CN216432100U

CN216432100U - Hybrid hot air generating device

Info

Publication number: CN216432100U
Application number: CN202122997006.9U
Authority: CN
Inventors: 谢国振; 赖涛; 沈晓丰
Original assignee: Olympia Energy Saving Technology Zhangzhou Co ltd
Current assignee: Olympia Energy Saving Technology Zhangzhou Co ltd
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-05-03
Anticipated expiration: 2031-12-01

Abstract

The utility model belongs to the technical field of energy pollution, in particular to a hybrid hot air generating device, which provides the following proposal, comprising a bracket, aiming at the problems of low heat exchange efficiency, uneven hot air temperature and heat preservation of a furnace body; the outer barrel is arranged on the outer wall of the top of the support, the inner wall of the outer barrel is provided with an inner barrel, the inner barrel and the outer barrel are concentrically arranged, and an air passage is arranged between the inner barrel and the outer barrel. The utility model discloses a diameter proportion of inner tube and urceolus utilizes the cavity input cold air between the interior urceolus, utilizes cold wind to take away the heat and need not to keep warm, mixes in rear end hybrid toper is mixed and is fought, improves and mixes the effect, and the air door is more even, and whole emergence structure does not adopt the heat transfer, and efficiency is higher, need not to keep warm, takes away the heat that gives off through cold air, simple structure, easily maintenance and installation.

Description

Hybrid hot air generating device

Technical Field

The utility model relates to an energy pollution technical field especially relates to a hot-blast generating device of hybrid.

Background

In the processes of coal gas, coal oil, coal methanol, coal alkane, olefin and the like, coal dry distillation and pyrolysis are a very key technical link, the dry distillation and pyrolysis of coal require hot air with high temperature, high pressure and low dust content, particularly, the large-scale coal chemical industry can change the current situation that the technology of dispersed miniaturization is relatively backward and the pollution is relatively serious, reduce the production energy consumption to achieve the aim of energy saving, and can intensively and effectively treat and control the pollution to the environment, and the large-scale coal chemical industry needs large-capacity hot air with high temperature, high pressure and low dust content.

For example, patent No. CN111706999A discloses an energy-storage hot air generator, which includes a heating chamber, an air intake device and a control device, wherein an energy-storage medium and an electric heating tube for heating the energy-storage medium are disposed in the heating chamber.

The existing hot air generating device is mostly of a heat exchange type or a negative pressure injection mixing type, and has the main defects of low heat exchange efficiency and uneven hot air temperature, and heat preservation needs to be carried out on a furnace body, otherwise, larger heat loss can be caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a hybrid hot air generating device.

In order to realize the purpose, the utility model adopts the following technical scheme:

a mixed hot air generating device comprises a bracket; the outer cylinder is arranged on the outer wall of the top of the bracket, the inner wall of the outer cylinder is provided with an inner cylinder, the inner cylinder and the outer cylinder are concentrically arranged, and an air passage is arranged between the inner cylinder and the outer cylinder; the bottom end of the air inlet pipe is vertically connected to the outer wall of the outer barrel and communicated with the interior of the air passage, a flue gas inlet hopper is arranged at one end of the inner barrel, and a circle of refractory mortar is arranged between the outer wall of the flue gas inlet hopper and the inner wall of the outer barrel; the outer wall of one end of the outer cylinder, which is far away from the flue gas inlet hopper, is provided with a conical mixing hopper, the end part of the conical mixing hopper is provided with a hot air hopper, and the end part of the inner cylinder is positioned at the joint of the outer cylinder and the conical mixing hopper; the wind speed sensor is arranged on the inner wall of the inner barrel; the air inlet regulating valve is arranged on the air inlet pipe and is electrically connected with the air speed sensor.

As a further proposal of the utility model, the outer wall of the inner tube and the inner wall junction both ends of the outer tube are all equipped with the lock ring, and the lock ring outer wall equidistance that is located air flue one side is equipped with the gas pocket.

As a further aspect of the present invention, the supporting ring is close to the side of the flue gas inlet hopper for sealing the end side of the air passage.

As a further aspect of the present invention, the inner wall of the intake pipe may further be provided with a suction fan, and the suction fan is used to increase the intake air amount of the intake pipe.

The utility model has the advantages that:

this hot-blast generating device passes through the diameter proportion of inner tube and urceolus, utilizes cavity input cold air between the interior urceolus, utilizes cold wind to take away the heat and need not to keep warm, mixes in rear end hybrid toper is mixed and is fought, improves mixed effect, and the air door is more even, and whole emergence structure does not adopt the heat transfer, and efficiency is higher, need not to keep warm, takes away the heat that gives off through cold air, simple structure, easily maintenance and installation.

Drawings

Fig. 1 is a schematic view of a front view and a half-section structure of a hybrid hot air generator according to the present invention;

fig. 2 is a schematic side view of a hybrid hot air generator according to the present invention;

fig. 3 is a schematic diagram of a side view of the tail end of a hybrid hot air generator according to the present invention;

fig. 4 is a schematic top view of the hybrid hot air generator according to the present invention.

In the figure: 1. a support; 2. an outer cylinder; 3. an inner barrel; 4. an airway; 5. an air intake regulating valve; 6. an air inlet pipe; 7. refractory mortar; 8. a wind speed sensor; 9. a flue gas inlet hopper; 10. a conical mixing hopper; 11. a hot air hopper.

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.

Referring to fig. 1 to 4, a hybrid hot air generating apparatus includes a bracket 1; the outer cylinder 2 is arranged on the outer wall of the top of the bracket 1, the inner wall of the outer cylinder 2 is provided with an inner cylinder 3, the inner cylinder 3 and the outer cylinder 2 are concentrically arranged, and an air passage 4 is arranged between the inner cylinder 3 and the outer cylinder 2; the bottom end of the air inlet pipe 6 is vertically connected to the outer wall of the outer barrel 2, the bottom end of the air inlet pipe 6 is communicated with the interior of the air passage 4, one end of the inner barrel 3 is provided with a flue gas inlet hopper 9, and a circle of refractory mortar 7 is arranged between the outer wall of the flue gas inlet hopper 9 and the inner wall of the outer barrel 2; the outer wall of one end of the outer cylinder 2, which is far away from the flue gas inlet hopper 9, is provided with a conical mixing hopper 10, the end part of the conical mixing hopper 10 is provided with a hot air hopper 11, and the end part of the inner cylinder 3 is positioned at the joint of the outer cylinder 2 and the conical mixing hopper 10; the wind speed sensor 8 is arranged on the inner wall of the inner cylinder 3; the air inlet regulating valve 5 is arranged on the air inlet pipe 6, the air inlet regulating valve 5 is electrically connected with the air speed sensor 8, the outer wall of the air speed sensor 8 is provided with a heat-resistant shell, the air speed sensor 8 adopts an air flow velocity sensor, the model is 420MA, both ends of the joint of the outer wall of the inner barrel 3 and the inner wall of the outer barrel 2 are provided with support rings, the outer wall of the support ring positioned on one side of the air passage 4 is provided with air holes at equal intervals, the support ring close to one side of the flue gas inlet hopper 9 is used for sealing the end side of the air passage 4, the inner wall of the air inlet pipe 6 can be also provided with a flow suction fan, and the flow suction fan is used for increasing the air inlet amount of the air inlet pipe 6;

the outer cylinder 2 is made of carbon steel; the inner cylinder 3 is made of stainless steel; the refractory mortar 7 is a refractory and high-temperature-resistant material; the conical mixing hopper 10 is made of stainless steel.

The working principle of the hot air generating device is as follows:

1. the hot air generating device is arranged at the tail end of a combustor, high-temperature flue gas generated by the combustor is input at one end of a flue gas inlet hopper 9 and moves forwards in an inner cylinder, and cold air is input from one end of an air inlet pipe 6 through a blower;

2. when the high-temperature combustion flue gas moves to the conical mixing hopper 10 and is mixed with cold air input through the air passage 4 between the inner barrel and the outer barrel, the temporal part of the inner barrel 3 through which the high-temperature flue gas passes is provided with an air speed sensor 8, and the ratio of the input quantity of the high-temperature flue gas to the input quantity of the cold air is adjusted through feedback of the sensor, so that the purpose of adjusting the temperature of the mixed hot air is achieved;

3. the mixed hot air is output through one end of the hot air hopper 11, and qualified flue gas can be effectively output.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", "first", "second", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A hybrid hot air generator, comprising:

a support (1);

the outer barrel (2) is arranged on the outer wall of the top of the support (1), the inner wall of the outer barrel (2) is provided with an inner barrel (3), the inner barrel (3) and the outer barrel (2) are concentrically arranged, and an air passage (4) is arranged between the inner barrel (3) and the outer barrel (2);

the bottom end of the air inlet pipe (6) is vertically connected to the outer wall of the outer barrel (2), the bottom end of the air inlet pipe (6) is communicated with the interior of the air passage (4), one end of the inner barrel (3) is provided with a flue gas inlet hopper (9), and a circle of refractory clay (7) is arranged between the outer wall of the flue gas inlet hopper (9) and the inner wall of the outer barrel (2);

the outer wall of one end, far away from the flue gas inlet hopper (9), of the outer cylinder (2) is provided with a conical mixing hopper (10), the end part of the conical mixing hopper (10) is provided with a hot air hopper (11), and the end part of the inner cylinder (3) is positioned at the joint of the outer cylinder (2) and the conical mixing hopper (10);

the wind speed sensor (8), the said wind speed sensor (8) locates on the inboard wall of the inner tube (3);

and the air inlet regulating valve (5) is arranged on the air inlet pipe (6), and the air inlet regulating valve (5) is electrically connected with the air speed sensor (8).

2. A hybrid hot air generator according to claim 1, wherein the outer wall of the inner tube (3) and the inner wall of the outer tube (2) are provided with support rings at both ends, and the outer wall of the support ring at one side of the air passage (4) is provided with air holes at equal intervals.

3. A hybrid hot air generator according to claim 2, characterized in that the support ring near the side of the flue gas inlet hopper (9) is used to seal the end side of the air duct (4).

4. A hybrid hot air generator according to claim 1, characterized in that the inner wall of the inlet pipe (6) is further provided with a suction fan for increasing the air intake of the inlet pipe (6).