CN213809279U

CN213809279U - Whole heat preservation and insulation type color steel air pipe

Info

Publication number: CN213809279U
Application number: CN202022883420.2U
Authority: CN
Inventors: 胡路胜; 佟笑寒; 胡佳玮
Original assignee: Anhui Keyuanda Hvac Equipment Co ltd
Current assignee: Anhui Keyuanda Hvac Equipment Co ltd
Priority date: 2020-12-05
Filing date: 2020-12-05
Publication date: 2021-07-27
Anticipated expiration: 2030-12-05

Abstract

The utility model relates to the technical field of air duct equipment, and discloses an integral heat-preservation and heat-insulation type color steel air duct, which comprises an air duct body, a connecting device and a ventilation cavity, wherein the inner cavity of the air duct body is hollow, the ventilation cavity is arranged in the inner cavity of the air duct body, an inner air duct which is matched with the outer ring of the ventilation cavity is wrapped in the inner cavity of the air duct body, the outer ring of the inner air duct is sleeved with a heat-preservation layer which is matched with the outer air duct, the outer ring of the heat-preservation layer is tightly wrapped with a heat-insulation layer which is matched with the outer air duct, a plurality of reinforcing ribs which are matched with the outer ring of the heat-insulation layer are longitudinally and equidistantly sleeved on the outer side wall of the air duct body, the back connecting part of the air duct body is clamped with a connecting device which is matched with the back connecting part of the air duct body, the connecting device consists of a square flange plate, a sealing frame, a flange screw and a nut, and the utility model solves the problem of insufficient heat-preservation and heat-insulation of the color steel air duct in the prior art, the problem that the leakproofness is not high can effectively improve the practicality of various steel tuber pipe.

Description

Whole heat preservation and insulation type color steel air pipe

Technical Field

The utility model relates to an air pipe equipment technical field specifically is a various steel tuber pipe of whole heat preservation thermal-insulated type.

Background

The air pipe is a pipeline system used for air conveying and distribution, and comprises a composite air pipe and an inorganic air pipe which can be classified according to the cross-sectional shape and the material, the stainless steel air pipe is manufactured by coating sealant (such as neutral glass cement) at gaps such as seaming, riveting, flange flanging four corners and the like, surface dust and oil stains are removed before the sealant is coated, the air pipe can be divided into a circular air pipe, a rectangular air pipe, a flat circular air pipe and the like according to the cross-sectional shape, wherein the circular air pipe has the smallest resistance but the largest height dimension, and is complex to manufacture, so that the rectangular air pipe is mainly used, the air pipe can be divided into a metal air pipe, a composite air pipe and a polymer air pipe according to the material, the color steel composite pod core plate is manufactured by using a color steel composite pod core plate as a plate, one surface of the color steel composite pod is an aluminum foil with a composite antibacterial coating, and the other surface of the color steel plate with various colors, the heat insulation material is usually made of polyurethane, phenolic resin or XPS extruded sheet and the like, but the current color steel air duct has insufficient heat insulation property and low sealing property, and can not meet the requirements of people.

The double-sided color steel composite air pipe comprises an outer arc pipe and an inner arc pipe, wherein one end of the inner arc pipe is sleeved in the outer arc pipe, at least one side of the inner arc pipe is connected with a fixed sealing plate, at least one rotating mechanism is installed on the outer arc pipe, a rotating sealing plate is fixed on the rotating mechanism, and the rotating sealing plate is located between the outer arc pipe and the inner arc pipe.

Above-mentioned utility model although can realize the use of various steel tuber pipe, nevertheless be not enough in the aspect of the heat preservation heat-proof quality, because the structure is complicated, can not ensure the leakproofness problem, and the practicality is not high, to above-mentioned problem, for this reason, we have designed the various steel tuber pipe of the heat insulation type of whole heat preservation.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a various steel tuber pipe of whole heat preservation thermal-insulated type has solved the heat preservation heat-proof quality that proposes in the above-mentioned background art not enough, the not high problem of leakproofness.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

an integral heat-preservation and heat-insulation type color steel air duct comprises an air duct body, a connecting device and a ventilation cavity, wherein the inner cavity of the air duct body is hollow, the ventilation cavity is arranged in the inner cavity of the air duct body, an inner air duct which is matched with the inner cavity is wrapped on the outer ring of the ventilation cavity in the inner cavity of the air duct body, a heat-preservation layer which is matched with the inner air duct is sleeved on the outer ring of the inner air duct, an outer air duct which is matched with the outer cavity is sleeved on the outer ring of the heat-preservation layer, a plurality of reinforcing ribs which are matched with each other are sleeved on the outer wall of the air duct body in a longitudinal equidistant mode on the outer ring of the heat-preservation layer, the connecting device which is matched with the back of the air duct body is clamped at the joint of the back of the air duct body, the connecting device comprises a square flange plate, a sealing frame, a flange screw and a nut, the square flange plate which is matched with the front of the air duct body is welded at the back of the air duct body, and a plurality of flange through holes are formed in the periphery of the front face of the square flange plate at equal intervals, a plurality of thread through holes matched with the flange through holes are formed in the periphery of the front face of the sealing frame at equal intervals, matched flange gaskets are bonded on the outer ring of the front face of the square flange plate, and matched sealing rubber strips are bonded on the inner ring of the front face of the sealing frame.

Furthermore, the threaded through holes formed in the front face of the sealing frame are all in threaded connection with matched flange screws, the other ends of the flange screws are in meshed flange connection with the flange through holes formed in the front face of the square flange plate, and the rear ends of the flange screws, located on the back face of the square flange plate, are all in threaded connection with matched nuts.

Furthermore, the square flange plate is openly provided with a groove matched with the sealing frame, and the middle positions of the periphery of the outer side wall of the connecting device are vertically clamped with clamping devices matched with each other, wherein each clamping device is composed of a clamping block, a bolt and a butt block.

Furthermore, the middle positions of the periphery of the outer side wall of the connecting device are all clamped with clamping blocks, the middle position of the inner side wall of each clamping block is transversely provided with a groove matched with the connecting device, and the middle position of the front surface of each clamping block is provided with a threaded through hole.

Furthermore, the threaded through holes formed in the front face of the fixture block are internally and uniformly in threaded connection with bolts which are in fit with each other, the other end of each bolt is positioned on the inner wall of a groove formed in the transverse inner side wall of the fixture block, and the inner wall of the groove is welded with a butt block which is in fit with each other, and the back face of the butt block is tightly attached to and abutted against the front face of the connecting device.

Furthermore, the square flange plate and the sealing frame junction spraying have the sealant, and the material of outer tuber pipe and interior tuber pipe all can be made for various steel, the material of heat preservation can be made for the glass cotton, and the material of insulating layer can be made for the rock wool.

The utility model has the advantages that:

1. the utility model, through the matching of the inner air pipe, the outer air pipe, the heat preservation layer and the heat insulation layer, on one hand, the heat insulation performance of the air pipe body is relatively improved, the loss of air is reduced as much as possible when the air flows in the air pipe body, the working efficiency of the air pipe is relatively improved, simultaneously, the influence of the external air on the air pipe body is relatively isolated, the problem that the normal work of the air pipe body is influenced by the reduction of the service life caused by the oxidation of the air pipe body due to the long-time contact is relatively avoided, meanwhile, the problem that the indoor environment is polluted due to the condensation phenomenon caused by the temperature difference when the air pipe body transmits cold air in summer is relatively avoided, the environmental protection performance of the air pipe body is relatively improved, on the other hand, the heat preservation layer is conveniently clamped between the inner air pipe and the outer air pipe, the heat preservation layer is not exposed, further, the heat preservation effect of the air pipe body is relatively improved, and the sound insulation and noise reduction functions of the air pipe body are relatively improved, therefore, the overall heat preservation and heat insulation performance of the air pipe body is relatively effectively improved.

2. The utility model has simple structure, is convenient for installation, disassembly and maintenance, is matched with a connecting device and a clamping device, on one hand, flange connection is convenient to form between the air pipe bodies, the condition of serious air leakage of the air pipe bodies is relatively avoided, the air quantity loss of the whole air pipe system is too large, the air quantity requirement cannot be met, and the result of serious energy waste is caused, the integral sealing performance of the air pipe bodies is relatively improved, simultaneously, through the matching of a sealing rubber strip and a flange gasket, the sealing tightness is relatively ensured, simultaneously, the vibration sound generated by the air pipe bodies is eliminated, cracks are not generated, on the other hand, the connecting structure stability and the tightness of the air pipe bodies are relatively improved, when in use, a sealing frame is butted in a square flange plate, thereby the flange screw and the nut are screwed, and further, the sealing rubber strip and the flange gasket are driven to be tightly, make flange sealing connection between the tuber pipe body, again with the fixture block joint on connecting device to screw up the bolt, and then it is fixed with the inseparable butt of connecting device to drive the butt piece, further improved whole leakproofness, improved the practicality of tuber pipe body relatively.

Drawings

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

FIG. 2 is a sectional view of the structure of the air duct body of the present invention;

FIG. 3 is a sectional view of the connecting device of the present invention;

fig. 4 is a cross-sectional view of the structure of the latch device of the present invention.

In the figure: 1. an air duct body; 2. a connecting device; 3. a ventilation cavity; 4. an inner air duct; 5. a heat-insulating layer; 6. an outer air duct; 7. a thermal insulation layer; 8. reinforcing ribs; 9. a square flange plate; 10. a sealing frame; 11. a flange screw; 12. a nut; 13. a flange through hole; 14. a flange gasket; 15. sealing rubber strips; 16. a clamping device; 17. a clamping block; 18. a bolt; 19. a butting block; 20. and (7) sealing paste.

Detailed Description

In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the following will combine the drawings in the embodiments of the present invention to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, rather than all embodiments, based on the embodiments in the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.

Referring to FIGS. 1-4: an integral heat-preservation and heat-insulation type color steel air duct comprises an air duct body 1, a connecting device 2 and a ventilation cavity 3, wherein the inner cavity of the air duct body 1 is hollow, the ventilation cavity 3 is arranged in the inner cavity of the air duct body 1, an inner air duct 4 which is matched with the inner air duct 3 is wrapped on the outer ring of the ventilation cavity 3 in the inner cavity of the air duct body 1, a heat-preservation layer 5 which is matched with the outer air duct is sleeved on the outer ring of the inner air duct 4, an outer air duct 6 which is matched with the outer air duct 5 is sleeved on the outer ring of the heat-preservation layer 6, a heat-insulation layer 7 which is matched with the outer air duct 6 is tightly wrapped on the outer ring of the outer air duct, a plurality of reinforcing ribs 8 which are matched with the outer ring of the heat-insulation layer 7 are longitudinally and equidistantly sleeved on the outer side wall of the air duct body 1, the connecting device 2 which is matched with the back of the air duct body 1 is clamped, the connecting device 2 is composed of a square flange plate 9, a sealing frame 10, a flange 11 and a nut 12, and the square flange plate 9 which is welded on the front of the air duct body 1, the back welding of tuber pipe body 1 has the sealed frame 10 that agrees with each other, and square flange 9 openly has seted up a plurality of flange through-hole 13 all around the equidistance, and sealed frame 10 openly has seted up the screw through-hole that a plurality of agreeed with mutually with flange through-hole 13 all around the equidistance, and has bonded flange gasket 14 that agrees with each other on the square flange 9 openly outer lane, has bonded joint strip 15 that agrees with each other on the sealed frame 10 openly inner circle.

It should be noted that, the threaded through holes formed in the front surface of the sealing frame 10 are all in threaded connection with matched flange screws 11, the other ends of the flange screws 11 are in meshed flange connection with the flange through holes 13 formed in the front surface of the square flange 9, and the rear ends of the flange screws 11, which are located on the back surface of the square flange 9, are all in threaded connection with matched nuts 12, so that the mounting, dismounting and maintenance are facilitated.

Preferably, the square flange plate 9 is openly provided with a groove matched with the sealing frame 10, the middle positions of the periphery of the outer side wall of the connecting device 2 are vertically clamped with clamping devices 16 matched with each other, each clamping device 16 consists of a clamping block 17, a bolt 18 and a butting block 19, and the whole sealing performance of the air pipe body 1 is improved conveniently and relatively.

Preferably, the clamping block 17 is clamped at the middle positions of the periphery of the outer side wall of the connecting device 2, the middle position of the inner side wall of the clamping block 17 is transversely provided with a groove matched with the connecting device 2, the middle position of the front surface of the clamping block 17 is provided with a threaded through hole, and the practicability of the air pipe body 1 is improved relatively.

Preferably, equal threaded connection has the bolt 18 that agrees with mutually in the screw through-hole that fixture block 17 openly was seted up, and the welding has the butt piece 19 that agrees with mutually on the recess inner wall that the bolt 18 other end was located fixture block 17 inside wall and transversely seted up, and butt piece 19 back and the positive closely laminating butt of connecting device 2 are convenient for have improved the connection structure steadiness and the compactness of tuber pipe body 1 relatively.

Preferably, the square flange 9 and the 10 junction spraying of seal frame have sealant 20, and the material of outer tuber pipe 6 and interior tuber pipe 4 all can be made for various steel, and the material of heat preservation 5 can be made for the glass cotton, and the material of insulating layer 7 can be made for the rock wool, is convenient for relatively effectual whole heat preservation heat-proof quality that has improved tuber pipe body 1.

To sum up, the utility model discloses when using, with sealed frame 10 butt in square flange 9 to screw up flange screw 11 and nut 12, and then drive joint strip 15 and the inseparable butt of flange gasket 14, make flange seal connect between the tuber pipe body 1, again with fixture block 17 joint on connecting device 2, thereby screw up bolt 18, and then it is fixed with the inseparable butt of connecting device 2 to drive butt piece 19, further improved the overall tightness, improved tuber pipe body 1's practicality relatively.

The above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same, and although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it is to be understood that modifications may be made to the above-described arrangements in the embodiments or equivalents may be substituted for some of the features of the embodiments without departing from the spirit or scope of the present invention.

Claims

1. The utility model provides a various steel tuber pipe of whole thermal-insulated type that keeps warm, includes tuber pipe body (1), connecting device (2) and ventilation chamber (3), its characterized in that: the air pipe comprises an air pipe body (1), wherein the inner cavity of the air pipe body (1) is hollow, a ventilation cavity (3) is arranged in the inner cavity of the air pipe body (1), an inner air pipe (4) which is matched with the ventilation cavity (3) is wrapped on the outer ring of the ventilation cavity (3) in the inner cavity of the air pipe body (1), a heat insulation layer (5) which is matched with the ventilation cavity is sleeved on the outer ring of the inner air pipe (4), an outer air pipe (6) which is matched with the heat insulation layer (7) is sleeved on the outer ring of the heat insulation layer (5), a plurality of reinforcing ribs (8) which are matched with each other are longitudinally sleeved on the outer side wall of the air pipe body (1) in an equal distance mode on the outer ring of the heat insulation layer (7), a connecting device (2) which is clamped on the back connection part of the air pipe body (1) is connected with a connecting device (2) which is matched with each other, and the connecting device (2) is composed of a square flange plate (9), a sealing frame (10), a flange screw (11) and a nut (12), and the welding of tuber pipe body (1) front has square flange dish (9) that agree with mutually, the welding of tuber pipe body (1) back has sealed frame (10) that agree with mutually, and square flange dish (9) front equidistance all around has seted up a plurality of flange through-hole (13), the screw thread through-hole that a plurality of and flange through-hole (13) agree with mutually is seted up to sealed frame (10) front equidistance all around, and bonds on square flange dish (9) front outer lane have flange gasket (14) that agree with mutually, it has joint strip (15) that agree with mutually to bond in sealed frame (10) front inner circle.

2. The integral heat-insulating color steel air pipe according to claim 1, characterized in that: the sealing frame is characterized in that threaded through holes formed in the front face of the sealing frame (10) are all in threaded connection with matched flange screws (11), the other ends of the flange screws (11) are in meshed flange connection with flange through holes (13) formed in the front face of the square flange plate (9), and nuts (12) which are in threaded connection with each other are located on the back face of the square flange plate (9) at the rear ends of the flange screws (11).

3. The integral heat-insulating color steel air pipe according to claim 1, characterized in that: the square flange plate (9) is openly provided with a groove matched with the sealing frame (10), the middle positions of the periphery of the outer side wall of the connecting device (2) are vertically clamped with clamping devices (16) matched with each other, and each clamping device (16) is composed of a clamping block (17), a bolt (18) and a butt joint block (19).

4. The integral heat-insulating color steel air pipe according to claim 1, characterized in that: the clamping block (17) is clamped in the middle of the periphery of the outer side wall of the connecting device (2), a groove matched with the connecting device (2) is transversely formed in the middle of the inner side wall of the clamping block (17), and a threaded through hole is formed in the middle of the front face of the clamping block (17).

5. The integral heat-insulating color steel air pipe according to claim 4, characterized in that: the screw thread through hole that fixture block (17) openly was seted up all threaded connection have bolt (18) that agree with mutually, and the welding has the butt piece (19) that agree with mutually on the recess inner wall that the bolt (18) other end was located fixture block (17) inside wall transversely seted up, the butt piece (19) back closely laminates the butt with connecting device (2) openly.

6. The integral heat-insulating color steel air pipe according to claim 1, characterized in that: the sealing structure is characterized in that sealing paste (20) is sprayed at the joint of the square flange plate (9) and the sealing frame (10), the outer air pipe (6) and the inner air pipe (4) are made of color steel, the heat insulation layer (5) is made of glass wool, and the heat insulation layer (7) is made of rock wool.