CN109458125A - A kind of ladder safety guard - Google Patents
A kind of ladder safety guard Download PDFInfo
- Publication number
- CN109458125A CN109458125A CN201811647970.5A CN201811647970A CN109458125A CN 109458125 A CN109458125 A CN 109458125A CN 201811647970 A CN201811647970 A CN 201811647970A CN 109458125 A CN109458125 A CN 109458125A
- Authority
- CN
- China
- Prior art keywords
- diameter
- fixed link
- casing
- block piece
- arc
- 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- Withdrawn
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/18—Devices for preventing persons from falling
- E06C7/185—Devices providing a back support to a person on the ladder, e.g. cages
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/18—Devices for preventing persons from falling
- E06C7/186—Rail or rope for guiding a safety attachment, e.g. a fall arrest system
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ladders (AREA)
Abstract
A kind of ladder safety guard, including vertical fixed link and casing；Fixed link is equipped with the block piece arranged along fixed link length direction equidistant interval, the block piece inverted round table shape big in the small upside diameter of downside diameter, block piece and fixed link coaxial line, diameter is consistent with fixed shank diameter on the downside of block piece, it is socketed in fixed link made of resilient material, the arc-shaped lantern ring equipped with opening, the diameter of arc-shaped lantern ring is between diameter on the upside of block piece and between the diameter of downside；Cover the strip through slot that tube wall is equipped with a perforation casing length direction two sides, casing coaxial sleeve is set on the outside of fixed link, casing inner diameter is greater than diameter on the upside of block piece, fixed link two sides are connect with ladder two sides, casing is connect by connector with ladder, arc-shaped lantern ring opening at least one end is equipped with the extension that casing is pierced by from through slot, and extension is equipped with hanging hole.It can prevent from falling when personnel are using ladder by the present apparatus, protect its safety, and be simple and efficient.
Description
Technical field
The present invention relates to a kind of ladder safety guards.
Background technique
Ladder is the affiliated facility of high altitude operation, and ladder is generally arranged vertically, the stringer arranged vertically by two and several
The crossbeam being connected between two stringers is constituted.Due to there is biggish difference in height between ladder the upper side and lower side, there are anticipate
The danger fallen outside.Existing solution is that safety rope is arranged with operator, then passes through one by another operator
A fixed pulley holds the safety rope other end, to guarantee directly throw ladder when falling, this mode expends people
Power influences working efficiency.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of ladder safety guards, can climb in personnel's use
It prevents from falling when terraced, protects its safety, and be simple and efficient.
In order to solve the above technical problems, the present invention provides a kind of ladder safety guard, including fixed link and casing；
Fixed link arranges that fixed link is equipped with the block piece arranged along fixed link length direction equidistant interval, described vertically
Block piece in the big inverted round table shape of the small upside diameter of downside diameter, block piece and fixed link coaxial line, it is straight on the downside of block piece
Diameter is consistent with fixed shank diameter, is also socketed made of resilient material in fixed link, the arc-shaped lantern ring equipped with opening, arc-shaped
Diameter of a circle where the circular arc of lantern ring is between diameter on the upside of block piece and between the diameter of downside；
Casing arranges that set tube wall is equipped with the strip through slot of a perforation casing length direction two sides, casing vertically
Coaxial sleeve is set on the outside of fixed link, and casing inner diameter is greater than diameter on the upside of block piece, and fixed link length direction two sides exceed casing
And connect with ladder length direction two sides, sleeve outer wall is equipped with several connectors, and casing is connect by connector with ladder, circle
Arc lantern ring opening is faced with through slot, and arc-shaped lantern ring opening at least one end is equipped with the extension that casing is pierced by from through slot
Portion, the extension are equipped with hanging hole.
For the sake of simple declaration problem, this dress is referred to as to a kind of ladder safety guard of the present invention below
It sets.
The application method of the present apparatus are as follows: safety rope is arranged when using ladder in personnel with, then that safety rope is another
End is fastened on extension by hanging hole, and when personnel climb upwards, arc-shaped lantern ring is moved upwards along fixed link, when arc-shaped lantern ring
When passing through block piece from the bottom to top, arc-shaped lantern ring deformation occurs under the guiding role of inverted round table shape diameter increases, then
Round gap between on the inside of block piece outer circumferential and sleeve circumferential passes through, and when personnel are climbed to ladder, unlocks bolt
Safety rope on sub- extension, when accidental falling occurs, since diameter of a circle where the circular arc of arc-shaped lantern ring is less than
Diameter on the upside of block piece, and block piece is from top to bottom without guide frame, so arc-shaped lantern ring can be blocked part and block resistance
Only it falls, so that the personnel for insuring the refreshing other end will not fall.Arc-shaped lantern ring resets: will be located at fixed link top
Arc-shaped lantern ring is stretched along opening, so that its opening is become larger and then is removed from fixed link, is then caught in i.e. from fixed link lower part
It can.
The advantages of present apparatus, the present apparatus is made up of the mechanism of a unidirectional locking block piece, casing and lantern ring, in personnel
When using ladder, protection staff will not fall, and in addition present apparatus structure is simple, process and easy to use, be suitable for pushing away extensively
Extensively.
To reach the better using effect of the present apparatus, preferred embodiment is as follows:
Preferably, between two block pieces of the arbitrary neighborhood along vertical spacing be 10-20cm.
Since the upward power for needing to apply sufficiently large when arc-shaped lantern ring passes through block piece from the bottom to top can just make circular arc
Deformation occurs for shape lantern ring, so excessive block piece will affect the efficiency that personnel use ladder, spacing is between adjacent block piece
10-20cm can not only guarantee the safety of personnel, but also will not influence efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the present apparatus.
Fig. 2 is the portion the A partial enlarged view of Fig. 1.
Fig. 3 is present apparatus use state diagram.
Specific embodiment
Referring to figures 1-3, a kind of ladder safety guard, including fixed link 1 and casing 3；
Fixed link 1 arranges that fixed link 1 is equipped with the block piece 2 arranged along 1 length direction equidistant interval of fixed link vertically,
Between two block pieces 2 of the arbitrary neighborhood along vertical spacing be 10-20cm, the block piece 2 be in downside diameter
The big inverted round table shape of small upside diameter, block piece 2 and 1 coaxial line of fixed link, 2 downside diameter of block piece and 1 diameter of fixed link
Unanimously, it is also socketed in fixed link 1 made of resilient material, the arc-shaped lantern ring 4 equipped with opening, the circular arc of arc-shaped lantern ring 4
Place diameter of a circle is between 2 upside diameter of block piece and downside diameter；
Casing 3 arranges that 3 tube wall of casing is equipped with the strip through slot 31 of a 3 length direction two sides of perforation casing vertically,
3 coaxial sleeve of casing is set to 1 outside of fixed link, and 3 internal diameter of casing is greater than 2 upside diameter of block piece, and 1 length direction two sides of fixed link are equal
Beyond casing 3, and 1 length direction two sides of fixed link are equipped with horizontal bending part 11, and fixed link 1 passes through bending part 11 and ladder 5
The connection of length direction two sides, 3 outer wall of casing are equipped with several connectors 32 along 1 length direction equidistant interval of fixed link arrangement,
Casing 3 is connect by connector 32 with ladder 5, and arc-shaped 4 opening of lantern ring is faced with through slot 31, and arc-shaped lantern ring 4 is open
Place both ends are equipped with the extension 41 that casing 3 is pierced by from through slot 31, and the extension 41 is equipped with hanging hole 42.
The application method of the present apparatus are as follows: safety rope is arranged when using ladder 5 in personnel with, then that safety rope is another
One end is fastened on an extension 41 wherein by hanging hole 42, and when personnel climb upwards, arc-shaped lantern ring 4 is upward along fixed link 1
Movement, when arc-shaped lantern ring 4 passes through block piece 2 from the bottom to top, arc-shaped lantern ring 4 is issued in the guiding role of inverted round table shape
Raw deformation diameter increases, then from 2 outer circumferential of block piece and casing 3 weeks inwardly between round gap pass through, Ren Yuanpan
When climbing to 5 top of ladder, the safety rope on embolus extension 41 is unlocked, when accidental falling occurs, due to arc-shaped set
Diameter of a circle where the circular arc of ring 4 is less than 2 upside diameter of block piece, and block piece 2 is from top to bottom without guide frame, so
Arc-shaped lantern ring 4 can be blocked part 2 and block its whereabouts of prevention, so that the personnel for insuring the refreshing other end will not fall.Circular arc
Shape lantern ring 4 resets: the arc-shaped lantern ring 4 for being located at 1 top of fixed link being stretched along opening, its opening is made to become larger then from fixation
It removes on bar 1, is then caught in from 1 lower part of fixed link.
The advantages of present apparatus, the present apparatus are made up of the mechanism of a unidirectional locking block piece 2, casing 3 and lantern ring 4,
When personnel use ladder 5, protection staff will not fall, and in addition present apparatus structure is simple, process and easy to use, be suitable for wide
General popularization.
It can just make to justify due to needing to apply sufficiently large upward power when arc-shaped lantern ring 4 passes through block piece 2 from the bottom to top
Deformation occurs for arc lantern ring 4, so excessive block piece 2 will affect the efficiency that personnel use ladder 5, between adjacent block piece 2
Spacing is that 10-20cm can not only guarantee the safety of personnel, but also will not influence efficiency.
Claims (2)
1. a kind of ladder safety guard, it is characterised in that: including fixed link and casing；
Fixed link arranges that fixed link is equipped with the block piece arranged along fixed link length direction equidistant interval, the resistance vertically
Block piece in the big inverted round table shape of the small upside diameter of downside diameter, block piece and fixed link coaxial line, on the downside of block piece diameter with
Fixed shank diameter is consistent, is also socketed made of resilient material in fixed link, the arc-shaped lantern ring equipped with opening, arc-shaped lantern ring
Circular arc where diameter of a circle on the upside of the block piece between diameter and downside diameter；
Casing arranges that set tube wall is equipped with the strip through slot of a perforation casing length direction two sides vertically, and casing is coaxial
Be sheathed on the outside of fixed link, casing inner diameter is greater than diameter on the upside of block piece, fixed link length direction two sides exceed casing and with
The connection of ladder length direction two sides, sleeve outer wall are equipped with several connectors, and casing is connect by connector with ladder, arc-shaped
Lantern ring opening is faced with through slot, and arc-shaped lantern ring opening at least one end is equipped with the extension that casing is pierced by from through slot,
The extension is equipped with hanging hole.
2. a kind of ladder safety guard according to claim 1, it is characterised in that: two resistances of the arbitrary neighborhood
Between block piece along vertical spacing be 10-20cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811647970.5A CN109458125A (en) | 2018-12-30 | 2018-12-30 | A kind of ladder safety guard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811647970.5A CN109458125A (en) | 2018-12-30 | 2018-12-30 | A kind of ladder safety guard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109458125A true CN109458125A (en) | 2019-03-12 |
Family
ID=65616177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811647970.5A Withdrawn CN109458125A (en) | 2018-12-30 | 2018-12-30 | A kind of ladder safety guard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109458125A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111021937A (en) * | 2019-12-14 | 2020-04-17 | 中冶天工集团有限公司 | Automatic safety belt clamping and locking device for climbing vertical ladder and using method |
-
2018
- 2018-12-30 CN CN201811647970.5A patent/CN109458125A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111021937A (en) * | 2019-12-14 | 2020-04-17 | 中冶天工集团有限公司 | Automatic safety belt clamping and locking device for climbing vertical ladder and using method |
| CN111021937B (en) * | 2019-12-14 | 2023-11-24 | 中冶天工集团有限公司 | Automatic safety belt locking device for climbing vertical ladder and use method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206549022U (en) | A kind of steel tower climbing fall device | |
| CN210302103U (en) | Shaft tower safety arrangement | |
| CN106499167B (en) | A kind of ready-package attached type lifting scaffold inclining anti-fall device | |
| CN109458125A (en) | A kind of ladder safety guard | |
| CN209621198U (en) | A kind of ladder safety guard | |
| CN103893928A (en) | Portable anti-dropping device used for aloft work | |
| CN203756015U (en) | Aerial work platform for power transmission iron tower | |
| CN205976684U (en) | Telegraph pole | |
| CN209040528U (en) | A kind of U-shaped operation platform of colored umbrella column | |
| CN206103144U (en) | Safety belt hanging device | |
| CN205252350U (en) | Anti -falling device on transmission tower pole | |
| CN109847227A (en) | A kind of fixed device of aerial work safety belt hanging point | |
| CN214943929U (en) | Dysmorphism cat ladder | |
| CN206100954U (en) | Fruit picker | |
| CN104505609B (en) | A kind of earth lead removes adnexa | |
| CN205077950U (en) | Prevent to scramble communication tower | |
| CN210636781U (en) | Hanging flower basket of safety support for building | |
| CN204243235U (en) | A kind of earth connection removes annex | |
| CN203451121U (en) | Cat ladder safety arrangement and cat ladder, tower machine | |
| CN208168779U (en) | A kind of step stool with transport device | |
| CN104307145B (en) | A kind of climb plank total process protective device | |
| CN216235728U (en) | Crane boom | |
| CN205832417U (en) | A kind of seat belt outstanding control device | |
| CN204182048U (en) | One steps on tower safety device for operation | |
| CN207030152U (en) | A kind of frame-type helix transporting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190312 |