CN203767872U - Anti-falling device for hanging scaffold of derrick - Google Patents
Anti-falling device for hanging scaffold of derrick Download PDFInfo
- Publication number
- CN203767872U CN203767872U CN201420176507.8U CN201420176507U CN203767872U CN 203767872 U CN203767872 U CN 203767872U CN 201420176507 U CN201420176507 U CN 201420176507U CN 203767872 U CN203767872 U CN 203767872U
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- CN
- China
- Prior art keywords
- hanging scaffold
- derrick
- millimeters
- falling
- pull bar
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- Expired - Fee Related
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Abstract
The utility model relates to an anti-falling device for a hanging scaffold of a derrick. The device is respectively arranged on the periphery of the hanging scaffold and is positioned at the central position of the lengths of four walls of the hanging scaffold; the anti-falling device for the hanging scaffold comprises a steel wire rope connecting device arranged above the hanging scaffold, and the lower part, corresponding to the center of the steel wire rope connecting device, of the steel wire rope connecting device is hinged with a pull rod; the upper part of the pull rod covers an extension spring, one end of the extension spring is connected with the steel wire rope connecting device, the other end of the extension spring is connected with the hanging scaffold, and the bottom of the pull rod is fixedly connected with a horizontal rod; an anti-falling rod is arranged below the pull rod, and the anti-falling rod comprises a connecting rod with the bottom end hinged with the hanging scaffold and a pair of hooks with openings formed in opposite directions; the hooks are arranged at the top of the connecting rod; a transverse pushing spring is arranged between the anti-falling rod and the hanging scaffold, one end of the pushing spring is fixedly connected with the hanging scaffold, and the other end of the pushing spring is connected with the anti-falling rod. The device is simple in structure and good in anti-falling effect; when a steel wire rope is broken, the device deforms instantly to be supported on a beam of the derrick, so that the hanging scaffold is prevented from falling, the equipment damage or personal casualty is avoided, and the anti-falling device has the good practical effect.
Description
Technical field
The utility model relates to Architectural Equipment security fields, is specifically related to a kind of derrick hanging scaffold anti-fall device.
Background technology
At present, universal along with tower crane, derrick in building operation main vertical transport equipment become vertical transport accessory equipment, but due to its simple structure. economic and practical, also in building operation, occupy a tiny space.But in enforcement operation, the safe anti-falling problem of derrick is not still effectively solved, for safety in production has brought larger hidden danger.
Utility model content
In order to address the above problem, the utility model provides a kind of derrick hanging scaffold anti-fall device, this apparatus structure is simple, anti-fall effective, in the time of wire cable rupture, there is deformation in this device at once, be supported on the cross bar of derrick, prevent hanging scaffold tenesmus, avoid equipment damage or personal casualty, there is good practical function.
The utility model is achieved through the following technical solutions: a kind of derrick hanging scaffold anti-fall device, and this hanging scaffold anti-fall device is located at respectively hanging scaffold surrounding, and is positioned at the center of hanging scaffold wall length; Described hanging scaffold anti-fall device comprises the wire-rope connecting device of being located at hanging scaffold top, the hinged pull bar in corresponding its center, bottom of wire-rope connecting device; The top suit extension spring of pull bar, one end of extension spring is connected with wire-rope connecting device, and the other end is connected with hanging scaffold, the affixed horizon bar in bottom of pull bar; The below of pull bar is provided with an anti-falling rods, described anti-falling rods comprises bottom and the hinged connecting rod of hanging scaffold, and the reverse hook arranging of the pair of openings of being located at connecting rod top, one of them coupling hook for articulating with horizon bar, another anti-fall hook for articulating with the cross bar of derrick; Between anti-falling rods and hanging scaffold, be provided with a lateral pushing spring, one end and the hanging scaffold of goring push spring are affixed, and the other end is connected with anti-falling rods.
The iron hoop that diameter that described wire-rope connecting device is made up of 20～25 millimeters of reinforcing bars of diameter is 80～100 millimeters.
Described pull bar is to be made up of the Metallic rod of 30～40 millimeters of diameters, and pull bar outside is provided with stop collar, and the internal diameter of stop collar is greater than the diameter of pull bar, and stop collar and hanging scaffold 4 fixed, pull bar 3 can slide up and down in stop collar.
Described horizon bar is made up of the reinforcing bar of 200～250 millimeters of diameter 20～30 millimeters long, and two ends are rigidly connected by brace and pull bar.
The length of connecting rod of described anti-falling rods is not less than anti-falling rods and the hanging scaffold junction horizontal throw to derrick cross bar.
Described coupling hook, anti-fall hook and connecting rod are welded as a whole; Coupling hook and anti-fall hook are 20～30 millimeters by thickness, and to be that the band steel of 30～40 millimeters is complete curve width; Connecting rod is made up of the round steel of 50～60 millimeters of diameters.
Good effect of the present utility model is: a kind of derrick hanging scaffold anti-fall device, this apparatus structure is simple, anti-fall effective, in the time of wire cable rupture, at once there is deformation in this device, is supported on the cross bar of derrick, prevents hanging scaffold tenesmus, avoid equipment damage or personal casualty, there is good practical function.
Brief description of the drawings
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
A kind of derrick hanging scaffold of Fig. 1 anti-fall device structural representation.
Fig. 2 derrick hanging scaffold anti-fall device embodiment schematic diagram.
In figure, 1. hanging scaffold anti-fall device, 1-1. wire-rope connecting device, 1-2. extension spring, 1-3. pull bar, 1-4. horizon bar, 1-5. anti-falling rods, 1-5-1. coupling hook, the anti-fall hook of 1-5-2., 1-5-3. connecting rod, 1-6. goring push spring, 1-7. stop collar, 2. derrick, 3. steel rope, 4. hanging scaffold.
Detailed description of the invention
In the accompanying drawings, a kind of derrick hanging scaffold anti-fall device, this hanging scaffold anti-fall device 1 is located at respectively hanging scaffold 4 surroundings, and is positioned at the center of hanging scaffold 4 wall length; Described hanging scaffold anti-fall device 1 comprises the wire-rope connecting device 1-1 that is located at hanging scaffold 4 tops, the corresponding hinged pull bar 1-3 in its center in bottom of wire-rope connecting device 1-1; The top suit extension spring 1-2 of pull bar 1-3, one end of extension spring 1-2 is connected with wire-rope connecting device 1-1, and the other end is connected with hanging scaffold 4, the affixed horizon bar 1-4 in bottom of pull bar 1-3; The below of pull bar 1-3 is provided with an anti-falling rods 1-5, described anti-falling rods 1-5 comprises bottom and the hinged connecting rod 1-5-3 of hanging scaffold 4, and the reverse hook arranging of the pair of openings of being located at connecting rod 1-5-3 top, one of them coupling hook for articulating with horizon bar 1-4, another anti-fall hook 1-5-2 for articulating with the cross bar of derrick 2; Between anti-falling rods 1-5 and hanging scaffold 4, be provided with a lateral pushing spring 1-6, one end of goring push spring 1-6 and hanging scaffold 4 are affixed, and the other end is connected with anti-falling rods 1-5.
The iron hoop that diameter that described wire-rope connecting device 1-1 is made up of 20～25 millimeters of reinforcing bars of diameter is 80～100 millimeters.
Described pull bar 1-3 is made up of the Metallic rod of 30～40 millimeters of diameters, and pull bar outside is provided with stop collar 1-7, and the internal diameter of stop collar 1-7 is greater than the diameter of pull bar 1-3, and stop collar 1-7 and hanging scaffold 4 fixed, pull bar-3 can slide up and down in stop collar 1-7.
Described horizon bar 1-4 is made up of the reinforcing bar of 200～250 millimeters of diameter 20～30 millimeters long, and two ends are rigidly connected by brace and pull bar 1-3.
The connecting rod 1-5-3 length of described anti-falling rods 1-5 is not less than anti-falling rods 1-5 and the hanging scaffold 4 junctions horizontal throw to derrick cross bar.
Described coupling hook 1-5-1, anti-fall hook 1-5-2 and connecting rod 1-5-3 are welded as a whole; Coupling hook 1-5-1 and anti-fall hook 1-5-2 are 20～30 millimeters by thickness, and to be that the band steel of 30～40 millimeters is complete curve width; Connecting rod 1-5-3 is made up of the round steel of 50～60 millimeters of diameters.
When normal work, wire-rope connecting device 1-1 and extension spring 1-2 are in tension state, and horizon bar 1-4 is under the effect of pull bar 1-3, in high-end trim, it is upper that coupling hook 1-5-1 is hooked in horizon bar 1-4, and goring push spring 1-6 is in compressive state, and anti-fall hook 1-5-2 is in idle condition; In the time there is fracture in any position of steel rope 3 of traction hanging scaffold 4 liftings, wire-rope connecting device 1-1 is in relaxed state, extension spring 1-2 is in downward contraction, band pull bar 1-3 moves down, and horizon bar 1-4 is in low-end trim, and coupling hook 1-5-1 hook departs from horizon bar 1-4, goring push spring 1-6 promotes anti-falling rods 1-5 and ejects to derrick 2 directions, while encountering derrick cross bar, anti-fall hook 1-5-1 hooks derrick cross bar, makes hanging scaffold 4 stop tenesmus.
Claims (6)
1. a derrick hanging scaffold anti-fall device, is characterized in that, this hanging scaffold anti-fall device (1) is located at respectively hanging scaffold (4) surrounding, and is positioned at the center of hanging scaffold (4) wall length; Described hanging scaffold anti-fall device (1) comprises the wire-rope connecting device (1-1) of being located at hanging scaffold (4) top, the corresponding hinged pull bar in its center in bottom (1-3) of wire-rope connecting device (1-1); The top suit extension spring (1-2) of pull bar (1-3), one end of extension spring (1-2) is connected with wire-rope connecting device (1-1), and the other end is connected with hanging scaffold (4), the affixed horizon bar in bottom (1-4) of pull bar (1-3); The below of pull bar (1-3) is provided with an anti-falling rods (1-5), described anti-falling rods (1-5) comprises bottom and the hinged connecting rod (1-5-3) of hanging scaffold (4), and the reverse hook arranging of the pair of openings of being located at connecting rod (1-5-3) top, one of them coupling hook for articulating with horizon bar (1-4), another anti-fall hook (1-5-2) for articulating with the cross bar of derrick (2); Between anti-falling rods (1-5) and hanging scaffold (4), be provided with a lateral pushing spring (1-6), one end of goring push spring (1-6) and hanging scaffold (4) are affixed, and the other end is connected with anti-falling rods (1-5).
2. a kind of derrick hanging scaffold anti-fall device according to claim 1, is characterized in that, the iron hoop that diameter that described wire-rope connecting device (1-1) is made up of 20～25 millimeters of reinforcing bars of diameter is 80～100 millimeters.
3. a kind of derrick hanging scaffold anti-fall device according to claim 1, it is characterized in that, described pull bar (1-3) is to be made up of the Metallic rod of 30～40 millimeters of diameters, pull bar outside is provided with stop collar (1-7), the internal diameter of stop collar (1-7) is greater than the diameter of pull bar (1-3), and stop collar (1-7) is fixed with hanging scaffold (4).
4. a kind of derrick hanging scaffold anti-fall device according to claim 1, is characterized in that, described horizon bar (1-4) is made up of the reinforcing bar of 200～250 millimeters of diameter 20～30 millimeters long, and two ends are rigidly connected by brace and pull bar (1-3).
5. a kind of derrick hanging scaffold anti-fall device according to claim 1, is characterized in that, connecting rod (1-5-3) length of described anti-falling rods (1-5) is not less than anti-falling rods (1-5) and the horizontal throw of hanging scaffold (4) junction to derrick cross bar.
6. according to a kind of derrick hanging scaffold anti-fall device described in claim 1 or 5, it is characterized in that, described coupling hook (1-5-1), anti-fall hook (1-5-2) and connecting rod (1-5-3) are welded as a whole; Coupling hook (1-5-1) and anti-fall hook (1-5-2) are 20～30 millimeters by thickness, and to be that the band steel of 30～40 millimeters is complete curve width; Connecting rod (1-5-3) is made up of the round steel of 50～60 millimeters of diameters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420176507.8U CN203767872U (en) | 2014-04-14 | 2014-04-14 | Anti-falling device for hanging scaffold of derrick |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420176507.8U CN203767872U (en) | 2014-04-14 | 2014-04-14 | Anti-falling device for hanging scaffold of derrick |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203767872U true CN203767872U (en) | 2014-08-13 |
Family
ID=51285086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420176507.8U Expired - Fee Related CN203767872U (en) | 2014-04-14 | 2014-04-14 | Anti-falling device for hanging scaffold of derrick |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203767872U (en) |
-
2014
- 2014-04-14 CN CN201420176507.8U patent/CN203767872U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20150414 |
|
| EXPY | Termination of patent right or utility model |