CN206376729U - The telescopic double ladder of handrail - Google Patents
The telescopic double ladder of handrail Download PDFInfo
- Publication number
- CN206376729U CN206376729U CN201720047428.0U CN201720047428U CN206376729U CN 206376729 U CN206376729 U CN 206376729U CN 201720047428 U CN201720047428 U CN 201720047428U CN 206376729 U CN206376729 U CN 206376729U
- Authority
- CN
- China
- Prior art keywords
- ladder
- pedal
- hinged
- pipe
- handrail
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of telescopic double ladder of handrail, the both sides of the lower pedal assembly (8) are hinged with left linkages (7), left linkages (7) upper end correspondence is hinged on pedal assembly (5) both sides and is hinged with the left and right back link (6) being connected with entablature (15), arm assembly (3) includes handrail tube (1) and left and right expansion link (2), left and right expansion link (2) is telescopically disposed in the left and right front ladder pipe (12) of preceding ladder (10), the bottom correspondence of left and right expansion link (2) is fixed with guiding connector (18), it is correspondingly provided with left and right front ladder pipe (12) and the interval corresponding spacing edge-cut (19) of guiding connector (18) up and down motion, behind left and right left and right trace (9) is hinged with ladder pipe (16), the spacing edge-cut (19) of the other end of left and right trace (9) through left and right front ladder pipe (12) is connected with guiding connector (18).Using after this structure, having the advantages that simple and reasonable, easy for operation, handrail automatic telescopic, safe and reliable, bearing capacity are good.
Description
Technical field
The utility model is related to a kind of ascending tool, handrail auto-extending when particularly one kind is opened and used, folds folding
When the double ladder that is retracted automatically of handrail.
Background technology
Include front ladder pipe, rear terraced pipe, pedal, ladder step using more Foldable '*' shape ladder at present, rear ladder pipe is by being hinged
Seat is hinged on front ladder pipe, and ladder step is uniformly fixed on front ladder pipe, and pedal is hinged on front ladder pipe and positioned at the top of ladder step, is stepped on
The opposite side of plate is buckled on the entablature of rear terraced pipe, and front ladder pipe and rear terraced pipe take certain angle apart when using, when not in use before
Ladder pipe and rear ladder pipe are mutually folded；It is safe and reliable during in order to ensure to work on pedal, fixed in the front ladder tube top portion of double ladder
There is arm assembly.But have the following disadvantages in use：One is due to that front ladder pipe fixes arm assembly, causes to fold
Ladder is highly greatly increased during collection, not only increases packed and transported volume and expense, and also increase the difficulty for carrying and collecting
Degree.Two be the opening of existing Foldable '*' shape ladder or to fold be to rotate upper pedal by using hand, and upper pedal drivening rod is grasped
Make, this mode active force that folds is than larger, and some ladders are difficult to be opened and folded because manufacture craft is coarse, can only
Terraced pipe mode, opens or folds inconvenience after directly being pulled open with hand or pressing.Three be that terraced step width degree is narrow, and unreasonable structure is held
Loading capability is poor, and center of gravity is difficult to grasp when upper descending stair is walked or worked in ladder step, and standing is not sufficiently stable.Four be that pedal structure does not conform to
Reason, low intensity, poor rigidity are easily deformed.Therefore, many manufacturers and knowledgeable people have carried out R and D, but
So far comparatively ideal product not yet emerges.
The content of the invention
To overcome the above mentioned problem that existing Foldable '*' shape ladder is present, the purpose of this utility model is to provide a kind of structure letter
The good telescopic double ladder of handrail of single reasonable, easy for operation, handrail automatic telescopic, safe and reliable, bearing capacity.
The utility model solves the technical scheme that its technical problem is used, and it is total that it includes preceding ladder, rear ladder, handrail
Into, pedal assembly up and down, before rear ladder correspondence is hinged on ladder, the pedal shaft corresponding with ladder step is fixed with preceding ladder
Lower and upper cross-member is fixed with behind pin, the left and right of rear ladder between terraced pipe, the front end correspondence of the pedal assembly up and down is hinged on pedal
On pivot pin, the rear end of upper pedal assembly is ridden upon on entablature, and the both sides correspondence of lower pedal assembly is hinged with left linkages, left and right
Small end correspondence is hinged on pedal assembly both sides and while is hinged with the left and right back link being connected with entablature, arm assembly
The left and right expansion link fixed including handrail tube and with handrail tube two ends, a left side for ladder before left and right expansion link is telescopically disposed in
In right front ladder pipe, the bottom correspondence of left and right expansion link, which is fixed with guiding connector, left and right front ladder pipe, to be correspondingly provided with and the company of guiding
Fitting moves up and down interval corresponding spacing edge-cut, is hinged with left and right trace behind left and right on terraced pipe, left and right trace it is another
One end is connected through the spacing edge-cut of left and right front ladder pipe with guiding connector.
Further scheme of the present utility model, described upper pedal assembly includes front running board, bumper step, pedal stator,
The lower section of bumper step is provided with Button Block, and front running board is provided with the inserted sheet being engaged with Button Block, is inserted when front and rear pedal is mutually permanently connected
Piece eye-splice is in Button Block, and front and rear pedal upper surface constitutes anti-skidding slot and provided with tread plate, and pedal stator correspondence is fixedly connected
In the left and right sides of front and rear pedal.
Further scheme of the present utility model, described front and rear pedal is provided with correspondence on anti-skidding slot, anti-skidding slot and set
There is tread plate.
Spill reinforcement is correspondingly provided with further scheme of the present utility model, described front and rear ladder pipe, front and rear terraced pipe
Lateral surface is correspondingly provided with groove.
Further scheme of the present utility model, the bottom of the front and rear terraced pipe is fixed with anti-skidding footmuff.
After said structure, have the advantage that compared with the prior art and effect：One is due to arm assembly both sides
Left and right expansion link is movably arranged on the front ladder pipe of left and right, and the left and right expansion link of arm assembly stretches out left and right front ladder pipe during opening, receives
During conjunction in the left and right expansion link retraction left and right front ladder pipe of arm assembly, packed and transported small volume is safe and reliable, carries and receives
Hide convenient.Two, which be handrail tube, folds to lower stress or drives terraced pipe behind left and right to fold by left and right trace when stress is opened upwards
Or open, while the back link being connected with entablature drives upper pedal assembly, left linkages and lower pedal assembly to fold or open,
So as to complete folding or opening for ladder, fold and opening operation is simple, it is easy to use.Three be the improvement of upper pedal assembly, is entered
One step improves the rigidity and intensity of pedal, substantially increases bearing capacity and non-skid property.Four be the groove on front and rear terraced pipe
It can make to turn over the pedal pivot pin after rivet clasp is determined or fixed screw not expose terraced pipe surface, can prevent burr from hurting sb.'s feelings, spill is strengthened
The pedal pivot pin or fixed screw that muscle can make to turn over after riveting will not produce interference with guiding connector, and further improve terraced pipe
Rigidity and intensity.
Brief description of the drawings
Fig. 1 is dimensional structure diagram of the present utility model.
Fig. 2 is the dimensional structure diagram of the utility model front ladder pipe.
Fig. 3 is the decomposition texture schematic diagram of pedal assembly on the utility model.
Wherein 1 handrail tube, 2 expansion links, 3 arm assemblies, 4 hinges, pedal assembly on 5,6 back links, 7 connecting rods are stepped under 8
Plate assembly, 9 traces, ladder before 10,11 pedal pivot pins, 12 front ladder pipes, ladder, 14 pedal stators, 15 entablatures, 16 after 13
Trapezoidal socket, 17 sills, 18 guiding connectors, 19 spacing edge-cuts, 20 anti-skidding footmuffs, 21 spill reinforcements, 22 grooves, before 23
Pedal, 24 bumper steps, 25 tread plates, 26 anti-skidding slots, 27 inserted sheets, 28 Button Blocks.
Embodiment
It is a kind of specific embodiment of the telescopic double ladder of handrail of the utility model, it includes shown in Fig. 1 to Fig. 3
Preceding ladder 10, rear ladder 13, up and down arm assembly 3, pedal assembly 5,8, rear ladder 13 are hinged on preceding ladder by the correspondence of hinge 4
On 10, it is fixed with preceding ladder 10 fixed between terraced pipe 16 behind the pedal pivot pin 11 corresponding with terraced step, the left and right of rear ladder 13
Have a lower and upper cross-member 15,17, the front end correspondence of the pedal assembly 5,8 up and down is hinged on pedal pivot pin 11, lower pedal assembly 8 to
One step is set less, and this programme is three steps, and the rear end of upper pedal assembly 5 is ridden upon on entablature 15, the both sides pair of lower pedal assembly 8
Left linkages 7 should be hinged with, the upper end of left linkages 7 correspondence is hinged on the both sides of pedal assembly 5 and while is hinged with and entablature
The left and right back link 6 of 15 connections, makes back link 6, connecting rod 7 and the entablature 15 of pedal assembly 5,8 and rear ladder 13 is interlocked up and down,
Arm assembly 3 includes handrail tube 1 and the left and right expansion link 2 fixed with the two ends of handrail tube 1, and left and right expansion link 2 is telescopically set
Put in the left and right front ladder pipe 12 of preceding ladder 10, the bottom correspondence of left and right expansion link 2 is fixed with guiding connector 18, left and right front ladder
It is correspondingly provided with and is moved up and down interval corresponding spacing edge-cut 19 with guiding connector 18 on pipe 12, is hinged behind left and right on terraced pipe 16
There is left and right trace 9, the spacing edge-cut 19 of the other end through the left and right front ladder pipe 12 of left and right trace 9 connects with guiding connector 18
Connect, when guiding connector 18 is located at the lower extreme point of spacing edge-cut 19, ladder is folds collapse state, when guiding connector 18
Ladder is to open and use state when the upper extreme point of spacing edge-cut 19.In order to improve non-skid property, the front and rear terraced pipe 12,16
Bottom is fixed with anti-skidding footmuff 20.
In order to improve the rigidity and intensity and non-skid property of upper pedal assembly 5, described upper pedal assembly 5 includes former riding
Plate 23, bumper step 24, pedal stator 14, the lower section of bumper step 24 are provided with Button Block 28, and front running board 23 is provided with and the phase of Button Block 28
The inserted sheet 27 of cooperation, the eye-splice of inserted sheet 27 is in Button Block 28 when front and rear pedal 23,24 is mutually permanently connected, on front and rear pedal 23,24
Surface constitutes anti-skidding slot 26 and provided with tread plate 25, and the correspondence of pedal stator 14 is fixedly connected on a left side for front and rear pedal 23,24
Right both sides.Described front and rear pedal 23,24 is provided with anti-skidding slot 26, anti-skidding slot 26 and is correspondingly provided with tread plate 25.
For the mechanical performance of terraced pipe 12,16 before and after improving, front ladder pipe 12 is prevented with being interfered on guiding connector 18,
Spill reinforcement 21 is correspondingly provided with described front and rear terraced pipe 12,16, in order to prevent burr from hurting sb.'s feelings, outside front and rear terraced pipe 12,16
Side is correspondingly provided with groove 22.
Described above, simply one embodiment of the present utility model is not made any formal to the utility model
Limitation, on the basis of the technical solution of the utility model is not departed from, made simple modification, equivalent variations or modification fall
Enter protection domain of the present utility model.
Claims (5)
1. a kind of telescopic double ladder of handrail, including preceding ladder (10), rear ladder (13), arm assembly (3), up and down pedal it is total
Into (5,8), rear ladder (13) correspondence is hinged on preceding ladder (10), and the pedal corresponding with terraced step is fixed with preceding ladder (10)
Lower and upper cross-member (15,17) is fixed between ladder pipe (16) behind pivot pin (11), the left and right of rear ladder (13), it is characterized in that：On described
The front end correspondence of lower pedal assembly (5,8) is hinged on pedal pivot pin (11), and the rear end of upper pedal assembly (5) rides upon entablature
(15) on, the both sides correspondence of lower pedal assembly (8) is hinged with left linkages (7), and left linkages (7) upper end correspondence, which is hinged on, steps on
Plate assembly (5) both sides are simultaneously hinged with the left and right back link (6) being connected with entablature (15) simultaneously, and arm assembly (3) includes handrail
(1) and the left and right expansion link (2) fixed with handrail tube (1) two ends are managed, left and right expansion link (2) is telescopically disposed in preceding ladder
(10) in left and right front ladder pipe (12), the bottom correspondence of left and right expansion link (2) is fixed with guiding connector (18), left and right front ladder pipe
(12) ladder pipe (16) behind the spacing edge-cut (19) corresponding with guiding connector (18) up and down motion interval, left and right is correspondingly provided with
On be hinged with left and right trace (9), the other end of left and right trace (9) through left and right front ladder pipe (12) spacing edge-cut (19) with
Guiding connector (18) is connected.
2. the telescopic double ladder of handrail according to claim 1, it is characterized in that：Described upper pedal assembly (5) includes
Front running board (23), bumper step (24), pedal stator (14), the lower section of bumper step (24) are provided with Button Block (28), front running board (23)
Provided with the inserted sheet (27) being engaged with Button Block (28), inserted sheet (27) eye-splice exists when front and rear pedal (23,24) is mutually permanently connected
In Button Block (28), front and rear pedal (23,24) upper surface constitutes anti-skidding slot (26) and provided with tread plate (25), pedal stator
(14) correspondence is fixedly connected on the left and right sides of front and rear pedal (23,24).
3. the telescopic double ladder of handrail according to claim 2, it is characterized in that：On described front and rear pedal (23,24)
Provided with anti-skidding slot (26), tread plate (25) is correspondingly provided with anti-skidding slot (26).
4. the telescopic double ladder of handrail according to claim 1 or 2 or 3, it is characterized in that：Described front and rear ladder pipe (12,
16) spill reinforcement (21) is correspondingly provided with, the lateral surface of front and rear ladder pipe (12,16) is correspondingly provided with groove (22).
5. the telescopic double ladder of handrail according to claim 4, it is characterized in that：The bottom of ladder pipe (12,16) before and after described
Portion is fixed with anti-skidding footmuff (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720047428.0U CN206376729U (en) | 2017-01-16 | 2017-01-16 | The telescopic double ladder of handrail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720047428.0U CN206376729U (en) | 2017-01-16 | 2017-01-16 | The telescopic double ladder of handrail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206376729U true CN206376729U (en) | 2017-08-04 |
Family
ID=59405074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720047428.0U Expired - Fee Related CN206376729U (en) | 2017-01-16 | 2017-01-16 | The telescopic double ladder of handrail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206376729U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108678653A (en) * | 2018-07-26 | 2018-10-19 | 浙江奥鹏工贸有限公司 | Folding ladder with hat rack |
| CN108825114A (en) * | 2018-07-26 | 2018-11-16 | 浙江奥鹏工贸有限公司 | Multi-functional high-intensitive folding household ladder |
| CN108952545A (en) * | 2018-07-26 | 2018-12-07 | 浙江奥鹏工贸有限公司 | The folding ladder of novel belt instrument cases |
| CN109025782A (en) * | 2018-07-26 | 2018-12-18 | 浙江奥鹏工贸有限公司 | Multi-functional folding ladder with hat rack |
| CN109057694A (en) * | 2018-07-26 | 2018-12-21 | 浙江奥鹏工贸有限公司 | Folding ladder |
| CN109162631A (en) * | 2018-09-10 | 2019-01-08 | 浙江奥鹏工贸有限公司 | Multi-functional high-intensitive folding household ladder |
| CN109403845A (en) * | 2018-09-25 | 2019-03-01 | 刘振功 | The interior decoration ladder of ascending a height having a safety feature |
-
2017
- 2017-01-16 CN CN201720047428.0U patent/CN206376729U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108678653A (en) * | 2018-07-26 | 2018-10-19 | 浙江奥鹏工贸有限公司 | Folding ladder with hat rack |
| CN108825114A (en) * | 2018-07-26 | 2018-11-16 | 浙江奥鹏工贸有限公司 | Multi-functional high-intensitive folding household ladder |
| CN108952545A (en) * | 2018-07-26 | 2018-12-07 | 浙江奥鹏工贸有限公司 | The folding ladder of novel belt instrument cases |
| CN109025782A (en) * | 2018-07-26 | 2018-12-18 | 浙江奥鹏工贸有限公司 | Multi-functional folding ladder with hat rack |
| CN109057694A (en) * | 2018-07-26 | 2018-12-21 | 浙江奥鹏工贸有限公司 | Folding ladder |
| CN109162631A (en) * | 2018-09-10 | 2019-01-08 | 浙江奥鹏工贸有限公司 | Multi-functional high-intensitive folding household ladder |
| CN109403845A (en) * | 2018-09-25 | 2019-03-01 | 刘振功 | The interior decoration ladder of ascending a height having a safety feature |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170804 Termination date: 20220116 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |