CN211172620U - Hollow superstructure of cast in situ concrete - Google Patents
Hollow superstructure of cast in situ concrete Download PDFInfo
- Publication number
- CN211172620U CN211172620U CN201921280789.5U CN201921280789U CN211172620U CN 211172620 U CN211172620 U CN 211172620U CN 201921280789 U CN201921280789 U CN 201921280789U CN 211172620 U CN211172620 U CN 211172620U
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- thin
- wall square
- fixedly connected
- wall
- square chest
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Abstract
The utility model discloses a cast-in-place concrete hollow floor, which belongs to the field of hollow floors and comprises a thin-wall square box, wherein the front side of the thin-wall square box is fixedly connected with a connecting plate, one end of the connecting plate, which is far away from the thin-wall square box, is fixedly connected with a reinforcing steel sleeve, the left side wall of the thin-wall square box is fixedly connected with a pair of reinforcing steel bars, the right side wall of the thin-wall square box is fixedly connected with a pair of connecting cylinders, the back side of the thin-wall square box is fixedly connected with a pair of connecting rods, one end of the connecting rods, which is far away from the thin-wall square box, is fixedly connected with a snap ring, the top end of the reinforcing steel sleeve is provided with a plurality of first through holes, the top end of the connecting cylinders is provided with two second through holes, the fast fixing and connection of a plurality of thin-wall square boxes can be, reasonable structure and material saving.
Description
Technical Field
The utility model relates to a hollow superstructure field, more specifically says, relates to a hollow superstructure of cast in situ concrete.
Background
When the hollow floor is built, firstly, a hollow floor formwork is built, then, bottom plate reinforcing steel bars or steel wire meshes are laid on the formwork, then, rib reinforcing steel bars are bound, four rib reinforcing steel bars are arranged in each unit and comprise two upper rib reinforcing steel bars and two lower rib reinforcing steel bars, the rib reinforcing steel bars are fixed by stirrups and binding wires, the four rib reinforcing steel bars are fixed into rectangular reinforcement cages by the stirrups, netted blank spaces are formed among the rib reinforcing steel bars, then, filling members are arranged in the blank spaces, then, top plate reinforcing steel bars are laid, then, the concrete is cast in situ, and the formwork is removed after the floor is hardened and formed, so that the hollow floor can be obtained.
A very common filling component in the hollow floor system is a thin-wall square box, and because the traditional manufacturing process needs to adopt a plurality of rib reinforcing steel bars to be bound and fixed through stirrups and binding wires, in order to ensure that the rib reinforcing steel bars are fixed with the thin-wall square box without moving, a large number of stirrups are needed to be used, and the stirrups cannot enhance the structural performance of a rib beam and the hollow floor system, the unnecessary increase of materials can be caused, a large amount of manpower is also needed to bind the rib reinforcing steel bars and the stirrups through the binding wires, and the construction complexity and the construction time are increased to a certain extent.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
To the problem that exists among the prior art, the utility model aims to provide a hollow superstructure of cast in situ concrete, it can realize quick fixed, the connection of a plurality of thin wall square chest, reduces the use of rib roof beam and the work load of ligature rib roof beam, strengthens the structural strength of hollow superstructure greatly and has reduced the construction degree of difficulty, engineering time, rational in infrastructure, save material.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
The utility model provides a hollow superstructure of cast in situ concrete, includes thin wall square chest, the positive fixedly connected with connecting plate of thin wall square chest, the one end fixedly connected with steel sleeve of thin wall square chest is kept away from to the connecting plate, a pair of reinforcing bar of left side wall fixedly connected with of thin wall square chest, a pair of connecting cylinder of right side wall fixedly connected with of thin wall square chest, a pair of connecting rod of back fixedly connected with of thin wall square chest, the one end fixedly connected with snap ring of thin wall square chest is kept away from to the connecting rod, can realize the quick fixed of a plurality of thin wall square chests, connects, reduces the use of rib roof beam and the work load of ligature rib roof beam, strengthens the structural strength of hollow superstructure greatly and has reduced the construction degree of difficulty, engineering time, rational in.
Furthermore, a plurality of first through holes are formed in the top end of the steel bar sleeve, and after concrete is poured, the concrete can enter the steel bar sleeve along the first through holes, so that an inner rib beam is fixed.
Furthermore, the top of connecting cylinder is opened chisel and is had two second through-holes, and behind the concreting, the concrete can enter into the connecting cylinder along the second through-hole to fill the gap between connecting cylinder and the inserted reinforcing bar, strengthen the compactness of connecting greatly.
Further, the inner wall of snap ring and the telescopic outer wall of reinforcing bar all are equipped with anti-skidding texture, the size and the telescopic size of reinforcing bar of snap ring match, reinforcing frictional force, the stability that the reinforcing block is connected.
Furthermore, the outer wall of the thin-wall square box is provided with a plurality of arc-shaped grooves in a chiseling mode, so that the contact area of concrete and the thin-wall square box is increased, and the connection stability is improved.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
(1) this scheme can realize quick fixed, the connection of a plurality of thin wall square chest, reduces the use of rib roof beam and the work load of ligature rib roof beam, strengthens the structural strength of hollow superstructure greatly and has reduced the construction degree of difficulty, engineering time, rational in infrastructure, save material.
(2) The top of steel bar sleeve is opened and chiseled and is had a plurality of first through-holes, and behind the concreting, the concrete can enter into steel bar sleeve's inside along first through-hole to fix the rib roof beam of inside.
(3) The top of connecting cylinder is opened and is dug there are two second through-holes, behind the concreting, the concrete can enter into the connecting cylinder along the second through-hole to fill the gap between connecting cylinder and the inserted reinforcing bar, strengthen the compactness of connecting greatly.
(4) The inner wall of snap ring and the telescopic outer wall of reinforcing bar all are equipped with anti-skidding texture, and the size of snap ring matches with the telescopic size of reinforcing bar, reinforcing frictional force, the stability that the reinforcing block is connected.
(5) The outer wall of the thin-wall square box is provided with a plurality of arc-shaped grooves in a chiseling mode, so that the contact area of concrete and the thin-wall square box is increased, and the connection stability is improved.
Drawings
Fig. 1 is a top view of the present invention;
fig. 2 is a front view of the present invention;
fig. 3 is a left side view of the present invention.
The reference numbers in the figures illustrate:
1 thin wall square chest, 2 connecting cylinders, 3 reinforcing bar, 4 connecting plates, 5 steel bar sleeves, 6 first through-holes, 7 connecting rods, 8 snap rings, 9 arc grooves, 10 second through-holes.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-3, a cast-in-place concrete hollow floor comprises a thin-wall square box 1, wherein a connecting plate 4 is fixedly connected to the front of the thin-wall square box 1, one end of the connecting plate 4, which is far away from the thin-wall square box 1, is fixedly connected with a reinforcing steel sleeve 5, the left side wall of the thin-wall square box 1 is fixedly connected with a pair of reinforcing steel bars 3, the right side wall of the thin-wall square box 1 is fixedly connected with a pair of connecting cylinders 2, the back of the thin-wall square box 1 is fixedly connected with a pair of connecting rods 7, and one end of each connecting rod 7, which is far away from the thin-wall square box 1, is fixedly connected with a snap ring 8, so that the rapid fixing and connection of a plurality of thin-wall square boxes 1 can be realized, the use of rib beams.
The top of steel sleeve 5 is opened and chiseled and is had a plurality of first through-holes 6, and behind the concreting, the concrete can enter into steel sleeve 5's inside along first through-hole 6 to fix the rib roof beam of inside.
Two second through holes 10 are dug at the top end of the connecting cylinder 2, and after concrete is poured, the concrete can enter the connecting cylinder 2 along the second through holes 10, so that gaps between the connecting cylinder 2 and the inserted reinforcing steel bars 3 are filled, and the tightness of connection is greatly enhanced.
The inner wall of snap ring 8 and steel sleeve 5's outer wall all are equipped with anti-skidding texture, and the size of snap ring 8 matches with steel sleeve 5's size, reinforcing frictional force, the stability that the reinforcing block is connected.
The outer wall of the thin-wall square box 1 is provided with a plurality of arc-shaped grooves 9 in a chiseling mode, so that the contact area between concrete and the thin-wall square box 1 is increased, and the connection stability is improved.
In use the utility model discloses the time, the operator need be in the same place a plurality of thin wall square chest 1 connection equipment, insert two reinforcing bar 3 of a thin wall square chest 1 in two connecting cylinders 2 of another thin wall square chest 1, realize horizontal fixed, then block two snap rings 8 of another thin wall square chest 1 respectively on the reinforcing sleeve 5 of this thin wall square chest 1, realize vertical fixed, then pass the inside of a plurality of reinforcing sleeve 5 respectively with the rib roof beam, can pour the concrete this moment, the concrete passes first through-hole 6 and second through-hole 10, enter into the inside of reinforcing sleeve 5 and connecting cylinder 2 respectively, pour fixedly to inside rib roof beam and reinforcing bar 3, make rib roof beam and reinforcing bar 3 design and fix in the inside of reinforcing sleeve 5 and connecting cylinder 2, like this, after the concrete hardening shaping, form hollow superstructure promptly, can realize the quick fixed of a plurality of thin wall square chest 1, The connection reduces the use of the rib beam and the workload of binding the rib beam, greatly strengthens the structural strength of the hollow floor system, reduces the construction difficulty and the construction time, and has reasonable structure and material saving.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (5)
1. The utility model provides a hollow superstructure of cast in situ concrete, includes thin wall square chest (1), its characterized in that: the utility model discloses a thin wall square chest, including thin wall square chest (1), the positive fixedly connected with connecting plate (4) of thin wall square chest (1), one end fixedly connected with steel sleeve (5) of thin wall square chest (1) are kept away from in connecting plate (4), a pair of reinforcing bar (3) of left side wall fixedly connected with of thin wall square chest (1), a pair of connecting cylinder (2) of right side wall fixedly connected with of thin wall square chest (1), a pair of connecting rod (7) of back fixedly connected with of thin wall square chest (1), one end fixedly connected with snap ring (8) of thin wall square chest (1) are kept away from in connecting rod (7).
2. The cast-in-place concrete hollow floor system according to claim 1, characterized in that: the top end of the steel bar sleeve (5) is provided with a plurality of first through holes (6).
3. The cast-in-place concrete hollow floor system according to claim 1, characterized in that: the top end of the connecting cylinder (2) is provided with two second through holes (10).
4. The cast-in-place concrete hollow floor system according to claim 1, characterized in that: the inner wall of snap ring (8) and the outer wall of steel sleeve (5) all are equipped with anti-skidding texture, the size of snap ring (8) matches with the size of steel sleeve (5).
5. The cast-in-place concrete hollow floor system according to claim 1, characterized in that: the outer wall of the thin-wall square box (1) is provided with a plurality of arc-shaped grooves (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921280789.5U CN211172620U (en) | 2019-08-08 | 2019-08-08 | Hollow superstructure of cast in situ concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921280789.5U CN211172620U (en) | 2019-08-08 | 2019-08-08 | Hollow superstructure of cast in situ concrete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211172620U true CN211172620U (en) | 2020-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921280789.5U Expired - Fee Related CN211172620U (en) | 2019-08-08 | 2019-08-08 | Hollow superstructure of cast in situ concrete |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211172620U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113006493A (en) * | 2021-03-02 | 2021-06-22 | 中国电建集团山东电力建设第一工程有限公司 | Distributed steel bar mounting tool for floor bearing plate |
-
2019
- 2019-08-08 CN CN201921280789.5U patent/CN211172620U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113006493A (en) * | 2021-03-02 | 2021-06-22 | 中国电建集团山东电力建设第一工程有限公司 | Distributed steel bar mounting tool for floor bearing plate |
| CN113006493B (en) * | 2021-03-02 | 2023-02-28 | 中国电建集团山东电力建设第一工程有限公司 | Distributed steel bar mounting tool for floor bearing plate |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200804 |