CN207177715U - A kind of ladder - Google Patents
A kind of ladder Download PDFInfo
- Publication number
- CN207177715U CN207177715U CN201721132012.5U CN201721132012U CN207177715U CN 207177715 U CN207177715 U CN 207177715U CN 201721132012 U CN201721132012 U CN 201721132012U CN 207177715 U CN207177715 U CN 207177715U
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- CN
- China
- Prior art keywords
- supporting leg
- ladder
- hinged
- bars
- ladder bars
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- 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.)
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Abstract
The utility model belongs to burnisher technical field, more particularly to a kind of ladder, including ladder bars and be installed between ladder bars multiple mark time, supporting leg is provided with the outside of the ladder bars, supporting leg upper end is hinged with the ladder bars, and lower pull bar is provided between supporting leg and ladder bars, and lower pull bar one end is hinged with supporting leg, the lower pull bar other end is be hinged to be provided with sliding block, and the guide rail coordinated with the sliding block is fixedly installed in the ladder bars；Moved by sliding block on guide rail, supporting leg is relatively rotated with ladder bars, realize supporting leg stretching, extension/folding；The purpose of this utility model is to provide that bottom supporting is firm, ladder foldable and that be moved easily transport.
Description
Technical field
The utility model belongs to life field of tool, more particularly to a kind of ladder.
Background technology
Ladder is the climbing tools commonly used in people's life, common are vertical ladder, double ladder, hanging ladder etc. currently on the market.
In most cases, ladder can meet the use demand of user, but in some cases, such as the use field that height is higher
The bottom situation unstable with ground supports occurs in institute, or the field of employment of the person's of needing to use frequent movement, conventional ladder,
Bring potential safety hazard.
The content of the invention
The defects of in order to overcome in the prior art, the purpose of this utility model be to provide a kind of bottom supporting firmly, can
Fold and be moved easily the ladder of transport.
What the purpose of this utility model was realized in：
A kind of ladder, including ladder bars and be installed between ladder bars it is multiple mark time, be provided with support on the outside of the ladder bars
Leg, supporting leg upper end are hinged with the ladder bars, and lower pull bar is provided between supporting leg and ladder bars, lower pull bar one end and support
Leg is hinged, and the lower pull bar other end is be hinged to be provided with sliding block, and the guide rail coordinated with the sliding block is fixedly installed in the ladder bars；It is logical
Cross sliding block to move on guide rail, supporting leg is relatively rotated with ladder bars, realize supporting leg stretching, extension/folding.
The hinged seat being hinged with supporting leg is provided with the ladder bars, supporting leg is that face contacts with face with hinged seat, is supported
The contact surface of leg and hinged seat is mutually twisted, and supporting leg is detachably set with hinged seat.
The supporting leg and hinged seat are provided with the nut coordinated with bolt, supporting leg is stretched by bolted splice on bolt
During exhibition/folding, regulating bolt/nut realizes that supporting leg is separated with being engaged with hinged seat.
The supporting leg is provided with compression spring with hinged seat hinged place, and compression spring both ends push against supporting leg and ladder respectively
Bar.
Resettlement groove is provided with the supporting leg, when supporting leg folds, the lower pull bar is located in resettlement groove.
Vehicle wheel component is provided with the supporting leg, vehicle wheel component is higher than ladder bars bottom surface when ladder uses.
The supporting leg lower end is be hinged to be provided with non-slip feet.
The anti-skidding foot bottom is made up of some intersections, and anti-skidding foot bottom is provided with anti-skid bulge.
The ladder is moving herringbone ladder, and folding pull-up is provided between two ladder bars of the same side of marking time
Bar.
The upper connecting rod is M types.
The utility model is prominent and beneficial compared with prior art to be had the technical effect that：
1st, supporting leg is provided with the outside of ladder bars described in the utility model, supporting leg upper end is hinged with the ladder bars, ladder
In use, supporting leg is stretched to ladder both sides, and supporting leg lower end contacts with ground, supporting leg increases the support of ladder
Face, improves the stability of ladder, and lower pull bar is provided between supporting leg and ladder bars, and lower pull bar, supporting leg and ladder bars form triangle
Shape structure, the stability of supporting leg installation is improved, described lower pull bar one end is hinged with supporting leg, and the lower pull bar other end is be hinged to be set
There is sliding block, the guide rail coordinated with the sliding block is fixedly installed in the ladder bars, the structure is moved on guide rail by sliding block, made
Supporting leg relatively rotates with ladder bars, realizes supporting leg stretching, extension/folding, facilitates the storage of ladder.
2nd, be provided with the hinged seat being hinged with supporting leg in ladder bars described in the utility model, supporting leg and hinged seat be face with
Face is contacted, and the contact surface of supporting leg and hinged seat is mutually twisted, and the be hinged face being mutually twisted ensure that supporting leg with hinged seat not
Easily relatively rotate, facilitate ladder to store, and the contact surface being engaged can improve the structural strength of articulated position, improve ladder
Service life, the supporting leg and hinged seat be provided with the nut coordinated with bolt by bolted splice on bolt, bolt
Setting facilitates supporting leg stretching, extension/folding, avoids supporting leg with hinged seat because be hinged face is engaged and can not folded, and this practicality is new
The structure coordinated in type using bolts and nuts, long-term use of ladder can be avoided to cause supporting leg to be ground with hinged seat articulated position
Damage loosens；The supporting leg is provided with compression spring with hinged seat hinged place, and compression spring both ends push against supporting leg and ladder respectively
Bar, when user's stretching, extension/folding supporting legs, loose bolts, compression spring separates supporting leg with hinged seat, convenient use person
Supporting leg is stretched/folded.
3rd, resettlement groove is provided with supporting leg described in the utility model, when supporting leg folds completely, the lower pull bar exists
Between supporting leg and ladder bars, and lower pull bar is located in resettlement groove, on the premise of support leg structure intensity is not influenceed, reduces support
Floor space after leg contraction, convenient storage.
4th, vehicle wheel component is provided with supporting leg described in the utility model, vehicle wheel component is higher than ladder bars bottom when ladder uses
Face, vehicle wheel component do not influence the normal use of ladder, and after ladder collapses, wheel contacts with ground, and user can pass through push/pull
Mode move ladder, and the ladder of the structure can be used as stroller transport article；The supporting leg lower end is be hinged be provided with it is anti-
Shoes, anti-skidding foot bottom are made up of some intersections, and anti-skidding foot bottom is provided with anti-skid bulge, and the setting of non-slip feet can increase
Big ladder and the friction on ground, prevent ladder from being slided with respect to ground, and the be hinged non-slip feet set is adapted to the ground of out-of-flatness
Face, it is user-friendly.
Brief description of the drawings
Fig. 1 is explosive view of the present utility model；
Fig. 2 is structural representation of the present utility model；
Fig. 3 is the enlarged drawing at A in the utility model Fig. 2；
Fig. 4 is the sectional view of the utility model supporting leg and hinged seat attachment structure；
Fig. 5 is the structural representation of the utility model supporting leg.
Label implication in figure：
1- ladder bars；2- marks time；3- supporting legs；4- vehicle wheel components；5- non-slip feets；Pull bar under 6-；
7- sliding blocks；8- guide rails；9- upper connecting rods；10- bolts；11- compression springs；12- nuts；
13- hinged seats；31- spacing holes；32- resettlement grooves.
Embodiment
The utility model is further described with specific embodiment below in conjunction with the accompanying drawings：
Referring to shown in Fig. 1 to Fig. 5, a kind of ladder, including ladder bars 1 and be installed between ladder bars 1 it is multiple mark time 2, institute
It can be that single ladder or double ladder, the present embodiment elect double ladder as to state ladder, two ladder bars 1 positioned at 2 the same sides of marking time
Between be provided with folding upper connecting rod 9, the upper connecting rod 9 of stretching, extension and two ladder bars 1 form triangular structures, are advantageous to strengthen people
The stability of word ladder, the upper connecting rod 9 are preferably arranged to M types, and the outside of ladder bars 1 is provided with supporting leg 3, the supporting leg
3 upper ends are provided with jointed shaft, and the upper end of supporting leg 3 is be hinged with ladder bars 1, ladder in use, supporting leg 3 is stretched to ladder both sides,
And the lower end of supporting leg 3 contacts with ground, the setting of supporting leg 3 increases the supporting surface of ladder, improves the stability of ladder；
Lower pull bar 6 is provided between the supporting leg 3 and ladder bars 1, when supporting leg 3 stretches, lower pull bar 6, supporting leg 3 and ladder
Bar 1 forms triangular structure, improves the stability that supporting leg 3 is installed, lower one end of pull bar 6 is be hinged with supporting leg 3, and lower pull bar 6 is another
One end is be hinged to be provided with sliding block 7, and the guide rail 8 coordinated with the sliding block 7, the preferably folding of supporting leg 3 are fixedly installed in the ladder bars 1
Sliding block 7 be located at the upper end of guide rail 8 when folded, sliding block 7 along guide rail 8 move downward when, supporting leg 3 gradually trails, sliding block 7 and guide rail 8
Setting, facilitate supporting leg 3 to be relatively rotated with lower pull bar 6, and then supporting leg 3 is relatively rotated with ladder bars 1, realize supporting leg 3
Stretching, extension/folding, facilitate the storage of ladder, ladder in use, supporting leg 3 is in the fully extended state, preferably descend pull bar 6 perpendicular to
Ladder bars 1, it can be obtained according to triangle tangent formula, now supporting leg 3 and the angle of ladder bars 1 reach maximum, and supporting leg 3 will not be because
Stress continues to think that ladder both sides are stretched, and ladder structure is most stable.
The hinged seat 13 being hinged with supporting leg 3 is provided with the ladder bars 1, supporting leg 3 is that face connects with face with hinged seat 13
Touch, the contact surface of supporting leg 3 and hinged seat 13 is mutually twisted, and supporting leg 3 freely turns during the structure avoids carrying/use
It is dynamic, user's carrying/use is influenceed, and the structure being mutually twisted is advantageous to improve the structural strength of articulated position, improves ladder
Service life；The supporting leg 3 is be hinged by bolt 10 with hinged seat 13, and the spiral shell coordinated with bolt 10 is provided with bolt 10
Mother 12, the setting of bolt 10 is easy to supporting leg 3 to be relatively rotated with hinged seat 13, avoids supporting leg 3 with hinged seat 13 because contacting
Face is engaged and can not folded, and in support feet stretching, extension/folding process, first adjusts the knot nut 12 of bolt 10/ to make supporting leg 3 with being hinged
The be hinged face separation of seat 13, then adjust supporting leg 3 and stretch, avoid supporting leg 3 from mutually being rubbed with the articulated position of hinged seat 13,
Be advantageous to extend the service life of ladder；
The supporting leg 3 is provided with compression spring 11 with the hinged place of hinged seat 13, and the both ends of compression spring 11 push against branch respectively
Support leg 3 and ladder bars 1, the spacing hole 31 of fixed compression spring 11, the limit are set preferably between supporting leg 3 and hinged seat 13
Position hole 31 can be arranged on supporting leg 3 or hinged seat 13, can also be coaxial spacing with being set on hinged seat 13 in supporting leg 3
Hole 31, preferred bolt 10 pass through from compression spring 11, when user's stretching, extension/folding supporting legs 3, the nut of loose bolts 10/
12, compression spring 11 separates supporting leg 3 with hinged seat 13, and supporting leg 3 is stretched/folded by convenient use person.
It is provided with resettlement groove 32 in the supporting leg 3, in the folding process of supporting leg 3, the lower pull bar 6 is be hinged with sliding block 7
One end be flipped up, angle is gradually reduced between lower pull bar 6 and supporting leg 3, when supporting leg 3 fold complete when, lower 6, pull bar
In mounting groove, the setting of mounting groove can be on the premise of the structural strength of supporting leg 3 not be influenceed, after reducing the contraction of supporting leg 3
Floor space, convenient storage.
Vehicle wheel component 4 is provided with the supporting leg 3, is preferably provided at the bottom of supporting leg 3, vehicle wheel component when ladder uses
4 are higher than the bottom surface of ladder bars 1, and vehicle wheel component 4 does not influence the normal use of ladder, ladder collapses rear-inclined or horizontal positioned, wheel with
Ground contacts, and user can move ladder by way of push/pull, convenient and strength-saving, and the ladder of the structure can be used as and push away
Car transports article；The lower end of supporting leg 3 is be hinged to be provided with non-slip feet 5, and the setting of non-slip feet 5 can increase ladder and ground
Friction, prevent ladder from being slided with respect to ground, the bottom of non-slip feet 5 is made up of some intersections, and due to non-slip feet 5 and supporting leg 3
It is be hinged to set, ladder in the case of the out-of-flatness of ground in use, non-slip feet 5 remains face with ground contacts, the bottom of non-slip feet 5
Portion is provided with anti-skid bulge, strengthens the skidproof effect of non-slip feet 5, is user-friendly.
Above-described embodiment is only preferred embodiment of the present utility model, not limits protection model of the present utility model according to this
Enclose, therefore：All equivalence changes done according to structure of the present utility model, shape, principle, all should be covered by protection of the present utility model
Within the scope of.
Claims (10)
1. a kind of ladder, including ladder bars (1) and be installed between ladder bars (1) multiple mark time (2), it is characterised in that：It is described
Supporting leg (3) is provided with the outside of ladder bars (1), supporting leg (3) upper end is be hinged with the ladder bars (1), and supporting leg (3) and ladder bars
(1) lower pull bar (6) is provided between, lower pull bar (6) one end is be hinged with supporting leg (3), and lower pull bar (6) other end is be hinged to be provided with
Sliding block (7), the guide rail (8) coordinated with the sliding block (7) is fixedly installed on the ladder bars (1)；By sliding block (7) in guide rail
(8) moved on, supporting leg (3) is relatively rotated with ladder bars (1), realize supporting leg (3) stretching, extension/folding.
2. ladder according to claim 1, it is characterised in that：It is provided with what is be hinged with supporting leg (3) on the ladder bars (1)
Hinged seat (13), and supporting leg (3) is detachably set with hinged seat (13), supporting leg (3) is that face connects with face with hinged seat (13)
Touch, the contact surface of supporting leg (3) and hinged seat (13) is mutually twisted.
3. ladder according to claim 2, it is characterised in that：The supporting leg (3) passes through bolt with hinged seat (13)
(10) it is hinged, the nut (12) coordinated with bolt (10) is provided with bolt (10), during supporting leg (3) stretching, extension/folding, adjusts spiral shell
Bolt (10)/nut (12) realizes that supporting leg (3) is separated with being engaged with hinged seat (13).
4. the ladder according to Claims 2 or 3, it is characterised in that：The supporting leg (3) sets with hinged seat (13) hinged place
Compression spring (11) is equipped with, compression spring (11) both ends push against supporting leg (3) and ladder bars (1) respectively.
5. according to the ladder described in claim 1 or 2 or 3, it is characterised in that：Resettlement groove is provided with the supporting leg (3)
(32) when, supporting leg (3) folds, the lower pull bar (6) is located in resettlement groove (32).
6. ladder according to claim 1, it is characterised in that：Vehicle wheel component (4) is provided with the supporting leg (3), ladder
Vehicle wheel component (4) is higher than ladder bars (1) bottom surface when son uses.
7. ladder according to claim 1, it is characterised in that：Supporting leg (3) lower end is be hinged to be provided with non-slip feet
(5)。
8. ladder according to claim 7, it is characterised in that：Non-slip feet (5) bottom is made up of some intersections, and
Non-slip feet (5) bottom is provided with anti-skid bulge.
9. ladder according to claim 1, it is characterised in that：The ladder is moving herringbone ladder, and positioned at marking time, (2) are same
Folding upper connecting rod (9) is provided between two ladder bars (1) of side.
10. ladder according to claim 9, it is characterised in that：The upper connecting rod (9) is M types.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721132012.5U CN207177715U (en) | 2017-09-05 | 2017-09-05 | A kind of ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721132012.5U CN207177715U (en) | 2017-09-05 | 2017-09-05 | A kind of ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207177715U true CN207177715U (en) | 2018-04-03 |
Family
ID=61742663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721132012.5U Active CN207177715U (en) | 2017-09-05 | 2017-09-05 | A kind of ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207177715U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109479747A (en) * | 2019-01-08 | 2019-03-19 | 天津庆泉宠物用品股份有限公司 | A kind of multifunctional assembled cat climbing frame |
| GB2591489A (en) * | 2020-01-30 | 2021-08-04 | Brunon Golabek Maciej | A ladder device |
-
2017
- 2017-09-05 CN CN201721132012.5U patent/CN207177715U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109479747A (en) * | 2019-01-08 | 2019-03-19 | 天津庆泉宠物用品股份有限公司 | A kind of multifunctional assembled cat climbing frame |
| GB2591489A (en) * | 2020-01-30 | 2021-08-04 | Brunon Golabek Maciej | A ladder device |
| GB2591489B (en) * | 2020-01-30 | 2022-08-10 | Brunon Golabek Maciej | A ladder device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |