CN203976410U - A kind of piece cellular type graphite reboiler - Google Patents
A kind of piece cellular type graphite reboiler Download PDFInfo
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- CN203976410U CN203976410U CN201420372103.6U CN201420372103U CN203976410U CN 203976410 U CN203976410 U CN 203976410U CN 201420372103 U CN201420372103 U CN 201420372103U CN 203976410 U CN203976410 U CN 203976410U
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Abstract
The utility model discloses a kind of piece cellular type graphite reboiler, include graphite block, graphite block inside is provided with the material hole of perforation from top to bottom, and its inside is provided with the steam hole of perforation from left to right, and material hole is crisscross arranged and is not communicated with mutually with steam hole.On graphite block, be provided with 1 body formed material hole and steam hole, staggered interval arranges not connectedly between the two, and is separated with certain distance, thereby makes graphite block can not produce the seepage between material hole and steam hole; Of the present utility model cellular type graphite reboiler temperature tolerance and Corrosion Protection are good, intensity is high, favorable sealing property, long service life, efficiently solve that common cellular type graphite reboiler is fragile, a difficult problem for easy leakage, for huge contribution has been made in the development of fluorine chemical industry and other petrochemical industry.
Description
Technical field
The utility model relates to a kind of piece cellular type graphite reboiler, belongs to technical field of chemical.
Background technology
In the use procedure of existing cellular type graphite reboiler, have following point: 1, graphite block easily produces the seepage of material hole and water hole or steam hole; 2, the sealing easy to leak between graphite parts; 3, the sealing between housing and graphite parts is easily leaked; 4, graphite block easily cracks leakage; 5, the graphite block at air inlet position easily produces localized hyperthermia and peels away the bad leakage of rhegma.Due to the existence of above problem, in Chemical Manufacture the work-ing life of graphite block hole-type reboiler not high, maintenance cost increase, equipment driving rate is low, can not ensure the long-period stable operation of chemical production device, and energy consumption is high, the production of serious restriction chemical plant installations, causes serious financial loss.
Utility model content
The purpose of this utility model is: a kind of piece cellular type graphite reboiler is provided, solves the variety of issue existing in the use procedure of existing cellular type graphite reboiler.
The technical solution of the utility model: a kind of piece cellular type graphite reboiler, include graphite block, graphite block inside is provided with the material hole of perforation from top to bottom, and its inside is provided with the steam hole of perforation from left to right, and material hole and steam hole are crisscross arranged.
Above-mentioned piece cellular type graphite reboiler, this graphite reboiler also includes bolster structure, in this bolster structure, be placed with lower cover, feed-pipe is bonding through bolster structure and lower cover, on lower cover, be placed with 1 above graphite block, on the graphite block of the superiors, be placed with upper cover, on upper cover, be provided with clamping piece structure, discharge nozzle is through bonding with upper cover after upper clamping piece structure, lower cover between bolster structure and upper clamping piece structure, the cylindrical shaft that graphite block and upper cover form is provided with cylindrical shell outward, on cylindrical shell, be provided with steam inlet, condensation-water drain, evacuation port and discharging hole.
Above-mentioned piece cellular type graphite reboiler, is provided with vapour distributor on described stack shell, is provided with steam inlet on vapour distributor, on half stack shell of the stack shell that vapour distributor surrounds, is provided with steam distribution hole.
Above-mentioned piece cellular type graphite reboiler, between the graphite block of the described the superiors and upper cover, be also placed with the upper graphite block of 1 taper type structure, upper graphite block cone place is provided with chamfering flange, upper chamfering flange is connected with upper clamping piece structure by bolt, upper graphite block outer shroud is provided with cylindrical shell upper flange with it, on cylindrical shell upper flange, be bolted supported flange, bolt is to cylindrical shell upper flange, supported flange and upper chamfering flange carry out fastening, shank of bolt between bolt head and the upper chamfering flange upper surface of bolt has been inserted in spring with it, the upper end of cylindrical shell contacts with cylindrical shell upper flange bottom surface.
Above-mentioned piece cellular type graphite reboiler, described graphite block upper surface is provided with 1 boss, is provided with 1 groove corresponding with boss on its bottom surface, and is provided with identical structure on the upper graphite block connecting with graphite block.
, there is spacing between described cylinder inboard wall and graphite block outer shroud body in above-mentioned piece cellular type graphite reboiler, is provided with baffle ring on cylinder inboard wall.
Above-mentioned piece cellular type graphite reboiler, described graphite parts: be provided with gasket seal between the mutual contact surface of lower cover, graphite block, upper graphite block and upper cover, between bolster structure and lower cover bottom surface, upper clamping piece structure and upper cover upper surface, be provided with buffering spacer, between the O type groove of bolster structure and lower cover ring body, be provided with O type circle, on cylindrical shell upper flange, be provided with a groove, in groove, snap in graphite packing, O type circle, on supported flange, be provided with the projection corresponding with groove.
Above-mentioned piece cellular type graphite reboiler, material hole on described graphite block and the diameter of steam hole are 8-22mm, between material hole and steam hole, material hole each other, steam hole each other wall thickness be 3-8mm, the steam hole of top or bottommost is 20-55mm to the graphite block end face distance being close to, and the enveloping outer enclosure in material hole to graphite block ring body distance is 20-55mm.
The beneficial effects of the utility model: the graphite parts contacting with material in the utility model has passed through dip treating and thermal treatment in making processes early stage, has improved permeability resistance, erosion resistance and the intensity of graphite components; On graphite block, be provided with 1 body formed material hole and steam hole, staggered interval arranges not connectedly between the two, and is separated with certain distance, thereby makes graphite block can not produce the seepage between material hole and steam hole; Graphite block and upper graphite block are male and fomale(M&F) structure design, on the contact seal end face of all parts, are all processed with sealing waterline, thereby have improved the sealing effectiveness between all parts; And sealing member material use is that PTFE gasket or overall PTFE gasket are wound around raw material band or expansion Teflon tap, the sealing of O type groove is used fluororubber O-type ring or high fluororubber O-type ring sealing material, these sealing material good sealing effects, temperature tolerance, resistance to pressure, corrosion resistance nature are all better; And be provided with compensating spring bolt assembly, and can avoid cylindrical shell to be subject to the impact of temperature, thereby expand or shrink the snap-in force changing between graphite components, affect sealing effectiveness and stressing conditions between graphite components.In general, of the present utility model cellular type graphite reboiler temperature tolerance and Corrosion Protection are good, intensity is high, favorable sealing property, long service life, effectively solve that common cellular type graphite reboiler is fragile, a difficult problem for easy leakage, for huge contribution has been made in the development of fluorine chemical industry and other petrochemical industry.
Brief description of the drawings
Accompanying drawing 1 is structural representation of the present utility model;
Accompanying drawing 2 is graphite block plan structure schematic diagram of the present utility model;
Accompanying drawing 3 is the main TV structure schematic diagram of graphite block of the present utility model;
Accompanying drawing 4 is the main TV structure schematic diagram of graphite block of the present utility model;
Accompanying drawing 5 is the main TV structure schematic diagram of graphite block of the present utility model;
The plan structure schematic diagram that accompanying drawing 6 is cylindrical shell of the present utility model;
Reference numeral: 1-feed-pipe, 2-bolster structure, 3-buffering spacer, 4-O type circle, 5-lower cover, 6-condensation-water drain, 7-graphite block, 71-material hole, 72-steam hole, 73-boss, 74-groove, 75-enveloping outer enclosure, 8-cylindrical shell, 9-gasket seal, 10-baffle ring, 11-bearing, 12-vapour distributor, 13-cylindrical shell upper flange, 14-asbestos packing, 15-steam inlet, 16-supported flange, the upper graphite block of 17-, the upper chamfering flange of 18-, 19-bolt, 20-upper cover, the upper clamping piece structure of 21-, 22-spring, 23-discharge nozzle, 24-evacuation port, 25-discharging hole, 26-steam distribution hole.
Embodiment
Embodiment of the present utility model: a kind of piece cellular type graphite reboiler, as shown in accompanying drawing 2-5, this graphite reboiler includes graphite block 7, this graphite block 7 is cylindrical structure, evenly be provided with the material hole 71 of the whole right cylinder upper and lower surface of multiple perforations from top to bottom in graphite block 7 inside, its inside is also evenly provided with the steam hole 72 of multiple its column side faces of perforation from left to right, and material hole 71 is crisscross arranged and is not communicated with mutually with steam hole 72.Material hole 71 is 8-22mm with the bore dia of steam hole 72, and between material hole 71 and steam hole 72, wall thickness is 3-8mm, and material hole 71 each other wall thickness is 3-8mm, and steam hole 72 each other wall thickness is 3-8mm.Material hole 71 enveloping outer enclosures 75 are 20-55mm to graphite block 7 outer shroud body distances, and distance is too small, and graphite block 7 is damage easy to crack in use, and distance is excessive, causes the waste of graphite material.When steam hole 72 arranges, should ensure to go up most 1 and next root steam hole 72 is to graphite block 7 end distances that are close to it from being 20-55mm, distance is too small, in use damage easy to crack of graphite block 7, and distance is excessive, causes that in use heat transfer effect is poor.
As shown in Figure 1, this graphite reboiler also includes bolster structure 2, and this bolster structure 2 is made up of bolster and a flange, is undertaken fasteningly between them by bolt, is placed with lower cover 5 on bolster, and flange is enclosed within on lower cover 5.Feed-pipe 1 bonds together with lower cover 5 through after bolster, on lower cover 5, be placed with more than 1 graphite block 7, on the graphite block 7 of the superiors, be placed with upper cover 20, on upper cover 20, be provided with clamping piece structure 21, discharge nozzle 23 passes upper clamping piece structure 21 afterwards and upper cover 20 bonds together, lower cover 5 between bolster structure 2 and upper clamping piece structure 21, the cylindrical shaft that graphite block 7 and upper cover 20 form is provided with cylindrical shell 8 outward, on cylindrical shell 8, be provided with steam inlet 15, condensation-water drain 6, evacuation port 24 and discharging hole 25, and be convenient to install bearing 11 and hanger.In manufacturing processed, on bolster, need to be designed with 1 than the large 1-4mm of graphite lower cover 5, the heavy face that the degree of depth is 4-12mm, is convenient to installation and the location of graphite lower cover 5.Be designed with 1 O type groove near the outer lower edge of graphite lower cover 5, O type well width exceedes 2/3 of O type loop diameter, and O type groove preglabellar field size exceedes graphite lower cover 5 lower outer edge size 1-6mm.Lower cover 5 is designed to pan bottom shape, while being convenient to charging, is evenly distributed, and graphite lower cover 5 is stressed better simultaneously, not fragile.Upper cover 20 is designed to pan bottom shape, and when also can be designed as taper type and being convenient to discharging, without dead angle, the volumetric ratio lower cover 5 of upper cover 20 wants large, reason is large when volume ratio charging after material expanded by heating, also be conducive to heat the effusion of rear gas, graphite seal head is stressed better simultaneously, not fragile.The trim preglabellar field of lower cover 5, upper cover 20 is 20-55mm to its outer peripheral distance, needs Design and Machining to have sealing waterline on seal face, increases like this sealing effectiveness.And the adapter thickness of feed-pipe 1, discharge nozzle 23 should be 20-55mm, the bonding degree of depth of taking between end socket is 20-100mm, so words, and the intensity of adapter is higher, not fragile, also difficult drop-off.
As shown in accompanying drawing 1 and 6,1 vapour distributor 12 is installed on the stack shell of the top of stack shell 8, on vapour distributor 12, be provided with steam inlet 15, on half stack shell of the stack shell 8 that vapour distributor 12 surrounds, be evenly provided with many rows steam distribution hole 26, on each row, be evenly provided with multiple steam distribution hole 26.Steam enters in process and is entered in the cavity forming between vapour distributor 12 and stack shell 8 by steam inlet 15, and then blows out by the steam distribution hole 26 on stack shell 8 steam hole 72 that enters into graphite block 7.Arranging like this can prevent that the air pressure of steam is too large, directly impacts graphite block 7, affects the performance of graphite block 7.Because the steam hole 72 of graphite block 7 is settings from left to right, thus 26, steam distribution mouth need to be arranged on the half of stack shell of stack shell 8, corresponding 1 steam hole 72 in 1 steam distribution hole 26 in its setting up procedure.
Between the graphite block 7 of the superiors and upper cover 20, be also placed with the upper graphite block 17 of 1 taper type structure, upper graphite block 17 and graphite block 7 similar, also be provided with material hole, whether steam hole arranges can be selected according to the installation station of cylindrical shell 8, upper graphite block 17 cone places are provided with chamfering flange 18, upper chamfering flange 18 is connected with upper clamping piece structure 21 by bolt, upper graphite block 17 outer shroud body bottom position places are provided with cylindrical shell upper flange 13, on cylindrical shell upper flange 13, be bolted supported flange 16, bolt 19 is to cylindrical shell upper flange 13, supported flange 16 and upper chamfering flange 18 carry out fastening, shank of bolt between bolt head and upper chamfering flange 18 upper surfaces of bolt 19 has been inserted in spring 22 with it, the upper end of cylindrical shell 8 contacts with cylindrical shell upper flange 13 bottom surfaces.When manufacture, upper graphite block 17 need be designed with certain tapering, and angle is for should be 3-15 °, and angle is too little, and the snap-in force that when assembling, upper chamfering flange 18 produces is inadequate, and angle is too large, and upper end size of seal contact face is inadequate.The Design and Machining angle of upper chamfering flange 18 is identical with the angle of upper graphite block 17, so that upper chamfering flange 18 matches with upper graphite block 17.Upper chamfering flange 18, bolt 19, spring 22, upper chamfering flange 18 form 1 compensating spring bolt assembly with the bolt of upper clamping mechanism 21, because graphite reboiler is in use due to rising or the reduction of temperature, cylindrical shell 8 can expand or shrink, the variation of cylindrical shell 8, can make the snap-in force between graphite parts change, affect sealing effectiveness and stressing conditions, can regulate its snap-in force this time by compensating spring bolt assembly, and the variation of its snap-in force mainly regulates by spring 22.
As shown in Figure 3, graphite block 7 upper surfaces are provided with 1 boss 73, be provided with 1 groove 74 corresponding with boss 73, and be provided with identical structure on the upper graphite block 17 connecting with graphite block 7 on its bottom surface.Graphite block 7 and 17 sealings of upper graphite block adopt such concave-convex design processing mode, have needed sealing waterline on trim, and sealing effectiveness is better like this.Also can adopt O type seal groove structure to seal.As shown in accompanying drawing 4-5, in making processes, also can be designed as 1 graphite block 7 two and be provided with boss 73, graphite block 7 two that then its upper and lower is installed are set to groove 74.
Between cylindrical shell 8 inwalls and graphite block 7 outer shroud bodies, there is the spacing of 30-100mm, be convenient to steam circulates between cylindrical shell 8 and graphite block 7, in order to improve the rate of utilization of steam, therefore be provided with baffle ring 10 on cylindrical shell 8 inwalls, the baffle ring 10 asymmetric setting in left and right from top to bottom.Avoid steam to enter that cylindrical shell 8 is rear directly to be moved from top to bottom, without the steam hole 72 of graphite block 7, cannot reach heats.In accompanying drawing 1, the expression of arrow is the flow direction of steam, can find out and be provided with baffle ring 10 from its flow direction, can make steam inner at cylindrical shell 1 is the motion of " Contraband " font, and in moving process, steam will penetrate in the steam hole 72 of graphite block 7, thereby material is heated.
Graphite block 7 each other, between graphite block 7 and lower cover 5, between graphite block 7 and upper graphite block 17, between upper graphite block 17 and upper cover 20, be provided with gasket seal 9, between the bolster of bolster structure 2 and lower cover 5 bottom surfaces, between the upper clamping piece of upper clamping piece structure 21 and upper cover 20 upper surfaces, be provided with buffering spacer 3, the O type groove of bolster structure 2 and lower cover 5 encircle and between body, are provided with O type circle 4, on cylindrical shell upper flange 13, be provided with a groove, in groove, snap in graphite packing 14, O type circle 4, on supported flange 16, be provided with the projection corresponding with groove.The effect of supported flange 16 is mainly that asbestos packing 14 and O type circle 4 are compressed, and reaches the sealing function between cylindrical shell 8 and upper graphite block 17, and the interior medium of cylindrical shell 8 is not leaked.So supported flange 16 must have certain protrusion with the contact site of O type circle 4.And the sealing of upper graphite block 17 select graphite packing 14 and fluororubber O-type ring 4 aggregate erections relatively good, asbestos packing 14 can be high temperature resistant, fluororubber O-type ring 4 has good sealed elastic, temperature tolerance, solidity to corrosion are also relatively good.Design of Sealing Structure between graphite block 7 and between graphite block 7 and upper graphite block 17 is male and fomale(M&F) structure, overall PTFE gasket 9 selected by its sealing material or overall PTFE gasket 9 is wound around raw material band or expansion Teflon tap is made sealing material, sealing effectiveness is better, working pressure is high, temperature tolerance is best, and Corrosion Protection is best.
The manufacture method of this piece cellular type graphite reboiler includes:
A, according to the size of component, process, select and obtain corresponding part, wherein graphite raw material select particularly importantly, graphite raw material is selected 0.8mm particle, density is at 1.65*10
3-1.79*10
3kg/m
3between, thickness is 300-500mm,
B, by the graphite parts preparing with graphite material: feed-pipe 1, lower cover 5, graphite block 7, upper graphite block 17, upper cover 20 and discharge nozzle 23, put into dipping still and carry out resin impregnating processing, dipping air pressure is 0.5-1.6Mpa, and dipping time is 8---16 hours
C, the graphite parts after dip treating is put into thermal treatment still again heat-treat, heat treatment time is 12-24 hours, thermal treatment temp is 150-190 DEG C, and graphite components intensity, temperature tolerance and the non-corrosibility after dipping, thermal treatment all has raising greatly.
D, dipping, graphite block 7, upper graphite block 17 after thermal treatment are carried out to hydraulic pressure suppress inspection, hydraulic pressure pressure when inspection is 0.4-0.9Mpa, pressurize more than 10 minutes without leaking as qualified,
E, graphite parts after treatment and other part are assembled and obtained complete graphite reboiler, step when assembling is: the assembling of assembling, upper cover 20 and the upper clamping piece structure of assembling, graphite cylinder and the cylindrical shell 8 of lower cover 5 and graphite parts.The number of assembling steps of lower cover 5 and graphite parts includes:
(1) first bolster is hung on the platform of an Intermediate Gray shrinkage pool,
(2) buffering spacer 3 is layed in the concave surface of bolster,
(3) lower cover 5 is hung on the buffering spacer 3 of bolster,
(4) mounting O-shaped sealing-ring 4,
(5) gasket seal 9 and lifting graphite block 7, upper graphite block 17 are installed successively to lower cover 5,
(6) lifting upper cover 20 is to upper graphite block 7;
Graphite block assembly is just assembled completely like this, and then graphite cylinder and cylindrical shell 8 is assembled: its number of assembling steps is divided into again:
(1) cylindrical shell 8 is lifted on the graphite cylinder assembling, be slowly positioned on bolster with bolted-on connection, but can not holding bolt,
(2) sealing member asbestos packing 14 and O type circle 4 are installed,
(3) supported flange 16 and bolt assembly are installed, not serious fixing bolt,
(4) chamfering flange 18 and spring 22, bolt 19 are installed, not serious fixing bolt 19,
(5) bolt assembly of fastening bolster structure 2 symmetrically and evenly,
(6) bolt 19 on fastening upper chamfering flange 18 symmetrically and evenly,
(7) bolt assembly between fastening cylindrical shell upper flange 13 and supported flange 16 symmetrically and evenly.Graphite cylinder and cylindrical shell 8 can be assembled complete like this; Then carry out the assembling of upper cover 20 and train wheel bridge structure 21, its number of assembling steps includes:
(1) on upper graphite block 17, install gasket seal 9,
(2) lift upper cover 20 to upper graphite block 17,
(3) lay buffering spacer 22,
(4) in lifting, clamping piece, to upper cover 20, installs the bolt assembly between clamping piece and upper chamfering flange 18, and fastening symmetrically and evenly.
Like this, a piece cellular type graphite reboiler is assembled complete.
F, finally graphite reboiler entirety that assembling is obtained is suppressed detection, suppresses detecting step and is:
(1) add blind plate at steam inlet 15 places, at condensation-water drain, 6 places add valve, and discharging hole 25 is connected with hydraulic tester, and evacuation port 24 places add valve,
(2) open the valve at evacuation port 24 places, from the filling clear water of condensation-water drain 6 in cylindrical shell 8, until more than evacuation port 24 place's valves discharge 20 seconds of water so that interior water and the excluding air fully filled of cylindrical shell 8, the valve of closing evacuation port 24 places,
(3) starting hydraulic tester, the water in cylindrical shell 8 is pressurizeed, is 0.25-1.6Mpa according to design requirements moulding pressure, pressurize 30 minutes, and it is qualified to reduce to without pressure,
(4) the drain water of cylindrical shell 8 inside, dismantles all blind plates, valve and hydraulic tester.
Graphite components, in treating processes, after the thermal treatment of the dip treating of repeating step B and step C 2-4 time, then is carried out step D.Can improve 5 times of left and right and temperature tolerance and non-corrosibility can improve 70% left and right through dipping, graphite components intensity after thermal treatment.
The graphite reboiler use procedure that assembling obtains is as follows: need the material of heating to enter into from feed-pipe 1 in the cavity of lower cover 5 inside, because the pressure that constantly enters cavity inside of material constantly rises, material is entered into the material hole 71 of graphite block 7 from the bottom up by the cavity of lower cover 5 under pressure, and then enter into the cavity of upper cover 20 by the material hole of upper graphite block 17, finally discharge from discharge nozzle 23.Material, from discharge nozzle 23 is gone out, is slowly opened steam valve the steam inlet 15 of steam from cylindrical shell 8 is entered in vapour distributor 12, enters into the steam hole 72 of graphite block 7 by the steam distribution hole 26 on cylindrical shell 8.As seen from Figure 1, steam distribution hole 26 arranges station just to a uppermost graphite block 7, steam from steam distribution hole 26 out, enter from right to left in the steam hole 72 of graphite block 7, from steam hole 72 out after, steam upwards the words of drift can run into the cylindrical shell upper flange 13 contacting with cylindrical shell 8 tops bottom surface stop upwards drift, drift downwards.In the downward drift process of steam, can run into the stopping of baffle ring 10 being provided with on cylindrical shell 8 inwalls cannot continue downward drift, can only enter this time from the steam hole of adjacent graphite block 7 72, steam enters from steam hole 72 left sides of several from top to bottom graphite blocks 7 of second, by right side out.And so forth, until steam discharge from vapor condensation water out 6.Arrow in accompanying drawing 1 is the flow direction of steam in graphite block 7.Because graphite has good heat transfer property, the heat of steam passes to mobile from lower to upper material by graphite block 7, reaches the heated object of material.In whole process, steam inlet 15 places enter steam, and condensation-water drain 6 is for going out steam condensate, and evacuation port 24 is connected by valve with discharging hole 25, and valve does not use in closing condition.
Claims (8)
1. a piece cellular type graphite reboiler, it is characterized in that: include graphite block (7), the inner material hole (71) that is provided with perforation from top to bottom of graphite block (7), its inside is provided with the steam hole (72) of perforation from left to right, and material hole (71) are crisscross arranged with steam hole (72).
2. according to claim 1 cellular type graphite reboiler, it is characterized in that: this graphite reboiler also includes bolster structure (2), in this bolster structure (2), be placed with lower cover (5), feed-pipe (1) is bonding through bolster structure (2) and lower cover (5), on lower cover (5), be placed with 1 above graphite block (7), on the graphite block (7) of the superiors, be placed with upper cover (20), on upper cover (20), be provided with clamping piece structure (21), discharge nozzle (23) through after upper clamping piece structure (21) and upper cover (20) bonding, lower cover (5) between bolster structure (2) and upper clamping piece structure (21), the cylindrical shaft that graphite block (7) and upper cover (20) form is provided with cylindrical shell (8) outward, on cylindrical shell (8), be provided with steam inlet (15), condensation-water drain (6), evacuation port (24) and discharging hole (25).
3. according to claim 2 cellular type graphite reboiler, it is characterized in that: vapour distributor (12) is installed on described cylindrical shell (8), on vapour distributor (12), be provided with steam inlet (15), on half stack shell of the stack shell (8) that vapour distributor (12) surrounds, be provided with steam distribution hole (26).
4. according to claim 2 cellular type graphite reboiler, it is characterized in that: the upper graphite block (17) that is also placed with 1 taper type structure between the graphite block (7) of the described the superiors and upper cover (20), upper graphite block (17) cone place is provided with chamfering flange (18), upper chamfering flange (18) is connected with upper clamping piece structure (21) by bolt, upper graphite block (17) outer shroud is provided with cylindrical shell upper flange (13) with it, on cylindrical shell upper flange (13), be bolted supported flange (16), bolt (19) is to cylindrical shell upper flange (13), supported flange (16) and upper chamfering flange (18) carry out fastening, shank of bolt between bolt head and upper chamfering flange (18) upper surface of bolt (19) has been inserted in spring (22) with it, the upper end of cylindrical shell (8) contacts with cylindrical shell upper flange (13) bottom surface.
5. according to claim 1 and 2 cellular type graphite reboiler, it is characterized in that: described graphite block (7) upper surface is provided with 1 boss (73), on its bottom surface, be provided with 1 groove (74) corresponding with boss (73), and be provided with identical structure on the upper graphite block (17) connecting with graphite block (7).
6. according to the piece cellular type graphite reboiler described in claim 2 or 4, it is characterized in that: between described cylindrical shell (8) inwall and graphite block (7) outer shroud body, have spacing, on cylindrical shell (8) inwall, be provided with baffle ring (10).
7. according to the piece cellular type graphite reboiler described in claim 2 or 4, it is characterized in that: described graphite parts: lower cover (5), graphite block (7), between the mutual contact surface of upper graphite block (17) and upper cover (20), be provided with gasket seal (9), bolster structure (2) and lower cover (5) bottom surface, between upper clamping piece structure (21) and upper cover (20) upper surface, be provided with buffering spacer (3), between the O type groove of bolster structure (2) and lower cover (5) ring body, be provided with O type circle (4), on cylindrical shell upper flange (13), be provided with a groove, in groove, snap in graphite packing (14), O type circle (4), supported flange is provided with the projection corresponding with groove on (16).
8. according to claim 1 cellular type graphite reboiler, it is characterized in that: the material hole (71) on described graphite block (7) is 8-22mm with the diameter of steam hole (72), between material hole (71) and steam hole (72), material hole (71) each other, steam hole (72) each other wall thickness is 3-8mm, the steam hole (72) of top or bottommost to the graphite block being close to (7) end face distance is 20-55mm, the enveloping outer enclosure (75) in material hole (71) to graphite block (7) ring body distance is 20-55mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420372103.6U CN203976410U (en) | 2014-07-04 | 2014-07-04 | A kind of piece cellular type graphite reboiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420372103.6U CN203976410U (en) | 2014-07-04 | 2014-07-04 | A kind of piece cellular type graphite reboiler |
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| Publication Number | Publication Date |
|---|---|
| CN203976410U true CN203976410U (en) | 2014-12-03 |
Family
ID=51973874
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420372103.6U Withdrawn - After Issue CN203976410U (en) | 2014-07-04 | 2014-07-04 | A kind of piece cellular type graphite reboiler |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104058394A (en) * | 2014-07-04 | 2014-09-24 | 龚孝祥 | Block-hole-type graphite reboiler and manufacturing method thereof |
-
2014
- 2014-07-04 CN CN201420372103.6U patent/CN203976410U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104058394A (en) * | 2014-07-04 | 2014-09-24 | 龚孝祥 | Block-hole-type graphite reboiler and manufacturing method thereof |
| CN104058394B (en) * | 2014-07-04 | 2016-08-24 | 龚孝祥 | A kind of block cellular type graphite reboiler and manufacture method thereof |
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