CN109930493A - A kind of bent cap assembly auxiliary device and its construction method - Google Patents
A kind of bent cap assembly auxiliary device and its construction method Download PDFInfo
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- CN109930493A CN109930493A CN201910333067.XA CN201910333067A CN109930493A CN 109930493 A CN109930493 A CN 109930493A CN 201910333067 A CN201910333067 A CN 201910333067A CN 109930493 A CN109930493 A CN 109930493A
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- bent cap
- wealthy
- telescopic rod
- prefabricated
- auxiliary device
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- 238000010276 construction Methods 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 7
- 230000008602 contraction Effects 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
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- 238000012876 topography Methods 0.000 description 1
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Abstract
The invention discloses a kind of bent cap assembly auxiliary device and its construction methods, and the locating part of built-in fitting and lower part including top, built-in fitting is preset at the bottom of prefabricated bent cap, and locating part is fixed on prefabricated stand column；Built-in fitting includes embedded sleeve barrel and the telescopic rod that is arranged in inside embedded sleeve barrel；Locating part includes wealthy muzzle cylinder, the wealthy mouthpiece of inverted cone-shaped is set as at the top of wealthy muzzle cylinder, the bottom of wealthy muzzle cylinder is provided with jacking apparatus；Telescopic rod is inserted into wealthy muzzle cylinder from wealthy mouthpiece, and is against the top of jacking apparatus.The invention has the advantages that easy for installation, operation is simple, and device reliability is high；The site operation amount that reduces is arranged in built-in fitting in preset factory, improves working efficiency；Difficulty is aligned in the hoisting process for solving the problems, such as prefabricated bent cap, and the prefabricated bent cap after lifting can be adjusted, and the precision of bent cap assembly is improved.
Description
Technical field
The invention belongs to prefabricated bent cap technical field of construction, and in particular to a kind of bent cap assembly auxiliary device and its construction party
Method.
Background technique
For the situation of with a varied topography or land area limitation in traffic programme, bridge construction means are generallyd use to cope with.
In the prior art, in order to accelerate the construction process of bridge, precast splice type bridge construction is widely used.Precast splice type
Bridge reproduces field and completes assembly, therefore, precast splice type bridge is relative to entirety using be prefabricated in the factory pier stud, bent cap, stringer
For cast-in-place bridge construction, the duration is substantially reduced, improves construction efficiency.But existing precast splice type bridge exists
When the assembly of progress prefabricated stand column and prefabricated bent cap, often due to high altitude operation, so that assembled difficulty is promoted, splicing accuracy can not
It ensures, assembled error can not adjust.
Summary of the invention
According to the deficiencies of the prior art described above, It is an object of the present invention to provide bent cap assembly auxiliary device and its constructions
Method enables prefabricated bent cap to be accurately installed on construction location by the way that built-in fitting and locating part interconnected is arranged.
The object of the invention realization is completed by following technical scheme:
A kind of bent cap assembly auxiliary device, the locating part of built-in fitting and lower part including top, the built-in fitting is preset at prefabricated
The bottom of bent cap, the locating part are fixed on prefabricated stand column；The built-in fitting includes embedded sleeve barrel and is arranged described pre-
Bury the telescopic rod of sleeve inner；The locating part includes wealthy muzzle cylinder, and the wealthy mouth of inverted cone-shaped is set as at the top of the wealthy muzzle cylinder
Mouthful, the bottom of the wealthy muzzle cylinder is provided with jacking apparatus；The telescopic rod is inserted into the wealthy muzzle cylinder from the wealthy mouthpiece
It is interior, and it is against the top of the jacking apparatus.
External screw thread is provided at the top of the telescopic rod, the bottom of the embedded sleeve barrel is provided with to be adapted to the external screw thread
Internal screw thread, the depth inside the embedded sleeve barrel is greater than the length of the telescopic rod.
The bottom surface of the telescopic rod is in smooth semi-ellipsoid shape.
The jacking apparatus includes the cushion block of the jacking bolt and top of lower part, the inner wall setting of the wealthy mouth sleeve bottom
There is the screw thread being adapted to the jacking bolt.
Sliding block is provided between the jacking bolt and the cushion block.
The shape of the cushion block top surface and the shape of the telescopic rod bottom surface are mutually adapted.
Internal diameter in the middle part of the wealthy muzzle cylinder is identical as the outer diameter of the telescopic rod lower part, the maximum inner diameter of the wealthy mouthpiece
Not less than 8 times of maximum inner diameter in the middle part of the wealthy muzzle cylinder.
The lateral wall of the wealthy muzzle cylinder is provided with housing supports frame, the housing supports frame by high-strength bolt with it is described
Prefabricated stand column is fixedly connected.
It is a kind of to be related to the construction method of any of the above-described bent cap assembly auxiliary device, comprising the following steps:
Step 1: assembled auxiliary device position delimited, the built-in fitting be arranged on prefabricated bent cap according to the position,
Locating part is fixed on prefabricated stand column；
Step 2: the prefabricated bent cap being hung to the surface of construction location, the telescopic rod is pulled out to the bottom of the prefabricated bent cap
Face and fixation；
Step 3: the prefabricated bent cap being transferred to the construction location, and controls the telescopic rod and is inserted into the corresponding limit
In the part of position；
Step 4: adjusting the jacking apparatus of the locating part bottom to adjust the prefabricated bent cap in the appearance of the construction location
State.
The invention has the advantages that easy for installation, operation is simple, and device reliability is high；Built-in fitting is arranged in preset factory
Reduce site operation amount, improves working efficiency；Difficulty is aligned in the hoisting process for solving the problems, such as prefabricated bent cap, and can be right
Prefabricated bent cap after lifting is adjusted, and improves the precision of bent cap assembly.
Detailed description of the invention
Fig. 1 is the structural schematic diagram in the embodiment of the present invention under built-in fitting contraction state；
Fig. 2 is the structural schematic diagram in the embodiment of the present invention under built-in fitting extended state；
Fig. 3 is the schematic diagram of the section structure in the embodiment of the present invention under built-in fitting contraction state；
Fig. 4 is the schematic diagram of the section structure in the embodiment of the present invention under built-in fitting extended state；
Fig. 5 is the schematic view of the front view of wealthy muzzle cylinder in the embodiment of the present invention；
Fig. 6 is the side the schematic diagram of the section structure of wealthy muzzle cylinder in the embodiment of the present invention；
Fig. 7 is the side structure schematic view of wealthy muzzle cylinder in the embodiment of the present invention；
Fig. 8 is the backsight structural representation of wealthy muzzle cylinder in the embodiment of the present invention；
Fig. 9 is the structural schematic diagram that multiple auxiliary units are applied in combination in the embodiment of the present invention；
Figure 10 is the whole the schematic diagram of the section structure of bent cap assembly auxiliary device in the embodiment of the present invention.
Specific embodiment
Feature of the invention and other correlated characteristics are described in further detail by embodiment below in conjunction with attached drawing, with
Convenient for the understanding of technical staff of the same trade:
Such as Fig. 1-10, in figure respectively label be respectively as follows: embedded sleeve barrel 1, telescopic rod 2, wealthy muzzle cylinder 3, wealthy mouthpiece 4, jacking bolt 5,
High-strength bolt 6, housing supports frame 7, cushion block 8, sliding block 9, prefabricated bent cap 10, prefabricated stand column 11.
Embodiment: as Figure 1-10 shows, the present embodiment is specifically related to a kind of bent cap assembly auxiliary device and its construction method,
By the way that built-in fitting and locating part interconnected is arranged, prefabricated bent cap 10 is accurately installed on construction location.
As Figure 1-10 shows, the bent cap assembly auxiliary device in the present embodiment, the limit of built-in fitting and lower part including top
Position part, built-in fitting are preset at the bottom of prefabricated bent cap 10, and locating part is fixed on prefabricated stand column 11；Built-in fitting includes embedded sleeve barrel
1 and telescopic rod 2, telescopic rod 2 be mounted in embedded sleeve barrel 1；Locating part includes wealthy muzzle cylinder 3, and wealthy 3 top design of muzzle cylinder is to fall
The bottom of tapered wealthy mouthpiece 4, wealthy muzzle cylinder 3 is provided with jacking apparatus；Telescopic rod 2 is inserted into wealthy muzzle cylinder 3 from wealthy mouthpiece 4,
And it is against at the top of jacking apparatus.
As Figure 1-10 shows, in the present embodiment, telescopic rod 2 stretches out embedded sleeve barrel 1, can be formed in prefabricated 10 bottom of bent cap
One body of rod outstanding, body of rod underface is the locating part preset, the prefabricated constantly decline of bent cap 10, simultaneous in lifting
The body of rod is inserted into wealthy mouthpiece 4, and the bore inside locating part causes the body of rod to be limited in the position where locating part step by step also with becoming smaller
It sets, the central axis of final telescopic rod 2 and the center overlapping of axles of locating part, so that in prefabricated bent cap 10 where locating part
Position is identical as preset Hoisting Position.After drawing device is hung in the releasing of prefabricated bent cap 10, due to the influence of environment and material factor,
The position of prefabricated bent cap 10 will appear offset, by the lower reconciliation pushing tow of jacking apparatus relative limit part, can limit built-in fitting
Insertion depth, realize to the height adjustment of prefabricated 10 specific position of bent cap.
As shown in figure 9, an above-mentioned built-in fitting and a locating part can constitute an auxiliary list in the present embodiment
Member, in the construction of prefabricated bent cap 10, settable multiple groups auxiliary units, auxiliary unit are distributed in prefabricated bent cap 10 and prefabricated stand column
In 11 each connection angle.Multiple auxiliary units can limit each position of prefabricated bent cap 10, so that lifting
Position more precisely furthermore by the adjusting to the jacking apparatus in every group of auxiliary unit, can control prefabricated bent cap
The height of 10 each positions, and then posture locating for prefabricated bent cap 10 can be controlled.After the completion of prefabricated bent cap 10 is constructed, adopt
Built-in fitting is sealed with stopping.
As shown in Figs 1-4, in the present embodiment, the top of telescopic rod 2 is provided with external screw thread, the bottom setting of embedded sleeve barrel 1
There is the internal screw thread being adapted to external screw thread, enables to telescopic rod 2 is fixed to stretch out pre-buried set by above-mentioned external screw thread and internal screw thread
Cylinder 1.Depth inside embedded sleeve barrel 1 is greater than the length of telescopic rod 2, guarantees that prefabricated bent cap 10 in pouring transportational process, stretches
Bar 2 can be collapsible into embedded sleeve barrel 1, avoid improving construction efficiency to pouring and the influence of hauling operation.Telescopic rod 2
Bottom surface can reduce the friction between telescopic rod 2 and jacking apparatus in smooth hemispherical.
As viewed in figures 5-8, in the present embodiment, jacking apparatus includes the cushion block 8 of the jacking bolt 5 and top of lower part, wealthy mouth
The inner wall of 3 bottom of sleeve is provided with the screw thread being adapted to jacking bolt 5.Sliding block 9 is provided between jacking bolt 5 and cushion block 8.
The shape of 8 top surface of cushion block and the shape of 2 bottom surface of telescopic rod are mutually adapted, and can be improved being bonded between cushion block 8 and telescopic rod 2
Degree, enables prefabricated bent cap 10 swimmingly to move up and down.The top of above-mentioned cushion block 8 is directly contacted with telescopic rod 2, jacks spiral shell
Bolt 5 is changed by rotation from the height in wealthy muzzle cylinder 3, and then cushion block 8 is driven to be gone up and down, so that telescopic rod 2
And the prefabricated bent cap 10 on top being capable of up and down adjustment.Sliding block 9 by cushion block 8 with jacking bolt 5 be isolated, can reduce cushion block 8 with
Jack the abrasion between bolt 5.
As shown in Figure 5-10, in the present embodiment, the internal diameter at wealthy 3 middle part of muzzle cylinder is identical as the outer diameter of 2 lower part of telescopic rod, wealthy
The maximum inner diameter of mouthpiece 4 is not less than 8 times of wealthy 3 middle part maximum inner diameter of muzzle cylinder, and above-mentioned wealthy muzzle cylinder 3 can guarantee preform lid
Beam 10 is lifted there are also can successfully be plugged into 2 bottom of telescopic rod in the top of wealthy muzzle cylinder 3 when larger shaking, prefabricated
After 10 height of bent cap gradually declines, telescopic rod 2 enters to wealthy 3 middle part of muzzle cylinder along gradually narrowed wealthy mouthpiece 4.Wealthy muzzle cylinder
3 lateral wall is provided with housing supports frame 7, and housing supports frame 7 is fixedly connected by high-strength bolt 6 with prefabricated stand column 11, high-strength
Bolt 6 and housing supports frame 7 guarantee that locating part can be us shown firmly attached on prefabricated stand column 11.
As Figure 1-10 shows, the construction method of the bent cap assembly auxiliary device in the present embodiment, comprising the following steps: step
1: delimiting assembled auxiliary device position, built-in fitting is arranged on prefabricated bent cap 10 according to position, locating part is fixed on
On prefabricated stand column 11, the position for guaranteeing built-in fitting is corresponded to each other with the position of locating part.Step 2: prefabricated bent cap 10 being hung to and is applied
Telescopic rod 2 is pulled out bottom surface and the fixation of prefabricated bent cap 10 by the surface that station is set, by the internal screw thread of telescopic rod 2 with it is pre-buried
The externally threaded connection of sleeve 1, which is realized, to be fixed.Step 3: by prefabricated bent cap 10 decentralization to construction location, and it is equal to control telescopic rod 2
It is inserted into corresponding locating part, prefabricated bent cap 10 is gradually made to enter preset construction location under the limitation of locating part.Step
4: adjusting the jacking apparatus of locating part bottom to adjust prefabricated bent cap 10 in the posture of construction location.
The present embodiment has the advantages that easy for installation, and operation is simple, and device reliability is high；Built-in fitting is in preset factory
Interior setting reduces site operation amount, improves working efficiency；It solves and aligns difficult ask in the hoisting process of prefabricated bent cap 10
Topic, and the prefabricated bent cap 10 after lifting can be adjusted, improve the precision of bent cap assembly.
Claims (9)
1. a kind of bent cap assembly auxiliary device, which is characterized in that the locating part of built-in fitting and lower part including top, it is described pre-buried
Part is preset at the bottom of prefabricated bent cap, and the locating part is fixed on prefabricated stand column；The built-in fitting include embedded sleeve barrel and
Telescopic rod inside the embedded sleeve barrel is set；The locating part includes wealthy muzzle cylinder, is set as at the top of the wealthy muzzle cylinder
The bottom of the wealthy mouthpiece of inverted cone-shaped, the wealthy muzzle cylinder is provided with jacking apparatus；The telescopic rod is inserted into from the wealthy mouthpiece
In the wealthy muzzle cylinder, and it is against the top of the jacking apparatus.
2. a kind of bent cap assembly auxiliary device according to claim 1, which is characterized in that the top of the telescopic rod is arranged
There is an external screw thread, the bottom of the embedded sleeve barrel is provided with the internal screw thread being adapted to the external screw thread, inside the embedded sleeve barrel
Depth is greater than the length of the telescopic rod.
3. a kind of bent cap assembly auxiliary device according to claim 1, which is characterized in that the bottom surface of the telescopic rod is in light
Sliding semi-ellipsoid shape.
4. a kind of bent cap assembly auxiliary device according to claim 1, which is characterized in that the jacking apparatus includes lower part
Jacking bolt and top cushion block, the inner wall of the wealthy mouth sleeve bottom is provided with and the screw thread that is adapted to of jacking bolt.
5. a kind of bent cap assembly auxiliary device according to claim 4, which is characterized in that the jacking bolt and the pad
Sliding block is provided between block.
6. a kind of bent cap assembly auxiliary device according to claim 4, which is characterized in that the shape of the cushion block top surface with
The shape of the telescopic rod bottom surface is mutually adapted.
7. a kind of bent cap assembly auxiliary device according to claim 1, which is characterized in that interior in the middle part of the wealthy muzzle cylinder
Diameter is identical as the outer diameter of the telescopic rod lower part, and the maximum inner diameter of the wealthy mouthpiece is not less than most imperial palace in the middle part of the wealthy muzzle cylinder
8 times of diameter.
8. a kind of bent cap assembly auxiliary device according to claim 1, which is characterized in that the lateral wall of the wealthy muzzle cylinder
It is provided with housing supports frame, the housing supports frame is fixedly connected by high-strength bolt with the prefabricated stand column.
9. a kind of be related to the construction method of bent cap assembly auxiliary device described in any one of claims 1-8, which is characterized in that packet
Include following steps:
Step 1: assembled auxiliary device position delimited, the built-in fitting be arranged on prefabricated bent cap according to the position,
Locating part is fixed on prefabricated stand column；
Step 2: the prefabricated bent cap being hung to the surface of construction location, the telescopic rod is pulled out to the bottom of the prefabricated bent cap
Face and fixation；
Step 3: the prefabricated bent cap being transferred to the construction location, and controls the telescopic rod and is inserted into the corresponding limit
In the part of position；
Step 4: adjusting the jacking apparatus of the locating part bottom to adjust the prefabricated bent cap in the posture of the construction location.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910333067.XA CN109930493B (en) | 2019-04-24 | 2019-04-24 | Auxiliary assembly device for bent cap and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910333067.XA CN109930493B (en) | 2019-04-24 | 2019-04-24 | Auxiliary assembly device for bent cap and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN109930493A true CN109930493A (en) | 2019-06-25 |
| CN109930493B CN109930493B (en) | 2024-01-23 |
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| CN201910333067.XA Active CN109930493B (en) | 2019-04-24 | 2019-04-24 | Auxiliary assembly device for bent cap and construction method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112095829A (en) * | 2020-09-12 | 2020-12-18 | 北京市第三建筑工程有限公司 | Method for quickly mounting tensile vibration isolator |
| CN113235447A (en) * | 2021-05-31 | 2021-08-10 | 湖南对外建设集团有限公司 | Prefabricated bent cap installation equipment and construction method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112095829A (en) * | 2020-09-12 | 2020-12-18 | 北京市第三建筑工程有限公司 | Method for quickly mounting tensile vibration isolator |
| CN113235447A (en) * | 2021-05-31 | 2021-08-10 | 湖南对外建设集团有限公司 | Prefabricated bent cap installation equipment and construction method thereof |
| CN113235447B (en) * | 2021-05-31 | 2023-08-18 | 湖南对外建设集团有限公司 | Prefabricated bent cap mounting equipment and construction method thereof |
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|---|---|
| CN109930493B (en) | 2024-01-23 |
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