CN209099741U - A kind of bolt connecting type builder's jack - Google Patents
A kind of bolt connecting type builder's jack Download PDFInfo
- Publication number
- CN209099741U CN209099741U CN201821703727.6U CN201821703727U CN209099741U CN 209099741 U CN209099741 U CN 209099741U CN 201821703727 U CN201821703727 U CN 201821703727U CN 209099741 U CN209099741 U CN 209099741U
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- steel girder
- wall
- bolt
- cantilever steel
- cantilever
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Abstract
The utility model discloses a kind of bolt connecting type builder's jack, including scaffold, cantilever steel girder, junction steel plate and L-type bolt, the scaffold is set to the top of the cantilever steel girder, the cantilever steel girder is welded on the junction steel plate close to one end of wall, the junction steel plate is fixedly connected with intracorporal two L-type bolts of wall are embedded in, the cantilever steel girder is welded with the first hook far from one end of the wall, the wall of the top of the cantilever steel girder is equipped with and withholds, described withhold passes through upper connecting rod between first hook, lower pull rod is connect with flower basket bolt.In technical solutions of the utility model, avoid the destruction of the external wall structures when building builder's jack, and it uses drawstring when installing cantilever steel girder to lift cantilever steel girder, reduce the dynamics of the output when installing cantilever steel girder of worker, the safety that ensure that worker is built flexibly, strong applicability, it is convenient for disassembly and assembly, convenient for recycling.
Description
Technical field
The utility model relates to construction scaffold equipment technical fields, and in particular to one kind is used for housing construction
Bolt connecting type builder's jack.
Background technique
In project construction process, scaffold construction is important link, there are two types of overhanging scaffold is general: one is every layer
One chooses, and scaffold bottom is withstood on the construction sites such as floor, beam or wall, be inclined outwardly it is fixed after, set up at an upper portion thereof cross bar,
It spreads scaffold board and forms construction layer, layer height of constructing after being transferred to upper layer, then sets up scaffold again, provides one layer of construction；
Another is multilayer cantilever, and the scaffold of overall height is divided into several segments, makees scaffold basis point using Cantilever Beams or suspension scaffold
Section overhanging segmented-erection scaffold.
However, traditional builder's jack needs crossing structure to guarantee anchored end length, the heavier-weight of cantilever steel girder, into
When hand cradle of traveling far and wide is built and is dismantled, need manually first by after cantilever steel girder support, carry out cantilever steel girder installation fixation or
Disassembly, causes construction safety coefficient low, and the installation and removal of builder's jack are inconvenient, wastes human resources.
Utility model content
The main purpose of the utility model is to provide a kind of bolt connecting type builder's jack, it is intended to prevent from building overhanging
By the fixation for carrying out cantilever steel girder after artificial support cantilever steel girder when scaffold, reduce the danger coefficient of high altitude operation, ties
Structure is simple, and installation and removal are convenient.
To achieve the above object, the utility model proposes a kind of bolt connecting type builder's jack, including it is scaffold, outstanding
Girder steel, junction steel plate and L-type bolt are chosen, the scaffold is set to the top of the cantilever steel girder, and the cantilever steel girder is close
One end of wall is welded on the junction steel plate, and the junction steel plate is consolidated with intracorporal two L-type bolts of wall are embedded in
Fixed connection, the junction steel plate is fixed on the wall；Wherein, the L-type bolt includes integrally formed pre-buried bar
And threaded rod, wherein the threaded rod is equipped with external screw thread, and the pre-buried bar is fixed in the wall, on the threaded rod
Free one end is exposed to the outside of the wall, sets that there are two through-hole, the spiral shells of two L-type bolts on the junction steel plate
Rasp bar is each passed through the through-hole, and the junction steel plate is fastenedly connected with the threaded rod by nut；The cantilever steel girder is remote
One end from the wall is welded with the first hook, and the wall of the top of the cantilever steel girder, which is equipped with, to be withheld, it is described withhold with
It is connect by upper connecting rod, lower pull rod with flower basket bolt between first hook, wherein the upper connecting rod includes the first arc end
And first end of thread, the lower pull rod include the second arc end and second end of thread, first arc end is hung with described
Button connection, second arc end and first hook connect, and first end of thread and second end of thread pass through flower
Basket is bolted；The bolt type builder's jack further includes installation auxiliary device, and the installation auxiliary device includes the second extension
Hook, drawstring, movable pulley and bracket, second welding hook is in the upper surface of the cantilever steel girder, the fixation of the bracket
End be set to the cantilever steel girder and it is described withhold between wall on, the free end of the bracket is equipped with the movable pulley, institute
It states drawstring and passes through second hook and movable pulley setting.
More preferably, it is additionally provided with ribs with the junction of the junction steel plate on the cantilever steel girder, the ribs
One end is welded on the junction steel plate, and the other end of the ribs is welded on the cantilever steel girder.
More preferably, the bolt connecting type builder's jack further includes pre-buried drum plate, hound, supporting block and tight
Firmware, the drum plate are set on the wall below the cantilever steel girder, and the drum plate includes two tack being oppositely arranged
End, wherein the first butt end of the drum plate is fixedly connected with the first end of the hound by fastener, the drum
Second butt end of plate is embedded in the wall, and the second end of the hound is equipped with the supporting block, the supporting block with
The lower surface of the cantilever steel girder abuts.
More preferably, the fastener include flange bolt, set on the hound first end internal thread through hole and
Set on the internal thread hole of first butt end, the flange bolt is passed through described in the internal thread through hole of the first end and screw-in
In the internal thread hole of first butt end, so that the first end of the hound is fixedly connected with first butt end.
More preferably, the diameter of the lower pull rod and the upper connecting rod is the round steel of 16~Φ of Φ 18.
More preferably, the length of the cantilever steel girder is 1.2 meters.
More preferably, the thickness of the wall is at least 0.24 meter.
The technical solution of the utility model, when building scaffold, after drawstring is passed through the second hook and movable pulley,
Drawstring is pulled downward on to driving cantilever steel girder to move upwards, and by be embedded in the intracorporal L-type bolt of wall with connect steel
Plate is fixedly connected by nut, after cantilever steel girder to be fixed on to the outside of wall, is built to scaffold, is avoided and is being built
The destruction of external wall structures when builder's jack, and use drawstring when installing cantilever steel girder and mention cantilever steel girder
It rises, reduces the dynamics of the output when installing cantilever steel girder of worker, ensure that the safety of worker, build flexibly, applicability
By force, convenient for disassembly and assembly, convenient for recycling.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of the utility model bolt connecting type builder's jack；
Fig. 2 is the attachment structure schematic diagram of drum fixed plate and the first end of hound in Fig. 1.
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment
It is only used for explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, such as
When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and cannot manage
Solution is its relative importance of indication or suggestion or the quantity for implicitly indicating indicated technical characteristic.Define as a result, " the
One ", the feature of " second " can explicitly or implicitly include at least one of the features.It is " more in the description of the present invention,
It is a " it is meant that at least two, such as two, three etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " connection ", " fixation " etc. should do broad sense reason
Solution, for example, " fixation " may be a fixed connection, may be a detachable connection, or integral；It can be mechanical connection, it can also
To be electrical connection；It can be directly connected, the connection inside two elements can also be can be indirectly connected through an intermediary
Or the interaction relationship of two elements, unless otherwise restricted clearly.It for the ordinary skill in the art, can be with
The concrete meaning of above-mentioned term in the present invention is understood as the case may be.
It in addition, the technical solution between each embodiment of the utility model can be combined with each other, but must be with ability
Based on domain those of ordinary skill can be realized, it will be understood that when the combination of technical solution appearance is conflicting or cannot achieve
The combination of this technical solution is not present, also not within the protection scope of the requires of the utility model.
The utility model proposes a kind of bolt connecting type builder's jacks 100.
Fig. 1 to Fig. 2 is please referred to, in an embodiment of the utility model, a kind of bolt connecting type builder's jack 100,
The bolt connecting type builder's jack 100 includes scaffold 50, cantilever steel girder 20, junction steel plate 30 and L-type bolt 40, described
Scaffold 50 is set to the top of the cantilever steel girder 20, and the cantilever steel girder 20 is welded on the connection close to one end of wall 10
On steel plate 30, the junction steel plate 30 is fixedly connected with two L-type bolts 40 being embedded in wall 10, by the company
Steel plate 30 is connect to be fixed on the wall 10；Wherein, the L-type bolt 40 includes integrally formed pre-buried bar and threaded rod,
In, the threaded rod is equipped with external screw thread, and the pre-buried bar is fixed in the wall 10, described cofree one end of threaded rod
It is exposed to the outside of the wall 10, is set on the junction steel plate 30 there are two through-hole, the threaded rod of two L-type bolts 40
It is each passed through the through-hole, the junction steel plate 30 is fastenedly connected with the threaded rod by nut；The cantilever steel girder 20 is remote
One end from the wall 10 is welded with the first hook 25, and the wall 10 of the top of the cantilever steel girder 20, which is equipped with, withholds 21,
Described withhold is connect by upper connecting rod 22, lower pull rod 23 with flower basket bolt 24 between 21 and first hook 25, wherein described
Upper connecting rod 22 includes the first arc end and first end of thread, and the lower pull rod 23 includes the second arc end and the second screw thread
End, first arc end withhold 21 connections with described, and second arc end is connect with first hook 25, and described first
The end of thread and second end of thread are connected by flower basket bolt 24；The bolt type builder's jack 50 further includes installation auxiliary
Device (figure does not indicate), the installation auxiliary device includes the second hook 26, drawstring 29, movable pulley 28 and bracket 27, described
Second hook 26 is welded on the upper surface of the cantilever steel girder 20, and the fixing end of the bracket 27 is set to 20 He of cantilever steel girder
On the wall 10 withheld between 21, the free end of the bracket 27 is equipped with the movable pulley 28, and the drawstring 29 passes through
Second hook 26 and the movable pulley 28 are arranged.
Technical solutions of the utility model, when building scaffold 50, by the way that installation auxiliary device is arranged, by the drawstring 29
After second hook 26 and the movable pulley 28, pull downward on the drawstring 29 to drive the cantilever steel girder 20 to
Upper direction, and two by being embedded in wall 10 L-type bolts 40 are connect with the junction steel plate 30, it will be described
After cantilever steel girder 20 is fixed on the outside of wall 10, scaffold 50 is built, is avoided when building builder's jack 50
10 structural damage of External Wall wall, and the drawstring 29 is used by the overhang steel when installing the cantilever steel girder 20
Beam 20 lifts, and reduces the dynamics of the output when installing cantilever steel girder 20 of worker, ensure that the safety of worker, build spirit
Living, strong applicability is convenient for disassembly and assembly, convenient for recycling.
It is to be appreciated that the bolt connecting type builder's jack 100 of the utility model is mainly used for housing construction.Its
In, the drawstring 2921 can be cordage, be also possible to wirerope, and first arc end and second arc end can be with
It is ring-shaped hook, the wall 1010 can be shear wall, and the scaffold 50 is that the steel pipe or upright bar in construction are handed in length and breadth
What mistake was built, the cantilever steel girder 20 is I-shaped channel steel, and second hook 26 can be set in the cantilever steel girder 20
Between upper surface at, the bracket 27 can be embedded in advance on the wall 10, and institute can also be fixed on by expansion bolt
It states on wall 10, wherein the bracket 27 supports the movable pulley 28.
It is to be appreciated that in the present embodiment, lower 23 end of thread of pull rod is left hand thread, 22 screw thread of upper connecting rod
End is right-handed thread, 24 both ends thread rotary orientation of flower basket bolt on the contrary, respectively with lower pull rod 23, the end of thread of upper connecting rod 22 is corresponding matches
It closes, in another embodiment, being also possible to 23 end of thread of lower pull rod is right-handed thread, and 22 end of thread of upper connecting rod is a left side
Screw thread is revolved, 24 both ends thread rotary orientation of flower basket bolt is on the contrary, the end of thread corresponding matching with lower pull rod 23, upper connecting rod 22 respectively.
During Specific construction, the L-type bolt 40 is fixed by template first, after carrying out cement inversion, mixed
When solidifying soil maintenance reaches the predetermined time, the drawstring 29 is passed through into the second hook 26 and movable pulley 28, pull downward on drawstring 29 from
And cantilever steel girder 20 is driven to move upwards, the junction steel plate 30 that cantilever steel girder 20 connects is fixed on the L-type bolt at this time
On 40 threaded rod, by nut, after cantilever steel girder 20 is fixed on the outside of wall 10, scaffold 50 is built described
20 top of cantilever steel girder, completes building to 20 scaffold 50 of cantilever steel girder；After the completion of construction, the cantilever steel girder 20 is dismantled
When, after the nut on 40 threaded rod of L-type of dismantling bolt, cantilever steel girder 20 is taken out, passes through the drawstring 29 and slowly places, complete
Disassembly to the scaffold 50.
Further, it is additionally provided with ribs 31 with the junction of the junction steel plate 30 on the cantilever steel girder 20, it is described
One end of ribs 31 is welded on the junction steel plate 30, and the other end of the ribs 31 is welded on the cantilever steel girder 20
On.More preferably, the quantity of the ribs 31 is two.By the way that ribs 31 is arranged, the cantilever steel girder 20 and institute are increased
The fastening performance for stating steel plate connection, to increase the load-bearing property of the cantilever steel girder 20.
Further, the bolt connecting type builder's jack 100 further includes pre-buried drum plate, hound 60, support
Block 62 and fastener 63(figure do not indicate), the drum plate is set on the wall 10 of 20 lower section of cantilever steel girder, the work
Template includes two butt ends being oppositely arranged, wherein the first of the first butt end of the drum plate and the hound 60
End is fixedly connected by fastener 63, and the second butt end of the drum plate is embedded in the wall 10, the hound 60
Second end be equipped with the supporting block 62, the supporting block 62 abuts with the lower surface of the cantilever steel girder 20.By described
Hound 60 is arranged in the lower section of cantilever steel girder 20, keeps the structure of the builder's jack 50 more stable.
More preferably, the fastener 63 leads to including flange bolt 611, set on the internal screw thread of the first end of the hound 60
Hole and internal thread hole 612 set on first butt end, the internal screw thread that the flange bolt 311 passes through the first end are logical
Hole simultaneously screws in the internal thread hole 612 of first butt end, so that the first end of the hound 60 and described first is flat
Head end is fixedly connected.
Further, the diameter of the lower pull rod 23 and the upper connecting rod 22 is the round steel of 16~Φ of Φ 18.More preferably, institute
The length for stating cantilever steel girder 20 is 1.2 meters, and the thickness of the wall 10 can be 0.24 meter, can be 0.37 meter.
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
It is all under the design of the utility model, equivalent structure transformation made based on the specification and figures of the utility model, or
Directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (7)
1. a kind of bolt connecting type builder's jack, including scaffold, cantilever steel girder, junction steel plate and L-type bolt, feature
It is, the scaffold is set to the top of the cantilever steel girder, and the cantilever steel girder is welded on the company close to one end of wall
It connects on steel plate；
The junction steel plate is fixedly connected with intracorporal two L-type bolts of wall are embedded in, and the junction steel plate is fixed
In on the wall；Wherein, the L-type bolt includes integrally formed pre-buried bar and threaded rod, wherein is set on the threaded rod
There is external screw thread, the pre-buried bar is fixed in the wall, and described cofree one end of threaded rod is exposed to the outer of the wall
Side is set on the junction steel plate there are two through-hole, and the threaded rod of two L-type bolts is each passed through the through-hole, the company
It connects steel plate and is fastenedly connected with the threaded rod by nut；
The cantilever steel girder is welded with the first hook far from one end of the wall, sets on the wall of the top of the cantilever steel girder
It withholds, described withhold is connect by upper connecting rod, lower pull rod with flower basket bolt between first hook, wherein on described
Pull rod includes the first arc end and first end of thread, and the lower pull rod includes the second arc end and second end of thread, described
First arc end is connect with described withhold, and second arc end and first hook connect, first end of thread and institute
Second end of thread is stated to connect by flower basket bolt；
The bolt type builder's jack further includes installation auxiliary device, the installation auxiliary device include the second hook, drawstring,
Movable pulley and bracket, second welding hook are set to institute in the upper surface of the cantilever steel girder, the fixing end of the bracket
State cantilever steel girder and it is described withhold between wall on, the free end of the bracket is equipped with the movable pulley, and the drawstring is worn
Cross second hook and movable pulley setting.
2. bolt connecting type builder's jack as described in claim 1, which is characterized in that on the cantilever steel girder with the company
The junction for connecing steel plate is additionally provided with ribs, and one end of the ribs is welded on the junction steel plate, the ribs
The other end is welded on the cantilever steel girder.
3. bolt connecting type builder's jack as described in claim 1, which is characterized in that the bolt connecting type overhangs foot hand
Frame further includes pre-buried drum plate, hound, supporting block and fastener, and the drum plate is set to below the cantilever steel girder
On wall, the drum plate includes two butt ends being oppositely arranged, wherein the first butt end of the drum plate and it is described tiltedly
The first end of strut is fixedly connected by fastener, and the second butt end of the drum plate is embedded in the wall, described oblique
The second end of strut is equipped with the supporting block, and the supporting block is abutted with the lower surface of the cantilever steel girder.
4. bolt connecting type builder's jack as claimed in claim 3, which is characterized in that the fastener includes flange spiral shell
Bolt, set on the hound first end internal thread through hole and set on the internal thread hole of first butt end, the method
Blue bolt passes through the internal thread through hole of the first end and screws in the internal thread hole of first butt end, thus by described oblique
The first end of strut is fixedly connected with first butt end.
5. such as the described in any item bolt connecting type builder's jacks of Claims 1-4, which is characterized in that the lower pull rod and
The diameter of the upper connecting rod is the round steel of 16~Φ of Φ 18.
6. such as the described in any item bolt connecting type builder's jacks of Claims 1-4, which is characterized in that the cantilever steel girder
Length be 1.2 meters.
7. bolt connecting type builder's jack as claimed in claim 4, which is characterized in that the thickness of the wall is at least
0.24 meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821703727.6U CN209099741U (en) | 2018-10-21 | 2018-10-21 | A kind of bolt connecting type builder's jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821703727.6U CN209099741U (en) | 2018-10-21 | 2018-10-21 | A kind of bolt connecting type builder's jack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209099741U true CN209099741U (en) | 2019-07-12 |
Family
ID=67155858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821703727.6U Active CN209099741U (en) | 2018-10-21 | 2018-10-21 | A kind of bolt connecting type builder's jack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209099741U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110306780A (en) * | 2019-07-25 | 2019-10-08 | 深圳市鹏城建筑集团有限公司 | A kind of fixed device of scaffold hanging being arranged on shear wall |
| CN110306774A (en) * | 2019-08-08 | 2019-10-08 | 中国建筑第四工程局有限公司 | A kind of installation method and device of spigot-and-socket builder's jack |
| CN111395777A (en) * | 2020-04-24 | 2020-07-10 | 五冶集团上海有限公司 | Construction method of mounting cantilever platform of preheating tower |
| CN114541723A (en) * | 2022-02-18 | 2022-05-27 | 北京建工集团有限责任公司 | Overhanging type scaffold support structure |
| CN114606873A (en) * | 2022-01-14 | 2022-06-10 | 浙江交工宏途交通建设有限公司 | Steel case roof beam cantilever concrete placement bracket |
-
2018
- 2018-10-21 CN CN201821703727.6U patent/CN209099741U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110306780A (en) * | 2019-07-25 | 2019-10-08 | 深圳市鹏城建筑集团有限公司 | A kind of fixed device of scaffold hanging being arranged on shear wall |
| CN110306774A (en) * | 2019-08-08 | 2019-10-08 | 中国建筑第四工程局有限公司 | A kind of installation method and device of spigot-and-socket builder's jack |
| CN110306774B (en) * | 2019-08-08 | 2023-07-25 | 中国建筑第四工程局有限公司 | Method and device for installing socket type cantilever scaffold |
| CN111395777A (en) * | 2020-04-24 | 2020-07-10 | 五冶集团上海有限公司 | Construction method of mounting cantilever platform of preheating tower |
| CN114606873A (en) * | 2022-01-14 | 2022-06-10 | 浙江交工宏途交通建设有限公司 | Steel case roof beam cantilever concrete placement bracket |
| CN114541723A (en) * | 2022-02-18 | 2022-05-27 | 北京建工集团有限责任公司 | Overhanging type scaffold support structure |
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