CN203531378U - Formwork device for controlling concrete flatness - Google Patents
Formwork device for controlling concrete flatness Download PDFInfo
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- CN203531378U CN203531378U CN201320634727.6U CN201320634727U CN203531378U CN 203531378 U CN203531378 U CN 203531378U CN 201320634727 U CN201320634727 U CN 201320634727U CN 203531378 U CN203531378 U CN 203531378U
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Abstract
A formwork device for controlling concrete flatness comprises a steel channel formwork, a supporting frame and a batten side mold. A plurality of stiffening plates with vertical adjusting long holes are welded in a channel of the steel channel formwork, the supporting frame is composed of a vertical rod, a horizontal rod and an inclined rod, the upper portion of the vertical rod is connected with a horizontal connecting part which is parallel to the horizontal rod and stretches into the channel of the formwork, a screw rod connected to the horizontal connecting part penetrates through the vertical adjusting long holes and are adjustably connected with the stiffening plates through nuts, the top end of the vertical rod is welded with a mold stopping transverse part which is perpendicular to and tightly attached to the outer sides of the stiffening plates, and the formwork device for controlling the concrete flatness further comprises a demoulding screw rod and a rotating handle. The device solves the technical problems that a formwork in a traditional large-area floor formwork device is not firmly supported and reinforced, so that the elevation error of concrete cast in the later procedure is large, the flatness error of the surface layer is large, the formed large-area concrete is poor in sense, and the use function is affected.
Description
Technical field
The utility model belongs to form work engineering field, particularly a kind of plate device of controlling concrete planeness.
Background technology
Along with the progress of Modern Construction Technology, to the construction quality of the large area terrace of the buildings such as underground garage, industrial premises, airport, station, require more and more higher.General wooden form or the steel form adopting of traditional large area terrace template, the reinforcement system of wooden form is generally back cord or short flitch, the reinforcement system of steel form is generally reinforced or in flooring base, squeezes into reinforcing bar by structural column around, and reinforcing bar is connected with steel form.Reinforcing bar can only limit the displacement of the horizontal both direction of steel form, and steel form also can cause vertical displacement because of own wt during concreting, at this moment the junction of two sections of steel form length directions very easily produces gap, while causing follow-up concreting, the planeness of concrete absolute altitude, surface layer all will form larger error, spillage is serious, and the large area terrace concrete sense organ after moulding is poor, and function is used in impact to a certain extent simultaneously.
Above two kinds of reinforcement systems all exist because supporting the insecure precision problem that affects formwork erection, be therefore badly in need of a kind of easy to make, cost is low, it is high to install precision, the large area terrace plate device that all transfer efficients are high.
Utility model content
The purpose of this utility model is to provide a kind of plate device of controlling concrete planeness, solve in traditional large area terrace plate device and shuttering supporting to be reinforced not firm, cause the flatness error large area terrace concrete perception large, moulding of follow-up concrete absolute altitude of building, surface layer poor, impact used the technical problems such as function.
For achieving the above object, the utility model adopts following technical scheme:
A kind of plate device of controlling concrete planeness, comprise the concrete channel-section steel template in top of the large area terrace concrete both sides that are symmetricly set on pre-construction, the concrete flitch side form of bracing frame and bottom of channel-section steel template dorsal part, the depth of section of described channel-section steel template is less than the concrete thickness of large area terrace, in groove, be welded with a plurality of stiffeners with vertical adjustment slotted hole, described stiffener is also corresponding one by one along the length direction interval setting of template with bracing frame.
Support frame as described above, by the vertical rod that is positioned at template dorsal part, bottom and is anchored at terrace bed course, is connected, is placed in the horizon bar of terrace mat surface with vertical rod, the brace that is connected to form right-angled triangle with horizon bar and vertical rod forms.
The top of described vertical rod is connected with and is parallel to horizon bar, stretches into the horizontal connector in template groove, is connected with the screw rod perpendicular to stiffener in described horizontal connector, and described screw rod is through vertical adjustment slotted hole, be connected by nut and stiffener are adjustable.
Described flitch side form is along the elongated setting of length direction of channel-section steel template, and its medial surface is concordant with the medial surface of channel-section steel template, is padded on the downside of channel-section steel template.
The top of described vertical rod is welded with vertically and is close to the shelves mould cross member in stiffener outside.
The plate device of described control concrete planeness also comprises demoulding screw rod, and described demoulding screw rod is concordant with the medial surface of web through the preformed hole on the web of channel-section steel template, and the outboard end of described demoulding screw rod is connected with turning handle.
Described screw rod is bolt or is made by reinforcing bar tapping.
Described demoulding screw rod is bolt or is made by reinforcing bar tapping.
Described vertical adjustment slotted hole is rectangular opening or elliptical aperture.
Described vertical rod, horizon bar, brace, shelves mould cross member, horizontal connector are reinforcing bar or shaped steel.
Compared with prior art the utlity model has following characteristics and beneficial effect:
The bottom of upright rod of the back support of channel-section steel plate device of the present utility model is imbedded in terrace bed course, and horizon bar is placed in terrace mat surface, and bracing diagonal form right angle triangle between the two, to guarantee the Stability Analysis of Structures of bracing frame; In channel-section steel template, spaced stiffening rib strengthens the rigidity of channel-section steel template, be used as the fixture of back support simultaneously, stiffening rib and back support connect as one by horizontal connector, avoid channel-section steel template laterally inwardly to topple, vertical rod top arranges a grade mould cross member and avoids channel-section steel template laterally outwards to topple, and effectively limits the displacement of two side direction of plate device level; The screw rod being connected with in horizontal connector is through the vertical adjustment hole of stiffening rib, by nut and stiffener are adjustable, be connected, and match with flitch side form height, carry out the absolute altitude fine setting of channel-section steel template, guarantee that terrace both sides channel-section steel formwork elevation measuring is consistent, control the planeness of terrace.
Bracing frame can arrange in the segmentation place both sides of the channel-section steel template of full wafer terrace, avoid channel-section steel template vertically to topple up and down, the vertical displacement of limiting groove steel form, makes the gap of two sections of channel-section steel templates segmentation place tight, and the phenomenon of spillage occurs while avoiding concreting.
The utility model can add the demoulding member that comprises stripper bolt in plate device, and on stripper bolt, connect the turning handle of the demoulding, make channel-section steel template by the strength of screw thread away from the large area terrace concrete of having built, be convenient in demoulding, knockout course does not damage completed concrete.
Channel-section steel plate device manufacturing process of the present utility model only need be bought a small amount of channel-section steel utilizing for turnover, and all the other members all can adopt on-the-spot waste and old steel to carry out welding processing, cheap, easy to make, easy to use.
Channel-section steel plate device of the present utility model can effectively be controlled the planeness of terrace, effectively solve in large area the unmanageable difficult problem of planeness in level ground or construction of leveling blanket, can be widely used in large area terrace or the construction of leveling blanket places such as factory building, garage, market, station, airport.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in more detail.
Fig. 1 is the structural representation of channel-section steel template of the present utility model and bracing means.
Fig. 2 is that channel-section steel template of the present utility model is installed schematic top plan view.
Fig. 3 is the structural representation of D node in Fig. 2.
Fig. 4 is the P direction side-looking structural representation in Fig. 2.
Fig. 5 is the Q direction side-looking structural representation in Fig. 2.
Fig. 6 is the structural representation before the demoulding of demoulding screw rod in the utility model construction method.
Fig. 7 is the structural representation after the demoulding of demoulding screw rod in the utility model construction method.
Fig. 8 is the mark schematic diagram of Fig. 1.
Fig. 9 is the mark schematic diagram of Fig. 3.
Figure 10 is the mark schematic diagram of Fig. 5.
Reference numeral: 1-channel-section steel template, 2-stiffener, 3-vertical adjustment slotted hole, 4-shelves mould cross member, 5-horizontal connector, 6-screw rod, 7-vertical rod, 8-horizon bar, 9-brace, 10-flitch side form, 11-demoulding screw rod, 12-preformed hole, 13-turning handle, 14-terrace bed course, 15-nut, 16-angle steel floating rule, 17-large area terrace concrete.
The specific embodiment
Embodiment is shown in Figure 2, take and designs the concrete design thickness a of large area terrace as 200mm is example, describes making and the work progress of channel-section steel plate device in detail, and mark length is referring to shown in Fig. 8～10.
Shown in Fig. 1～5, a kind of plate device of controlling concrete planeness, comprise the concrete channel-section steel template 1 in top of large area terrace concrete 17 both sides that are symmetricly set on pre-construction, the concrete flitch side form 10 of bracing frame and bottom of channel-section steel template dorsal part, the depth of section of described channel-section steel template 1 is less than the thickness of large area terrace concrete 17, in groove, be welded with a plurality of stiffeners 2 with vertical adjustment slotted hole 3, described stiffener is also corresponding one by one along the length direction interval setting of template with bracing frame.
During making, need choose according to the concrete thickness of large area terrace the size of each member of channel-section steel plate device, the channel-section steel that channel-section steel template 1 generally selects depth of section to be less than the concrete design thickness of large area terrace is made, in the present embodiment, choose the channel-section steel that depth of section is less than 200mm, 10# channel-section steel for example, the high b of waist is 100mm.First on stiffener 2 plates, open vertical adjustment slotted hole 3, and then stiffener 2 is soldered in groove.Described vertical adjustment slotted hole 3 is rectangular opening or elliptical aperture, and the present embodiment is rectangular opening, and size can be long c=70mm, the wide 8mm of d=.
Shown in Fig. 1, Fig. 3～5, support frame as described above is by the vertical rod 7 that is positioned at template dorsal part, bottom and is anchored at terrace bed course 14, be connected, be placed in the horizon bar 8 on terrace bed course 14 surfaces with vertical rod 7, the brace 9 that is connected to form right-angled triangle with horizon bar 8 and vertical rod 7 forms, the top of described vertical rod 7 is connected with and is parallel to horizon bar 8, stretches into the horizontal connector 5 in template groove, in described horizontal connector 5, be connected with the screw rod 6 perpendicular to stiffener 2, described screw rod 6 passes vertical adjustment slotted hole 3, by nut 15, is connected with stiffener 2 is adjustable.
Shown in Fig. 1, Fig. 3～4, for avoiding channel-section steel template laterally outwards to topple, the top of described vertical rod 7 can be welded with one section vertically and be close to the shelves mould cross member 4 in stiffener 2 outsides.Shown in Figure 3, overlook plate device, L-shaped between shelves mould cross member 4 and brace 9, the length of shelves mould cross member 4 is variable length also, makes between grade mould cross member 4 and brace 9 T-shaped.
Described vertical rod 7, horizon bar 8, brace 9, shelves mould cross member 4, horizontal connector 5 can be reinforcing bar or shaped steel, in the present embodiment, all choose the reinforcement fabrication of different-diameter, it is 16 reinforcing bar that vertical rod 7 can be selected diameter, length e can be 200mm, the length f being wherein anchored in terrace bed course 14 can be 50mm, top reserves 150mm as the carrier of all the other associated components, anchors into long meeting and causes the unstable of top support body.Horizontal connector 5 is welded with the top of vertical rod, and in the same horizontal line, in the present embodiment, horizontal connector 5 can be 20mm apart from the distance g at vertical rod top for welding position and the welding position of brace 9 in vertical rod.
The reinforcing bar that described horizon bar 8, brace 9, shelves mould cross member 4 can be all 16 with diameter, described horizontal connector 5 is welded in vertical rod 7, can select diameter to be less than the reinforcement fabrication of vertical rod 7, chooses the reinforcing bar that diameter is 12mm in the present embodiment, and length h can be 30mm; Described screw rod 6 is welded in horizontal connector 5, and the reinforcing bar tapping that can select diameter to be less than horizontal connector 5 is made or bolt, chooses diameter and is 8 reinforcing bar tapping and make in the present embodiment, and length k is 30mm.The length j of described shelves mould cross member 4 is 30mm.
Described flitch side form 10 is along the elongated setting of length direction of channel-section steel template 1, and its medial surface is concordant with the medial surface of channel-section steel template, is padded on the downside of channel-section steel template 1, restriction concrete spillage.More than flitch side form 10 can pad one deck, height n is 100mm.
Convenience for the follow-up demoulding, adjustable large area terrace channel-section steel plate device also can arrange demoulding member, in the present embodiment, demoulding member is demoulding screw rod 11, described demoulding screw rod 11 is concordant with the medial surface of web through the preformed hole 12 on the web of channel-section steel template, and demoulding screw rod 11 can be bolt or be made by reinforcing bar tapping.The outboard end of described demoulding screw rod 11 is connected with turning handle 13.Preformed hole diameter on the present embodiment median ventral plate is 19mm, and it is that the reinforcing bar tapping of 20mm is made that demoulding screw rod 11 is chosen diameter, and fixed handle 13 is chosen the reinforcing bar welding that diameter is 12mm.
A construction method of applying the plate device of above-mentioned control concrete planeness, construction sequence is as follows:
In described step 3, while having execution conditions, can on the web of channel-section steel template, perforate be installed by the demoulding member that comprises demoulding screw rod 11 and turning handle 13.
In described step 10, can use drill rod to unload channel-section steel template, as demoulding member has been installed in plate device in advance, rotatable turning handle 13 makes channel-section steel template away from concreting by demoulding screw rod 11, unloads lower bolster.
After the storehouse concrete that completes A, C is built, carry out B, D and fill in barn and build, at this moment without using template, directly take A, C storehouse top of concrete carries out angle steel, bracing wire levelling and polishing as standard absolute altitude line.
Society, numerous Grounds such as underground garage, industrial premises, airport, station all tend to do Base Smoothness are required to extra high epoxide terrace paint.And as basic unit's (large area terrace or leveling layer) of epoxide terrace paint, it is abnormal large that planeness is controlled difficulty.Mainly for the channel-section steel plate device adopting in large area terrace or construction of leveling blanket process, set forth herein, its advantage is effectively to control the planeness of terrace or leveling layer, concrete surface sense organ after moulding is good, and plate device is easy to make, can have enough to meet the need utilization, cost drops into low, can be widely used in large area terrace and construction of leveling blanket.
Claims (7)
1. a plate device of controlling concrete planeness, comprise that the concrete channel-section steel template in top (1) of large area terrace concrete (17) both sides that is symmetricly set on pre-construction is, the bracing frame of channel-section steel template dorsal part and the concrete flitch side form in bottom (10), it is characterized in that: the depth of section of described channel-section steel template (1) is less than the thickness of large area terrace concrete (17), in groove, be welded with the stiffener (2) of a plurality of band vertical adjustment slotted holes (3), described stiffener is also corresponding one by one along the length direction interval setting of template with bracing frame
Support frame as described above is by the vertical rod (7) that is positioned at template dorsal part, bottom and is anchored at terrace bed course (14), be connected, be placed in the surperficial horizon bar (8) of terrace bed course (14) with vertical rod (7), the brace (9) that is connected to form right-angled triangle with horizon bar (8) and vertical rod (7) forms
The top of described vertical rod (7) is connected with and is parallel to horizon bar (8), stretches into the horizontal connector (5) in template groove, in described horizontal connector (5), be connected with the screw rod (6) perpendicular to stiffener (2), described screw rod (6) is through vertical adjustment slotted hole (3), by nut (15) and adjustable connection of stiffener (2)
Described flitch side form (10) is along the elongated setting of length direction of channel-section steel template (1), and its medial surface is concordant with the medial surface of channel-section steel template, is padded on the downside of channel-section steel template (1).
2. a kind of plate device of controlling concrete planeness according to claim 1, is characterized in that: the top of described vertical rod (7) is welded with vertically and is close to the shelves mould cross member (4) in stiffener (2) outside.
3. a kind of plate device of controlling concrete planeness according to claim 1 and 2, it is characterized in that: the plate device of described control concrete planeness also comprises demoulding screw rod (11), described demoulding screw rod (11) is concordant with the medial surface of web through the preformed hole (12) on the web of channel-section steel template, and the outboard end of described demoulding screw rod (11) is connected with turning handle (13).
4. a kind of plate device of controlling concrete planeness according to claim 1 and 2, is characterized in that: described screw rod (6) is bolt or is made by reinforcing bar tapping.
5. a kind of plate device of controlling concrete planeness according to claim 3, is characterized in that: described demoulding screw rod (11) is bolt or is made by reinforcing bar tapping.
6. a kind of plate device of controlling concrete planeness according to claim 1, is characterized in that: described vertical adjustment slotted hole (3) is rectangular opening or elliptical aperture.
7. a kind of plate device of controlling concrete planeness according to claim 2, is characterized in that: described vertical rod (7), horizon bar (8), brace (9), shelves mould cross member (4), horizontal connector (5) are reinforcing bar or shaped steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320634727.6U CN203531378U (en) | 2013-10-15 | 2013-10-15 | Formwork device for controlling concrete flatness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320634727.6U CN203531378U (en) | 2013-10-15 | 2013-10-15 | Formwork device for controlling concrete flatness |
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| Publication Number | Publication Date |
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| CN203531378U true CN203531378U (en) | 2014-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320634727.6U Withdrawn - After Issue CN203531378U (en) | 2013-10-15 | 2013-10-15 | Formwork device for controlling concrete flatness |
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| CN (1) | CN203531378U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103498555A (en) * | 2013-10-15 | 2014-01-08 | 中国建筑第二工程局有限公司 | Adjustable large-area floor steel channel formwork system and construction method thereof |
| CN105220882A (en) * | 2015-09-16 | 2016-01-06 | 中天建设集团有限公司 | A kind of cement waters smashes thickness control device and using method thereof |
| CN107642368A (en) * | 2017-09-30 | 2018-01-30 | 中铁第四勘察设计院集团有限公司 | A kind of adjustable height prefabricated box culvert and its adjusting method |
-
2013
- 2013-10-15 CN CN201320634727.6U patent/CN203531378U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103498555A (en) * | 2013-10-15 | 2014-01-08 | 中国建筑第二工程局有限公司 | Adjustable large-area floor steel channel formwork system and construction method thereof |
| CN103498555B (en) * | 2013-10-15 | 2015-09-16 | 中国建筑第二工程局有限公司 | Adjustable large area terrace steel channel formwork system and construction method thereof |
| CN105220882A (en) * | 2015-09-16 | 2016-01-06 | 中天建设集团有限公司 | A kind of cement waters smashes thickness control device and using method thereof |
| CN107642368A (en) * | 2017-09-30 | 2018-01-30 | 中铁第四勘察设计院集团有限公司 | A kind of adjustable height prefabricated box culvert and its adjusting method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140409 Effective date of abandoning: 20150916 |
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| RGAV | Abandon patent right to avoid regrant |