CN216379620U

CN216379620U - Chiseling-free device for concrete cup foundation

Info

Publication number: CN216379620U
Application number: CN202122543181.0U
Authority: CN
Inventors: 苏建波
Original assignee: Maanshan Iron & Steel Construction Group Co ltd
Current assignee: Maanshan Iron & Steel Construction Group Co ltd
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-04-26
Anticipated expiration: 2031-10-20

Abstract

The utility model discloses a chiseling-free device for a concrete cup foundation, and belongs to the field of prefabricated concrete structure foundations. The cup-shaped mortar filling machine comprises a wood template arranged in the cup wall, a mortar stop belt is laid on the wall surface of the wood template opposite to the cup wall, the outer wall surface of the mortar stop belt is a sawtooth-shaped rough surface, the extending heights of the wood template and the mortar stop belt exceed the wall surface height of the cup wall, a fixed top frame with an opening in the inside is further arranged at the top of the wood template, the top ends of the wood template and the mortar stop belt are fixed in the opening of the fixed top frame, and one side of the wood template and one side of the mortar stop belt are tightly propped through a fastening bolt; the bottom of the fixed top frame is higher than the top of the cup opening wall. The utility model overcomes the current situation that the concrete cup foundation in the prior art is small in space and difficult to chisel artificially, and provides the chiseling-free device for the concrete cup foundation, so that the process of chiseling artificially after the construction of the cup foundation is avoided, the manpower is saved, and the construction efficiency is improved.

Description

Chiseling-free device for concrete cup foundation

Technical Field

The utility model relates to the technical field of prefabricated concrete structure foundations, in particular to a chiseling-free device for a concrete cup foundation.

Background

Concrete placement's rim of a cup basis is in the work progress, for strengthening being connected with the post, generally need to bore a makeout with the rim of a cup, the space between post and the rim of a cup is closely knit with the fine aggregate concrete that is higher one-level than basic concrete strength grade, the rim of a cup chisel makeout needs the manual work to get into the rim of a cup and carries out the work of chikeing, the rim of a cup space is comparatively narrow, and the chisel hair in-process concrete still is exothermic usually, the operation is slow, inefficiency, meet less darker rim of a cup, be difficult to more the construction, bring a great deal of inconvenience for actual production.

Through retrieval, the chiseling-free technology for concrete pouring in the prior patent has been disclosed for a long time, for example, the application with the application number of 2013200511027 discloses a pore-forming chiseling device for a concrete cup foundation, a screw rod is welded in the middle of the bottom surface of a conical head, a gasket is sleeved on the screw rod, a nut is screwed on the screw rod, when the device is used, a hole is drilled in a wood template, each pore-forming chiseling device is correspondingly and fixedly installed in each drilled hole respectively, and the wood template is installed to pour the concrete foundation, so that each conical hole is reserved and all the conical holes are provided with chiseling surfaces. Application No. 2014101026155 discloses prefabricated hollow slab beam side form that exempts from chisel hair to handle, including steel side form, be located the inboard steel strip of steel side form and arrange the region, weld the multiunit steel strip that the region was arranged to the steel strip, the side form can form the preformed groove at hollow slab side surface to the concrete surface need not artifical chisel hair when hollow slab beam connects and handles.

Application number 2016210691759 discloses a tunnel concrete construction joint exempts from chisel hair template, including bottom plate and convex pin, its key technology is that the convex pin welding is on the bottom plate, and the convex pin is four pyramids or triangular pyramid, and the last mouthful of bottom plate or end opening are equipped with recess or tenon each other for concave-convex structure. The application with the application number of 2016201438323 discloses a chiseling-free template, which is a solid closed structure formed by a first end face, a second end face, a first side face and a second side face, wherein the first side face and the second side face are connected with the first end face and the second end face; the second side surface is a rough surface formed by the arrayed pyramids, and a plurality of protrusions are arranged on the surface of the rough surface. Application No. 2018106645450 discloses prefabricated hollow slab roof beam exempts from chisel hair construction mould, including the die block board, end forms and the side form board of constituteing upper end open-ended rectangle cell body, the side form board includes planking and a plurality of interior welt of connection inboard in the planking of dismantling, the internal surface of interior welt be provided with a plurality of parallel and with hollow slab roof beam surface contact's bead, the planking medial surface is provided with the recess, carries out the matte and handles in the prefabricated stage of slab roof beam, forms evenly distributed's recess matte. Application No. 2021104058957 discloses a chiseling-free form, comprising: a main body portion for forming a gouging-free form; the bulge part is used for providing a scabbling-free function; the bulge is arranged on the surface of the main body part.

In summary, a great deal of chiseling-free technologies in the concrete pouring construction process are disclosed at present, the chiseling-free technologies are respectively suitable for different construction environments, and a chiseling-free construction mode for a cup-mouth foundation with a narrow operation space still has a development space.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

The utility model aims to overcome the current situation that the concrete cup foundation in the prior art is small in space and difficult to scabble manually, and provides a scabbling-free device for the concrete cup foundation, so that the manual scabbling process after the construction of the cup foundation is avoided, the manpower is saved, and the construction efficiency is improved.

2. Technical scheme

In order to achieve the purpose, the technical scheme provided by the utility model is as follows:

the utility model relates to a chiseling-free device for a concrete cup foundation, which comprises a wooden template arranged in a cup wall, wherein a grout stop belt is paved on the wall surface of the wooden template opposite to the cup wall, the outer wall surface of the grout stop belt is a sawtooth-shaped rough surface, the extending heights of the wooden template and the grout stop belt exceed the wall surface height of the cup wall, a fixed top frame with an opening in the inside is also arranged at the top of the wooden template, the top ends of the wooden template and the grout stop belt are fixed in the opening of the fixed top frame, and one side of the wooden template and the grout stop belt are tightly propped through a fastening bolt; the bottom of the fixed top frame is higher than the top of the cup opening wall.

Furthermore, the fixed top frame is a U-shaped frame with an opening in the middle, a fastening bolt is arranged on one side wall of the U-shaped frame to tightly press the internal wood template, a gasket is arranged on the other corresponding side wall, the gasket is in contact with the pulp stopping belt, and the outer wall surface of the gasket is a rough surface correspondingly clamped with the teeth of the pulp stopping belt saw.

Further, the grout tape is adhesively attached to the wood formwork.

Furthermore, the grout stopping belt is laid on the wooden template, the bottom of the grout stopping belt is fixed on the wooden template through fastening nails, and the top of the grout stopping belt is tightly propped against the wooden template through fastening bolts, so that the grout stopping belt is tightly clung to the inner wall of the fixed top frame.

Furthermore, the pulp stopping belt is made of PVC material, and the sawtooth-shaped rough surface of the pulp stopping belt is in the throat direction.

Furthermore, the thickness of the rough-surface sawteeth of the pulp stopping belt is not more than 5 mm.

Furthermore, an iron wire is wound between the pulp stopping belt and the wood template for fastening.

3. Advantageous effects

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

(1) according to the scabbling-free device, the construction is carried out in a mode that the wood template is matched with the grout stopping belt, the grout stopping belt is attached to the inner side of the cup opening wall, the serrated rough surface of the grout stopping belt is utilized, so that the scabbling surface is naturally formed on the cup opening after concrete is poured, solidified and formed, the construction process is optimized, the manual scabbling process is omitted, the labor, the material resources and the financial resources are saved, the construction efficiency is improved, the cup opening with the scabbling surface can be obtained by directly removing the template, and the construction period is effectively shortened.

(2) The chiseling-free device enables the chiseling surface to be automatically formed by utilizing the zigzag distribution on the grout stopping belt, and is beneficial to improving the evenness and the depth of tooth marks of the chiseling surface, strengthening the connection among structures and improving the construction quality compared with manual chiseling.

(3) The chiseling-free device is provided with the fixed top frame for limiting and fixing the tops of the wood formwork and the grout stopping belt, the fixed top frame is internally provided with the fastening bolt and the gasket respectively, the fixed top frame is used as a limiting device by utilizing the fastening force of the fastening bolt, the stability of the wood formwork and the grout stopping belt structure is kept, the gasket is arranged, the sawtooth-shaped rough surface on the grout stopping belt can be prevented from being extruded on the inner wall of the fixed top frame to cause damage or deformation, the grout stopping belt is enabled to be in close contact with the fixed top frame, and the connection is strengthened.

Drawings

FIG. 1 is a schematic structural diagram of a concrete cup foundation according to the present invention,

wherein (a) is a schematic top view structure, and (b) is a schematic cross-sectional structure of 1-1 in the figure (a);

FIG. 2 is a schematic structural view of the chiseling-free device of the present invention;

fig. 3 is a schematic structural view of the chiseling-free device of the present invention.

The reference numerals in the schematic drawings illustrate:

100. a cup rim base; 101. a cup wall; 102. a gap between the cup mouths; 103. chiseling a rough surface;

200. a wood template; 201. a grout stopping belt; 202. fastening nails; 203. fixing the top frame; 204. a gasket; 205. and fastening the bolt.

Detailed Description

For a further understanding of the utility model, reference should be made to the following detailed description taken in conjunction with the accompanying drawings.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to 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 "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The present invention will be further described with reference to the following examples.

Example 1

As shown in fig. 1, which is a schematic structural diagram of a concrete cup foundation in this embodiment, the cup foundation 100 is a rectangular cup, a middle rectangular cup gap 102 is defined by cup walls 101 extending upward, an inner wall surface of the cup wall 101 is a roughening surface 103 to be roughened, in the casting construction of many enterprises at present, a manual roughening mode is still adopted, and the concrete cup needs to enter the cup gap 102 manually, and when the cup gap 102 is smaller and narrower, the operation is very inconvenient. The present embodiment is designed optimally for this problem.

As shown in fig. 2 and fig. 3, the chiseling-free device for a concrete cup foundation of the embodiment includes a wooden template 200 disposed inside a cup wall 101, a grout stop belt 201 is laid on a wall surface of the wooden template 200 opposite to the cup wall 101, an outer wall surface of the grout stop belt 201 is a sawtooth-shaped rough surface, extending heights of the wooden template 200 and the grout stop belt 201 exceed a height of the wall surface of the cup wall 101, a fixed top frame 203 having an opening inside is further disposed at a top of the wooden template 200, top ends of the wooden template 200 and the grout stop belt 201 are fixed in the opening of the fixed top frame 203, and one side of the wooden template 200 and one side of the grout stop belt are tightly pressed by a fastening bolt 205; the bottom of the fixed top shelf 203 is at a height above the top of the rim wall 101.

In this embodiment practical application, attach wooden template 200 on rim of a cup wall 101 inner wall for only, thick liquid area 201's matte surface pastes with the chisel matte surface 103 that needs the chisel hair, then begin to carry out the construction of pouring of rim of a cup basis 100, pour the completion back, take out wooden template 200 and only thick liquid area 201, then pour and form chisel matte surface 103 naturally on the rim of a cup wall 101 of completion, need not to carry out artifical chisel hair again, effectively saved the activity duration, the operation degree of difficulty has been reduced, realized exempting from artifical chisel hair processing.

As shown in fig. 3, further, the fixed top frame 203 is a U-shaped frame with an opening in the middle, the side wall of one side of the U-shaped frame is provided with a fastening bolt 205 to tightly press the inner wooden form 200, the other side wall of the corresponding side wall is provided with a gasket 204, the gasket 204 is in contact with the grout stop belt 201, and the outer wall surface of the gasket 204 is a rough surface correspondingly engaged with the saw teeth of the grout stop belt 201, accordingly, the gasket 204 can be fixed on the inner wall of the fixed top frame 203 by using the grout stop belt, and the corresponding saw teeth of the grout stop belts on the two sides are just engaged correspondingly, so as to realize the stable position fixing of the grout stop belt 201 by matching with the fastening bolt 205, and the fixed top frame 203 is used as a limiting device to be fixed on the upper side of the wooden form 200 by using the fastening force of the fastening bolt 205, so as to keep the structure of the wooden form 200+ the grout stop belt 201 stable, and the buckle is located on the position of the cup wall 101, the fixing is convenient, and simultaneously, the molding of the concrete in the construction is not influenced. The arrangement of the gasket 204 can protect the sawtooth rough surface on the pulp stopping belt 201 from being damaged or deformed by extrusion on the inner wall of the fixed top frame 203, and the pulp stopping belt 201 is in closer contact with the fixed top frame 203 to strengthen connection. During installation, the fastening bolt 205 is screwed down, and the fastening bolt 205 can be disassembled by unscrewing, so that the installation is convenient and fast, and the construction is convenient.

In this embodiment, the grout stopping belt 201 can be connected to the wood formwork 200 in an adhesive manner, such as double faced adhesive tape, glue, and the like, and especially for the foundation engineering with the same cup opening, the grout stopping belt 201 and the wood formwork 200 can be directly fixed by using the double faced adhesive tape to form an integral cup opening rough surface formwork, and the integral cup opening rough surface formwork can be detachably installed and reused after pouring; the grout stopping belt 201 can also be laid on the wooden template 200, the bottom of the grout stopping belt is fixed on the wooden template 200 through the fastening nail 202, and the top of the grout stopping belt is tightly propped against the wooden template 200 through the fastening bolt 205, so that the grout stopping belt 201 is tightly attached to the inner wall of the fixed top frame 203, and the tight connection is realized; similarly, iron wires can be wound between the grout stopping belt 201 and the wood formwork 200 for fastening.

Stop thick liquid area 201 in this embodiment adopts the PVC material, has acid and alkali-resistance and high temperature's characteristic, repeatedly usable, easy washing, and sawtooth pattern should be chooseed for use to the antiskid line, and the zigzag hair side tooth larynx of stopping thick liquid area 201 upwards to promote the resistance to plucking ability of rim of a cup basis. The thickness of the rough surface sawteeth of the grout stopping belt 201 is not more than 5mm so as to ensure the thickness of a subsequent reinforcing steel bar protective layer; the width of the grout stopping belt 201 can be directly used according to the specification of 400m, 800mm and the like according to the size of a cup opening, and can also be used by combining various width specifications.

This embodiment adopts plank sheathing 200 to be under construction with only thick liquid area 201 matched with mode, makes concrete placement solidify the shaping back rim of a cup just form chisel hair surface 103, and simple structure can use repeatedly, has saved manpower, material resources, and more even and orderly than traditional artifical chisel hair surface, and the tooth trace is clear, more is favorable to ground interconnect between the structure, has guaranteed construction quality when raising the efficiency. During actual construction, four groups of wood templates 200 and grout stopping belts 201 are correspondingly arranged on the peripheral side surfaces of the inner wall of the rectangular cup mouth respectively, so that each wall surface can directly form a roughened surface 103 correspondingly, the middle gaps among the four groups of wood templates 200 are shielded and sealed by other wood templates, namely, the top opening of the cup mouth structure is sealed, then pouring is carried out, pouring concrete is prevented from entering the middle, and if the right side of the wood template 200 transversely extends, the template part for sealing the cup mouth in the actual construction process is just shown.

The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the utility model, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the utility model.

Claims

1. The utility model provides a chiseling device is exempted from to concrete cup mouth basis which characterized in that: the cup mouth wall structure is characterized by comprising a wood template (200) arranged inside a cup mouth wall (101), a grout stop belt (201) is paved on the wall surface of the wood template (200) opposite to the cup mouth wall (101), the outer wall surface of the grout stop belt (201) is a sawtooth-shaped rough surface, the extending heights of the wood template (200) and the grout stop belt (201) exceed the wall surface height of the cup mouth wall (101), a fixed top frame (203) with an opening inside is further arranged at the top of the wood template (200), the top ends of the wood template (200) and the grout stop belt (201) are fixed in the opening of the fixed top frame (203), and one side of the wood template is tightly propped through a fastening bolt (205); the bottom of the fixed top shelf (203) is at a height above the top of the cup wall (101).

2. The chiseling-free device for the concrete cup foundation according to claim 1, wherein: the fixed top frame (203) is a U-shaped frame with an opening in the middle, a wood formwork (200) in the U-shaped frame is tightly pressed by arranging a fastening bolt (205) on one side wall of the U-shaped frame, a gasket (204) is arranged on the other corresponding side wall of the U-shaped frame, the gasket (204) is in contact with the grout stopping belt (201), and the outer wall surface of the gasket (204) is a rough surface which is correspondingly clamped with sawteeth of the grout stopping belt (201).

3. The chiseling-free device for the concrete cup foundation according to claim 1, wherein: the grout stop belt (201) is connected to the wood formwork (200) in an adhesive mode.

4. The chiseling-free device for the concrete cup foundation according to claim 1, wherein: the grout stopping belt (201) is paved on the wooden template (200), the bottom of the grout stopping belt is fixed on the wooden template (200) through fastening nails (202), and the top of the grout stopping belt is tightly propped against the wooden template (200) through fastening bolts (205), so that the grout stopping belt (201) is tightly attached to the inner wall of the fixed top frame (203).

5. The chiseling-free device for the concrete cup foundation according to any one of claims 1 to 4, wherein: the pulp stopping belt (201) is made of PVC material, and the saw-tooth hair surface of the pulp stopping belt (201) is tooth throat-up.

6. The chiseling-free device for the concrete cup foundation according to any one of claims 1 to 4, wherein: the thickness of the saw teeth on the rough surface of the pulp stopping belt (201) is not more than 5 mm.

7. The chiseling-free device for the concrete cup foundation according to claim 3 or 4, wherein: iron wires are wound between the pulp stopping belt (201) and the wood template (200) for fastening.