CN209099799U - The reinforcement and strengthening structure of prefabricated hollow floor - Google Patents
The reinforcement and strengthening structure of prefabricated hollow floor Download PDFInfo
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- CN209099799U CN209099799U CN201821717171.6U CN201821717171U CN209099799U CN 209099799 U CN209099799 U CN 209099799U CN 201821717171 U CN201821717171 U CN 201821717171U CN 209099799 U CN209099799 U CN 209099799U
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Abstract
The utility model discloses a kind of reinforcement and strengthening structures of prefabricated hollow floor, aim to solve the problem that prefabricated hollow floor is reinforced in China's liquidus semi-continuous casting, the technical issues of promoting whole floor strength, its drip irrigation device includes the hollow body of rod for being threaded through between prefabricated hollow floor and both ends and being threaded through in straight wall, packet slurry set, first seal, second seal, first fixing piece and the second fixing piece, the body of rod is arranged along the width direction of prefabricated hollow floor, the side wall of the body of rod is equipped with several through-holes for being used for slip casting, packet slurry is put on starches hole equipped with several thoroughly, the body of rod is threaded through in contiguous prefabricated cassette ceiling and straight wall, cement grout material injects the body of rod, cement grout material permeates in packet slurry set from through-hole, it is penetrated again from saturating slurry hole, after the solidification of cement grout material, so as to which the body of rod and packet slurry set are fixed on precast hollow building In plate, prefabricated hollow floor can be fixed on straight wall, be conducive to the intensity for reinforcing integral prefabricated cassette ceiling.
Description
Technical field
The utility model relates to building structure strengthening fields, more specifically, it relates to which a kind of prefabricated hollow floor adds
Gu reinforced structure.
Background technique
Prefabricated hollow floor sets one or several total longitudinal holes inside it, to save material, and mitigates weight；Prefabricated sky
Heart floor generallys use prestressing force cement grout material (being mainly made of in proportion stone, sand, cement, water), reinforcing bar is made,
Size is depending on house standard width of a room in an old-style house size and the ability of lifting machine.Currently, the one-storey house in work China Democratic National Construction Association house, one layer of top, two layers of die bed
The prefabricated hollow floor of building and multi-storey building generally used.
Authorization Notice No. is that the Chinese patent of CN203129421U discloses a kind of build concrete prefabricated hollow floor,
Including reinforcing bar and tube-shaped through hole, the reinforcing bar is distributed in the cement grout material of floor, tube-shaped through hole is disposed in parallel in floor
Centre, the reinforcing bar are that diameter is 6 millimeters -14 millimeters and meets the plain bar or nominal diameter of national rebar standards
For 6 millimeters -14 millimeters and meet the spirals of national rebar standards.
When building house using prefabricated hollow floor in the prior art, the both ends of several prefabricated hollow floors are taken
On the straight wall built up, then carry out building superstructure, but the connective stability of integral hollow floor and building is not high,
Have to be strengthened.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of reinforcings of prefabricated hollow floor
Reinforced structure is conducive to the intensity for promoting integral prefabricated cassette ceiling.
To achieve the above object, the utility model provides following technical solution:
A kind of reinforcement and strengthening structure of prefabricated hollow floor, including be threaded through between prefabricated hollow floor and both ends are worn
The hollow body of rod in straight wall, the packet slurry set being set on the outside of the body of rod, be arranged in body of rod both ends for sealing the of the body of rod
One sealing element, second seal, the first fixing piece for being arranged in first seal and being fixed on the body of rod for slurry set will to be wrapped
And the second fixing piece for being arranged on the body of rod and being fixed on the body of rod for slurry set will to be wrapped, the body of rod is along prefabricated hollow floor
Width direction setting, the side wall of the body of rod is equipped with several through-holes for being used for slip casting, and the packet is starched and put on equipped with several
A slurry hole.
By using above-mentioned technical proposal, prefabricated hollow floor need first in reinforcing process in precast hollow slab
With aperture on the side wall of straight wall, the body of rod passes through whole prefabricated hollow floors and both ends are each attached in straight wall, by cement grout material
The body of rod is injected, second seal is sealed the body of rod, cement grout material permeates in packet slurry set from through-hole, and packet slurry is covered in cement grout
It can sufficiently be contacted with hole wall under the action of material, increase the frictional force between packet slurry set and hole, improve reinforcement and strengthening structure
Stability, cement grout material is penetrated from saturating slurry hole again, after the solidification of cement grout material, so as to which the body of rod and packet slurry set is solid
It is scheduled in prefabricated hollow floor and straight wall, prefabricated hollow floor is conducive to reinforce integral prefabricated hollow after that can be fixed on straight wall
The intensity of floor improves the load intensity of integral prefabricated cassette ceiling.
Further, it is equipped with external screw thread on the lateral wall of the body of rod and close to its both ends, the first seal includes
The sealing cover of body of rod one end is set, and the sealing cover is equipped with the connection being threadedly coupled with external screw thread to the bending of body of rod lateral wall
Set.
By using above-mentioned technical proposal, be threadedly coupled using connector sleeve with the body of rod, so as to by sealing cover by the body of rod
One end sealing, advantageously reduce cement grout material from one end of the body of rod overflow.
Further, first fixing piece includes the fixed plate that side of the sealing cover far from the body of rod is arranged in, described solid
Several fixation holes are provided along its length on the side wall of fixed board, the fixed plate is equipped with several and sequentially passes through packet slurry set
Opposite two starch the bolt assembly in hole and fixation hole thoroughly.
By using above-mentioned technical proposal, operator covers packet slurry in the outside of the body of rod, and one end of packet slurry set is rolled up
The side for being pressed in fixed plate is acted, fixation hole is passed through by bolt assembly and starches hole thoroughly so as to which one end of packet slurry set to be fixed on
On the body of rod, the intracorporal cement grout material of bar is penetrated from through-hole to packet slurry set, then is oozed out from saturating slurry hole, solidifying to cement grout material
After Gu, be conducive to improve the frictional force between packet slurry set and hole wall, and then the stability of integral reinforcing reinforced structure can be improved.
Further, the second seal includes that sealed base and connection of the body of rod far from sealing cover one end is arranged in
Unidirectional grouting stop-valve on sealed base is set, and the unidirectional grouting stop-valve is connected with Grouting Pipe far from one end of sealed base, institute
It states sealed base and is equipped with screw-threaded counterbore close to the side of the body of rod.
By using above-mentioned technical proposal, the body of rod other end is threaded in using sealed base and is sealed, Grouting Pipe is passed through
Cement is delivered in the body of rod by pipe of cement slurries along unidirectional grouting stop-valve, has and reduces what cement grout material was overflowed from the body of rod
It may.
Further, second fixing piece includes several works being arranged on sealed base peripheral wall along its length
Type groove, the interior sliding of the I-groove are connected with drum block, and the drum block is equipped with sliding block close to one end of unidirectional grouting stop-valve, described
Stud is connected on sliding block, the stud is pierced by I-groove far from one end of sliding block and is threaded with location nut；
One end that the drum block stretches out I-groove is connected with fixed ring jointly, sets in the fixed ring along its circumferencial direction
There are several limit holes, the fixed ring, which is equipped with, sequentially passes through limit hole and the thoroughly bolt in slurry hole, and the bolt passes through slurry thoroughly
Hole is threaded with nut.
By using above-mentioned technical proposal, the other end of packet slurry set is fixed in fixed ring, limit is passed through by bolt
Block and saturating slurry hole are connect with nut thread, are fixed on the outside of the body of rod so as to wrap slurry set；According to the width of prefabricated hollow floor
Degree adjusts stud and location nut, and mobile sliding block is to drive drum block to move along I-groove, so as to adjust packet slurry set
Length, a possibility that cement grout material fills out the hole of discontented prefabricated hollow floor can be reduced with this, be conducive to precast hollow building
The hole wall of plate comes into full contact with packet slurry set, is also beneficial to increase the scope of application of reinforcement and strengthening structure.
Further, the bolt, which is pierced by between the one end and nut in slurry hole, is equipped with gasket.
Increase the contact area that nut pushes against packet slurry set using gasket by using above-mentioned technical proposal, be conducive into one
Step reinforces packet slurry and covers the connective stability on the body of rod.
Further, the sealing cover is equipped with close to the side of the body of rod for blocking the hollow convex block of the body of rod, the convex block
Lateral wall be equipped with several sealing rings.
Pass through the inner sidewall of sealing ring and the body of rod using the hollow of the convex block blocking body of rod by using above-mentioned technical proposal
Contact, so as to reinforce the frictional force of convex block and the body of rod, is conducive to be further reduced what pipe of cement slurries were overflowed from tube body
Possibility.
Further, the packet slurry set is made of Polyester Fibers.
By using above-mentioned technical proposal, using the higher intensity of polyester fiber and elasticity, in injection cement grout material
In the process, a possibility that advantageously reducing packet slurry set damage.
In conclusion the utility model has the following beneficial effects:
1, it is injected out of the body of rod using cement grout material, cement grout material infiltrates into packet slurry set along through-hole, and cement fills
Slurry is penetrated from saturating slurry hole again, after the solidification of cement grout material, so as to which the body of rod and packet slurry set are fixed on precast hollow
In floor and straight wall, be conducive to for prefabricated hollow floor being fixed on straight wall, be also beneficial to reinforce integral prefabricated cassette ceiling
Intensity, while also improving the load intensity of integral prefabricated cassette ceiling；
2, under the action of cement grout material, packet slurry set has so as to come into full contact with the hole wall of prefabricated hollow floor
Conducive to the frictional force increased between packet slurry set and hole wall, it is also beneficial to improve the stability of reinforcement and strengthening structure；
3, according to the width of prefabricated hollow floor, stud and location nut are moved, so as to move sliding block and drum block,
The length of adjustment package slurry set, the hole wall and packet slurry set for being conducive to prefabricated hollow floor come into full contact with, are also beneficial to increase to reinforce and mend
The scope of application of strong structure.
Detailed description of the invention
Fig. 1 is scheme of installation of the body of rod in prefabricated hollow floor and straight wall.
Fig. 2 is the structural schematic diagram of embodiment.
Fig. 3 is the structural schematic diagram for embodying first seal and the first fixing piece in embodiment.
Fig. 4 is the structural schematic diagram for embodying second seal and the second fixing piece in embodiment.
Fig. 5 is the portion A enlarged drawing in Fig. 4.
In figure: 01, prefabricated hollow floor；02, straight wall；1, the body of rod；11, external screw thread；12, convex block；13, sealing ring；2, it wraps
Slurry set；3, first seal；30, sealing cover；31, connector sleeve；32, unidirectional grouting stop-valve；33, Grouting Pipe；34, screw-threaded counterbore；4,
Second seal；40, sealed base；5, the first fixing piece；50, fixed plate；51, fixation hole；52, bolt assembly；6, second is solid
Determine part；60, I-groove；61, drum block；62, sliding block；63, stud；64, location nut；65, fixed ring；66, limit hole；67,
Bolt；68, nut；69, gasket；7, through-hole；8, hole is starched thoroughly.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment:
Referring to Figures 1 and 2, the reinforcement and strengthening structure of a kind of prefabricated hollow floor comprising be threaded through prefabricated hollow floor
The hollow body of rod 1 that between 01 and both ends are threaded through in straight wall 02, is arranged in the body of rod packet slurry set 2 for being set in 1 outside of the body of rod
The first seal 3 for sealing the body of rod 1 at 1 both ends, is arranged in first seal 3 and for that will wrap slurry second seal 4
The first fixing piece 5 and be arranged on the body of rod 1 and be fixed on the body of rod 1 for slurry set 2 will to be wrapped that set 2 is fixed on the body of rod 1
Second fixing piece 6；The body of rod 1 can use 5；
Referring to Figures 1 and 2, the body of rod 1 is arranged along the width direction of prefabricated hollow floor 01, if the side wall of the body of rod 1 is equipped with
Dry is used for the through-hole 7 of slip casting, and packet slurry set 2 is equipped with several slurry holes 8 thoroughly；Packet slurry set 2 is made of Polyester Fibers；Adding
Gu before work, first punching, the body of rod 1 being inserted in the hole, by cement grout on the side wall of two prefabricated hollow floors 01 and straight wall 02
In the material injection body of rod 1, cement grout material protrudes into packet slurry set 2 along through-hole 7, and cement grout material is big by 2 supports of set of packet slurry, thus with
The hole wall of prefabricated hollow floor 01 comes into full contact with, and can increase the frictional force of packet slurry set 2 with hole wall with this, improve reinforcement and strengthening
The stability of structure, cement grout material pass through slurry hole 8 again and overflow, and after the solidification of cement grout material, the body of rod 1 is fixed on prefabricated sky
In heart floor 01 and straight wall, prefabricated hollow floor 01 is conducive to both reinforce integral prefabricated sky so as to be fixed on straight wall 02
The intensity of heart floor 01, and improve the load intensity of integral prefabricated cassette ceiling 01.
Referring to Fig. 3, it is equipped with external screw thread 11 on the lateral wall of the body of rod 1 and close to its both ends, first seal 3 includes that setting exists
The sealing cover 30 of 1 one end of the body of rod, sealing cover 30 are equipped with close to the side of the body of rod 1 for blocking the hollow convex block 12 of the body of rod 1, convex block
12 be stud bumps 12, and the lateral wall of convex block 12 is equipped with 3 sealing rings 13, and sealing ring 13 is rubber seal；Sealing cover 30
The connector sleeve 31 being threadedly coupled with external screw thread 11 is equipped with to the bending of 1 lateral wall of the body of rod；Convex block 12 is inserted into the body of rod 1, connector sleeve
31 are threadedly coupled with the body of rod 1, so as to seal one end of the body of rod 1, reduce a possibility that cement grout material overflows.
Referring to Fig. 3, the first fixing piece 5 includes the fixed plate 50 that side of the sealing cover 30 far from the body of rod 1 is arranged in, fixed plate
50 length is equal with the diameter of sealing cover 30, and 3 fixation holes 51 are provided along its length on the side wall of fixed plate 50, fixed
Plate 50 is equipped with 3 bolt assemblies 52, and the screw bolt passes packet of bolt assembly 52 starches set 2(and starches hole 8 thoroughly with reference to Fig. 2) opposite two
(referring to Fig. 2) and fixation hole 51 are connect with nut thread；One end of packet slurry set 2 is rolled and is fixed on fixed plate 50 by operator
On, by bolt assembly 52, by fixation hole 51 and thoroughly, slurry hole 8 is connected, and is fixed on outside the body of rod 1 so as to wrap slurry set 2.
Referring to Fig. 4, second seal 4 includes sealed base of the setting in the body of rod 1 far from sealing cover 30(with reference to the one end Fig. 3)
40 and the unidirectional grouting stop-valve 32 that is arranged on sealed base 40 of connection, unidirectional grouting stop-valve 32 connect far from one end of sealed base 40
It is connected to Grouting Pipe 33, sealed base 40 is equipped with screw-threaded counterbore 34 close to the side of the body of rod 1；By screw-threaded counterbore 34 and 1 screw thread of the body of rod
Connection, so as to which sealed base 40 to be fixed on the body of rod 1, using Grouting Pipe 33 by cement grout material along unidirectional grouting stop-valve
In the 32 injection bodies of rod 1.
Referring to Fig. 5, the second fixing piece 6 includes 4 drum being arranged in 40 circumferential wall of sealed base along its length
Slot 60, the interior sliding of I-groove 60 are connected with drum block 61, and drum block 61 is equipped with close to unidirectional grouting stop-valve 32(with reference to one end of Fig. 4)
Sliding block 62 is connected with stud 63 on sliding block 62, and stud 63 is pierced by I-groove 60 far from one end of sliding block 62 and is threaded with positioning
Nut 64；
Referring to Fig. 5, one end that drum block 61 stretches out I-groove 60 is connected with fixed ring 65 jointly, justifies in fixed ring 65 along it
Circumferential direction is equipped with 4 limit holes 66, and fixed ring 65, which is equipped with, sequentially passes through limit hole 66 and thoroughly bolt of the slurry hole 8(referring to Fig. 2)
67, bolt 67 passes through slurry hole 8 thoroughly and is threaded with nut 68；Bolt 67 is pierced by between the one end and nut 68 in slurry hole 8 and is equipped with
Gasket 69；Will packet slurry set 2(referring to Fig. 2) the other end be fixed in fixed ring 65, pass through limit hole 66 and saturating using bolt 67
Slurry hole 8 is threadedly coupled with nut 68, is fixed on body of rod 1(referring to Fig. 4 so as to wrap slurry set 2) on, movement stud 63 with determine
Position nut 64, so as to mobile sliding block 62, fixed ring 65 and drum block 61, so as to be joined according to prefabricated hollow floor 01(
According to Fig. 1) width, adjust packet slurry set 2 length, reduce cement grout material fill out discontented prefabricated hollow floor 01 hole possibility
Property, the hole wall and packet slurry set 2 for being conducive to prefabricated hollow floor 01 come into full contact with, are also beneficial to increase being applicable in for reinforcement and strengthening structure
Range.
The implementation principle of above-described embodiment are as follows: punch, the body of rod 1 is inserted into prefabricated on prefabricated hollow floor 01 and straight wall 02
In the hole of cassette ceiling 01 and straight wall 02, cement grout material is poured into the body of rod 1, pipe of cement slurries infiltrate into packet along through-hole 7
It in slurry set 2, is infiltrated into prefabricated hollow floor 01 further along saturating slurry hole 8, after the solidification of cement grout material, so as to by the body of rod
1 is fixed in prefabricated hollow floor 01 and straight wall 02, and prefabricated hollow floor 01 can be then fixed on straight wall 02, is conducive to add
The intensity of strong integral prefabricated cassette ceiling 01, also improves the load intensity of integral prefabricated cassette ceiling 01.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (8)
1. a kind of reinforcement and strengthening structure of prefabricated hollow floor, it is characterised in that: including be threaded through prefabricated hollow floor (01) it
Between and both ends be threaded through in straight wall (02) the hollow body of rod (1), be set on the outside of the body of rod (1) packet slurry set (2), be arranged in bar
The first seal (3) for sealing the body of rod (1) at body (1) both ends, is arranged in first seal (3) second seal (4)
And it is used to wrap the first fixing piece (5) and be arranged on the body of rod (1) and be used to wrap that slurry set (2) is fixed on the body of rod (1)
Slurry set (2) is fixed on the second fixing piece (6) on the body of rod (1), width direction of the body of rod (1) along prefabricated hollow floor (01)
Setting, the side wall of the body of rod (1) are equipped with several through-holes (7) for being used for slip casting, and the packet slurry set (2) is equipped with several
Slurry hole (8) thoroughly.
2. the reinforcement and strengthening structure of prefabricated hollow floor according to claim 1, it is characterised in that: the body of rod (1)
External screw thread (11) are equipped on lateral wall and close to its both ends, the first seal (3) includes being arranged in the close of the body of rod (1) one end
It covers (30), the sealing cover (30) is equipped with the connector sleeve being threadedly coupled with external screw thread (11) to the bending of the body of rod (1) lateral wall
(31).
3. the reinforcement and strengthening structure of prefabricated hollow floor according to claim 2, it is characterised in that: first fixing piece
It (5) include fixed plate (50) of the setting in the side of sealing cover (30) far from the body of rod (1), edge on the side wall of the fixed plate (50)
Its length direction is equipped with several fixation holes (51), and the fixed plate (50) is equipped with several and sequentially passes through packet slurry set (2) phase
The bolt assembly (52) of hole (8) and fixation hole (51) is starched two thoroughly.
4. the reinforcement and strengthening structure of prefabricated hollow floor according to claim 2, it is characterised in that: the second seal
(4) include setting in the sealed base (40) of the body of rod (1) separate sealing cover (30) one end and be arranged on sealed base (40)
Unidirectional grouting stop-valve (32), the unidirectional grouting stop-valve (32) is connected with Grouting Pipe (33), institute far from the one end of sealed base (40)
It states sealed base (40) and is equipped with screw-threaded counterbore (34) close to the side of the body of rod (1).
5. the reinforcement and strengthening structure of prefabricated hollow floor according to claim 4, it is characterised in that: second fixing piece
It (6) include several I-grooves (60) being arranged on sealed base (40) peripheral wall along its length, the I-groove (60)
Interior sliding is connected with drum block (61), and the drum block (61) is equipped with sliding block (62) close to the one end of unidirectional grouting stop-valve (32), institute
It states and is connected on sliding block (62) stud (63), the stud (63) is pierced by I-groove (60) screw thread company far from the one end of sliding block (62)
It is connected to location nut (64)；
One end that the drum block (61) stretches out I-groove (60) is connected with fixed ring (65) jointly, edge on the fixed ring (65)
Its circumferencial direction is equipped with several limit holes (66), and the fixed ring (65), which is equipped with, sequentially passes through limit hole (66) and thoroughly slurry hole
(8) bolt (67), the bolt (67) pass through slurry hole (8) thoroughly and are threaded with nut (68).
6. the reinforcement and strengthening structure of prefabricated hollow floor according to claim 5, it is characterised in that: the bolt (67) is worn
Gasket (69) are equipped between one end and nut (68) of slurry hole (8) thoroughly out.
7. the reinforcement and strengthening structure of prefabricated hollow floor according to claim 2, it is characterised in that: the sealing cover (30)
Side close to the body of rod (1) is equipped with for blocking the hollow convex block (12) of the body of rod (1), and the lateral wall of the convex block (12) is equipped with
Several sealing rings (13).
8. the reinforcement and strengthening structure of prefabricated hollow floor according to claim 1, it is characterised in that: the packet slurry set (2)
It is made of Polyester Fibers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821717171.6U CN209099799U (en) | 2018-10-22 | 2018-10-22 | The reinforcement and strengthening structure of prefabricated hollow floor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821717171.6U CN209099799U (en) | 2018-10-22 | 2018-10-22 | The reinforcement and strengthening structure of prefabricated hollow floor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209099799U true CN209099799U (en) | 2019-07-12 |
Family
ID=67156070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821717171.6U Active CN209099799U (en) | 2018-10-22 | 2018-10-22 | The reinforcement and strengthening structure of prefabricated hollow floor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209099799U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113738002A (en) * | 2021-08-25 | 2021-12-03 | 廖福琴 | Concrete precast hollow slab |
| CN114737689A (en) * | 2022-03-25 | 2022-07-12 | 德盛合成材料有限公司 | Waterproof board and production process thereof |
-
2018
- 2018-10-22 CN CN201821717171.6U patent/CN209099799U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113738002A (en) * | 2021-08-25 | 2021-12-03 | 廖福琴 | Concrete precast hollow slab |
| CN113738002B (en) * | 2021-08-25 | 2022-09-30 | 中交(临沂)建筑科技有限公司 | Concrete precast hollow slab |
| CN114737689A (en) * | 2022-03-25 | 2022-07-12 | 德盛合成材料有限公司 | Waterproof board and production process thereof |
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