CN205245787U - Tube -type heating furnace - Google Patents
Tube -type heating furnace Download PDFInfo
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- CN205245787U CN205245787U CN201520868725.2U CN201520868725U CN205245787U CN 205245787 U CN205245787 U CN 205245787U CN 201520868725 U CN201520868725 U CN 201520868725U CN 205245787 U CN205245787 U CN 205245787U
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- heater
- combustion chamber
- heated medium
- heat
- tubular
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Abstract
The utility model belongs to the technical field of tube -type heating furnace, a tube -type heating furnace is disclosed for solve the inhomogeneous problem of dielectric heating that current tube -type heating furnace exists. The utility model discloses the tubular furnace body, internal combustion chamber and the heat -exchanging chamber of being equipped with of tube -like stove, the one end of tubular furnace body is the combustion chamber entry, and the other end of tubular furnace body is the exhaust port, the heated medium export has been seted up to exhaust port and combustion chamber intercommunication on the tube -like stove body wall that is close to the combustion chamber entry, be equipped with the heated medium entry on being close to the tube -like stove body wall of exhaust port, form the heat -exchanging chamber who is used for dielectric heating between combustion chamber and the tubular furnace body, heat -exchanging chamber leads to with heated medium entry and the interconnection of heated medium export homogeneous phase, be equipped with first spiral guide plate on the outer wall of combustion chamber, be equipped with the second spiral guide plate with first spiral guide plate spiral opposite direction on the inner wall of tubular furnace body.
Description
Technical field
The utility model belongs to tubular heater technical field, specifically discloses a kind of tubular heater.
Background technology
Tubular heater is the Furnace using in the industry such as petroleum refining, petrochemical industry, Coal Chemical Industry, tar processing, Crude Oil Transportation, and heated material flow media in pipe is gas or liquid; And be all inflammable and explosive material, operating condition harshness, long-term operation hitless operation simultaneously, mode of heating is directly subject to fire. The exhaust gas temperature of tubular heater can be reduced to 100 DEG C of left and right, realize the partial condensation containing sour water steam in flue gas, and in recovered flue gas low temperature sensible heat, energy recovery section is containing the latent heat of vaporization of sour water steam, further improve thermal efficiency of heating furnace, save the energy.
Document about tubular heater in prior art is also more, the patent of invention that for example application number is 200910026382.4 discloses a kind of tubular heater, comprise body of heater, boiler tube and burner, boiler tube is arranged in body of heater, burner is arranged in body of heater, between burner in body of heater and boiler tube, be provided with radiant body, this radiant body forms radiation lumen in body of heater, and radiation lumen is positioned at the central area of body of heater; Burner and radiation lumen are interconnected; Radiation lumen is square box shape or circle; Radiation lumen is single chamber or multi-cavity; Between boiler tube and body of heater, be provided with radiant body, radiant body and body of heater form radiation exocoel, and this radiation exocoel and radiation lumen are connected; The burner of heating furnace is that when tipburn, the end are burnt or side is burnt, burner and radiation exocoel are connected; Radiant body is ceramic heat conductor or high alloy heat carrier, offers radially or oblique hole on the body wall of radiant body; Boiler tube is snakelike or helical form boiler tube, between boiler tube adjacent tubular segments, be provided with and be communicated with radiant body or stretch in the convex radiant body between pipe outward, be communicated with radiant body or stretch in the convex radiant body between pipe outward, the convex radiant body that is communicated with radiant body or stretch between pipe is outward honeycomb ceramics or the entity heat carrier that has through hole, and connection radiant body or the convex radiant body stretching in outward between pipe are connected or are communicated with radiation lumen and the radiation exocoel of boiler tube both sides by through hole; The outlet of body of heater is connected and communicates with the heat storage of flue gas waste heat recovery apparatus or heat storage type combustion, the heat storage connection of flue gas waste heat recovery apparatus or heat storage type combustion communicates, flue gas waste heat recovery apparatus is connected and communicates with chimney, and the combustion air line that the preheated air that flue gas waste heat recovery apparatus produces passes into burner by pipeline connects; Exhanst gas outlet flows into flue and enters between flue gas waste heat recovery apparatus, is added with flue gas material convection recuperator.
Application number is that 200920158985.5 utility model patent discloses a kind of tubular heater, comprise horizontal body of heater, in horizontal body of heater, be provided with heat-proof device and heat-exchanger rig, heat-proof device is made up of monolithc lining and flame-retardant fibre board, monolithc lining is closely connected in the inwall of horizontal body of heater, and flame-retardant fibre board is fixed on the surface of monolithc lining; Heat-exchanger rig is made up of boiler tube, and boiler tube is located at the inner side of flame-retardant fibre board, and the outside at horizontal body of heater is stretched out at the two ends of boiler tube; Horizontal body of heater is provided with explosion-protection equipment; Horizontal body of heater is provided with connecting hole and hanger; Below horizontal body of heater, be provided with bracing or strutting arrangement.
Application number is that 201110459125.7 patent of invention discloses a kind of tubular heater residual neat recovering system, comprise air blast, front preheating process device and air preheater, front preheating process device is arranged at import department or the exit of air blast, the outlet of front preheating process device is connected with the import of air preheater, cold air is after air blast, enter front preheating process device, after preposition preheater heating, discharge, finally enter air preheater; Front preheating process device is finned tube exchanger or tube bundle heat exchanger; Thermal source in front preheating process device is hot water or steam.
But, although existing tube heater is provided with flow-disturbing heat exchanger tube between combustion chamber and Heat Room, but flow-disturbing heat exchanger tube is independent a certain position or a certain region of being arranged on, but the medium speed of service in Heat Room is very fast owing to passing into, therefore can cause gas or the liquid medium inhomogeneous problem of being heated.
Utility model content
The inhomogeneous problem of dielectric heating that the utility model exists in order to solve existing tubular heater, and a kind of tubular heater is provided, medium that can hot Heat Room is heated evenly, and improves the effect of dielectric heating.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is:
A kind of tubular heater, comprise tubular type body of heater, it is characterized in that, in described tubular type body of heater, be provided with combustion chamber and heat-exchanging chamber, one end of described tubular type body of heater is entry of combustion chamber, and the other end of tubular type body of heater is exhaust opening, and described exhaust opening is communicated with combustion chamber, near offering heated medium outlet on the tube furnace body wall of entry of combustion chamber, be provided with heated medium entrance near on the tube furnace body wall of exhaust opening; Between described combustion chamber and tubular type body of heater, be formed for the heat-exchanging chamber of dielectric heating, described heat-exchanging chamber is communicated with mutually with heated medium entrance and heated medium outlet; The outer wall of described combustion chamber is provided with the first spiral deflector, and the inwall of described tubular type body of heater is provided with second spiral deflector contrary with the first spiral deflector hand of spiral.
Described heated medium entrance is tangentially arranged on tubular type body of heater.
The width of the first neighbouring spiral deflector is not identical.
The thickness of described the first spiral deflector is from reducing gradually with the outward flange of combustion chamber link to the first spiral deflector.
On described the first spiral deflector, be evenly provided with multiple radiation tooths.
Described heat-exchanging chamber is divided into the high temperature heat-exchanging chamber and the Low Temperature Thermal switch room that are interconnected, and described Low Temperature Thermal switch room is communicated with heated medium entrance, and described high temperature heat-exchanging chamber is communicated with heated medium outlet.
Described exhaust opening is connected with smoke exhaust pipe, is connected with resilient seal device between described exhaust opening and smoke exhaust pipe.
Compared with prior art, the utlity model has following beneficial effect:
Tubular heater of the present utility model, heated medium is in the process of heat exchange heating indoor, owing to being provided with the first spiral deflector on the outer wall of combustion chamber, on the inwall of tubular type body of heater, be provided with the second spiral deflector, and between the first spiral deflector and the second spiral deflector, the hand of spiral is contrary, make heated medium meeting state in flow-disturbing always in flow process, and heated medium is the mutual play of meeting under the effect of first, second spiral deflector, thereby the medium of each position is heated evenly.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Mark in figure: 1, tubular type body of heater, 2, combustion chamber, 3, heat-exchanging chamber, 4, the first spiral deflector, 5, the second spiral deflector, 6, radiation tooth, 7, heated medium entrance, 8, heated medium outlet, 9, smoke exhaust pipe.
Detailed description of the invention
Below in conjunction with embodiment, the utility model will be further described, and described embodiment is only the utility model part embodiment, is not whole embodiment. Based on the embodiment in the utility model, those of ordinary skill in the art, not making other embodiment used that obtain under creative work prerequisite, belongs to protection domain of the present utility model.
By reference to the accompanying drawings, tubular heater of the present utility model, comprise tubular type body of heater 1, in described tubular type body of heater 1, be provided with combustion chamber 2 and heat-exchanging chamber 3, one end of described tubular type body of heater 1 is entry of combustion chamber, and the other end of tubular type body of heater 1 is exhaust opening, and described exhaust opening is communicated with combustion chamber 2, near offering heated medium outlet 8 on tubular type body of heater 1 wall of entry of combustion chamber, be provided with heated medium entrance 7 near on tubular type body of heater 1 wall of exhaust opening; Between described combustion chamber 2 and tubular type body of heater 3, be formed for the heat-exchanging chamber 3 of dielectric heating, described heat-exchanging chamber 3 is communicated with mutually with heated medium entrance 7 and heated medium outlet 8; The outer wall of described combustion chamber 3 is provided with the first spiral deflector 4, and the inwall of described tubular type body of heater is provided with second spiral deflector 5 contrary with first spiral deflector 4 hands of spiral. Tubular heater of the present utility model, heated medium is in the process of heat exchange heating indoor, owing to being provided with the first spiral deflector on the outer wall of combustion chamber, on the inwall of tubular type body of heater, be provided with the second spiral deflector, and between the first spiral deflector and the second spiral deflector, the hand of spiral is contrary, make heated medium meeting state in flow-disturbing always in flow process, and heated medium is the mutual play of meeting under the effect of first, second spiral deflector, thereby the medium of each position is heated evenly.
Wherein combustion chamber is equipped with burner, all understands and understands for burner those skilled in the art, does not repeat them here.
As a kind of preferred mode of the utility model, heated medium entrance 7 is tangentially arranged on tubular type body of heater 1, after being convenient to enter at the interior formation eddy current of heat-exchanging chamber 3.
In order to improve the effect of flow-disturbing, the width of the first neighbouring spiral deflector 4 of the present utility model is not identical.
The thickness of described the first spiral deflector 4 is from reducing gradually with the outward flange of combustion chamber 3 link to the first spiral deflectors.
In order to improve thermal-radiating effect, improve the efficiency of heating surface, on the first spiral deflector 4 of the present utility model, be evenly provided with multiple radiation tooths 6.
Heat-exchanging chamber 3 of the present utility model is divided into the high temperature heat-exchanging chamber and the Low Temperature Thermal switch room that are interconnected, and described Low Temperature Thermal switch room is communicated with heated medium entrance, and described high temperature heat-exchanging chamber is communicated with heated medium outlet.
Because the temperature in combustion chamber 2 is higher, therefore combustion chamber 2 materials expansions are comparatively obvious, therefore, and in order to ensure the normal operation of equipment. Exhaust opening of the present utility model is connected with smoke exhaust pipe 9, between described exhaust opening and smoke exhaust pipe 9, is connected with resilient seal device, and wherein resilient seal device belongs to prior art products, and those skilled in the art understands and understands, do not repeat them here.
Embodiment mono-
The tubular heater of the present embodiment, comprise tubular type body of heater, in described tubular type body of heater, be provided with combustion chamber and heat-exchanging chamber, one end of described tubular type body of heater is entry of combustion chamber, the other end of tubular type body of heater is exhaust opening, described exhaust opening is communicated with combustion chamber, near offering heated medium outlet on the tube furnace body wall of entry of combustion chamber, is being provided with heated medium entrance near on the tube furnace body wall of exhaust opening; Between described combustion chamber and tubular type body of heater, be formed for the heat-exchanging chamber of dielectric heating, described heat-exchanging chamber is communicated with mutually with heated medium entrance and heated medium outlet; The outer wall of described combustion chamber is provided with the first spiral deflector, and the inwall of described tubular type body of heater is provided with second spiral deflector contrary with the first spiral deflector hand of spiral.
Embodiment bis-
The tubular heater of the present embodiment, comprise tubular type body of heater, in described tubular type body of heater, be provided with combustion chamber and heat-exchanging chamber, one end of described tubular type body of heater is entry of combustion chamber, the other end of tubular type body of heater is exhaust opening, described exhaust opening is communicated with combustion chamber, near offering heated medium outlet on the tube furnace body wall of entry of combustion chamber, is being provided with heated medium entrance near on the tube furnace body wall of exhaust opening; Between described combustion chamber and tubular type body of heater, be formed for the heat-exchanging chamber of dielectric heating, described heat-exchanging chamber is communicated with mutually with heated medium entrance and heated medium outlet; The outer wall of described combustion chamber is provided with the first spiral deflector, and the inwall of described tubular type body of heater is provided with second spiral deflector contrary with the first spiral deflector hand of spiral; Described heated medium entrance is tangentially arranged on tubular type body of heater.
Embodiment tri-
On the basis of embodiment mono-or embodiment bis-, the width of the first neighbouring spiral deflector is not identical.
Embodiment tetra-
On the basis of above-mentioned arbitrary embodiment, the thickness of described the first spiral deflector is from reducing gradually with the outward flange of combustion chamber link to the first spiral deflector.
Embodiment five
On the basis of above-mentioned arbitrary embodiment, on described the first spiral deflector, be evenly provided with multiple radiation tooths.
Embodiment six
On the basis of above-mentioned arbitrary embodiment, described heat-exchanging chamber is divided into the high temperature heat-exchanging chamber and the Low Temperature Thermal switch room that are interconnected, and described Low Temperature Thermal switch room is communicated with heated medium entrance, and described high temperature heat-exchanging chamber is communicated with heated medium outlet.
Embodiment seven
On the basis of above-mentioned arbitrary embodiment, described exhaust opening is connected with smoke exhaust pipe, is connected with resilient seal device between described exhaust opening and smoke exhaust pipe.
Claims (7)
1. a tubular heater, comprise tubular type body of heater, it is characterized in that, in described tubular type body of heater, be provided with combustion chamber and heat-exchanging chamber, one end of described tubular type body of heater is entry of combustion chamber, and the other end of tubular type body of heater is exhaust opening, and described exhaust opening is communicated with combustion chamber, near offering heated medium outlet on the tube furnace body wall of entry of combustion chamber, be provided with heated medium entrance near on the tube furnace body wall of exhaust opening; Between described combustion chamber and tubular type body of heater, be formed for the heat-exchanging chamber of dielectric heating, described heat-exchanging chamber is communicated with mutually with heated medium entrance and heated medium outlet; The outer wall of described combustion chamber is provided with the first spiral deflector, and the inwall of described tubular type body of heater is provided with second spiral deflector contrary with the first spiral deflector hand of spiral.
2. tubular heater according to claim 1, is characterized in that, described heated medium entrance is tangentially arranged on tubular type body of heater.
3. tubular heater according to claim 1, is characterized in that, the width of the first neighbouring spiral deflector is not identical.
4. tubular heater according to claim 3, is characterized in that, the thickness of described the first spiral deflector is from reducing gradually with the outward flange of combustion chamber link to the first spiral deflector.
5. tubular heater according to claim 4, is characterized in that, on described the first spiral deflector, is evenly provided with multiple radiation tooths.
6. according to the arbitrary described tubular heater of claim 1-5, it is characterized in that, described heat-exchanging chamber is divided into the high temperature heat-exchanging chamber and the Low Temperature Thermal switch room that are interconnected, and described Low Temperature Thermal switch room is communicated with heated medium entrance, and described high temperature heat-exchanging chamber is communicated with heated medium outlet.
7. tubular heater according to claim 6, is characterized in that, described exhaust opening is connected with smoke exhaust pipe, is connected with resilient seal device between described exhaust opening and smoke exhaust pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520868725.2U CN205245787U (en) | 2015-11-04 | 2015-11-04 | Tube -type heating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520868725.2U CN205245787U (en) | 2015-11-04 | 2015-11-04 | Tube -type heating furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205245787U true CN205245787U (en) | 2016-05-18 |
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ID=55944857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520868725.2U Expired - Fee Related CN205245787U (en) | 2015-11-04 | 2015-11-04 | Tube -type heating furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205245787U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105276796A (en) * | 2015-11-04 | 2016-01-27 | 苏俊兰 | Tubular heating furnace |
-
2015
- 2015-11-04 CN CN201520868725.2U patent/CN205245787U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105276796A (en) * | 2015-11-04 | 2016-01-27 | 苏俊兰 | Tubular heating furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160518 Termination date: 20161104 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |