CN201738561U - Attached lifting scaffold anti-tilting and anti-falling device - Google Patents
Attached lifting scaffold anti-tilting and anti-falling device Download PDFInfo
- Publication number
- CN201738561U CN201738561U CN201020228592XU CN201020228592U CN201738561U CN 201738561 U CN201738561 U CN 201738561U CN 201020228592X U CN201020228592X U CN 201020228592XU CN 201020228592 U CN201020228592 U CN 201020228592U CN 201738561 U CN201738561 U CN 201738561U
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- push rod
- drop device
- ricker
- dumping
- attachment type
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Abstract
The utility model discloses an attached lifting scaffold anti-tilting and anti-falling device, comprising an anti-tilting device, an anti-falling device, a scaffold upright post with an I-steel structure and a support fixedly with a wall body, wherein, the anti-falling device comprises an anti-falling lift rod and at least two supporting plates fixed on the outer surface of one wing plate of the scaffold upright post in parallel in the vertical direction, the anti-falling lift rod is applied with pretightening force to get close to the scaffold upright post by an offsetting torsion spring; the anti-tilting device comprises two guide shoes which are fixedly connected with the support, corresponded to two vertical guide grooves on both sides of the scaffold upright post and embedded in the guide grooves in a vertical sliding way. The utility model integrates the anti-tilting function and the anti-falling function and has the characteristics of simple and compact structure, easy assembly and high reliability; the structure of the anti-falling device is simplified because the torsion spring is used for supplying the anti-falling lift rod with return power and then can be easily mounted and dismounted, thereby the flexibility of the utility model in use is improved.
Description
Technical field
The utility model relates to a kind of scaffold servicing unit, particularly a kind of attachment type raise scaffold anti-dumping anti-drop device.
Background technology
In the high-building construction process, traditional console mode scaffold expends a large amount of metal fittings, and attachment type raise scaffold can overcome above-mentioned these shortcomings well, thereby greatly reduce engineering cost, therefore attached lift scaffold has obtained using widely in increasing high-building construction.But the anti-tenesmus of attached lift scaffold and anti-inclination control are the emphasis and the difficult point of support body elevating safety in the work progress, how reasonably to address this problem the key that becomes the safe handling attached lift scaffold.
In the prior art, the attachment type raise scaffold of different structure is arranged, and occurred such as being the Chinese patent of ZL01262416 and ZL200820042267.7 as the patent No., the patent of ZL01262416 lacks reliability, and has only an anti-fall function; The patent structure of ZL200820042267.7 is complicated, and lacks reliability equally.In a word, the attachment type raise scaffold anti-dumping of prior art, the weak point of anti-drop device show: anti-dumping, anti-drop device are separated, complex structure, and inter-agency cooperation requires high, rely on frictional force to clamp the vertical rod that is connected mutually with scaffold mostly, thereby lack reliability.
Therefore, need improve, design a kind of anti-dumping anti-drop device, anti-dumping and anti-drop function are organically combined, have simple in structurely, be easy to the characteristics of high reliability are installed existing attachment type raise scaffold.
The utility model content
In view of this, the utility model provides a kind of attachment type raise scaffold anti-dumping anti-drop device, when being used in attachment type raise scaffold, anti-dumping and anti-drop function is organically combined, and has simple in structurely, is easy to the characteristics of high reliability are installed.
A kind of attachment type raise scaffold anti-dumping anti-drop device of the present utility model comprises the ricker and the support that is used for fixedlying connected with body of wall of anti-tilt device, anti-drop device, i-beam structure;
Described anti-drop device comprises that anti-fall push rod and at least two edges vertically are fixedly installed on the wherein gripper shoe of a wing plate outer surface of ricker side by side, and described gripper shoe is along wing plate horizontally set and downward-sloping; Described anti-fall push rod is hinged on the support in the mode that can rotate in perpendicular by jointed shaft, anti-fall push rod tilts to withstand the gripper shoe soffit obliquely upward in hinged rotational plane, the jointed shaft cylindrical is with the return torsion spring, and described return torsion spring applies anti-fall push rod and makes it rely on the pretightning force of ricker;
Described anti-tilt device comprises two guide grabs of fixedlying connected with support, form the vertical gathering sill lay respectively at the ricker both sides between two wing plates of ricker and the web, the vertical gathering sill of described two guide grabs and ricker both sides is corresponding one by one and be embedded in the vertical gathering sill in the mode that can vertically slide; Guide grab is the vertical strip structure with vertical gathering sill tabling.
Further, described jointed shaft cylindrical is rotatably assorted and is with axle sleeve, and described anti-fall push rod is fixedlyed connected with axle sleeve; Circle along the circumferential direction is provided with stopper slot in the described axle sleeve, be provided with on the described jointed shaft can be embedded in the spacing preiection in the stopper slot in the mode that circumferencial direction slides, described stopper slot withstands on the gripper shoe corresponding with the stroke that breaks away from gripper shoe by the stroke that spacing preiection limits along the circumferential direction with anti-fall push rod;
Further, extend radially outward on the described axle sleeve and fixedly install drive rod, described drive rod and anti-fall push rod are that fulcrum forms lever construction with the jointed shaft, and described drive rod connects the driving drag-line downwards;
Further, described anti-fall push rod comprises sleeve and expansion link section, and described sleeve tail end is fixedly connected on the axle sleeve, and expansion link section threaded engagement also is rotary with locking nut by threaded engagement from the coaxial sleeve that stretches into of barrel forward end on the expansion link section;
Further, weld deep floor between described support plate upper surface and its set ricker web outside surface;
Further, described anti-fall push rod is two, is fixedly set on the axle sleeve side by side in the mode that is symmetrical in ricker;
Further, described guide grab is fixedly connected on the support by guide peg, and two relative bendings of guide peg front end form the agent structure of guide grab respectively, and the guide pad that welds respectively up and down of agent structure forms complete guide grab;
Further, described anti-fall push rod front end forms chamfering, and vertical outline line of chamfering upper surface is parallel with described gripper shoe soffit;
Further, the downward-sloping angle of gripper shoe is 5 °;
Further, extend upward on the described support and form two journal stirrups, the jointed shaft secure fit is carried on a shoulder pole on two journal stirrups, and axle sleeve is between two journal stirrups, and the return torsion spring is two, lay respectively at the axle sleeve two ends and with two corresponding one by one pretightning forces that apply of sleeve.
The beneficial effects of the utility model: attachment type raise scaffold anti-dumping anti-drop device of the present utility model, anti-fall and anti-dumping is arranged on the support, changes the split-type structural of prior art, anti-dumping and anti-drop function are organically combined, have simple and compact for structurely, be easy to install the characteristics of high reliability; Adopt the return power of return torsion spring, whole anti-drop device structure is further simplified, be beneficial to installation and removal, improve the use flexibility of this device as anti-fall push rod; The utility model adopts stopper slot and limits anti-fall push rod rotational travel along the circumferential direction cooperating of spacing preiection, the just in time corresponding anti-fall push rod of two extreme positions of stroke withstands gripper shoe and breaks away from the gripper shoe two states, makes whole anti-drop device have higher reliability.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is further described.
Fig. 1 is a structural representation of the present utility model;
Fig. 2 be Fig. 1 along A to view;
Fig. 3 is that axle sleeve cooperates schematic diagram with jointed shaft.
The specific embodiment
Fig. 1 is a structural representation of the present utility model, Fig. 2 be Fig. 1 along A to view, Fig. 3 is that axle sleeve cooperates schematic diagram with jointed shaft, as shown in the figure: the attachment type raise scaffold anti-dumping anti-drop device of present embodiment comprises the ricker 1 and the support 11 that is used for fixedlying connected with body of wall of anti-tilt device, anti-drop device, i-beam structure;
Described anti-drop device comprises that anti-fall push rod and at least two edges vertically are fixedly installed on the wherein gripper shoe 2 of a wing plate 1a outer surface of ricker 1 side by side, and described gripper shoe 2 is along wing plate 1a horizontally set and downward-sloping; Described anti-fall push rod is hinged on the support 11 in the mode that can rotate in perpendicular by jointed shaft 12, anti-fall push rod tilts to withstand gripper shoe 2 soffits obliquely upward in hinged rotational plane, jointed shaft 12 cylindricals are with return torsion spring 8, and 8 pairs of anti-fall push rods of described return torsion spring apply and make it rely on the pretightning force of ricker 1;
Described anti-tilt device comprises two guide grabs of fixedlying connected with support 16, form the vertical gathering sill 1b lay respectively at ricker 1 both sides between two wing plates of ricker 1 and the web, the vertical gathering sill 1b of described two guide grabs 16 and ricker 1 both sides is corresponding one by one and be embedded in the vertical gathering sill 1b in the mode that can vertically slide; Guide grab 16 is the vertical strip structure with vertical gathering sill 1b tabling.
In the utility model, described jointed shaft 12 cylindricals are rotatably assorted and are with axle sleeve 9, and described anti-fall push rod is fixedlyed connected with axle sleeve 9; Circle along the circumferential direction is provided with stopper slot 9a in the described axle sleeve 9, be provided with on the described jointed shaft 12 can be embedded in the spacing preiection 12a in the stopper slot 9a in the mode that circumferencial direction slides relatively, described stopper slot 9a withstands on the gripper shoe 2 corresponding with the stroke that breaks away from gripper shoe 2 by the stroke that spacing preiection 12a limits along the circumferential direction with anti-fall push rod; This structure is used to limit the pole of rotation extreme position of anti-fall push rod, avoids stroke excessive, causes the return difficulty.
In the utility model, extend radially outward on the described axle sleeve 9 and fixedly install drive rod 10, can weld also and can make one; Described drive rod 10 is that fulcrum forms lever construction with anti-fall push rod with jointed shaft 12, and described drive rod 10 connects driving drag-line 17 downwards; Drive by drag-line, it is simple and convenient that this device is driven.
In the utility model, described anti-fall push rod comprises sleeve 6 and expansion link section 3, and described sleeve 6 tail ends are fixedly connected on the axle sleeve 9, and can weld also can be other modes; Expansion link section 3 threaded engagement are from the coaxial sleeve 6 that stretches into of sleeve 6 front ends, in the present embodiment, and the coaxial nut 5 that fixedly installs of sleeve 6 front ends, expansion link section 3 threaded engagement screw in nut 5 and also stretch into sleeve 6; Also be rotary with locking nut 4 on the expansion link section 3, lock after being used to adjust suitable length, improve safety by threaded engagement; The adjustable length of the anti-fall push rod of this structure makes this device have stronger versatility.
In the utility model, welding deep floor 2a between described gripper shoe 2 upper surfaces and its set ricker web 1a outer surface; Increase gripper shoe 2 and bear the ability of vertical force, further improve the security performance of this device.
In the utility model, described anti-fall push rod is two and fixedly installs side by side on the axle sleeve 9 in the mode that is symmetrical in ricker; Further increase the safety and the stability of device.
In the utility model, described guide grab 16 is fixedly connected on the support 11 by bolt auxiliary connection 13 by guide peg 15, the agent structure of two guide peg 16 front ends relative bending formation respectively guide grab 16, the guide pad that welds respectively up and down of agent structure forms complete guide grab 16, and guide peg 15 and guide grab 16 opposing sides are provided with deep floor 14; Simple in structure, make easily, have higher bending resistance.
In the utility model, described anti-fall push rod front end forms chamfering, and during support, vertical outline line of chamfering upper surface is parallel with described gripper shoe 3 soffits; Make anti-fall push rod and gripper shoe 3 have bigger contact area, increase mechanism stability and safety.
In the utility model, gripper shoe 3 downward-sloping angles are 5 °;
In the utility model, extend upward on the described support 11 and form two journal stirrups (being respectively journal stirrup 7 and journal stirrup 7a among the figure), jointed shaft 12 secure fit load is on journal stirrup 7 and journal stirrup 7a, axle sleeve 9 is positioned at journal stirrup 7 and journal stirrup 7a, the return torsion spring is two (being respectively return torsion spring 8 and return torsion spring 8a among the figure), lay respectively at axle sleeve 9 two ends and with the corresponding one by one pretightning force that applies of two sleeves (being respectively sleeve 6 and sleeve 6a among the figure); Two ear structures are beneficial to the increase mechanism stability, and two return torsion spring symmetries apply prestressing force, and anti-locking mechanism blocks, and guarantee the flexibility of mechanism.
The utility model in use, support 11 is fixed on the body of wall, anti-fall push rod withstands gripper shoe 2, to preventing that ricker 1 from applying support power upwards and preventing its tenesmus, guide grab 16 catches on the gathering sill 1b of ricker 1 both sides of i-beam structure, restriction ricker 1 horizontal degree of freedom, guide peg 15 and anti-fall push rod are formed stable triangular structure, make this device have stronger stability and safety;
When needing to rise, directly dragging ricker 1 by lifting appliance moves up, because anti-fall push rod applies pretightning force by the return torsion spring, under the lateral thrust effect of lower support plate, break away from and support, after ricker moved up and puts in place, anti-fall push rod applied under the pretightning force effect near ricker and is supported in relative upper support board at the return torsion spring; Certainly, also can and drive drag-line 11 during rising and drive drive rod 10, make anti-fall push rod and upper backup pad throw off the back and be supported in and be positioned at the lower support plate by lifting appliance; When needing to descend, apply downward driving force by driving 11 pairs of drive rods 10 of drag-line, to driving drag-line 11 application of forces can be by the scaffold lifting appliance, it also can be other drive unit (not marking in this utility model), drive rod 10 obtains from downward pulling force, because leverage, anti-fall push rod outwards rotates, break away from gripper shoe, but ricker 1 easy on and off moves; Work as something unexpected happened, make scaffold lifting appliance fault or drive drag-line when disconnecting, drive rod 10 loses downward pulling force, and under 8 effects of return torsion spring, the rapid return of anti-fall push rod withstands gripper shoe, prevents the scaffold tenesmus, the safety that improves structure.
Explanation is at last, above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from the aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (10)
1. an attachment type raise scaffold anti-dumping anti-drop device is characterized in that: the ricker and the support that is used for fixedlying connected with body of wall that comprise anti-tilt device, anti-drop device, i-beam structure;
Described anti-drop device comprises that anti-fall push rod and at least two edges vertically are fixedly installed on the wherein gripper shoe of a wing plate outer surface of ricker side by side, and described gripper shoe is along wing plate horizontally set and downward-sloping; Described anti-fall push rod is hinged on the support in the mode that can rotate in perpendicular by jointed shaft, anti-fall push rod tilts to withstand the gripper shoe soffit obliquely upward in hinged rotational plane, the jointed shaft cylindrical is with the return torsion spring, and described return torsion spring applies anti-fall push rod and makes it rely on the pretightning force of ricker;
Described anti-tilt device comprises two guide grabs of fixedlying connected with support, form the vertical gathering sill lay respectively at the ricker both sides between two wing plates of ricker and the web, the vertical gathering sill of described two guide grabs and ricker both sides is corresponding one by one and be embedded in the vertical gathering sill in the mode that can vertically slide; Guide grab is the vertical strip structure with vertical gathering sill tabling.
2. attachment type raise scaffold anti-dumping anti-drop device according to claim 1 is characterized in that: described jointed shaft cylindrical is rotatably assorted and is with axle sleeve, and described anti-fall push rod is fixedlyed connected with axle sleeve; Circle along the circumferential direction is provided with stopper slot in the described axle sleeve, be provided with on the described jointed shaft can be embedded in the spacing preiection in the stopper slot in the mode that circumferencial direction slides, described stopper slot withstands on the gripper shoe corresponding with the stroke that breaks away from gripper shoe by the stroke that spacing preiection limits along the circumferential direction with anti-fall push rod.
3. attachment type raise scaffold anti-dumping anti-drop device according to claim 2, it is characterized in that: extend radially outward on the described axle sleeve and fixedly install drive rod, described drive rod and anti-fall push rod are that fulcrum forms lever construction with the jointed shaft, and described drive rod connects the driving drag-line downwards.
4. attachment type raise scaffold anti-dumping anti-drop device according to claim 3, it is characterized in that: described anti-fall push rod comprises sleeve and expansion link section, described sleeve tail end is fixedly connected on the axle sleeve, expansion link section threaded engagement also is rotary with locking nut by threaded engagement from the coaxial sleeve that stretches into of barrel forward end on the expansion link section.
5. attachment type raise scaffold anti-dumping anti-drop device according to claim 4 is characterized in that: weld deep floor between described support plate upper surface and its set ricker web outside surface.
6. attachment type raise scaffold anti-dumping anti-drop device according to claim 5 is characterized in that: described anti-fall push rod is two and fixedly installs on the axle sleeve side by side in the mode that is symmetrical in ricker.
7. attachment type raise scaffold anti-dumping anti-drop device according to claim 6, it is characterized in that: described guide grab is fixedly connected on the support by guide peg, two relative bendings of guide peg front end form the agent structure of guide grab respectively, and the guide pad that welds respectively up and down of agent structure forms complete guide grab.
8. attachment type raise scaffold anti-dumping anti-drop device according to claim 7 is characterized in that: described anti-fall push rod front end forms chamfering, and vertical outline line of chamfering upper surface is parallel with described gripper shoe soffit.
9. attachment type raise scaffold anti-dumping anti-drop device according to claim 8 is characterized in that: the downward-sloping angle of gripper shoe is 5 °.
10. attachment type raise scaffold anti-dumping anti-drop device according to claim 9, it is characterized in that: extend upward on the described support and form two journal stirrups, jointed shaft secure fit load is on two journal stirrups, axle sleeve is between two journal stirrups, the return torsion spring is two, lay respectively at the axle sleeve two ends and with two corresponding one by one pretightning forces that apply of sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020228592XU CN201738561U (en) | 2010-06-18 | 2010-06-18 | Attached lifting scaffold anti-tilting and anti-falling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020228592XU CN201738561U (en) | 2010-06-18 | 2010-06-18 | Attached lifting scaffold anti-tilting and anti-falling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201738561U true CN201738561U (en) | 2011-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020228592XU Expired - Fee Related CN201738561U (en) | 2010-06-18 | 2010-06-18 | Attached lifting scaffold anti-tilting and anti-falling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201738561U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195231A (en) * | 2012-01-09 | 2013-07-10 | 福建建涌机械设备有限公司 | Integral outer frame |
| CN103526920A (en) * | 2013-11-04 | 2014-01-22 | 江苏申锡建筑机械有限公司 | Closeable and openable guide base of attached lifting scaffold |
| CN106827467A (en) * | 2017-04-01 | 2017-06-13 | 浙江科力塑料机械有限公司 | The pneumatic matched moulds protection device of die cylinder underneath type injection-blow molding machine |
-
2010
- 2010-06-18 CN CN201020228592XU patent/CN201738561U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195231A (en) * | 2012-01-09 | 2013-07-10 | 福建建涌机械设备有限公司 | Integral outer frame |
| CN103526920A (en) * | 2013-11-04 | 2014-01-22 | 江苏申锡建筑机械有限公司 | Closeable and openable guide base of attached lifting scaffold |
| CN106827467A (en) * | 2017-04-01 | 2017-06-13 | 浙江科力塑料机械有限公司 | The pneumatic matched moulds protection device of die cylinder underneath type injection-blow molding machine |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20161013 Granted publication date: 20110209 |
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| RINS | Preservation of patent right or utility model and its discharge | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20170803 Granted publication date: 20110209 |
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| PD01 | Discharge of preservation of patent | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110209 Termination date: 20180618 |
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| CF01 | Termination of patent right due to non-payment of annual fee |