Between in tightly wrap the real ceramic fibre rope of plug (5).
2. the cold hydrogen mouth structure of a kind of hydrogenator according to claim 1, it is characterized in that: (4) the cold hydrogen tube uses
Steel pipe production, the pressure ring (3), fixed ring (6) steel plate is used to make.
3. a kind of hydrogenator, it is characterized in that: increasing right in the cold hydrogen mouth flange of the hydrogenator of the prior art
It is required that 1 or a kind of hydrogenator as claimed in claim 2 cold hydrogen mouth structure, become a kind of new hydrogenator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820584132.7U CN208373034U (en) | 2018-04-24 | 2018-04-24 | A kind of cold hydrogen mouth structure and hydrogenator of hydrogenator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820584132.7U CN208373034U (en) | 2018-04-24 | 2018-04-24 | A kind of cold hydrogen mouth structure and hydrogenator of hydrogenator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208373034U true CN208373034U (en) | 2019-01-15 |
Family
ID=64972388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820584132.7U Active CN208373034U (en) | 2018-04-24 | 2018-04-24 | A kind of cold hydrogen mouth structure and hydrogenator of hydrogenator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208373034U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110394123A (en) * | 2018-04-24 | 2019-11-01 | 兰州兰石重型装备股份有限公司 | A kind of cold hydrogen mouth structure and assembly method of hydrogenator |
-
2018
- 2018-04-24 CN CN201820584132.7U patent/CN208373034U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110394123A (en) * | 2018-04-24 | 2019-11-01 | 兰州兰石重型装备股份有限公司 | A kind of cold hydrogen mouth structure and assembly method of hydrogenator |
| CN110394123B (en) * | 2018-04-24 | 2024-02-13 | 兰州兰石重型装备股份有限公司 | Cold hydrogen port structure of hydrogenation reactor and assembly method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203298648U (en) | Polytetrafluoroethylene tube type air preheater | |
| CN208373034U (en) | A kind of cold hydrogen mouth structure and hydrogenator of hydrogenator | |
| CN103672943B (en) | Air preheater float tube sealed elastic sealing shroud device | |
| CN103557738A (en) | Sealing structure of tubular heat exchanger tube box | |
| CN110394123A (en) | A kind of cold hydrogen mouth structure and assembly method of hydrogenator | |
| CN201096679Y (en) | Sealing device for small-diameter pipe pressure test | |
| CN201359169Y (en) | Novel anticorrosive rotary compensator for pipes | |
| CN207042453U (en) | A kind of cold hydrogen mouth internal heat-insulating device and hydrogenation reactor | |
| CN205843896U (en) | A kind of floating head heat exchanger tube head water pressure test frock | |
| CN104776749B (en) | A kind of tube header of tube-type heat exchanger seals structure | |
| CN103063075B (en) | Tube box structure of tube type heat exchanger | |
| US3170227A (en) | Method of fabricating clad tubes | |
| CN207730075U (en) | A kind of segmented heat exchanger structure | |
| CN203100525U (en) | Tube box structure for tube type heat exchanger | |
| CN204718472U (en) | A kind of tube header of tube-type heat exchanger hermetically-sealed construction | |
| CN203362337U (en) | Heater part for hot-air engine | |
| CN213871542U (en) | Socket type compensation sealing assembly with lining for high-temperature pipeline | |
| CN101943298A (en) | Vacuum composite delivery pipe and connecting structure | |
| CN205936780U (en) | Stainless steel return bend welding exhaust manifold | |
| CN219045930U (en) | Detachable jacket structure of zirconium heat exchanger | |
| CN206000473U (en) | Vacuum heat-insulation sucker rod | |
| CN111059351A (en) | High-temperature built-in bypass type stop valve | |
| CN211175777U (en) | Integral forming connection structure for pipe end of gas transfer pipe | |
| CN210512043U (en) | Mounting structure of smoke exhaust fan ventilation pipe | |
| CN219549812U (en) | Insulation structure for low-temperature pipeline in-out cold box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |