CN204435840U - A kind of construction safety extension ladder - Google Patents
A kind of construction safety extension ladder Download PDFInfo
- Publication number
- CN204435840U CN204435840U CN201520024076.8U CN201520024076U CN204435840U CN 204435840 U CN204435840 U CN 204435840U CN 201520024076 U CN201520024076 U CN 201520024076U CN 204435840 U CN204435840 U CN 204435840U
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- Prior art keywords
- telescopic arm
- ladder
- foot
- safety extension
- construction safety
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Abstract
A kind of construction is designed in order to construction site climbing operation with safety extension ladder, belongs to the realm of building construction; Construction safety extension ladder by telescopic arm, mark time, terraced top hook, foot of ladder telescopic arm fixture and top rail form; Wherein, telescopic arm is that the rod member that can be stretched by more piece is linked to be entirety; Often save telescopic arm and mark time consolidation; Ladder top hook and top telescopic arm and all vertical consolidation of top rail; Telescopic arm fixture is attached on telescopic arm, unclamps telescopic arm fixture, and telescopic arm just can carry out telescopic adjustment; The beneficial effects of the utility model are that structure is simple, flexibly flexible, safe and reliable.
Description
Technical field
A kind of construction is designed in order to construction site climbing operation with safety extension ladder, belongs to the realm of building construction.
Background technology
The existing ladder in job site is made up of bamboo and wood, shaped steel mostly, and major defect is: (1) size is comparatively large, moves inconvenience; (2) top is not linked up with, and upper end only rests on building, easy slippage; (3) bottom does not have anti-skidding facility, easily produces planar slide.These shortcomings directly affect operating personnel's safety.The utility model can overcome above-mentioned defect.
Utility model content
The specific practice of this programme is:
As shown in Figure 1 and Figure 2, a kind ofly to construct with safety extension ladder by telescopic arm 1, mark time 2, terraced top links up with 3, foot of ladder 4 telescopic arm fixture 5 forms with top rail 6; It is characterized in that, You Ti top, top hook 3, reliably can be connected with building, anti-skidding foot of ladder tooth plate 45 is arranged at bottom, can prevent planar slide; Wherein, telescopic arm 1 is that the rod member that can be stretched by more piece is linked to be entirety; Often save telescopic arm 1 and mark time 2 consolidations; Ladder top hook 3 and top telescopic arm 1 and all vertical consolidation of top rail 6; Foot of ladder 4 by foot of ladder base 41, fixture block 42, connecting rod 43, turn ankle 44 and form with foot of ladder tooth plate 45; The position of foot of ladder base 41, in the bottom of bottom telescopic arm 1, by fixture block 42, connecting rod 43, turns ankle 44 and is linked to be entirety with bottom telescopic arm 1; Wherein, fixture block 42 and bottom telescopic arm 1, connecting rod 43 all consolidations; Connecting rod 43 one end and fixture block 42 consolidation, the other end with turn ankle 44 consolidation; Turning ankle 44 is trapped in the nest mortar of foot of ladder base 41, freely can rotate, but can not extract; Foot of ladder tooth plate 45 is cemented in the bottom of foot of ladder base 41; Telescopic arm fixture 5 is attached on telescopic arm 1, unclamps telescopic arm fixture 5, and telescopic arm 1 just can carry out telescopic adjustment.
Further, as shown in Figure 3, telescopic arm 1 be there is certain intensity, the more piece of rigidity can be stretched hollow leverage component composition; Preferential recommendation adopts C-type steel to make, but is not limited only to C-type steel making, adopts other materials to make the row also belonging to this programme; On when unclamping telescopic arm fixture 5, the telescopic arm 1 of a joint freely can stretch up and down in the telescopic arm 1 of next joint; The limit flexible is up and down by the restriction of telescopic arm 1 length.
Further, marking time 2 is the leverage components of regular length with certain intensity, rigidity, and preferential recommendation adopts No. 45 equal leg angles to make, but is not limited only to No. 45 equal leg angles and makes, and adopts other materials to make the row also belonging to this programme; The length of 2 components of marking time determines the width of construction safety extension ladder; Mark time between 2 components and be parallel to each other, and vertical with telescopic arm 1; Mark time 2 position along with the telescopic variation of telescopic arm (1); Mark time and 2 to adopt with the connection preferential recommendation of telescopic arm 1 and be welded to connect.
Further, as shown in Figure 4, terraced top hook 3 be by have certain intensity, rigidity, toughness ribbon-shaped members be made, preferential recommendation adopts the reinforcement fabrication of diameter 25 millimeters, but be not limited only to the reinforcement fabrication of diameter 25 millimeters, adopt other materials to make the row also belonging to this programme; The vertical consolidation of ladder top hook 3 and top telescopic arm 1 and top rail 6, preferential recommendation employing is welded to connect.
Further, as shown in Figure 5, foot of ladder base 41 is the arc hinge components with certain intensity, rigidity and toughness; Preferential recommendation adopts 6 millimeters thick steel plates to make, but is not limited only to 6 millimeters thick steel plates making, adopts other materials to make the row also belonging to this programme; There are a circular nest mortar in the central authorities at foot of ladder base 41 top, diameter and the equal diameters turning ankle 44 of nest mortar, and are combined into entirety according to dynamic cooperation; Be consolidated into entirety around surrounding and foot of ladder tooth plate 45 bottom foot of ladder base 41, preferential recommendation adopts and is welded to connect.
Further, fixture block 42 be have certain intensity, rigidity with toughness block member; Preferential recommendation adopts No. 6 channel-section steels to make, but is not limited only to No. 6 channel-section steels making, adopts other materials to make the row also belonging to this programme; The length of fixture block 42 is identical with width dimensions with the length of width dimensions and hollow bottom telescopic arm 1 inner chamber, and is consolidated into entirety with telescopic arm 1 bottom, and preferential recommendation adopts and is welded to connect.The requirement of the load when thickness of fixture block 42 is to bear construction, the character in conjunction with material therefor is determined.
Further, connecting rod 43 is the leverage components with certain intensity, rigidity; Preferential recommendation adopts the reinforcement fabrication of diameter 30 millimeters, but is not limited only to the reinforcement fabrication of diameter 30 millimeters, adopts other materials to make the row also belonging to this programme; The requirement of the load when length of connecting rod 43 and diameter are to bear construction, the character in conjunction with material therefor is determined; Connecting rod 43 one end and fixture block 42 consolidation, the other end with turn ankle 44 consolidation, preferential recommendation adopt be welded to connect.
Further, turning ankle 44 is the bulbous member with certain intensity, rigidity and anti-wear performance; Preferential recommendation adopts 40Cr steel to do, but is not limited only to 40Cr steel work, adopts other materials to make the row also belonging to this programme; Turn the diameter of ankle 44 and the equal diameters of the circular nest mortar of foot of ladder base 41, and be combined into entirety according to dynamic cooperation.
Further, foot of ladder tooth plate 45 has certain intensity, rigidity anti-skidding tabular component; Preferential recommendation adopts thickness to be paste 10 millimeters thick wear-resistant rubber sheets under the steel plate of 6 millimeters to make, but is not limited only to this kind of material making, adopts other materials to make the row also belonging to this programme; The diameter of foot of ladder tooth plate 45 and the equal diameters of foot of ladder base 41, gauge is then determined according to the performance of material therefor.
Further, top rail 6 is the leverage components with certain intensity, rigidity; Preferential recommendation adopts No. 45 equal leg angles to make, but is not limited only to No. 45 equal leg angles making, adopts other materials to make the row also belonging to this programme; The length of top rail 6 to determine with the width of safety extension ladder by constructing.Top rail 6 links up with the connection of 3 with telescopic arm 1 and terraced top, and preferential recommendation adopts and is welded to connect.
The beneficial effects of the utility model are that structure is simple, flexibly flexible, safe and reliable.
Accompanying drawing explanation
A kind of construction safety extension ladder of Fig. 1 stretches schematic diagram;
A kind of construction safety extension ladder of Fig. 2 shrinks schematic diagram;
Fig. 3 one construction safety extension ladder telescopic arm fixture enlarged diagram;
Fig. 4 one construction safety extension ladder top hook schematic diagram;
Fig. 5 one construction safety extension ladder foot of ladder schematic diagram;
In figure: 1-telescopic arm; 2-marks time; 3-ladder top hook; 4-foot of ladder; 41-foot of ladder base; 42-fixture block; 43-connecting rod; 44-turns ankle; 45-foot of ladder tooth plate; 5-telescopic arm fixture; 6-top rail.
Detailed description of the invention
Embodiment
The one construction that certain engineering site uses with safety extension ladder as shown in Figure 1 and Figure 2, a kind ofly to construct with safety extension ladder by telescopic arm 1, mark time 2, terraced top links up with 3, foot of ladder 4 telescopic arm fixture 5 and top rail 6 form; It is characterized in that, You Ti top, top hook 3, reliably can be connected with building, anti-skidding foot of ladder tooth plate 45 is arranged at bottom, can prevent planar slide; Wherein, telescopic arm 1 is that the rod member that can be stretched by more piece is linked to be entirety; Often save telescopic arm 1 and mark time 2 consolidations; Ladder top hook 3 and top telescopic arm 1 and all vertical consolidation of top rail 6; Foot of ladder 4 by foot of ladder base 41, fixture block 42, connecting rod 43, turn ankle 44 and form with foot of ladder tooth plate 45; The position of foot of ladder base 41, in the bottom of bottom telescopic arm 1, by fixture block 42, connecting rod 43, turns ankle 44 and is linked to be entirety with bottom telescopic arm 1; Wherein, fixture block 42 and bottom telescopic arm 1, connecting rod 43 all consolidations; Connecting rod 43 one end and fixture block 42 consolidation, the other end with turn ankle 44 consolidation; Turning ankle 44 is trapped in the nest mortar of foot of ladder base 41, freely can rotate, but can not extract; Foot of ladder tooth plate 45 is cemented in the bottom of foot of ladder base 41; Telescopic arm fixture 5 is attached on telescopic arm 1, unclamps telescopic arm fixture 5, and telescopic arm 1 just can carry out telescopic adjustment.
As shown in Figure 3, described telescopic arm 1 adopts C-type steel to make, and the size often saving C-type steel is all not identical, and on when unclamping telescopic arm fixture 5, the telescopic arm 1 of a joint freely can stretch up and down in the telescopic arm 1 of next joint; The limit flexible is up and down by the restriction of telescopic arm 1 length.
Described 2 employing No. 45 equal leg angles of marking time make, and the length of 2 components of marking time is 600 mm wides; Mark time between 2 components and be parallel to each other, and vertical with telescopic arm 1; Mark time 2 position along with the telescopic variation of telescopic arm (1); Mark time and 2 to adopt with the connection of telescopic arm 1 and be welded to connect.
As shown in Figure 4, described terraced top hook 3 adopts the reinforcement fabrication of diameters 25 millimeters, and terraced top hook 3 and top telescopic arm 1 and top rail 6 vertical is connected employing and is welded to connect.
As shown in Figure 5, described foot of ladder base 41 adopts 6 millimeters thick steel plates to make, and there are a circular nest mortar in the central authorities at foot of ladder base 41 top, diameter and the equal diameters turning ankle 44 of nest mortar, and is combined into entirety according to dynamic cooperation; Be consolidated into entirety around surrounding and foot of ladder tooth plate 45 bottom foot of ladder base 41, employing is welded to connect.
Described fixture block 42 adopts No. 6 channel-section steels to make, and the length of fixture block 42 is identical with width dimensions with the length of width dimensions and hollow bottom telescopic arm 1 inner chamber, and is consolidated into entirety with telescopic arm 1 bottom, and employing is welded to connect.
Described connecting rod 43 adopts the reinforcement fabrication of diameter 30 millimeters, connecting rod 43 one end and fixture block 42 consolidation, the other end with turn ankle 44 consolidation, employing is welded to connect.
The described ankle 44 that turns adopts 40Cr steel to do, and turns the diameter of ankle 44 and the equal diameters of the circular nest mortar of foot of ladder base 41, and is combined into entirety according to dynamic cooperation.
Described foot of ladder tooth plate 45 adopts thickness to be paste 10 millimeters thick wear-resistant rubber sheets under the steel plate of 6 millimeters to make, and the diameter of foot of ladder tooth plate 45 and the equal diameters of foot of ladder base 41, gauge is then determined according to the performance of material therefor.
Described top rail 6 adopts No. 45 equal leg angles to make, and the length of top rail 6 is 600 millimeters, and top rail 6 links up with the connection of 3 with telescopic arm 1 and terraced top, and employing is welded to connect.
Claims (10)
1. a construction safety extension ladder, is characterized in that, is made up of with top rail (6) telescopic arm (1), mark time (2), terraced top hook (3), foot of ladder (4) telescopic arm fixture (5); It is characterized in that, You Ti top, top hook (3), reliably can be connected with building, anti-skidding foot of ladder tooth plate (45) is arranged at bottom, can prevent planar slide; Wherein, telescopic arm (1) is that the rod member that can be stretched by more piece is linked to be entirety; Often save telescopic arm (1) and mark time (2) consolidation; Ladder top hook (3) and top telescopic arm (1) and all vertical consolidation of top rail (6); Foot of ladder (4) by foot of ladder base (41), fixture block (42), connecting rod (43), turn ankle (44) and foot of ladder tooth plate (45) and form; The position of foot of ladder base (41), in the bottom of bottom telescopic arm (1), by fixture block (42), connecting rod (43), turns ankle (44) and bottom telescopic arm (1) and is linked to be entirety; Wherein, fixture block (42) and bottom telescopic arm (1), connecting rod (43) all consolidations; Connecting rod (43) one end and fixture block (42) consolidation, the other end with turn ankle (44) consolidation; Turn ankle (44) to be trapped in the nest mortar of foot of ladder base (41), freely can rotate, but can not extract; Foot of ladder tooth plate (45) is cemented in the bottom of foot of ladder base (41); Telescopic arm fixture (5) is attached on telescopic arm (1), unclamps telescopic arm fixture (5), and telescopic arm (1) just can carry out telescopic adjustment.
2. a kind of construction safety extension ladder according to claim 1, it is characterized in that, telescopic arm (1) be there is certain intensity, hollow leverage component that the more piece of rigidity can be stretched, and freely can stretch up and down in the telescopic arm (1) of next joint at the telescopic arm (1) unclamping telescopic arm fixture (5) Shi Shangyi joint, the limit flexible is up and down subject to the restriction of telescopic arm (1) length.
3. a kind of construction safety extension ladder according to claim 1, is characterized in that, mark time (2) are the leverage components of regular length with certain intensity, rigidity, and the length of (2) component of marking time determines the width of construction safety extension ladder; Mark time between (2) component and be parallel to each other, and vertical with telescopic arm (1); The mark time position of (2) along with the telescopic variation of telescopic arm (1).
4. a kind of construction safety extension ladder according to claim 1, is characterized in that, terraced top link up with (3) be by have certain intensity, rigidity, toughness ribbon-shaped members be made.
5. a kind of construction safety extension ladder according to claim 1, it is characterized in that, foot of ladder base (41) is the arc hinge component with certain intensity, rigidity and toughness; There are a circular nest mortar in the central authorities at foot of ladder base (41) top, diameter and the equal diameters turning ankle (44) of nest mortar, and are combined into entirety according to dynamic cooperation; Foot of ladder base (41) bottom surrounding and foot of ladder tooth plate (45) are consolidated into entirety around.
6. a kind of construction safety extension ladder according to claim 1, is characterized in that, fixture block (42) be have certain intensity, rigidity with toughness block member; The length of fixture block (42) is identical with width dimensions with the length of width dimensions and hollow bottom telescopic arm (1) inner chamber, and be consolidated into entirety with bottom telescopic arm (1), the requirement of the load when thickness of fixture block (42) is to bear construction, the character in conjunction with material therefor is determined.
7. a kind of construction safety extension ladder according to claim 1, it is characterized in that, connecting rod (43) is the leverage component with certain intensity, rigidity; The requirement of the load when length of connecting rod (43) and diameter are to bear construction, the character in conjunction with material therefor is determined.
8. a kind of construction safety extension ladder according to claim 1, it is characterized in that, turning ankle (44) is the bulbous member with certain intensity, rigidity and anti-wear performance; Turn the diameter of ankle (44) and the equal diameters of the circular nest mortar of foot of ladder base (41), and be combined into entirety according to dynamic cooperation.
9. a kind of construction safety extension ladder according to claim 1, is characterized in that, foot of ladder tooth plate (45) has certain intensity, rigidity anti-skidding tabular component; The diameter of foot of ladder tooth plate (45) and the equal diameters of foot of ladder base (41), gauge is then determined according to the performance of material therefor.
10. a kind of construction safety extension ladder according to claim 1, it is characterized in that, top rail (6) is the leverage component with certain intensity, rigidity; The length of top rail (6) to determine with the width of safety extension ladder by constructing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520024076.8U CN204435840U (en) | 2015-01-14 | 2015-01-14 | A kind of construction safety extension ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520024076.8U CN204435840U (en) | 2015-01-14 | 2015-01-14 | A kind of construction safety extension ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204435840U true CN204435840U (en) | 2015-07-01 |
Family
ID=53603725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520024076.8U Expired - Fee Related CN204435840U (en) | 2015-01-14 | 2015-01-14 | A kind of construction safety extension ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204435840U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106906997A (en) * | 2017-04-21 | 2017-06-30 | 五冶集团上海有限公司 | Adjustable step device |
| CN109779513A (en) * | 2019-01-31 | 2019-05-21 | 中国建筑第二工程局有限公司 | Ladder is hung with safety to construction |
-
2015
- 2015-01-14 CN CN201520024076.8U patent/CN204435840U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106906997A (en) * | 2017-04-21 | 2017-06-30 | 五冶集团上海有限公司 | Adjustable step device |
| CN109779513A (en) * | 2019-01-31 | 2019-05-21 | 中国建筑第二工程局有限公司 | Ladder is hung with safety to construction |
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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: 20150701 Termination date: 20160114 |