CN112627496A - External scaffold wall connecting piece and construction method thereof - Google Patents
External scaffold wall connecting piece and construction method thereof Download PDFInfo
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- CN112627496A CN112627496A CN202011454924.0A CN202011454924A CN112627496A CN 112627496 A CN112627496 A CN 112627496A CN 202011454924 A CN202011454924 A CN 202011454924A CN 112627496 A CN112627496 A CN 112627496A
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- external
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/04—Means for fastening, supporting, or bracing scaffolds on or against building constructions
- E04G5/046—Means for fastening, supporting, or bracing scaffolds on or against building constructions for fastening scaffoldings on walls
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Abstract
The invention discloses an external scaffold wall connecting piece and a construction method thereof, wherein the method comprises the following steps: determining the position of a pre-buried anchor in a side mold of a main body structure; putting the pre-buried anchor into a side mold, wherein the end part of one end of the pre-buried anchor is provided with a thread, the thread is sleeved with a conical sheath, a gap is reserved between the inner side of the wider end of the conical sheath and the thread, and the end surface of the wider end of the conical sheath is attached to the inner mold surface of the side mold; pouring concrete into the side mold, and dismantling the side mold after the concrete in the side mold is cured; connecting an external rod piece on the thread of the pre-buried anchor piece by adopting a matched internal thread piece; connecting and fixing the external connecting rod piece with the external scaffold; when the external scaffold needs to be dismantled, the conical sheath and the external rod piece are dismantled from the pre-buried anchor piece, and the concrete surface cavity is filled. The whole set of wall connecting piece is only scrapped by the pre-buried anchor, other components of the wall connecting piece can be disassembled, and the later stage of the conical plastic leather cup on the concrete wall can be plastered without worrying about the later stage rust resistance of the pre-buried anchor of the wall connecting piece.
Description
Technical Field
The invention belongs to the technical field of buildings, and particularly relates to an external scaffold wall connecting piece and a construction method thereof.
Background
The reliable connection of the outer scaffold and the main structure is the key for ensuring that the outer scaffold is not damaged by instability. The wall connecting piece for the fastener type steel pipe scaffold in the construction industry at present comprises the following steps: a steel pipe pre-embedding method, a post-anchoring method and the like. However, these methods have some disadvantages:
the wall connecting piece of the method for embedding the steel pipe has the defects of high cost and troublesome disassembly, and a hole opening reserved behind a masonry body needs to be plugged later, so that the hidden danger of water seepage exists.
The post-anchoring method adopts at least two expansion anchor bolts, the drilling construction is extremely troublesome, and the material and labor costs are high.
Disclosure of Invention
The invention aims at solving the problems in the prior art, namely, the invention provides an external scaffold wall connecting piece with high installation efficiency and good operability and a construction method thereof.
The invention provides a construction method of an external scaffold wall connecting piece, which comprises the following steps:
determining the position of a pre-buried anchor in a side mold of a main body structure;
putting the pre-buried anchor into the side mold, wherein a thread is arranged at one end of the pre-buried anchor, a conical sheath is sleeved outside the thread, a gap is reserved between the inner side of the wider end of the conical sheath and the thread, and the end face of the wider end of the conical sheath is attached to the inner mold surface of the side mold;
pouring concrete into the side mold, and dismantling the side mold after the concrete in the side mold is cured;
connecting an external rod piece on the thread of the pre-buried anchor piece by adopting a matched internal thread piece;
connecting and fixing the external connecting rod piece with an external scaffold;
when the external scaffold needs to be dismantled, the conical sheath and the external rod piece are dismantled from the pre-buried anchor piece, and the concrete surface cavity is filled.
As an embodiment of the construction method of the present invention, the embedded portion of the embedded anchor is at least half the thickness of the main structure.
As the implementation mode of the construction method, a water stop sheet is arranged on the anchoring part of the pre-buried anchor.
As an embodiment of the construction method of the present invention, the pre-buried anchor is a cylindrical solid member, and the water stop sheet is a circular sheet or a square water stop sheet vertically disposed at an end of an anchoring portion of the cylindrical solid member.
As an embodiment of the construction method, the conical sheath is made of plastic or rubber materials.
As an embodiment of the construction method of the present invention, an inner diameter of a narrower end of the tapered sheath is equal to an outer diameter of the embedded anchor bar, a tapered gap is formed between an inner side of the tapered sheath and the thread, and a size of the tapered gap gradually increases from the narrower end to the wider end.
As an embodiment of the construction method of the present invention, the internal thread member is a nut, and the first end of the external connection rod member is provided with a thread matching the nut.
As an embodiment of the construction method of the present invention, after the external connection rod is screwed to the pre-embedded anchor, a steel pipe of the external scaffold is lapped on the external connection rod in the same direction, and then the other end of the steel pipe is connected to the external scaffold through a fastener.
As an implementation mode of the construction method, after the conical sheath and the external connection rod piece are removed, mortar is adopted to fill the concrete surface cavity.
A second aspect of the present invention provides an external scaffolding wall connecting member, comprising:
the embedded anchor is used for anchoring into a main body structure, a thread is arranged at one end of the embedded anchor, a conical sheath is sleeved outside the thread, the inner diameter of the narrower end of the conical sheath is consistent with the outer diameter of the embedded anchor bar, a conical gap is formed between the inner side of the conical sheath and the thread, and the size of the conical gap is gradually increased from the narrower end to the wider end;
and the external rod piece for connecting the external scaffold is connected to the threads of the pre-buried anchor piece through the matched internal thread piece.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
1) only the pre-buried anchor is scrapped in the whole set of wall connecting piece, and other components of the wall connecting piece, such as the conical sheath and the external connecting rod piece, can be disassembled and reused;
2) the pre-buried anchor self-carrying water stop sheet can prevent the leakage of the outer wall;
3) the later stage of the conical sheath on the concrete wall can be processed by plastering, and later stage rust resistance of the pre-buried anchor of the wall connecting piece is not needed to be worried about.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is an overall schematic view of an external scaffolding wall connecting piece according to an embodiment of the invention after installation.
Fig. 2 is a schematic structural view of a pre-embedded anchor according to an embodiment of the present invention.
Fig. 3 is a schematic view of an embodiment of the present invention with the tapered sheath and the external rod removed.
The correspondence of the symbols in the drawings is as follows:
1-water stop sheet, 2-pre-buried anchor, 3-conical sheath, 4-internal thread piece, 5-external connection rod piece, 6-steel pipe, 7-welding part, 8-fastener, 9-scaffold and 10-mortar.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
It should be understood that in the description of the present invention, unless otherwise explicitly specified or limited, such terms as "central," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship illustrated in the accompanying drawings, which are merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "mounted," "connected," and "connected" should be construed broadly and may include, for example, fixed connections, removable connections, or integral connections; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 and 2, an embodiment of the present invention provides an external scaffold wall connecting member and a construction method thereof, first, the external scaffold wall connecting member mainly includes an embedded anchor 2 and an external rod member 5, a thread is provided at an end of the embedded anchor 2, a tapered sheath 3 is sleeved outside the thread, an inner diameter of a narrower end of the tapered sheath 3 is consistent with an outer diameter of an embedded anchor bar, a tapered gap is formed between an inner side of the tapered sheath 3 and the thread, and a size of the tapered gap gradually increases from the narrower end to a wider end, so as to provide a space required for screwing the internal thread member 4 with the thread, that is, an inner diameter of the tapered sheath 3 should be slightly larger than an outer diameter of the internal thread member 4. External member 5 passes through 4 threaded connection of internal screw thread spare on the screw thread of pre-buried anchor 2, wherein, internal screw thread spare 4 can adopt with the screw thread assorted fastening nut of pre-buried anchor 2, the one end tip of external member 5 also is equipped with the external screw thread of matching for with fastening nut threaded connection, the other end of external member 5 is connected in outer scaffold frame 9, during the use, in the concrete of anchoring pre-buried anchor 2 into the main part structure, thereby realize that the connection between major structure and the outer scaffold frame 9 is fixed.
Preferably, the embedded part of the embedded anchor 2 is at least half or more than 150mm of the thickness of the main structure, and the main structure can be a beam, a plate, a column, or the like. The water stop sheet 1 is arranged on the anchoring part of the pre-buried anchor 2, preferably, the pre-buried anchor 2 can adopt a cylindrical solid piece, the water stop sheet 1 is a round sheet or a square water stop sheet which is vertically arranged at the end part of the anchoring part of the cylindrical solid piece, the diameter is about 50mm, and the pre-buried anchor 2 is provided with the water stop sheet 1, so that the leakage of the outer wall can be prevented. The conical sheath 3 is made of plastic or rubber material.
Aiming at the external scaffold wall connecting piece in the embodiment, the invention also provides a construction method of the external scaffold wall connecting piece, and the construction method can comprise the following steps as shown in figures 1-3:
step S1: determining the position of a pre-buried anchor in a side mold of a main body structure;
step S2: placing the pre-buried anchor into a side mold, wherein a thread is arranged at one end part of the pre-buried anchor, a conical sheath is sleeved outside the thread, a conical gap is reserved between the inner side of the wider end of the conical sheath and the thread, the size of the conical gap is gradually increased from the narrower end to the wider end, and the end face of the wider end of the conical sheath is attached to the inner mold surface of the side mold;
step S3: pouring concrete into the side mold in the step S2, and removing the side mold after the concrete in the side mold is cured;
step S4: connecting an external rod piece on the thread of the pre-buried anchor piece by adopting a matched internal thread piece;
step S5: connecting and fixing the external connecting rod piece with the external scaffold 9;
step S6: when the external scaffold needs to be removed, the tapered sheath and the external rod piece are removed from the pre-buried anchor, and the mortar 10 is used for filling and repairing the tapered hole left on the concrete wall surface, as shown in fig. 3. The later stage accessible of toper sheath department is plastered on the concrete wall and is handled, need not worry and link the pre-buried anchor member later stage of wall spare and rust, and what scrapped in the whole set of wall spare is pre-buried anchor member only, links other subassemblies of wall spare, like toper sheath and external member spare, can dismantle back reuse.
Further, after being connected with external member threaded connection on pre-buried anchor, with a steel pipe 6 of direction lap welding in external scaffold frame on external member, the length of welding position 7 should satisfy the overlap joint requirement, this steel pipe 6 can adopt the hollow steel pipe that the diameter is 48, external member can be steel structural member, again with this steel pipe 6 the other end through fastener 8 be connected to external scaffold frame 9, fastener 8 is prior art, is used for connecting each member in the scaffold frame usually, like the dish knot.
The external scaffold wall connecting piece and the construction method thereof have the following beneficial effects:
1) only the pre-buried anchor is scrapped in the whole set of wall connecting piece, and other components of the wall connecting piece can be disassembled;
2) the pre-buried anchor self-carrying water stop sheet can prevent the leakage of the outer wall;
3) the later stage of the conical plastic leather cup position on the concrete wall can be processed by plastering, and later stage rust resistance of the pre-buried anchor of the wall connecting piece is not needed to be worried about.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; the modifications or substitutions do not cause the essence of the corresponding technical solutions to depart from the scope of the technical solutions of the embodiments of the present invention, and are all included in the scope of the present invention.
The techniques, shapes, and configurations not described in detail in the present invention are all known techniques.
Claims (10)
1. A construction method of an external scaffold wall connecting piece is characterized by comprising the following steps:
determining the position of a pre-buried anchor in a side mold of a main body structure;
putting the pre-buried anchor into the side mold, wherein a thread is arranged at one end of the pre-buried anchor, a conical sheath is sleeved outside the thread, a gap is reserved between the inner side of the wider end of the conical sheath and the thread, and the end face of the wider end of the conical sheath is attached to the inner mold surface of the side mold;
pouring concrete into the side mold, and dismantling the side mold after the concrete in the side mold is cured;
connecting an external rod piece on the thread of the pre-buried anchor piece by adopting a matched internal thread piece;
connecting and fixing the external connecting rod piece with an external scaffold;
when the external scaffold needs to be dismantled, the conical sheath and the external rod piece are dismantled from the pre-buried anchor piece, and the concrete surface cavity is filled.
2. The construction method of the external scaffolding wall connecting member as claimed in claim 1, wherein: the embedded part of the embedded anchor is at least half of the thickness of the main structure.
3. The construction method of the external scaffolding wall connecting member as claimed in claim 1, wherein: and a water stop sheet is arranged on the anchoring part of the pre-buried anchor.
4. The construction method of the external scaffolding wall connecting member as claimed in claim 3, wherein: the pre-buried anchor is a cylindrical solid piece, and the water stop sheet is a circular sheet or a square water stop sheet vertically arranged at the end part of the anchoring part of the cylindrical solid piece.
5. The construction method of the external scaffolding wall connecting member as claimed in claim 3, wherein: the conical sheath is made of plastic or rubber materials.
6. The construction method of the external scaffolding wall connecting member as claimed in claim 4, wherein: the inner diameter of the narrower end of the conical sheath is consistent with the outer diameter of the embedded anchor bar, a conical gap is formed between the inner side of the conical sheath and the thread, and the size of the conical gap is gradually increased from the narrower end to the wider end.
7. The construction method of the external scaffolding wall connecting member as claimed in claim 4, wherein: the internal thread piece is a nut, and the first end of the external rod piece is provided with a thread matched with the nut.
8. The construction method of the external scaffolding wall connecting member as claimed in claim 4, wherein: after the external rod piece is connected to the pre-buried anchor piece in a threaded mode, the external rod piece is lapped on a steel pipe of the external scaffold in the same direction, and the other end of the steel pipe is connected to the external scaffold through a fastener.
9. The construction method of the external scaffolding wall connecting member as claimed in claim 1, wherein: and filling the concrete surface cavity with mortar after the conical sheath and the external connection rod piece are removed.
10. An external scaffolding wall connecting piece, comprising:
the embedded anchor is used for anchoring into a main body structure, a thread is arranged at one end of the embedded anchor, a conical sheath is sleeved outside the thread, the inner diameter of the narrower end of the conical sheath is consistent with the outer diameter of the embedded anchor bar, a conical gap is formed between the inner side of the conical sheath and the thread, and the size of the conical gap is gradually increased from the narrower end to the wider end;
and the external rod piece for connecting the external scaffold is connected to the threads of the pre-buried anchor piece through the matched internal thread piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011454924.0A CN112627496A (en) | 2020-12-10 | 2020-12-10 | External scaffold wall connecting piece and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011454924.0A CN112627496A (en) | 2020-12-10 | 2020-12-10 | External scaffold wall connecting piece and construction method thereof |
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| Publication Number | Publication Date |
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| CN112627496A true CN112627496A (en) | 2021-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011454924.0A Pending CN112627496A (en) | 2020-12-10 | 2020-12-10 | External scaffold wall connecting piece and construction method thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107268978A (en) * | 2017-07-31 | 2017-10-20 | 中国冶集团有限公司 | Towering structure constructor's row cat ladder sustaining wall fixing device and construction method |
| CN206707255U (en) * | 2017-04-20 | 2017-12-05 | 青岛一建集团有限公司 | Combined type wall attaching parts for external scaffolding |
| CN108316636A (en) * | 2018-02-01 | 2018-07-24 | 广东金辉华集团有限公司 | A kind of metope scaffold connecting structure |
| CN208966008U (en) * | 2018-09-14 | 2019-06-11 | 南通四建集团有限公司 | A kind of reusable exterior wall steel pipe scaffold wall-connecting piece device |
| CN210947688U (en) * | 2019-09-03 | 2020-07-07 | 练富林 | Novel scaffold frame rigidity is wall spare even |
| CN212053722U (en) * | 2020-03-18 | 2020-12-01 | 四川职业技术学院 | Scaffold for building engineering construction |
-
2020
- 2020-12-10 CN CN202011454924.0A patent/CN112627496A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206707255U (en) * | 2017-04-20 | 2017-12-05 | 青岛一建集团有限公司 | Combined type wall attaching parts for external scaffolding |
| CN107268978A (en) * | 2017-07-31 | 2017-10-20 | 中国冶集团有限公司 | Towering structure constructor's row cat ladder sustaining wall fixing device and construction method |
| CN108316636A (en) * | 2018-02-01 | 2018-07-24 | 广东金辉华集团有限公司 | A kind of metope scaffold connecting structure |
| CN208966008U (en) * | 2018-09-14 | 2019-06-11 | 南通四建集团有限公司 | A kind of reusable exterior wall steel pipe scaffold wall-connecting piece device |
| CN210947688U (en) * | 2019-09-03 | 2020-07-07 | 练富林 | Novel scaffold frame rigidity is wall spare even |
| CN212053722U (en) * | 2020-03-18 | 2020-12-01 | 四川职业技术学院 | Scaffold for building engineering construction |
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Application publication date: 20210409 |
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