CN107620563A - A kind of dual-gripper ladder of multifunction retractable - Google Patents
A kind of dual-gripper ladder of multifunction retractable Download PDFInfo
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- CN107620563A CN107620563A CN201710914995.6A CN201710914995A CN107620563A CN 107620563 A CN107620563 A CN 107620563A CN 201710914995 A CN201710914995 A CN 201710914995A CN 107620563 A CN107620563 A CN 107620563A
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- ladder
- bar
- paralell
- slide
- interior
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Abstract
The invention discloses a kind of dual-gripper ladder of multifunction retractable,Including ladder and paralell,The ladder is divided into inside and outside ladder,It is made up of the vertical thick bar in both sides and more cross bars,The outer ladder upper end is flexibly connected with described paralell one end,The flexible connection is by fixing bearing,Circular shaft and axle sleeve composition,It is by fixed seat that device for screwing up and its are provided between the circular shaft and axle sleeve,Screw,Annular groove and holding screw composition,The paralell two side is provided with slide rail,Slide is cased with slide rail,Ladder in the flexible connection of slide outer wall,The slide is by inserting setting circle bar fixed position in through hole and positioning round orifice,The outer ladder outer wall is provided with caulking groove and can be embedded in the caulking groove with the interior ladder,The vertical bottom of thick bar one is provided with rectangular through slot and its inner chamber is provided with arc-shaped slot pass,Circular arc bolt is provided with arc-shaped slot pass and bolt one end is connected with manual locking bar.The invention has the advantages that it is simple in construction, it is practical.
Description
Technical field
The present invention relates to ladder field, the dual-gripper ladder of particularly a kind of multifunction retractable.
Background technology
Ladder is as a kind of apparatus ascended a height, for people stepwise up and down, for work high above the ground, traditional ladder be typically all by
Two root long thick bars do side, and scansorial cross bar is crossed in centre, and as foothold during for climbing, but traditional ladder length has
Limit, and it is required for favourable landform to be placed for ladder mostly, it is impossible to be used in adapt to the operation of each height, landform, and tradition
Ladder worker step down in operation on cross bar, it is not only tiring to also have certain danger, therefore need now a kind of multi-functional
Telescopic dual-gripper ladder, the stretching of ladder length can be not only realized by inside and outside ladder, ladder is realized by inside and outside ladder
The stable placement of son, the paralell being additionally provided with can allow worker safer, more comfortable operation, the instrument cases being provided with, Ke Yifang
Just the worker of operation takes instrument at any time.
The content of the invention
The invention aims to solve the above problems, a kind of dual-gripper ladder of multifunction retractable is devised.
Realize above-mentioned purpose the technical scheme is that, a kind of dual-gripper ladder of multifunction retractable, including ladder
And paralell, the ladder is divided into outer ladder and interior ladder and the outer ladder and the interior ladder are thick vertically by both sides respectively
The more cross bars one and cross bar two that bar one, vertical thick bar two and vertical thick bar one are respectively equipped with the vertical middle part of thick bar two form,
The outer ladder upper end is flexibly connected with described paralell one end, and the flexible connection is by being separately positioned on the vertical thick bar
The axle sleeve composition that one group of circular shaft connected between fixing bearing, fixing bearing and circular shaft on one mutually corresponding inwall are provided with,
The axle sleeve is fixedly connected with described paralell one end, and multiple locking apparatus are provided between the circular shaft and the axle sleeve, described
Locking apparatus is by being arranged on the fixed seat of the axle sleeve outer wall, fixed seat and screw, the circular shaft being provided with the axle sleeve
The annular groove and be made up of the holding screw in screw insertion annular groove, the platform that corresponding screwhole position is provided with
The position of the cross bar one that frame lower end corresponds to when the outer ladder closes with the paralell is provided with more card columns, the cross bar one
The card column position is provided with neck when the corresponding outer ladder closes with the paralell, and the neck inner chamber scribbles one layer of fastening
Layer, slide rail is had along its length on the paralell two side, is cased with slide, the slide on the slide rail respectively
Outer wall is connected by vertical thick bar two of the movable component respectively with the interior ladder both sides, equidistant at the paralell both sides of the edge
Multiple positioning round orifice are left, the slide side corresponds to the direct size of the positioning round orifice and is provided with through hole, and the slide passes through
Insertion setting circle bar realizes fixed position, the both sides of the outer ladder on the slide rail in the through hole and the positioning round orifice
The vertical thick bar two in both sides that the interior ladder is corresponded on the vertical outer wall of thick bar one is provided with along the vertical length direction of thick bar one
Caulking groove, the outer ladder are embedded in the caulking groove with interior ladder during paralell closure, the vertical bottom of thick bar one
Close to the caulking groove side face the wall and meditate on have rectangular through slot along its width and the vertical inner chamber of thick bar one corresponds to institute
State rectangular through slot position and be respectively equipped with arc-shaped slot pass, the arc-shaped slot pass surrounds the caulking groove along the caulking groove width
And both ends connect with the rectangular through slot, circular arc bolt, described circular arc bolt one end are provided with the arc-shaped slot pass
Portion is connected with manual locking bar and the manual locking bar is stretched out by the rectangular through slot, and the outer ladder side wall is provided with small-sized work
Have box, various small appliances are placed with the small tool box.
The fastened layer is made of soft rubber, and the card column is inserted in the neck, and soft rubber can be very good
Card column is set to be fitted close with neck.
The position upper end of cross bar one is provided with rectangle when the paralell corresponds to the outer ladder and the interior ladder closure
Port, convenient use person's pin are placed.
The slide rail is respectively equipped with block close to described interior ladder one end, prevents the slide from being taken off from the interior ladder
Fall, the block is bolted with the interior ladder outer wall.
The bolt connection is led to by tapped through hole, the screw thread for being opened in the block and the paralell tail end correspondence position
The nut that the bolt of hole upper end insertion and bolt lower end are connected by tapped through hole forms.
The cross bar one that the outer ladder is provided with is offset to away from the interior ladder side, the horizontal stroke that the interior ladder is provided with
The corresponding position of cross bar one of bar two is offset to away from the outer ladder side, when the interior ladder is embedded on the outer ladder
During caulking groove, the cross bar one to form new pedal with close to each other contact of the cross bar two.
The manual locking bar is placed with inside the rectangular through slot side, the vertical thick bar one of opposite side is faced the wall and meditated provided with cunning
Groove, chute is interior to be provided with slide bar moving up and down, and the fixation of the manual locking bar is realized using slide bar insertion chute.
The holding screw is a kind of screw for specializing in fixed member relative position, and the positioning round bar is the thick of length
Alignment pin.
The rail surface that the ladder is provided with is provided with anti-slip veins.
The caulking groove upper end corresponds to the side wall length and corresponding flat frame of paralell when the paralell closes with outer ladder
The sidewall end of side is removed, and in H-shaped, the end portable propelling component of facing the wall and meditating removed moves up and down.
The multifunctional ladder made using technical scheme, not only can realize ladder length by inside and outside ladder
Stretching, realize that the stable of ladder is placed by inside and outside ladder, the paralell being additionally provided with can allow worker safer, more comfortably
Operation, the instrument cases being provided with, instrument can be taken at any time with the worker of convenient working.
Brief description of the drawings
Fig. 1 is the overall structure diagram of multifunctional ladder of the present invention；
Fig. 2 is locking apparatus structural representation of the present invention；
Fig. 3 is paralell planar structure schematic diagram of the present invention；
Fig. 4 is positioning round bar positional structure schematic diagram of the present invention；
Fig. 5 is bolt fastening structure schematic diagram of the present invention；
Fig. 6 is card column positional structure schematic diagram of the present invention；
Fig. 7 is circular arc bolt positional structure schematic diagram of the present invention；
Fig. 8 is slide bar position structural representation of the present invention；
In figure, 1, paralell；2nd, outer ladder；3rd, interior ladder；4th, vertical thick bar one；5th, vertical thick bar two；6th, cross bar one；7、
Cross bar two；8th, it is flexibly connected；9th, fixing bearing；10th, circular shaft；11st, axle sleeve；12nd, locking apparatus；13rd, fixed seat；14th, screw；
15th, annular groove；16th, holding screw；17th, card column；18th, neck；19th, fastened layer；20th, slide rail；21st, slide；22nd, activity group
Part；23rd, positioning round orifice；24th, through hole；25th, round bar is positioned；26th, caulking groove；27th, rectangular through slot；28th, arc-shaped slot pass；29th, circular arc
Shape bolt；30th, manual locking bar；31st, small tool box；32nd, rectangle port；33rd, block；34th, bolt connection；35th, tapped through hole；
36th, nut；37th, chute；38th, slide bar.
Embodiment
The present invention is specifically described below in conjunction with the accompanying drawings, as shown in figures 1-8, a kind of dual-gripper of multifunction retractable
Ladder, including ladder and paralell 1, the ladder is divided into outer ladder 2 and interior ladder 3 and the outer ladder 2 and the interior ladder
It is more with being respectively equipped with the middle part of vertical thick bar 25 by the vertical thick bar 1 in both sides, vertical thick bar 25 and vertical thick bar 1 respectively
Root cross bar 1 and cross bar 27 form, and the outer upper end of ladder 2 is flexibly connected 8 with described one end of paralell 1, the flexible connection
8 be to be connected by being separately positioned between the mutual one group of fixing bearing 9 corresponded on inwall of the vertical thick bar 1, fixing bearing 9
Circular shaft 10 and the axle sleeve 11 that is provided with of circular shaft 10 form, the axle sleeve 11 is fixedly connected with described one end of paralell 1, the circle
Multiple locking apparatus 12 are provided between axle 10 and the axle sleeve 11, the locking apparatus 12 is by being arranged on the outer wall of axle sleeve 11
Fixed seat 13, the circle that is provided with of the fixed seat position of screw 14 corresponding with the screw 14, the circular shaft 10 that are provided with the axle sleeve 11
Annular through groove 15 and the holding screw 16 inserted by screw 14 in annular groove 15 form, and the lower end of paralell 1 is corresponding
The position of the cross bar 1 when the outer ladder 2 closes with the paralell 1 is provided with more card columns 17, the correspondence of cross bar 1
The position of card column 17 is provided with neck 18 when the outer ladder 2 closes with the paralell 1, and the inner chamber of neck 18 scribbles one layer
Fastened layer 19, slide rail 20 is had along its length on the two side of paralell 1, is cased with sliding respectively on the slide rail 20
Seat 21, the outer wall of slide 21 is connected by vertical thick bar 25 of the movable component 22 respectively with the interior both sides of ladder 3, described
Equidistant at the both sides of the edge of paralell 1 to be provided with multiple positioning round orifice 23, it is straight that the side of slide 21 corresponds to the positioning round orifice 23
Connect size and be provided with through hole 24, the slide 21 is realized by insertion setting circle bar 25 in the through hole 24 and the positioning round orifice 23
The fixed position on the slide rail 20, the two of the interior ladder 3 is corresponded on the vertical outer wall of thick bar 1 in both sides of the outer ladder 2
The vertical thick bar 25 in side is provided with the caulking groove 26 along the vertical length direction of thick bar 1, and the outer ladder 2 closes with the paralell 1
The interior ladder 3 is embedded in the caulking groove 26 during conjunction, and the vertical bottom of thick bar 1 is faced the wall and meditated upper edge close to the side of caulking groove 26
Its width has rectangular through slot 27 and the vertical inner chamber of thick bar 1 corresponds to the position of rectangular through slot 27 and set respectively
There is arc-shaped slot pass 28, the arc-shaped slot pass 28 surrounds the caulking groove 26 and both ends and institute along the width of caulking groove 26
State rectangular through slot 27 to connect, circular arc bolt 29 is provided with the arc-shaped slot pass 28, the one end of circular arc bolt 29 connects
It is connected to manual locking bar 30 and the manual locking bar 30 is stretched out by the rectangular through slot 27, the outer side wall of ladder 2 is provided with small
Type instrument cases 31, various small appliances are placed with the small tool box 31；The fastened layer 19 is made of soft rubber, institute
State card column 17 to insert in the neck 18, soft rubber can be very good to make card column be fitted close with neck；The paralell 1 is right
The position upper end of cross bar 1 is provided with rectangle port 32, convenient use person when answering the outer ladder 2 and the interior ladder 3 closure
Pin is placed；The slide rail 20 is respectively equipped with block 33 close to described interior one end of ladder 3, prevents the slide 21 from the interior ladder
Come off on 3, the block 33 is bolted 34 with the interior outer wall of ladder 3；The bolt connection 34 is described by being opened in
Block 33 and the tapped through hole 34 of the tail end correspondence position of paralell 1, the bolt 35 and bolt of the insertion of the upper end of tapped through hole 34
The nut 36 that 35 lower ends are connected by tapped through hole 34 forms；The cross bar 1 that the outer ladder 2 is provided with is to away from the manhole ladder
The side of frame 3 is offset, and the corresponding position of cross bar 1 of the cross bar 27 that the interior ladder 3 is provided with is to away from the outer ladder 2 one
Side is offset, and when the interior ladder 3 is embedded in the caulking groove 26 on the outer ladder 2, the cross bar 1 and the cross bar 27 are mutual
New pedal is formed close to contact；The manual locking bar 30 is placed with inside the side of rectangular through slot 27, opposite side erects
Straight thick bar 1, which is faced the wall and meditated, is provided with chute 37, and slide bar 38 moving up and down is provided with chute 37, and chute 37 is inserted using slide bar 38
Realize the fixation of the manual locking bar 30；The holding screw 16 is a kind of screw for specializing in fixed member relative position, institute
It is long thick alignment pin to state positioning round bar 25；The rail surface that the ladder is provided with is provided with anti-slip veins；On the caulking groove 26
End corresponds to the side wall length of paralell 1 when the paralell 1 closes with outer ladder 2 and the sidewall end of corresponding flat frame side is gone
Fall, in H-shaped, the end portable propelling component 22 of facing the wall and meditating removed moves up and down.
The features of the present invention is that a kind of dual-gripper ladder of multifunction retractable, including ladder and paralell, ladder are divided into
Outer ladder and interior ladder and outer ladder and interior ladder be respectively by the vertical thick bar one in both sides, vertical thick bar two and vertical thick bar one with
The more cross bars one and cross bar two that the vertical middle part of thick bar two is respectively equipped with form, and outer ladder upper end connects with the activity of paralell one end
Connect, flexible connection is mutually to correspond to one group on inwall between fixing bearing, fixing bearing by being separately positioned on vertical thick bar one
The axle sleeve composition that the circular shaft and circular shaft of connection are provided with, axle sleeve are fixedly connected with paralell one end, are provided between circular shaft and axle sleeve
Multiple locking apparatus, locking apparatus are by being arranged on the screw, the circular shaft that are provided with the fixed seat, fixed seat and axle sleeve of axle sleeve outer wall
The annular groove and be made up of the holding screw in screw insertion annular groove that corresponding screwhole position is provided with, under paralell
The position of cross bar one when the corresponding outer ladder in end closes with paralell is provided with more card columns, and the corresponding outside staircase frame of cross bar one closes with paralell
Card column position is provided with neck during conjunction, and neck inner chamber scribbles one layer of fastened layer, opened respectively along its length on paralell two side
There is slide rail, be cased with slide on slide rail respectively, slide outer wall is connected by vertical thick bar two of the movable component respectively with interior ladder both sides
Connect, it is equidistant at paralell both sides of the edge to be provided with multiple positioning round orifice, slide side correspond to the direct size of positioning round orifice be provided with it is logical
Hole, slide realize that fixed position, the both sides of outer ladder are vertical on slide rail by inserting setting circle bar in through hole and positioning round orifice
On the outer wall of thick bar one it is corresponding in the vertical thick bar two in both sides of ladder be provided with caulking groove along the vertical length direction of thick bar one, outer ladder with
When paralell closes in interior ladder insertion caulking groove, the vertical bottom of thick bar one close to caulking groove side face the wall and meditate on distinguish along its width
It is provided with rectangular through slot and the inner chamber of vertical thick bar one corresponds to rectangular through slot position and is respectively equipped with arc-shaped slot pass, arc-shaped slot pass is along embedding
Well width direction surrounds caulking groove and both ends connect with rectangular through slot, and circular arc bolt, circular arc lock are provided with arc-shaped slot pass
Bar one end is connected with manual locking bar and manual locking bar is stretched out by rectangular through slot, and outer ladder side wall is provided with small tool box,
Various small appliances are placed with small tool box, the stretching of ladder length can be not only realized by inside and outside ladder, by inside and outside
Ladder realizes the stable placement of ladder, and the paralell being additionally provided with can allow worker safer, more comfortable operation, the instrument being provided with
Box, instrument can be taken at any time with the worker of convenient working.
In the present invention, ladder is divided into outer ladder and interior ladder, outer ladder side wall be provided with caulking groove and interior ladder can in caulking groove,
Ladder can move along caulking groove length direction in simultaneously.The vertical inwall of thick bar one in outer ladder upper end both sides is provided with one group of fixing bearing,
Circular shaft is connected between fixing bearing, axle sleeve is cased with circular shaft, axle sleeve is fixedly connected with paralell one end.Circular shaft and axle sleeve it
Between be provided with locking apparatus, by holding screw come the connection of control platform frame and outer ladder.It is provided with and slides at paralell both sides of the edge
Rail, slide rail are provided with slide, and slide side wall is connected by movable component with the vertical thick bar two of interior ladder upper end both sides, in slide rail
End is provided with block, block and paralell bolt connection, for preventing slide from being come off from slide rail.Paralell both sides of the edge surface
Equidistant to be provided with multiple positioning round orifice, slide corresponds to positioning round orifice and is provided with through hole, and slide passes through in through hole and insertion positioning round orifice
Positioning round bar realize the side position of paralell two fixation.Paralell corresponds to the upper end of cross bar one and is provided with rectangle port, conveniently makes
User's pin is placed.The position of cross bar one when paralell and outer ladder close is corresponded in paralell lower surface and is provided with card column, on cross bar one
Corresponding be provided with neck and neck is provided with fastened layer, when paralell and outer ladder closure, in card column insertion neck, then passes through
Fastened layer can realize appropriate fixation.In outer ladder both sides, vertical thick bar lower end edge thick bar width is provided with rectangular through slot,
Inner chamber is provided with arc-shaped slot pass and arc-shaped slot pass connects with rectangular through slot and surrounds caulking groove in a lateral direction.Lead in circular arc
Circular arc bolt is provided with inside groove, bolt one end is connected with manual locking bar.Manual locking bar is placed with inside rectangular through slot one end,
Other end groove upper end both sides and thick bar surface are provided with chute, and slide bar is provided with chute.Chute realization pair can be inserted by slide bar
The fixation of manual locking bar position, so as to fixed outer ladder and interior ladder.
In the present invention, locking apparatus is by being arranged on the spiral shell being provided with the fixed seat, fixed seat and axle sleeve of axle sleeve outer wall
The holding screw that hole, circular shaft correspond to the screwhole position annular groove being provided with and inserted by screw in annular groove forms,
By holding screw come being flexibly connected between control platform frame and outer ladder.
In the present invention, the vertical thick bar two in both sides of ladder is provided with being corresponded on the vertical outer wall of thick bar one in the both sides of outer ladder
Along the caulking groove of the vertical length direction of thick bar one, outer ladder is when being closed with paralell in interior ladder insertion caulking groove, and vertical thick bar is once
Portion close to caulking groove side face the wall and meditate on have rectangular through slot along its width and the inner chamber of vertical thick bar one corresponds to rectangular through slot
Position is respectively equipped with arc-shaped slot pass, and arc-shaped slot pass surrounds caulking groove along caulking groove width and both ends connect with rectangular through slot
It is logical, circular arc bolt is provided with arc-shaped slot pass, circular arc bolt one end is connected with manual locking bar and manual locking bar passes through square
Shape groove stretches out, and can be pinned outer ladder and interior ladder by circular arc bolt, while interior ladder can be upper and lower by caulking groove
It is mobile.
Above-mentioned technical proposal only embodies the optimal technical scheme of technical solution of the present invention, those skilled in the art
Some variations that some of which part may be made are embodied the present invention principle, belong to protection scope of the present invention it
It is interior.
Claims (10)
1. a kind of dual-gripper ladder of multifunction retractable, including ladder and paralell (1), it is characterised in that the ladder point
It is by the vertical thick bar one (4) in both sides respectively, erects for outer ladder (2) and interior ladder (3) and the outer ladder (2) and the interior ladder
Straight thick bar two (5) and vertical thick bar one (4) and more cross bars one (6) being respectively equipped with the middle part of vertical thick bar two (5) and cross bar two
(7) form, outer ladder (2) upper end is flexibly connected (8) with the paralell (1) one end, and be flexibly connected (8) are by dividing
The mutual one group of fixing bearing (9) corresponded on inwall of the vertical thick bar one (4) is not arranged on, fixing bearing connects between (9)
Circular shaft (10) and axle sleeve (11) composition that is provided with of circular shaft (10), the axle sleeve (11) fixes with the paralell (1) one end
Connection, is provided with multiple locking apparatus (12) between the circular shaft (10) and the axle sleeve (11), the locking apparatus (12) be by
It is arranged on the fixed seat (13) of the axle sleeve (11) outer wall, fixed seat and the screw (14), described being provided with the axle sleeve (11)
The annular groove (15) and annular groove (15) is inserted by screw (14) that corresponding screw (14) position of circular shaft (10) is provided with
Interior holding screw (16) composition, when paralell (1) lower end corresponds to the outer ladder (2) with the paralell (1) closure
The cross bar one (6) position be provided with more card columns (17), the corresponding outer ladder (2) of the cross bar one (6) and the platform
Card column (17) position is provided with neck (18) when frame (1) closes, and neck (18) inner chamber scribbles one layer of fastened layer (19), institute
State and have slide rail (20) on paralell (1) two side along its length, slide is cased with respectively on the slide rail (20)
(21), slide (21) outer wall is connected by vertical thick bar two (5) of the movable component (22) respectively with interior ladder (3) both sides
Connect, it is equidistant at paralell (1) both sides of the edge to be provided with multiple positioning round orifice (23), described in slide (21) side is corresponding
Positioning round orifice (23) directly size is provided with through hole (24), and the slide (21) passes through the through hole (24) and the positioning round orifice
(23) insertion setting circle bar (25) realizes that fixed position, the both sides of the outer ladder (2) are thick vertically on the slide rail (20) in
The vertical thick bar two (5) in both sides that the interior ladder (3) is corresponded on bar one (4) outer wall is provided with along described vertical thick bar one (4) length
The caulking groove (26) in direction, the outer ladder (2) interior ladder (3) embedded caulking groove when being closed with the paralell (1)
(26) in, vertical thick bar one (4) bottom close to the caulking groove (26) side face the wall and meditate on along its width have square
Shape groove (27) and described vertical thick bar one (4) inner chamber corresponds to the rectangular through slot (27) position and is respectively equipped with arc-shaped slot pass
(28), the arc-shaped slot pass (28) along the caulking groove (26) width surrounds the caulking groove (26) and both ends and the square
Shape groove (27) is connected, and circular arc bolt (29), described circular arc bolt (29) one end are provided with the arc-shaped slot pass (28)
Portion is connected with manual locking bar (30) and the manual locking bar (30) is stretched out by the rectangular through slot (27), the outer ladder (2)
Side wall is provided with small tool box (31), and various small appliances are placed with the small tool box (31).
A kind of 2. dual-gripper ladder of multifunction retractable according to claim 1, it is characterised in that the fastened layer
(19) it is made of soft rubber, the card column (17) is inserted in the neck (18), and soft rubber can be very good to make card column
It is fitted close with neck.
A kind of 3. dual-gripper ladder of multifunction retractable according to claim 1, it is characterised in that the paralell
(1) (6) position upper end of cross bar one is provided with rectangle port when the corresponding outer ladder (2) and the interior ladder (3) close
(32), convenient use person's pin is placed.
A kind of 4. dual-gripper ladder of multifunction retractable according to claim 1, it is characterised in that the slide rail (20)
Block (33) is respectively equipped with close to described interior ladder (3) one end, prevents the slide (21) from being come off from the interior ladder (3),
The block (33) is bolted (34) with interior ladder (3) outer wall.
A kind of 5. dual-gripper ladder of multifunction retractable according to claim 4, it is characterised in that the bolt connection
(34) it is tapped through hole (34), tapped through hole by being opened in the block (33) and the paralell (1) tail end correspondence position
(34) nut (36) that the bolt (35) of upper end insertion and bolt (35) lower end are connected by tapped through hole (34) forms.
A kind of 6. dual-gripper ladder of multifunction retractable according to claim 1, it is characterised in that the outer ladder
(2) cross bar one (6) being provided with is offset to away from interior ladder (3) side, the cross bar two that the interior ladder (3) is provided with
(7) corresponding described (6) position of cross bar one is offset to away from outer ladder (2) side, when the interior ladder (3) is embedded described outer
During caulking groove (26) on ladder (2), the cross bar one (6) to form new pedal with close to each other contact of the cross bar two (7).
A kind of 7. dual-gripper ladder of multifunction retractable according to claim 1, it is characterised in that the rectangular through slot
(27) the manual locking bar (30) is placed with inside side, the vertical thick bar one (4) of opposite side, which is faced the wall and meditated, is provided with chute (37), sliding
Slide bar moving up and down (38) is provided with groove (37), chute (37) is inserted using slide bar (38) and realizes the manual locking bar (30)
Fixation.
A kind of 8. dual-gripper ladder of multifunction retractable according to claim 1, it is characterised in that the holding screw
(16) it is a kind of screw for specializing in fixed member relative position, the positioning round bar (25) is long thick alignment pin.
9. the dual-gripper ladder of a kind of multifunction retractable according to claim 1, it is characterised in that set on the ladder
Some rail surfaces are provided with anti-slip veins.
A kind of 10. dual-gripper ladder of multifunction retractable according to claim 1, it is characterised in that the caulking groove
(26) upper end corresponds to the side wall length of paralell (1) and corresponding flat frame side when the paralell (1) closes with outer ladder (2)
Sidewall end remove, in H-shaped, end portable propelling component (22) of facing the wall and meditating removed moves up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710914995.6A CN107620563A (en) | 2017-09-30 | 2017-09-30 | A kind of dual-gripper ladder of multifunction retractable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710914995.6A CN107620563A (en) | 2017-09-30 | 2017-09-30 | A kind of dual-gripper ladder of multifunction retractable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107620563A true CN107620563A (en) | 2018-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710914995.6A Pending CN107620563A (en) | 2017-09-30 | 2017-09-30 | A kind of dual-gripper ladder of multifunction retractable |
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| CN (1) | CN107620563A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112443268A (en) * | 2020-09-11 | 2021-03-05 | 权太秀 | Rescue ladder equipment with movable floor outside |
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| CN102317563A (en) * | 2009-02-11 | 2012-01-11 | 智能水平公司 | Apparatus, such as a ladder, comprising extendable legs |
| US20150060200A1 (en) * | 2013-09-03 | 2015-03-05 | Robert Horton SHANKS | Ladder lift |
| CN205977074U (en) * | 2016-08-18 | 2017-02-22 | 国网湖南省电力公司带电作业中心 | Scalable insulating ladder |
| CN206397423U (en) * | 2016-12-08 | 2017-08-11 | 张红春 | A kind of Novel files manage step ladder safety aid |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112443268A (en) * | 2020-09-11 | 2021-03-05 | 权太秀 | Rescue ladder equipment with movable floor outside |
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