CN204676875U - For the removable shaped steel anchor ring of builder's jack - Google Patents
For the removable shaped steel anchor ring of builder's jack Download PDFInfo
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- CN204676875U CN204676875U CN201520302070.2U CN201520302070U CN204676875U CN 204676875 U CN204676875 U CN 204676875U CN 201520302070 U CN201520302070 U CN 201520302070U CN 204676875 U CN204676875 U CN 204676875U
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- loop
- nut
- anchor ring
- steel
- builder
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Abstract
The utility model discloses a kind of removable shaped steel anchor ring for builder's jack of building material field, be formed by connecting by U-loop, keeper plate of steel, firm reinforcing bar, sleeve pipe, pad and nut.U-loop is formed through bending of colding pressing by plain bar, the firm reinforcing bar of bottom welding of U-loop, the bottom of firm reinforcing bar and U-loop is right-angled intersection, the two ends mantle fiber of U-loop and supporting pad and nut, keeper plate of steel is rectangle, and the axis of keeper plate of steel is provided with the through hole of two symmetry arrangement, and the aperture of through hole is greater than the diameter of U-loop, distance between two through holes is equal with the distance between U-loop opening two ends, the two ends complementary sleeves of U-loop.The utility model has that accurate positioning, easy construction, raising effect, safety are high, Loss reducing and the advantage such as to reduce costs.
Description
Technical field
The utility model relates to a kind of constructional materials, and more particularly, the utility model relates to the removable shaped steel anchor ring for builder's jack of a kind of accurate positioning, easy construction, saving steel and raising effect.
Background technology
General builder's jack shaped steel anchor ring is single use (permanent pre-buried), loss great deal of steel; Use procedure is highly unadjustable, is difficult to accurate location; Installation and removal process need with welding and cutting operation coordinative construction, and the naked light that work progress welding and oxygen cutting produce causes potential safety hazard.
Summary of the invention
The purpose of the present utility model overcomes the deficiencies in the prior art, provides the removable shaped steel anchor ring for builder's jack of a kind of accurate positioning, easy construction, saving steel and raising effect.
The purpose of the present utility model is achieved through the following technical solutions:
A kind of removable shaped steel anchor ring for builder's jack, by U-loop, keeper plate of steel, firm reinforcing bar, sleeve pipe, pad and nut are formed by connecting, it is characterized in that: described U-loop is formed through bending of colding pressing by plain bar, the firm reinforcing bar of bottom welding of U-loop, described firm reinforcing bar and the bottom of U-loop are right-angled intersection, the two ends mantle fiber of described U-loop and supporting pad and nut, described keeper plate of steel is rectangle, the axis of keeper plate of steel is provided with the through hole of two symmetry arrangement, the aperture of described through hole is greater than the diameter of U-loop, distance between two through holes is equal with the distance between U-loop opening two ends, the two ends complementary sleeves of described U-loop.
The purpose of the present utility model can also be achieved through the following technical solutions:
The distance at described U-loop opening two ends is 155mm, and its material is the length >=150mm of the hot calendering round bar of diameter 16mm, mantle fiber.Described firm reinforcing bar is the round steel of two long 80mm of diameter 8mm, and employing full weld is welded in the both sides bottom U-loop.Described keeper plate of steel is Q235 level steel plate, and its width is 100mm, thickness is 10mm, and its through hole is greater than 45mm outside keeper plate of steel.Described nut is double nut, i.e. each supporting two nuts in the two ends of U-shaped pipe, and wherein a nut is plain nut; Another is binding nut.Described nut is not treated or through zinc-plated purification process.Described sleeve pipe is divided into two sections, be enclosed within respectively U-loop mantle fiber section and without mantle fiber section.The material of described sleeve pipe is PVC sleeve pipe or PPR sleeve pipe.
Compared with prior art, the utility model has following beneficial effect:
1. accurate positioning, not easily off normal
Shaped steel anchor ring bottom welding is firm, and reinforcing bar becomes with anchor ring " ten " word intersects, and form certain stabilising system, be convenient to reinforcing, accurate positioning is off normal not easily.
2. soap-free emulsion polymeization pre-buried, be easy to dismounting
Adopt " PVC " sleeve pipe outside shaped steel anchor ring, concrete and anchor ring round steel are isolated, easy installation and removal.
3. reduce spillage of material, reduce construction cost
Anchor ring first adopts round steel to be processed into scale U-loop, and screw rod clod wash becomes " U " type ring, the firm reinforcing bar of " U " type ring bottom welding, and prepare scale steel plate, pad, nut by quantity, complete anchor ring machines, and is directly transported to job site when needing pre-buried.After external scaffolding is removed, anchor ring and sleeve pipe can reuse, and decrease the loss of pre-buried anchor ring steel.
4. improve effect
By an overhang layer, install the fixing end of a floor shaped steel, routine needs 2-3 days, have employed this method and foreshortens to 1 day.Demolishing process is simple, and remove a floor shaped steel, conventional construction, extracts i iron, cuts off anchor ring and at least needs 4-5 days, and by using this method, remove anchor ring, anchor ring centralized recovery needs at most 1.5 days, and the amount of labour reduces.
5. safety is high
Shaped steel simply to be tightened, unscrewing operation after settling, and just the shaped steel of movement can be adjusted, fasteningly to put in place.Shaped steel location, fixing, clamping, entirely with bolts, keeper plate of steel height adjustable, is locked by double nut, and batch production is processed, and has stopped the construction of secondary cut welding, does not need to adopt work with torches, stops potential safety hazard.
6. easy construction
Install, remove simple and convenient, solve the shaped steel that the pre-buried height tolerance of anchor ring causes and settle difficult problem, top does not need the security measure with gad or hard-wood wedge wedging simultaneously; Concreting terminates directly to be placed in inside anchor ring by shaped steel afterwards, decreases the difficulty that conventional construction wears shaped steel, and work efficiency improves, and discarded object is few.
7. regular maintenance is convenient, easy to operate
Whether because nut and adjustable steel pressing plate are on floor, be convenient to security official in current check, can loosen by Timeliness coverage nut, the very first time carries out finishing process.
Accompanying drawing explanation
Fig. 1 is the removable shaped steel anchor ring main body schematic diagram for builder's jack;
Fig. 2 is the removable shaped steel anchor ring keeper plate of steel schematic diagram for builder's jack;
Fig. 3 is the removable shaped steel anchor ring sleeve pipe schematic diagram for builder's jack;
Fig. 4 builds front scheme of installation for the removable shaped steel anchor ring of builder's jack;
Fig. 5 is removable shaped steel anchor ring for builder's jack and shaped steel anchoring schematic diagram;
In figure: U-loop 1, keeper plate of steel 2, firm reinforcing bar 3, sleeve pipe 4, pad 5, nut 6, mantle fiber 7, iron wire 8, iron nail 9, through hole 10, shaped steel 11.
Detailed description of the invention
Below in conjunction with drawings and Examples, essentiality content of the present utility model is described in further detail:
As shown in Figure 1 to Figure 3: a kind of removable shaped steel anchor ring for builder's jack, be formed by connecting by U-loop 1, keeper plate of steel 2, firm reinforcing bar 3, sleeve pipe 4, pad 5 and nut 6.U-loop 1 is formed through bending of colding pressing by diameter 16mm plain bar, the distance at U-loop 1 opening two ends is 155mm, the two ends mantle fiber 7 of U-loop 1 and supporting pad 5 and nut 6, length >=the 150mm of mantle fiber 7, nut 6 is double nut, i.e. each supporting two nuts 6 in the two ends of U-shaped pipe 1, wherein a nut 6 is plain nut; Another is binding nut 6, and nut 6 is not treated or through zinc-plated purification process.Two nuts 6 are after tightening, and the axial force produced between nut 6, makes the frictional force between nut 6 tooth and bolt tooth increase and prevent nut 6 from automatically getting loose.The bottom of U-loop adopts full weld to weld the firm reinforcing bar that 2 diameters are the long 80mm of 8mm, bottom and the firm reinforcing bar 3 of U-loop 1 form right-angled intersection, and thus bottom steadily, is located convenient and swift, fixing by being anchored at iron wire 8, iron nail 9 in template, ensure setting accuracy.Keeper plate of steel 2 is rectangular Q235 level steel plate, it is wide × thick that size should not be less than 100mm × 10mm(), the axis of keeper plate of steel 2 is provided with the through hole 10 of two symmetry arrangement, through hole 10 is not less than 45mm outside position to steel plate, the aperture of through hole 10 is greater than the diameter of U-loop 1, and the distance between two through holes 10 is equal with the distance between U-loop 1 opening two ends, enables the through hole 10 of two ends through keeper plate of steel 2 of U-loop 1, nut 6 is fixedly tightened, and can regulate the elasticity of keeper plate of steel 2 at any time.The two ends complementary sleeves 4 of U-loop 1, sleeve pipe 4 is divided into two sections, be enclosed within respectively U-loop 1 mantle fiber 7 sections and without mantle fiber 7 sections, the material of sleeve pipe 4 is pvc pipe or PPR pipe.Adopt soap-free emulsion polymeization pre-buried technology: protected (see Fig. 4) through floor plates place overcoat PVC sleeve pipe 4 by U-loop 1, before concreting by U-loop 1 and firm reinforcing bar 3 soap-free emulsion polymeization pre-buried, and play the effect of protection mantle fiber.When installing and use, with the bonding of firm reinforcing bar 3 with concrete structure small size bottom U-loop 1, the installation facilitating shaped steel 11, with firm, also ensure that security performance and the using function needs of anchor ring.When scaffold is removed, vertically beat anchor ring top, anchor ring can shirk dismounting.
Embodiment:
1.U shape ring 1 is processed
According to on-the-spot floor plates thickness, the choosing of shaped steel 11 model, calculate the cut lengths of required U-loop 1; Round steel adopts cutting machine to cut off; shaping scale round steel carries out two ends mantle fiber 7 to the round steel of scale, mantle fiber 7 length >=150mm to the cover Silk Mill of specialty, and carries out oiling to mantle fiber 7; close with electrical adhesive tape in time or the closed winding protection of adhesive tape, circular steel cold bending is processed into U-loop 1.
2. firm reinforcing bar 3 welds
The round steel of U-loop 1 bottom welding 2 Φ 8mm length 80mm, with U-loop 1 one-tenth cross type, weld seam adopts full weld, and when ensureing to dismantle, firm reinforcing bar 3 draws off together with U-loop 1.
3. the installation of sleeve pipe 4
The PVC sleeve pipe 4 of U-loop 1 is divided into two sections (mantle fiber 7 position is epimere, is hypomere without silk tooth position).Epimere sleeve pipe 4 plays the effect of protection silk tooth when concreting, hypomere sleeve pipe is after concreting terminates, and shaped steel 11 can conveniently be extracted before installing and fixing.
4. the selecting of nut 6 and pad 5
Nut 6 selects double nut 6.Do not select treated or through the nut 6 of Zincing passivation; First use plain nut 6 that connected compcnent is fastening, then screw on binding nut 6 and tighten, make it contact with plain nut 6 supporting surface, then screw 60 with spanner
0-90
0.
The location of 5.U shape ring 1
As shown in Figure 4: draw shaped steel 11 arrangement diagram before installing, according to arrangement diagram to anchor ring position line setting, adopt iron nail 9 to fix iron wire 8, two iron wires 8 form intersection and fix bottom U-loop 1 and firm reinforcing bar 3.
6. the protection of concreting and anchor ring
Except code requirement indwelling mark is supported, same to condition, except form removal test block, also needed many indwellings one group of maintaining test block with same condition, to determine the installation time started of scaffold shaped steel 11 during concreting; Concreting process arranges special messenger to nurse the location of anchor ring, prevents sleeve pipe 4 to be destroyed.
7. the installation of shaped steel 11 and fixing
As shown in Figure 5: builder's jack externally picking tyoe steel 11 must bear load during operation on support body and support body completely.The special construction plan comprising the contents such as overhanging type steel 11 plane positioning figure, overhanging type steel 11 side schematic view, overhanging type steel 11 and anchoring piece forcing checking must be worked out before overhanging scaffold erection, through enterprise technology person in charge examination & approval by after implement.
Concrete strength reaches 1.2N/mm
2before, must not trample thereon, stack load, installation form and support.Concrete reaches some strength can install shaped steel, directly shaped steel 11 is placed in the middle of U-loop 1, and guarantee that anchorage length is 1.25 times of cantilever span, press keeper plate of steel 2 and pad 5, first use single nut 6 simply fixing, fixation after accurate positioning, add second nut 6, tighten (when bolt tightening torsional moment reaches 65N.m, must not destroy); Tighten rear U-loop anchor bolt 6 and apply gad or hard-wood wedge wedging with shaped steel 11 gap.
8. the dismounting of anchor ring and maintenance
When scaffold is removed, turn on anchor ring nut 6(and unclamp fastening and plain nut 6, make to produce certain interval between fastening and plain nut 6, just can unclamp binding nut 6, in order to avoid scratch bolt and nut 6), after unclamping nut 6, (not taking away) removes shaped steel 11, with flitch as beating, iron hammer cooperation, or directly vertically knock U-loop 1 top with soft instruments such as rubber hammers, embedded part lower end is made to depart from the bottom of floor plate, in lower floor, mobile platform set up by flooring, and upper and lower layer operating personnel cooperatively interacts dismounting embedded part.Can not directly remove U-loop 1 and girth member, knock embedded part and make embedded part directly drop to lower floor's flooring.Lay down rear complete anchor ring warehouse concentrate stack, stand-by, and carry out maintenance work in time.Cutting PVC sleeve pipe, adopting cement mortar whole by filling at the bottom of ceiling screw rod eye, plate, then with the cement mortar modulated inverted beverage sky, flat flooring is filled with in cavity.
Claims (8)
1. the removable shaped steel anchor ring for builder's jack, by U-loop, keeper plate of steel, firm reinforcing bar, sleeve pipe, pad and nut are formed by connecting, it is characterized in that: described U-loop is formed through bending of colding pressing by plain bar, the firm reinforcing bar of bottom welding of U-loop, described firm reinforcing bar and the bottom of U-loop are right-angled intersection, the two ends mantle fiber of described U-loop and supporting pad and nut, described keeper plate of steel is rectangle, the axis of keeper plate of steel is provided with the through hole of two symmetry arrangement, the aperture of described through hole is greater than the diameter of U-loop, distance between two through holes is equal with the distance between U-loop opening two ends, the two ends complementary sleeves of described U-loop.
2. the removable shaped steel anchor ring for builder's jack according to claim 1, it is characterized in that: the distance at described U-loop opening two ends is 155mm, its material is the length >=150mm of the hot calendering round bar of diameter 16mm, mantle fiber.
3. the removable shaped steel anchor ring for builder's jack according to claim 1, is characterized in that: described firm reinforcing bar is the round steel of two long 80mm of diameter 8mm, and employing full weld is welded in the both sides bottom U-loop.
4. the removable shaped steel anchor ring for builder's jack according to claim 1, is characterized in that: described keeper plate of steel is Q235 level steel plate, and its width is 100mm, thickness is 10mm, and its through hole is greater than 45mm outside keeper plate of steel.
5. the removable shaped steel anchor ring for builder's jack according to claim 1, is characterized in that: described nut is double nut, i.e. each supporting two nuts in the two ends of U-shaped pipe, and wherein a nut is plain nut; Another is binding nut.
6. the removable shaped steel anchor ring for builder's jack according to claim 5, is characterized in that: described nut is not for treated or through zinc-plated purification process.
7. the removable shaped steel anchor ring for builder's jack according to claim 1, is characterized in that: described sleeve pipe is divided into two sections, be enclosed within respectively U-loop mantle fiber section and without mantle fiber section.
8. the removable shaped steel anchor ring for builder's jack according to claim 1, is characterized in that: the material of described sleeve pipe is PVC sleeve pipe or PPR sleeve pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520302070.2U CN204676875U (en) | 2015-05-12 | 2015-05-12 | For the removable shaped steel anchor ring of builder's jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520302070.2U CN204676875U (en) | 2015-05-12 | 2015-05-12 | For the removable shaped steel anchor ring of builder's jack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204676875U true CN204676875U (en) | 2015-09-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520302070.2U Active CN204676875U (en) | 2015-05-12 | 2015-05-12 | For the removable shaped steel anchor ring of builder's jack |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109577636A (en) * | 2018-11-29 | 2019-04-05 | 成都建工第二建筑工程有限公司 | Anchoring assembly, builder's jack fashioned iron anchor structure and construction method |
| CN111519770A (en) * | 2020-05-06 | 2020-08-11 | 中铁建设集团有限公司 | Improved construction method for manufacturing and positioning U-shaped ring of discharging platform |
-
2015
- 2015-05-12 CN CN201520302070.2U patent/CN204676875U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109577636A (en) * | 2018-11-29 | 2019-04-05 | 成都建工第二建筑工程有限公司 | Anchoring assembly, builder's jack fashioned iron anchor structure and construction method |
| CN111519770A (en) * | 2020-05-06 | 2020-08-11 | 中铁建设集团有限公司 | Improved construction method for manufacturing and positioning U-shaped ring of discharging platform |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |