CN217078286U

CN217078286U - Novel heating fire tube of mixture heating insulation can

Info

Publication number: CN217078286U
Application number: CN202123001641.3U
Authority: CN
Inventors: 黄洪涛; 黄周全; 黄丛浩
Original assignee: Wuhan Yinli Machinery Co ltd
Current assignee: Wuhan Yinli Machinery Co ltd
Priority date: 2021-12-02
Filing date: 2021-12-02
Publication date: 2022-07-29
Anticipated expiration: 2031-12-02

Abstract

The utility model relates to the technical field of heat preservation equipment, in particular to a novel heating fire tube of a mixture heating heat preservation box, which comprises a heat preservation box; the heat preservation mechanism is assembled on the heat preservation box and used for preserving heat inside the heat preservation box; and the smoke exhaust mechanism is assembled on the heat preservation mechanism. When the mixture heating insulation can is in use, because the structural particularity, adopt polyhedron cross section structure firetube, with make full use of space and reduce firetube hot air resistance, simultaneously according to calorifics calculation rational design firetube radiation section and convection section firetube cross sectional area, adopt the level to arrange at the bottommost, when combustor heating firetube, the firetube is whole to be in the position lower relatively, the conduction oil in the conduction oil chamber will produce the convection current of more strengthening in the heating process, therefore the upper and lower temperature of conduction oil is more even, and heating efficiency is higher, and then make the inside maintenance of insulation can be at appropriate temperature, can not produce the temperature difference inside the insulation can, thereby make the effect of insulation can better obvious.

Description

Novel heating fire tube of mixture heating insulation can

Technical Field

The utility model relates to a heat preservation equipment technical field especially relates to a novel heating firetube of mixture heating insulation can.

Background

The pit repairing is the main work in the daily maintenance of the asphalt pavement, and the work is usually to heat and preserve the temperature of the cold finished asphalt block for repairing the pit. The domestic and foreign heating and heat preservation box with the V-shaped heat conduction oil heating bottom plate and the spiral discharging function has two heating modes, one mode is that infrared radiation is directly used for heating, and the other mode is that heat conduction oil is used as a heat medium for indirectly heating. The existing heating insulation box applying the indirect heating mode only depends on the heat conduction oil in the heat conduction oil cavity at the lower part of the V-shaped heating bottom plate to heat, the heating area is limited, the heating is not easy to be uniform, the cold finished material block can be used for repairing the pit slot only by long heating time, and the energy consumption is large; on the other hand, the heating fire tube is positioned below the bottom of the V-shaped heating bottom plate, the heating area of the heating fire tube for heating the heat conduction oil is small due to structural limitation, a diesel burner with high power is difficult to heat, only liquefied gas is used as fuel for heating, the time required for heating the heat conduction oil is long, and convection generated by the heat conduction oil in the heat conduction oil cavity in the heating process is weak, so that the upper temperature and the lower temperature of the heat conduction oil are slightly different.

SUMMERY OF THE UTILITY MODEL

In view of the above problems in the prior art, a novel heating fire tube for a mix heating incubator is provided.

Design a novel heating firetube of mixture heating insulation can, include:

a heat preservation box;

the heat preservation mechanism is assembled on the heat preservation box, and the heat preservation is carried out on the interior of the heat preservation box through the heat preservation mechanism;

and the smoke exhaust mechanism is assembled on the heat preservation mechanism and exhausts the waste gas generated by the heat preservation mechanism.

As a further description of the above technical solution: the heat preservation mechanism comprises a fire tube.

As a further description of the above technical solution: the shape of the fire tube is a polyhedral U-shaped tube.

As a further description of the above technical solution: the convection zone of the fire tubes is provided with a bank of tubes.

As a further description of the above technical solution: the fire tube is fixedly connected with the bottom of the heat preservation box.

As a further description of the above technical solution: and a heat conduction oil cavity is assembled at the bottom of the heat insulation box.

As a further description of the above technical solution: the shape of the heat conduction oil cavity is V-shaped.

As a further description of the above technical solution: one end of the fire tube is connected with one end of the heat-conducting oil cavity.

As a further description of the above technical solution: the smoke exhaust mechanism is a smoke exhaust pipe.

As a further description of the above technical solution: the smoke exhaust pipe is fixedly connected with the other end of the fire pipe.

The technical scheme has the following advantages or beneficial effects: when the mixture heating insulation can is in use, because the structural particularity, adopt polyhedron cross section structure firetube, with make full use of space and reduce firetube hot air resistance, simultaneously according to calorifics calculation rational design firetube radiation section and convection section firetube cross sectional area, adopt the level to arrange at the bottommost, when combustor heating firetube, the firetube is whole to be in the position lower relatively, the conduction oil in the conduction oil chamber will produce the convection current of more strengthening in the heating process, therefore the upper and lower temperature of conduction oil is more even, and heating efficiency is higher, and then make the inside maintenance of insulation can be at appropriate temperature, can not produce the temperature difference inside the insulation can, thereby make the effect of insulation can better obvious.

Drawings

Embodiments of the present invention will now be described more fully hereinafter with reference to the accompanying drawings. The drawings are only for purposes of illustration and description, and are not intended to limit the scope of the present disclosure.

FIG. 1 is a front view of the internal structure of the embodiment of the present invention;

fig. 2 is a perspective view of the external structure of the fire tube according to the embodiment of the present invention.

The above reference numerals denote: 1. a heat preservation box; 2. a heat preservation mechanism; 3. a smoke exhaust mechanism; 21. A fire tube; 22. arranging pipes; 23. a heat-conducting oil cavity; 31. a smoke exhaust pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without any creative effort belong to the protection scope of the present application.

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

The present invention will be further described with reference to the following drawings and specific examples, but the present invention is not limited thereto.

Referring to fig. 1-2, a novel heating fire tube of a mix heating incubator includes:

an incubator 1;

the heat preservation mechanism 2 is assembled on the heat preservation box 1, and the heat preservation is carried out on the interior of the heat preservation box 1 through the heat preservation mechanism 2;

and the smoke exhaust mechanism 3 is assembled on the heat preservation mechanism 2 and exhausts the waste gas generated by the heat preservation mechanism 2.

The fire tube 21 is designed into a polyhedral U-shaped tube structure on one side of the heat preservation box body, and adopts a polyhedral cross section structure fire tube due to the structural specificity, so that the space is fully utilized, the hot air resistance of the fire tube is reduced, meanwhile, the cross section areas of the fire tubes of the radiation section and the convection section of the fire tube are reasonably designed according to the thermal calculation, and the fire tubes are horizontally arranged at the bottommost part.

As shown in fig. 1, based on the above technical solution, further, the heat preservation mechanism 2 is described, and the heat preservation mechanism 2 includes a fire tube 21.

The fire tube 21 is shaped as a polyhedral U-shaped tube.

As shown in fig. 2, based on the above technical solution, a fire tube 21 is further described, and a discharge tube 22 is disposed in a convection area of the fire tube 21. Wherein the calandria 22 is through from top to bottom, hot oil is conducted in the calandria, and high temperature flue gas is out of the calandria.

The fire tube 21 is fixedly connected with the bottom of the incubator 1.

As shown in fig. 1, based on the above technical solution, further, the heat insulation box 1 is described, and the heat conducting oil chamber 23 is assembled at the bottom of the heat insulation box 1.

The heat conducting oil chamber 22 is shaped like a V, which facilitates convection of the internal heat conducting oil.

As shown in fig. 1, based on the above technical solution, one end of the fire tube 21 is further connected to one end of the heat conducting oil chamber 23.

As shown in fig. 1, on the basis of the above technical solution, further, the smoke exhaust mechanism 3 is a smoke exhaust pipe 31.

The smoke discharge pipe 31 is fixedly connected to the other end of the fire tube 21.

The gas generated in the fire tube 21 is discharged through the smoke discharge pipe 31, and the convection is performed through the heat conducting oil inside the V-shaped heat conducting oil chamber 22, so that the temperature inside the heat insulation box 1 is maintained at a stable temperature, and the efficiency of heating the heat conducting oil is higher.

The working principle is as follows: when the device is used, the fire tube 21 is assembled at the bottom of the heat preservation box 1, heat generated by combustion of diesel oil by a burner is guided into the heat conduction oil cavity 23 at the lower part of the heat preservation box through the fire tube 21, heat conduction oil in the heat conduction oil cavity 23 is heated at the same time, the fire tube 21 is designed into a polyhedral U-shaped tube structure, due to the fact that the fire tube with the polyhedral cross section structure is adopted in the structural specificity relation, the space is fully utilized, hot air resistance of the fire tube is reduced, meanwhile, the cross section areas of the fire tube in the fire tube radiation section and the convection section are reasonably designed according to thermal calculation, and therefore the upper temperature and the lower temperature of the heat conduction oil in the heat conduction oil cavity are uniform.

The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and it should be understood that all modifications and obvious variations of the present invention, which are equivalent to those of the present invention and illustrated in the drawings, should be included in the scope of the present invention.

Claims

1. A novel heating fire tube of a mixture heating incubator is characterized in that; the method comprises the following steps: a heat preservation box (1);

the heat preservation mechanism (2) is assembled on the heat preservation box (1), and the heat preservation mechanism (2) is used for preserving the heat inside the heat preservation box (1);

and the smoke exhaust mechanism (3) is assembled on the heat preservation mechanism (2) and exhausts waste gas generated by the heat preservation mechanism (2).

2. The new heating fire tube of mix heating incubator of claim 1, wherein: the heat-preserving means (2) comprises a fire tube (21).

3. The new heating fire tube of mix heating and thermal insulating box of claim 2, wherein: the shape of the fire tube (21) is a polyhedral U-shaped tube.

4. The new heating fire tube of the batch heating incubator of claim 2, wherein: the convection zone of the fire tubes (21) is arranged with gauntlets (22).

5. The new heating fire tube of mix heating and thermal insulating box of claim 2, wherein: the fire tube (21) is fixedly connected with the bottom of the incubator (1).

6. The new heating fire tube of mix heating and thermal insulating box of claim 2, wherein: the bottom of the heat preservation box (1) is provided with a heat conduction oil cavity (23).

7. The new heating fire tube of mix heating and thermal insulating box of claim 6, wherein: the shape of the heat conducting oil cavity (23) is V-shaped.

8. The new heating fire tube of the batch heating incubator of claim 6, wherein: one end of the fire tube (21) is connected with one end of the heat conducting oil cavity (23).

9. The new heating fire tube of mix heating incubator of claim 1, wherein: the smoke exhaust mechanism (3) is a smoke exhaust pipe (31).

10. The new heating fire tube of mix heating and thermal insulating box of claim 9, wherein: the smoke exhaust pipe (31) is fixedly connected with the other end of the fire pipe (21).