CN102444281A - U-shaped force-bearing seat and construction method of steel beam-reinforced concrete floor slab structure - Google Patents
U-shaped force-bearing seat and construction method of steel beam-reinforced concrete floor slab structure Download PDFInfo
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- CN102444281A CN102444281A CN2011103315620A CN201110331562A CN102444281A CN 102444281 A CN102444281 A CN 102444281A CN 2011103315620 A CN2011103315620 A CN 2011103315620A CN 201110331562 A CN201110331562 A CN 201110331562A CN 102444281 A CN102444281 A CN 102444281A
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- socket joint
- carrying member
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- bearing base
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Abstract
The invention discloses a U-shaped force-bearing seat, which is characterized by comprising a socket joint part and a U-shaped force-bearing member, wherein the bottom of a U-shaped groove of the U-shaped force-bearing member is fixed on the socket joint part, the U-shaped force-bearing seat further comprises a puller bolt arranged on the U-shaped force-bearing member and a tightening bolt arranged on the socket joint part or the tightening bolt is fixedly arranged on an auxiliary steel plate, and the auxiliary steel plate is fixed on the socket joint part or the U-shaped force-bearing member. The invention further discloses a construction method of a steel beam-reinforced concrete floor slab structure. Compared with the traditional support formwork manner, the construction method disclosed by the invention can reduce a large number of vertical force-bearing rod parts and horizontal connecting rods for stabilizing the vertical force-bearing rods and greatly reduce the labor intensity of field workers; compared with a steel bar truss-galvanized steel sheet combined formwork, the labor intensity of the field workers is greater; and if the construction method is matched with special mechanical equipment, the construction speed of the construction method can achieve the construction speed of the steel bar truss combined formwork and meet the requirements on construction progress of a main body of an ultra-high-rise project.
Description
Technical field
The present invention relates to building engineering field, particularly relate to a kind of job practices that installs template with U type force-bearing base and girder steel-reinforced concrete floor structure.
Background technology
Anxiety along with urban land; The super highrise building of " steel pipe concrete column-steel beam-concrete core tube " structure is more and more; New construction technology makes the construction of concrete core tube reach the speed of average 3 days one decks; The lifting construction of steel core concrete column and girder steel also can be controlled on the average speed that is not more than 3 days one decks, and the formwork erection of forming the cast-in-situ steel reinforced concrete floor plates of the permanent horizontal load-carrying construction of building with girder steel jointly becomes the problem that must solve.
Two kinds of settling modes are arranged at present: (one) traditional formwork way: this mode is on the steel concrete floor plates face of accomplishing of constructing, to install formwork-support, on bracing frame, lays template, colligation floor bar again, builds floorslab concrete.Whenever could install the floor template of higher level after having watered the first floor board concrete and having reached prescribed strength again, so circulation is accomplished until whole floor concretings.This kind mode field worker labour intensity is big, speed of application is slow, can not adapt to the main body construction schedule requirement of superelevation layer engineering.(2) steel bar girder-galvanized sheet metal gang form: this kind mode adopts batch production processing; The length of striding according to plate processes required gang form in advance in factory; Directly hang on girder steel concrete formation template during construction, also as the construction operation platform of work such as floor reinforcing bar binding as floor plates.The labour intensity of this kind mode field worker is lower, speed of application is fast, can satisfy the main body construction rate request of superelevation layer engineering.Galvanized steel plain sheet in this kind gang form is mainly stressed in the construction stage, and the normal operational phase of building is generally no longer participated in bearing load, and wasting of resources phenomenon is arranged; Reinforcing bar in the gang form, designing requirement, are not wasted as the steel bar stress in the reinforced concrete floor by the equivalent substitution mode, but the expense of batch production processing is higher.Overall calculating is got up, and the cost of this kind gang form is higher, is its shortcoming place.
Summary of the invention
To the problems referred to above; The objective of the invention is to design a kind of can the dismounting easily and reuse, cost lower and can satisfy superelevation layer engineering the main body construction rate request install the job practices of template with U type force-bearing base and girder steel-reinforced concrete floor structure.
For achieving the above object, technical scheme proposed by the invention is: a kind of U type force-bearing base is characterized in that: comprise socket joint parts and a U type load-carrying member, the U type trench bottom of described U type load-carrying member is fixed on the socket joint parts.
Further, as other a kind of embodiment of the present invention, described U type load-carrying member constitutes the preferred steel plate of described rod member by two rod member and parts of the socket joint parts between two rod members that are fixed on the socket joint parts.
Further, described socket joint parts are socket joint steel pipe, socket joint screw rod or square steel pipe.
Further, as a kind of optimal way of the present invention, described U type force-bearing base also comprises the puller bolt of being located on the U type load-carrying member, and described puller bolt is preferably 1 or 2.
Further, as another kind of optimal way of the present invention, described U type force-bearing base also comprises the turnbuckle of being located on the socket joint parts.
Further, as the third optimal way of the present invention, be fixed with an auxiliary steel plate on the described socket joint parts, auxiliary steel plate is provided with and is fixed with an auxiliary steel plate on a turnbuckle or the U type load-carrying member, and auxiliary steel plate is provided with a turnbuckle.
The job practices of a kind of girder steel-reinforced concrete floor structure is characterized in that: comprise the steps:
Step 1: U type load-carrying member card is put on the bottom wing rafter of H section steel beam of installation, U type load-carrying member and H section steel beam wing rafter is hardened close;
Step 2: tighten puller bolt, U type load-carrying member and H section steel beam wing rafter are hardened close closely, again with the U type load-carrying member tension of turnbuckle with U type load-carrying member and wing rafter plate opposite side or opposite side; Make U type load-carrying member be unlikely to produce under external force mobile, topple, phenomenon such as rotation, guarantee effectively to transmit intending construction period load to the H section steel beam;
Step 3: the activity of laying is shored on the socket joint parts;
Step 4: shore the upper berth in activity and establish template truss, the slab form that makes template truss be on the suitable height, lay reinforced concrete floor is shored in the adjusting activity, promptly accomplishes the formwork work of reinforced concrete floor template;
Step 5: after the concreting of reinforced concrete floor was accomplished and reached prescribed strength, height was shored in the activity of turning down, and made the disengagement of template truss and slab form, removes slab form, laid down template truss, the activity of taking off is shored;
Step 6: unclamp turnbuckle, puller bolt on the U type load-carrying member, whole U type force-bearing base is removed.
Further, can also in step 4, after laying template back of the body a tree, used in making timber for boats on the described template truss, re-lay the slab form of reinforced concrete floor earlier, in the step 5, first stripping back of the body a tree, used in making timber for boats before removing slab form.
Compare with traditional formwork way; The present invention's technology reaches the horizontal brace rod that firm vertical load bar is used owing to reduced a large amount of vertical bearing bars; Greatly alleviated the labour intensity of field worker, compared with steel bar girder-galvanized sheet metal gang form, it is big that the labour intensity of field worker is wanted; If cooperate special mechanical equipment; Its speed of application can reach the speed of application of steel bar girder gang form and satisfy the main body construction schedule requirement of superelevation layer engineering, but it is little totally to amortize cost, does not also have wasting of resources phenomenon.
Description of drawings
Fig. 1 is a U type force-bearing base basic structure sketch map;
Fig. 2 is the another kind of embodiment basic structure of a U type force-bearing base sketch map
Fig. 3 is the basic structure sketch map that U type force-bearing base increases puller bolt;
Fig. 4 is the basic structure sketch map 1 that U type force-bearing base increases puller bolt and turnbuckle;
Fig. 5 is the basic structure sketch map 2 that U type force-bearing base increases puller bolt and turnbuckle;
Fig. 6 is installed on the sketch map 1 of assisting on the steel plate for turnbuckle;
Fig. 7 is the basic structure sketch map that is provided with 2 puller bolts;
Fig. 8 is installed on the sketch map 2 of assisting on the steel plate for turnbuckle;
Fig. 9 is used to install the sketch map 1 of template for the present invention;
Figure 10 is used to install the sketch map 2 of template for the present invention;
Figure 11 is used to install the sketch map 3 of template for the present invention;
Figure 12 is used to install the sketch map 4 of template for the present invention;
Figure 13 is used to install the sketch map 5 of template for the present invention;
Wherein: 1.U type load-carrying member, 2. the socket joint parts, 3. puller bolt, 4. turnbuckle, 5. activity shore, 6.H section steel beam, 7. slab form, 8. template back of the body a tree, used in making timber for boats, 9. template truss, 10. auxiliary steel plate.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment, the present invention is further specified.
Shown in Fig. 1-8; A kind of U type force-bearing base; Comprise a U type load-carrying member 1 and be fixed in the socket joint parts 2 on the U type load-carrying member, socket joint parts 2 can be socket joint steel pipe, socket joint screw rod or square steel pipe, and U type force-bearing base can also comprise the puller bolt of being located on the U type load-carrying member 13; Puller bolt 3 is preferably 1 or 2; And can also comprise the turnbuckle of being located on the socket joint parts 2, and perhaps adopting turnbuckle 4 is fixed on the auxiliary steel plate 10, auxiliary steel plate 10 is fixed on socket joint parts 2 or the U type load-carrying member 1.As shown in Figure 2, U type load-carrying member 1 can also be made up of two rod member and parts of the socket joint parts 2 between two rod members that are fixed on the socket joint parts 2.Its sketch map that is used for after the installation of reinforced concrete floor template is seen Fig. 9-13 with above-mentioned U type force-bearing base.
During practical implementation, the job practices of girder steel-reinforced concrete floor structure comprises the steps:
Step 1: U type load-carrying member 1 is blocked on the bottom wing rafter of the H section steel beam 6 that is put in installation, U type load-carrying member 1 and H section steel beam 6 wing rafters are hardened close;
Step 2: tighten puller bolt 3, U type load-carrying member 1 and H section steel beam 6 wing rafters are hardened close closely, with turnbuckle 4 the U type load-carrying member 1 and the U type load-carrying member 1 of H section steel beam 6 wing rafter plate opposite sides or opposite side are strained again; Make U type load-carrying member 1 be unlikely to produce under external force mobile, topple, phenomenon such as rotation, guarantee effectively to transmit intending construction period load to H section steel beam 6;
Step 3: the activity of laying shores 5 on socket joint parts 2;
Step 4: shore on 5 in activity and to lay template truss 9, the adjusting activity is shored 5 makes template truss 9 be on the suitable height, lay the slab form 7 of reinforced concrete floor, promptly accomplishes the formwork work of reinforced concrete floor template 7;
Step 5: after the concreting of reinforced concrete floor was accomplished and reached prescribed strength, 5 height were shored in the activity of turning down, and template truss 9 and slab form 7 are thrown off, remove slab form 7, lay down template truss 9, the activity of taking off shores 5;
Step 6: unclamp turnbuckle 4, puller bolt 3 on the U type load-carrying member 1, whole U type force-bearing base is removed.
Said method can also re-lay the slab form 7 of reinforced concrete floor earlier after laying template back of the body a tree, used in making timber for boats 8 on the described template truss 9 in step 4, in the step 5, and first stripping back of the body a tree, used in making timber for boats 8 before removing slab form 7.
In sum; When constructing at the scene, product of the present invention only need three easy steps just can accomplish the installation of floor template load base: to be about on the bottom wing rafter of H section steel beam that U type load-carrying member card is put in installation → to tighten the puller bolt → U type load-carrying member of U type load-carrying member and wing rafter plate opposite side or opposite side is strained with turnbuckle; Cooperate existing mature technology activity to shore again and formwork is used steel truss, can accomplish the installation of floor template easily.Adopt technique scheme; The temporary load(ing) in floor plates newly placed concrete load and when construction all through template → steel truss → activity shore → U type force-bearing base is passed on the girder steel of permanent structure; The influence whether load reliably and is not built by floorslab concrete; But multilayer is laid template simultaneously, can satisfy the main body construction schedule requirement of superelevation layer engineering fully, after related floor concreting is accomplished and reached prescribed strength; Plate soffit formwork, steel truss, activity are shored, U type force-bearing base etc. all can dismantle easily and reuse, and the overall amortization cost that calculates is lower.
Although specifically show and introduced the present invention in conjunction with preferred embodiment; But the those skilled in the art should be understood that; In the spirit and scope of the present invention that do not break away from appended claims and limited; In form with on the details the present invention is made various variations, be protection scope of the present invention.
Claims (9)
1. U type force-bearing base, it is characterized in that: comprise socket joint parts and a U type load-carrying member, the U type trench bottom of described U type load-carrying member is fixed on the socket joint parts.
2. a kind of U type force-bearing base according to claim 1 is characterized in that described U type load-carrying member is made up of two rod member and parts of the socket joint parts between two rod members that are fixed on the socket joint parts.
3. a kind of U type force-bearing base according to claim 1 is characterized in that described socket joint parts are socket joint steel pipe, socket joint screw rod or square steel pipe.
4. the described a kind of U type force-bearing base of the arbitrary claim of 1-3 as requested is characterized in that described U type force-bearing base also comprises the puller bolt of being located on the U type load-carrying member.
5. 4 described a kind of U type force-bearing bases as requested is characterized in that described puller bolt is 1 or 2.
6. according to the described a kind of U type force-bearing base of the arbitrary claim of claim 1-3, it is characterized in that described U type force-bearing base also comprises the turnbuckle of being located on the socket joint parts.
7. according to the described a kind of U type force-bearing base of the arbitrary claim of claim 1-3; It is characterized in that being fixed with on the described socket joint parts an auxiliary steel plate; Auxiliary steel plate is provided with and is fixed with an auxiliary steel plate on a turnbuckle or the U type load-carrying member, and auxiliary steel plate is provided with a turnbuckle.
8. the job practices of girder steel-reinforced concrete floor structure is characterized in that: comprise the steps:
Step 1: U type load-carrying member card is put on the bottom wing rafter of H section steel beam of installation, U type load-carrying member and H section steel beam wing rafter is hardened close;
Step 2: tighten puller bolt, U type load-carrying member and H section steel beam wing rafter are hardened close closely, again with the U type load-carrying member tension of turnbuckle with U type load-carrying member and wing rafter plate opposite side or opposite side;
Step 3: the activity of laying is shored on the socket joint parts;
Step 4: shore the upper berth in activity and establish template truss, the form surfacing that makes template truss be on the suitable height, lay reinforced concrete floor is shored in the adjusting activity, promptly accomplishes the formwork work of reinforced concrete floor template;
Step 5: after the concreting of reinforced concrete floor was accomplished and reached prescribed strength, height was shored in the activity of turning down, and made the disengagement of template truss and form surfacing, stripping panel, laid down template truss, the activity of taking off is shored;
Step 6: unclamp turnbuckle, puller bolt on the U type load-carrying member, whole U type force-bearing base is removed.
9. the job practices of a kind of girder steel according to claim 8-reinforced concrete floor structure; It is characterized in that: after laying template back of the body a tree, used in making timber for boats on the described template truss, re-lay the slab form panel earlier in the step 4; In the step 5, first stripping back of the body a tree, used in making timber for boats before the stripping panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103315620A CN102444281A (en) | 2011-09-09 | 2011-10-27 | U-shaped force-bearing seat and construction method of steel beam-reinforced concrete floor slab structure |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120338579.4 | 2011-09-09 | ||
| CN201120338579 | 2011-09-09 | ||
| CN2011103315620A CN102444281A (en) | 2011-09-09 | 2011-10-27 | U-shaped force-bearing seat and construction method of steel beam-reinforced concrete floor slab structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102444281A true CN102444281A (en) | 2012-05-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011103315620A Pending CN102444281A (en) | 2011-09-09 | 2011-10-27 | U-shaped force-bearing seat and construction method of steel beam-reinforced concrete floor slab structure |
| CN2011204162384U Expired - Fee Related CN202324606U (en) | 2011-09-09 | 2011-10-27 | U-shaped force bearing seat |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204162384U Expired - Fee Related CN202324606U (en) | 2011-09-09 | 2011-10-27 | U-shaped force bearing seat |
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| CN (2) | CN102444281A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110258887A (en) * | 2019-06-25 | 2019-09-20 | 杭州聚源建筑设计有限公司 | A kind of long-span beams rod structure and its construction method |
| CN111827669A (en) * | 2020-07-25 | 2020-10-27 | 曹峰 | Steel beam floor formwork system and construction method thereof |
| CN112573357A (en) * | 2020-12-18 | 2021-03-30 | 中国五冶集团有限公司 | Auxiliary hoisting device based on existing profile steel and installation method |
| CN113622641A (en) * | 2021-08-23 | 2021-11-09 | 盛世华邦建设工程有限公司 | Be used for high altitude support of encorbelmenting |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102444281A (en) * | 2011-09-09 | 2012-05-09 | 潘克远 | U-shaped force-bearing seat and construction method of steel beam-reinforced concrete floor slab structure |
| CN103759109B (en) * | 2014-01-07 | 2015-11-18 | 洛阳理工学院 | A kind of steel arch-shelf resistance strain gauge fixing device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3208725A (en) * | 1963-06-14 | 1965-09-28 | Fleming Devices Inc | Jacks for use with forms for concrete decks for bridges |
| US3584825A (en) * | 1968-10-14 | 1971-06-15 | Chester I Williams | Deck form support |
| CN2580029Y (en) * | 2002-10-18 | 2003-10-15 | 浙江杭萧钢构股份有限公司 | Adjustable building surface steel formwork support combined piece |
| CN2649697Y (en) * | 2003-04-30 | 2004-10-20 | 浙江杭萧钢构股份有限公司 | Adjustable-floor shuttering steel support assembly |
| CN202324606U (en) * | 2011-09-09 | 2012-07-11 | 潘克远 | U-shaped force bearing seat |
-
2011
- 2011-10-27 CN CN2011103315620A patent/CN102444281A/en active Pending
- 2011-10-27 CN CN2011204162384U patent/CN202324606U/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3208725A (en) * | 1963-06-14 | 1965-09-28 | Fleming Devices Inc | Jacks for use with forms for concrete decks for bridges |
| US3584825A (en) * | 1968-10-14 | 1971-06-15 | Chester I Williams | Deck form support |
| CN2580029Y (en) * | 2002-10-18 | 2003-10-15 | 浙江杭萧钢构股份有限公司 | Adjustable building surface steel formwork support combined piece |
| CN2649697Y (en) * | 2003-04-30 | 2004-10-20 | 浙江杭萧钢构股份有限公司 | Adjustable-floor shuttering steel support assembly |
| CN202324606U (en) * | 2011-09-09 | 2012-07-11 | 潘克远 | U-shaped force bearing seat |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110258887A (en) * | 2019-06-25 | 2019-09-20 | 杭州聚源建筑设计有限公司 | A kind of long-span beams rod structure and its construction method |
| CN111827669A (en) * | 2020-07-25 | 2020-10-27 | 曹峰 | Steel beam floor formwork system and construction method thereof |
| CN112573357A (en) * | 2020-12-18 | 2021-03-30 | 中国五冶集团有限公司 | Auxiliary hoisting device based on existing profile steel and installation method |
| CN113622641A (en) * | 2021-08-23 | 2021-11-09 | 盛世华邦建设工程有限公司 | Be used for high altitude support of encorbelmenting |
Also Published As
| Publication number | Publication date |
|---|---|
| CN202324606U (en) | 2012-07-11 |
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Application publication date: 20120509 |