CN220614377U - Concrete compaction drawing of patterns integral type device - Google Patents
Concrete compaction drawing of patterns integral type device Download PDFInfo
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- CN220614377U CN220614377U CN202420317884.2U CN202420317884U CN220614377U CN 220614377 U CN220614377 U CN 220614377U CN 202420317884 U CN202420317884 U CN 202420317884U CN 220614377 U CN220614377 U CN 220614377U
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- 238000005056 compaction Methods 0.000 title claims abstract description 31
- 238000002360 preparation method Methods 0.000 abstract description 7
- 238000012360 testing method Methods 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 239000012615 aggregate Substances 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 239000002969 artificial stone Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The utility model discloses a concrete compaction and demolding integrated device, and relates to the technical field of concrete test detection. Mainly comprises a vibrating platform, a fixing device and a special mould. The vibration platform comprises a base, a spring, a vibration exciter, a table top and a controller, and provides vibration amplitude and frequency for compaction and demoulding of the concrete sample; the special mould is fixed on the table top of the vibration platform by the fixing device; the special mould feed inlet is fixed on the table top downwards for hardening, and then the concrete is vibrated and demoulded. The utility model solves the problems of difficult vibration and demoulding of concrete sample preparation and easy sample damage, and realizes the integrated treatment of concrete compaction and demoulding on the same device.
Description
Technical Field
The utility model relates to the technical field of concrete test detection, in particular to the technical field of concrete sample preparation, and specifically relates to a concrete compaction and demolding integrated device.
Background
The concrete is one of the most main building materials in the field of modern civil engineering, and is an artificial stone prepared by combining cementing materials, granular aggregates, water, additives and admixture according to a certain proportion. The concrete has the advantages of abundant raw materials, simple production process and low price, so the application range is very wide. The use safety and durability of concrete are required to be researched by preparing concrete samples in a laboratory, and the general sample preparation process comprises the following steps: (1) The mixing proportion design, reasonably selecting raw materials and determining the mixing proportion thereof so as to achieve the aim of economy and applicability; (2) Stirring and molding, namely mixing materials according to the mixing ratio, uniformly stirring by using a stirrer or manually, adding fresh concrete into a molding die, performing compaction by inserting and vibrating, and taking out a sample from the die after 24 hours; (3) Curing and hardening, controlling curing temperature and humidity, and waiting for the development of the concrete strength.
The compaction equipment used in the concrete stirring and forming process is a concrete compaction table, and the demolding equipment is a demolding air pump. The following problems are mainly present in the compaction and demolding process: (1) The concrete compaction table fixes the sample mold through the electromagnet, namely the mold is required to be made of a magnetic metal material, the non-magnetic metal material mold moves under vibration due to no fixing measure and has the risk of falling off the table top, but compared with a plastic mold and a wood mold, the metal material mold has the problems of difficult processing, large weight, high price, poor corrosion resistance and the like, and has poor economic applicability; (2) The demoulding air pump is used for demoulding the concrete sample, so that the demoulding efficiency is affected by the problems of low air inlet efficiency and the like caused by the blocking of the air inlet of the mould by concrete and poor sealing, and the maintenance burden of management staff is increased due to the fact that special demoulding air pump equipment is required to be equipped; (3) The manual demolding is large in labor burden on testers, and the problems of low demolding efficiency, easy damage to samples and the like exist. Therefore, considering a more efficient concrete compaction demoulding mode, the quantity of equipment required is reduced, and a concrete compaction and demoulding integrated device is researched, and the beneficial effect is remarkable.
Based on the method, the utility model provides a concrete compaction and demolding integrated device, which solves the problems of difficult vibration and demolding of concrete sample preparation and easy sample damage, and realizes the integrated treatment of concrete compaction and demolding on one device.
Disclosure of Invention
The utility model aims to provide a concrete compaction and demolding integrated device, which solves the problems of difficult manual vibration and demolding of concrete sample preparation and easy sample damage, and realizes the integrated treatment of concrete compaction and demolding on one device.
In order to achieve the aim, the utility model provides a concrete compaction and demolding integrated device which mainly comprises three parts, namely a vibrating platform, a fixing device and a special mold, and specifically comprises the following structures.
The vibration platform comprises a base, a spring, a vibration exciter, a table top and a controller, wherein the base is connected with the table top through the spring, the vibration exciter is installed at the center of the bottom of the table top, the top of the table top is provided with a fixing hole, and the controller controls the amplitude and the frequency of the vibration exciter.
Further, the fixing holes are of an internal thread structure, the fixing holes are formed in the top of the table top at intervals of 50mm, the fixing holes are evenly distributed in four square points, and the fixing holes are used for installing the fixing device.
Further, the vibration exciter is a suspended single-shaft vibration exciter, the vertical amplitude of the center point of the table top is excited by the vibration exciter to be 0.5mm, the error is 0.02mm, the vibration frequency is 50Hz, the error is 2Hz, and the amplitude non-uniformity is less than 10%.
Furthermore, the number of the springs is 4, the springs are symmetrically arranged at four corners of the bottom of the table top, and the springs are used for being matched with the vibration exciter to excite the table top to generate simple harmonic motion in the vertical direction.
Further, the base is buried in the laboratory ground and is fixed with the ground by an anchor device to prevent the vibration exciter from working to cause the base to move.
The fixing device comprises a fixing screw, a lower nut, an upper nut, a supporting frame and a butterfly nut, wherein the lower portion of the fixing screw is installed in the fixing hole and is fixed by screwing the lower nut, the upper portion of the fixing screw is installed on the supporting frame through the upper nut and the butterfly nut, and the supporting frame is provided with the installing hole.
Further, the lower part of the fixing screw is of a threaded structure, the lower part of the fixing screw is in threaded connection with the fixing hole, the fixing screw is vertically installed, and the lower nut is used for fastening the fixing screw on the table top.
Further, the upper portion of the fixing screw is of a threaded structure, the upper nut, the supporting frame and the butterfly nut are installed on the upper portion of the fixing screw from bottom to top, and the upper nut and the butterfly nut are rotationally fastened to fix the supporting frame on the fixing screw.
Further, the support frame is of a strip-shaped structure, the support frames are provided with the mounting holes at intervals of 50mm, the mounting holes correspond to the fixing holes one by one, and the fixing screw can be kept to be vertically mounted.
The special die comprises a die main body and a die flange, wherein the die flange is arranged around a feed inlet of the die main body, the die flange is provided with a connecting hole, and the special die is fixed on the vibration platform through the connecting hole by the fixing device.
Furthermore, the connecting holes are formed in the long edge of the flange of the die at intervals of 50mm, and the connecting holes correspond to the fixing holes and the mounting holes one by one, so that the special die can be fixed on the table top by using the fixing device.
Furthermore, the connecting holes are formed in two sides of the long edge of the flange of the die and symmetrically formed, so that the special die is effectively fixed through the fixing device.
Further, the special die comprises a high flange model and a low flange model.
The embodiment of the utility model has the following beneficial effects.
The utility model solves the problems of difficult vibration and demoulding of concrete sample preparation and easy sample damage, and realizes the integrated treatment of concrete compaction and demoulding by using the same device.
The utility model has no special requirement on the material of the concrete sample mould, and improves the operability of the test personnel in selecting the sample mould.
The utility model can vibrate and demold a plurality of concrete samples at the same time, and has high sample preparation efficiency.
The utility model adopts the entity fixing device to fix the sample mould, has high safety, and simultaneously, each part is easy to be disassembled, maintained and replaced, and the maintenance cost is low.
The utility model is further described below with reference to the drawings and detailed description. Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description. Or may be learned by practice of the utility model.
Drawings
The utility model is described in further detail below with reference to the accompanying drawings and detailed description.
FIG. 1 is a schematic view of a concrete compaction and demolding integrated device;
FIG. 2 is a schematic diagram of a shake table;
FIG. 3 is a front view of a shake table;
FIG. 4 is a schematic view of a fixture;
FIG. 5 is a schematic diagram of a dedicated mold;
FIG. 6 is a schematic view of concrete compaction;
fig. 7 is a schematic drawing of concrete demoulding.
In the figure: the device comprises a base, a spring, a 3-vibration exciter, a 4-table top, a 5-fixing hole, a 6-controller, a 7-fixing screw, an 8-lower nut, a 9-upper nut, a 10-supporting frame, a 11-butterfly nut, a 12-die main body, a 13-die flange and a 14-connecting hole.
Detailed Description
The present utility model will now be described more fully hereinafter with reference to the accompanying drawings. Those of ordinary skill in the art will be able to implement the utility model based on these descriptions. Before describing the present utility model with reference to the accompanying drawings, it should be noted in particular that: the technical solutions and technical features provided in the sections including the following description in the present utility model may be combined with each other without conflict.
In addition, the embodiments of the utility model referred to in the following description are typically only some, but not all, embodiments of the utility model. Therefore, all other embodiments, which can be made by one of ordinary skill in the art without undue burden, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.
Terms and units in relation to the present utility model. The term "comprising" in the description of the utility model and the claims and the relevant parts and any variants thereof is intended to cover a non-exclusive inclusion.
As shown in fig. 1 to 7, a concrete compaction and demolding integrated device mainly comprises three parts of the vibration platform, the fixing device and the special mold, and specifically comprises: the device comprises a base, a spring, a 3-vibration exciter, a 4-table top, a 5-fixing hole, a 6-controller, a 7-fixing screw, an 8-lower nut, a 9-upper nut, a 10-supporting frame, a 11-butterfly nut, a 12-die main body, a 13-die flange and a 14-connecting hole.
As shown in fig. 1, 2 and 3, the vibration table includes: the base 1, the spring 2, the vibration exciter 3, the table top 4 and the controller 6; the base 1 is connected with the table top 4 through the springs 2, the springs 2 are four, and the four springs are symmetrically arranged at four corners of the bottom of the table top 4; the vibration exciter 3 is arranged at the center of the bottom of the table top 4, and the vibration exciter 3 excites the table top 4 to generate simple harmonic motion in the vertical direction; the top of the table top 4 is provided with the fixing holes 5, the fixing holes 5 are of an internal thread structure, the fixing holes 5 are formed in the top of the table top 4 at intervals of 50mm, and the fixing holes 5 are distributed in square four points evenly; the controller 6 controls the amplitude and frequency of the vibration exciter 3.
As shown in fig. 1 and 4, the fixing device includes: the fixing screw 7, the lower nut 8, the upper nut 9, the supporting frame 10 and the butterfly nut 11; the lower part of the fixed screw rod 7 is of a threaded structure, the lower part of the fixed screw rod 7 is arranged in the fixed hole 5 and is screwed and fixed through the lower nut 8, and the fixed screw rod 7 is vertically arranged; the upper part of the fixed screw 7 is of a threaded structure, and the support frame 10 is fixedly arranged on the upper part of the fixed screw 7 through the upper nut 9 and the butterfly nut 11; the support frames 10 are of strip-shaped structures, and the mounting holes are formed in the support frames 10 at intervals of 50 mm.
As shown in fig. 1 and 5, the dedicated mold includes: the special die comprises a die main body 12 and die flanges 13, wherein the die flanges 13 are arranged around a feed inlet of the die main body 12, the long sides of the die flanges 13 are provided with connecting holes 14, the connecting holes 14 are spaced by 50mm, and the special die is fixed on the vibration platform through the connecting holes 14 by the fixing device; the special die comprises a high flange model and a low flange model.
The specific implementation procedure is as follows.
Device assembly and debugging: burying the base 1 in the ground of a laboratory, fixing the base 1 with the ground through an anchoring device, preventing the base 1 from being displaced caused by the work of the vibration exciter 3, detecting the table top 4 by using a level gauge during burying, and finely adjusting the table top 4 to be kept horizontal; under the no-load condition, the vibration exciter 3 is started through the controller 6, the vertical amplitude of the center point of the table top 4 excited by the vibration exciter 3 is detected to be 0.5mm, the error is 0.02mm, the vibration frequency is 50Hz, the error is 2Hz, the amplitude non-uniformity is less than 10%, and the follow-up test can be carried out after adjustment is carried out until the vibration amplitude meets the requirements.
Sampling compaction: as shown in fig. 1 and 6, first, the lower portion of the fixing screw 7 is rotatably installed in the fixing hole 5, and the fixing screw 7 is vertically fixedly installed by screwing the lower nut 8; then, the special die feeding hole is upwards arranged on the table top 4, the fixing screw 7 sequentially penetrates through the connecting holes 14 formed in the die flanges 13, and if the same batch of dies vibrate, the two die flanges 13 are overlapped in a crossing way, a special die for a low flange is firstly arranged, and then a special die for a high flange is arranged; next, installing the butterfly nut 11 on the upper part of the fixing screw 7, and firmly installing the special die on the table top 4 by screwing the butterfly nut 11; and finally, adding fresh concrete to the feeding port of the special die in batches, starting the vibration exciter 3 to excite the table top 4 and the fresh concrete in the die main body 12 through the controller 6, achieving the purpose of compacting the fresh concrete, removing the butterfly nut 11 after compacting, taking out the special die, and curing after scraping the superfluous fresh concrete on the surface of the feeding port of the special die.
And (3) demolding a sample: as shown in fig. 1 and 7, first, the lower part of the fixing screw 7 is rotatably installed in the fixing hole 5, the fixing screw 7 is vertically fixedly installed by screwing the lower nut 8, and the upper nut 9 is rotatably installed on the upper screw structure of the fixing screw 7; then, the fixing screw 7 sequentially passes through the mounting holes formed in the support frame 10, the position of the upper nut 9 is adjusted to be horizontal to the support frame 10, and the bottom of the support frame 10 is 100mm or more away from the upper surface of the table top 4, if the same batch of mold is demolded, the two mold flanges 13 are overlapped in a crossing way, a special mold for a high flange is firstly installed, and a special mold for a low flange is then installed; next, the wing nut 11 is mounted on the upper portion of the fixing screw 7, and the dedicated mold is firmly mounted on the support frame 10 by screwing the wing nut 11; finally, the vibration exciter 3 is started to excite the table top 4 and the sample to be demolded in the die main body 12 through the controller 6, and the sample to be demolded is separated from the special die through vibration.
Through the implementation process, the concrete compaction and demoulding are integrally processed by using the same device.
The foregoing is merely a preferred embodiment of the utility model, and it is to be understood that the utility model is not limited to the form disclosed herein but is not to be construed as excluding other embodiments, but is capable of numerous other combinations, modifications and environments and is capable of modifications within the scope of the inventive concept, either as taught or as a matter of routine skill or knowledge in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.
Claims (7)
1. The concrete compaction and demolding integrated device is characterized by mainly comprising a vibrating platform, a fixing device and a special mold; the vibration platform comprises a base, a spring, a vibration exciter, a table top and a controller, wherein the base is connected with the table top through the spring, the vibration exciter is installed at the center of the bottom of the table top, a fixing hole is formed in the top of the table top, and the controller controls the amplitude and the frequency of the vibration exciter; the fixing device comprises a fixing screw, a lower nut, an upper nut, a support frame and a butterfly nut, wherein the lower part of the fixing screw is arranged in the fixing hole and is screwed and fixed through the lower nut, the upper part of the fixing screw is provided with the support frame through the upper nut and the butterfly nut, and the support frame is provided with a mounting hole; the special die comprises a die main body and a die flange, wherein the die flange is arranged around a feed inlet of the die main body, a connecting hole is formed in the long edge of the die flange, and the special die is fixed on the vibration platform through the connecting hole by the fixing device.
2. The concrete compaction and demolding integrated device according to claim 1, wherein the fixing holes are of an internal thread structure, and the fixing holes are formed in the top of the table top at intervals of 50 mm.
3. The concrete compaction and demolding integrated device according to claim 1, wherein the vibration exciter is a suspended single-shaft vibration exciter, the vibration exciter excites the center point of the table top to have vertical amplitude of 0.5mm and error of 0.02mm, the vibration frequency is 50Hz, the error is 2Hz, and the amplitude unevenness is less than 10%.
4. The concrete compaction and demolding integrated device according to claim 1, wherein the number of the springs is 4, and the springs are symmetrically arranged at four corners of the bottom of the table top.
5. The concrete compaction and demolding integrated device according to claim 1, wherein the lower portion of the fixing screw is of a threaded structure, and the lower portion of the fixing screw is in threaded connection with the fixing hole.
6. The concrete compaction and demolding integrated device according to claim 1, wherein the upper portion of the fixing screw is of a threaded structure, the upper nut, the supporting frame and the butterfly nut are installed on the upper portion of the fixing screw from bottom to top, and the upper nut and the butterfly nut are fastened in a rotating mode to fix the supporting frame on the fixing screw.
7. The concrete compaction and demolding integrated device according to claim 1, wherein the supporting frames are of long-strip-shaped structures, the mounting holes are formed in the supporting frames at intervals of 50mm, and the connecting holes are formed in the flanges of the mold at intervals of 50 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420317884.2U CN220614377U (en) | 2024-02-21 | 2024-02-21 | Concrete compaction drawing of patterns integral type device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420317884.2U CN220614377U (en) | 2024-02-21 | 2024-02-21 | Concrete compaction drawing of patterns integral type device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220614377U true CN220614377U (en) | 2024-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420317884.2U Active CN220614377U (en) | 2024-02-21 | 2024-02-21 | Concrete compaction drawing of patterns integral type device |
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| Country | Link |
|---|---|
| CN (1) | CN220614377U (en) |
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- 2024-02-21 CN CN202420317884.2U patent/CN220614377U/en active Active
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