CN219199499U

CN219199499U - Frame type explosion-proof air duct heater

Info

Publication number: CN219199499U
Application number: CN202223560927.XU
Authority: CN
Inventors: 陈亮
Original assignee: Yangzhong Xianglong Electrical Appliance Co ltd
Current assignee: Yangzhong Xianglong Electrical Appliance Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-16
Anticipated expiration: 2032-12-30

Abstract

The utility model provides a frame type explosion-proof air duct heater, which relates to the technical field of duct heaters and comprises an air duct heater, wherein a top plate is arranged at the top of the air duct heater, handles are arranged at the left and right parts of the upper end surface of the top plate, an upper machine body is arranged at the lower end of the top plate, a heat preservation cover is arranged at the outer side of the middle part of the upper machine body, a plurality of groups of heating pipes are arranged in the upper machine body, and an explosion-proof structure is arranged on the outer cover of the plurality of groups of heating pipes; the front side and the rear side of the lower end of the upper machine body are respectively provided with a mounting frame, an outer cover plate is fixed below the mounting frames, the inner side surface of the outer cover plate is provided with a middle machine body, and the middle machine body is made of silica gel; a plurality of groups of inner cushion layers are arranged on the outer cover plate; an outer heat-insulating layer is arranged in the heat-insulating cover, and the outer heat-insulating layer is made of high-density sponge materials. The utility model has firm installation, safe heat preservation, contribution to reducing heat loss, and more safe and reliable use due to the arrangement of the multiple explosion-proof structures.

Description

Frame type explosion-proof air duct heater

Technical Field

The utility model relates to the technical field of air duct heaters, in particular to a frame type explosion-proof air duct heater.

Background

The electric heater of the air duct is used for providing hot air into the pipeline, and is common industrial equipment. In large-scale wind channel electric heater, the casing is because its casing is great, and the heating pipe in the casing is also longer, consequently under wind-force effect, and the unavoidable emergence is rocked, especially when the fan stops working and starts working, rocks more violently, leads to the heating pipe to damage easily from this, has increased use cost, and on the other hand, the wind speed that leads into in the heating pipe through the air intake is unstable.

The utility model provides a be mentioned "including the casing in the description of the difficult damaged wind channel heater of current publication patent document" CN209415754U ", the casing is equipped with air intake and air outlet in the both sides end position one-to-one of its horizontal direction, be connected with a plurality of heating pipe in the casing through the connecting piece, the heating pipe passes through the connecting piece to be connected in the casing, has increased its steadiness", but the wind channel heater in the current publication patent document is not safe explosion-proof, exists certain potential safety hazard when the use temperature is too high, uses and is not safe and reliable.

Disclosure of Invention

In order to overcome the defects existing in the prior art, a frame type explosion-proof air duct heater is provided at present, so that the problems that the air duct heater in the prior published patent document is not safe and explosion-proof, has certain potential safety hazard when the use temperature is too high, and is not safe and reliable to use are solved.

In order to achieve the above purpose, the frame type explosion-proof air duct heater comprises a duct heater, a top plate is arranged at the top of the duct heater, handles are arranged at the left and right parts of the upper end face of the top plate, an upper machine body is arranged at the lower end of the top plate, a heat preservation cover is arranged at the outer side of the middle of the upper machine body, a plurality of groups of heating pipes are arranged in the upper machine body, and an explosion-proof structure is arranged on the outer cover of the plurality of groups of heating pipes.

Further, both sides all are provided with the mounting bracket around the lower extreme of last organism, and are fixed with the outer cover plate under the mounting bracket to the medial surface of outer cover plate is provided with well organism, and well organism adopts the silica gel material.

Further, a plurality of groups of inner cushion layers are arranged on the outer cover plate, and a plurality of groups of fastening bolts are arranged in the inner cushion layers.

Further, an outer heat-insulating layer is arranged in the heat-insulating cover, the outer heat-insulating layer is made of high-density sponge materials, an inner heat-insulating sleeve is arranged in the outer heat-insulating layer, and the inner heat-insulating sleeve is sleeved outside the upper portion of the heating pipe.

Further, the outside of explosion-proof structure is provided with outer explosion-proof net frame, and the inboard of explosion-proof structure is provided with interior explosion-proof net frame to outer explosion-proof net frame and interior explosion-proof net frame all adopt stainless steel net frame material.

Further, a middle reinforcing layer is arranged between the outer explosion-proof net frame and the inner explosion-proof net frame, a plurality of groups of explosion-proof ribs are arranged in the middle reinforcing layer, and the explosion-proof ribs are respectively in contact with the outer surface of the outer explosion-proof net frame and the inner surface of the inner explosion-proof net frame.

The utility model has the beneficial effects that:

1. the installation frames and the outer cover plates on the front side and the rear side of the air duct heater are used as outer installation frames of the air duct heater, and the outer cover plates and the air duct are fastened through a plurality of groups of fastening bolts, so that the air duct heater is safer and more reliable to install.

2. The heating pipe is arranged in the air duct to heat, the outer heat insulation layer and the inner heat insulation sleeve arranged outside the heating pipe are used for preserving heat, loss of heat is reduced, and the energy-saving and economical effects are achieved.

3. The inner explosion-proof net frame, the explosion-proof ribs and the outer explosion-proof net frame are sequentially arranged outside the inner explosion-proof net frame, so that a three-layer explosion-proof structure is formed, the explosion-proof structure is enclosed outside all heating pipes of the upper machine body, and the inner explosion-proof net frame is tightly and firmly maintained and is safe and explosion-proof.

Drawings

FIG. 1 is a schematic front view of an embodiment of the present utility model;

FIG. 2 is a schematic diagram showing an embodiment of the present utility model after installation;

FIG. 3 is a schematic cross-sectional view of an embodiment of the present utility model;

fig. 4 is a schematic view of a longitudinal cross-sectional structure of an embodiment of the present utility model.

In the figure: 1. an air duct heater; 10. a top plate; 11. an upper body; 12. a middle body; 13. a handle; 14. a mounting frame; 15. an outer cover plate; 16. an inner cushion layer; 17. a fastening bolt; 18. heating pipes; 2. a thermal insulation cover; 20. an outer thermal insulation layer; 21. an inner insulation sleeve; 3. an explosion-proof structure; 30. an outer explosion-proof net frame; 31. a middle reinforcing layer; 32. explosion-proof ribs; 33. an inner explosion-proof net frame.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clearly apparent, the present utility model is further described in detail below with reference to the accompanying drawings and embodiments. The specific embodiments described herein are offered by way of illustration only and not as limitations of the utility model, and specific details such as particular system architectures, techniques, etc. may be set forth in order to provide a more thorough understanding of the embodiments of the utility model. The described embodiments are some, but not all, embodiments of the present disclosure. It will be apparent, however, to one skilled in the art that the present utility model may be practiced in other embodiments that depart from these specific details. Based on the embodiments in this disclosure, all other embodiments that a person skilled in the art would obtain without making any inventive effort are within the scope of protection of this disclosure.

Specific embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

Fig. 1 is a schematic front view of an embodiment of the present utility model, fig. 2 is a schematic post-installation display of an embodiment of the present utility model, fig. 3 is a schematic transverse cross-sectional structure of an embodiment of the present utility model, and fig. 4 is a schematic longitudinal cross-sectional structure of an embodiment of the present utility model.

Referring to fig. 1 to 4, the utility model provides a frame type explosion-proof air duct heater, which comprises a duct heater 1, wherein a top plate 10 is arranged at the top of the duct heater 1, handles 13 are arranged at the left and right parts of the upper end surface of the top plate 10, an upper machine body 11 is arranged at the lower end of the top plate 10, a heat preservation cover 2 is arranged at the outer side of the middle part of the upper machine body 11, a plurality of groups of heating pipes 18 are arranged in the upper machine body 11, and an explosion-proof structure 3 is arranged outside the plurality of groups of heating pipes 18.

In the embodiment, the mounting frame 14 is arranged on the front and rear sides of the lower end of the upper machine body 11, the outer cover plate 15 is fixed below the mounting frame 14, the middle machine body 12 is arranged on the inner side surface of the outer cover plate 15, and the middle machine body 12 is made of silica gel; the outer cover plate 15 is provided with a plurality of groups of inner cushion layers 16, and a plurality of groups of fastening bolts 17 are arranged in the inner cushion layers 16.

In the utility model, as a preferred embodiment, the installation frames 14 and the outer cover plates 15 on the front side and the rear side of the air duct heater 1 are used as outer installation frames of the air duct heater 1, and a plurality of groups of fastening bolts 17 are used for fastening the outer cover plates 15 and the air duct, so that the air duct heater 1 is installed more safely and reliably.

In this embodiment, an outer heat insulation layer 20 is disposed in the heat insulation cover 2, the outer heat insulation layer 20 is made of high-density sponge, an inner heat insulation sleeve 21 is disposed in the outer heat insulation layer 20, and the inner heat insulation sleeve 21 is sleeved outside the upper portion of the heating pipe 18.

As a preferred embodiment, the heating tube 18 is arranged to heat in the air duct to provide heat, and the outer heat preservation layer 20 and the inner heat preservation sleeve 21 arranged outside the heating tube 18 are used for preserving heat, so that heat loss is reduced, and the energy-saving and economical effects are achieved.

In the embodiment, an outer explosion-proof net frame 30 is arranged on the outer side of the explosion-proof structure 3, an inner explosion-proof net frame 33 is arranged on the inner side of the explosion-proof structure 3, and the outer explosion-proof net frame 30 and the inner explosion-proof net frame 33 are made of stainless steel net frame materials; a middle reinforcing layer 31 is arranged between the outer explosion-proof net frame 30 and the inner explosion-proof net frame 33, a plurality of groups of explosion-proof ribs 32 are arranged in the middle reinforcing layer 31, and the explosion-proof ribs 32 are respectively contacted with the outer surface of the outer explosion-proof net frame 30 and the inner surface of the inner explosion-proof net frame 33.

As a preferred embodiment, the explosion-proof structure 3 of the utility model is formed by arranging an inner explosion-proof net frame 33, an explosion-proof rib 32 and an outer explosion-proof net frame 30 in sequence from inside to outside, and forms a three-layer explosion-proof structure, and the explosion-proof structure is enclosed outside all heating pipes 18 of the upper machine body 11, so that the maintenance is tight and firm, and the explosion-proof structure is safe and explosion-proof.

The utility model can effectively solve the problems that the air duct heater in the prior published patent document is not safe and explosion-proof, has certain potential safety hazard when the use temperature is too high and is not safe and reliable in use, and the utility model not only has firm and firm installation, but also is safe and heat-insulating, is favorable for reducing heat loss, and is provided with a multiple explosion-proof structure, so that the use is safer and more reliable.

The above-described embodiments are intended to illustrate the present utility model, not to limit it, and any modifications and variations made to the present utility model within the spirit of the utility model and the scope of the claims should be included in the scope of the present utility model.

Claims

1. The utility model provides a frame-type explosion-proof air duct heater, includes air duct heater (1), its characterized in that: the top of wind channel heater (1) has roof (10), and both sides all are provided with handle (13) about the up end of roof (10), the lower extreme of roof (10) is provided with organism (11), and the middle part outside of going up organism (11) is provided with heat preservation cover (2), be provided with multiunit heating pipe (18) in last organism (11), and multiunit heating pipe (18) dustcoat has explosion-proof structure (3).

2. The frame-type explosion-proof air duct heater according to claim 1, wherein the mounting frames (14) are arranged on the front side and the rear side of the lower end of the upper machine body (11), an outer cover plate (15) is fixed below the mounting frames (14), a middle machine body (12) is arranged on the inner side surface of the outer cover plate (15), and the middle machine body (12) is made of silica gel.

3. A frame type explosion-proof air duct heater according to claim 2, wherein a plurality of groups of inner cushion layers (16) are arranged on the outer cover plate (15), and a plurality of groups of fastening bolts (17) are arranged in the inner cushion layers (16).

4. The frame type explosion-proof air duct heater according to claim 1, wherein an outer heat insulation layer (20) is arranged in the heat insulation cover (2), the outer heat insulation layer (20) is made of high-density sponge materials, an inner heat insulation sleeve (21) is arranged in the outer heat insulation layer (20), and the inner heat insulation sleeve (21) is sleeved outside the upper portion of the heating pipe (18).

5. The frame type explosion-proof air duct heater according to claim 1, wherein an outer explosion-proof net frame (30) is arranged on the outer side of the explosion-proof structure (3), an inner explosion-proof net frame (33) is arranged on the inner side of the explosion-proof structure (3), and the outer explosion-proof net frame (30) and the inner explosion-proof net frame (33) are made of stainless steel net frame materials.

6. The frame type explosion-proof air duct heater according to claim 5, wherein a middle reinforcing layer (31) is arranged between the outer explosion-proof net frame (30) and the inner explosion-proof net frame (33), a plurality of groups of explosion-proof ribs (32) are arranged in the middle reinforcing layer (31), and the explosion-proof ribs (32) are respectively in contact with the outer surface of the outer explosion-proof net frame (30) and the inner surface of the inner explosion-proof net frame (33).