CN205856579U - A kind of carborundum gas heating galvanizing sleeve pipe - Google Patents
A kind of carborundum gas heating galvanizing sleeve pipe Download PDFInfo
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- CN205856579U CN205856579U CN201620832618.9U CN201620832618U CN205856579U CN 205856579 U CN205856579 U CN 205856579U CN 201620832618 U CN201620832618 U CN 201620832618U CN 205856579 U CN205856579 U CN 205856579U
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Abstract
nullA kind of carborundum gas heating galvanizing sleeve pipe，Including outer tube body (1)，It is characterized in that: one end of described outer tube body (1) is outer spout (2)，The other end of outer tube body (1) is at the bottom of circular arc facial canal，The inner chamber of outer tube body (1) is coaxially arranged with cylinder inner tube (4)，The outer round surface of cylinder inner tube (4) is axially provided with the outer rib (5) of tube wall，The outer end of cylinder inner tube (4) is hot gas inlet (6)，Cylinder inner tube (4) offers aerofluxus breach (7) near one end of outer tube body (1) bottom，Outer tube body of the present utility model and cylinder inner tube use the mode of separately moulding by casting，Inner and outer tubes are being bonded as one after drying by base substrate，It is substantially reduced heating muff molding difficulty，Steam and body generation heat exchange also transfer heat to the zinc liquid of outside，Good heat conductivity，Thermal loss is less，The efficiency of heating surface is improved，Zinc-plated effective，Service life is long.
Description
Technical field
This utility model relates to a kind of heating galvanizing sleeve pipe, particularly relates to a kind of carborundum gas heating galvanizing sleeve pipe, belongs to
Hot Galvanizing Technology field.
Background technology
Zinc-plated is a kind of effective anti-corrosion of metal mode, is mainly used on the metal structure facility of every profession and trade, is to eliminate rust
After steel part immerse about 500 DEG C thawings zinc liquid in, make steel beam column surface attachment zinc layers, thus play antiseptical purpose.Closely
Developing rapidly with high voltage power transmission, traffic, communication career over Nian, more and more higher to steel and iron parts requirement of shelter, galvanizing demand is also
It is continuously increased.
In hot-galvanizing equipment in early days, heating kettle is generally adopted by casting iron pan, mode of heating use fire coal or
Person's producer gas, casting iron pan is zinc-plated affect the product quality of galvanized part is very big, and leaks zinc after being easy to be corroded, separately
Outer fire coal or producer gas are the biggest on the impact of environment, along with environmental requirement is increasingly stricter, and traditional zinc-plated heating
Pattern can be eliminated, and is gradually electrically heated or heated by natural gas replaces.Galvanizing pattern is divided into interior heating and external heat pattern, especially
Within it, heating mode can realize the maximization of galvanizing bath and efficiency of energy utilization is higher, and therefore interior heated protective sleeve pipe becomes
Indispensable element.The interior heated protective sleeve pipe used in the market has metal tube and a carborundum tube, but existing in add
The most heat transfer efficiency of thermally protective sleeving is the highest, easily invades profit with zinc liquid and reacts so that the loss of zinc liquid is relatively big, and makes
Shorter with the life-span, the galvanized part product quality produced is the highest.
Chinese patent notification number is CN203352828U, and the day for announcing is that in December, 2013 utility model patent of 18 days is open
A kind of silicon carbide ceramics zinc-plated electric heater frost protection sleeve pipe, the axle center of sleeve body offers casing tube internal hole, sleeve body
Bottom is cecum, and the bottom center of sleeve body offers hole, hemispheric location, hole, location and the bottom being positioned at bottom of furnace body
Locating piece matches.The defect of this device is: using the design of semicircle en, heat transfer efficiency is the most on the low side, electrically heated using
During, if carborundum protects outer tracheal rupture, electrical heating elements will directly scrap, use electrically heated heating cost and
Maintenance cost is the highest, and the efficiency of heating surface is relatively low, and the service life of apparatus is shorter.
Summary of the invention
The purpose of this utility model is the highest for the existing interior heating galvanizing protection most heat transfer efficiency of sleeve pipe, easily and
Zinc liquid is invaded profit and reacts, and tube wall became uneven, the efficiency of heating surface is relatively low, zinc-plated poor effect, and service life is shorter
Defect and deficiency, it is provided that a kind of rational in infrastructure, will not invade profit and reaction with zinc liquid, and tube wall thickness is uniform, adds thermal effect
Rate is improved, zinc-plated effective, service life length a kind of carborundum gas heating galvanizing sleeve pipe.
For achieving the above object, technical solution of the present utility model is: a kind of carborundum gas heating galvanizing sleeve pipe, bag
Including outer tube body, one end of described outer tube body is outer spout, and the other end of outer tube body is at the bottom of circular arc facial canal, outer tube body
Being coaxially arranged with cylinder inner tube in inner chamber, the outer round surface of cylinder inner tube is axially provided with the outer rib of tube wall, and the outer rib of tube wall is
More than twice and symmetrical, the outer outside of rib of tube wall fits with the inwall of cylinder inner tube, and the outer end of cylinder inner tube is steam
Entrance, cylinder inner tube offers aerofluxus breach, the set between outer tube body and cylinder inner tube near one end of outer tube its bottom
Heat-conducting medium it is filled with in ligament.
Offering hole, location, bottom in the bottom centre of described outer tube body, outer tube body is positioned in the outer circumference of outer spout
Being provided with annular boss, the wall thickness of outer tube body is 15 millimeters-30 millimeters.
The length of the outer rib of described tube wall is more than the length of cylinder inner tube, and aerofluxus breach is between the outer rib of adjacent two tube walls
Cylinder inner tube on.
Being provided with positioning convex on the axle center, bottom of described tube wall Wai Leng intersection, positioning convex corresponds to hole, location, bottom
Arrange.
Described heat-conducting medium is carborundum mud, and carborundum mud is by silicon carbide sand, metallic silicon power, clay, micropowder bonded
Agent and glue are mixed.
The beneficial effects of the utility model are:
1, outer tube body of the present utility model and cylinder inner tube use the mode of separately moulding by casting, and base substrate is being incited somebody to action after drying
Inner and outer tubes are bonded as one, and are substantially reduced heating muff molding difficulty, simplify processing technology, it is ensured that the thickness of tube wall
Uniformly, casing bit will not invade profit and reaction with zinc liquid simultaneously, it is to avoid the loss of zinc liquid.
2, this utility model is in carrying out zinc-plated process of manufacture, uses burning heated by natural gas, and steam lacks in aerofluxus
Being divided into many stock-traders' know-hows shell clearance under the effect of mouth to discharge, steam also transfers heat to the zinc of outside with body generation heat exchange
Liquid, good heat conductivity, thermal loss is less, and the efficiency of heating surface is improved, and zinc-plated effective, service life is long.
Accompanying drawing explanation
Fig. 1 is the external structure schematic diagram of this utility model outer tube body.
Fig. 2 is the perspective view of this utility model outer tube body.
Fig. 3 is the structural representation of this utility model cylinder inner tube.
Fig. 4 is the side schematic view of Fig. 3.
Fig. 5 is the bottom schematic view of Fig. 3.
Fig. 6 is the structural representation after this utility model outer tube body assembles with cylinder inner tube.
Fig. 7 is the partial enlarged drawing of Fig. 6.
Fig. 8 is the perspective view after this utility model outer tube body assembles with cylinder inner tube.
In figure: outer tube body 1, outer spout 2, hole, location, bottom 3, cylinder inner tube 4, the outer rib 5 of tube wall, hot gas inlet 6, aerofluxus
Breach 7, shell clearance 8, positioning convex 9.
Detailed description of the invention
Illustrate with detailed description of the invention, this utility model to be described in further detail below in conjunction with accompanying drawing.
Seeing Fig. 1 to Fig. 8, a kind of carborundum gas heating galvanizing sleeve pipe of the present utility model, including outer tube body 1, outer tube
Body 1, it is characterised in that: one end of described outer tube body 1 is outer spout 2, and the other end of outer tube body 1 is at the bottom of circular arc facial canal,
Being coaxially arranged with cylinder inner tube 4 in the inner chamber of outer tube body 1, the outer round surface of cylinder inner tube 4 is axially provided with outside tube wall
Rib 5, the outer rib 5 of tube wall be more than twice and symmetrical, and tube wall fits with the inwall of cylinder inner tube 4 in the outside of rib 5 outward, cylinder
The outer end of inner tube 4 is hot gas inlet 6, and cylinder inner tube 4 one end bottom outer tube body 1 offers aerofluxus breach 7, outer tube pipe
It is filled with heat-conducting medium in shell clearance 8 between body 1 and cylinder inner tube 4.
Offering hole 3, location, bottom in the bottom centre of described outer tube body 1, outer tube body 1 is positioned at the outer rim of outer spout 2
Being provided with annular boss on week, the wall thickness of outer tube body 1 is 15 millimeters-30 millimeters.
The length of the outer rib 5 of described tube wall is more than the length of cylinder inner tube 4, and aerofluxus breach 7 is positioned at the outer rib 5 of adjacent two tube walls
Between cylinder inner tube 4 on.
Being provided with positioning convex 9 on the axle center, bottom of described tube wall Wai Leng 5 intersection, positioning convex 9 is fixed corresponding to bottom
Hole 3, position is arranged.
Described heat-conducting medium is carborundum mud, and carborundum mud is by silicon carbide sand, metallic silicon power, clay, micropowder bonded
Agent and glue are mixed.
As shown in Figure 1, outer tube body 1 is the tubular structure of one end open, and the opening on outer tube body 1 is outer spout 2,
The bottom of outer tube body 1 is at the bottom of circular arc facial canal.Outer tube body 1 is positioned in the outer circumference of outer spout 2 and is provided with annular boss, it is simple to
Install fixing, moreover it is possible to improving the intensity near outer tube bead, the wall thickness of outer tube body 1 is 15 millimeters-30 millimeters.Outer tube body 1
Bottom centre on offer bottom location hole 3, hole, location, bottom 3 is correspondingly arranged with positioning convex 9, primarily serves location peace treaty
Shu Zuoyong, it is to avoid rock after laying cylinder inner tube 4 in the inner chamber of outer tube body 1, can improve stability.
Being coaxially arranged with cylinder inner tube 4 in the inner chamber of outer tube body 1, cylinder inner tube 4 is the pipeline of hollow, cylinder inner tube 4
Outer round surface be axially provided with the outer rib 5 of tube wall, the outer rib 5 of tube wall is more than twice and symmetrical, such as: if tube wall
When outer rib 5 is three road, between the outer rib 5 of two adjacent tube walls in angle be 120 degree.The outer rib 5 of tube wall can not only play
Increase the effect of cylinder inner tube semi-finals degree, but also can ensure that and between outer tube body 1 and cylinder inner tube 4, leave shell clearance 8.Circle
The outer end of post inner tube 4 is hot gas inlet 6, and cylinder inner tube 4 one end bottom outer tube body 1 offers aerofluxus breach 7, aerofluxus
Bottom the breach 7 cylinder inner tube 4 between the outer rib 5 of two adjacent tube walls.Steam after burning heated by natural gas is by warm
Gas entrance 6 enters in cylinder inner tube 4, and flows out in shell clearance 8 by aerofluxus breach 7, it is achieved heat temperature raising.
Being provided with positioning convex 9 on the axle center, bottom of tube wall Wai Leng 5 intersection, positioning convex 9 is corresponding to hole, location, bottom 3
Arranging, the length of positioning convex 9 is less than or equal to the degree of depth in hole, location, bottom 3, and the diameter of positioning convex 9 is slightly less than hole, location, bottom
The diameter of 3, is so easy to play certain spacing effect of contraction in positioning convex 9 drops into hole 3, location, bottom.Outer tube body 1
And being filled with heat-conducting medium in the shell clearance 8 between cylinder inner tube 4, heat-conducting medium is carborundum mud, carborundum mud by
Silicon carbide sand, metallic silicon power, clay, micropowder bonded agent and glue are mixed, outside carborundum mud can make after sintering
The bottom of pipe body 1 and cylinder inner tube 4 form an entirety, and carborundum mud is high temperature resistant, and heat conductivility and antioxygenic property are good,
And thermal coefficient of expansion is low, it is ensured that product quality.
Outer tube body 1 of the present utility model and cylinder inner tube 4 all use silicon carbide sand, metallic silicon power, clay, micropowder bonded
Agent and glue are mixed, and outer tube body 1 and cylinder inner tube 4 separately moulding by casting, by inner and outer tubes after base substrate drying
It is bonded as one, is substantially reduced heating muff molding difficulty, simplifies processing technology, also ensure that the thickness of tube wall is equal simultaneously
Even.Using this utility model to carry out in zinc-plated process of manufacture, using burning heated by natural gas, and steam is passed through steam
Entrance 6 is sent in cylinder inner tube 4, and is divided into many stock-traders' know-hows shell clearance 8 under the effect of aerofluxus breach 7 and discharges, in the process
Steam and body generation heat exchange also transfer heat to the zinc liquid of outside, thus realize the heating of zinc liquid, and the efficiency of heating surface is high, plating
Zinc is effective.This utility model cannot be only used for the zinc-plated processing of metal, but also can apply to the non-ferrous metals processings such as cast aluminium
Industry.
Claims (5)
1. a carborundum gas heating galvanizing sleeve pipe, including outer tube body (1), it is characterised in that: the one of described outer tube body (1)
End is outer spout (2), and the other end of outer tube body (1) is at the bottom of circular arc facial canal, is coaxially arranged with circle in the inner chamber of outer tube body (1)
Post inner tube (4), the outer round surface of cylinder inner tube (4) is axially provided with the outer rib (5) of tube wall, the outer rib (5) of tube wall be twice with
Upper and symmetrical, the outer outside of rib (5) of tube wall fits with the inwall of cylinder inner tube (4), and the outer end of cylinder inner tube (4) is heat
Gas entrance (6), cylinder inner tube (4) offers aerofluxus breach (7) near one end of outer tube body (1) bottom, outer tube body (1) with
It is filled with heat-conducting medium in shell clearance (8) between cylinder inner tube (4).
A kind of carborundum gas heating galvanizing sleeve pipe the most according to claim 1, it is characterised in that: described outer tube body (1)
Bottom centre on offer bottom location hole (3), outer tube body (1) is positioned in the outer circumference of outer spout (2) and is provided with annular
Boss, the wall thickness of outer tube body (1) is 15 millimeters-30 millimeters.
A kind of carborundum gas heating galvanizing sleeve pipe the most according to claim 1, it is characterised in that: the outer rib (5) of described tube wall
Length more than the length of cylinder inner tube (4), aerofluxus breach (7) is positioned at the cylinder inner tube between the outer rib (5) of adjacent two tube walls
(4) on.
A kind of carborundum gas heating galvanizing sleeve pipe the most according to claim 1, it is characterised in that: the outer rib (5) of described tube wall
Being provided with positioning convex (9) on the axle center, bottom of intersection, positioning convex (9) is arranged corresponding to hole, location, bottom (3).
A kind of carborundum gas heating galvanizing sleeve pipe the most according to claim 1, it is characterised in that: described heat-conducting medium is carbon
SiClx mud, carborundum mud is mixed by silicon carbide sand, metallic silicon power, clay, micropowder bonded agent and glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620832618.9U CN205856579U (en) | 2016-08-03 | 2016-08-03 | A kind of carborundum gas heating galvanizing sleeve pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620832618.9U CN205856579U (en) | 2016-08-03 | 2016-08-03 | A kind of carborundum gas heating galvanizing sleeve pipe |
Publications (1)
| Publication Number | Publication Date |
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| CN205856579U true CN205856579U (en) | 2017-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620832618.9U Active CN205856579U (en) | 2016-08-03 | 2016-08-03 | A kind of carborundum gas heating galvanizing sleeve pipe |
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| CN (1) | CN205856579U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109059600A (en) * | 2018-04-16 | 2018-12-21 | 陈剑雄 | Silicon carbide-metal composite rib heat exchanging pipe and preparation method thereof |
-
2016
- 2016-08-03 CN CN201620832618.9U patent/CN205856579U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109059600A (en) * | 2018-04-16 | 2018-12-21 | 陈剑雄 | Silicon carbide-metal composite rib heat exchanging pipe and preparation method thereof |
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| GR01 | Patent grant |