CN217106157U - Hole reservation device for building construction - Google Patents
Hole reservation device for building construction Download PDFInfo
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- CN217106157U CN217106157U CN202220603480.0U CN202220603480U CN217106157U CN 217106157 U CN217106157 U CN 217106157U CN 202220603480 U CN202220603480 U CN 202220603480U CN 217106157 U CN217106157 U CN 217106157U
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- arc
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Abstract
The utility model provides a device is reserved in hole for construction, its characterized in that, this device is reserved in hole includes well core rod, radial flexible member, arc and the flexible connecting piece of arc, and this well core rod is the central support part of whole device, at the peripheral circumference equipartition a plurality of radial flexible members of well core rod, is equipped with the arc at the tip of this radial flexible member, through the flexible connecting piece interconnect of arc between two adjacent arcs, and the closed loop connects into complete ring shape outer wall. The utility model relates to a hole reservation device can match the size of hole through adjusting radial telescopic link and arc, accords with the construction and predetermines the size to realize relapseing recycle, avoid the extravagant practicality of material high, moreover because the external diameter size is adjustable, also can be in the concrete setting back, the drawing of patterns of being convenient for of shrink size.
Description
Technical Field
The utility model relates to a building construction equipment especially relates to the auxiliary device who is used for preformed hole or hole in the construction.
[ background of the invention ]
Often can meet the condition that needs reserved hole in the in-process of construction, the laying and the fitment of the later stage pipeline of being convenient for, it is before concrete placement to reserve the hole mostly, places a drum the same with the hole diameter in the preformed hole position, when concrete placement, can form the preformed hole automatically.
The construction conditions of the existing preformed hole are simple and crude, the demand for the circular pipe barrel is large, and due to the fact that the preformed hole needs to be pre-buried and subjected to concrete pouring, the circular pipe barrel is required to be thick and hard, and the problem that the circular pipe barrel is damaged or deformed due to compression after pouring is avoided, so that the size requirement of the required hole is not met, and the standard cannot be met. In addition, the diameter of the preformed hole is different, the diameter of the cylinder is fixed and cannot be changed, the practicability of the cylinder is low, multiple groups of cylinders with different diameters need to be prepared, the number of the cylinders is large, later-stage recovery and classification are not convenient, the labor capacity of workers is increased, and in the using process, the cylinders are poured and molded, and concrete is tightly attached to the cylinders, so that demolding is difficult.
[ summary of the invention ]
The utility model discloses a device of reserving hole in construction has been proposed to above problem, and the device hole diameter can be adjusted, can be convenient for retrieve through the outer pull rod drawing of patterns, can constantly recycle and avoid the waste of material, saves resource reduce cost.
The utility model relates to a device is reserved in hole for construction, including well core rod, radial flexible member, arc and arc telescopic connection spare, this well core rod is the central support part of whole device, at a plurality of radial flexible members of well core rod peripheral circumference equipartition, is equipped with the arc at the tip of this radial flexible member, through arc telescopic connection spare interconnect between two adjacent arcs, and the closed-loop connection becomes complete ring shape outer wall.
The radial telescopic rod piece comprises an outer tube, an inner rod and an adjusting knob, the inner rod is in sliding fit in the outer tube, an arc plate is installed at the end part of the inner rod, the outer tube is connected with the adjusting knob in a threaded mode, and the adjusting knob is used for adjusting the telescopic distance of the inner rod relative to the outer tube and is locked and fixed.
The end part of the inner rod is provided with an arc-shaped connecting plate, the curvature of the arc-shaped connecting plate is matched with the arc-shaped plate, and two ends of the arc-shaped connecting plate are assembled on the arc-shaped plate through rotating shafts.
The arc-shaped telescopic connecting piece comprises a flexible connecting plate, a connecting sleeve and a fastening knob, wherein the connecting sleeve is fixedly arranged at the end part of the arc-shaped plate, the flexible connecting plate is sleeved in the connecting sleeve in a sliding manner, and the fastening knob can enable the flexible connecting plate to move along the connecting sleeve and be positioned at one position on the connecting sleeve.
The two ends of the flexible connection plate are respectively provided with a limiting part, and the limiting parts limit the two ends of the flexible connection plate to be incapable of passing through the connecting sleeves.
An inner pull rod is arranged on the inner rod, an outer pull rod is arranged on the outer tube, and the inner pull rod is matched with the outer pull rod.
The utility model relates to a hole reservation device can match the size of hole through adjusting radial telescopic link and arc, accords with the construction and predetermines the size to realize relapseing recycle, avoid the extravagant practicality of material high, moreover because the external diameter size is adjustable, also can be in the concrete setting back, the drawing of patterns of being convenient for of shrink size.
[ description of the drawings ]
Fig. 1 is an overall structure of a hole reserving device for building construction according to the present invention;
fig. 2 is a partial enlarged view a of fig. 1 of the present invention;
fig. 3 is a side view of a hole reserving device for building construction according to the present invention;
wherein: 1. a center pole; 2. a radially telescoping rod member; 21. an outer tube; 22. an inner rod; 24. an arc-shaped connecting plate; 25. a rotating shaft; 23. adjusting a knob; 3. an arc-shaped plate; 4. an arc-shaped telescopic connecting piece; 41. connecting sleeves; 42. flexible connector tiles; 43. and (5) fastening a knob.
[ detailed description ] embodiments
The invention will be described in detail below with reference to the drawings, wherein examples of the embodiments are shown in the drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Please refer to fig. 1: the hole reservation device for building construction comprises a central rod 1, a radial telescopic rod piece 2, an arc-shaped plate 3 and an arc-shaped telescopic connecting piece 4, wherein the central rod 1 is a central supporting part of the whole device, and not only supports the whole device, but also is an operable part convenient for demoulding.
A plurality of radial telescopic rod pieces 2 are uniformly distributed on the periphery of a central rod 1, arc-shaped plates 3 are arranged at the end parts of the radial telescopic rod pieces 2, two adjacent arc-shaped plates 3 are mutually connected through arc-shaped telescopic connecting pieces 4, and the two adjacent arc-shaped plates are connected into a complete circular outer wall in a closed-loop mode.
Need constitute a complete cartridge type structure through arc 3 and arc telescopic connection 4, and because this structure is adjustable and flexible, so need inside support piece, keep device stable and compressive strength, constructed well core rod and radial flexible, along with the aperture increase diameter will corresponding increase.
This radial flexible rod piece 2 includes outer tube 21, interior pole 22 and adjust knob 23, sliding fit has interior pole 22 in the outer tube 21, arc 3 is installed to interior pole 22 tip, threaded connection has adjust knob 23 on the outer tube 21, adjust knob 23 adjusts interior pole 22 and fixes for outer tube 21 flexible distance and locking. The radial telescopic rod 2 is a telescopic long and short component, and comprises an inner rod 22 arranged in an outer tube 21 in a sliding mode, the inner rod 22 slides along the outer tube 21 in a telescopic mode, and when the suitable distance is reached, the relative position of the inner rod 22 and the outer tube is temporarily fixed through locking by an adjusting knob 23.
The end of the inner rod 22 is provided with an arc connecting plate 24, the curvature of the arc connecting plate 24 is matched with the arc plate 3, and two ends of the arc connecting plate 24 are assembled on the arc plate 3 through rotating shafts 25. The arcuate web 24 is for ease of adaptation and angular adjustment during adjustment.
The arcuate telescoping connection 4 comprises flexible joint plates 42, a connecting sleeve 41 and a tightening knob 43, wherein the connecting sleeve 41 is fixedly arranged at the end of the arcuate plate 3, and the flexible joint plates 42 are slidably fitted within the connecting sleeve 41, and the tightening knob 43 allows the flexible joint plates 42 to be moved along the connecting sleeve 41 and positioned at a point on the connecting sleeve 41.
Limiting members 44 are provided at both ends of the flexible joint plates 42, respectively, and the limiting members 44 limit the ends of the flexible joint plates from passing through the connection sleeves.
In fact, the flexible joint plate 42 is the middle part of the arc plate 3 for joining and supplementing the arc plate, when the aperture of the circular hole is to be enlarged, the flexible joint plate is stretched, so that more parts are thrown into the part forming the circumference of the cylinder, and the limit parts 44 at the two ends of the flexible joint plate 42 limit the maximum range capable of being expanded.
An inner pull rod 51 is arranged on the inner rod 22, an outer pull rod 52 is arranged on the outer tube 21, and the inner pull rod 51 is matched with the outer pull rod 52. When the device needs to be disassembled, the adjusting knob is firstly unscrewed, the inner rod 22 and the outer tube 21 have relative sliding freedom, then the outer pull rod 52 is pulled to enable the outer pull rod 52 to be close to the inner pull rod 51, the aperture of the circular ring is reduced, the outer pull rod can easily fall off from the solidified concrete, and the separation of the concrete and the arc-shaped plate is realized.
The utility model relates to a hole reservation device can match the size of hole through adjusting radial telescopic link and arc, accords with the construction and predetermines the size to realize relapseing recycle, avoid the extravagant practicality of material high, moreover because the external diameter size is adjustable, also can be in the concrete setting back, the drawing of patterns of being convenient for of shrink size.
The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make modifications or changes equivalent to the above disclosed technical content without departing from the technical scope of the present invention.
Claims (6)
1. The utility model provides a device is reserved in hole for construction, its characterized in that, this device is reserved in hole includes well core rod, radial flexible member, arc and the flexible connecting piece of arc, and this well core rod is the central support part of whole device, at the peripheral circumference equipartition a plurality of radial flexible members of well core rod, is equipped with the arc at the tip of this radial flexible member, through the flexible connecting piece interconnect of arc between two adjacent arcs, and the closed loop connects into complete ring shape outer wall.
2. The hole reserving device for building construction as claimed in claim 1, wherein the radially telescopic rod comprises an outer tube, an inner rod and an adjusting knob, the inner rod is slidably fitted in the outer tube, an arc-shaped plate is mounted at the end of the inner rod, the adjusting knob is connected to the outer tube in a threaded manner, and the adjusting knob adjusts the telescopic distance of the inner rod relative to the outer tube and locks and fixes the inner rod.
3. The hole reserving device for building construction as claimed in claim 2, wherein the inner rod is provided at its end with an arc connecting plate, the curvature of the arc connecting plate is adapted to the arc plate, and the two ends of the arc connecting plate are assembled to the arc plate through the rotating shaft.
4. A hole reservation device for building construction according to claim 3, characterized in that the curved telescopic connection comprises flexible adapter plates, a connection sleeve and a tightening knob, wherein the connection sleeve is fixedly arranged at the end of the curved plate and the flexible adapter plates are slidably arranged in the connection sleeve, said tightening knob enabling the flexible adapter plates to be moved along the connection sleeve and positioned at one point on the connection sleeve.
5. The hole reserving device for building construction according to claim 4, wherein a limiting member is provided at each end of the flexible connection plate to limit the ends of the flexible connection plate from passing through the connection sleeve.
6. The hole reserving device for building construction as claimed in claim 3, wherein an inner rod is provided with an inner pull rod, and the outer tube is provided with an outer pull rod, and the inner pull rod is matched with the outer pull rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220603480.0U CN217106157U (en) | 2022-03-20 | 2022-03-20 | Hole reservation device for building construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220603480.0U CN217106157U (en) | 2022-03-20 | 2022-03-20 | Hole reservation device for building construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217106157U true CN217106157U (en) | 2022-08-02 |
Family
ID=82602538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220603480.0U Active CN217106157U (en) | 2022-03-20 | 2022-03-20 | Hole reservation device for building construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217106157U (en) |
-
2022
- 2022-03-20 CN CN202220603480.0U patent/CN217106157U/en active Active
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