CN108330984A - The adjustable assembly type cat ladder of pedal angle - Google Patents
The adjustable assembly type cat ladder of pedal angle Download PDFInfo
- Publication number
- CN108330984A CN108330984A CN201810090620.7A CN201810090620A CN108330984A CN 108330984 A CN108330984 A CN 108330984A CN 201810090620 A CN201810090620 A CN 201810090620A CN 108330984 A CN108330984 A CN 108330984A
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- China
- Prior art keywords
- bar
- pedal
- cat ladder
- angle
- support bar
- 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.)
- Granted
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- 241000282326 Felis catus Species 0.000 title claims abstract description 60
- 208000036829 Device dislocation Diseases 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G27/00—Temporary arrangements for giving access from one level to another for men or vehicles, e.g. steps, ramps
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ladders (AREA)
Abstract
The present invention provides a kind of adjustable assembly type cat ladders of pedal angle, multistage cat ladder standard knot including assembly and connection successively, cat ladder standard knot includes the side bar being arranged in cat ladder both sides, the first support bar and second support bar that are arranged between the side bar of both sides and the pedal being arranged in first support bar and second support bar, the both ends of first support bar are hinged with both sides side bar respectively, pedal is fixed in first support bar, angle when foundation pit is maximum sloping coefficient in engineering between pedal and side bar is maximum angle, angle when foundation pit is minimum sloping coefficient between pedal and side bar is minimum angles, second support bar is adjustably disposed in the tie point of both sides side bar between a line segment of the angle interception formed by maximum angle and minimum angles on side bar and on the parallel lines parallel with side bar side.The present invention achievees the purpose that adjustment pedal and side bar angle by adjusting the second support bar position of pedal bottom, can be applied to the foundation pit of a variety of sloping coefficients.
Description
Technical field
The present invention relates to cat ladder technical fields, more specifically, are related to a kind of adjustable assembly type cat ladder of pedal angle.
Background technology
It in base pit engineering, passes in and out the cat ladder of foundation pit and generally uses the traditional artificial scaffold set up, and because it is from great,
Pedal angle, which such as can not convert at the reasons, to be caused to reuse after cat ladder is shifted one's position and changed with foundation pit ramp sloping coefficient,
It is both needed to set up again after removing, take time and effort, therefore how can be in different slope systems in the case where not dismounting cat ladder again
Several foundation pits, which is reused, just becomes an important research topic.
Invention content
In view of the above problems, the object of the present invention is to provide a kind of adjustable assembly type cat ladders of pedal angle, existing to solve
Have and needs to dismount again when cat ladder uses in the foundation pit of different sloping coefficients in technology.
To achieve the goals above, the present invention is realized by technical solution below：
A kind of adjustable assembly type cat ladder of pedal angle comprising the multistage cat ladder standard knot of assembly and connection successively, every section
The cat ladder standard knot includes that side bar in cat ladder both sides, the first support bar and that is arranged between the side bar described in both sides is arranged
Two supporting rods and the pedal being arranged in the first support bar and the second support bar, the both ends of the first support bar
Hinged with side bar described in both sides respectively, the pedal is fixed in the first support bar so that the first support bar rotates
To drive the pedal to rotate, angle when foundation pit is maximum sloping coefficient in engineering between the pedal and the side bar is
Maximum angle, angle when foundation pit is minimum sloping coefficient between the pedal and the side bar are minimum angles, described second
Supporting rod is adjustably disposed in the tie point of side bar described in both sides on the side bar and parallel with the side bar side
Parallel lines between the line segment of angle interception that is formed by the maximum angle and the minimum angles.
Preferably, the first support bar is equal to described at a distance from the hinge joint to the side bar side of the side bar
Second support bar is at a distance from the tie point to the side bar other side of the side bar.
Preferably, first through hole is offered on the side bar, the first through hole is located at the maximum angle and institute
It states at the line segment that the angle that minimum angles are formed intercepts on the parallel lines, the both ends of the second support bar are threaded through respectively
It is connect in the first through hole and by fastener with side bar described in both sides, the both ends of the second support bar are additionally provided with limitation
Its limiting device moved in the first through hole.
Preferably, the limiting device includes interlocking bar and multiple gears for being arranged on the side bar, described
One end of lever is connect with second support bar, and the other end of the interlocking bar is fixed with a gear in the multiple gear to be connected
It connects.
Preferably, the multiple gear is the second through-hole that the multiple height being arranged on the side bar differ.
Preferably, two adjacent interlocking bar are connected by head rod.
Preferably, it is additionally provided with banking stop on the bottom surface centre position of the pedal, is provided on the banking stop
Three through-holes, the second support bar are fastened in the third through-hole.
Preferably, the length of the third through-hole is equal to the length of the first through hole.
Preferably, it is additionally provided with the second connecting rod on each cat ladder standard knot, one of second connecting rod
Point be fixedly connected with the lower part of the cat ladder standard knot, another part of second connecting rod with climbed described in adjacent next section
The top of terraced standard knot is connected by fastener.
Preferably, multiple railings are equidistantly provided on the upper side edge of the side bar..
Compared with prior art, the present invention at least has the advantages that：The connection that the present invention passes through multiple interconnections
The second support bar position of lever control pedal bottom achievees the purpose that adjust pedal and side bar angle in turn so that cat ladder can
It is applied to the foundation pit of a variety of sloping coefficients, and the cat ladder assembled by different lengths standard knot can meet different depth foundation pit,
The foundation pit that more depth more sloping coefficients can be met under the premise of not removing cat ladder in this way uses, can be in multiple-project multiposition weight
It is multiple to use, while meeting personnel's vertical transport, also comply with the requirement in safety construction standardization building site.
To the accomplishment of the foregoing and related purposes, one or more aspects of the present invention includes being particularly described below especially
The feature pointed out.Certain illustrative aspects of the invention is described in detail in the following description and the annexed drawings.However, these aspects refer to
What is shown is only that some of the various ways in the principles of the present invention can be used.In addition, the present invention is intended to include it is all this
A little aspects and their equivalent.
Description of the drawings
It is of the invention by reference to the description below in conjunction with attached drawing, and with a fuller understanding of the present invention
Other purposes and result will be more clearly understood and understood.In the accompanying drawings：
Fig. 1 is the structural schematic diagram of the assembly type cat ladder of the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of cat ladder standard knot of the present invention；
Fig. 3 is the structural schematic diagram of limiting device of the present invention；
Fig. 4 is the structural schematic diagram of head rod of the present invention；
Fig. 5 is the structural schematic diagram of banking stop of the present invention.
Identical label indicates similar or corresponding feature or function in all the appended drawings.
Specific implementation mode
Hereinafter, specific embodiments of the present invention will be described in detail with reference to the accompanying drawings.
As shown in Figure 1, the present invention provides a kind of adjustable assembly type cat ladders of pedal angle comprising assembly and connection successively
Multistage cat ladder standard knot 1, in the present embodiment, the of one piece of a length of 300mm of thickness 5mm is arranged in every section of 1 lower part of cat ladder standard knot
Two connecting rod (not shown), a part for the second connecting rod weld together with this section of cat ladder standard knot 1, the second connecting rod it is another
Multiple bolts hole are offered in a part along its length, correspondingly, on the top of next section of cat ladder standard knot 1 or pedestal
Multiple bolts hole are provided with, multiple bolts pass through multiple on bolt hole and next section of cat ladder standard knot 1 in the second connecting rod
This section of cat ladder standard knot 1 and next section of cat ladder standard knot 1 are fixed together by bolt hole.
See Fig. 2 and Fig. 3, every section of cat ladder standard knot 1 include be arranged cat ladder both sides side bar 10, be arranged in both sides side bar 10
Between first support bar 11 and second support bar 12 and the pedal that is arranged in first support bar 11 and second support bar 12
13.The both ends of first support bar 11 are hinged with both sides side bar 10 respectively, which is located at lower section side when being tilted away from side bar 10
Distance be 2-5cm, it is preferred that the distance that the hinge joint is located at lower section side when being tilted away from side bar 10 is 3cm.Specifically,
A hole 100 is opened up at 10 downside 3cm of side bar, 11 both ends of first support bar are each passed through the hole on both sides side bar 10
100, the both ends of first support bar 11 are fixed by a pin on the side bar 10 of both sides.It is adjacent when side bar 10 and ground are at 45 °
Two sections of cat ladder standard knots 1 on hinge joint between vertical interval be 200mm.It is welded with first support bar 11 bottom surface of pedal 13
It connects and is fixed together, rotate first support bar 11, pedal is rotated as first support bar 11 rotates.
First through hole 101 is further opened on side bar 10, the both ends of second support bar 12 are each passed through first through hole 101 and two
Side girders 10 connect, specifically, the maximum sloping coefficient and minimum sloping coefficient that may be met according to foundation pit in engineering, correspondingly
Angle between pedal 13 and side bar 10 is referred to as maximum angle and minimum angles, first through hole 101 is opened in maximum angular
The line segment 20 that the angle α that degree and minimum angles are formed is intercepted on the parallel lines 2 when being tilted away from side bar at upper side edge 2-5cm
Place, in the present embodiment, first through hole 101 be located at maximum angle and minimum angles formation angle α when being tilted away from side bar 10
At the line segment 20 intercepted on parallel lines 2 at upper side edge 3cm, i.e., first through hole 101 is long stripes through hole.When in use, will
Cat ladder is put into foundation pit, and rotation first support bar 11 is so that the pedal 13 in first support bar 11 keeps level, then root with ground
Position of the both ends of second support bar 12 in first through hole 101 is adjusted according to pedal 13, the both ends of second support bar 12 pass through spiral shell
Bolt is fixed on side bar 10.The both ends of second support bar 12 shift in first through hole 101 in order to prevent, second support bar 12
Both ends are respectively arranged with limiting device.See Fig. 3, which includes interlocking bar 3 and multiple shelves for being arranged on side bar 10
Position, in the present embodiment, multiple gear is that multiple second through-holes 102 highly to differ on side bar 10 are arranged.Interlocking bar 3
One end is connect with one end of second support bar 12, and the other end of interlocking bar 3 is also provided with bolt hole, the bolt hole accordingly with it is multiple
Second through-hole 102 in gear is bolted to connection so that interlocking bar 3 can consolidate the end side of second support bar 12
It is scheduled at position needed for first through hole 101.As shown in figure 4, passing through head rod 4 between adjacent interlocking bar 3 two-by-two
Connection, the interlocking bar 3 that may be implemented in this way on each section of 1 side side bar 10 of cat ladder standard knot are disposably adjusted in place.First company
Extension bar 4 can be made of the steel plate of long 350mm wide 40mm thickness 10mm, and the interlocking bar 3 adjacent with two of head rod 4 can pass through fastening
The mode of part connection is fixed together.Pedal 13 is supported by first support bar 11 and second support bar 12, and first support bar 11
It is hinged with side bar 10, in order to enable pedal 13 is not easy to be kicked over, see Fig. 5, a U-shaped is welded on the center of 13 bottom surface of pedal
Banking stop 5, there is a third through-hole 50, second support bar 12 is passed through from third through-hole 50 is limited the limit of piece 5 on banking stop 5
Position is wherein.The length of third through-hole 50 is with the equal length of first through hole 101 in order to which pedal 13 adjusts angle.
In order to improve the safety of cat ladder, it is equidistantly welded with more railings respectively on 10 upper side edge of side bar of cat ladder both sides
6, railing 6 is perpendicular to side bar 10 or railing 6 perpendicular to ground.In the present embodiment, 10 upper side edge of side bar is welded every 1.5m
Basis of the steel pipe of the one a length of a diameter of 40mm of 200mm of section as railing 6.
In the cat ladder of application the present embodiment, first by multistage cat ladder standard knot assembly and connection so that it meets the depth of foundation pit
Degree requires, and further according to the sloping coefficient of foundation pit, the first support of rotation 11 makes the pedal 13 in first support bar 11 horizontal, adjusts
Position of the second support bar 12 in first through hole 101 makes pedal 13 in the common of first support bar 11 and second support bar 12
Support is lower to keep horizontal.More interlocking bar 3 for adjusting 12 both ends of second support bar again, after having adjusted, by every interlocking bar 3 and side
It corresponds in multiple gears second through-hole 102 on beam 10 to be bolted to connection, entire adjustment process is completed.The present invention
Reach adjustment pedal and side bar angle by the second support bar position of the interlocking bar control pedal bottom of multiple interconnections
The purpose of degree so that cat ladder can be applied to the foundation pit of a variety of sloping coefficients, and be climbed by what different lengths standard knot assembled
Ladder can meet different depth foundation pit, can meet the foundation pit of the more sloping coefficients of more depth under the premise of not removing cat ladder in this way and make
With can be reused in multiple-project multiposition, while meeting personnel's vertical transport, also comply with safety construction standard chemical industry
The requirement on ground.
The adjustable assembly type cat ladder of pedal angle according to the present invention is described in an illustrative manner above with reference to attached drawing.But
It is, it will be appreciated by those skilled in the art that the adjustable assembly type cat ladder of the pedal angle proposed for aforementioned present invention, may be used also
To make various improvement on the basis of not departing from the content of present invention.Therefore, protection scope of the present invention should be by appended power
The content of sharp claim determines.
Claims (10)
1. a kind of adjustable assembly type cat ladder of pedal angle, which is characterized in that it includes the multistage cat ladder mark of assembly and connection successively
Quasi- section, every section of cat ladder standard knot include be arranged cat ladder both sides side bar, be arranged between the side bar described in both sides first
Supporting rod and second support bar and the pedal being arranged in the first support bar and the second support bar, described first
The both ends of strut are hinged with side bar described in both sides respectively, and the pedal is fixed in the first support bar so that described first
Supporting rod rotation to drive the pedal to rotate, when foundation pit is maximum sloping coefficient in engineering the pedal and the side bar it
Between angle be maximum angle, angle when foundation pit is minimum sloping coefficient between the pedal and the side bar is minimum angle
The tie point of degree, side bar described in the second support bar and both sides be adjustably disposed on the side bar and with the side
One line segment of the angle interception formed by the maximum angle and the minimum angles on the parallel parallel lines in beam side it
Between.
2. the adjustable assembly type cat ladder of pedal angle as described in claim 1, which is characterized in that the first support bar and institute
The distance for stating the hinge joint of side bar to the side bar side be equal to the second support bar and the side bar tie point arrive described in
The distance of the side bar other side.
3. the adjustable assembly type cat ladder of pedal angle as described in claim 1, which is characterized in that offered on the side bar
First through hole, the first through hole is located at the maximum angle and the angle of minimum angles formation is cut on the parallel lines
At the line segment taken, the both ends of the second support bar are threaded through in the first through hole and respectively by described in fasteners and both sides
Side bar connects, and the both ends of the second support bar, which are additionally provided with, limits its limiting device moved in the first through hole.
4. the adjustable assembly type cat ladder of pedal angle as claimed in claim 3, which is characterized in that the limiting device includes connection
Lever and the multiple gears being arranged on the side bar, one end of the interlocking bar are connect with second support bar, the linkage
The other end of bar is fixedly connected with a gear in the multiple gear.
5. the adjustable assembly type cat ladder of pedal angle as claimed in claim 4, which is characterized in that the multiple gear is setting
The second through-hole that multiple height on the side bar differ.
6. the adjustable assembly type cat ladder of pedal angle as claimed in claim 4, which is characterized in that two adjacent linkages
Bar is connected by head rod.
7. the adjustable assembly type cat ladder of pedal angle as described in claim 1, which is characterized in that among the bottom surface of the pedal
It is additionally provided with banking stop on position, third through-hole is provided on the banking stop, the second support bar is fastened on the third
In through-hole.
8. the adjustable assembly type cat ladder of pedal angle as claimed in claim 7, which is characterized in that the length of the third through-hole
Equal to the length of the first through hole.
9. the adjustable assembly type cat ladder of pedal angle as described in claim 1, which is characterized in that each cat ladder standard knot
On be additionally provided with the second connecting rod, a part for second connecting rod is fixedly connected with the lower part of the cat ladder standard knot, institute
The another part for stating the second connecting rod is connect with the top of the next section of adjacent cat ladder standard knot by fastener.
10. the adjustable assembly type cat ladder of pedal angle as described in claim 1, which is characterized in that the upper side edge of the side bar
On be equidistantly provided with multiple railings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810090620.7A CN108330984B (en) | 2018-01-30 | 2018-01-30 | Assembled cat ladder with adjustable pedal angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810090620.7A CN108330984B (en) | 2018-01-30 | 2018-01-30 | Assembled cat ladder with adjustable pedal angle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108330984A true CN108330984A (en) | 2018-07-27 |
| CN108330984B CN108330984B (en) | 2024-02-02 |
Family
ID=62926816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810090620.7A Active CN108330984B (en) | 2018-01-30 | 2018-01-30 | Assembled cat ladder with adjustable pedal angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108330984B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109186923A (en) * | 2018-11-19 | 2019-01-11 | 温州大学瓯江学院 | A kind of device for wind-tunnel detection plate wind resistance |
| CN112252769A (en) * | 2020-10-12 | 2021-01-22 | 喻正良 | Temporary passing device for building construction |
| CN115012698A (en) * | 2022-05-19 | 2022-09-06 | 中国建筑第二工程局有限公司 | Steel stair with fastener with pin type clamping piece as main body fastener and installation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2718120Y (en) * | 2004-05-14 | 2005-08-17 | 深圳市中生建实业发展有限公司 | Universal unit assembly type assembling stairway |
| JP3177555U (en) * | 2012-05-28 | 2012-08-09 | 矢橋林業 株式会社 | Assembling staircase |
| CN204059960U (en) * | 2014-07-30 | 2014-12-31 | 西安市建筑工程总公司 | A kind of cast-in-situ stair shaping steel die plate |
| CN105035326A (en) * | 2015-06-19 | 2015-11-11 | 中国航空工业集团公司西安飞机设计研究所 | Pedal angle adjustable-type ladder |
| CN205063797U (en) * | 2015-10-12 | 2016-03-02 | 连云港黄海勘探技术有限公司 | Rig cat ladder of adjustable footboard angle |
| CN205823143U (en) * | 2016-07-14 | 2016-12-21 | 嘉兴市誉高涂料有限公司 | A kind of step ladder |
| CN206625776U (en) * | 2017-03-30 | 2017-11-10 | 浙江科隆五金股份有限公司 | Foldable ladder with illumination functions |
-
2018
- 2018-01-30 CN CN201810090620.7A patent/CN108330984B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2718120Y (en) * | 2004-05-14 | 2005-08-17 | 深圳市中生建实业发展有限公司 | Universal unit assembly type assembling stairway |
| JP3177555U (en) * | 2012-05-28 | 2012-08-09 | 矢橋林業 株式会社 | Assembling staircase |
| CN204059960U (en) * | 2014-07-30 | 2014-12-31 | 西安市建筑工程总公司 | A kind of cast-in-situ stair shaping steel die plate |
| CN105035326A (en) * | 2015-06-19 | 2015-11-11 | 中国航空工业集团公司西安飞机设计研究所 | Pedal angle adjustable-type ladder |
| CN205063797U (en) * | 2015-10-12 | 2016-03-02 | 连云港黄海勘探技术有限公司 | Rig cat ladder of adjustable footboard angle |
| CN205823143U (en) * | 2016-07-14 | 2016-12-21 | 嘉兴市誉高涂料有限公司 | A kind of step ladder |
| CN206625776U (en) * | 2017-03-30 | 2017-11-10 | 浙江科隆五金股份有限公司 | Foldable ladder with illumination functions |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109186923A (en) * | 2018-11-19 | 2019-01-11 | 温州大学瓯江学院 | A kind of device for wind-tunnel detection plate wind resistance |
| CN112252769A (en) * | 2020-10-12 | 2021-01-22 | 喻正良 | Temporary passing device for building construction |
| CN115012698A (en) * | 2022-05-19 | 2022-09-06 | 中国建筑第二工程局有限公司 | Steel stair with fastener with pin type clamping piece as main body fastener and installation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108330984B (en) | 2024-02-02 |
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