CN213234300U - Anti-segregation device for concrete pouring in high-height steel column - Google Patents
Anti-segregation device for concrete pouring in high-height steel column Download PDFInfo
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- CN213234300U CN213234300U CN202021294775.1U CN202021294775U CN213234300U CN 213234300 U CN213234300 U CN 213234300U CN 202021294775 U CN202021294775 U CN 202021294775U CN 213234300 U CN213234300 U CN 213234300U
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Abstract
The utility model relates to a prevent segregation device that is used for pouring concrete in high-height steel column, including the unloading funnel, and connect cluster section of thick bamboo subassembly on the discharge gate of unloading funnel, cluster section of thick bamboo subassembly includes a plurality of end to end's cluster section of thick bamboo, arbitrary adjacent two be detachable connection between the cluster section of thick bamboo, be equipped with a plurality of speed reduction baffle on the cluster section of thick bamboo inner wall, it is a plurality of speed reduction baffle is followed the equidistant interval in direction of height of a cluster section of thick bamboo sets up, and a plurality of speed reduction baffle is followed the circumference evenly distributed of a cluster section of thick bamboo. The utility model provides a prevent segregation device for pouring concrete in high-height steel column, simple structure, simple to operate, cost of manufacture are low, can have enough to meet the need the use, and the device can reduce the free fall height of concrete and give the cushioning effect at concrete whereabouts in-process, can prevent effectively that the concrete placement in-process segregation phenomenon's emergence ensures the pouring quality of concrete.
Description
Technical Field
The utility model relates to a building engineering technical field, more specifically relates to a prevent segregation device that is used for pouring concrete in high-height steel column.
Background
Currently, in the field of building construction engineering, more and more building designs are in the form of steel reinforced concrete structures, of which steel reinforced concrete columns are one of the most common composite elements. The member is combined by pouring concrete into the steel column, so that the synergistic and complementary effects are achieved, and the member has the advantages of high bearing capacity, good toughness, excellent fire resistance and the like.
However, the process of pouring concrete in the steel column has not been solved well, and particularly, after the steel column is constructed to a certain number of layers, the concrete pouring in the steel column must be completed so as to carry out the next structural construction. Under the conventional condition, the length of each section of steel column is designed according to the floor height according to two to three layers in the steel structure design, and the top elevation of each section of steel column is higher than the floor elevation of the uppermost floor of the section. Concrete is poured into the steel column, the steel column naturally falls from a column opening in the conventional construction method, the length of each section of the steel column to be poured is generally about 8-12 meters, the inner pouring opening is small, the segregation phenomenon can occur if the free fall exceeds more than 2 meters in the concrete pouring process, the segregation of the concrete is that the cohesive force among concrete mixture composition materials is not enough to resist the sinking of coarse aggregates, and the concrete mixture components are separated from each other, so that the phenomenon of uneven internal composition and structure is caused. The segregation can influence the strength of the concrete structure to be greatly reduced, the bearing capacity of the concrete structure is seriously influenced, the safety performance of the structure is damaged, the rework is seriously caused, and huge economic loss is caused. Therefore, when concrete is poured into the large-height steel column, the occurrence of segregation is reduced, and the method has very important significance for improving the pouring quality of the concrete in the steel column.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a prevent segregation device for pouring concrete in high-height steel column, should prevent segregation device can effectively reduce the emergence of segregation phenomenon when high-height steel column pours the concrete inside to solve the problem that exists among the prior art.
According to the utility model discloses, a prevent segregation device that is used for pouring concrete in high-height steel column, including the unloading funnel, and connect cluster section of thick bamboo subassembly on the discharge gate of unloading funnel, cluster section of thick bamboo subassembly includes a plurality of end to end's cluster section of thick bamboo, arbitrary adjacent two be detachable connection between the cluster section of thick bamboo, be equipped with a plurality of speed reduction baffle on the cluster section of thick bamboo inner wall, it is a plurality of speed reduction baffle is followed the equidistant interval in direction of height of a cluster section of thick bamboo sets up, and is a plurality of speed reduction baffle is followed the circumference evenly distributed of a cluster section of thick bamboo.
Preferably, each speed reduction partition plate is provided with a partition plate support, and two ends of each partition plate support are connected to the bottom of the speed reduction partition plate and the inner wall of the string barrel respectively.
Preferably, each of the decelerating partition plates is obliquely arranged on the inner wall of the serial cylinder.
Preferably, the decelerating barrier is in the shape of a sector ring.
Preferably, the string cylinder is a conical cylindrical structure with a large upper end and a small lower end, the outer diameter of the lower end of the string cylinder is smaller than the inner diameter of the upper end of the string cylinder, and the outer diameter of the discharge hole of the discharging funnel is smaller than the inner diameter of the upper end of the string cylinder.
Preferably, the string barrel is formed by rolling and welding steel plates with the thickness of 2mm-4 mm.
Preferably, the string section of thick bamboo is equipped with two couples on being close to the outer wall of lower extreme, two the couple is followed the radial relative setting of string section of thick bamboo, the upper end of string section of thick bamboo is equipped with two links, two the link is followed the radial relative setting of string section of thick bamboo, the couple with the link cooperation is used, is used for linking together adjacent two string section of thick bamboo.
Preferably, two lifting lugs are arranged on the upper end face of the string cylinder, the two lifting lugs are arranged oppositely along the radial direction of the string cylinder, and two hanging rings on the string cylinder are movably connected to the two lifting lugs respectively.
Preferably, the outer wall of the discharge hole of the discharging funnel is also provided with two hooks, and the two hooks are arranged along the radial direction of the discharging funnel oppositely.
Preferably, the upper end of the string barrel is provided with a through bracket hole, and a preset distance is reserved between the bracket hole and the upper end face of the string barrel.
The utility model provides a prevent segregation device for pouring concrete in high-height steel column, simple structure, simple to operate, cost of manufacture are low, can have enough to meet the need the use, and the device can reduce the free fall height of concrete and give the cushioning effect at concrete whereabouts in-process, can prevent effectively that the concrete placement in-process segregation phenomenon's emergence ensures the pouring quality of concrete.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings.
Fig. 1 shows a schematic structural diagram of an anti-segregation device for concrete pouring in a high-height steel column according to an embodiment of the present invention.
Fig. 2 is a partially enlarged view of a portion a in fig. 1.
Fig. 3 shows a schematic structural diagram of a string tube in an anti-segregation device for concrete filled in a large-height steel column according to an embodiment of the present invention.
Fig. 4 shows a schematic usage of the segregation reducing apparatus for concrete pouring in a steel column with a large height according to an embodiment of the present invention.
Fig. 5 shows a schematic view of the separation preventing device for concrete filled in a steel column with large height according to an embodiment of the present invention when it is disassembled.
In the figure: blanking funnel 1, discharge gate 11, cluster section of thick bamboo 2, couple 21, lug 22, link 23, speed reduction baffle 24, baffle support 25, support hole 26, steel column 3, support reinforcement 4.
Detailed Description
Various embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Like elements in the various figures are denoted by the same or similar reference numerals. For purposes of clarity, the various features in the drawings are not necessarily drawn to scale.
The utility model provides a prevent segregation device that is used for pouring concrete in high-height steel column, including unloading funnel 1 to and connect the cluster section of thick bamboo subassembly on unloading funnel 1's discharge gate 11. As shown in fig. 1, the string section of thick bamboo subassembly includes a plurality of end to end's string section of thick bamboo 2, is detachable connection between two arbitrary adjacent string section of thick bamboos 2, also is detachable connection between a string section of thick bamboo 2 of string section of thick bamboo subassembly the top and the unloading funnel 1, is equipped with a plurality of speed reduction baffle 24 on the 2 inner walls of string section of thick bamboo, and a plurality of speed reduction baffle 24 set up along the direction of height equidistant interval of string section of thick bamboo 2, and a plurality of speed reduction baffle 24 along the circumference evenly distributed of string section of thick bamboo 2. The string cylinder assembly is formed by combining a plurality of string cylinders 2, the string cylinders 2 are detachably connected, when the string cylinder assembly is used for pouring concrete into a high-height steel column, the number of the string cylinders 2 can be increased or decreased according to the pouring height of the concrete, and the string cylinder assembly is flexible to use; the speed reduction partition plate 24 on the string barrel 2 can play a role in stopping and buffering the free falling concrete, reduces the occurrence of segregation phenomenon in the concrete pouring process, and ensures the pouring quality of the concrete in the steel column.
The lower part of each speed reduction clapboard 24 is respectively provided with a clapboard support 25, the two ends of the clapboard support 25 are respectively connected to the bottom of the speed reduction clapboard 24 and the inner wall of the string barrel 2, and the clapboard support 25 can support the speed reduction clapboard 24 and prevent the speed reduction clapboard 24 from deforming due to the impact force when concrete is poured. The speed reducing partition plate 24 is obliquely arranged on the inner wall of the string barrel 2, the included angle between the speed reducing partition plate 24 and the vertical direction is 30-60 degrees, the speed reducing partition plate 24 is obliquely arranged, so that the falling concrete can smoothly slide off after being blocked, and the concrete is prevented from being accumulated on the speed reducing partition plate 24.
Further, the string cylinder 2 is a conical cylindrical structure with a large upper end and a small lower end, the outer diameter of the lower end of the string cylinder 2 is smaller than the inner diameter of the upper end of the string cylinder 2, and the outer diameter of the discharge hole 11 of the discharging funnel 1 is smaller than the inner diameter of the upper end of the string cylinder 2. The string section of thick bamboo adopts toper tubular structure, and when a plurality of string section of thick bamboo 2 were connected and are formed string section of thick bamboo subassembly, the lower extreme of a string section of thick bamboo can insert in the upper end opening of next string section of thick bamboo, and the coupling part has the coincidence between the string section of thick bamboo, and the concrete leaks outward from the junction of two string sections of thick bamboo when can preventing to pour concrete. Similarly, when the uppermost string barrel 2 of the string barrel assembly is connected to the discharge port 11 of the discharge funnel 1, the discharge port 11 of the discharge funnel 1 is inserted into the upper end opening of the uppermost string barrel 2 of the string barrel assembly. The string barrel is formed by rolling and welding steel plates with the thickness of 2mm-4 mm.
Referring to fig. 2 and 3, two hooks 21 are arranged on the outer wall of the string cylinder 2 near the lower end, the two hooks 21 are arranged oppositely along the radial direction of the string cylinder 2, two lifting lugs 22 are arranged on the upper end face of the string cylinder 2, the two lifting lugs 22 are arranged oppositely along the radial direction of the string cylinder 2, two lifting lugs 22 of the string cylinder 2 are respectively and movably connected with a hanging ring 23, and the hooks 21 and the hanging rings 23 are matched for use and are used for connecting two adjacent string cylinders together. Specifically, when two adjacent tandem cylinders are connected, the hanging ring 23 at the upper end of one tandem cylinder is hung on the hook 21 at the lower end of the upper tandem cylinder. Also be equipped with two couples on the outer wall of discharge gate 11 of unloading funnel 1, two couples on the discharge gate 11 of unloading funnel 1 set up along unloading funnel 1's radial relative for use with two links 23 cooperations on the cluster section of thick bamboo 2 of a string section of thick bamboo subassembly the top, articulate the string section of thick bamboo of a string section of thick bamboo subassembly the top on discharge gate 11 of unloading funnel 1.
Further, a through bracket hole 26 is formed in the upper end of the string barrel 2, and a preset distance is formed between the bracket hole 26 and the upper end face of the string barrel 2. Referring to fig. 5, the bracket hole 26 is used for lifting the top string barrel 2 of the string barrel assembly to the top pouring gate of the steel column 3 when the string barrel 2 is detached, and then a supporting steel bar 4 is used to pass through the bracket hole 26 on the second string barrel 2 of the string barrel assembly, so that the two ends of the supporting steel bar 4 are supported on the end surface of the top pouring gate of the steel column 3, the string barrel assembly is supported, and the top string barrel 2 of the string barrel assembly can be conveniently detached. The opening position of the bracket hole 26 at the upper end of the string barrel 2 meets the following conditions: after two string section of thick bamboo are connected, the lower terminal surface of an upper string section of thick bamboo is located the top of the mounting hole 26 of a lower string section of thick bamboo, and the distance between the up end of mounting hole 26 and a string section of thick bamboo is greater than the length that an upper string section of thick bamboo inserted in the string section of thick bamboo of below promptly, prevents to dismantle when a string section of thick bamboo, and when supporting reinforcement 4 inserted the mounting hole 26 of a string section of thick bamboo, supporting reinforcement 4 and the top string section of thick bamboo that inserts in this string section of thick bamboo took place to interfere. In this embodiment, the distance between the bracket hole 26 and the upper end surface of the string cylinder is 200mm, and when two string cylinders are connected, the length of the lower end of the upper string cylinder inserted into the lower string cylinder is 100 mm.
In this embodiment, when the string cylinder 2 is processed and manufactured, the steel plate with the thickness of 3mm is rolled, manufactured and welded, the length of the string cylinder 2 is less than or equal to 2m, the outer diameter of the upper end of the string cylinder 2 is determined according to the size of the pouring gate of the steel column 3, and the outer diameter of the upper end of the string cylinder 2 is less than the diameter of the pouring gate of the steel column 3. The inner wall of each string cylinder 2 is provided with three spacing clapboards, the three speed reducing clapboards 24 are made of steel plates with the thickness of 3mm, the speed reducing clapboards 24 are in a fan-shaped ring shape, the included angle between the speed reducing clapboards 24 and the vertical direction is 45 degrees, and the speed reducing clapboards 24 are welded on the inner wall of the string cylinder 2; the partition plate support 25 is made of steel bars with the diameter not less than 10mm, the steel bars with proper length are taken, and two ends of the steel bars are respectively welded at the bottom of the partition plate support 25 and the inner wall of the string barrel 2. Couple 21 on the string section of thick bamboo 2, link 23, lug 22 all adopts the diameter not less than 10 mm's round steel bar welding to form, couple 21 adopts round steel bar to bend to make and colludes the column structure welding on string section of thick bamboo 2's outer wall, couple 21 adopts the curved both ends of making of round steel bar to be the annular structure of circle, lug 22 adopts round steel bar to bend to make U type structure then welding on string section of thick bamboo 2's up end, lug 22 overlaps the ring cover of link 23 wherein one end on lug 22 with string section of thick bamboo 2 welding front, thereby make link 23 swing joint on lug 22.
Referring to fig. 4 and 5, the segregation preventing apparatus for pouring concrete into a large-height steel column provided by the present embodiment is used as follows:
the anti-segregation device comprises a discharging funnel 1 and a string barrel assembly, the string barrel assembly is composed of a plurality of string barrels 2 which are connected together end to end, during installation, the string barrel at the top of the string barrel assembly is connected to a hook 21 on a discharging port 11 of the discharging funnel 1 through a hanging ring 23, all the other string barrels are sequentially connected end to end, when the string barrels are connected between the string barrels 2, the hanging ring 23 at the upper end of the string barrel is connected to the hook 21 at the lower end of the adjacent string barrel at the upper part, and the connection quantity of the string barrels 2 is determined according to the height of a steel column 3 to be poured. After the anti-segregation device is assembled, the anti-segregation device is hoisted by utilizing hoisting equipment, the steel column 3 is placed into the pouring gate from the steel column 3, the discharging funnel 1 is positioned at the pouring gate of the steel column 3 after the anti-segregation device is placed into the pouring gate, and the distance from the bottom end of the string cylinder component to the bottom of the steel column 3 is not more than 2 m. And then, carrying out concrete pouring, pouring concrete into the steel column 3 from the discharging hopper 1, lifting the string cylinders 2 after the concrete in the steel column 3 reaches a certain height according to the pouring progress in the concrete pouring process, taking down the string cylinders 2 one by one to meet the requirement of pouring height change, and controlling the free fall height of pouring within 2m to prevent the segregation phenomenon in the concrete pouring process. In the concrete pouring process, when the upper surface of concrete poured in a steel column 3 is close to the lowest end of a string barrel assembly, a string barrel 2 is detached, when the string barrel 2 is detached, a hoisting device is used for hoisting an anti-segregation device to vertically lift upwards, when a support hole 26 of a second string barrel 2 above the string barrel assembly leaks out of a pouring port of the steel column 3, the lifting is stopped, a support steel bar 4 penetrates through the support hole 26 on the second string barrel 2, two ends of the support steel bar 4 are supported at the top of the steel column 3, a second string barrel 2 of the string barrel assembly and a string barrel 2 below the second string barrel 2 are supported on the steel column 3, then the first string barrel 2 at the top of the string barrel assembly is detached, and a discharging funnel 1 is connected to the second string barrel 2 of the string barrel assembly to continue concrete pouring. And analogizing until the concrete pouring in the main steel body is finished. After concrete pouring is finished, the discharging funnel 1 and each string barrel 2 are cleaned, so that turnover use is convenient during subsequent concrete pouring.
The utility model provides a prevent segregation device for pouring concrete in high-height steel column, simple structure, simple to operate, cost of manufacture are low, can have enough to meet the need the use, and the device can reduce the free fall height of concrete and give the cushioning effect at concrete whereabouts in-process, can prevent effectively that the concrete placement in-process segregation phenomenon's emergence ensures the pouring quality of concrete.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Finally, it should be noted that: it should be understood that the above examples are only for clearly illustrating the present invention and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications may be made without departing from the scope of the present invention.
Claims (10)
1. The utility model provides a prevent segregation device that is used for high-height steel column interior concreting, its characterized in that, includes the unloading funnel, and connects string section of thick bamboo subassembly on the discharge gate of unloading funnel, string section of thick bamboo subassembly includes a plurality of end to end's string section of thick bamboo, arbitrary adjacent two be detachable connection between the string section of thick bamboo, be equipped with a plurality of speed reduction baffle on the string section of thick bamboo inner wall, it is a plurality of speed reduction baffle is followed the equidistant interval in direction of height of string section of thick bamboo sets up, and a plurality of speed reduction baffle is followed the circumference evenly distributed of string section of thick bamboo.
2. The segregation reducing mechanism for large-height steel columns as claimed in claim 1, wherein each of the decelerating spacers is provided with a spacer support, and the two ends of the spacer support are connected to the bottom of the decelerating spacer and the inner wall of the tandem.
3. The segregation reducing apparatus for large-height steel columns according to claim 1, wherein each of the deceleration partitions is provided obliquely on the inner wall of the tandem.
4. The apparatus of claim 1, wherein the deceleration bulkhead is in the shape of a sector ring.
5. The segregation reducing mechanism for large-height steel columns as claimed in claim 1, wherein the string cylinder is a conical cylinder structure with a large upper end and a small lower end, the outer diameter of the lower end of the string cylinder is smaller than the inner diameter of the upper end of the string cylinder, and the outer diameter of the discharge hole of the discharge funnel is smaller than the inner diameter of the upper end of the string cylinder.
6. The segregation reducing mechanism for large height steel columns as claimed in claim 5, wherein the said cylinder string is made of steel plate with thickness of 2mm-4mm by rolling and welding.
7. The segregation reducing mechanism for large-height steel columns as claimed in claim 5, wherein the string cylinder is provided with two hooks on the outer wall near the lower end, the two hooks are arranged along the radial direction of the string cylinder oppositely, the upper end of the string cylinder is provided with two hanging rings, the two hanging rings are arranged along the radial direction of the string cylinder oppositely, and the hooks are matched with the hanging rings for connecting the two adjacent string cylinders together.
8. The segregation preventing device for the large-height steel column through which concrete is poured according to claim 7, wherein two lifting lugs are arranged on the upper end face of the string cylinder, the two lifting lugs are oppositely arranged along the radial direction of the string cylinder, and two hanging rings on the string cylinder are movably connected to the two lifting lugs respectively.
9. The segregation reducing mechanism for large-height steel columns as claimed in claim 7, wherein the outer wall of the discharge hole of the discharging hopper is also provided with two hooks, and the two hooks are arranged oppositely along the radial direction of the discharging hopper.
10. The segregation reducing mechanism for large height steel columns according to any one of claims 1 to 9, wherein the upper end of the string barrel is provided with a through bracket hole, and a preset distance is provided between the bracket hole and the upper end surface of the string barrel.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021294775.1U CN213234300U (en) | 2020-07-02 | 2020-07-02 | Anti-segregation device for concrete pouring in high-height steel column |
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| CN202021294775.1U CN213234300U (en) | 2020-07-02 | 2020-07-02 | Anti-segregation device for concrete pouring in high-height steel column |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114232632A (en) * | 2021-12-21 | 2022-03-25 | 四川省新中能建设工程有限公司 | Concrete pile hole pouring structure for high-voltage line iron tower and method thereof |
| CN114753641A (en) * | 2022-04-25 | 2022-07-15 | 重庆建工住宅建设有限公司 | Pumping and vibrating integrated equipment for concrete construction |
| CN115158963A (en) * | 2022-07-13 | 2022-10-11 | 保利长大工程有限公司 | Speed reduction device for preventing separation of crushed stone |
| CN115233619A (en) * | 2022-07-15 | 2022-10-25 | 浙江省围海建设集团股份有限公司 | Concrete paver and concrete slope protection construction method |
-
2020
- 2020-07-02 CN CN202021294775.1U patent/CN213234300U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114232632A (en) * | 2021-12-21 | 2022-03-25 | 四川省新中能建设工程有限公司 | Concrete pile hole pouring structure for high-voltage line iron tower and method thereof |
| CN114753641A (en) * | 2022-04-25 | 2022-07-15 | 重庆建工住宅建设有限公司 | Pumping and vibrating integrated equipment for concrete construction |
| CN114753641B (en) * | 2022-04-25 | 2024-05-14 | 重庆建工住宅建设有限公司 | Pumping and vibrating integrated equipment for concrete construction |
| CN115158963A (en) * | 2022-07-13 | 2022-10-11 | 保利长大工程有限公司 | Speed reduction device for preventing separation of crushed stone |
| CN115233619A (en) * | 2022-07-15 | 2022-10-25 | 浙江省围海建设集团股份有限公司 | Concrete paver and concrete slope protection construction method |
| CN115233619B (en) * | 2022-07-15 | 2024-05-28 | 浙江省围海建设集团股份有限公司 | Concrete paver and concrete slope protection construction method |
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