CN215177200U

CN215177200U - Hot air pipeline structure for cold air heating unit

Info

Publication number: CN215177200U
Application number: CN202120971226.1U
Authority: CN
Inventors: 李广辉; 贾乾增
Original assignee: Shandong Shiguang Industrial Equipment Manufacturing Co ltd
Current assignee: Shandong Shiguang Industrial Equipment Group Co ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2021-12-14
Anticipated expiration: 2031-05-08

Abstract

The utility model discloses a cold air heating hot-air pipes structure for unit, including first hot-air pipes, second hot-air pipes and worker shape heat insulating ring, first hot-air pipes's one end welding has first connection pad, first connection pad has seted up first worker shape groove in the centre that deviates from first hot-air pipes one side, the one end welding of second hot-air pipes has the second connection pad, the second connection pad has seted up second worker shape groove in the centre that deviates from second hot-air pipes one side, first connection pad docks with the second connection pad, and first worker shape groove and second worker shape groove intercommunication, half joint of worker shape heat insulating ring is at first worker shape inslot, and second half joint of worker shape heat insulating ring is at second worker shape inslot, first connection pad passes through bolt and nut fixed connection with the second connection pad. The utility model has the advantages of the junction of connection pad sets up worker's shape heat insulating ring, and effectual separation heat scatters and disappears, worker's shape heat insulating ring joint is more stable.

Description

Hot air pipeline structure for cold air heating unit

Technical Field

The utility model relates to a cold air heating technical field specifically is a cold air heating hot-blast main structure for unit.

Background

The heat exchanger is a device for transferring part of heat of hot fluid to cold fluid, and is also called as a heat exchanger. The heat exchanger plays an important role in chemical industry, petroleum industry, power industry, food industry and other industrial production, can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in chemical industry production, and is widely applied.

The cold air is changed into hot air after heat exchange by a heat exchanger in the heating unit, and the hot air generated by the hot air is conveyed to the equipment through a hot air pipeline. The joint of a common hot air pipeline is fixed through a connecting disc, a heat insulation structure is not arranged at the joint of the connecting disc and the connecting disc, and heat is lost when the hot air is conveyed through the joint in the hot air conveying process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cold air heating hot-blast main structure for unit, the junction that possesses the connection pad sets up the thermal-insulated circle of worker shape, and effectual separation heat scatters and disappears, and the thermal-insulated advantage that encloses the joint more stable of worker shape has solved connection pad and connection pad butt joint and has not set up thermal-insulated structure, can lose thermal problem when the junction in-process of hot-blast transport.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cold air heating hot-air pipes structure for unit, includes first hot-air pipes, second hot-air pipes and worker shape heat insulating ring, the one end welding of first hot-air pipes has first connection pad, first connection pad deviates from the centre of first hot-air pipes one side and has seted up first worker's shape groove, the one end welding of second hot-air pipes has the second connection pad, the second connection pad deviates from the centre of second hot-air pipes one side and has seted up second worker's shape groove, first connection pad and second connection pad butt joint, first worker's shape groove and second worker shape groove intercommunication, half joint of worker shape heat insulating ring is at first worker's inslot, and half joint of worker shape heat insulating ring is at second worker's inslot, first connection pad passes through bolt and nut fixed connection with the second connection pad.

Preferably, the inner side of the first I-shaped groove is communicated with a through hole formed in the middle of the first connecting disc.

Preferably, the inner side of the second I-shaped groove is communicated with a through hole formed in the middle of the second connecting disc.

Preferably, the first I-shaped groove corresponds to the second I-shaped groove, and the shape of the first I-shaped groove is consistent with that of the second I-shaped groove.

Preferably, the I-shaped heat insulation ring is matched with the communicated first I-shaped groove and the second I-shaped groove.

Preferably, the first connecting disc is provided with six first through holes matched with the bolts in an annular array manner, the second connecting disc is provided with six second through holes matched with the bolts in an annular array manner, the six first through holes correspond to the six second through holes in a one-to-one manner, and the bolts penetrate through the second through holes and one end of the first through holes and are provided with nuts in a threaded manner.

Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model discloses a set up the thermal-insulated circle of first worker's shape groove, second worker's shape groove and worker's shape, reached effectual separation heat and scattered and disappear, the thermal-insulated effect that the circle joint is more stable of worker's shape. The utility model discloses be provided with the thermal-insulated circle of first worker's shape groove, second worker's shape groove and worker's shape, the welding of first hot-air pipes's one end has first connection pad, and the welding of second hot-air pipes's one end has the second connection pad. When the heat insulation ring is installed, a half of the I-shaped heat insulation ring is clamped in a first I-shaped groove formed in the first connecting disc; and the second connecting disc is butted with the first connecting disc, and the other half of the I-shaped heat insulation ring is clamped in a second I-shaped groove formed in the second connecting disc, and the I-shaped heat insulation ring designed in an I shape is stably clamped with the first I-shaped groove and the second I-shaped groove. The second connecting disc is fixed with the first connecting disc through a bolt and a nut, the first hot air pipeline is communicated with the second hot air pipeline, the joint of the second connecting disc and the first connecting disc is sealed by the I-shaped heat insulation ring, and when hot air flowing through the first hot air pipeline and the second hot air pipeline passes through the joint of the second connecting disc and the first connecting disc, due to the heat insulation effect of the I-shaped heat insulation ring, the heat in the flowing hot air is reserved to the maximum extent.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of the connection structure of the present invention in a front sectional view;

fig. 3 is an enlarged schematic view of fig. 2 a according to the present invention;

fig. 4 is a schematic view of a connection structure of the first connection plate in a front cross-sectional view;

fig. 5 is a schematic view of a connection structure of the second connection pad in front cross-section.

In the figure: 1. a first hot air duct; 2. a first splice tray; 3. a second connecting disc; 4. a second hot air duct; 5. a bolt; 6. a nut; 7. a second through hole; 8. an I-shaped heat insulation ring; 9. a first through hole; 10. a first I-shaped groove; 11. a second I-shaped groove.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

Referring to fig. 1 to 5, the present invention provides an embodiment: the utility model provides a cold air heating hot-blast main structure for unit, includes first hot-blast main 1, second hot-blast main 4 and worker shape heat insulating ring 8, and the welding of the one end of first hot-blast main 1 has first flange 2, and first flange 2 deviates from the centre of first hot-blast main 1 one side and has seted up first worker's groove 10, the inboard perforating hole intercommunication of seting up in the middle of first flange 2 with first flange 10. The welding of the one end of second hot-blast main 4 has second connection pad 3, and second connection pad 3 deviates from the second hot-blast main 4 middle of one side and has seted up second worker's groove 11, and the inboard perforating hole intercommunication of seting up in the middle of second worker's groove 11 and second connection pad 3.

Half joint of worker's shape thermal-insulated 8 rings is in first worker's shape inslot 10, first connection pad 2 and the butt joint of second connection pad 3, and another half joint of worker's shape thermal-insulated 8 rings is in second worker's shape inslot 11.

The first connecting disc 2 and the second connecting disc 3 are fixedly connected through bolts 5 and nuts 6, six first through holes 9 matched with the bolts 5 are formed in the first connecting disc 2 in an annular array mode, six second through holes 7 matched with the bolts 5 are formed in the second connecting disc 3 in an annular array mode, the six first through holes 9 correspond to the six second through holes 7 in a one-to-one mode, and the nuts 6 are installed on one end, penetrating through the second through holes 7 and one end of the first through holes 9, of the bolts 5. The first hot air pipeline 1 is communicated with the second hot air pipeline 4, the connecting part of the second connecting disc 3 and the first connecting disc 2 is sealed by the I-shaped heat insulation ring 8, and when hot air flowing through the first hot air pipeline 1 and the second hot air pipeline 4 passes through the connecting part of the second connecting disc 3 and the first connecting disc 2, due to the heat insulation effect of the I-shaped heat insulation ring 8, heat in the flowing hot air is reserved to the maximum extent.

Example 2

Referring to fig. 2 to 5, the present invention provides an embodiment: the utility model provides a cold air heating hot-blast main structure for unit, during the installation, 8 half joints of worker's shape thermal-insulated circle are in first worker's shape groove 10,

first connection pad

2 and 3 butt joints of second connection pad, first worker's shape groove 10 corresponds with second worker's shape groove 11, first worker's shape groove 10 is unanimous with second worker's shape groove 11 shape, first worker's shape groove 10 and second worker's shape groove 11 intercommunication, 8 other half joints of worker's shape thermal-insulated circle are in second worker's shape groove 11, worker's shape thermal-insulated circle 8 and the first worker's shape groove 10 and the second worker's shape groove 11 phase-match after the intercommunication, "worker's shape thermal-insulated circle 8 and the stable joint in first worker's shape groove 10 and the second worker's shape groove 11 of design.

The working principle is as follows: half joint of worker's shape thermal-insulated circle 8 is in first worker's shape inslot 10, first connection pad 2 and the butt joint of second connection pad 3, and the other half joint of worker's shape thermal-insulated circle 8 is in second worker's shape inslot 11, and first connection pad 2 passes through bolt 5 and nut 6 fixed connection with second connection pad 3. When hot air flowing through the first hot air pipeline 1 and the second hot air pipeline 4 passes through the joint of the second connecting disc 3 and the first connecting disc 2, the I-shaped heat insulation ring 8 insulates heat and retains heat.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a cold air heating hot-blast main structure for unit, includes first hot-blast main (1), second hot-blast main (4) and worker shape heat insulating ring (8), its characterized in that: a first connecting disc (2) is welded at one end of the first hot air pipeline (1), a first I-shaped groove (10) is arranged in the middle of one side of the first connecting disc (2) departing from the first hot air pipeline (1), a second connecting disc (3) is welded at one end of the second hot air pipeline (4), a second I-shaped groove (11) is arranged in the middle of one side of the second connecting disc (3) departing from the second hot air pipeline (4), the first connecting disc (2) is butted with the second connecting disc (3), the first I-shaped groove (10) is communicated with the second I-shaped groove (11), one half of the I-shaped heat insulation ring (8) is clamped in the first I-shaped groove (10), the other half of the I-shaped heat insulation ring (8) is clamped in the second I-shaped groove (11), the first connecting disc (2) is fixedly connected with the second connecting disc (3) through bolts (5) and nuts (6).

2. The structure of the hot air duct for the cooling-air heating unit according to claim 1, wherein: the inner side of the first I-shaped groove (10) is communicated with a through hole formed in the middle of the first connecting disc (2).

3. The structure of the hot air duct for the cooling-air heating unit according to claim 1, wherein: the inner side of the second I-shaped groove (11) is communicated with a through hole formed in the middle of the second connecting disc (3).

4. The structure of the hot air duct for the cooling-air heating unit according to claim 1, wherein: the first I-shaped groove (10) corresponds to the second I-shaped groove (11), and the first I-shaped groove (10) is consistent with the second I-shaped groove (11) in shape.

5. The structure of the hot air duct for the cooling-air heating unit according to claim 1, wherein: the I-shaped heat insulation ring (8) is matched with the communicated first I-shaped groove (10) and the second I-shaped groove (11).

6. The structure of the hot air duct for the cooling-air heating unit according to claim 1, wherein: six first through-holes (9) matched with bolts (5) are formed in the first connecting disc (2) in an annular array mode, six second through-holes (7) matched with the bolts (5) are formed in the second connecting disc (3) in an annular array mode, the six first through-holes (9) correspond to the six second through-holes (7) in a one-to-one mode, and nuts (6) are installed on one end of the bolts (5) penetrating through the second through-holes (7) and the first through-holes (9) in a threaded mode.