CN202516191U - Easily assembled and disassembled anti-fall device for vertical ladder - Google Patents
Easily assembled and disassembled anti-fall device for vertical ladder Download PDFInfo
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- CN202516191U CN202516191U CN2012200599353U CN201220059935U CN202516191U CN 202516191 U CN202516191 U CN 202516191U CN 2012200599353 U CN2012200599353 U CN 2012200599353U CN 201220059935 U CN201220059935 U CN 201220059935U CN 202516191 U CN202516191 U CN 202516191U
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- roller
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- vertical ladder
- housing
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Abstract
The utility model discloses an easily assembled and disassembled anti-fall device for a vertical ladder. The easily assembled and disassembled anti-fall device comprises a slide block seat with a groove, a slide block, at least one first roller and at least one second roller, wherein the slide block is rotatablely connected with the groove; the first roller is positioned on the left side of the slide block; the second roller is positioned on the right side of the slide block seat; the first roller and the second roller are connected through a roller kneading mechanism for adjusting space between the first roller and the second roller; and the roller kneading mechanism is connected with the slide block seat. According to the easily assembled and disassembled anti-fall device for the vertical ladder, the space between the rollers on the two sides is changed through a roller expansion and retraction mechanism, so that the easily assembled and disassembled anti-fall device can be conveniently inserted or taken out from the front face of the vertical ladder guide rail, and the disassembly and assembly process is more convenient.
Description
Technical field
The utility model relates to a kind of climbing protector, particularly relates to a kind of vertical ladder and uses the easily assembling catching device.
Background technology
When the staff climbs the similar higher buildings thing of wind-driven generator or other, adopt upwards climbing of vertical ladder, need to adopt catching device guarantee personal security.Like Fig. 1~shown in Figure 3; Existing catching device 1 ' comprises a take-up housing 11 '; Be fixed with two groups of roller 16 ' (see figure 2)s in the both sides of take-up housing 11 '; Be provided with a groove at the middle part of take-up housing 11 ', in this groove, change and establish a slide block 12 ', the upper end of this slide block 12 ' is connected through a rotating shaft 14 ' with the upper end of this groove.A side of pointing to this groove at slide block 12 ' is provided with a protuberance 13 ', and this protuberance 13 ' is adaptive with the jack 101 on the vertical ladder guide rail 100.This slide block 12 ' is connected through a spring 15 ' with take-up housing 11 ' facing surfaces.
The staff is when the climbing vertical ladder, and the protective garment of dress is connected (top that personnel are positioned at catching device) through link 102 (see figure 3)s with slide block 12 ' on one's body, and slide block 12 ' is in a certain angle with groove, and protuberance 12 ' does not insert in the jack 101 of vertical ladder guide rail.When personnel slip when falling; The slide block 12 ' of the 102 pairs of catching devices 1 ' of link that are connected with the people applies downward pulling force; 14 ' rotation around the shaft after slide block 12 ' is stressed, insert then groove simultaneously protuberance 13 ' insert in the jack 101, play the further purpose of tenesmus of the personnel of preventing.Stressed disappearance on personnel stand firm rear slider 12 ' again automatically replies former state at the effect slide block 12 ' of spring 15 ', and personnel just can climb again.
Yet; The relative spacing that existing catching device 1 ' is gone up two rollers 16 ' of coaxial setting is fixed; Because the outside of vertical ladder guide rail is provided with rib and prevents that roller 16 ' from dropping; Therefore catching device 1 ' can't be installed from the front of vertical ladder guide rail 100, can only insert or take out from the top or the bottom of vertical ladder guide rail 100.Therefore, there is the problem of inconvenient installation in existing catching device.In addition, existing catching device does not have protective device, has the risk of maloperation in personnel's climbing process, has potential safety hazard.
The utility model content
The technical problem that the utility model will solve is in order to overcome the defective of catching device inconvenient installation of the prior art, to provide a kind of vertical ladder to use the easily assembling catching device.
The utility model solves above-mentioned technical problem through following technical proposals:
A kind of vertical ladder is used the easily assembling catching device; It comprises that one has the take-up housing of groove; One slide block that is rotationally connected with this groove, its characteristics are that this vertical ladder also comprises with the easily assembling catching device: at least one first roller and at least one that is positioned at this take-up housing left side is positioned at second roller on this take-up housing right side; Said first roller and said second roller through one be used to adjust this first roller and the spacing of second roller the roller kneading mechanism of steam be connected, this roller kneading mechanism of steam is connected with this take-up housing.
Wherein, the upper end of this slide block is connected through a rotating shaft with the upper end of this groove, a sheathed torsion spring in this rotating shaft, and an end of this torsion spring and the upper end of this groove compress, and the other end of this torsion spring and the upper end of this slide block compress.When slide block and groove opened at an angle, this torsion spring in the raw; This torsion spring is compressed when slide block receives downward external force and rotates and insert this groove; When this external force was cancelled, the restoring force of this torsion spring helped this slide block to get back to original state, i.e. nature.
Wherein, this roller kneading mechanism of steam comprises that one is positioned at first of this take-up housing left side and mediates plate and and be positioned at second of this take-up housing right side and mediate plate; This first mediate plate and this second kneading plate opposite face be connected through at least one transverse elasticity mechanism; The rotating shaft of said first roller is fixedly arranged on this first kneading plate, and the rotating shaft of said second roller is fixedly arranged on this second kneading plate.When first mediated plate and second and mediate plate and draw close each other, first roller and second roller were also drawn close each other, and this transverse elasticity mechanism is compressed; First roller and second roller can be installed from the front of vertical ladder guide rail; Mediate plate and second with first subsequently and mediate the plate relieving, mediate plate and second in the restoring force help first of this transverse elasticity mechanism and mediate sheet reset, meanwhile; The pitch enlargement of first roller and second roller makes it to be placed in the vertical ladder track.
Wherein, all slide mechanism and the flexible connection of this take-up housing on this first kneading plate and this second kneading plate through inserting.
Wherein, this is inserted sliding mechanism and comprises the slot that is arranged on this take-up housing, and is arranged on the Plug Division adaptive with corresponding slot on this first kneading plate and this second kneading plate.
Wherein, this roller kneading mechanism of steam comprises at least one transverse axis, and this first mediates plate, this second is mediated on plate and be equipped with the through hole adaptive with this transverse axis, and said transverse axis passes behind the said through hole affixed with this take-up housing; An also sheathed spring on this crossbeam, the two ends of this spring press on the inboard of the inboard of this first kneading plate and this second kneading plate respectively.
Wherein, an end of this cross bar is provided with external screw thread, and this take-up housing is provided with the internal thread adaptive with this external screw thread.
Wherein, be equipped with one on this first kneading plate and this second kneading plate and be used to pinch the flange of getting.
Wherein, this first kneading plate and this take-up housing are affixed.
Wherein, this second kneading plate and this take-up housing are affixed.
In the utility model, but above-mentioned optimum condition combination in any on the basis that meets this area general knowledge promptly gets each preferred embodiment of the utility model.
The positive progressive effect of the utility model is: the vertical ladder of the utility model changes the spacing between two side wheels with the easily assembling catching device through the roller telescoping mechanism; Make it and can insert or take out from the front of vertical ladder guide rail easily, disassembly process be more convenient.
Description of drawings
Fig. 1 is the perspective view of catching device in the prior art.
Fig. 2 is the side view of the catching device among Fig. 1.
Fig. 3 is the user mode reference diagram of the catching device among Fig. 1, and wherein dotted line STA representation catching device is in running order.
Fig. 4 is that vertical ladder in the preferred embodiment of the utility model is with the perspective view of easily assembling catching device.
Fig. 5 is the cutaway view of the vertical ladder of the utility model with the easily assembling catching device.
Fig. 6 is the side view of slide block among Fig. 4.
Fig. 7 is the structural representation of the vertical ladder of the utility model with the roller kneading mechanism of steam of easily assembling catching device.
The specific embodiment
Provide the utility model preferred embodiment below in conjunction with accompanying drawing, to specify the technical scheme of the utility model.
Like Fig. 4 and shown in Figure 5, the vertical ladder of the utility model comprises a take-up housing 11 and the slide block 12 that is rotationally connected with groove (not shown) on this take-up housing 11 with easily assembling catching device 1.As shown in Figure 6, the upper end of slide block 12 wears a rotating shaft 21, and is rotationally connected through the upper end of this rotating shaft 21 with groove.An also sheathed torsion spring 22 in rotating shaft 21, the upper end of this torsion spring 22 presses on the upper end of slide block 12, and the bottom of torsion spring 22 presses on the upper end of groove.The surface of pointing to take-up housing 11 at slide block 12 is provided with a protuberance 121, the jack 101 adaptive (see figure 4)s on this protuberance 121 and the vertical ladder guide rail 100.
This vertical ladder also comprises the roller that can in vertical ladder guide rail 100, roll with easily assembling catching device 1.As illustrated in Figures 5 and 6, different with prior art is that all rollers are connected with this take-up housing 11 through a roller kneading mechanism of steam.What be positioned at take-up housing 11 left sides is first roller 17, and what be positioned at take-up housing 11 right sides is second roller 18.
Shown in Fig. 5 and 7, the above-mentioned rollers kneading mechanism of steam comprises that being arranged at first of take-up housing 11 and arranged on left and right sides mediates the plate 14 and the second kneading plate 13.And, first mediate plate 14 and second mediate plate 13 mutual away from a side fixing the wheel shaft of one group of first roller 17 and one group of second roller 18 respectively.The first kneading plate 14 and second is mediated on the plate 13 and all is provided with through hole, and is connected with sliding seat 11 through two transverse axis 15 that are arranged in the through hole.Particularly, be provided with external screw thread 151 at an end of transverse axis 15, on sliding seat 11, be provided with the screwed hole (not shown) adaptive with this external screw thread 151, transverse axis 15 adopts with sliding seat 11 and is threaded.Also sheathed one spring 16 as transverse elasticity mechanism on this transverse axis 15, the two ends of every spring 16 press on first respectively and mediate on the plate 14 and second kneading plate 13 surface in opposite directions.
Certainly, except on the end of transverse axis and take-up housing, being provided with the adaptive screw thread, also can transverse axis and sliding seat be coupled together through screw.Particularly; On take-up housing, be provided for wearing the hole of this transverse axis; And first fixing hole is set on the sidewall in this hole; At the sidewall setting of transverse axis second fixing hole corresponding with this first fixing hole, when transverse axis insert this Kong Houyong one screw from transverse axis radially pass first fixing hole successively and second fixing hole is fixed both.
As shown in Figure 7 again, be respectively equipped with one at the top that the first kneading plate 14 and second is mediated plate 13 and be used to pinch the flange of getting 141 and 131.When this catching device is installed; Finger pinches the flange 141 and 131 of the first kneading plate 14 and the second kneading plate 13 and draws close each other; Draw close each other thereby drive first roller 17 and second roller 18 of mediating plate 13 with the first kneading plate 14 and second, make it and to insert from the front of vertical ladder track.Unclamp the first kneading plate 14 and the second kneading plate 13 after inserting the vertical ladder track, the spacing of first roller 17 and second roller 18 is recovered original size under the effect of spring 16, can be connected with the vertical ladder track.
In the present embodiment; First mediates plate 14 and second mediates all transverse axis 15 slips relatively of plate 13, but those skilled in the art also can fix one of them and take-up housing 11 according to actual needs; At this moment; First mediate plate 14 and second mediate plate 13 still can be each other near or away from, to reach the purpose that changes first roller 17 and second roller, 18 spacings, the effect that realization is installed from vertical ladder guide rail front.
In addition, in present embodiment, mediate plate and second through transverse axis with first and mediate the interconnective mode of plate, the first kneading plate and second is mediated plate also can be through inserting the flexible connection of sliding mechanism and this take-up housing.Be somebody's turn to do slotting sliding mechanism and comprised the slot that is arranged on this take-up housing, and be arranged on the Plug Division adaptive on this first kneading plate and this second kneading plate with corresponding slot.Described slot can be dovetail groove.The bearing of trend of described slot and Plug Division is consistent with the bearing of trend of cross bar in the foregoing description.
Though more than described the specific embodiment of the utility model, it will be understood by those of skill in the art that these only illustrate, the protection domain of the utility model is limited appended claims.Those skilled in the art can make numerous variations or modification to these embodiments under the prerequisite of principle that does not deviate from the utility model and essence, but these changes and modification all fall into the protection domain of the utility model.
Claims (10)
1. a vertical ladder is used the easily assembling catching device; It comprises that one has the take-up housing of groove; One slide block that is rotationally connected with this groove; It is characterized in that; This vertical ladder also comprises with the easily assembling catching device: at least one first roller that is positioned at this take-up housing left side is positioned at second roller on this take-up housing right side with at least one, said first roller and said second roller through one be used to adjust this first roller and the spacing of second roller the roller kneading mechanism of steam be connected, this roller kneading mechanism of steam is connected with this take-up housing.
2. vertical ladder as claimed in claim 1 is used the easily assembling catching device; It is characterized in that; The upper end of this slide block is connected through a rotating shaft with the upper end of this groove; A sheathed torsion spring in this rotating shaft, an end of this torsion spring and the upper end of this groove compress, and the other end of this torsion spring and the upper end of this slide block compress.
3. vertical ladder as claimed in claim 1 is used the easily assembling catching device, it is characterized in that, this roller kneading mechanism of steam comprises that one is positioned at first of this take-up housing left side and mediates plate and and be positioned at second of this take-up housing right side and mediate plate; This first mediate plate and this second kneading plate opposite face be connected through at least one transverse elasticity mechanism; The rotating shaft of said first roller is fixedly arranged on this first kneading plate, and the rotating shaft of said second roller is fixedly arranged on this second kneading plate.
4. vertical ladder as claimed in claim 3 is used the easily assembling catching device, it is characterized in that, all slides mechanism and the flexible connection of this take-up housing through inserting on this first kneading plate and this second kneading plate.
5. vertical ladder as claimed in claim 4 is used the easily assembling catching device, it is characterized in that, this is inserted sliding mechanism and comprises the slot that is arranged on this take-up housing, and is arranged on the Plug Division adaptive with corresponding slot on this first kneading plate and this second kneading plate.
6. vertical ladder as claimed in claim 3 is used the easily assembling catching device; It is characterized in that; This roller kneading mechanism of steam comprises at least one transverse axis, and this first mediates plate, this second is mediated on plate and be equipped with the through hole corresponding with this transverse axis, and said transverse axis passes behind the said through hole affixed with this take-up housing; An also sheathed spring on this crossbeam, the two ends of this spring press on the inboard of the inboard of this first kneading plate and this second kneading plate respectively.
7. vertical ladder as claimed in claim 6 is used the easily assembling catching device, it is characterized in that, an end of this cross bar is provided with external screw thread, and this take-up housing is provided with the internal thread adaptive with this external screw thread.
8. use the easily assembling catching device like each described vertical ladder among the claim 3-7, it is characterized in that, be equipped with one on this first kneading plate and this second kneading plate and be used to pinch the flange of getting.
9. use the easily assembling catching device like each described vertical ladder among the claim 3-7, it is characterized in that, this first kneading plate and this take-up housing are affixed.
10. use the easily assembling catching device like each described vertical ladder among the claim 3-7, it is characterized in that, this second kneading plate and this take-up housing are affixed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2012200599353U CN202516191U (en) | 2012-02-22 | 2012-02-22 | Easily assembled and disassembled anti-fall device for vertical ladder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2012200599353U CN202516191U (en) | 2012-02-22 | 2012-02-22 | Easily assembled and disassembled anti-fall device for vertical ladder |
Publications (1)
Publication Number | Publication Date |
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CN202516191U true CN202516191U (en) | 2012-11-07 |
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ID=47099164
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2012200599353U Expired - Fee Related CN202516191U (en) | 2012-02-22 | 2012-02-22 | Easily assembled and disassembled anti-fall device for vertical ladder |
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CN (1) | CN202516191U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102600567A (en) * | 2012-02-22 | 2012-07-25 | 上海东锐风电技术有限公司 | Easily assembled and disassembled falling protector for vertical ladder |
CN103432695A (en) * | 2013-08-23 | 2013-12-11 | 中国十七冶集团有限公司 | Pulling and falling-preventing device for step ladder of tower crane |
CN106890406A (en) * | 2017-03-28 | 2017-06-27 | 国网山东省电力公司栖霞市供电公司 | A kind of electric aerial work falling proof device |
-
2012
- 2012-02-22 CN CN2012200599353U patent/CN202516191U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102600567A (en) * | 2012-02-22 | 2012-07-25 | 上海东锐风电技术有限公司 | Easily assembled and disassembled falling protector for vertical ladder |
CN103432695A (en) * | 2013-08-23 | 2013-12-11 | 中国十七冶集团有限公司 | Pulling and falling-preventing device for step ladder of tower crane |
CN103432695B (en) * | 2013-08-23 | 2016-04-06 | 中国十七冶集团有限公司 | Tower crane vertical ladder traction anti-fall device |
CN106890406A (en) * | 2017-03-28 | 2017-06-27 | 国网山东省电力公司栖霞市供电公司 | A kind of electric aerial work falling proof device |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121107 Termination date: 20140222 |