CN202248828U - Automatic falling-preventing device for integrally lifted scaffold - Google Patents
Automatic falling-preventing device for integrally lifted scaffold Download PDFInfo
- Publication number
- CN202248828U CN202248828U CN2011203984714U CN201120398471U CN202248828U CN 202248828 U CN202248828 U CN 202248828U CN 2011203984714 U CN2011203984714 U CN 2011203984714U CN 201120398471 U CN201120398471 U CN 201120398471U CN 202248828 U CN202248828 U CN 202248828U
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- CN
- China
- Prior art keywords
- plate
- cover plate
- boatswain chair
- lower cover
- right baffle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model relates to construction equipment and discloses an automatic falling-preventing device for an integrally lifted scaffold, which is characterized by comprising a wall-attached vertical plate, an upper cover plate, a lower cover plate, a hanging plate, an upper limiting block, a lower limiting block, an obliquely-stripped hole, a spring seat, a compression spring, a left baffle, a right baffle, a brake rod and a sliding shaft, wherein the wall-attached vertical plate is fixed together with a building wall; the upper cover plate and the lower cover plate are transversely fixed on the wall-attached vertical plate in parallel; the hanging plate vertically passes through the upper cover plate and the lower cover plate in a sliding way; the upper limiting block and the lower limiting block are arranged on the handing plate and respectively located outside the upper cover plate and the lower cover plate; the obliquely-stripped hole is arranged in the middle-upper part of the hanging plate; the spring seat is arranged at the middle-lower part of the hanging plate; the compression spring is arranged between the spring seat and the lower cover plate; the left baffle and the right baffle are vertically fixed between the upper cover plate and the lower cover plate in parallel; the brake rod horizontally passes through the left baffle and the right baffle in a sliding way; the sliding shaft is vertically arranged on the brake rod, is vertical to the hanging plate and extends into the obliquely-stripped hole in the hanging plate; and the lower part of the hanging plate is provided with a working pull ring.
Description
Technical field
The utility model relates to construction implement, is specifically related to a kind of whole lift-type scaffold and uses the automatic falling-proof device.
Background technology
At present, the whole lift-type scaffold that high-building construction, finishing use, its cost is low, simple in structure; Easy to operate; Compare with traditional scaffold, can reduce the fitting operation personnel and can significantly improve building operations efficient, build the construction industry in construction and be used widely.But its support body is in lifting, decline and use, and fall event happens occasionally, and constructor's life security is caused serious harm.
Integral hoisting scaffold is used falling proof device, adopts the voussoir braking to clamp fall arrest forms such as steel wire rope type, steel derrick type mostly, and its overall structure and type of belt drive are comparatively complicated, reliability is relatively poor; And the wire rope quality problems might cause the secondary generation of falling, and also have analogue for the steel derrick type.
Summary of the invention
In order to overcome the deficiency of above-mentioned prior art; The purpose of the utility model is to provide a kind of simple in structure, rational whole lift-type scaffold of type of belt drive to use the automatic falling-proof device; Can support body promote with the decline process in when the lifting steel rope breaking occurring, pin support body automatically and prevent to fall.
In order to achieve the above object, the following technical scheme of the employing of the utility model is achieved.
A kind of whole lift-type scaffold is used the automatic falling-proof device; It is characterized in that, comprise and the fixing attached wall riser of building masonry wall, laterally upper cover plate and the lower cover of secured in parallel on the attached wall riser; Slide up and down the boatswain chair that runs through upper cover plate and lower cover; Be arranged on the boatswain chair and lay respectively at upper cover plate and upper limit position block and lower position block that lower cover is outer, be arranged on the oblique strip shaped hole of boatswain chair middle and upper part, be arranged on the spring base of boatswain chair middle and lower part; Be arranged on the compression spring between spring base and the lower cover; And vertical right baffle-plate and the right baffle plate of secured in parallel between upper cover plate and lower cover, horizontally slip and run through the brake bar of right baffle-plate and right baffle plate, be vertically set on the sliding axle on the brake bar; Said sliding axle is perpendicular to boatswain chair, and stretches into the oblique strip shaped hole on the boatswain chair; Said boatswain chair bottom is provided with the work draw ring.
The characteristics of the utility model are with further improving:
Said brake bar is provided with back-moving spring.
The turning of said attached wall riser and lower cover is provided with gusset.
Said boatswain chair top is provided with the series connection draw ring.
In the utility model, vertical right baffle-plate and the right baffle plate of secured in parallel between upper cover plate and lower cover horizontally slips and runs through the brake bar of right baffle-plate and right baffle plate; Be vertically set on the sliding axle on the brake bar, the boatswain chair middle and upper part is provided with the oblique strip shaped hole, and sliding axle is perpendicular to boatswain chair; And stretch into the oblique strip shaped hole on the boatswain chair; Through moving up and down of boatswain chair, utilize the contraction that oblique strip shaped hole, sliding axle can the drive brake bar or stretch out, realize the conversion of duty and on-position.During operate as normal, the work draw ring receives to lower pulling force, and boatswain chair moves downward, and produces certain displacement, and brake bar shrinks, and breaks away from the support body guide rail.In the boatswain chair middle and lower part spring base is set, between spring base and lower cover, the compression spring is set, the compression spring shrinks during operate as normal.When support body fell, the work draw ring disappeared to lower pulling force, and the compression spring reset drives boatswain chair and moves upward, and then utilizes oblique strip shaped hole, sliding axle to stretch out by the drive brake bar, inserted to stop support body to fall in the locating hole on the support body guide rail.
In addition, brake bar is provided with back-moving spring, and the cunning of being convenient to brake bar is along the no clamping stagnation of motion; The turning of attached wall riser and lower cover is provided with gusset, is beneficial to the intensity of strengthening the automatic falling-proof device; Boatswain chair top is provided with the series connection draw ring, is beneficial to the series connection of a plurality of automatic falling-proof devices, and safety measure when further strengthening support body and falling improves the reliability of support body braking.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is explained further details.
Fig. 1 is the structural representation of a kind of whole lift-type scaffold of the utility model with the automatic falling-proof device;
Fig. 2 is that whole lift-type scaffold is with automatic falling-proof Unit Installation sketch map;
Among the figure: 1, attached wall riser; 2, lower cover; 3, gusset; 4, lower position block; 5, work draw ring; 6, compression spring; 7, spring base; 8, right baffle plate; 9, back-moving spring; 10, sliding axle; 11, support body guide rail; 12, upper limit position block; 13, series connection draw ring; 14, boatswain chair; 15, oblique strip shaped hole; 16, brake bar; 17, right baffle-plate; 18, upper cover plate; 19, support body; 20, wire rope; 21, sheave; 22, electric hoist.
The specific embodiment
With reference to Fig. 1; For a kind of whole lift-type scaffold of the utility model is used the automatic falling-proof device, wherein, attached wall riser 1 is fixed with building masonry wall; Horizontal parallel upper cover plate 18 is fixed on the attached wall riser 1 with lower cover 2; The turning of attached wall riser 1 and lower cover 2 is provided with gusset 3, and boatswain chair 14 slides up and down and runs through upper cover plate 18 and lower cover 2, and upper limit position block 12 and lower position block 4 are set on boatswain chair 14; Upper limit position block 12 lays respectively at outside upper cover plate 18 and the lower cover 2 with lower position block 14, and boatswain chair 14 upper cover plate 18 relatively produces certain displacement with lower cover 2.In boatswain chair 14 middle and upper parts oblique strip shaped hole 15 is set, spring base 7 is set, compression spring 6 is set between spring base 7 and lower cover 2 in boatswain chair 14 middle and lower parts.Boatswain chair 14 bottoms are provided with work draw ring 5, and boatswain chair 14 tops are provided with series connection draw ring 13.
Wherein, Vertical parallel right baffle-plate 17 and right baffle plate 8 is fixed between upper cover plate 18 and the lower cover 2; Brake bar 16 horizontally slips and runs through that right baffle-plate 17 is provided with on brake bar 16 with right baffle plate 8 and the sliding axle 10 of its horizontal vertical, and brake bar 16 is parallel with boatswain chair 14, and sliding axle 10 is vertical with boatswain chair 14; And stretch into the oblique strip shaped hole 15 on the boatswain chair 14; Through moving up and down of boatswain chair, utilize the contraction that oblique strip shaped hole, sliding axle can the drive brake bar or stretch out, realize the conversion of duty and on-position.Suit helical spring on the brake bar 16, as the back-moving spring 9 of brake bar 16, helical spring is between right baffle plate 8 and sliding axle 10.
In conjunction with Fig. 2, the whole lift-type scaffold of the utility model can use with the automatic falling-proof device in a plurality of series connection.For example, building masonry wall is fixed 3 automatic falling-proof devices, and the series connection draw ring of the automatic falling-proof device of below is connected with rope with the work draw ring of the automatic falling-proof device of top.The work draw ring of the automatic falling-proof device of below connects an end of wire rope 20, and the other end of wire rope 20 is connected with electric hoist 22 on being installed in support body 19 through sheave 21 backs.
Under the normal condition, the work draw ring of whole lift-type scaffold receive rope or wire rope to lower pulling force, boatswain chair moves downward, and produces certain displacement, brake bar shrinks left, and breaks away from the support body guide rail.When wire cable rupture, the work draw ring disappears to lower pulling force, and the compression spring reset drives boatswain chair and moves upward, and then utilizes oblique strip shaped hole, sliding axle to stretch out by the drive brake bar, inserts to stop support body to fall in the locating hole on the support body guide rail.But equidistance is provided with 2～3 automatic falling-proof devices in the full height of whole lift-type scaffold, and automatic falling-proof device is malfunctioning not to influence whole anti-fall performance yet even have, and the reliability of support body fall arrest is improved.
Although more than combine accompanying drawing that the embodiment of the utility model is described, the utility model is not limited to above-mentioned specific embodiments and applications field, and above-mentioned specific embodiments only is schematic, guiding, rather than restrictive.Those of ordinary skill in the art under the situation that does not break away from the scope that the utility model claim protected, can also make a variety of forms under the enlightenment of this manual, these all belong to the row of the present invention's protection.
Claims (4)
1. a whole lift-type scaffold is used the automatic falling-proof device; It is characterized in that, comprise and the fixing attached wall riser of building masonry wall, laterally upper cover plate and the lower cover of secured in parallel on the attached wall riser; Slide up and down the boatswain chair that runs through upper cover plate and lower cover; Be arranged on the boatswain chair and lay respectively at upper cover plate and upper limit position block and lower position block that lower cover is outer, be arranged on the oblique strip shaped hole of boatswain chair middle and upper part, be arranged on the spring base of boatswain chair middle and lower part; Be arranged on the compression spring between spring base and the lower cover; And vertical right baffle-plate and the right baffle plate of secured in parallel between upper cover plate and lower cover, horizontally slip and run through the brake bar of right baffle-plate and right baffle plate, be vertically set on the sliding axle on the brake bar; Said sliding axle is perpendicular to boatswain chair, and stretches into the oblique strip shaped hole on the boatswain chair; Said boatswain chair bottom is provided with the work draw ring.
2. whole lift-type scaffold according to claim 1 is used the automatic falling-proof device, it is characterized in that said brake bar is provided with back-moving spring.
3. whole lift-type scaffold according to claim 1 is used the automatic falling-proof device, it is characterized in that, the turning of said attached wall riser and lower cover is provided with gusset.
4. whole lift-type scaffold according to claim 1 is used the automatic falling-proof device, it is characterized in that, said boatswain chair top is provided with the series connection draw ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203984714U CN202248828U (en) | 2011-10-19 | 2011-10-19 | Automatic falling-preventing device for integrally lifted scaffold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203984714U CN202248828U (en) | 2011-10-19 | 2011-10-19 | Automatic falling-preventing device for integrally lifted scaffold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202248828U true CN202248828U (en) | 2012-05-30 |
Family
ID=46110090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203984714U Withdrawn - After Issue CN202248828U (en) | 2011-10-19 | 2011-10-19 | Automatic falling-preventing device for integrally lifted scaffold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202248828U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359263A (en) * | 2011-10-19 | 2012-02-22 | 陕西浚达技术工程有限责任公司 | Automatic falling preventing device for integral lifting scaffold |
| CN110173104A (en) * | 2019-06-27 | 2019-08-27 | 苏泉云 | The anti-falling structure of attached lifting scaffold |
-
2011
- 2011-10-19 CN CN2011203984714U patent/CN202248828U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359263A (en) * | 2011-10-19 | 2012-02-22 | 陕西浚达技术工程有限责任公司 | Automatic falling preventing device for integral lifting scaffold |
| CN102359263B (en) * | 2011-10-19 | 2013-09-04 | 陕西浚达技术工程有限责任公司 | Automatic falling preventing device for integral lifting scaffold |
| CN110173104A (en) * | 2019-06-27 | 2019-08-27 | 苏泉云 | The anti-falling structure of attached lifting scaffold |
| WO2020258368A1 (en) * | 2019-06-27 | 2020-12-30 | 苏泉云 | Anti-falling structure of attached lifting scaffold |
| EP3992393A4 (en) * | 2019-06-27 | 2022-08-17 | Su, Quanyun | Anti-falling structure of attached lifting scaffold |
| CN110173104B (en) * | 2019-06-27 | 2024-02-06 | 苏泉云 | Anti-falling structure attached with lifting scaffold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120530 Effective date of abandoning: 20130904 |
|
| RGAV | Abandon patent right to avoid regrant |