CN212483095U - Adapt to multiple size's concrete sample forming device - Google Patents
Adapt to multiple size's concrete sample forming device Download PDFInfo
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- CN212483095U CN212483095U CN202021350812.6U CN202021350812U CN212483095U CN 212483095 U CN212483095 U CN 212483095U CN 202021350812 U CN202021350812 U CN 202021350812U CN 212483095 U CN212483095 U CN 212483095U
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Abstract
The utility model discloses a concrete sample forming device suitable for various sizes, which comprises a frame, a concrete stirring device, a sample mold, a vibrating device, a prefabricated crack device and a surface smoothing device, wherein the concrete stirring device is positioned in the middle of the frame; the concrete mixing device is circumferentially provided with a plurality of test piece molds, the concrete mixing device is connected with the test piece molds through a guide pipe, the lower parts of the test piece molds are provided with vibrating devices for compacting concrete in the test piece molds, and the bottoms of the vibrating devices are arranged on the rack; the upper part of the test piece mould is provided with a surface trowelling device for trowelling concrete in the test piece mould; and a prefabricated crack device for prefabricating a required crack in the concrete of the test piece mold is arranged laterally of the test piece mold. The utility model has the advantages of being simple in structure and easy in operation, the equipment form removal is convenient, and mould reuse has saved the resource, has improved the preparation efficiency of concrete sample greatly.
Description
Technical Field
The utility model relates to a adapt to multiple size's concrete sample forming device.
Background
In civil engineering, concrete is one of the most important civil engineering materials, has the characteristics of rich raw materials, low price, simple production process and the like, and also has the characteristics of high compressive strength, good durability, wide strength grade range and the like, and the characteristics ensure that the application range of the concrete material is very wide, so the concrete member performance test research is an important research content in the field of civil engineering. In addition, in the research of various working properties of underground rock materials, due to the limitation of mining, site and transportation, similar model materials are often adopted to replace the research, and concrete materials are often used as similar model materials.
In some physical and mechanical property test researches on concrete or similar model material researches, model test pieces with different sizes and models are often used. The existing mould for manufacturing the concrete test piece has singleness, and one mould can only be used for preparing the concrete test piece with a fixed size, so that resource waste is caused, and labor and time are wasted. And the prior concrete mould is complex to assemble and disassemble, has higher requirement on demoulding time, and otherwise has poor demoulding effect. In order to solve the problem, a concrete sample preparation device which is good in universality, simple in structure and suitable for various sizes needs to be provided.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a wide, the simple structure's of application scope concrete sample forming device who adapts to multiple size.
The utility model provides a technical scheme of above-mentioned problem is: a concrete sample forming device suitable for various sizes comprises a rack, a concrete stirring device, a sample mold, a vibrating device, a prefabricated crack device and a surface trowelling device, wherein the concrete stirring device is positioned in the middle of the rack and used for uniformly stirring concrete; the concrete stirring device is circumferentially provided with a plurality of test piece molds, the concrete stirring device is connected with the test piece molds through a guide pipe, and the uniformly stirred concrete is injected into the test piece molds; the lower part of the test piece mould is provided with a vibrating device for compacting concrete in the test piece mould, and the bottom of the vibrating device is arranged on the rack; the upper part of the test piece mould is provided with a surface trowelling device for trowelling concrete in the test piece mould; and a prefabricated crack device for prefabricating a required crack in the concrete of the test piece mold is arranged laterally of the test piece mold.
Above-mentioned concrete sample forming device who adapts to multiple size, concrete mixing device includes rabbling mechanism, support frame and valve, the rabbling mechanism includes (mixing) shaft, stirring shovel, churn, the support frame bottom is installed in the frame, and churn bottom fixed mounting is on the support frame, and driving motor is connected at the (mixing) shaft top, and stirring shovel is connected to the (mixing) shaft bottom, open at churn bottom edge has a plurality of wall holes, and embedding pipe and test piece mould intercommunication are equipped with the valve in the wall hole on the pipe.
According to the concrete test piece molding device suitable for various sizes, the test piece mold comprises a bottom template and a side template, the side template comprises two U-shaped templates and two square templates with scales, and polishing layers are arranged on the surfaces of the bottom template and the side template; the bottom template and the side template are fixed together through bolts to form a square cavity for preparing the concrete sample.
Above-mentioned adapt to multiple size's concrete test piece forming device, the one end of pipe is passed through in the wall hole connection churn, and the pipe other end is connected to the square intracavity of test piece mould.
The concrete test piece forming device suitable for various sizes comprises a vibrator spring, a table top, a vibration motor and a table bottom frame, wherein the upper portion of the table top is connected with a bottom template of a test piece mold, the vibration motor is arranged on the lower surface of the table top, the lower portion of the table top is connected with the table bottom frame through the vibrator spring, and the bottom of the table bottom frame is arranged on a rack.
Above-mentioned concrete test piece forming device who adapts to multiple size, the floating surface device includes U-shaped steel sheet, slide, spring, roll pearl, and the recess face of U-shaped steel sheet sets up down, and bilateral symmetry is equipped with two slides in the recess of U-shaped steel sheet, the top horizontal slip in the recess of U-shaped steel sheet of slide, the slide just corresponds on the cell wall of side through the recess of spring coupling U-shaped steel sheet to one side of U-shaped steel sheet recess cell wall, and the opposite side of slide is equipped with the roll pearl, through the side form board contact of roll pearl with the test piece mould, the elasticity of spring sets up the floating surface device on the test piece mould.
Above-mentioned concrete test piece forming device who adapts to multiple size, prefabricated crack device includes double-screw bolt, scale ring, drift bolt screw rod, mounting panel, fixed block, inserted sheet, from lock nut, flower-drum and spoke, the inserted sheet passes through the fixed block and installs on the mounting panel, the mounting panel through the drift bolt screw rod install lie in the scale ring center flower-drum and the mounting panel can be around the drift bolt screw rod rotation, be connected fixedly through a plurality of spokes between flower-drum and the scale ring, the scale scope on the scale ring outer lane is 0 ~ 360, the scale ring links to each other with the one end of double-screw bolt, the double-screw bolt other end is fixed on the support column through from lock nut, and the support column is fixed in the frame.
The beneficial effects of the utility model reside in that:
1. the utility model provides an adapt to multiple size concrete sample forming device, simple structure, easy operation, equipment form removal convenience, and mould reuse have saved the resource, have improved the preparation efficiency of concrete sample greatly.
2. The utility model discloses a pipe and test piece mould intercommunication are passed through to the churn bottom, through the valve switch on the control pipe, can pour into the concrete of stirring into the test piece mould by the pipe in, reach the effect of preparation concrete test piece simultaneously, have improved rate of equipment utilization.
3. The utility model discloses side form at test piece mould is marked with the scale, and the side form can move the size of a dimension that changes the mould chamber on the die block board, is fit for preparing the concrete test piece of multiple size, and application scope is wide.
4. The utility model discloses a floating device's roll pearl round trip movement on the both sides template of test piece mould carries out floating treatment with the concrete test piece, and easy operation and effect are better.
5. The utility model discloses the optional position at the support column can be fixed to the double-screw bolt among the prefabricated crack device, and 0 ~ 360 of scale ring angle scope that links to each other with the double-screw bolt, through the mounting panel of rotation setting at scale ring center, can select required crack angle wantonly at the angle within range, the elasticity fixed plate, the control inserted sheet reciprocates, makes it insert the concrete test piece or extract from the test piece, can reach the crack of prefabricated arbitrary angle, optional position on the concrete test piece from this.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic perspective view of the test piece mold in fig. 1.
Fig. 3 is an exploded view of the test piece mold of fig. 1.
Fig. 4 is a front view of the troweling apparatus of fig. 1.
FIG. 5 is a top view of the pre-fabricated slit apparatus of FIG. 1.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
As shown in fig. 1, a concrete sample forming device suitable for various sizes comprises a frame 1, a concrete stirring device, a sample mold, a vibration device, a prefabricated crack device and a surface smoothing device, wherein the concrete stirring device is positioned in the middle of the frame 1 and is used for uniformly stirring concrete; the concrete stirring device is circumferentially provided with a plurality of test piece molds, the concrete stirring device is connected with the test piece molds through a guide pipe, and the uniformly stirred concrete is injected into the test piece molds; the lower part of the test piece mould is provided with a vibrating device for compacting concrete in the test piece mould, and the bottom of the vibrating device is arranged on the rack 1; the upper part of the test piece mould is provided with a surface trowelling device for trowelling concrete in the test piece mould; and a prefabricated crack device for prefabricating a required crack in the concrete of the test piece mold is arranged laterally of the test piece mold.
Concrete mixing device includes rabbling mechanism, support frame 9 and valve 7, the rabbling mechanism includes (mixing) shaft 2, stirring shovel 3, churn 4, install in frame 1 support frame 9 bottom, 4 bottom fixed mounting of churn are on support frame 9, and driving motor is connected at the 2 tops of (mixing) shaft, and stirring shovel 3 is connected to 2 bottoms of (mixing) shaft. The edge of the bottom of the mixing drum 4 is provided with a plurality of wall holes 5, guide pipes 8 are embedded into the wall holes 5 and communicated with the test piece mold, and valves 7 are arranged on the guide pipes 8. The materials with a certain mixing proportion are put into the mixing drum 4, the mixing mechanism is started, the put mixed materials are uniformly mixed with a certain mixing frequency, the opening and closing of the guide pipe 8 are controlled through the valve 7, and the uniformly mixed concrete slurry is led out.
As shown in fig. 2 and 3, the test piece mold comprises a bottom template 15 and a side template, the side template comprises two U-shaped templates 16 and two square templates 17 with scales, and the surfaces of the bottom template 15 and the side template are polished layers; the bottom template 15 and the side templates are fixed together through bolts 14 to form a square cavity 6 for preparing a concrete sample. Scales are marked on the upper surface of the square template 17, and the space size of the square cavity 6, namely the size of the test piece, is changed by moving the U-shaped template 16. By loosening the bolts 14, the corresponding mold assembly and disassembly is completed.
One end of the guide pipe 8 is connected into the stirring cylinder 4 through the wall hole 5, and the other end of the guide pipe 8 is connected into the square cavity 6 of the test piece mold. Even concrete slurry who derives in the follow churn 4 passes through the pipe 8 and leads to square chamber 6 in, and a plurality of test piece moulds can be connected to the pipe 8 in a plurality of wall holes 5, can prepare a plurality of concrete test pieces simultaneously.
The vibration device comprises a vibrator spring 12, a table top 13, a vibration motor 11 and a table bottom frame 10, wherein the upper part of the table top 13 is connected with a bottom template 15 of the test piece mold, the vibration motor 11 is arranged on the lower surface of the table top 13, the lower part of the table top 13 is connected with the table bottom frame 10 through the vibrator spring 12, and the bottom of the table bottom frame 10 is arranged on the rack 1. Starting vibrating motor 11, the vibration through certain vibration frequency will have led into the concrete mud compaction shaping in the square chamber 6, at the in-process of compaction concrete sample, vibrator spring 12 not only has the effect of supporting mesa 13, has still played certain absorbing effect.
As shown in fig. 4, the surface smoothing device comprises a U-shaped steel plate 18, a sliding plate 19, a spring 20 and a rolling ball 21, wherein the groove surface of the U-shaped steel plate 18 is arranged downwards, two sliding plates 19 are symmetrically arranged in the groove of the U-shaped steel plate 18 in a left-right manner, the top of each sliding plate 19 slides in the groove of the U-shaped steel plate 18 in a left-right manner, one side of each sliding plate 19, which is right opposite to the groove wall of the groove of the U-shaped steel plate 18, is connected with the groove wall of the corresponding side of the groove of the U-shaped steel plate 18 through the spring 20, the rolling ball 21 is arranged on the other side of each sliding plate 19, and. The floating device can be arranged on the test piece die through the flexibility of the spring 20, the U-shaped steel plate 18 is driven to move back and forth in the square cavity 6 through the back and forth movement of the rolling balls 21 on the side die plate, and the surface of the concrete test piece molded by compaction is subjected to floating treatment.
As shown in fig. 5, the prefabricated crack device includes a stud 22, a scale ring 23, a through screw 24, a mounting plate 25, a fixing block 27, an inserting sheet 26, a self-tightening nut 28, a hub 29, and spokes 30, the inserting sheet 26 is mounted on the mounting plate 25 through the fixing block 27, the mounting plate 25 is mounted on the hub 29 located at the center of the scale ring 23 through the through screw 24, the mounting plate 25 can rotate around the through screw 24, the hub 29 and the scale ring 23 are fixedly connected through a plurality of spokes 30, the scale range on the outer ring of the scale ring 23 is 0-360 °, the scale ring 23 is connected with one end of the stud 22, the other end of the stud 22 is fixed on a support column 91 through the self-tightening nut 28, and the support column 91 is fixed on the frame 1. If a prefabricated crack concrete sample needs to be prepared, the stud 22 is adjusted to find a proper position on the supporting column 91 and is fixed by the self-tightening nut 28, the inserting piece 26 is located above the square cavity, the required crack inclination angle is selected within the range of 0-360 degrees by rotating the mounting plate 25 arranged at the center of the scale ring 23, the fixing plate is loosened and tightened, the inserting piece 26 is controlled to move up and down, the inserting piece 26 is inserted into the position of the prefabricated crack of the concrete sample at the required angle, a period of time is waited, the inserting piece 26 is pulled out of the sample, and therefore the prefabricated crack concrete sample at the required angle and position can be prepared.
The working principle of the utility model is as follows: injecting the materials with a certain mixing ratio into a stirring device, and starting a stirrer to uniformly stir the mixed materials; opening a valve 7, guiding the uniformly stirred concrete slurry into the assembled test piece mold through a guide pipe 8, and simultaneously starting a vibration device to compact and mold the slurry in the test piece mold; moving the trowelling device back and forth on the upper surface of the test piece mold, and carrying out surface trowelling treatment on the formed concrete test piece; if a test piece with cracks needs to be prefabricated, the prefabricated crack device is used for operating the compaction-formed concrete test piece; loosening the template bolt to perform the template removal treatment on the test piece when the test piece reaches a certain strength; and curing the concrete test piece after the form removal.
Claims (7)
1. The utility model provides a adapt to multiple size's concrete sample forming device which characterized in that: the device comprises a rack, a concrete stirring device, a test piece mold, a vibration device, a prefabricated crack device and a surface trowelling device, wherein the concrete stirring device is positioned in the middle of the rack and used for uniformly stirring concrete; the concrete stirring device is circumferentially provided with a plurality of test piece molds, the concrete stirring device is connected with the test piece molds through a guide pipe, and the uniformly stirred concrete is injected into the test piece molds; the lower part of the test piece mould is provided with a vibrating device for compacting concrete in the test piece mould, and the bottom of the vibrating device is arranged on the rack; the upper part of the test piece mould is provided with a surface trowelling device for trowelling concrete in the test piece mould; and a prefabricated crack device for prefabricating a required crack in the concrete of the test piece mold is arranged laterally of the test piece mold.
2. The device for forming the concrete test piece adapting to the sizes as claimed in claim 1, is characterized in that: concrete mixing device includes rabbling mechanism, support frame and valve, the rabbling mechanism includes (mixing) shaft, stirring shovel, churn, the support frame bottom is installed in the frame, churn bottom fixed mounting is on the support frame, (mixing) shaft top connection driving motor, (mixing) shaft bottom connection stirring shovel, open at churn bottom edge has a plurality of wall holes, and embedding pipe and test piece mould intercommunication are equipped with the valve in the wall hole on the pipe.
3. The device for forming the concrete test piece adapting to the sizes as claimed in claim 1, is characterized in that: the test piece mold comprises a bottom template and a side template, the side template comprises two U-shaped templates and two square templates with scales, and the surfaces of the bottom template and the side template are polished layers; the bottom template and the side template are fixed together through bolts to form a square cavity for preparing the concrete sample.
4. The device for forming the concrete test piece adapting to the sizes as claimed in claim 3, is characterized in that: one end of the guide pipe is connected into the mixing drum through a wall hole, and the other end of the guide pipe is connected into the square cavity of the test piece mold.
5. The device for forming the concrete test piece adapting to the sizes as claimed in claim 3, is characterized in that: the vibration device comprises a vibrator spring, a table top, a vibration motor and a table bottom frame, the upper portion of the table top is connected with a bottom template of the test piece mold, the vibration motor is arranged on the lower surface of the table top, the lower portion of the table top is connected with the table bottom frame through the vibrator spring, and the bottom of the table bottom frame is arranged on the rack.
6. The device for forming the concrete test piece adapting to the sizes as claimed in claim 3, is characterized in that: the floating device in surface includes U-shaped steel sheet, slide, spring, roll pearl, and the recess face of U-shaped steel sheet sets up down, and bilateral symmetry is equipped with two slides in the recess of U-shaped steel sheet, the top horizontal slip in the recess of U-shaped steel sheet of slide, the slide just corresponds on the cell wall of side through the recess of spring coupling U-shaped steel sheet to one side of U-shaped steel sheet recess cell wall, and the opposite side of slide is equipped with the roll pearl, through the side form plate contact of roll pearl with the test piece mould, the elasticity of spring sets up the floating device in surface on the test piece mould.
7. The device for forming the concrete test piece adapting to the sizes as claimed in claim 3, is characterized in that: prefabricated crack device includes double-screw bolt, scale ring, drift bolt screw rod, mounting panel, fixed block, inserted sheet, from tight nut, flower-drum and spoke, the inserted sheet passes through the fixed block and installs on the mounting panel, the mounting panel is installed on the flower-drum that is located scale ring center through the drift bolt screw rod and the mounting panel can be rotatory around the drift bolt screw rod, be connected fixedly through a plurality of spokes between flower-drum and the scale ring, the scale scope on the scale ring outer lane is 0 ~ 360, the scale ring links to each other with the one end of double-screw bolt, the double-screw bolt other end is fixed on the support column through from tight nut, and the support column is fixed in the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021350812.6U CN212483095U (en) | 2020-07-10 | 2020-07-10 | Adapt to multiple size's concrete sample forming device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021350812.6U CN212483095U (en) | 2020-07-10 | 2020-07-10 | Adapt to multiple size's concrete sample forming device |
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| CN212483095U true CN212483095U (en) | 2021-02-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115901389A (en) * | 2022-03-07 | 2023-04-04 | 北京市市政工程研究院 | Method for forming cracks in concrete |
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2020
- 2020-07-10 CN CN202021350812.6U patent/CN212483095U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115901389A (en) * | 2022-03-07 | 2023-04-04 | 北京市市政工程研究院 | Method for forming cracks in concrete |
| CN115901389B (en) * | 2022-03-07 | 2023-09-15 | 北京市市政工程研究院 | Method for forming cracks in concrete |
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