CN204098463U - Builder's jack - Google Patents

Builder's jack Download PDF

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Publication number
CN204098463U
CN204098463U CN201420447909.7U CN201420447909U CN204098463U CN 204098463 U CN204098463 U CN 204098463U CN 201420447909 U CN201420447909 U CN 201420447909U CN 204098463 U CN204098463 U CN 204098463U
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China
Prior art keywords
shaped steel
outrigger
diagonal
bar
steel outrigger
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CN201420447909.7U
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Chinese (zh)
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徐韩伟
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LU RUNSONG
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LU RUNSONG
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Abstract

The utility model relates to construction equipment, discloses a kind of builder's jack, comprises shaped steel outrigger and diagonal member, and diagonal member upper end is fixed on body of wall; Shaped steel outrigger one end is fixed on body of wall, is provided with jacking below shaped steel outrigger.The utility model adopts pre-embedded bolt to be connected with building in shaped steel outrigger end, without anchoring section, can save shaped steel consumption over half; Do not need to punch pre-buried draw ring in template; Jacking is set, for the support force of enhanced type steel outrigger, directly can carry out the installation of the top structure of shaped steel outrigger without the need to arranging temporary support, eliminating installation steps, and shaped steel outrigger is in follow-up use procedure, the support force of jacking to formed steel base plays the effect of reinforcement; Comparatively stable, pressure sensor can monitor shaped steel outrigger end stressing conditions all the time, plays the effect preventing engineering accident to occur in advance.

Description

Builder's jack
Technical field
The utility model relates to construction equipment, has particularly related to a kind of builder's jack.
Background technology
In construction work especially in highrise building, builder's jack is a requisite safety prevention measure and operating platform.Traditional the shaped steel suspension scaffolding generally adopts U-shaped reinforcing bar draw ring or anchor bolt to be fixed on reinforced concrete beam and plate by shaped steel, and anchorage length is not less than 1.25 times of cantilever span, therefore the shaped steel large usage quantity of anchoring section; In secondary building process, the hole wearing shaped steel need be stayed, there is the process of later stage filling-up hole, also may occur the hidden danger causing external wall seepage because of perforations adding hole; Also not high enough in safety factor, due to short with the overlapping part of floor, when cantilever end is stressed, outer end is easily downward-sloping, have certain tensioning function with wire rope to cantilever end, but wire rope draws before scaffold is not set up, until scaffold building has been got well not tight, the elongation per unit length of wire rope is difficult to again control, this can make the outboard end of i iron downward-sloping, and scaffold thereupon can flare, brings many unsafe factors to construction; When installing builder's jack, next step installation just can be carried out after also needing, temporary support is set, trouble comparatively; And the effect that prevents engineering accident to occur in advance can not be realized.
Summary of the invention
The shortcoming that the utility model is not high for prior art Shaped Steel large usage quantity, need box out hole, safety factor, need arrange temporary support, can not engineering accident be prevented in advance to occur, provide a kind of without anchoring section, shaped steel consumption over half can be saved, without the need to hole of boxing out, fastness is better, safety factor is higher, without the need to arranging temporary support, monitoring the builder's jack of each point stressing conditions the moment.
In order to solve the problems of the technologies described above, the utility model is solved by following technical proposals:
Builder's jack, comprises shaped steel outrigger and diagonal member, and diagonal member comprises two sections pull bar, and two sections of pull bars are connected by gaily decorated basket screw rod; Diagonal member upper end is fixed on the body of wall above shaped steel outrigger; Shaped steel outrigger one end is fixed on body of wall, is provided with jacking below shaped steel outrigger, and jacking comprises strut and is welded on the supporting plate of strut upper end, and strut one end is fixedly connected with body of wall by through-wall bolt, and the strut other end is connected with the shaped steel outrigger other end by supporting plate.
As preferably, diagonal member lower end is connected with shaped steel outrigger left surface by pin, and the diagonal member lower end adjacent with this diagonal member is connected with shaped steel outrigger right flank.
As preferably, some root type steel outriggers form formed steel base, also comprise the steel tube fastener scaffold be arranged on formed steel base, and steel tube fastener scaffold comprises vertical rod, longitudinally to sweep the floor bar and bar of laterally sweeping the floor.
As preferably, the shaped steel outrigger other end is provided with bar dowel head, and vertical rod bottom is enclosed within bar dowel head.
As preferably, steel tube fastener scaffold also comprises the support bar for stable vertical rod, support bar comprises the first support bar that one end is fixedly connected with body of wall by through-wall bolt and one end and is fixed on the second support bar on shaped steel outrigger, second support bar is fixed on shaped steel outrigger by bolt through screw, the first support bar other end is fixedly connected with vertical rod by bolt, and the second support bar other end is fixedly connected with vertical rod by bolt.
As preferably, supporting plate comprises base plate, is provided with accommodating cavity bottom base plate, is provided with the pressure sensor of the stressed situation of change for Real-Time Monitoring shaped steel outrigger end in accommodating cavity.
The utility model is applicable to the highrise building that architectural plane is relatively simple, lines are less, adopts pre-embedded bolt to be connected with building, without anchoring section, can save shaped steel consumption over half in shaped steel outrigger end; Compared to traditional shaped steel anchoring way, in the process that scaffold is removed, shaped steel is comparatively light, and safety factor improves; Diagonal member upper end drawknot point adopts pre-embedded bolt to connect, and does not need to punch pre-buried draw ring in template; Each component can be produced in regularization, and the number of turnover is many, reusable, saves material; In secondary building process, without the need to staying the hole wearing shaped steel, conveniently build by laying bricks or stones, and there is not the process of later stage filling-up hole, eliminate because filling-up hole causes the hidden danger of external wall seepage; Comparatively stable, speed of application fast, dismountable moving, for the masonry construction etc. in later stage without impact, less to the construction infection in building floor, be convenient to protection; Accommodating cavity is set bottom supporting plate and carrys out placement force sensor, shaped steel outrigger end stressing conditions all the time can be sent to computer by pressure sensor, engineering staff can monitor each point stressing conditions at any time, play the effect preventing engineering accident to occur in advance, this is relatively simple for structure, accurately, safety is good in monitoring; Be provided with corbel, improve stability of strutting system, support operation simple and fast.Jacking is set, for the support force of enhanced type steel outrigger, make after installing shaped steel outrigger, the installation of the top structure of shaped steel outrigger directly can be carried out without the need to arranging temporary support, eliminate installation steps, and shaped steel outrigger is in follow-up use procedure, the support force of jacking to formed steel base plays the effect of reinforcement.
Fix formed steel base by through-wall bolt, the length of formed steel base shortened greatly, not only saved material and but also convenient construction operation; Collapsible diagonal member is provided with gaily decorated basket screw rod, and make diagonal member when being subject to External Force Acting and extending, its length is controlled, ensures steadily not tilting of scaffold supporting plane, makes building of scaffold safer.
Accompanying drawing explanation
Fig. 1 is structure chart of the present utility model.
Fig. 2 is the A portion enlarged drawing of Fig. 1.
Fig. 3 is the sectional drawing of diagonal member and shaped steel outrigger connecting portion.
Fig. 4 is the structure chart that in embodiment 2, jacking does not arrange adjusting nut and hold-down nut.
Fig. 5 is the structure chart that jacking is provided with adjusting nut.
Fig. 6 is the structure chart that jacking is provided with hold-down nut.
Fig. 7 is the structure chart of embodiment 2.
The toponym that in accompanying drawing, each number designation refers to is as follows: wherein 1-shaped steel outrigger, 2-diagonal member, 3-junction steel plate, 4-through-wall bolt, 5-jacking, 6-body of wall, 7-gaily decorated basket screw rod, 8-pin, 9-bar dowel head, 10-vertical rod, 11-bar of longitudinally sweeping the floor, 12-bar of laterally sweeping the floor, 13-the first support bar, 14-the second support bar, 15-backstay, 16-safety net, 17-strut, 18-supporting plate, 19-base plate, 20-accommodating cavity, 21-pressure sensor, 22-through hole, 23-data acquisition line concentration, 24-side plate, 25-external screw thread, 26-adjusting nut, 27-U-shaped component, 28-sleeve pipe, 29-hold-down nut, 30-corbel.
Detailed description of the invention
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
Embodiment 1
Builder's jack, as shown in Figure 1 to Figure 3, comprise shaped steel outrigger 1 and the diagonal member 2 with gaily decorated basket screw rod 7, shaped steel outrigger 1 one end is welded with junction steel plate 3, shaped steel outrigger 1 one end to be coordinated with junction steel plate 3 by through-wall bolt 4 and is fixed on body of wall 6, through-wall bolt 4 penetrates the screw on junction steel plate 3, then by nut screwing clamping, can be fixed on body of wall 6 by shaped steel outrigger 1; Jacking 5 is provided with below shaped steel outrigger 1.Diagonal member 2 comprises two sections pull bar, and two sections of pull bars are connected by gaily decorated basket screw rod 7; Diagonal member 2 upper end is fixed on the body of wall 6 above shaped steel outrigger 1 by through-wall bolt 4, and diagonal member 2 lower end is connected with shaped steel outrigger 1 left surface by pin 8, and diagonal member 2 lower end adjacent with this diagonal member 2 is connected with shaped steel outrigger 1 right flank.Adjacent diagonal member 2 lower end is connected to the not ipsilateral of shaped steel outrigger 1, thus can eliminate the moment of torsion of diagonal member 2 pairs of shaped steel outriggers 1, makes the stressed more stable of shaped steel outrigger 1.Jacking 5 is set, for the support force of enhanced type steel outrigger 1, make after installing shaped steel outrigger 1, the installation of the top structure of shaped steel outrigger 1 directly can be carried out without the need to arranging temporary support, eliminate installation steps, and shaped steel outrigger 1 is in follow-up use procedure, the support force of jacking 5 pairs of formed steel bases plays the effect of reinforcement.
Jacking 5 comprises strut 17 and is welded on the supporting plate 18 of strut 17 upper end, and strut 17 one end is fixedly connected with body of wall 6 by through-wall bolt 4, and strut 17 other end is connected with shaped steel outrigger 1 other end by supporting plate 18.
Shaped steel outrigger 1 other end is welded with bar dowel head 9, some root type steel outriggers 1 form formed steel base, also comprise the steel tube fastener scaffold be arranged on formed steel base, steel tube fastener scaffold comprises vertical rod 10, longitudinal bar 11 and bar 12 of laterally sweeping the floor of sweeping the floor, vertical rod 10, longitudinally to sweep the floor bar 11 and laterally sweep the floor that bar 12 all adopts external diameter between 45-50mm, the steel pipe of wall thickness between 3.2-3.8mm, adopt steel pipe, the intensity of steel pipe is better, is applicable to supporting place and uses.Vertical rod 10 bottom is enclosed within bar dowel head 9.Bar 11 two ends of longitudinally sweeping the floor all are bolted in vertical rod 10, and bar 12 two ends of laterally sweeping the floor all are bolted on longitudinally sweeps the floor on bar 11.
Safety net 16 is arranged on above bar 12 of laterally sweeping the floor.
Concrete installation steps are as follows:
1. first read over the structure chart of building about surrounding structural beam slab before concrete enforcement, formulate the layout plan of shaped steel outrigger 1, thus determine each shaped steel outrigger 1, and the size of diagonal member 2, quantity, each component makes in factory's regularization, when agent structure constructs overhang layer soon, each component conveying to building site classify and pile up neatly with for subsequent use.
2. built-in bolt sleeve
Do through-wall bolt 4 at overhang layer flooring built-in bolt sleeve, before built-in bolt sleeve, reply is according to shaped steel outrigger 1 arrangement diagram, repeatedly checks built-in bolt sleeve position, ensures pre-buried precision.
3. girder, linking beam, jacking 5 are installed
During installation, the screw of the junction steel plate 3 on shaped steel outrigger 1 aligns with pre-buried steel sleeve pipe, then through through-wall bolt 4, and fastening nut.Cannot embedded wall penetration bolt 4 place at building corner, girder is by being welded to connect with junction steel plate 3.After erection of main beam completes, at correspondence position welding linking beam.And install jacking 5.
4. on formed steel base, set up steel tube fastener scaffold.
When setting up, after setting vertical rod 10 and support bar, first put bar 11 of longitudinally sweeping the floor, diagonal member 2 is erected at correspondence position, vertical rod 10 is connected with bar 11 of longitudinally sweeping the floor, and installs bar 12 of laterally sweeping the floor after completing, and then repeats first to install longitudinal bar 11 of sweeping the floor, again bar 12 of laterally sweeping the floor is installed, the like carry out setting up of second step.
5. diagonal member 2 is installed
Before the concreting of overhang layer superstructure, want the built-in bolt sleeve of pre-buried diagonal member 2, method is identical with the built-in bolt sleeve method of pre-buried shaped steel outrigger 1, ensure that its pre-buried position is accurate.After overhang layer superstructure has been constructed, start the installation carrying out diagonal member 2.
Diagonal member 2 is installed first the pull bar of two sections to be connected by gaily decorated basket screw rod 7, first adjust to suitable length, when diagonal member 2 is installed, the pull bar of epimere is first installed, the pull bar of rear installation hypomere and the gaily decorated basket screw rod 7 in stage casing, and rotating gaily decorated basket screw rod 7 to Pre strained state, the prefastening force of each pull bar will be consistent.
Embodiment 2
As shown in Fig. 4 to 7, its basic structure is identical with embodiment 1, difference is that supporting plate 18 also comprises base plate 19, is provided with accommodating cavity 20 bottom base plate 19, is provided with the pressure sensor 21 of the stressed situation of change for Real-Time Monitoring shaped steel outrigger 1 end in accommodating cavity 20.Pressure sensor 21 is located at the centre position above strut 17.Pressure sensor 21 is wired pressure sensor or wireless pressure sensor, in the present embodiment, pressure sensor 21 is wired pressure sensor, the wall of accommodating cavity 20 is provided with through hole 22, pressure sensor 21 is connected with data acquisition line concentration 23, and data acquisition line concentration 23 passes accommodating cavity 20 by through hole 22 and is connected with computer.In the present embodiment, the wall body of accommodating cavity 20 and base plate 19 are integral type structural pressure.All the time stressing conditions can be sent to computer by pressure sensor 21, and engineering staff can monitor each point stressing conditions at any time, plays the effect preventing engineering accident to occur in advance.
Supporting plate 18 also comprises side plate 24, and side plate 24 is separately positioned on base plate 19 two ends, and side plate 24 and base plate 19 are integral type structure, and the distance between side plate 24 just in time receives shaped steel outrigger 1.Strut 17 is provided with external screw thread 25, and on strut 17, cover has adjusting nut 26, and the both sides of adjusting nut 26 are equipped with U-shaped component 27, realize adjusting nut 26 and screw and altitude location, and adjusting nut 26 and U-shaped component 27 are structure as a whole.
The hold-down nut 29 that jacking 5 also comprises the sleeve pipe 28 be enclosed within strut 17, is arranged on the corbel 30 on sleeve pipe 28 and is positioned at below sleeve pipe 28, sleeve pipe 28 and strut 17 are threaded connection, corbel 30 is fixedly connected with sleeve pipe 28, and the angle of corbel 30 and strut 17 vertical direction is between 30 ° to 80 °.Adjusting nut 26 is positioned at below hold-down nut 29.After strut 17 fixes, then make corbel 30 head on shaped steel outrigger 1 by adjusting sleeve pipe 28, strengthen the support force of jacking 5, screw on hold-down nut 29 again after fixing, fix sleeve pipe 28, sleeve pipe 28 can not be moved down.Side plate 24 is provided with screw, when necessary, can be bolted on side plate 24 by wooden frame by screw, thus prevent jacking 5 from moving.
Accommodating cavity 20 is set bottom supporting plate 18 and carrys out placement force sensor 21, shaped steel outrigger 1 end stressing conditions all the time can be sent to computer by pressure sensor 21, engineering staff can monitor each point stressing conditions at any time, play the effect preventing engineering accident to occur in advance, this is relatively simple for structure, accurately, safety is good in monitoring; Be provided with corbel 30, improve stability of strutting system, support operation simple and fast.
Steel tube fastener scaffold also comprises the support bar for stable vertical rod 10, and support bar adopts external diameter between 45-50mm, the steel pipe of wall thickness between 3.2-3.8mm, and adopt steel pipe, the intensity of steel pipe is better, is applicable to supporting place and uses.In order to strengthen the firm supporting of vertical rod 10, support bar comprises the first support bar 13 that one end is fixedly connected with body of wall 6 by through-wall bolt 4 and one end and is fixed on the second support bar 14 on shaped steel outrigger 1, second support bar 14 one end is welded with junction steel plate 3, junction steel plate 3 is provided with screw, and the second support bar 14 is fixed on shaped steel outrigger 1 through screw by bolt.First support bar 13 other end is fixedly connected with vertical rod 10 by bolt, and second support bar 14 other end is fixedly connected with vertical rod 10 by bolt.Support bar, for strengthening stability and the fastness of vertical rod 10, improves safety factor.
Bar 11 of longitudinally sweeping the floor is provided with backstay 15, bar 12 of laterally sweeping the floor is provided with safety net 16, and the mesh in safety net 16 is enclosed within backstay 15, and backstay 15 pairs of safety nets 16 play positioning action, prevent safety net 16 from the process used, skidding off bar 12 of laterally sweeping the floor by external force, impact uses.
In a word, the foregoing is only preferred embodiment of the present utility model, all equalizations done according to the utility model claim change and modify, and all should belong to the covering scope of the utility model patent.

Claims (6)

1. builder's jack, comprises shaped steel outrigger (1), it is characterized in that: also comprise diagonal member (2), and diagonal member (2) comprises two sections pull bar, and two sections of pull bars are connected by gaily decorated basket screw rod (7); Diagonal member (2) upper end is fixed on the body of wall (6) of shaped steel outrigger (1) top; Shaped steel outrigger (1) one end is fixed on body of wall (6), shaped steel outrigger (1) below is provided with jacking (5), jacking (5) comprises strut (17) and is welded on the supporting plate (18) of strut (17) upper end, strut (17) one end is fixedly connected with body of wall (6) by through-wall bolt (4), and strut (17) other end is connected with shaped steel outrigger (1) other end by supporting plate (18).
2. builder's jack according to claim 1, it is characterized in that: diagonal member (2) lower end is connected with shaped steel outrigger (1) left surface by pin (8), and diagonal member (2) lower end adjacent with this diagonal member (2) is connected with shaped steel outrigger (1) right flank.
3. builder's jack according to claim 1, it is characterized in that: some root type steel outriggers (1) form formed steel base, also comprise the steel tube fastener scaffold be arranged on formed steel base, steel tube fastener scaffold comprises vertical rod (10), longitudinal bar (11) and bar (12) of laterally sweeping the floor of sweeping the floor.
4. builder's jack according to claim 3, is characterized in that: shaped steel outrigger (1) other end is provided with bar dowel head (9), and vertical rod (10) bottom is enclosed within bar dowel head (9).
5. builder's jack according to claim 3, it is characterized in that: steel tube fastener scaffold also comprises the support bar for stable vertical rod (10), support bar comprises the first support bar (13) that one end is fixedly connected with body of wall (6) by through-wall bolt (4) and one end and is fixed on the second support bar (14) on shaped steel outrigger (1), second support bar (14) is bolted on shaped steel outrigger (1), first support bar (13) other end is fixedly connected with vertical rod (10) by bolt, second support bar (14) other end is fixedly connected with vertical rod (10) by bolt.
6. builder's jack according to claim 1, it is characterized in that: supporting plate (18) comprises base plate (19), base plate (19) bottom is provided with accommodating cavity (20), is provided with pressure sensor (20) in accommodating cavity (20).
CN201420447909.7U 2014-08-08 2014-08-08 Builder's jack Active CN204098463U (en)

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105696784A (en) * 2016-01-29 2016-06-22 成都绿迪科技有限公司 Novel decoration scaffold
CN105926925A (en) * 2016-06-21 2016-09-07 中天建设集团有限公司天津分公司 Joist steel cantilever beam of suspended scaffold and construction method thereof
CN107165427A (en) * 2017-06-28 2017-09-15 中国冶集团有限公司 A kind of intelligent overhanging unloading platform
CN108843031A (en) * 2018-06-22 2018-11-20 中国十七冶集团有限公司 A kind of assembly concrete shear wall fittable slackening device and construction method
CN109208883A (en) * 2018-09-09 2019-01-15 张婷 A kind of steel building lifting operating platform
CN109779225A (en) * 2019-03-13 2019-05-21 中国十七冶集团有限公司 A kind of change overhanging type external scaffold and construction method
CN110206289A (en) * 2019-06-10 2019-09-06 安徽劲帆建设有限公司 A kind of assembled architecture outrigger structure and its construction method
CN110939261A (en) * 2019-11-15 2020-03-31 安徽卓良新材料有限公司 Disc-buckle type double-row outer scaffold cantilever structure and construction method thereof
CN111236604A (en) * 2020-01-23 2020-06-05 山西五建集团有限公司 Safe construction method for cantilever platform on cylinder main body structure

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105696784A (en) * 2016-01-29 2016-06-22 成都绿迪科技有限公司 Novel decoration scaffold
CN105926925A (en) * 2016-06-21 2016-09-07 中天建设集团有限公司天津分公司 Joist steel cantilever beam of suspended scaffold and construction method thereof
CN107165427A (en) * 2017-06-28 2017-09-15 中国冶集团有限公司 A kind of intelligent overhanging unloading platform
CN108843031A (en) * 2018-06-22 2018-11-20 中国十七冶集团有限公司 A kind of assembly concrete shear wall fittable slackening device and construction method
CN109208883A (en) * 2018-09-09 2019-01-15 张婷 A kind of steel building lifting operating platform
CN109779225A (en) * 2019-03-13 2019-05-21 中国十七冶集团有限公司 A kind of change overhanging type external scaffold and construction method
CN110206289A (en) * 2019-06-10 2019-09-06 安徽劲帆建设有限公司 A kind of assembled architecture outrigger structure and its construction method
CN110939261A (en) * 2019-11-15 2020-03-31 安徽卓良新材料有限公司 Disc-buckle type double-row outer scaffold cantilever structure and construction method thereof
CN111236604A (en) * 2020-01-23 2020-06-05 山西五建集团有限公司 Safe construction method for cantilever platform on cylinder main body structure

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