CN206368528U - A kind of anti-falling device of attached lifting scaffold - Google Patents
A kind of anti-falling device of attached lifting scaffold Download PDFInfo
- Publication number
- CN206368528U CN206368528U CN201720032856.6U CN201720032856U CN206368528U CN 206368528 U CN206368528 U CN 206368528U CN 201720032856 U CN201720032856 U CN 201720032856U CN 206368528 U CN206368528 U CN 206368528U
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- China
- Prior art keywords
- support arm
- fall device
- scaffold
- attached
- supporting part
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- 230000007704 transition Effects 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 abstract description 14
- 230000007423 decrease Effects 0.000 abstract description 7
- 238000010276 construction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Abstract
The utility model discloses a kind of anti-fall device of attached lifting scaffold, wall-attached supporting seat is rotatably mounted to, for preventing scaffold from falling, including：Vertically disposed first support arm and the second support arm, and through the circular hole of first, second support arm transition part, anti-fall device is installed on wall-attached supporting seat by rotating shaft, and first, second support arm is rotated around the shaft；When scaffold rises, the second support arm is connected by the supporting part of resetting means and wall-attached supporting seat, the first support arm is horizontal, the second support arm is resisted against supporting part；When scaffold declines, the first support arm is connected by the supporting part of resetting means and wall-attached supporting seat, the second support arm is horizontal, the first support arm is resisted against the supporting part.It using the anti-fall device, not only can prevent it from falling in scaffold uphill process, and can equally prevent it from falling in decline process.
Description
Technical field
The utility model is related to a kind of construction equipment, especially a kind of anti-falling device of attached lifting scaffold.
Background technology
Attachment type raise scaffold is due to having the advantages that cost is low, fast, easy to use and strong adaptability is installed, in high level
It is widely used in construction.Attachment type raise scaffold has compared to console mode scaffold, overhanging scaffold
Obvious economy, therefore, the Ministry of Construction was just included in one of ten new technologies of emphasis popularization and application early in 1998.
With advances in technology, the security of attachment type raise scaffold is greatly improved, and occurs the possibility of accident
Property is substantially reduced.But attaching scaffold is depended in high-rise agent structure, by lifting means electric block voluntarily
Lifting, still with larger uncertain factor.So once generation damage sequence is hardly imaginable, belong to the great danger in job site
Dangerous source.
The content of the invention
In view of the above problems, the utility model provides a kind of anti-falling device of attached lifting scaffold, not only on scaffold
The process of liter can prevent it from falling, and can equally prevent it from falling in decline process.
In order to achieve the above object, the utility model provides a kind of anti-fall device of attached lifting scaffold, rotatable
Wall-attached supporting seat is installed on, for preventing scaffold from falling, including：Vertically disposed first support arm and the second support arm, and
Through the circular hole of the first, second support arm transition part；First support arm is located at the top of second support arm, and
The distance between two support arm ends are less than the distance of the adjacent cross bar of lifting rail；The circular hole is used to wear rotating shaft, makes described
Anti-fall device is installed on the wall-attached supporting seat by the rotating shaft, and makes first support arm and second support arm can be around
The rotating shaft rotation；When the support that the scaffold rises, and second support arm passes through resetting means and the wall-attached supporting seat
Portion is connected, and first support arm is horizontal, second support arm is resisted against the supporting part；When the scaffold
Decline, first support arm is connected by resetting means with the supporting part of the wall-attached supporting seat, make second support arm be in
Horizontality, first support arm is resisted against the supporting part.
It is preferred that, first support arm, second support arm are integrally formed with the transition part.
It is preferred that, the front end of first support arm is provided with chamfering or fillet close to the surface of second support arm.
Further, the front portion of second support arm is provided with chamfering or fillet close to the surface of first support arm.
It is preferred that, the supporting part includes two crossbeams be arrangeding in parallel up and down, is respectively used to support first support
Arm and second support arm.
Further, the distance of crossbeam is equal described in the circular hole distance two.
It is preferred that, the resetting means is spring.
Further, the supporting part correspondence first, second support arm is provided with two spring fixing portions, for dismountable
The spring is installed.
It is preferred that, ball bearing is provided with the circular hole.
Relative to prior art, anti-falling device of attached lifting scaffold described in the utility model not only rises in scaffold
Process can prevent it from falling, and can equally prevent it from falling in decline process.First support arm, the second support arm and mistake
The portion of crossing is integrally formed, and the transition part is triangular in shape, and the anti-fall device is simple in construction and stably.
Brief description of the drawings
, below will be to needed for embodiment description in order to illustrate more clearly of the technical scheme in the utility model embodiment
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some realities of the present utility model
Example is applied, for those skilled in the art, on the premise of not paying creative work, can also be obtained according to these accompanying drawings
Other accompanying drawings.
Fig. 1 is a kind of dimensional structure diagram of embodiment of the utility model anti-fall device；
Fig. 2 is a kind of decomposition texture schematic diagram of embodiment of the utility model anti-fall device；
Fig. 3 is the structural representation of anti-fall device described in the utility model attached lifting scaffold uphill process；
Fig. 4 is sectional view of the anti-fall device along A-A ' directions described in Fig. 3；
Fig. 5 is the state sectional view of anti-fall device when attached lifting scaffold shown in Fig. 4 rises；
Fig. 6 is the sectional view of anti-fall device described in the utility model attached lifting scaffold decline process；
Fig. 7 is the state sectional view of anti-fall device when attached lifting scaffold shown in Fig. 6 declines；
Fig. 8 is the sectional view of anti-fall device when attached lifting scaffold shown in Fig. 7 normally declines；
Fig. 9 is the sectional view of anti-fall device when attached lifting scaffold shown in Fig. 7 falls extremely.
Embodiment
In order that those skilled in the art more fully understand the utility model scheme, it is real below in conjunction with the utility model
The accompanying drawing in example is applied, the technical scheme in the utility model embodiment is clearly and completely described.
The lifting rail 3 in Fig. 1 of explanation is needed to include the mobile jib 31 being vertically arranged and the cross bar 32 being horizontally spaced about
Composition, wherein the cross bar 32 is rectangle structure；In other accompanying drawings, comprising the lifting rail 3, the cross bar 32 is circle
Cylindricality, this is the not be the same as Example of the cross bar 32, is considered as same structure, does not make difference.
Fig. 1, Fig. 2 and Fig. 5 are refer to, a kind of anti-fall device 1 of attached lifting scaffold is rotatably mounted to attached wall branch
Seat 2, for preventing lifting rail 3 from falling, and then prevents attached lifting scaffold from falling, and the anti-tilt device 1 includes first
Brace 11, the second support arm 12, transition part 13, circular hole 14, rotating shaft 15 and resetting means 16.
Fig. 2 be refer to Fig. 4, first support arm 11 and second support arm 12 are vertically arranged, described first
Brace 11 is located at the top of second support arm 12, and the distance between two support arm ends are less than the adjacent crossbars of lifting rail 3
32 distance；The front end of first support arm 11 is provided with chamfering close to the surface of second support arm 12；Described second
The front portion of brace 12 is again provided with chamfering close to the surface of first support arm 11.First support arm 11, described second
Support arm 12 is integrally formed with the transition part 13, and the transition part 13 is triangular in shape.The circular hole 14 through the described 1st,
The transition part 13 of second support arm 12, for wearing rotating shaft 15, makes the anti-fall device 1 be installed on by the rotating shaft 15 described
Wall-attached supporting seat 2, and first support arm 11 and second support arm 12 is rotated around the rotating shaft 15.It is preferred that, institute
State and ball bearing is provided with circular hole 14（It is not shown）.
Fig. 3 be refer to Fig. 5, be that the lifting rail 3 rises（I.e. described attached lifting scaffold climbs）During, institute
State the motion process of anti-fall device 1.Wherein, if the cross bar 32 of Fig. 4 lifting rails 3 for as described in is not in contact with the described one 11 or second
During support arm 12, second support, 12 arms are connected by resetting means 16 with the supporting part 21 of the wall-attached supporting seat 2, are made described
First support arm 11 is horizontal, second support arm 12 against（There can also be gap）In the supporting part 21；Such as Fig. 5
Described in the upward jack-up of cross bar 32 of the lifting rail 3 during the first support arm 11, first support arm 11 is moved upwards, institute
The second support arm 12 is stated away from the supporting part 21, when the cross bar 32 is by first support arm 11, dress is resetted described
Put in the presence of 16, the anti-fall device 1 returns to Fig. 4 reset condition；It is (not shown), when the lifting rail 3 falls,
The cross bar 32 compresses downwards first support arm 11, and now second support arm 12 compresses the supporting part 21, makes institute
Stating the first support arm 11 can not move downward, so as to prevent the lifting rail 3 from continuing to fall.
Fig. 6 be refer to Fig. 9, be that the lifting rail 3 declines（I.e. described attached lifting scaffold declines）During, institute
State the motion process of anti-fall device 1.Wherein, if the cross bar 32 of Fig. 6 lifting rails 3 for as described in is not in contact with the described one 11 or second
During support arm 12, first support arm 11 is connected by resetting means 16 with the supporting part 21 of the wall-attached supporting seat 2, is made described
Second support arm 12 is horizontal, first support arm 11 due to the resetting means 16 effect against（Can also have
Gap）In the supporting part 21；The cross bar 32 that Fig. 7 is the lifting rail 3 is downward compress as described in the second support arm 12 when, institute
State the second support arm 12 to move downward, first support arm 11 is away from the supporting part 21；The lifting rail 3 as described in Fig. 8 is
During normal decline, when the cross bar 32 is by second support arm 12, cross bar 32 now above is not in contact with described first
Brace 11, in the presence of the resetting means 16, the anti-fall device 1 returns to Fig. 6 reset condition；If Fig. 9 is described
When lifting rail 3 falls, when the cross bar 32 is by second support arm 12, because lapse rate is fast, first support
Arm 11 has not enough time to return to reset condition, and cross bar 32 now above has contacted first support arm 11, and supports downwards
First support arm 11 is pressed, final second support arm 12 compresses the supporting part 21 or the resetting means 16 is reached most
Big stroke, makes first support arm 11 can not continue to move downward, so as to prevent the lifting rail 3 from continuing to fall.
As a kind of embodiment, the supporting part 21 includes two crossbeams be arrangeding in parallel up and down（It is not shown）, use respectively
In support first support arm 11 and second support arm 12.The distance of crossbeam is equal described in the distance two of circular hole 14.
As a kind of embodiment, the resetting means 16 is spring.The supporting part 21 correspondence the described 1st, second
Brace 12 is provided with two spring fixing portions（It is not shown）, for removably installing the spring.
Compared with prior art, anti-falling device of attached lifting scaffold described in the utility model has advantages below：
（1）It not only can prevent it from falling in scaffold uphill process, and can equally prevent it from falling in decline process
Fall.
（2）First support arm, the second support arm and transition part are integrally formed, and the transition part is triangular in shape, described anti-fall
Apparatus structure is simply and stably.
（3）The front end of first support arm is provided with chamfering, second support close to the surface of second support arm
The front portion of arm is again provided with chamfering close to the surface of first support arm, beneficial to the lifting rail in normal lifting process,
The cross bar passes through first support arm and second support arm.
Detailed description above is only the explanation of the preferred embodiment of the utility model, and non-therefore limitation the utility model is specially
Sharp scope, so, all with this creation specification and diagramatic content institute, equivalence techniques changes for it, is both contained in this creation specially
In sharp scope.
Claims (9)
1. a kind of anti-fall device of attached lifting scaffold, is rotatably mounted to wall-attached supporting seat, for preventing scaffold from falling,
It is characterised in that it includes：
Vertically disposed first support arm and the second support arm, and through the circular hole of the first, second support arm transition part；
First support arm is located at the distance between the top of second support arm, and two support arm ends and is less than lifting rail phase
Face the distance of cross bar；The circular hole is used to wear rotating shaft, the anti-fall device is installed on the attached wall branch by the rotating shaft
Seat, and first support arm and second support arm is rotated around the rotating shaft；
When the scaffold rises, second support arm is connected with the supporting part of the wall-attached supporting seat by resetting means, made
First support arm is horizontal, and second support arm is resisted against the supporting part；
When the scaffold declines, first support arm is connected with the supporting part of the wall-attached supporting seat by resetting means, made
Second support arm is horizontal, and first support arm is resisted against the supporting part.
2. anti-fall device according to claim 1, it is characterised in that：First support arm, second support arm with
The transition part is integrally formed.
3. anti-fall device according to claim 1, it is characterised in that：The front end of first support arm is close to described second
The surface of support arm is provided with chamfering or fillet.
4. anti-fall device according to claim 3, it is characterised in that：The front portion of second support arm is close to described first
The surface of support arm is provided with chamfering or fillet.
5. anti-fall device according to claim 1, it is characterised in that：The supporting part includes two be arranged in parallel up and down
Crossbeam, is respectively used to support first support arm and second support arm.
6. anti-fall device according to claim 5, it is characterised in that：The distance phase of crossbeam described in the circular hole distance two
Deng.
7. anti-fall device according to claim 1, it is characterised in that：The resetting means is spring.
8. anti-fall device according to claim 7, it is characterised in that：Supporting part correspondence first, second support
Arm is provided with two spring fixing portions, for removably installing the spring.
9. anti-fall device according to claim 1, it is characterised in that：Ball bearing is provided with the circular hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720032856.6U CN206368528U (en) | 2017-01-11 | 2017-01-11 | A kind of anti-falling device of attached lifting scaffold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720032856.6U CN206368528U (en) | 2017-01-11 | 2017-01-11 | A kind of anti-falling device of attached lifting scaffold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206368528U true CN206368528U (en) | 2017-08-01 |
Family
ID=59391336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720032856.6U Expired - Fee Related CN206368528U (en) | 2017-01-11 | 2017-01-11 | A kind of anti-falling device of attached lifting scaffold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206368528U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108612328A (en) * | 2018-05-11 | 2018-10-02 | 中建钢构江苏有限公司 | Single layer adhesion type chooses protective device and its construction method outside can climbing |
| CN109723015A (en) * | 2017-10-31 | 2019-05-07 | 上海快仓智能科技有限公司 | A kind of clearing apparatus and the transport vehicle with the device |
-
2017
- 2017-01-11 CN CN201720032856.6U patent/CN206368528U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109723015A (en) * | 2017-10-31 | 2019-05-07 | 上海快仓智能科技有限公司 | A kind of clearing apparatus and the transport vehicle with the device |
| CN108612328A (en) * | 2018-05-11 | 2018-10-02 | 中建钢构江苏有限公司 | Single layer adhesion type chooses protective device and its construction method outside can climbing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170801 |