CN107044256B - A kind of single-column Telescopic anti-slip ladder - Google Patents
A kind of single-column Telescopic anti-slip ladder Download PDFInfo
- Publication number
- CN107044256B CN107044256B CN201710437257.7A CN201710437257A CN107044256B CN 107044256 B CN107044256 B CN 107044256B CN 201710437257 A CN201710437257 A CN 201710437257A CN 107044256 B CN107044256 B CN 107044256B
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- Prior art keywords
- ladder
- annulus part
- support plate
- cross bar
- slip
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/04—Ladders for resting against objects, e.g. walls poles, trees
- E06C1/08—Ladders for resting against objects, e.g. walls poles, trees multi-part
- E06C1/12—Ladders for resting against objects, e.g. walls poles, trees multi-part extensible, e.g. telescopic
- E06C1/125—Ladders for resting against objects, e.g. walls poles, trees multi-part extensible, e.g. telescopic with tubular longitudinal members nested within each other
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/02—Extending means
- E06C7/04—Hand-operated extending means carried by the ladder
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/08—Special construction of longitudinal members, or rungs or other treads
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/42—Ladder feet; Supports therefor
- E06C7/46—Non-skid equipment
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/48—Ladder heads; Supports for heads of ladders for resting against objects
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/50—Joints or other connecting parts
Abstract
The present invention provides a kind of single-column Telescopic anti-slip ladders, including cleat stanchion and pedal, the cleat stanchion includes the hollow annulus part being socketed layer by layer, the inverted L-shaped slot being distributed there are two being set on the side wall of the annulus part according to circumference array, the bottom of the annulus part is connected with the support plate of a strip, the both ends of the support plate of the annulus part are respectively slidably arranged in an inverted L-shaped slot for being socketed on its external annulus part, and the pedal is mounted on the sidewall upper of the annulus part.Cleat stanchion is formed by the annulus part that support plate and inverted L-shaped slot are socketed and are slidably matched layer by layer mutually, keeps cleat stanchion scalable, convenient for the storage and carrying of Anti-slipping ladder.
Description
Technical field
The present invention relates to ladder technical field, in particular to a kind of single-column Telescopic anti-slip ladder.
Background technique
Ladder is a kind of widely used climbing tools, and either family or building site is both needed to complete by ladder climbing
Some affairs.Lamps and lanterns, suspension ornament, access object as replaced eminence in family, gardens pruning, picking fruit, on building site
It fits up, installation, maintenance etc. is both needed to by this tool of ladder in engineering.It is found in the use of ladder, the length of ladder is longer
It makes troubles to the transport and storage of ladder, heavier ladder is made troubles to the setting and moving of ladder, and the materials of ladder are more
Widow influences the utilization of the cost and resource of ladder, and the slippery problem of ladder brings potential security risk to the use of ladder.
There are four column telescopic ladders at present, although solving the length issue of ladder, four columns are telescopic
Ladder anti-skid structure is not succinct enough, and weight is still heavier, and use is relatively elaborate；The production materials of existing four columns telescopic ladder
Still larger, the materials of ladder are directly related to the cost of manufacture of ladder, and the big ladder of materials, cost is just high, resource
Utilization rate is with regard to low.
The Chinese utility model patent of Publication No. CN202945990U discloses a kind of single terraced staircase, and ladder, which is helped, to be designed to
It is single, it is arranged in middle position, two ends of the step is bent up upwards, and the equidistant ladder that is fixedly mounted on is helped, and vertical, step is helped with ladder
The equal length on both sides is helped in ladder, foot of ladder is designed to down Y-shaped, is fixedly mounted on the lower end that ladder is helped, it is terraced by being designed to Y-shaped,
It is fixedly mounted on the upper end that ladder is helped.Although on making material only certain material can be saved, anti-skidding with single column
Aspect does not take appropriate measures, and still there is safety problem.
The Chinese invention patent of Publication No. CN103375127A discloses a kind of portable folding single-column ladder, cleat stanchion top
End is upper beam, this uniformly distributed pedal below upper beam, cleat stanchion bottom is bottom beam, and upper beam, pedal, bottom beam are connected to slack adjuster
On cleat stanchion, pedal outer end is equipped with convex gear, uniformly distributed anti-skid stud under bottom beam.Although improving to some extent at anti-skidding aspect, terraced body is too long,
It is unfavorable for storing.
Summary of the invention
The technical problems to be solved by the present invention are: providing a kind of single-column Telescopic anti-slip ladder, terraced body is scalable, small in size,
Good storage, saves material, and non-skid property is good.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention are as follows:
A kind of single-column Telescopic anti-slip ladder, including cleat stanchion and pedal, the cleat stanchion include the hollow annulus part being socketed layer by layer,
It is set on the side wall of the annulus part there are two the inverted L-shaped slot being distributed according to circumference array, the bottom of the annulus part is connected with one
The support plate of a strip, the both ends of the support plate of the annulus part, which are respectively slidably arranged in, is socketed on the one of its external annulus part
In a inverted L-shaped slot, the pedal is mounted on the sidewall upper of the annulus part.
The beneficial effects of the present invention are: the structure of annulus part is torus, and multiple annulus parts of different sizes cover layer by layer
It is connected into cleat stanchion in succession, keeps cleat stanchion length scalable, is stored convenient for reducing volume, is also convenient for carrying；The side of one annulus part
Towards inverted L-shaped slot all the same in upper and lower and circumferential direction there are two setting on wall, and two inverted L-shaped slot corresponding positions are the same as always
The both ends of diameter, the bottom of an annulus part are additionally provided with the support plate of strip, and support plate is located at a diametrical direction of annulus part
On, the support plate of an annulus part is slidably arranged in two inverted L-shaped slots for being socketed on its external annulus part, then an annulus
The opposite annulus part being socketed on it of part can slide up and down and left-right rotation, realizes the adjusting of two neighboring annulus part height, real
The telescopic adjustment of existing cleat stanchion；Pedal is located at the sidewall upper of annulus part, on the one hand exposes annulus part upper end and is socketed on outside it
Annulus part, adjusted convenient for the crawl of annulus part, while it is more as far as possible to shrink each annulus part, on the other hand as people's ascending stair
Component is trampled, it is structurally reasonable；The bottom surface of annulus part is circular planes, big with the width and length of ground face contact, makes Anti-slipping ladder bottom
Portion's stabilized structure, good antiskid effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the single-column Telescopic anti-slip ladder of the embodiment of the present invention；
Fig. 2 is the structural schematic diagram that two annulus parts of the embodiment of the present invention cooperate；
Fig. 3 is the structural schematic diagram of an annulus part of the embodiment of the present invention；
Fig. 4 is the structural schematic diagram of an annulus part of the embodiment of the present invention；
Fig. 5 is the structural schematic diagram of the pedestal of the embodiment of the present invention；
Fig. 6 is the side structure schematic diagram of the pedestal of the embodiment of the present invention.
Label declaration:
1, cleat stanchion；2, pedal；3, washer；4, pedestal；5, ladder leans on；6, non-slip rubber set；
11, annulus part；
111, inverted L-shaped slot；112, support plate；113, outer round tube；114, interior round tube；
1111, level trough；1112, vertical slot；1113, raised；
41, cross bar；42, vertical bar；43, movable latch fitting；
411, through-hole；
421, arc groove；422, nut resigning breach；
431, long slot hole.
Specific embodiment
To explain the technical content, the achieved purpose and the effect of the present invention in detail, below in conjunction with embodiment and cooperate attached
Figure is explained.
The most critical design of the present invention is: keep cleat stanchion scalable as cleat stanchion using the multiple annulus parts being socketed layer by layer,
It is stored and is carried convenient for reducing volume.
Fig. 1 to Fig. 6 is please referred to, the present invention provides a kind of single-column Telescopic anti-slip ladder, including cleat stanchion 1 and pedal 2, the ladders
Column 1 includes the hollow annulus part 11 that is socketed layer by layer, sets that there are two be distributed according to circumference array on the side wall of the annulus part 11
Inverted L-shaped slot 111, the bottom of the annulus part 11 is connected with the support plate 112 of a strip, the support of the annulus part 11
The both ends of plate 112 are respectively slidably arranged in an inverted L-shaped slot 111 for being socketed on its external annulus part 11, and the pedal 2 is installed
In the sidewall upper of the annulus part 11.
Further, the inverted L-shaped slot 111 includes level trough 1111 and vertical slot 1112, the level trough 1111 and institute
The upper end side wall for stating vertical slot 1112 communicates, and the width of the vertical slot 1112 is adapted to the width of the support plate 112, described
The length of level trough 1111 is more than or equal to the width of the support plate 112.
Seen from the above description, the support plate 112 is horizontal positioned, and the support plate 112, which slides up and down, to be arranged described
In vertical slot 1112, the support plate 112, which swings, to be arranged in the level trough 1111, makes annulus part 11 relative to socket
Annulus part 11 outside it can slide up and down and swing, and the vertical slot 1112 is for providing annulus part 11 height adjustment
Through slot, the bottom surface of the vertical slot 1112 can also be used to provide branch to support plate 112 when annulus part 11 is reduced to downwards lowest order
Support provides support to support plate 112 when the lower surface of the level trough 1111 extend out to highest order for annulus part 11 upwards, real
The telescopic adjustment of the height of the existing annulus part 11 annulus part 11 external relative to it is socketed in.
Further, the lower surface of the level trough 1111 is equipped with protrusion in one end towards the vertical slot 1112 upwards
The distance between 1113, described raised 1113 and the side of the level trough 1111 are more than or equal to the support plate 112
Width.
Seen from the above description, the support plate 112 of internally positioned 11 bottom of annulus part is placed on positioned at external annulus
The lower surface of 11 sidewall horizontal slot 1111 of part, 1111 one end of level trough are communicated with vertical slot 1112, and the other end is equipped with side, and perpendicular
The one end communicated to slot 1112 is equipped with protrusion 1113, can play the role of barrier support plate 112, and the limit of support plate 112 is existed
Between protrusion 1113 and the side of level trough 1111, prevent during use 112 rotary water-out of support plate rise as high as the banks 1111, make
Anti-slipping ladder is safe to use.
It further, further include washer 3, the washer 3 is annular in shape, is fixed on 11 top surface of annulus part.
Seen from the above description, it is equipped with washer 3 in the top surface of annulus part 11, increases and connects between two adjacent annulus parts 11
The compactness connect keeps Anti-slipping ladder use more firm.
Further, the annulus part 11 includes outer round tube 113 and interior round tube 114, and the outer round tube 113 is tightly placed in described
On interior round tube 114, the inverted L-shaped slot 111 is arranged on the interior round tube 114, and the both ends of the support plate 112 are stretched out described outer
Round tube 113 is arranged.
Seen from the above description, each annulus part 11 includes outer round tube 113 and interior round tube 114, and inverted L-shaped slot 111 is arranged
On interior round tube 114, keep 11 smooth-shaped of annulus part beautiful, people will not touch inverted L-shaped slot 111, and safety in utilization is also high；Often
A annulus part 11 is socketed to form by the transition fit or interference-fit type of two different-diameter round tubes, makes the production of annulus part 11 just
Victory, sound construction.
It further, further include pedestal 4, the lower end of the cleat stanchion 1 is fixed on the pedestal 4.
Seen from the above description, the lower end of cleat stanchion 1 is fixed on pedestal 4, is made cleat stanchion 1 and ground face contact by pedestal 4, is led to
Cross the posture that pedestal 4 is conveniently adjusted Anti-slipping ladder, that is, tilt angle.
Further, the pedestal 4 includes cross bar 41 and two vertical bars 42, and the lower end of the cleat stanchion 1 is fixed on the cross
The upper center of bar 41, two vertical bars 42 are located at below the both ends of the cross bar 41.
Seen from the above description, two vertical bars 42 and a cross bar 41 constitute reverse U shape, the pedestal 4 and ground of reverse U shape
Face contact, 1 lower end of cleat stanchion are rotatablely connected or are bonded with 41 upper center of cross bar, make the flexible use convenient for Anti-slipping ladder.
It further, further include movable latch fitting 43, the activity latch fitting 43 is fixed on the upper end of the vertical bar 42, the work
Dynamic latch fitting 43 is equipped with long slot hole 431, and the shape of the cross bar 41 is cylindrical, and each end of the cross bar 41 is distributed with one
Two exhausting holes 411 of exhausting hole 411,41 both ends of cross bar are symmetrical, every exhausting hole 411 along cross bar 41 side wall spiral
Distribution, screw sequentially passes through the long slot hole 431 of movable latch fitting 43, the through-hole 411 of 41 end of cross bar is spirally connected with nut.
Seen from the above description, the end of cross bar 41 is equipped with multiple through-holes 411 according to spiral distribution, not only screw
Multiple installation hole locations are provided, structural strength caused by being distributed on a cross section of cross bar 41 because of through-hole 411 excessively is also avoided
It reduces, i.e., multiple through-holes 411 of Spiral distribution can keep the structural strength of cross bar 41 as far as possible；Movable latch fitting 43 is equipped with long slot hole
431, practical long slot hole 431 is kidney slot, by the cooperation of the through-hole 411 on long slot hole 431 and cross bar 41, keeps cross bar 41 opposite
In the setting angle continuously adjustable of vertical bar 42, through-hole 411 realizes coarse adjustment, and long slot hole 431 realizes fine tuning, 41 angular adjustment of cross bar
It is convenient；Variable-angle of the cross bar 41 relative to vertical bar 42, really has adjusted the angle between cleat stanchion 1 and horizontal plane, according to ladder
Angle of the inclined angular adjustment cross bar 41 of column 1 relative to vertical bar 42, makes Anti-slipping ladder when in use, the bottom surface of vertical bar 42 always with
Ground face contact, i.e. Anti-slipping ladder and ground are face contact always, increase the non-skid property of Anti-slipping ladder.
Further, the shape of the movable latch fitting 43 is arc plate, the medial surface and the cross of the activity latch fitting 43
The periphery shape adaptation of bar 41, the upper end of the vertical bar 42 are equipped with arc groove 421, the arc groove 421 and the cross
A side of the periphery shape adaptation of bar 41, the arc groove 421 of the lower end and vertical bar 42 of the activity latch fitting 43 connects
It connects, the medial surface of the activity latch fitting 43 is located on the same circle with the arc groove 421.
Seen from the above description, the inner arc surface of movable latch fitting 43 and the arc surface of arc groove 421 are in the same cylinder
On face, and the periphery shape adaptation with cross bar 41, keep vertical bar 42, movable latch fitting 43 and the contact area of cross bar 41 big, makes to erect
Bar 42 and 41 connection structure of cross bar are firm, and bearing capacity is strong.
Further, the vertical bar 42 is equipped with nut resigning breach 422 in another side of arc groove 421.
Seen from the above description, nut resigning breach 422 is used to avoid the installation space of nut.
It further, further include ladder by 5, the ladder is horizontally disposed by 5, and the ladder is connected to the circle positioned at innermost layer by 5
11 upper end of ring.
Seen from the above description, it is located at the top of cleat stanchion 1 after stretching positioned at the annulus part 11 of innermost layer, ladder hangs down by 5
Directly horizontally disposed in cleat stanchion 1, ladder is connect by 5 with 11 upper end of annulus part of innermost layer, improves the stability of Anti-slipping ladder structure.
Further, further include non-slip rubber set 6,6 sets of the non-slip rubber set on the vertical bar 42, the anti-skidding rubber
Gum cover 6, which is also covered, leans on 5 both ends in the ladder.
Seen from the above description, non-slip rubber set 6, the vertical bar 42 of pedestal 4 and ground face contact are installed by 5 both ends in ladder,
Non-slip rubber set 6 is set on the vertical bar 42 of pedestal 4, keeps Anti-slipping ladder non-skid property good, use is safer.
Further, a pedal 2 is fixed in each 11 upper end of annulus part, and the pedal 2 on adjacent annulus part 11 is to opposite
Direction setting.
Seen from the above description, a pedal 2 is fixed in each 11 upper end of annulus part, then makes stepping on adjacent annulus part 11
The contrary setting of plate 2, convenient for being climbed in the commutation of people or so castor.
Further, there are two symmetrically arranged pedals 2 for each 11 upper end of annulus part fixation.
Seen from the above description, two symmetrically arranged pedals 2 are fixed in each 11 upper end of annulus part, make one to climb Anti-slipping ladder
Posture can be more flexible, can also be limited by the lowest order that two pedals 2 retract downwards annulus part 11.
Please refer to Fig. 1 to Fig. 6, the embodiment of the present invention one are as follows:
A kind of single-column Telescopic anti-slip ladder, including cleat stanchion 1 and pedal 2, the cleat stanchion 1 include the hollow annulus being socketed layer by layer
Part 11 is set on the side wall of the annulus part 11 there are two the inverted L-shaped slot 111 being distributed according to circumference array, the annulus part 11
Bottom is connected with the support plate 112 of a strip, and the both ends of the support plate 112 of the annulus part 11 are respectively slidably arranged in socket
In in an inverted L-shaped slot 111 of its external annulus part 11, the pedal 2 is mounted on the sidewall upper of the annulus part 11.
Please refer to Fig. 1 to Fig. 6, the embodiment of the present invention two are as follows:
A kind of single-column Telescopic anti-slip ladder, on the basis of example 1, the inverted L-shaped slot 111 includes 1111 He of level trough
Vertical slot 1112, the level trough 1111 are communicated with the upper end side wall of the vertical slot 1112, the width of the vertical slot 1112
It is adapted to the width of the support plate 112, the length of the level trough 1111 is more than or equal to the width of the support plate 112
Degree；The lower surface of the level trough 1111 is equipped with protrusion 1113, the protrusion in one end towards the vertical slot 1112 upwards
The distance between 1113 and the side of the level trough 1111 are more than or equal to the width of the support plate 112.
Please refer to Fig. 1 to Fig. 6, the embodiment of the present invention three are as follows:
A kind of single-column Telescopic anti-slip ladder, further includes washer 3 on the basis of example 1, and the washer 3 is annular in shape, Gu
It is scheduled on 11 top surface of annulus part.
Please refer to Fig. 1 to Fig. 6, the embodiment of the present invention four are as follows:
A kind of single-column Telescopic anti-slip ladder, on the basis of embodiment one or two, the annulus part 11 includes outer 113 He of round tube
Interior round tube 114, the outer round tube 113 are tightly placed on the interior round tube 114, and the inverted L-shaped slot 111 is arranged in the interior round tube
On 114, the both ends of the support plate 112 are stretched out the outer round tube 113 and are arranged.
Please refer to Fig. 1 to Fig. 6, the embodiment of the present invention five are as follows:
A kind of single-column Telescopic anti-slip ladder, further includes pedestal 4 on the basis of embodiment one, two, three or four, the cleat stanchion 1
Lower end be fixed on the pedestal 4；The pedestal 4 includes cross bar 41 and two vertical bars 42, and the lower end of the cleat stanchion 1 is fixed on
The upper center of the cross bar 41, two vertical bars 42 are located at below the both ends of the cross bar 41.
Please refer to Fig. 1 to Fig. 6, the embodiment of the present invention six are as follows:
A kind of single-column Telescopic anti-slip ladder, further includes movable latch fitting 43 on the basis of embodiment five, the activity latch fitting 43
It is fixed on the upper end of the vertical bar 42, the activity latch fitting 43 is equipped with long slot hole 431, and the shape of the cross bar 41 is in cylinder
An exhausting hole 411 is distributed in shape, each end of the cross bar 41, and two exhausting holes 411 at 41 both ends of cross bar are symmetrical,
For every exhausting hole 411 along the side wall Spiral distribution of cross bar 41, screw sequentially passes through the long slot hole 431 of movable latch fitting 43, cross bar 41
Through-hole 411 and the nut of end are spirally connected；It is described activity latch fitting 43 shape be arc plate, it is described activity latch fitting 43 medial surface with
The periphery shape adaptation of the cross bar 41, the upper end of the vertical bar 42 are equipped with arc groove 421, the arc groove 421 with
The periphery shape adaptation of the cross bar 41, the one of the arc groove 421 of the lower end and vertical bar 42 of the activity latch fitting 43
The medial surface of side connection, the activity latch fitting 43 is located on the same circle with the arc groove 421；The vertical bar 42 is in circular arc
Another side of groove 421 is equipped with nut resigning breach 422.
Please refer to Fig. 1 to Fig. 6, the embodiment of the present invention seven are as follows:
A kind of single-column Telescopic anti-slip ladder further includes ladder by 5, non-slip rubber set 6, the ladder on the basis of embodiment five
Horizontally disposed by 5, the ladder is connected to by 5 positioned at 11 upper end of annulus part of innermost layer, and 6 sets of the non-slip rubber set described perpendicular
On bar 42, the non-slip rubber set 6, which is also covered, leans on 5 both ends in the ladder；Specifically, each 11 upper end of annulus part is fixed one and is stepped on
Plate 2, the pedal 2 on adjacent annulus part 11 are arranged round about, alternatively, each 11 upper end of annulus part is fixed, there are two symmetrical
The pedal 2 of setting.
In use, making the support plate 112 of internally positioned 11 bottom of annulus part along the annulus part 11 for being socketed on its outside
Inverted L-shaped slot 111 slide, first along 1112 upward sliding of vertical slot, slided further along level trough 1111, and finally by support plate
112 are placed between protrusion 1113 and the side wall of level trough 1111, and internally positioned annulus part 11 is stretched out in realization, realize cleat stanchion
1 rise, if last without pedestal 4, the bottom of cleat stanchion 1 is directly with ground face contact, and cleat stanchion 1 is placed vertically, if cleat stanchion 1
Lower section mounting seat 4, vertical bar 42 lower surface and ground face contact of the Anti-slipping ladder by pedestal 4, is leaned against on wall by ladder by 5, ladder
1 slant setting of column, the angle according to the inclined angular adjustment cross bar 41 of cleat stanchion 1 relative to vertical bar 42, and sequentially passed through with screw
The long slot hole 431 of movable latch fitting 43, through-hole 411 and the nut of cross bar 41 are spirally connected, and realize the fixation of cross bar 41 and vertical bar 42, vertical bar
42 lower surface is whole always to make Anti-slipping ladder have stronger non-skid property, people with ground face contact in conjunction with non-slip rubber set 6
Pass through pushes pedals 2 skid-resistant climbing ladder.
After Anti-slipping ladder use, the support plate 112 of internally positioned 11 bottom of annulus part is lifted, along level trough
It 1111 and 1113 is slid into vertical slot 1112 around protrusion, then along 1112 slide downward of vertical slot, last support plate 112
The bottom or pedal 2 that lean against vertical slot 1112 lean against the top surface of annulus part 11, realize the limit to internally positioned annulus part 11
Position, realization retract internally positioned annulus part 11, realize the contraction of cleat stanchion 1, convenient for storage and transport.
In conclusion single-column Telescopic anti-slip ladder provided by the invention, makes cleat stanchion 1 by the multiple annulus parts 11 being socketed layer by layer
Cleat stanchion 1 is supported by pedestal 4, is also convenient for by pedal 2 convenient for the use of people's skid-resistant climbing ladder with scalability energy
The adjustment of 1 posture of cleat stanchion, stability when by ladder by 5 increase Anti-slipping ladder slant setting, passes through movable latch fitting 43 and adjusts cross bar
41 angle relative to vertical bar 42 makes to keep 42 lower surface level of vertical bar and ground face contact, be increased by non-slip rubber set 6 anti-skidding
The frictional force of ladder and ground and wall, realizes adjacent annulus part 11 by the inverted L-shaped slot 111 and support plate 112 that are slidably connected
Telescopic adjustment, by protrusion 1113 pairs of support plates 112 limit, 11 smooth outer surface of annulus part is made by outer round tube 113,
Increase the firm shape connected between adjacent annulus part 11 by washer 3, keep the cleat stanchion 1 of Anti-slipping ladder scalable, convenient for storage and
It carries, sound construction, non-skid property is good.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalents made by bright specification and accompanying drawing content are applied directly or indirectly in relevant technical field, similarly include
In scope of patent protection of the invention.
Claims (7)
1. a kind of single-column Telescopic anti-slip ladder, which is characterized in that including cleat stanchion and pedal, the cleat stanchion include be socketed layer by layer it is hollow
Annulus part, set that there are two the inverted L-shaped slot being distributed according to circumference array, the bottoms of the annulus part on the side wall of the annulus part
It is connected with the support plate of a strip, the both ends of the support plate of the annulus part, which are respectively slidably arranged in, is socketed on its external circle
In one inverted L-shaped slot of ring, the pedal is mounted on the sidewall upper of the annulus part；
It further include pedestal, the pedestal includes cross bar and two vertical bars, and the lower end of the cleat stanchion is fixed on the upper end of the cross bar
Middle part, two vertical bars are located at below the both ends of the cross bar；
It further include movable latch fitting, the activity latch fitting is fixed on the upper end of the vertical bar, and the activity latch fitting is equipped with long slot hole,
The shape of the cross bar is cylindrical, and an exhausting hole is distributed in each end of the cross bar, and the two rows at the cross bar both ends are logical
Hole is symmetrical, and for every exhausting hole along the side wall Spiral distribution of cross bar, screw sequentially passes through the long slot hole of movable latch fitting, yardarm
The through-hole in portion is spirally connected with nut.
2. single-column Telescopic anti-slip ladder according to claim 1, which is characterized in that the inverted L-shaped slot includes level trough and erects
To slot, the level trough is communicated with the upper end side wall of the vertical slot, the width of the width of the vertical slot and the support plate
Adaptation, the length of the level trough are more than or equal to the width of the support plate.
3. single-column Telescopic anti-slip ladder according to claim 2, which is characterized in that the lower surface of the level trough is towards institute
The one end for stating vertical slot is equipped with protrusion upwards, and the distance between the protrusion and the side of the level trough are more than or equal to institute
State the width of support plate.
4. single-column Telescopic anti-slip ladder according to claim 1, which is characterized in that it further include washer, the washer is annular in shape,
It is fixed on annulus part top surface.
5. single-column Telescopic anti-slip according to claim 1 ladder, which is characterized in that the annulus part includes outer round tube and interior
Round tube, the outer round tube are tightly placed on the interior round tube, and the inverted L-shaped slot is arranged on the interior round tube, the support plate
The outer round tube setting is stretched out at both ends.
6. single-column Telescopic anti-slip ladder according to claim 1, which is characterized in that further include that ladder leans on, the ladder is set by level
It sets, the ladder is by being connected to positioned at the annulus part upper end of innermost layer.
7. single-column Telescopic anti-slip ladder according to claim 6, which is characterized in that it further include non-slip rubber set, it is described anti-skidding
Rubber sleeve covers on the vertical bar, and the non-slip rubber set also covers at the both ends that the ladder leans on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710437257.7A CN107044256B (en) | 2017-06-12 | 2017-06-12 | A kind of single-column Telescopic anti-slip ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710437257.7A CN107044256B (en) | 2017-06-12 | 2017-06-12 | A kind of single-column Telescopic anti-slip ladder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107044256A CN107044256A (en) | 2017-08-15 |
| CN107044256B true CN107044256B (en) | 2019-04-09 |
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ID=59547326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710437257.7A Expired - Fee Related CN107044256B (en) | 2017-06-12 | 2017-06-12 | A kind of single-column Telescopic anti-slip ladder |
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| Country | Link |
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| CN (1) | CN107044256B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109944539A (en) * | 2019-05-13 | 2019-06-28 | 东台市玉飞金属制品加工厂 | Telescopic only bar climbing ladder apparatus |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2744674A (en) * | 1954-09-21 | 1956-05-08 | John E Smith | Sectional ladder |
| US3026962A (en) * | 1961-03-03 | 1962-03-27 | Ned F Kramer | Ladder |
| CN200985934Y (en) * | 2006-08-22 | 2007-12-05 | 上海东今实业有限公司 | Telescoping positioning mechanism with internal/outer thimble |
| CN203362017U (en) * | 2013-06-28 | 2013-12-25 | 河南省电力公司信阳供电公司 | Simple climbing ladder |
| CN204532024U (en) * | 2015-04-09 | 2015-08-05 | 陈炜杰 | A kind of telescopic pedal of climbing tree |
-
2017
- 2017-06-12 CN CN201710437257.7A patent/CN107044256B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2744674A (en) * | 1954-09-21 | 1956-05-08 | John E Smith | Sectional ladder |
| US3026962A (en) * | 1961-03-03 | 1962-03-27 | Ned F Kramer | Ladder |
| CN200985934Y (en) * | 2006-08-22 | 2007-12-05 | 上海东今实业有限公司 | Telescoping positioning mechanism with internal/outer thimble |
| CN203362017U (en) * | 2013-06-28 | 2013-12-25 | 河南省电力公司信阳供电公司 | Simple climbing ladder |
| CN204532024U (en) * | 2015-04-09 | 2015-08-05 | 陈炜杰 | A kind of telescopic pedal of climbing tree |
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|---|---|
| CN107044256A (en) | 2017-08-15 |
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Granted publication date: 20190409 |