CN115095133A - Arc-shaped cone-shaped embedded part capable of being taken out and assembly thereof - Google Patents
Arc-shaped cone-shaped embedded part capable of being taken out and assembly thereof Download PDFInfo
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- CN115095133A CN115095133A CN202210797595.2A CN202210797595A CN115095133A CN 115095133 A CN115095133 A CN 115095133A CN 202210797595 A CN202210797595 A CN 202210797595A CN 115095133 A CN115095133 A CN 115095133A
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- elbow
- bent pipe
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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
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Abstract
The invention discloses a removable arc-shaped cone-shaped embedded part and a component thereof, wherein the embedded part is a hollow or solid elbow with a taper, one end of the two ends of the elbow has a larger cross section area relative to the other end, and the cross section of the elbow gradually changes along the length direction of a pipe body; the center points of all the sections are connected to form an arc center line, and the center lines are in the same plane; at least one end of the elbow with larger cross-sectional area is provided with a threaded hole. The temporary attaching device is suitable for temporary attachment of equipment, facilities or construction measures and a main body structure in building construction, is reasonable in stress, safe and reliable, can be taken out for turnover use, and avoids waste caused by the fact that a large number of embedded parts cannot be taken out.
Description
Technical Field
The invention relates to the field of building construction, in particular to a removable embedded part used for an attachment part of equipment, facilities or construction measures and a main body structure in building construction.
Background
Some temporary structures or equipment, facilities and measures need to be arranged in building construction to assist in construction operation, such as a cantilever frame, a formwork platform, a tower crane and the like, the temporary structures or equipment, facilities and measures are attached to a main body structure, a large number of steel embedded parts embedded in concrete are generally needed to carry out positioning, installation and temporary fixation of connecting pieces, thousands of embedded parts are needed in a single conventional project, and the embedded parts are fixed in the solidified concrete and cannot be taken out, so that great waste is caused, and the requirements of low-carbon green development of the current building industry are not met.
Furthermore, current embedment designs tend to be at both extremes. To the built-in fitting that has great atress demand, its structure often is comparatively complicated, produces great influence to processes such as embedded region reinforcement, concrete placement, has slowed down the efficiency of construction. For embedded parts with small stress requirements, such as scenes of a cantilever frame and the like, the embedded parts are simple in design and insufficient in safety redundancy, so that great safety risks are brought.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the arc-shaped conical embedded part and the assembly thereof are suitable for temporary attachment of building construction equipment, facilities or measures, simple in structure, reasonable in stress, economical and reliable, and capable of being taken out for turnover use.
In order to solve the technical problem, the invention adopts the following technical scheme:
a removable arc-shaped cone-shaped embedded part is characterized in that the embedded part is a tapered hollow bent pipe or a solid bent pipe, one of two ends of the bent pipe has a larger cross-sectional area relative to the other end, the cross section of the bent pipe gradually changes along the length direction of the pipe body, the center points of the cross sections are connected to form an arc-shaped center line, and the center lines are in the same plane; at least one end of the elbow with larger cross-sectional area is provided with a threaded hole.
In the above technical solution, the cross section is circular, square or polygonal.
Among the above-mentioned technical scheme, set up the internal thread hole along the direction perpendicular with the return bend terminal surface, the screw hole is used for with the outside bolted connection spare fixed connection who inserts in the screw hole. Among the above-mentioned technical scheme, all set up the screw hole at the both ends of return bend.
In the above technical solution, the threaded hole is used for being fixedly connected with an external bolt connecting piece inserted into the threaded hole. As is known, the external bolted connection may be a bolt, or other connection having a bolt basic structure.
In the technical scheme, the bending angle of a circular arc center line formed by connecting the section center points of the bent pipes is 30-180 degrees, and the radius of the center line is larger than the sum of the thickness of the pre-embedded concrete steel bar protective layer and the diameter of the protected steel bar.
Among the above-mentioned technical scheme, when a plurality of return bends used simultaneously, each return bend horizontal or vertical parallel interval sets up or the space is crisscross to be set up.
Among the above-mentioned technical scheme, when a plurality of return bends used simultaneously, a plurality of return bends bending radius equals or is unequal setting.
A removable arcuate cone embedment member assembly, comprising:
the embedded part is a tapered hollow bent pipe or a solid bent pipe, one end of the two ends of the bent pipe has a larger section area relative to the other end, the section of the bent pipe gradually changes along the length direction of the pipe body, the center points of the sections are connected to form an arc-shaped center line, and the center lines are in the same plane; at least one end of the elbow with larger cross-sectional area is provided with a threaded hole;
and the external bolt connecting piece is used for extending into the threaded hole and is fixed with the bent pipe into a whole through a threaded structure. In the technical scheme, the bending angle of a circular arc center line formed by connecting the section center points of the bent pipes is 30-180 degrees, and the radius of the center line is larger than the sum of the thickness of the pre-embedded concrete steel bar protective layer and the diameter of the protected steel bar.
Among the above-mentioned technical scheme, still include the gasket, set up between the screw hole tip of return bend and outside bolted connection spare.
In the technical scheme, the bent pipe fixing device further comprises a template for pouring, holes are formed in the template, and the size of each hole is equal to the outer diameter of the threaded hole in the end portion of the bent pipe, so that an external bolt connecting piece is screwed into the threaded hole to achieve positioning of the bent pipe and firm fixing of the bent pipe and the template.
The working principle of the invention is as follows:
before concrete is poured, holes are formed in the template, the size of each hole is equal to the size of a large-end threaded hole and a small-end threaded hole of the elbow, and the positioning of the elbow embedded part and the firm fixation of the elbow embedded part and the template are achieved by screwing bolts into threaded holes in two end heads of the elbow. After the concrete is poured and solidified, the bolts are screwed off, and then the effective pre-embedding of the bent pipe embedded part in the concrete is completed. After the concrete is poured and solidified, the embedded part and a reinforced concrete structure in the embedded area form a cooperative stress system, and the embedded part can be fastened and connected with an external connecting piece through threaded holes at two ends of an embedded part bent pipe to bear the load transmitted by equipment facilities or temporary measures involved in building construction. After the embedded part is used, the small-head bolt of the bent pipe is screwed off, the bent pipe embedded in the concrete part is taken out in a rotating mode at the large-head position of the bent pipe by taking the center of the center line of the bent pipe as a base point, and the embedded part can be taken out and recycled.
Therefore, the bend embedded part gradually deforms into a cone pipe along the length direction of the pipe body through the section of the bend, the central line formed by connecting the section center points of the bend is arc-shaped, the radius of the central line is larger than the sum of the thickness of the embedded concrete reinforcement protective layer and the diameter of the protected reinforcement in the same plane, threaded holes are formed in or embedded in two ends of the bend, the two ends of the bend can be connected with bolts with different diameters, and the embedded part, the reinforcement in the embedded area, the concrete and bolt connecting pieces at the ends of the bend form a cooperative stress system.
In addition, the invention adopts the bent pipe with taper change, one end is large, and the other end is small to form a wedge-shaped effect, thereby increasing a cooperative stress system after final fixation; meanwhile, the large head and the small head with the changed taper are closely related to the invention point which can be taken out, so that the whole bent pipe can be conveniently and smoothly taken out from the large head without obstacles after the concrete is poured, the range of the taper is not limited, the processing technology difficulty and the cost are reduced, and the method is also suitable for popularization.
The temporary structure is suitable for the attachment part of equipment, facilities or temporary measures and a main body structure in building construction, the embedded parts are simple and exquisite in design and reasonable in cooperative stress, can be taken out for turnover use, avoids waste caused by the fact that a large number of unremovable embedded parts are used at the connection part in building construction, improves the safety of temporary attachment of the temporary structure or the equipment and facilities, and is economical and reliable.
Drawings
The invention will be further described with reference to the accompanying drawings and examples, in which:
fig. 1 is a schematic structural view of a main body of a bent pipe embedded part in embodiment 1 of the invention.
Fig. 2 is a schematic view of a main body structure of a bent pipe embedded part according to embodiment 1 of the present invention in a use state.
Fig. 3 is an elevation view of a 180 ° elbow embedment in use employed in embodiment 2 of the present invention.
Fig. 4 is a top view of fig. 3.
Fig. 5 is a side view of fig. 3.
Fig. 6 is an elevation view of a single 90 elbow embedment in use as employed in embodiment 3 of the present invention.
Fig. 7 is a top view of fig. 6.
Fig. 8 is a side view of fig. 6.
Fig. 9 is an elevation view of a plurality of 90 deg. elbow embedments utilized in embodiment 4 of the present invention in use.
Fig. 10 is a top view of fig. 9.
Fig. 11 is a structural diagram of a plurality of 180 ° elbow pipe embedded parts arranged in a lateral direction in use in example 5 of the present invention.
Fig. 12 is a structural diagram of a plurality of 180 ° elbow pipe embedded parts arranged in the longitudinal direction in use in embodiment 6 of the present invention.
Fig. 13 is a block diagram (elevation) of the use of multiple 180 ° elbow embedments of different arc radii for use in example 7 of the present invention.
Fig. 14 is a side view of fig. 13.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1:
FIG. 1 is a schematic structural view of a main body of a bent pipe embedded part according to the most typical embodiment of the invention. The bending device comprises a bent pipe 1 and threaded holes 110 at two ends of the bent pipe 1, wherein the bent pipe 1 is of a tapered tubular structure, the section of the bent pipe 1 gradually changes along the length direction, the section can be circular, square or any other shape, the central line formed by connecting the central points of the sections is arc-shaped, the central lines are in the same plane, the bending angle of a bent pipe embedded part is 30-180 degrees, and a 180-degree bent pipe is shown in figure 1; the elbow 1 is used for being embedded in concrete; the threaded holes 110 are embedded in two ends of the elbow, and the two ends of the elbow can be connected with bolts 4 (the auxiliary gaskets 5 are used for fixing) with the same or different diameters, so that the embedded part elbow 1 and the bolts 4 form a cooperative stress system. When bolts 4 with different diameters are connected, the diameters of the large head 111 and the small head 112 of the elbow 1 are different.
The invention is suitable for the connecting part of the temporary structure in building construction, has reasonable stress, can take out the embedded parts and reduces the waste caused by using a large number of the embedded parts which can not be taken out at the connecting part in building construction.
As shown in fig. 2, the use state diagram of the main body of the elbow embedded part is used for positioning the steel pipe 2 and combining with the formwork 6 to assist in casting concrete.
Before concrete is poured, holes are formed in the template 6, the size of each hole is equal to the size of a bolt hole with a large end and a bolt hole with a small end of the elbow, and the positioning of the embedded part and the firm fixation of the embedded part and the template 6 are achieved by screwing bolts into threaded holes 110 in two ends of the elbow. After the concrete is poured and solidified, the bolts 4 are screwed off, and the effective pre-embedding of the embedded part in the concrete is completed.
After pouring is finished, after the embedded part is used, the small-head bolt 4 of the bent pipe is screwed off, the bent pipe embedded in the concrete part is taken out in a rotating mode at the large-head position of the bent pipe by taking the center of the center line of the bent pipe as a base point, and the embedded part can be taken out and recycled.
Example 2:
referring to fig. 3-5, in an embodiment 2 of the 180 ° elbow embedded part and the assembly thereof adopted by the invention, the central line of the elbow 1 is arranged in a horizontal state for fixing a vertically arranged template 6, and the elbow 1 is pre-embedded in concrete 7. The bent pipe 1 and the steel pipe 2 in the horizontal and vertical directions do not interfere with each other. Unlike embodiment 1, the bending angle of the bent pipe 1 in this example is limited to 180 °. The threaded holes 110 are embedded in two ends of the elbow, the diameters of the large end 111 and the small end 112 of the elbow 1 are different, and the two ends of the elbow are connected with bolts 4 with different diameters, so that the embedded part elbow 1 and the bolts 4 form a cooperative stress system.
After pouring is finished, after the embedded part is used, the small-head bolt 4 of the bent pipe is screwed off, the bent pipe embedded in the concrete part is taken out in a rotating mode at the large-head position of the bent pipe by taking the center of the center line of the bent pipe as a base point, and the embedded part can be taken out and recycled.
Example 3:
referring to fig. 6-8, for example 3 of a single 90 ° elbow embedment and its assembly for use in the present invention, the centerline of the elbow 1 is positioned in a vertical plane for securing a vertically disposed form 6, said elbow 1 being intended to be pre-embedded in concrete 7. The bent pipe 1 and the steel pipe 2 in the horizontal and vertical directions do not interfere with each other. Unlike embodiment 1, the bent pipe 1 in this example is defined to have a bending angle of 90 °. The threaded holes 110 are embedded in two ends of the elbow, the diameters of the large end 111 and the small end 112 of the elbow 1 are different, and the large end 111 of the elbow is connected with the bolt 4, so that the embedded part elbow 1 and the bolt 4 form a cooperative stress system. The elbow stub 112 is suspended.
After pouring is finished, after the embedded part is used, the bent pipe embedded in the concrete part can be taken out in a rotating mode by screwing off the small-head bolt 4 of the bent pipe and taking the center of the center line of the bent pipe as a base point at the large-head position of the bent pipe, and therefore the embedded part can be taken out and recycled.
Example 4:
referring to fig. 9-10, there is shown an embodiment 4 of a plurality of 90 elbow embedments and their assemblies for use in the present invention, the embodiment 4 being the same as 8 in side view.
Set up a plurality of return bends 1 along the horizontal direction in straight line even interval, return bend 1 central line sets up the template 6 that is used for fixed vertical setting in vertical plane, and a plurality of return bends 1 are used for pre-buring in concrete 7. The bent pipe 1 and the steel pipe 2 in the horizontal and vertical directions do not interfere with each other. Unlike embodiment 1, the bent pipe 1 in this example is defined to have a bending angle of 90 °. The threaded holes 110 are embedded in two ends of the elbow, the diameters of the large end 111 and the small end 112 of the elbow 1 are different, and the large end 111 of the elbow is connected with the bolt 4, so that the embedded part elbow 1 and the bolt 4 form a cooperative stress system. The elbow stub 112 is suspended.
After pouring is finished, after the embedded part is used, the bent pipe embedded in the concrete part can be taken out in a rotating mode by screwing off the small-head bolt 4 of the bent pipe and taking the center of the center line of the bent pipe as a base point at the large-head position of the bent pipe, and therefore the embedded part can be taken out and recycled.
Example 5:
referring to fig. 11, there is shown an example 5 of the lateral arrangement of a plurality of 180 elbow embedments and their components for use in the present invention.
Set up return bend 1 along horizontal direction, a plurality of return bends 1 set up along vertical direction evenly spaced. The central line of each elbow 1 is arranged in the horizontal plane where the elbow is located so as to be used for fixing a vertically arranged template 6, and the elbows 1 are pre-buried in concrete 7. The bent pipe 1 and the steel pipe 2 in the horizontal and vertical directions do not interfere with each other. Unlike embodiment 1, the bent pipe 1 in this example is limited to a bending angle of 180 °. The threaded holes 110 are embedded in two ends of the elbow, the diameters of the large end 111 and the small end 112 of the elbow 1 are different, and the large end 111 and the small end 112 of the elbow are connected with the bolt 4, so that the embedded part elbow 1 and the bolt 4 form a cooperative stress system. After pouring is finished, after the embedded part is used, the small-head bolt 4 of the bent pipe is screwed off, the bent pipe embedded in the concrete part is taken out in a rotating mode at the large-head position of the bent pipe by taking the center of the center line of the bent pipe as a base point, and the embedded part can be taken out and recycled.
Example 6:
referring to fig. 12, there is shown an example 5 of the longitudinal arrangement of a plurality of 180 elbow embedments and their components for use in the present invention.
The bent pipes 1 are vertically arranged along the longitudinal direction, and the bent pipes 1 are evenly arranged at intervals along the horizontal direction. The central line of each elbow 1 is arranged in the horizontal plane where the elbow is located so as to be used for fixing a vertically arranged template 6, and the elbows 1 are pre-buried in concrete 7. The bent pipe 1 and the steel pipe 2 in the horizontal and vertical directions do not interfere with each other. Unlike embodiment 1, the bent pipe 1 in this example is limited to a bending angle of 180 °. The threaded holes 110 are embedded in two ends of the elbow, the diameters of the large end 111 and the small end 112 of the same elbow 1 are different, and the large end 111 and the small end 112 of each elbow are connected with the bolt 4, so that the embedded part elbow 1 and the bolt 4 form a cooperative stress system. After pouring is finished, after the embedded part is used, the small-head bolt 4 of the bent pipe is screwed off, the bent pipe embedded in the concrete part is taken out in a rotating mode at the large-head position of the bent pipe by taking the center of the center line of the bent pipe as a base point, and the embedded part can be taken out and recycled.
Example 7:
referring to fig. 13-14, there is an embodiment 5 of a plurality of 180 elbow embedments and their assemblies of different arc radii for use with the present invention.
The plurality of bent pipes 1 are arranged in a staggered and non-contact mode. The central line of each elbow 1 is arranged in the horizontal plane where the elbow is located so as to be used for fixing a vertically arranged template 6, and the elbows 1 are pre-buried in concrete 7. The bent pipe 1 and the steel pipe 2 in the horizontal and vertical directions do not interfere with each other. Different from the embodiment 1, the bending angle of the elbow 1 in this embodiment is limited to 180 °, and the two mutually staggered elbows 1 have different radian radii, referring to fig. 14, the threaded holes 110 are embedded at two ends of each elbow, the diameters of the large end 111 and the small end 112 of the same elbow 1 are different, and the diameters of different elbows can be different or the same; the large head 111 and the small head 112 of each bent pipe are connected with the bolt 4, so that the bent pipe 1 of the embedded part and the bolt 4 form a cooperative stress system. After pouring is finished, after the embedded part is used, the bent pipe embedded in the concrete part can be taken out in a rotating mode by screwing off the small-head bolt 4 of the bent pipe and taking the center of the center line of the bent pipe as a base point at the large-head position of the bent pipe, and therefore the embedded part can be taken out and recycled.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.
Claims (10)
1. A removable arc-shaped cone-shaped embedded part is characterized in that the embedded part is a hollow or solid bent pipe with a taper, one end of two ends of the bent pipe has a larger cross-sectional area relative to the other end, the cross section of the bent pipe gradually changes along the length direction of the pipe body, the center points of all the cross sections are connected to form an arc-shaped center line, and the center lines are in the same plane; at least one end of the elbow with larger cross-sectional area is provided with a threaded hole.
2. The removable arcuate pyramid-like embedment of claim 1, wherein the cross-section is circular, square, or polygonal.
3. The removable arcuate pyramid insert of claim 1, wherein an internally threaded bore is provided in a direction perpendicular to the end surface of the elbow, the threaded bore adapted to fixedly engage an external bolt connector inserted into the threaded bore.
4. The removable arcuate pyramid insert of claim 1, wherein threaded holes are provided at both ends of the elbow.
5. The removable arc-shaped cone-shaped embedded part according to claim 1, wherein the bending angle of an arc-shaped center line formed by connecting the section center points of the bent pipes is 30-180 degrees, and the radius of the center line is larger than the sum of the thickness of the embedded concrete reinforcement protection layer and the diameter of the protected reinforcement.
6. The removable arcuate pyramid embedment of claim 1, wherein when a plurality of bent tubes are used simultaneously, the bent tubes are spaced apart horizontally or vertically in parallel or staggered in space.
7. The removable arcuate cone insert of claim 1, wherein the bend radii of the bends are equal or unequal when the bends are in simultaneous use.
8. A removable arcuate cone embedment member assembly, comprising:
the embedded part is a tapered hollow bent pipe or a solid bent pipe, one end of the two ends of the bent pipe has a larger section area relative to the other end, the section of the bent pipe gradually changes along the length direction of the pipe body, the center points of the sections are connected to form an arc-shaped center line, and the center lines are in the same plane; at least one end of the elbow with larger cross-sectional area is provided with a threaded hole;
and the external bolt connecting piece is used for extending into the threaded hole and is fixed with the bent pipe into a whole through a threaded structure.
9. The removable arc-shaped cone-shaped embedded part assembly according to claim 8, wherein the bending angle of the arc-shaped center line formed by connecting the section center points of the bent pipes is between 30 degrees and 180 degrees, and the radius of the center line is larger than the sum of the thickness of the embedded concrete reinforcement protection layer and the diameter of the protected reinforcement.
10. The removable arcuate pyramid insert of claim 8, further comprising a template for casting, wherein the template has openings therein sized to correspond to the outer diameter of the threaded holes at the ends of the elbow for inserting external bolt fasteners into the threaded holes to position the elbow and securely fasten the elbow to the template.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210797595.2A CN115095133A (en) | 2022-07-06 | 2022-07-06 | Arc-shaped cone-shaped embedded part capable of being taken out and assembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210797595.2A CN115095133A (en) | 2022-07-06 | 2022-07-06 | Arc-shaped cone-shaped embedded part capable of being taken out and assembly thereof |
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| Publication Number | Publication Date |
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| CN115095133A true CN115095133A (en) | 2022-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210797595.2A Pending CN115095133A (en) | 2022-07-06 | 2022-07-06 | Arc-shaped cone-shaped embedded part capable of being taken out and assembly thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105888078A (en) * | 2016-05-31 | 2016-08-24 | 中铁第四勘察设计院集团有限公司 | U-shaped building embedded part and construction method of anchoring component of U-shaped building embedded part |
| CN109296086A (en) * | 2018-11-07 | 2019-02-01 | 湖北旺科模板有限公司 | One kind can have enough to meet the need the pre-buried worm screw of concrete taper and its construction method |
| CN109763571A (en) * | 2018-12-29 | 2019-05-17 | 广西建工集团第五建筑工程有限责任公司 | It is a kind of semicircle bolt snap ring assemblies and with its fix overhanging I-steel construction method |
| CN215592440U (en) * | 2021-07-09 | 2022-01-21 | 四川路桥桥梁工程有限责任公司 | Tower crane assembled attaches wall spare |
| CN216446498U (en) * | 2021-08-19 | 2022-05-06 | 北京中铁建建筑科技有限公司 | Novel pre-buried component of aluminum alloy template K board |
-
2022
- 2022-07-06 CN CN202210797595.2A patent/CN115095133A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105888078A (en) * | 2016-05-31 | 2016-08-24 | 中铁第四勘察设计院集团有限公司 | U-shaped building embedded part and construction method of anchoring component of U-shaped building embedded part |
| CN109296086A (en) * | 2018-11-07 | 2019-02-01 | 湖北旺科模板有限公司 | One kind can have enough to meet the need the pre-buried worm screw of concrete taper and its construction method |
| CN109763571A (en) * | 2018-12-29 | 2019-05-17 | 广西建工集团第五建筑工程有限责任公司 | It is a kind of semicircle bolt snap ring assemblies and with its fix overhanging I-steel construction method |
| CN215592440U (en) * | 2021-07-09 | 2022-01-21 | 四川路桥桥梁工程有限责任公司 | Tower crane assembled attaches wall spare |
| CN216446498U (en) * | 2021-08-19 | 2022-05-06 | 北京中铁建建筑科技有限公司 | Novel pre-buried component of aluminum alloy template K board |
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