CN214169794U - Composite flue component - Google Patents

Abstract

The utility model discloses a compound flue component relates to building flue system technical field, and it includes inner liner, interior concrete layer, supporting layer and the outer concrete layer that sets gradually from interior to exterior, interior concrete layer with outer concrete layer all fills in the supporting layer. The utility model mainly solves the problem that the inner wall of the flue component is easy to corrode; the composite flue component is provided with the inner liner as the inner wall except for the inner concrete layer, the supporting layer and the outer concrete layer, can effectively resist the corrosion of oil smoke, water vapor, rain and snow and air to the inner wall of the composite flue component, and improves the strength and the service life of the composite flue component.

Description

Composite flue component

Technical Field

The utility model relates to a building flue system technical field specifically is a compound flue component.

Background

Middle and high-rise buildings will usually be provided with a flue system to discharge kitchen oil smoke and bathroom flue gas, and the flue system includes the flue, and the flue leads to the roof from the one deck directly to supply the smoke ventilator of each layer kitchen and the air discharge fan of bathroom to be connected to the flue, at the exit at flue top, is provided with the hood. At present, prefabricated flue components are usually carried to a construction site, and then the flue components are installed on a building wall and are sequentially butted end to form a complete flue.

Flue components in the prior art are usually prefabricated by reinforced materials such as a concrete inner sandwiched steel wire mesh and the like, and metal flue components prefabricated by checkered plates are also available.

In the flue, oil smoke, water vapor, rain and snow and flowing air pass through the flue all the year round, acidic or alkaline substances can be mixed in the oil smoke and the rain and snow, and no matter the flue component is made of concrete or made of metal, after the flue component is used for a long time, the inner wall of the flue component is easy to corrode, and in severe cases, the flue component can be damaged, so that the function and the safety of a flue system are affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a compound flue component, its inner wall is difficult for taking place the corruption.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a compound flue component, includes inside liner, interior concrete layer, supporting layer and the outer concrete layer that sets gradually from inside to outside, interior concrete layer with outer concrete layer all fills in the supporting layer.

In the technical scheme, the outer wall of the lining layer forms a longitudinal reinforcing rib which points to the same direction as the extending direction of the lining layer.

In the technical scheme, the outer wall of the inner liner forms a transverse reinforcing rib surrounding the inner liner.

In the technical scheme, one end of the lining layer penetrates out of the inner concrete layer to form a joint end at one end of the composite flue component; the other end of the inner liner layer is received into the inner concrete layer so as to form a joint at one end of the composite flue component; wherein the joint end of one section of the composite flue component can be inserted into the joint opening of the other section of the composite flue component.

In the technical scheme, the joint end is provided with a ring groove surrounding the joint end.

In the technical scheme, the ring groove is internally sleeved with the sealing ring.

In the above technical scheme, the lining layer is a fiber reinforced plastic layer.

In the above technical scheme, the supporting layer is alkali-resistant glass fiber mesh cloth.

In the above technical scheme, the supporting layer is a steel wire mesh.

Compared with the prior art, the beneficial effects of the utility model are that: the composite flue component is provided with the inner liner as the inner wall except for the inner concrete layer, the supporting layer and the outer concrete layer, can effectively resist the corrosion of oil smoke, water vapor, rain and snow and air to the inner wall of the composite flue component, and improves the strength and the service life of the composite flue component.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a transverse cross-sectional view of the present invention.

Fig. 3 is an assembly diagram of a preferred embodiment of the present invention.

Fig. 4 is a longitudinal cross-sectional view of a preferred embodiment of the invention after assembly.

Fig. 5 is a transverse cross-sectional view of another preferred embodiment of the present invention.

Fig. 6 is a longitudinal sectional view of yet another preferred embodiment of the present invention.

The reference signs are: 1. an inner liner layer; 11. longitudinal reinforcing ribs; 12. transverse reinforcing ribs; 13. a ring groove; 2. an inner concrete layer; 3. a support layer; 4. an outer concrete layer; 5. a seal ring; 10. a joint end; 20. a joint port.

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.

Referring to fig. 1 and 2, a composite flue member includes an inner liner layer 1, an inner concrete layer 2, a supporting layer 3, and an outer concrete layer 4, which are sequentially disposed from inside to outside, wherein the inner concrete layer 2 and the outer concrete layer 4 are filled in the supporting layer 3.

Wherein, the inner liner layer 1 is a Fiber Reinforced Plastic (FRP) layer; the fiber reinforced plastic, namely the glass fiber reinforced plastic, has good corrosion resistance to oil smoke, water, air, acid and alkali, and the fiber reinforced plastic layer is used as the inner liner 1, so that the inner wall of the composite flue component can be effectively prevented from being corroded.

In some possible embodiments, the support layer 3 is an alkali-resistant fiberglass mesh; adopt alkali-resisting glass fiber net check cloth as supporting layer 3, when concrete layer 2 and outer concrete layer 4 structure in supporting, can alleviate the weight of this kind of compound flue component, realize the lightweight, easily transportation and installation.

In other possible embodiments, the supporting layer 3 is a steel mesh; adopt the wire net as supporting layer 3, make interior concrete layer 2 and outer concrete layer 4 obtain the support of high strength, make the structure of this kind of compound flue component more firm.

The inner liner 1, the inner concrete layer 2, the supporting layer 3 and the outer concrete layer 4 are all square, so that the overall outline and the internal channel of the composite flue component are both square; the lengths of the inner liner 1, the inner concrete layer 2, the supporting layer 3 and the outer concrete layer 4 are the same, and a complete composite flue component is formed.

Referring to fig. 3 and 4, in some preferred embodiments, one end of the inner liner 1 is threaded out of the inner concrete layer 2 to form a joint end 10 at one end of the composite flue element; the other end of the inner liner layer 1 is received into the inner concrete layer 2 to form a joint port 20 at one end of the composite flue component; the joint end 10 of one section of the composite flue component can be inserted into the joint port 20 of the other section of the composite flue component; the length of the joint end 10 is the same as the depth of the joint opening 20, so that two sections of composite flue components can be just butted without a gap; the joint end 10 and the joint opening 20 are provided to improve the sealing degree of the joint of the two-section composite flue member.

Further, the joint end 10 is provided with a ring groove 13 surrounding itself, i.e. the ring groove 13 is a square groove, which is arranged around the end of the inner liner layer 1 penetrating out of the inner concrete layer 2.

Further, a sealing ring 5 is sleeved in the annular groove 13, and the sealing ring 5 is a rubber sealing ring 5; after the two sections of composite flue components are butted, one side of the sealing ring 5 is tightly propped against the annular groove 13 of one section of composite flue component, and the other side of the sealing ring 5 is tightly propped against the inner wall of the joint opening 20 of the other section of composite flue component, so that the sealing degree of the joint of the two sections of composite flue components is further improved.

Referring to fig. 5, in other preferred embodiments, the outer wall of liner 1 is formed with longitudinal reinforcing ribs 11 oriented in the same direction as the extending direction of liner 1; specifically, the longitudinal reinforcing rib 11 is in an arch shape and is integrally formed with the lining layer 1, and the direction of the longitudinal reinforcing rib 11 is the channel direction of the composite flue component; in this embodiment, three longitudinal reinforcing ribs 11 are provided on each outer wall of the inner liner 1; set up vertical stiffening rib 11 with chucking inner liner 1 and interior concrete layer 2, avoid inner liner 1 and interior concrete layer 2 to take place horizontal dislocation.

Referring to FIG. 6, in yet other preferred embodiments, the outer wall of liner 1 forms a transverse reinforcing rib 12 around liner 1; specifically, the transverse reinforcing rib 12 is in an arch shape and is integrally formed with the lining layer 1, and the transverse reinforcing rib 12 surrounds the outer wall of the lining layer 1 to form a circle; in this embodiment, four transverse reinforcing ribs 12 are arranged on the outer wall of the lining layer 1; set up horizontal stiffening rib 11 with chucking inner liner 1 and interior concrete layer 2, avoid inner liner 1 and interior concrete layer 2 to take place vertically to take place to dislocate.

When the composite flue component is molded, the following steps are carried out:

and S1, laying a laying cloth on the ground, and erecting a flue member cement mould on the laying cloth.

And S2, laying the supporting layer 3 in the cement mould, enabling the supporting layer 3 to cover the bottom surface and two side surfaces of the cement mould, reserving the allowance of the supporting layer 3, and turning out the supporting layer 3 from the cement mould.

And S3, applying the mixed concrete on the bottom surface and the two side surfaces of the supporting layer 3, and filling the concrete into the supporting layer 3.

And S4, before the concrete is solidified, putting the lining layer 1 into a cement mould, and enabling the outer wall of the lining layer 1 to be in contact with the concrete.

The three-sided wall of the composite type flue member can be molded through steps S3 and S4.

S5, after the concrete is solidified, the remaining support layer 3 is covered on the wall of the lining layer 1 which is not in contact with the concrete.

S6, the mixed concrete is applied to the remaining support layer 3 to fill the support layer 3 with the concrete.

The last wall of the composite flue member can be formed through the steps of S5 and S6, and the lining layer 1 can support concrete instead of an upper template of a cement mold, so that the upper template of the cement mold is not used.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The utility model provides a compound flue component which characterized in that, includes inside liner, interior concrete layer, supporting layer and the outer concrete layer that sets gradually from inside to outside, interior concrete layer with outer concrete layer all fills in the supporting layer.

2. A composite flue member according to claim 1, wherein: the outer wall of the lining layer forms a longitudinal reinforcing rib which points to the same direction as the extending direction of the lining layer.

3. A composite flue member according to claim 1 or 2, wherein: the outer wall of the inner liner layer forms a transverse reinforcing rib surrounding the inner liner layer.

4. A composite flue member according to claim 1, wherein: one end of the inner liner penetrates out of the inner concrete layer to form a joint end at one end of the composite type flue component; the other end of the inner liner layer is received into the inner concrete layer so as to form a joint at one end of the composite flue component; wherein the joint end of one section of the composite flue component can be inserted into the joint opening of the other section of the composite flue component.

5. A composite flue member according to claim 4, wherein: the joint end is provided with a ring groove surrounding the joint end.

6. A composite flue member according to claim 5, wherein: and a sealing ring is sleeved in the annular groove.

7. A composite flue member according to claim 1, wherein: the inner liner is a fiber reinforced plastic layer.

8. A composite flue member according to claim 1, wherein: the supporting layer is alkali-resistant glass fiber mesh cloth.

9. A composite flue member according to claim 1, wherein: the supporting layer is made of steel wire meshes.

Images