CN213979596U - Reinforcing bar overlap joint grout sleeve device - Google Patents
Reinforcing bar overlap joint grout sleeve device Download PDFInfo
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- CN213979596U CN213979596U CN202022472571.9U CN202022472571U CN213979596U CN 213979596 U CN213979596 U CN 213979596U CN 202022472571 U CN202022472571 U CN 202022472571U CN 213979596 U CN213979596 U CN 213979596U
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Abstract
The utility model provides a reinforcing bar overlap joint grout sleeve device, including grout sleeve, be provided with slip casting mouth and excessive thick liquid mouth on the grout sleeve, set up two cavitys that are used for holding the reinforcing bar side by side in the grout sleeve, the central line of two cavitys does not coincide, and the opening direction of one of them cavity makes progress, the opening direction of another cavity is downward. Frame steel bars which are fixed with the frame columns of the translation building into a whole are arranged in the cavity with the upward opening direction of the grouting sleeve; and a connecting steel bar connected with the foundation column is arranged in the cavity with the downward opening direction of the grouting sleeve. Set up connecting reinforcement in the decurrent cavity of grout sleeve's opening direction, connecting reinforcement is located the outer one end setting of cavity and internal thread sleeve, sets up the dowel in the foundation post, the dowel stretches out foundation post and its top setting and internal thread sleeve complex external screw thread. The utility model has the advantages of reliable connection and simple operation.
Description
Technical Field
The utility model belongs to the construction field, concretely relates to reinforcing bar overlap joint grout sleeve device.
Background
At present, the vertical steel bar connection mode of concrete frame post mainly has multiple forms such as overlap joint, welding, straight threaded connection, sleeve grout connection, because sleeve grout connects has advantages such as technical maturity, easy and simple to handle, connection are reliable, obtains the wide application in assembled concrete building, and concrete operation is roughly as follows: the reinforcing bar penetrates into the sleeve cavity from two ends of the sleeve, sleeve grouting material for connecting the reinforcing bar is injected between the reinforcing bar and the sleeve, and the reinforcing bar is connected together after the grouting material is solidified. After a translation building is in place, upper frame column reinforcing steel bars and newly-built foundation column reinforcing steel bars need to be connected, newly-built foundation column reinforcing steel bars inevitably have construction errors, the technical conditions are different from those of newly-built concrete frame columns, the upper frame column reinforcing steel bars and the newly-built foundation column reinforcing steel bars need to be connected under the condition that the relative positions of the upper frame column reinforcing steel bars and the newly-built foundation column reinforcing steel bars are fixed, and the frame column reinforcing steel bars are difficult to completely correspond to the newly-built foundation column reinforcing steel bars, so that the reinforcing steel bars under certain construction errors can be connected by adopting a lap joint grouting sleeve mode, the existing sleeve grouting connecting technology is applied to newly-built concrete frames and is in a butt joint mode, the end parts of two to-be-connected reinforcing steel bars are required to be aligned, errors cannot be caused, and the existing butt joint sleeve grouting connecting technology cannot be applied, so that the translation building concrete frame reinforcing steel bars are usually welded or lapped, but the space limitation welding or lapping has great operation difficulty, Poor, the big scheduling problem of work load of reliability, overlap joint grout muffjoint mode can effectively solve the steel bar connection problem after the translation building targets in place.
SUMMERY OF THE UTILITY MODEL
The utility model provides a reinforcing bar overlap joint grout sleeve device.
The purpose of the utility model is realized with the following mode: the grouting sleeve device for lap joint of the steel bars comprises a grouting sleeve, wherein a grouting opening and a grout overflow opening are formed in the grouting sleeve, two cavities used for containing the steel bars are arranged in the grouting sleeve side by side, the central lines of the two cavities do not coincide, the opening direction of one cavity is upward, and the opening direction of the other cavity is downward.
Frame steel bars which are fixed with the frame columns of the translation building into a whole are arranged in the cavity with the upward opening direction of the grouting sleeve; and a connecting steel bar connected with the foundation column is arranged in the cavity with the downward opening direction of the grouting sleeve.
Set up connecting reinforcement in the decurrent cavity of grout sleeve's opening direction, connecting reinforcement is located the outer one end setting of cavity and internal thread sleeve, sets up the dowel in the foundation post, the dowel stretches out foundation post and its top setting and internal thread sleeve complex external screw thread.
Sealing structures are arranged in gaps of the upper and lower ports of the cavity corresponding to the frame steel bars and the grouting sleeves on the frame columns; and sealing structures are arranged in gaps of the upper and lower ports of the corresponding cavity of the connecting steel bar and the grouting sleeve.
Two cavities arranged in parallel in the grouting sleeve are communicated, and the grouting sleeve is provided with a grouting opening and a grout overflow opening which are communicated with any cavity.
Two cavities arranged in parallel in the grouting sleeve are not communicated, and each cavity on the grouting sleeve is provided with a grouting opening and a grout overflow opening.
The utility model has the advantages that: the utility model discloses an improve grout sleeve cavity form, be applied to its connection of translation building upper portion frame post reinforcing bar and newly-built foundation column reinforcing bar, for the translation building connection of concrete column reinforcing bar provides a solution after targetting in place, have the advantage of connecting reliably, easy and simple to handle, also be applicable to the concrete member steel bar connection under the same kind of condition.
Drawings
Fig. 1 is a schematic view of the translational building frame column and the newly built foundation column in place.
Fig. 2 is a schematic view of the installation of the grout sleeve for the overlap joint of the reinforcing bars.
Figure 3 is a schematic view of a grout sleeve.
Fig. 4 is a schematic view of connecting bars.
FIG. 5 is a schematic view of the connection between the translational building frame column and the newly built foundation column.
Wherein, 1 is a grouting sleeve, 2 is a frame column, 3 is a frame reinforcing steel bar, 4 is a connecting reinforcing steel bar, 5 is an internal thread sleeve, 6 is a foundation column, 7 is a dowel, 8 is a protective cap, 9 is a sealing ring, 10 is a grouting opening, and 11 is a grout outlet.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings and specific embodiments. In the present invention, unless otherwise explicitly specified or limited, the terms "connected," "fixed," "disposed," and the like are to be construed broadly, either as a fixed connection, a detachable connection, or an integral part; may be directly connected or indirectly connected through an intermediate, unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art. Unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features, or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature. Relational terms such as first, 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.
As shown in fig. 1-5, a steel bar lap joint grouting sleeve 1 device includes a grouting sleeve 1, the grouting sleeve 1 is provided with a grouting opening 10 and a grout overflow opening 11, two cavities for accommodating steel bars are arranged in the grouting sleeve 1 side by side, the center lines of the two cavities do not coincide, the opening direction of one cavity is upward, and the opening direction of the other cavity is downward. Preferably the hollow lines of the two cavities are arranged in parallel. Grout sleeve 1 belongs to the component among the steel reinforcement sleeve grout connection technology, and steel reinforcement sleeve grout connection technology means that ribbed steel bar inserts the grout sleeve 1 that the inner chamber is unsmooth surface. The special high-strength cement-based grouting material is poured into the gap between the grouting sleeve 1 and the steel bar, and the steel bar is anchored in the sleeve after the grouting material is solidified, so that the steel bar connection is realized. The existing structure is used for connecting two sections of steel bars with two sections of overlapped axes or central lines. For an overlapping rebar structure, i.e., a rebar junction structure in which two connected rebars have a certain overlap length with respect to each other, the axes of the two rebars do not coincide and are at a certain distance from each other. The existing grout sleeve 1 cannot achieve the rebar junction of such a structure. The utility model provides a including two cavitys in grout sleeve 1, two cavitys set up side by side and opening opposite direction, and two reinforcing bars set up respectively in two cavitys and the bottom that the cavity was reachd to the terminal surface. After grouting connection, connection of a steel bar lap joint structure can be realized. The structure of the interior of the chamber is known in the art and will not be described in detail.
A framework reinforcing steel bar 3 fixed with a framework column 2 of the translation building into a whole is arranged in the cavity with the upward opening direction of the grouting sleeve 1; and a connecting steel bar 4 connected with a foundation column 6 is arranged in a cavity with a downward opening direction of the grouting sleeve 1. The new address of translation building is newly-built and is used for building the fixed foundation post 6 as the new basis of translation building with the translation, can set up the dowel bar 7 in the foundation post 6, and connecting reinforcement 4 can be the part that the dowel bar 7 stretches out foundation post 6, also can be one section solitary reinforcing bar, be connected as an organic whole through connection structure and dowel bar 7. The connection mode of the connecting steel bars 4 and the foundation columns 6 is various and is determined according to specific conditions.
Sealing structures are arranged in gaps between the frame steel bars 3 on the frame columns 2 and the upper and lower ports of the corresponding cavities of the grouting sleeves 1; and sealing structures are arranged in gaps of the upper and lower ports of the corresponding cavity of the connecting steel bar 4 and the grouting sleeve 1. The particular sealing structure may be one commonly known in the art. In a further embodiment, the sealing structure may be a sealing ring 9. The structure of the sealing ring 9 is a well-established product in the prior art and on the market and will not be described in detail.
Furthermore, two cavities arranged side by side in the grouting sleeve 1 are communicated with each other and are connected with the two cavities of the grouting sleeve 1 in series in a transverse mode. At this time, the grouting sleeve 1 is provided with a grouting opening 10 and a grout overflow opening 11 which are communicated with any cavity. The intercommunicating pores are arranged on the adjacent walls of the two cavities of the grouting sleeve 1, and a plurality of intercommunicating pores can be arranged in the length direction of the cavities, so that the filling effect can be better realized. In general, the grout inlet 10 is provided at the lower portion of the grout sleeve 1, and the grout outlet 11 is provided at the upper portion of the grout sleeve 1.
In other implementation, two cavities arranged side by side in the grouting sleeve 1 are not communicated, and each cavity on the grouting sleeve 1 is provided with a grouting opening 10 and a grout overflow opening 11. In this configuration, each cavity is grouted separately. Sealing structures are arranged in gaps between the frame steel bars 3 on the frame columns 2 and the upper and lower ports of the corresponding cavities of the grouting sleeves 1; and sealing structures are also arranged in gaps of the upper and lower ports of the corresponding cavity of the connecting steel bar 4 and the grouting sleeve 1.
In addition, a semi-filling connection mode can be adopted between the filling sleeve 1 and the frame column 2 and the base column 6. Namely, the frame steel bars 3 are connected with the corresponding cavities in a non-filling mode such as threaded connection, the connecting steel bars 4 are connected with the corresponding cavities in a filling mode, and sealing structures are arranged in gaps of upper and lower ports of the corresponding cavities of the connecting steel bars 4 and the grouting sleeves 1. The grouting opening 10 and the grout overflow opening 11 are arranged on one side of the grouting sleeve 1 corresponding to the cavity of the connecting steel bar 4. Or the connecting reinforcing steel bars 4 are connected with the corresponding cavities in a non-filling mode such as threaded connection, the frame reinforcing steel bars 3 are connected with the corresponding cavities in a filling mode, and sealing structures are arranged in gaps between the frame reinforcing steel bars 3 on the frame columns 2 and the upper and lower ports of the corresponding cavities of the grouting sleeves 1. The grouting opening 10 and the grout overflow opening 11 are arranged on one side of the grouting sleeve 1 corresponding to the cavity of the frame steel bar 3.
In the specific implementation: step 1: grout sleeve 1 has two cavities that communicate each other, and when the translation building was about to target in place, with grout sleeve 1 upper end cover on the frame reinforcing bar 3 of frame post 2 to make it be close to upper portion as far as possible, connecting reinforcement 4 inserts grout sleeve 1 lower extreme cavity, and connecting reinforcement 4 lower extreme welding has internal thread sleeve 5. In general, in order to make the translational building more stable, the translational building new site foundation column 6 should be larger in cross section than the corresponding upper to-be-in-place connecting frame column 2.
Step 2: after the translation building is in place, the protective cap 8 of the steel bar 7 of the foundation column 6 is removed, the internal thread sleeve 5 is aligned with the top thread of the steel bar 7, and then the fixed connecting steel bar 4 is screwed down.
And step 3: the grouting sleeve 1 is downwards made to enable the connecting steel bars 4 to be completely inserted into the cavity at the lower end of the grouting sleeve, the frame steel bars 3 of the frame column 2, the connecting steel bars 4 and gaps at the upper end and the lower end of the cavity of the grouting sleeve 1 are sealed by sealing rings 9, grouting is carried out in the cavity of the grouting sleeve 1 from a grouting opening 10, and the grouting opening 10 and the grouting opening 11 are sealed until normal bubble-free grout overflows from the grouting opening 11.
And 4, step 4: after grouting sleeve 1, frame post 2 frame reinforcing bar 3 and foundation 6 dowel bar 7 link as an organic whole through connecting reinforcement 4, prop up in the 6 outside of foundation and establish the template, with the regional solid concrete of pouring of steel bar joint, after the concrete strength reaches the requirement, frame post 2, foundation 6 link as an organic whole, the translation building is taken one's place and is accomplished.
The utility model discloses to translation building upper portion frame post reinforcing bar and newly-built foundation column reinforcing bar's characteristics such as relative relation, technological requirement, change the vertical serial-type cavity of current grout sleeve into horizontal parallel cavity, be applied to the translation building connection technique of putting in place back upper portion frame post reinforcing bar and newly-built foundation column reinforcing bar, the connection of concrete column reinforcing bar provides a solution for the translation building puts in place the connection of back concrete column reinforcing bar, have the connection reliably, easy and simple to handle's advantage, also be applicable to the concrete member steel bar connection under the homogeneous condition.
It should be noted that the terms "central," "lateral," "longitudinal," "front," "rear," "left," "right," "upper" and "lower," "vertical," "horizontal," "top," "bottom," "inner" and "outer" used in the description refer to the orientation or positional relationship as shown in the drawings, merely for the purpose of slogan to describe the patent, and do not indicate or imply that the referenced device or element must have a particular orientation, configuration, and operation in a particular orientation. Therefore, should not be construed as limiting the scope of the invention.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features. When the technical solutions are contradictory or cannot be combined, the combination of the technical solutions should be considered to be absent, and is not within the protection scope of the present invention. Also, it will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the spirit of the principles of the invention.
Claims (6)
1. The utility model provides a reinforcing bar overlap joint grout sleeve device, includes grout sleeve, is provided with slip casting mouth and excessive thick liquid mouth on the grout sleeve, its characterized in that: two cavities for containing reinforcing steel bars are arranged in the grouting sleeve side by side, the central lines of the two cavities are not overlapped, the opening direction of one cavity is upward, and the opening direction of the other cavity is downward.
2. The rebar lap joint grouting sleeve device according to claim 1, wherein: frame steel bars which are fixed with frame columns of the translation building into a whole are arranged in the cavity with the upward opening direction of the grouting sleeve; and a connecting steel bar connected with the foundation column is arranged in the cavity with the downward opening direction of the grouting sleeve.
3. The rebar lap joint grouting sleeve device as claimed in claim 2, wherein: set up connecting reinforcement in the decurrent cavity of grout sleeve's opening direction, connecting reinforcement is located the outer one end setting of cavity and internal thread sleeve, sets up the dowel in the foundation post, the dowel stretches out foundation post and its top setting and internal thread sleeve complex external screw thread.
4. The rebar lap joint grouting sleeve device as claimed in claim 2, wherein: sealing structures are arranged in gaps between the frame steel bars on the frame columns and the upper and lower ports of the corresponding cavities of the grouting sleeves; and sealing structures are arranged in gaps of the upper and lower ports of the corresponding cavity of the connecting steel bar and the grouting sleeve.
5. The rebar lap joint grouting sleeve device according to any one of claims 1-4, wherein: two cavities arranged in parallel in the grouting sleeve are communicated, and a grouting opening and a grout overflow opening communicated with any cavity are formed in the grouting sleeve.
6. The rebar lap joint grouting sleeve device according to any one of claims 1-4, wherein: two cavities arranged in parallel in the grouting sleeve are not communicated, and each cavity on the grouting sleeve is provided with a grouting opening and a grout overflow opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022472571.9U CN213979596U (en) | 2020-10-31 | 2020-10-31 | Reinforcing bar overlap joint grout sleeve device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022472571.9U CN213979596U (en) | 2020-10-31 | 2020-10-31 | Reinforcing bar overlap joint grout sleeve device |
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| Publication Number | Publication Date |
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| CN213979596U true CN213979596U (en) | 2021-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022472571.9U Active CN213979596U (en) | 2020-10-31 | 2020-10-31 | Reinforcing bar overlap joint grout sleeve device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11293183B2 (en) * | 2017-06-02 | 2022-04-05 | China State Construction Engineering Corporation Limited | Precast column base joint and construction method therefor |
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2020
- 2020-10-31 CN CN202022472571.9U patent/CN213979596U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11293183B2 (en) * | 2017-06-02 | 2022-04-05 | China State Construction Engineering Corporation Limited | Precast column base joint and construction method therefor |
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