CN215290688U - Prefabricated column connecting joint of prefabricated assembly type building - Google Patents

Abstract

The utility model relates to the technical field of building prefabricated column connection, and discloses a prefabricated column connection node for a prefabricated building, which comprises two foundation longitudinal bars fixed on a foundation, a building prefabricated column and a grouting sleeve embedded at the lower end part of the building prefabricated column; two sides of the bottom of the grouting sleeve are fixedly inserted with the upper end parts of the two foundation longitudinal ribs respectively; and the lower part of one side of the building prefabricated column is integrated with a lightning protection electricity leading mechanism, and the lightning protection electricity leading mechanism is closely connected with the foundation. The utility model discloses when the vertical downwards grafting of prefabricated post of building is on the ground of ground indulges the muscle when, the ground is indulged the muscle and is pegged graft in grout sleeve bottom both sides this moment, and at this in-process plastic insulation support pipe can directly cup joint on the pre-buried pole of leading on the ground, and the muscle is indulged with plastic insulation support pipe, the upper prop to pre-buried pole of leading this moment and electrically conductive copper pole formation electric power route, reaches the effect of lightning protection, and the installation is also very convenient, improves protection security under plastic insulation support pipe's the usefulness, and is comparatively practical.

Description

Prefabricated column connecting joint of prefabricated assembly type building

Technical Field

The utility model relates to a prefabricated post connection technical field of building specifically is prefabricated assembled building prefabricated post connected node.

Background

In high-rise buildings, strict lightning protection is needed, a column lightning protection downlead embedded part connecting node is usually adopted, in the prior art, the lightning protection downlead embedded part connecting node is only suitable for a steel bar connecting part in a cast-in-place area, and an additional steel bar or a flat steel is welded to two longitudinal bars respectively at the longitudinal stress steel bar connecting end of the column, so that the two steel bars form a communicated conductive circuit.

Through retrieval bulletin number CN 212376145U disclose a lightning protection downlead built-in fitting connected node for prefabricated post of prefabricated building, this utility model can realize linking together of two prefabricated posts from top to bottom, under the lightning protection downlead way method requirement in satisfying conventional building cast-in-place worker method requirement prerequisite, and the site operation degree of difficulty is lower, avoids because the problem of the conductive loop that the reinforcing bar does not link up and leads to breaks and lacks the construction operation face.

However, the inventor finds that the technical scheme still has at least the following defects:

when the lightning protection connected node of prefabricated post of prefabricated assembled building is being made up in this technical scheme, all adopt the later stage to pour and the mode of welding the conducting strip, not only cause exposing of conducting strip like this and have the problem of electrocution hidden danger, still can influence the connection high efficiency of actual node.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prefabricated post connected node of prefabricated assembled building, when having solved the lightning protection connected node of the prefabricated post of the prefabricated assembled building of the current combination that proposes in the background art, all adopt the later stage to pour and the mode of welding the conducting strip, so not only cause exposing of conducting strip to have the problem of electric shock hidden danger, still can influence actual node's connection high efficiency problem.

In order to achieve the above object, the utility model provides a following technical scheme: the prefabricated column connecting node of the prefabricated assembly type building comprises two foundation longitudinal bars fixed on a foundation, a prefabricated building column and a grouting sleeve embedded into the lower end part of the prefabricated building column;

the lower ends of the building prefabricated columns are lapped on the foundation, two parallel upper column longitudinal ribs are fixedly embedded in the inner cavities of the building prefabricated columns, the lower ends of the two upper column longitudinal ribs are respectively inserted into two ends of the upper part of the grouting sleeve, and two sides of the bottom of the grouting sleeve are respectively fixedly inserted into the upper ends of the two foundation longitudinal ribs; and the lower part of one side of the building prefabricated column is integrated with a lightning protection electricity leading mechanism, and the lightning protection electricity leading mechanism is closely connected with the foundation.

As a preferred embodiment of the present invention, the lightning protection electricity guiding mechanism includes a plastic insulating sleeve and a conductive copper rod; the opening of the plastic insulating sleeve is downwards fixed on the outer wall of one side of the grouting sleeve, the lower half part of the conductive copper rod is fixedly embedded in the upper part of the inner cavity of the plastic insulating sleeve, and the upper half part of the conductive copper rod is fixedly embedded in the middle of one side wall of the grouting sleeve.

As an optimal implementation mode of the utility model, lightning protection electricity guiding mechanism still includes pre-buried pole and the electrically conductive metal cover of screw thread, pre-buried pole is vertical upwards fixed embedding on the ground, and the fixed welding of the lower extreme of pre-buried pole is in one of them the muscle lateral wall is indulged to the ground, pre-buried pole activity is pegged graft plastics insulation support, the fixed embedding of screw thread electrically conductive metal cover is in the prefabricated post lateral wall of building, and the tip welding of the electrically conductive metal cover of screw thread is in electrically conductive copper pole lateral wall.

As a preferred embodiment of the utility model, the upper end of pre-buried messenger pole and the driving fit of electrically conductive copper pole lower extreme, one of them the lower extreme of the muscle is indulged to the upper prop and the driving fit of electrically conductive copper pole upper end.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses when the vertical downwards grafting of prefabricated post of building is on the ground of ground indulges the muscle when, the ground is indulged the muscle and is pegged graft in grout sleeve bottom both sides this moment, and on this in-process plastic insulation support can directly cup joint the pre-buried pole of leading on the ground, the pre-buried pole of leading now indulges muscle and conductive copper pole with plastic insulation support, last post and forms the electric power route, reaches the effect of lightning protection, and the installation is also very convenient, improves protection security under plastic insulation support's the usefulness.

2. The utility model discloses the fixed embedding of building precast column lateral wall has screw thread conductive metal cover, and the tip welding of screw thread conductive metal cover is in electrically conductive copper pole lateral wall, can make things convenient for the later stage to carry out the direction of other needs ground connection of external line through being provided with screw thread conductive metal cover at building precast column lateral wall in this setting, need not the loaded down with trivial details step of extra ground embedding conducting rod.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a front cross-sectional view of the prefabricated column connecting joint of the prefabricated assembly type building of the utility model;

fig. 2 is an enlarged schematic view of a portion a of fig. 1 according to the present invention.

In the figure: 1. a foundation; 2. grouting a sleeve; 3. building a prefabricated column; 4. upper column longitudinal ribs; 5. longitudinal reinforcement of the foundation; 6. pre-burying a power lead rod; 7. a threaded conductive metal sleeve; 8. a plastic insulating sleeve; 9. a conductive copper rod.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: the prefabricated column connecting joint for the prefabricated assembly type building comprises two foundation longitudinal ribs 5 fixed on a foundation 1, a prefabricated column 3 for the building and a grouting sleeve 2 embedded into the lower end part of the prefabricated column 3 for the building; the lower end of a building prefabricated column 3 is lapped on the foundation 1, two parallel upper column longitudinal ribs 4 are fixedly embedded in the inner cavity of the building prefabricated column 3, the lower ends of the two upper column longitudinal ribs 4 are respectively inserted at the two ends of the upper part of a grouting sleeve 2, and the two sides of the bottom of the grouting sleeve 2 are respectively fixedly inserted with the upper end parts of the two foundation longitudinal ribs 5 to form a stable positioning measure; lie in 3 one side lower parts of prefabricated post of building integration and have lightning protection mechanism of leading electricity, lightning protection mechanism of leading electricity is connected with 1 driving fit of ground, so that when 3 vertical pegs graft downwards of prefabricated post of building on the ground of ground 1 indulges muscle 5, the ground is indulged muscle 5 and is pegged graft in 2 bottom both sides of grout sleeve this moment, plastic insulation support 8 can directly cup joint on pre-buried pole 6 of leading on ground 1 at this in-process, pre-buried pole 6 and plastic insulation support 8 of leading this moment, it indulges muscle 4 and electrically conductive copper pole 9 formation electric power route to go up the post, reach the effect of lightning protection.

Referring to fig. 2, the lightning protection electricity guiding mechanism includes a plastic insulating sleeve 8 and a conductive copper rod 9; 8 openings of plastic insulation sleeve are fixed downwards at the outer wall of one side of grouting sleeve 2, the lower half part of conductive copper rod 9 is fixedly embedded into the upper part of the inner cavity of plastic insulation sleeve 8, and the upper half part of conductive copper rod 9 is fixedly embedded into the middle part of the side wall of grouting sleeve 2, so that when the prefabricated building column 3 is vertically downwards inserted into the longitudinal reinforcement 5 of the foundation 1, the longitudinal reinforcement 5 of the foundation is inserted into the two sides of the bottom of grouting sleeve 2, and a butt joint measure is formed.

Please refer to fig. 2, in a specific embodiment, the lightning protection mechanism further includes an embedded lightning rod 6, the embedded lightning rod 6 is vertically upwards fixed embedded on the foundation 1, and the lower end of the embedded lightning rod 6 is fixedly welded on the side wall of the longitudinal rib 5 of one of the foundations, when a current path is ensured to be formed, a current can be conducted through the longitudinal rib 5 of the foundation, the embedded lightning rod 6 is movably inserted into a plastic insulating sleeve 8, the plastic insulating sleeve 8 can form a rain-proof and electric shock measure for the embedded lightning rod 6, further safety is improved, the upper end of the embedded lightning rod 6 is closely attached to the lower end of a conductive copper rod 9, and the lower end of the longitudinal rib 4 of one upper column is closely attached to the upper end of the conductive copper rod 9. In this setting, pre-buried power lead pole 6 forms the electric power route with plastic insulation support 8, last post vertical bar 4 and electrically conductive copper pole 9, reaches the effect of lightning protection.

The implementation principle of the first embodiment of the application is as follows:

when 3 vertical pegs graft downwards of building prefabricated column on the muscle 5 is indulged to foundation 1's foundation, the muscle 5 is indulged to the foundation this moment and pegs graft in 2 bottom both sides of grout sleeve, in this in-process plastics insulation support 8 can directly cup joint on the pre-buried pole of leading on foundation 1 6, pre-buried pole of leading 6 and plastics insulation support 8 and the post of going up this moment indulges muscle 4 and electrically conductive copper pole 9 formation electric power route, reach the effect of lightning protection, it is also very convenient to install, improve the protection security under plastics insulation support 8's the usefulness.

Example two:

please refer to fig. 2, a threaded conductive metal sleeve 7 is fixedly embedded in the side wall of the prefabricated column 3, and the end of the threaded conductive metal sleeve 7 is welded on the side wall of the conductive copper rod 9, in the arrangement, the threaded conductive metal sleeve 7 is arranged on the side wall of the prefabricated column 3, so that the guiding of the external line to be grounded in the later period can be facilitated, and the complicated step of embedding the conductive rod into the foundation 1 is not needed.

It should be noted that, the utility model discloses a prefabricated assembled building prefabricated column connected node, each is the part that general standard spare or technical staff in the field know, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. Prefabricated assembled building prefabricated column connected node, its characterized in that: the prefabricated concrete pile comprises two foundation longitudinal ribs (5) fixed on a foundation (1), a building prefabricated column (3) and a grouting sleeve (2) embedded into the lower end part of the building prefabricated column (3);

the lower end of the prefabricated building column (3) is lapped on the foundation (1), two parallel upper column longitudinal ribs (4) are fixedly embedded in the inner cavity of the prefabricated building column (3), the lower ends of the two upper column longitudinal ribs (4) are respectively inserted into the two ends of the upper part of the grouting sleeve (2), and the two sides of the bottom of the grouting sleeve (2) are respectively fixedly inserted into the upper end parts of the two foundation longitudinal ribs (5); and a lightning protection electricity leading mechanism is integrated on the lower part of one side of the building prefabricated column (3), and the lightning protection electricity leading mechanism is closely connected with the foundation (1).

2. The prefabricated construction prefabricated pillar connection node of claim 1, wherein: the lightning protection electricity leading mechanism comprises a plastic insulating sleeve (8) and a conductive copper rod (9); the opening of the plastic insulating sleeve (8) is downwards fixed on the outer wall of one side of the grouting sleeve (2), the lower half part of the conductive copper rod (9) is fixedly embedded into the upper part of the inner cavity of the plastic insulating sleeve (8), and the upper half part of the conductive copper rod (9) is fixedly embedded into the middle part of one side wall of the grouting sleeve (2).

3. The prefabricated building prefabricated column connection node of claim 2, wherein: lightning protection electricity mechanism still includes pre-buried pole (6) and screw thread conductive metal cover (7), pre-buried pole (6) are vertical upwards fixed embedding on ground (1), and the fixed welding of the lower extreme of pre-buried pole (6) is in one of them muscle (5) lateral wall is indulged to the ground, pre-buried pole (6) activity is pegged graft plastics insulation support (8), screw thread conductive metal cover (7) are fixed embedding the prefabricated post of building (3) lateral wall, and the tip welding of screw thread conductive metal cover (7) is in electrically conductive copper pole (9) lateral wall.

4. The prefabricated building prefabricated column connection node of claim 3, wherein: the upper end of the embedded lead rod (6) is closely connected with the lower end of the conductive copper rod (9).

5. The prefabricated construction prefabricated pillar connection node of claim 1, wherein: the lower end of one of the upper column longitudinal ribs (4) is tightly sealed with the upper end of the conductive copper rod (9).

Images