CN212427157U - Cast-in-place auxiliary device of large-scale open caisson - Google Patents
Cast-in-place auxiliary device of large-scale open caisson Download PDFInfo
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- CN212427157U CN212427157U CN202020088035.6U CN202020088035U CN212427157U CN 212427157 U CN212427157 U CN 212427157U CN 202020088035 U CN202020088035 U CN 202020088035U CN 212427157 U CN212427157 U CN 212427157U
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- open caisson
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Abstract
The utility model belongs to the technical field of municipal construction, in particular to a large open caisson cast-in-place auxiliary device, which comprises a telescopic feeding plate, an upper vertical conveyor, a rotary bearing, a lower vertical conveyor and a telescopic discharging plate which are sequentially connected from top to bottom; the upper vertical conveyor is a tubular structure vertically arranged in the sinking well, and the feeding plate is obliquely connected with one side of the top of the upper vertical conveyor; a rotary bearing is fixedly connected below the upper vertical conveyor; a lower vertical conveyor of the pipe rotor is fixedly connected below the rotary bearing; the lower part of the vertical conveyor is obliquely fixed with the discharging plate. The device adopts upper, middle and lower triplex to connect, and the junction adopts the bearing rotation, can realize the large-scale open caisson continuous construction in narrow and small space, has reduced intensity of labour, has improved concrete placement's efficiency. Meanwhile, the upper structure and the lower structure are both provided with the telescopic feeding plate and the telescopic discharging plate, so that the requirement for one-time pouring of open caissons of different sizes can be met.
Description
Technical Field
The utility model belongs to the technical field of the municipal construction, especially, relate to a cast-in-place auxiliary device of large-scale open caisson.
Background
The open caisson construction is that a shaft-shaped structure made of reinforced concrete on the ground in advance is used as a support of a foundation pit wall, soil is dug in a well mechanically and manually under the protection of the well wall, and the shaft-shaped structure is sunk into the soil under the action of self weight. Therefore, the open caisson construction is essentially a construction process in which a structure cast on the ground in advance is sunk to the ground to a certain depth by digging earth to form an underground structure. Generally, when concrete is poured on the ground, a concrete pump truck is arranged on the site, the concrete mixer truck transports concrete materials to the site from a mixing plant, and technicians on the site check the mixing proportion, the workability and the slump of the concrete. And after the concrete meets the quality and construction requirements, pouring and tamping can be carried out. Concrete is delivered into the template by a concrete pump truck, and the starting point and the trend of pouring and tamping are reasonably selected for distributing the concrete. The distribution of concrete materials is reasonable, the cold seam is not generated in the pouring and tamping process, the distribution is symmetrically, hierarchically and uniformly carried out, and the discharging of each point is controlled, so that the discharging height is controlled within 50 cm. The supply of concrete is continuous to ensure that the concrete is rammed properly.
At present along with city underground space engineering's continuous development, more and more construction projects are located the dense region of city population, receive traffic and peripheral building influence, and the construction site is usually narrower and small, when carrying out the cast-in-place work of concrete, the position of cement tank car can't satisfy normal once and pour, needs adjustment cement tank car position many times, increase engineering time, and the cast-in-place construction quality of concrete can't be ensured simultaneously.
SUMMERY OF THE UTILITY MODEL
The utility model provides a cast-in-place auxiliary device of large-scale open caisson to the above-mentioned technical problem who exists among the prior art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a cast-in-place auxiliary device for a large open caisson comprises a telescopic feeding plate, an upper vertical conveyor, a rotary bearing, a lower vertical conveyor and a telescopic discharging plate which are sequentially connected from top to bottom; the upper vertical conveyor is a tubular structure vertically arranged in the caisson, and the feeding plate is obliquely connected with one side of the top of the upper vertical conveyor; a rotary bearing is fixedly connected below the upper vertical conveyor; a lower vertical conveyor of the pipe rotor is fixedly connected below the rotary bearing; and the lower part of the lower vertical conveyor is obliquely fixed with the discharging plate.
Furthermore, an upper leakage preventer is also arranged on one side of the top end of the upper vertical conveyor, which is opposite to the feeding direction; the bottom end of the upper leakage preventer is fixed with the top end part of the upper vertical conveyor, and the top of the upper leakage preventer is an arc-shaped cover body.
Further, the feeding plate comprises an arc groove type feeding fixing plate fixed with the upper vertical conveyor; a feeding moving plate with a matched shape is arranged at the inner side of the feeding fixed plate; the two ends of the inner side of the feeding fixed plate are provided with feeding end fixed grooves, and the feeding moving plate is provided with a sliding block in sliding fit with the feeding end fixed grooves; along the feeding direction, the feeding end fixing groove is gradually widened forwards; and a counterweight ring is arranged on the outer side of the feeding moving plate.
Furthermore, the upper part of the feed end fixing groove is provided with a plurality of scabbling-shaped bulges.
Furthermore, a plurality of buckle ring columns are uniformly arranged on the outer side wall of the rotary bearing along the circumferential direction.
Further, a lower leakage preventer is arranged at the position, opposite to the discharging plate, of the bottom end of the lower vertical conveyor; the top end of the lower leakage preventer is fixed with the bottom end of the lower vertical conveyor, and the bottom of the lower leakage preventer is an arc-shaped cover body.
Further, the discharge plate comprises an arc groove-shaped discharge fixing plate connected with the lower vertical conveyor; the outer side of the discharging fixed plate is connected with a discharging movable plate with a matched shape.
Further, a discharge end fixing groove is axially formed in the outer side of the discharge fixing plate; and a matched fixed sliding strip is arranged at the position, corresponding to the discharge end fixing groove, of the inner side of the discharge moving plate.
Furthermore, the radial two sides of the discharging fixed plate and the discharging movable plate are locked by the fixing devices.
Furthermore, the fixer comprises a split bolt which is arranged above the discharging fixing plate along the radial direction; the thread parts at the two ends of the split bolt are connected with a fixing piece so as to clamp the discharging fixing plate from the inner side and the outer side; the inner side of the fixing piece is provided with an anti-skid gasket; the middle part of the split bolt is connected with the outer side of the discharging moving plate through a rigid connecting piece.
The utility model has the advantages and positive effects that:
the device adopts three parts to connect from top to bottom, and the junction adopts the bearing rotation, can realize the large-scale open caisson continuous construction in narrow and small space, has reduced intensity of labour, has improved concrete placement's efficiency, has guaranteed the off-the-shelf quality of concrete. Meanwhile, the upper structure and the lower structure are provided with the telescopic feeding plate and the telescopic discharging plate, so that the requirement of one-time pouring of open caisson with different sizes can be met, stronger reusability is realized, and cost saving is facilitated.
Description of the drawings:
FIG. 1 is a front view of a cast-in-place assist device in a preferred embodiment of the present invention;
FIG. 2 is a schematic view of a discharge plate in a preferred embodiment of the present invention;
fig. 3 is a partially enlarged view of the anchor according to the preferred embodiment of the present invention.
Wherein:
1. a feeding plate; 11. a feeding fixing plate; 111. a feed end fixing groove; 12. feeding and moving plates; 121. a counterweight ring;
2. an upper vertical conveyor; 21. an upper leak preventer;
3. a rotating bearing; 31. a buckle column;
4. a lower vertical conveyor; 41. a lower leak preventer;
5. a discharge plate; 51. a discharge fixing plate; 511. a discharge end fixing groove; 5111; a transverse groove; 5112. a chute; 52. a discharging moving plate; 53. a holder; 531. oppositely pulling the bolts; 532. a fixing sheet; 533. an anti-slip gasket; 54. a rigid connection.
Detailed Description
The drawings in the embodiments of the present invention will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the present invention; rather than all embodiments. Based on the embodiment of the utility model; all other embodiments obtained by a person skilled in the art without making any inventive step; all belong to the protection scope of the utility model.
As shown in fig. 1 to 3, the utility model discloses a large open caisson cast-in-place auxiliary device, which comprises a telescopic feeding plate 1, an upper vertical conveyor 2, a rotary bearing 3, a lower vertical conveyor 4 and a telescopic discharging plate 5 which are connected in sequence from top to bottom; the upper vertical conveyor 2 is a tubular structure vertically arranged in the caisson, the feeding plate 1 is obliquely connected with one side of the top of the upper vertical conveyor 2, and the side wall of the upper vertical conveyor 2, which is connected with the feeding plate 1, is an oblique wall with a certain oblique angle, so that concrete can conveniently flow into the upper vertical conveyor 2 from the feeding plate 1; in order to prevent the concrete material from splashing to the outside, an upper leakage preventer 21 is also arranged on one side of the top end of the upper vertical conveyor 2 opposite to the feeding direction; the bottom end of the upper leakage preventer 21 is fixed with the top end part of the upper vertical conveyor 2, and the top of the upper leakage preventer 21 is an arc-shaped cover body.
Preferably, the feeding plate 1 comprises a circular arc groove type feeding fixing plate 11 fixed with the upper vertical conveyor 2; a feeding moving plate 12 with a matched shape is arranged on the inner side of the feeding fixed plate 11; a counterweight ring 121 is arranged on the outer side of the feeding moving plate 12; after the feeding point is determined, the feeding point is fixed through a weight connected below the counterweight ring 121; the two ends of the inner side of the feeding fixed plate 11 are provided with feeding end fixing grooves 111, and the feeding moving plate is provided with a sliding block in sliding fit with the feeding end fixing grooves; along the feeding direction, feed end fixed slot 111 adopts the form of widening gradually forward, and there is certain activity space at the front end of feeding movable plate in the feed end fixed slot like this, and in case the counter weight ring connects the heavy object, feeding movable plate front end can the perk and form the fulcrum with the feed end fixed slot. The upper part of the feed end fixing groove 111 is provided with a plurality of scabbling-shaped bulges; preferably, the feeding moving plate 12 is fixed by the balance weight and the friction between the feeding fixing plate and the feeding moving plate.
A rotary bearing 3 is fixedly connected below the upper vertical conveyor 2; the outer side wall of the rotary bearing 3 is uniformly provided with a plurality of buckle columns 31 along the circumferential direction, so that the device can be conveniently fixed through an on-site scaffold and scaffold buckles, and the device has strong on-site adaptability.
The lower vertical conveyor 4 for pipe rotation is fixedly connected below the rotary bearing 3, and the diameter of the lower vertical conveyor 4 is gradually increased from top to bottom, so that concrete blockage is prevented.
The lower part of the lower vertical conveyor 4 is obliquely fixed with the discharging plate 5 so as to release concrete; in order to prevent the concrete material from splashing to the outside, a lower leakage preventer 41 is arranged at the position, which is just opposite to the discharging plate 5, of the bottom end of the lower vertical conveyor 4; the top end of the lower leakage preventer 41 is fixed with the bottom end of the lower vertical conveyor 4, and the bottom of the lower leakage preventer 41 is an arc-shaped cover body.
Preferably, the discharge plate 5 comprises a circular arc groove-shaped discharge fixing plate 51 connected with the lower vertical conveyor 4; the outer side of the discharging fixed plate 51 is connected with a discharging moving plate 52 with a matched shape; preferably, a discharge end fixing groove 511 is axially arranged on the outer side of the discharge fixing plate 51; a fixed slide bar is arranged at the position, corresponding to the discharge end fixing groove 511, on the inner side of the discharge moving plate 52 so as to adjust the length of the discharge plate 5; after the length is adjusted, the radial two sides of the discharging fixed plate 51 and the discharging movable plate 52 are locked by the fixator 53;
preferably, the fixing device 53 comprises a split bolt 531 arranged above the discharging fixing plate 51 along the radial direction; as is well known, opposite-handed threads are provided at both ends of the split bolt 531, a fixing plate 532 is screwed at each thread to clamp the discharge fixing plate 51 from the inner side and the outer side, and an anti-slip gasket 533 is provided on the inner side of the fixing plate 532 to ensure the clamping effect. The middle of the split bolt 531 is connected to the outer side of the discharging moving plate 52 by a rigid connecting member 54.
Preferably, the discharging end fixing groove 511 includes a chute 5111 parallel to the discharging moving plate and a horizontal transverse groove 5112; when ejection of compact movable plate need take off, because ejection of compact movable plate dead weight is great, in order to avoid the risk of its landing downwards, the utility model discloses take out ejection of compact movable plate along the cross slot.
The working method comprises the following steps:
during actual construction, the device is fixed in the middle of the open caisson template through the scaffold and the scaffold retaining ring; after the primary pouring position is determined, adjusting the rotation angle of the rotary bearing 3, and rotating the discharging plate 5 to the corresponding direction to ensure that the discharging plate is at the position where the concrete is poured for the first time; after the telescopic distance of the discharging plate 5 is determined, the fixing is carried out through the fixer 53; concrete is directly poured into the concrete joint at the upper part of the device by a concrete tank truck or is poured into the feeding plate 1 by a lifting pump; vibrating the concrete in time and adjusting the position of a lower concrete outlet according to the requirement; the rotary bearing 3 can be rotated in the pouring process to realize continuous pouring.
The embodiments of the present invention have been described in detail, but the above description is only for the preferred embodiments of the present invention, and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (10)
1. The utility model provides a cast-in-place auxiliary device of large-scale open caisson which characterized in that: comprises a telescopic feeding plate, an upper vertical conveyor, a rotating bearing, a lower vertical conveyor and a telescopic discharging plate which are sequentially connected from top to bottom; the upper vertical conveyor is a tubular structure vertically arranged in the caisson, and the feeding plate is obliquely connected with one side of the top of the upper vertical conveyor; a rotary bearing is fixedly connected below the upper vertical conveyor; a lower vertical conveyor of the pipe rotor is fixedly connected below the rotary bearing; and the lower part of the lower vertical conveyor is obliquely fixed with the discharging plate.
2. The large open caisson cast-in-place auxiliary device of claim 1, wherein: an upper leakage preventer is also arranged on one side of the top end of the upper vertical conveyor, which is opposite to the feeding direction; the bottom end of the upper leakage preventer is fixed with the top end part of the upper vertical conveyor, and the top of the upper leakage preventer is an arc-shaped cover body.
3. The large open caisson cast-in-place auxiliary device of claim 1, wherein: the feeding plate comprises an arc groove type feeding fixing plate fixed with the upper vertical conveyor; a feeding moving plate with a matched shape is arranged at the inner side of the feeding fixed plate; the two ends of the inner side of the feeding fixed plate are provided with feeding end fixed grooves, and the feeding moving plate is provided with a sliding block in sliding fit with the feeding end fixed grooves; along the feeding direction, the feeding end fixing groove is gradually widened forwards; and a counterweight ring is arranged on the outer side of the feeding moving plate.
4. The large open caisson cast-in-place auxiliary device of claim 3, wherein: the upper part of the feed end fixing groove is provided with a plurality of scabbling-shaped bulges.
5. The large open caisson cast-in-place auxiliary device of claim 1, wherein: and a plurality of buckle ring columns are uniformly arranged on the outer side wall of the rotary bearing along the circumferential direction.
6. The large open caisson cast-in-place auxiliary device of claim 1, wherein: a lower leakage preventer is arranged at the position, which is opposite to the discharging plate, of the bottom end of the lower vertical conveyor; the top end of the lower leakage preventer is fixed with the bottom end of the lower vertical conveyor, and the bottom of the lower leakage preventer is an arc-shaped cover body.
7. The large open caisson cast-in-place auxiliary device of claim 1, wherein: the discharge plate comprises an arc groove-shaped discharge fixing plate connected with a lower vertical conveyor; the outer side of the discharging fixed plate is connected with a discharging movable plate with a matched shape.
8. The large open caisson cast-in-place auxiliary device of claim 7, wherein: a discharge end fixing groove is axially formed in the outer side of the discharge fixing plate; and a matched fixed sliding strip is arranged at the position, corresponding to the discharge end fixing groove, of the inner side of the discharge moving plate.
9. The large open caisson cast-in-place auxiliary device of claim 8, wherein: and the radial two sides of the discharging fixed plate and the discharging movable plate are locked by the fixing devices.
10. The large open caisson cast-in-place auxiliary device of claim 9, wherein: the fixer comprises a split bolt arranged above the discharging fixing plate along the radial direction; the thread parts at the two ends of the split bolt are connected with a fixing piece so as to clamp the discharging fixing plate from the inner side and the outer side; the inner side of the fixing piece is provided with an anti-skid gasket; the middle part of the split bolt is connected with the outer side of the discharging moving plate through a rigid connecting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020088035.6U CN212427157U (en) | 2020-01-16 | 2020-01-16 | Cast-in-place auxiliary device of large-scale open caisson |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020088035.6U CN212427157U (en) | 2020-01-16 | 2020-01-16 | Cast-in-place auxiliary device of large-scale open caisson |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212427157U true CN212427157U (en) | 2021-01-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020088035.6U Active CN212427157U (en) | 2020-01-16 | 2020-01-16 | Cast-in-place auxiliary device of large-scale open caisson |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212427157U (en) |
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- 2020-01-16 CN CN202020088035.6U patent/CN212427157U/en active Active
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