CN213539598U - Z-shaped support mounting device for preventing bearing part from cracking in finished product flue - Google Patents
Z-shaped support mounting device for preventing bearing part from cracking in finished product flue Download PDFInfo
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- CN213539598U CN213539598U CN202021002552.3U CN202021002552U CN213539598U CN 213539598 U CN213539598 U CN 213539598U CN 202021002552 U CN202021002552 U CN 202021002552U CN 213539598 U CN213539598 U CN 213539598U
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Abstract
The utility model discloses a Z type support installation device that finished product flue prevented bearing position fracture belongs to the building field, including lower floor's flue and upper flue, lower floor's flue and upper flue are fixed through setting up Z type bearing board, Z type bearing board is fixed on the floor. And polymer mortar is arranged on the outer side of the Z-shaped bearing plate, and the Z-shaped bearing plate is respectively fixedly arranged with the lower layer flue and the upper layer flue through the polymer mortar. The Z-shaped bearing plate can bear the weight of the standard section of the upper finished flue, compared with the existing bearing component, the bearing connecting parts can be uniformly connected, the cracking condition caused by uneven mortar is reduced, and the installation is convenient and the application and popularization are convenient; the upper and lower layer finished product flue standard section is connected at the sectional middle part of floor, through the fine aggregate concrete of secondary pouring, can further guarantee the leakproofness of connecting the position, greatly reduced fracture seepage's risk.
Description
Technical Field
The utility model relates to a building field especially relates to finished product flue prevents Z type bearing installation device of bearing position fracture.
Background
The existing finished flue form and the supporting connection structure are from national standard atlas residential exhaust duct 16J 916. The installation process basically follows the principle that the dead weight of the finished flue at the section is borne by the bearing component, the flue ports are in butt joint connection, polymer mortar is adopted for bonding joints, and finally, the reserved hole of the floor slab is blocked by secondary casting of fine aggregate concrete joints by a formwork. The finished product flue is produced by factory standardization, the length of the standard segment is the same as the floor height, the interface form is usually consistent with the section of each segment of flue, the finished product flue is made into a tongue-and-groove form under special conditions, and the flue is formed at one time and leaves the factory when being produced. The bearing component is generally of two types of angle steel and reinforcing steel, and the bearing component penetrates through the cross section of the flue during installation, and two ends of the bearing component are fixed on the floor slab and the wall body at the opposite side of the floor slab respectively.
The flue design of toilets and kitchens of multi-story and high-rise civil houses newly built in China commonly adopts a finished product discharge flue system, although the production and installation construction technology of the finished product flue is relatively mature, the common quality problems of flue smoke leakage, smoke cross, leakage and the like still exist during use due to installation errors during construction and the shrinkage deformation characteristic of a concrete material.
The finished product flue is usually produced in a factory according to the type of a national standard drawing set, a flue opening is reserved in a floor slab, the size of each edge is generally larger than the size of the outer section of the flue by about 5cm, a supporting member is fixed at the position of the surface of the floor slab during installation, then the bottom of the standard section of the finished product flue is seated on the supporting member, the joints of the upper and lower sections of the finished product flue of the supporting member are all formed by machining the standard section of the finished product flue at one time, the joints are sealed by bonding polymer mortar, and after the installation is finished, the reserved part of the floor slab is sealed by pouring fine aggregate.
The prior art has the following disadvantages:
(1) although the supporting member bears the weight of the finished product flue of the layer, the supporting member still deforms, bonding mortar of a butt joint seam of the upper flue and the lower flue cracks, gas is easy to leak from the cracking position during use, and the quality problem of smoke leakage is caused.
(2) The bottom of the standard section of the finished flue is arranged on the supporting member, and because of installation errors, bonding mortar at the connecting part is uneven, and shrinkage and cracking are easy to occur at the later stage of use, so that smoke leakage is generated.
(3) The secondary plugging of the reserved hole of the floor slab has the quality hidden trouble of leakage in the later use at the cold joint of the old concrete and the new concrete.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a Z type support installation device that finished product flue prevented bearing position fracture solves the technical problem who mentions in the background art.
Finished product flue prevents Z type support installation device of bearing position fracture, including lower floor's flue and upper flue, lower floor's flue and upper flue are fixed through setting up Z type bearing board, Z type bearing board is fixed on the floor.
Furthermore, polymer mortar is arranged on the outer side of the Z-shaped bearing plate, and the Z-shaped bearing plate is respectively fixedly arranged with the lower layer flue and the upper layer flue through the polymer mortar.
Furthermore, the lower layer flue and the upper layer flue are fixedly connected by polymer mortar at the joint of the wall.
Furthermore, the Z-shaped bearing plate comprises a bottom flat plate, a vertical plate and a top flat plate, one end of the bottom flat plate is connected with the bottom of the vertical plate, and one end of the top flat plate is connected with the top of the vertical plate.
Further, the bottom flat plate is arranged between the lower layer flue and the upper layer flue, and the vertical plate is parallel to the upper layer flue. The top flat plate is arranged on the upper surface of the floor slab, fixing holes are formed in the top flat plate, and self-tapping cement nails are arranged on the top flat plate and penetrate through the fixing holes to be fixed on the floor slab.
Furthermore, a fine aggregate concrete blocking layer is arranged on the vertical surfaces of the Z-shaped bearing plate and the floor slab, and the height of the fine aggregate concrete blocking layer is the same as the thickness of the floor slab.
The device comprises a shaped Z-shaped bearing plate for bearing a finished flue, a cement self-tapping screw, a finished flue standard section for installation, polymer dry-mixed mortar for joint plugging and fine aggregate concrete for plugging a floor hole.
The utility model adopts the above technical scheme, the utility model discloses following technological effect has:
the utility model can bear the weight of the standard section of the upper finished flue through the Z-shaped bearing plate, compared with the existing bearing component, the bearing connecting parts can be uniformly connected, thereby reducing the cracking condition caused by uneven mortar, and the installation is convenient and the application and popularization are convenient; the standard sections of the finished flue on the upper layer and the lower layer are connected to the middle part of the section of the floor slab, and the sealing performance of the connecting part can be further ensured by pouring fine aggregate concrete for the second time, so that the risk of cracking and leakage is greatly reduced; the bearing plate is fixed by self-tapping cement nails, so that the subsequent construction of waterproof, surface layer and other processes is facilitated for the floor, and the leakage risk of the floor surface is reduced; z type bearing board, compare with current bearing member installation, upper and lower floor finished product flue seam crossing bonding mortar is more even, be difficult to the fracture, Z type bearing board need not cut the recess processing with finished product flue bottom, and it is more firm with upper strata finished product flue bonding, the operation is simple, adopt Z type bearing board, place upper and lower floor finished product flue junction in the centre of concrete floor, at the process of secondary pouring pea gravel concrete shutoff floor reservation entrance to a cave, the seal that the finished product flue is connected has been strengthened, greatly reduced the risk of leaking cigarette.
Drawings
Fig. 1 is a vertical cross-sectional view of the present invention.
Fig. 2 is a transverse cross-sectional view of the present invention.
Fig. 3 is a sectional view of the precast concrete joint of the present invention.
Reference numbers in the figures: 1-Z-shaped bearing plates; 1.1-bottom plate; 1.2-vertical plates; 1.3-top plate; 1.4-fixed holes; 2-lower layer flue; 3-upper layer flue; 4-polymer mortar; 5-fine stone concrete blocking layer; 6-self-tapping cement nail; 7-a floor slab; 8-wall body.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and by referring to preferred embodiments. It should be understood, however, that the numerous specific details set forth in the specification are merely set forth to provide a thorough understanding of one or more aspects of the present invention, which may be practiced without these specific details.
As shown in fig. 1-3, according to the utility model discloses a Z type support installation device that finished product flue prevented bearing position fracture, including lower floor's flue 2 and upper flue 3, lower floor's flue 2 and upper flue 3 are fixed through setting up Z type bearing board 1, Z type bearing board 1 is fixed on floor 7. And polymer mortar 4 is arranged on the outer side of the Z-shaped bearing plate 1, and the Z-shaped bearing plate 1 is respectively fixedly arranged with the lower layer flue 2 and the upper layer flue 3 through the polymer mortar 4. And the polymer mortar 4 is arranged at the joint of the wall 8 of the lower layer flue 2 and the upper layer flue 3 and is fixedly connected with the wall. Compared with the installation condition of the existing bearing component, the Z-shaped bearing plate 1 has the advantages that the bonding mortar at the joint of the upper and lower finished product flues is more uniform and is not easy to crack. The Z-shaped bearing plate 1 does not need to cut grooves at the bottom of the finished product flue, and is more firmly bonded with the upper layer of the finished product flue, and the operation is simple. The Z-shaped bearing plate 1 is adopted, the connecting position of the finished flue on the upper layer and the lower layer is placed in the middle of the concrete floor slab, and the reserved hole of the floor slab is plugged by secondary pouring fine aggregate concrete, so that the connection tightness of the finished flue is enhanced, and the risk of smoke leakage is greatly reduced.
As shown in fig. 3, the Z-shaped supporting plate 1 comprises a bottom flat plate 1.1, a vertical plate 1.2 and a top flat plate 1.3, wherein one end of the bottom flat plate 1.1 is connected with the bottom of the vertical plate 1.2, and one end of the top flat plate 1.3 is connected with the top of the vertical plate 1.2. The bottom flat plate 1.1 is arranged between the lower layer flue 2 and the upper layer flue 3, and the vertical plate 1.2 is parallel to the upper layer flue 3. And set up in the outside of upper flue 3, top flat board 1.3 sets up on floor 7 upper surface, is provided with fixed orifices 1.4 on the flat board 1.3 of top, passes fixed orifices 1.4 and fixes on floor 7 through setting up self tapping cement nail 6. And the vertical surfaces of the Z-shaped bearing plate 1 and the floor slab 7 are provided with a fine aggregate concrete blocking layer 5, and the height of the fine aggregate concrete blocking layer 5 is the same as the thickness of the floor slab 7.
During installation, the size of the reserved hole of the floor flue is reserved by amplifying 25mm on each side of the outer section size of the finished flue.
And (5) qualitatively processing and manufacturing the Z-shaped bearing plate. A Q235B steel plate with the thickness of 4mm is adopted, and a factory sizing standardization method is adopted, and a steel plate strip with a Z-shaped section is formed by bending through a precision machine tool. The total height of the Z shape is 54mm, the upper limb and the lower limb of the Z shape are unequal in length, the upper limb is 60mm, and the lower limb is 40 mm.
After the Z-shaped steel plate strip is transported to a construction site, the steel plate strip is cut into a bearing plate with the width of 60-80 mm by a cutting machine according to the cross section of a finished product flue section, and two holes with the diameter of 4-5 mm are drilled in the middle of the bearing plate at the positions 10-15 mm away from the tips of the long limbs and the short limbs and are used for fixing the cement self-tapping nails.
When the first-layer flue is installed, the height of the upper opening of the finished product flue is controlled to be 50mm lower than the plate surface of the upper-layer floor.
Two edges of the finished product flue port are selected as fixed edges, two Z-shaped bearing plates are arranged in each edge, and the distance between the centers of the bearing plates and two end points is 60-80 mm. And uniformly and fully coating polymer dry-mixed mortar with the thickness of 5mm at the bottom of the short limb of the Z-shaped bearing plate, placing the polymer dry-mixed mortar at the upper opening of the lower layer flue, reserving the distance of 4-5 mm between the inner side of the web plate of the Z-shaped bearing plate and the outer wall of the flue, enabling the long limb of the Z-shaped bearing plate to be attached to the surface of the floor slab, and fixing the Z-shaped bearing plate on the surface of the floor slab by using a special nail gun through a cement self-tapping nail.
And uniformly coating polymer dry-mixed mortar with the thickness of 5mm on the bottom section of the upper-layer finished flue, uniformly coating polymer dry-mixed mortar with the thickness of 5mm on the side wall corresponding to the web plate of the Z-shaped bearing plate, and aligning the upper-layer finished flue with the lower-layer flue to perform in-place installation.
The reserved part of the floor flue opening is sealed by a conventional formwork sealing method, and fine aggregate concrete is poured to fill and close the reserved part of the floor and the part of the Z-shaped bearing insertion plate between the edges of the floor.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. Finished product flue prevents Z type support installation device of bearing position fracture, including lower floor's flue (2) and upper flue (3), its characterized in that: the lower-layer flue (2) and the upper-layer flue (3) are fixed by arranging a Z-shaped bearing plate (1), and the Z-shaped bearing plate (1) is fixed on a floor (7).
2. The finished flue Z-shaped support mounting device for preventing cracking of a bearing part as claimed in claim 1, wherein: the outer side of the Z-shaped bearing plate (1) is provided with polymer mortar (4), and the Z-shaped bearing plate (1) is respectively fixedly arranged with the lower layer flue (2) and the upper layer flue (3) through the polymer mortar (4).
3. The finished flue Z-shaped support mounting device for preventing cracking of a bearing part as claimed in claim 2, wherein: and the lower layer flue (2) and the upper layer flue (3) are fixedly connected with polymer mortar (4) at the joint of the wall body (8).
4. The finished flue Z-shaped support mounting device for preventing cracking of a bearing part as claimed in claim 1, wherein: z type bearing board (1) includes bottom flat board (1.1), vertical board (1.2) and top flat board (1.3), the one end of bottom flat board (1.1) is connected with the bottom of vertical board (1.2), the one end of top flat board (1.3) is connected with the top of vertical board (1.2).
5. The Z-shaped support mounting device for preventing the bearing part from cracking for the finished flue according to claim 4, wherein: bottom flat board (1.1) sets up between lower floor's flue (2) and upper flue (3), vertical board (1.2) are parallel with upper flue (3) to set up the outside in upper flue (3), top flat board (1.3) set up on floor (7) upper surface, are provided with fixed orifices (1.4) on the flat board (1.3) of top, pass fixed orifices (1.4) through setting up self tapping cement nail (6) and fix on floor (7).
6. The Z-shaped support mounting device for preventing the bearing part from cracking for the finished flue according to claim 5, wherein: and a fine aggregate concrete blocking layer (5) is arranged on the vertical surfaces of the Z-shaped bearing plate (1) and the floor slab (7), and the height of the fine aggregate concrete blocking layer (5) is the same as the thickness of the floor slab (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021002552.3U CN213539598U (en) | 2020-06-04 | 2020-06-04 | Z-shaped support mounting device for preventing bearing part from cracking in finished product flue |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021002552.3U CN213539598U (en) | 2020-06-04 | 2020-06-04 | Z-shaped support mounting device for preventing bearing part from cracking in finished product flue |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213539598U true CN213539598U (en) | 2021-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021002552.3U Expired - Fee Related CN213539598U (en) | 2020-06-04 | 2020-06-04 | Z-shaped support mounting device for preventing bearing part from cracking in finished product flue |
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| Country | Link |
|---|---|
| CN (1) | CN213539598U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114809527A (en) * | 2022-05-30 | 2022-07-29 | 中冶建工集团有限公司 | Exhaust duct with bearing assembly and construction method thereof |
-
2020
- 2020-06-04 CN CN202021002552.3U patent/CN213539598U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114809527A (en) * | 2022-05-30 | 2022-07-29 | 中冶建工集团有限公司 | Exhaust duct with bearing assembly and construction method thereof |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210625 |
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| CF01 | Termination of patent right due to non-payment of annual fee |