CN206016660U - A kind of folding ladder - Google Patents
A kind of folding ladder Download PDFInfo
- Publication number
- CN206016660U CN206016660U CN201620867770.0U CN201620867770U CN206016660U CN 206016660 U CN206016660 U CN 206016660U CN 201620867770 U CN201620867770 U CN 201620867770U CN 206016660 U CN206016660 U CN 206016660U
- Authority
- CN
- China
- Prior art keywords
- girder
- outer tube
- interior bar
- folding ladder
- hinged
- 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 folding ladder, including girder, support beam, gripper shoe, connecting rod and mobile device, the back side of girder is provided with cavity, vertically alternate between two girders it is provided with some stepped stems, the two ends of stepped stem are connected with two girders respectively, the bottom in two girder fronts is provided with mobile device, and the both sides of gripper shoe one end are hinged with the back side at the top of two girders respectively, and the both sides of the bottom surface of the gripper shoe other end are provided with supported hole；Support beam includes outer tube and interior bar, the inwall of outer tube is provided with internal thread, one end of interior bar is provided with external screw thread, it is connected with external pipe thread in one end insertion outer tube of interior bar, outer tube and interior bar are locked by locking nut, the other end of interior bar is hinged with one end of connecting rod, and the other end of connecting rod is hinged with the inwall of girder cavity, and support beam and connecting rod can be contained in the cavity of girder.The utility model takes up room little, solves the mobile problem of folding ladder, easy to use.
Description
Technical field
The utility model belongs to technical field of living goods, more particularly to a kind of folding ladder.
Background technology
Ladder is very important small stores, is widely used in daily life and the activity of various industries, ladder
Simple structure, easy to use, a lot of families are required for using in finishing, maintenance etc..Existing ladder general structure is fixed,
Take up room big, using inconvenience.
Patent No. CN201520407983.0 discloses a kind of multifunction insulating formula folding ladder, including two cleat stanchions and setting
Some pedals between cleat stanchion, cleat stanchion and pedal are insulating materials, and the cleat stanchion is divided into upper, middle and lower segment, upper ladder
Post and lower cleat stanchion are isometric, and middle cleat stanchion is connected by knuckle lock with upper cleat stanchion, lower cleat stanchion, and upper cleat stanchion is provided with support bar, support
Bar one end is hinged on cleat stanchion, and the other end is provided with the groove I that Open Side Down, and lower cleat stanchion is correspondingly arranged buckle, in the middle part of middle cleat stanchion
Groove II is provided with, arc fixture above groove II, is provided with, rotating shaft in groove II, is provided with, rotating shaft is fixed on by arc fixture
In groove II, rotating shaft two ends are provided with rocking arm.This folding ladder uprightly can be used, and also can be folded into double ladder use, as herringbone
When ladder is used, middle cleat stanchion arranges rotating shaft, can be used as folding and unfolding electric wire, but volume after folding is still than larger, and when ladder will be from one
When individual place moves to another place use, need ladder is moved to place to use, inconvenient operation manually.
Utility model content
The purpose of this utility model is that and overcomes the deficiencies in the prior art, there is provided a kind of folding ladder, the utility model
The folding functional of ladder is achieved, is taken up room little, and solve the mobile problem of folding ladder, easy to use.
To achieve these goals, the utility model provides a kind of folding ladder, including girder, support beam, gripper shoe, company
Bar and mobile device, the back side of the girder are provided with cavity, vertically alternate between girder described in two be provided with some stepped stems,
The two ends of the stepped stem are connected with girder described in two respectively, and the bottom in girder front described in two is provided with the mobile dress
Put, the both sides of described gripper shoe one end are hinged with the back side at the top of girder described in two respectively, the bottom of the gripper shoe other end
The both sides in face are provided with supported hole；The support beam includes that outer tube and interior bar, the inwall of the outer tube are provided with internal thread, institute
The one end for stating interior bar is provided with external screw thread, and one end of the interior bar is inserted and is connected with the external pipe thread in the outer tube, described
Outer tube and interior bar are locked by locking nut, and the other end of the interior bar is hinged with one end of the connecting rod, the connecting rod
The other end is hinged with the inwall of the girder cavity, and the support beam and connecting rod can be contained in the cavity of the girder；Institute
Stating mobile device includes left support abutment, right support abutment, rotating shaft, hinged seat and ball, the two ends of the rotating shaft respectively with the left support abutment
Connection is rotated with right support abutment, and the hinged seat is vertical with the rotating shaft to be connected, and semi-spherical grooves is provided with the hinged seat, described
Ball is installed in the semi-spherical grooves of the hinged seat, and the ball can 360 ° of rotations in the semi-spherical grooves.
Further, external diameter of the aperture of the supported hole more than the outer tube.
Further, the locking nut circumference is provided with flat breach.
Further, the folding ladder also includes that spanner, the spanner engage the flat breach of the locking nut.
Further, the rotation centerline of the rotating shaft is more than the rotation of the rotating shaft to the distance of the outer dead centre of the ball
Turn center line to the distance of the bottom surface of the girder.
Further, the support beam also includes intervalve, the intervalve insert in the outer tube and with the outer tube
Threaded connection, one end of the interior bar are inserted in the intervalve and are threadedly coupled with the intervalve, the outer tube with described
Intervalve is locked by locking nut one, and the intervalve is locked by locking nut two with the interior bar.
The beneficial effects of the utility model：
1st, the utility model support beam includes outer tube and interior bar, is connected in interior bar insertion outer tube and with external pipe thread, passes through
Adjustment interior bar relative to external pipe thread screwing length, to adjust the length of support beam, at the same the interior bar of support beam by connecting rod with
Girder is hinged, and to achieve folding functional of the support beam relative to girder, and support beam and connecting rod is accommodated in master completely
In the cavity of beam, so as to substantially reduce the area occupied of folding ladder, easy to use, while also allowing for carrying after folding.
2nd, after folding ladder of the present utility model is strutted, the gripper shoe that girder top is hinged, by the outer tube top of support beam
Firmly the supported hole of gripper shoe bottom, realizes the support function of gripper shoe, while adjusting support beam by interior bar relative to outer tube
Length, to adjust gripper shoe to horizontality, realizes the locking work(of outer tube and interior bar by locking nut after adjusting gripper shoe
Can, stability of strutting system is substantially increased, while can be with instrument during placement operation by gripper shoe, it is also possible to which people stands or sits
Operate on the supporting plate, substantially increase operating efficiency, the operation for giving people brings great convenience.
3rd, the utility model realizes the locomotive function of folding ladder by mobile device, without the need for manually by folding ladder from a ground
Point moves another place, significantly reduces the labour intensity of people.When needing to move folding ladder, make hinged seat relative to
Axis of rotation and, now ball contact ground parallel with girder, the bottom surface of girder departs from ground, realizes folding ladder by ball
Locomotive function；When folding ladder need not be moved, make hinged seat not parallel with girder relative to axis of rotation, now ball without
Method touches ground, and the bottom surface contact ground of girder will pass through folding ladder and start to operate, and mobile device of the present utility model is used
Quite flexible is convenient.
Description of the drawings
In order to be illustrated more clearly that the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or accompanying drawing to be used is briefly described needed for description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, in the premise for not paying creative work
Under, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Structural representations of the Fig. 1 for the utility model embodiment.
Fig. 2 is the structural representation after the folding of the utility model embodiment.
Rearviews of the Fig. 3 for Fig. 2.
Right views of the Fig. 4 for Fig. 2.
Structural representations of the Fig. 5 for the mobile device of the utility model embodiment.
Top views of the Fig. 6 for Fig. 5.
Left views of the Fig. 7 for Fig. 5.
Above-mentioned reference：
1 girder, 2 gripper shoes, 3 outer tubes, 4 interior bars, 5 connecting rods, 6 mobile devices, 7 locking nuts, 8 stepped stems,
6-1 right support abutments, 6-2 rotating shafts, 6-3 hinged seats, 6-4 balls, 6-5 left support abutments.
Specific embodiment
Below in conjunction with the accompanying drawings utility model is further illustrated, but is not limited to scope of the present utility model.
Embodiment one
As shown in Fig. 1～7, a kind of folding ladder that the utility model is provided, including girder 1, support beam, gripper shoe 2, connecting rod
5 and mobile device 6, the back side of the girder 1 is provided with cavity, vertically alternate between girder 1 described in two is provided with some ladders
Bar 8, the two ends of the stepped stem 8 are connected with girder described in two 1 respectively, and described in two, the bottom in 1 front of girder is respectively provided with
Mobile device 6 is stated, the both sides of 2 one end of the gripper shoe are hinged with the back side at the top of girder described in two 1 respectively, the gripper shoe
The both sides of the bottom surface of 2 other ends are provided with supported hole；The support beam includes outer tube 3 and interior bar 4, the inwall of the outer tube 3
Be provided with internal thread, one end of the interior bar 4 is provided with external screw thread, one end of the interior bar 4 insert in the outer tube 3 with described
Outer tube 3 is threadedly coupled, and the outer tube 3 and interior bar 4 are locked by locking nut 7, the other end of the interior bar 4 and the connecting rod 5
One end be hinged, the other end of the connecting rod 5 is hinged with the inwall of 1 cavity of the girder, 5 energy of the support beam and connecting rod
It is contained in the cavity of the girder 1；The mobile device 6 includes left support abutment 6-5, right support abutment 6-1, rotating shaft 6-2, hinged seat 6-
The two ends of 3 and ball 6-4, the rotating shaft 6-2 are rotated with the left support abutment 6-5 and right support abutment 6-1 respectively and are connected, the hinged seat
6-3 is vertical with the rotating shaft 6-2 to be connected, and is provided with semi-spherical grooves on the hinged seat 6-3, and the ball 46- is installed on described
In the semi-spherical grooves of hinged seat 6-3, and the ball 6-4 can 360 ° of rotations in the semi-spherical grooves.
External diameter of the aperture of the supported hole of the present utility model more than the outer tube 3.
7 circumference of the locking nut of the present utility model is provided with flat breach.The folding ladder of the present utility model is also wrapped
Spanner is included, the spanner engages the flat breach of the locking nut 7.By hand-held spanner so as to block the flat of locking nut 7 and lack
With rotation lock nut 7, mouth realizes that locking nut 7 is locked and loosens function.
The rotation centerline of the rotating shaft 6-2 of the present utility model is more than institute to the distance of the outer dead centre of the ball 6-4
State the distance of the rotation centerline of rotating shaft 6-2 to the bottom surface of the girder 1.
The utility model support beam includes outer tube 3 and interior bar 4, is threadedly coupled in the insertion of interior bar 4 outer tube 3 and with outer tube 3, leads to
Adjustment interior bar 4 is crossed relative to 3 length of thread engagement of outer tube, to adjust the length of support beam, while the interior bar 4 of support beam is by connecting
Bar 5 is hinged with girder 1, to achieve folding functional of the support beam relative to girder 1, and will be complete to support beam and connecting rod 5
It is accommodated in the cavity of girder 1, so as to substantially reduce the area occupied of folding ladder, easy to use, while also allowing for after folding
Carry.
After folding ladder of the present utility model is strutted, the gripper shoe 2 that 1 top of girder is hinged is pushed up by the outer tube 3 of support beam
Firmly the supported hole of 2 bottom of gripper shoe, realizes the support function of gripper shoe 2, while being supported relative to the adjustment of outer tube 3 by interior bar 4
The length of beam, to adjust gripper shoe 2 to horizontality, realizes outer tube 3 and interior bar 4 by locking nut 7 after adjusting gripper shoe 2
Locking function, substantially increase stability of strutting system, while can be with instrument during placement operation by gripper shoe 2, it is also possible to
People stands or is sitting in gripper shoe 2 and operates, and substantially increases operating efficiency, and the operation for giving people brings great convenience.
The utility model realizes the locomotive function of folding ladder by mobile device 6, without the need for manually by folding ladder from a ground
Point moves another place, significantly reduces the labour intensity of people.When needing to move folding ladder, hinged seat 6-3 phases are made
For rotating shaft 6-2 is rotated and parallel with girder 1, and the rotation centerline of rotating shaft 6-2 is more than to the distance of the outer dead centre of ball 6-4
Distance of the rotation centerline of rotating shaft 6-2 to the bottom surface of girder 1, so as to ball 6-4 contacts ground, the bottom surface of girder 1 departs from ground
Face, the locomotive function that folding ladder is realized by ball 6-4；When folding ladder need not be moved, hinged seat 6-3 is made relative to rotating shaft
6-2 is rotated and not parallel with girder 1, and now ball 6-4 cannot touch ground, the bottom surface contact ground of girder 1, just can pass through
Folding ladder starts to operate, and mobile device of the present utility model 6 is convenient using quite flexible.
Embodiment two
On the basis of embodiment one, the support beam of the present utility model also includes intervalve, the intervalve insertion
Be threadedly coupled in the outer tube 3 and with the outer tube 3, one end of the interior bar 4 insert in the intervalve and with the centre
Pipe screw thread connects, and the outer tube 3 is locked by locking nut one with the intervalve, and the intervalve is passed through with the interior bar 4
Locking nut two is locked, so as to pass through adjust intervalve relative to outer tube 3 length of thread engagement and interior bar 4 relative to intervalve
Length of thread engagement, to adjust the length of support beam, easy to adjust.
General principle of the present utility model, principal character and advantage of the present utility model has been shown and described above.One's own profession
The technical staff of industry it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Principle of the present utility model is described simply, on the premise of without departing from the utility model spirit and scope, the utility model can also
There are various changes and modifications, these changes and improvements are both fallen within the range of claimed the utility model.The utility model will
Protection domain is asked to be defined by appending claims and its equivalent.
Claims (6)
1. a kind of folding ladder, it is characterised in that：Including girder, support beam, gripper shoe, connecting rod and mobile device, the girder
The back side is provided with cavity, vertically alternate between girder described in two be provided with some stepped stems, the two ends of the stepped stem respectively with
Described in two, girder is connected, and the bottom in girder front described in two is provided with the mobile device, and the two of described gripper shoe one end
Side is hinged with the back side at the top of girder described in two respectively, and the both sides of the bottom surface of the gripper shoe other end are provided with support
Hole；
The support beam includes that outer tube and interior bar, the inwall of the outer tube are provided with internal thread, and one end of the interior bar is provided with
External screw thread, one end of the interior bar are inserted and are connected with the external pipe thread in the outer tube, and the outer tube and interior bar are by locking
Nut check, the other end of the interior bar are hinged with one end of the connecting rod, and the other end of the connecting rod is empty with the girder
The inwall in chamber is hinged, and the support beam and connecting rod can be contained in the cavity of the girder；
The mobile device includes left support abutment, right support abutment, rotating shaft, hinged seat and ball, the two ends of the rotating shaft respectively with described
Left support abutment and right support abutment rotate connection, and the hinged seat is vertical with the rotating shaft to be connected, and is provided with hemispherical on the hinged seat
Groove, the ball are installed in the semi-spherical grooves of the hinged seat, and the ball can 360 ° of rotations in the semi-spherical grooves.
2. a kind of folding ladder according to claim 1, it is characterised in that the aperture of the supported hole is more than the outer tube
External diameter.
3. a kind of folding ladder according to claim 1, it is characterised in that the locking nut circumference is provided with flat breach.
4. a kind of folding ladder according to claim 3, it is characterised in that the folding ladder also includes spanner, the spanner
Engage the flat breach of the locking nut.
5. a kind of folding ladder according to claim 1, it is characterised in that the rotation centerline of the rotating shaft is to the ball
Outer dead centre distance more than the rotating shaft rotation centerline to the bottom surface of the girder distance.
6. a kind of folding ladder according to claim 1, it is characterised in that the support beam also includes intervalve, described in
Between pipe insert in the outer tube and be connected with the external pipe thread, one end of the interior bar insert the intervalve interior and with described
Intervalve is threadedly coupled, and the outer tube is locked by locking nut one with the intervalve, and the intervalve is logical with the interior bar
Cross locking nut two to lock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620867770.0U CN206016660U (en) | 2016-08-11 | 2016-08-11 | A kind of folding ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620867770.0U CN206016660U (en) | 2016-08-11 | 2016-08-11 | A kind of folding ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206016660U true CN206016660U (en) | 2017-03-15 |
Family
ID=58248569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620867770.0U Expired - Fee Related CN206016660U (en) | 2016-08-11 | 2016-08-11 | A kind of folding ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206016660U (en) |
-
2016
- 2016-08-11 CN CN201620867770.0U patent/CN206016660U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170315 Termination date: 20180811 |