CN207406268U - Ladder Zang Lun mechanisms - Google Patents
Ladder Zang Lun mechanisms Download PDFInfo
- Publication number
- CN207406268U CN207406268U CN201721498053.6U CN201721498053U CN207406268U CN 207406268 U CN207406268 U CN 207406268U CN 201721498053 U CN201721498053 U CN 201721498053U CN 207406268 U CN207406268 U CN 207406268U
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- CN
- China
- Prior art keywords
- ladder
- castor assembly
- zang
- castor
- footmuff
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Abstract
The utility model is related to a kind of ladder Zang Lun mechanisms, it includes ladder, ladder foot is equipped with footmuff, the footmuff is equipped with Zang Lun mechanisms, Zang Lun mechanisms include castor assembly, liner, drive the telescopic transmission device of castor assembly stretching motion and to castor assembly state into line-locked locking device, castor assembly, telescopic transmission device and locking device are arranged on interior lining, castor assembly is sequentially connected with telescopic transmission device, footmuff corresponds to castor assembly equipped with relief hole, castor assembly is stretched out through relief hole outside footmuff, castor assembly corresponds to locking device equipped with locking bit.When such ladder is stretched out with the castor assemblies of Zang Lun mechanisms outside footmuff, the locking bit cooperation of locking device and castor assembly so that castor assembly stabilization facilitates user to move ladder in the state of stretching；When the locking bit of locking device and castor assembly separates, castor assembly is resetted under telescopic transmission device effect and is retracted in footmuff, and the appearance and use to ladder do not impact.
Description
Technical field
The utility model is related to a kind of ladders of foot wheel, particularly a kind of ladder Zang Lun mechanisms.
Background technology
At present on the market using multifunctional ladder, the footmuff of few belt wheel groups, the universal volume of multifunctional ladder is big, heavy, moves
Dynamic inconvenience；And the footmuff of part belt wheel group, no matter ladder is in use state or idle state, and wheel group exposes ladder always
Outside, space waste is caused to a certain extent, moreover, influencing the aesthetics of product.
Utility model content
The purpose of this utility model is to provide a kind of ladder Zang Lun mechanisms simple and reasonable for structure, easy to operate, with
Overcome the deficiencies in the prior art；The mechanism is mounted on ladder, when castor is stretched out outside ladder, convenient for the movement of ladder；In the spare time
It puts when not used, wheel assembly can be hidden, reduce space hold, ladder is enable to be under lock and key.
What the purpose of this utility model was realized in：
A kind of ladder Zang Lun mechanisms, including ladder, ladder foot is equipped with footmuff, it is characterised in that：It is set on the footmuff
You Zanglun mechanisms, Zang Lun mechanisms include castor assembly, liner, drive castor assembly stretching motion telescopic transmission device and to foot
Wheel assembly state is arranged on interior lining, castor into line-locked locking device, castor assembly, telescopic transmission device and locking device
Component is sequentially connected with telescopic transmission device, and footmuff corresponds to castor assembly equipped with relief hole, and castor assembly stretches out foot through relief hole
Set is outer, and castor assembly corresponds to locking device equipped with locking bit, and locking device coordinates or separates with locking bit.
The purpose of this utility model can also use following technical measures to solve：
As a kind of more specific scheme, the telescopic transmission device includes flexible guide rod and flexible resetting spring, stretches
Contracting guide rod is connected longitudinally through liner with castor assembly, and the guide rod that stretches is equipped with blocking portion, and flexible resetting spring is set in
Flexible guide rod is outer and is crimped between blocking portion and liner.Flexible resetting spring causes flexible guide rod has up to move
Trend, i.e., so that castor assembly have up movement retraction footmuff in collection movement tendency.
The liner top corresponds to flexible guide rod and is equipped with the first pilot hole, and guide rod lower end of stretching passes through the first pilot hole
It is connected with castor assembly, guide rod upper end of stretching is stretched out outside footmuff；The first cushion cap is equipped in first pilot hole, stretches and is oriented to
Bar upper end is equipped with the blocking portion, and flexible resetting spring is set in outside flexible guide rod and is crimped on the first cushion cap and blocking portion
Between.
The liner bottom is equipped with guide groove, and castor assembly slides up and down cooperation with guide groove.
The flexible guide rod upper end is equipped with button.By lower button, the guide rod that stretches releases castor outside footmuff.
The castor assembly includes castor and wheel carrier, and castor is rotatably assorted with wheel carrier, and guide rod lower end of stretching connects with wheel carrier
It connects.
The locking device includes locking pin, Lock spring and push button, and locking pin is horizontally through liner, and locking pin is externally provided with
Bulge loop, Lock spring are set in outside locking pin and are crimped between bulge loop and liner；The push button is connected with locking pin one end,
The locking pin other end is directed toward the locking bit of castor assembly, and the locking bit is lock hole, and lock hole is arranged on wheel carrier towards locking
The one side of pin.Locking pin has the trend toward the movement of wheel carrier direction under the action of Lock spring.
The liner corresponds to locking pin and is transversely provided with the second pilot hole, is equipped with the second cushion cap in the second pilot hole, locks bullet
Spring is crimped between bulge loop and the second cushion cap.
The ladder foot is equipped with the foot tube laterally set, and foot tube both ends are equipped with footmuff.
Hollow inner cavity is equipped in the foot tube, liner and castor assembly are set in the lumen, and foot tube surface corresponds to respectively
The relief hole of footmuff, the first pilot hole and push button are equipped with opening, outer jack and window.Push button stretches to window, by promoting push button
Locking pin can be controlled, realize castor assembly unlock.
The beneficial effects of the utility model are as follows：
（1）When such ladder is stretched out with the castor assembly of Zang Lun mechanisms outside footmuff, the locking of locking device and castor assembly
Position cooperation so that castor assembly stabilization stretch out state, facilitate user move ladder；When the locking of locking device and castor assembly
When position separates, castor assembly is resetted under telescopic transmission device effect and is retracted in footmuff, appearance to ladder and using not making
Into influence；
（2）Such ladder, when castor stretches out, can so that ladder push-and-pull is light with after Zang Lun mechanisms and the cooperation of ladder foot
Just, when ladder needs to collect or climbing is in use, can collect castor, reduction space hold, while ladder is enable to be under lock and key.
Description of the drawings
Fig. 1 is one embodiment decomposition texture schematic diagram of the utility model.
Fig. 2 is the utility model ladder structure schematic diagram.
Fig. 3 stretches out state left view partial structural diagram for the utility model castor.
Fig. 4 is the A-A schematic cross-sectional views of Fig. 3.
Fig. 5 is the B-B schematic cross-sectional views of Fig. 4.
Fig. 6 is castor collecting state structure diagram in Fig. 3.
Fig. 7 is the C-C schematic cross-sectional views of Fig. 6.
Fig. 8 is the D-D schematic cross-sectional views of Fig. 7.
Fig. 9 is foot cover structure schematic diagram in the utility model.
Figure 10 is the utility model ladder left view structural representation.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and embodiments.
Referring to shown in Fig. 1 to Figure 10, a kind of ladder Zang Lun mechanisms, including ladder 7,7 foot of ladder is equipped with footmuff 1, institute
Footmuff 1 is stated equipped with Zang Lun mechanisms, Zang Lun mechanisms include castor assembly, liner 3, the flexible biography for driving castor assembly stretching motion
Move device and to castor assembly state into line-locked locking device, castor assembly, telescopic transmission device and locking device are set
On liner 3, castor assembly is sequentially connected with telescopic transmission device, and footmuff 1 corresponds to castor assembly and is equipped with relief hole 12, casters group
Part is stretched out through relief hole 12 outside footmuff 1, and castor assembly corresponds to locking device equipped with locking bit, locking device and locking bit cooperation or
It separates.
The telescopic transmission device includes flexible guide rod 4 and flexible resetting spring 42, and the guide rod 4 that stretches is longitudinally through interior
Lining 3 be connected with castor assembly, and the guide rod 4 that stretches is equipped with blocking portion, the resetting spring 42 that stretches is set in outside flexible guide rod 4,
And it is crimped between blocking portion and liner 3.
3 top of liner corresponds to flexible guide rod 4 and is equipped with the first pilot hole 31, and 4 lower end of guide rod of stretching passes through first
Pilot hole 31 is connected with castor assembly, and 4 upper end of guide rod of stretching is stretched out outside footmuff 1；First is equipped in first pilot hole 31
Cushion cap, 4 upper end of guide rod of stretching are equipped with the blocking portion, and flexible resetting spring 42 is set in outside flexible guide rod 4 and is crimped on
Between first cushion cap and blocking portion.
3 bottom of liner is equipped with guide groove 32, and castor assembly slides up and down cooperation with guide groove 32.
4 upper end of flexible guide rod is equipped with button 41.41 lower end of button forms the blocking portion.
The castor assembly includes castor 5 and wheel carrier 51, and castor 5 is rotatably assorted with wheel carrier 51, stretch 4 lower end of guide rod and
Wheel carrier 51 connects.51 top of wheel carrier is equipped with spliced eye, and spliced eye lower end is equipped with card slot 52, and flexible 4 lower end of guide rod corresponds to card slot
The first groove is equipped at 52, flexible 4 lower end of guide rod is stretched to through spliced eye at card slot 52, and clamp spring is then inserted into card slot（Figure
Not shown in）, clamp spring and the first groove coordinate, you can realize the connection of flexible guide rod 4 and wheel carrier 51.
The locking device includes locking pin 2, Lock spring 22 and push button 23, and locking pin 2 is horizontally through liner 3, locks
Pin 2 is externally provided with bulge loop 21, and Lock spring 22 is set in outside locking pin 2 and is crimped between bulge loop 21 and liner 3；The push button
23 are connected with 2 one end of locking pin, and 2 other end of locking pin is directed toward the locking bit of 5 component of castor, and the locking bit is lock hole 53,
Lock hole 53 is arranged on wheel carrier 51 towards the one side of locking pin 2.The connection of the push button 23 and locking pin 2 can refer to above-mentioned flexible
The connection mode of guide rod 4 and wheel carrier 51.
The liner 3 corresponds to locking pin 2 and is transversely provided with the second pilot hole 33, and the second cushion cap is equipped in the second pilot hole 33,
Lock spring 22 is crimped between 21 and second cushion cap of bulge loop.
7 foot of ladder is equipped with the foot tube 6 laterally set, and 6 both ends of foot tube are equipped with footmuff 1.6 bottom of foot tube passes through glue
Pad card muscle and rubber cushion card slot are connected with antiskid rubber 12, as shown in Figure 9.
Hollow inner cavity 61 is equipped in the foot tube 6, liner 3 and 5 component of castor are arranged in inner cavity 61,6 surface of foot tube
The relief hole 12, the first pilot hole 31 and push button 23 for corresponding to footmuff 1 respectively are equipped with opening 63, outer jack 62 and window 64.It is described
Relief hole 12 is communicated with opening 63, and castor 5 is stretched out through opening 63 and relief hole 12 outside footmuff 1 successively.
The ladder 7 is multifunctional ladder, including two telescopic columns 71 in left and right, is connected between two telescopic columns 71
Step on roller 72.71 lower end of telescopic column is connected with foot tube 6.
The foot tube 6 is section bar, and 61 end face of inner cavity is trapezoidal, and increase inner space causes castor assembly intrinsic energy in foot tube
It is interior, and trapezoidal foot tube lower part is wider, is consolidated than general rectangular tube.
Its operation principle is：Referring to Fig. 3 to Fig. 5, state is stretched out for castor 5, button 41 is pressed, and stretch resetting spring 42
It is compressed, locking pin 2 is inserted into the lock hole 53 of wheel carrier 51.Along along Fig. 4 T arrow directions promote push button 23 so that locking pin 2 from
The lock hole 53 of wheel carrier 51 is opened, flexible resetting spring 42 recovers deformation automatically and flicks, and stretch guide rod 4, button 41 and castor
Component rises under the effect of flexible resetting spring 42, and is retracted in footmuff 1 and foot tube 6, that is, realizes the collection of castor 5, see Fig. 6 extremely
Shown in Fig. 8.Shown in Figure 10, when castor 5 stretches out, ladder 7 is swung in certain angular range along its arrow direction, also
Ladder can be achieved and carry out light push-and-pull by castor.
Claims (10)
1. a kind of ladder Zang Lun mechanisms, including ladder（7）, ladder（7）Foot is equipped with footmuff（1）, it is characterised in that：The foot
Set（1）Zang Lun mechanisms are equipped with, Zang Lun mechanisms include castor assembly, liner（3）, drive castor assembly stretching motion flexible biography
Move device and to castor assembly state into line-locked locking device, castor assembly, telescopic transmission device and locking device are set
In liner（3）On, castor assembly is sequentially connected with telescopic transmission device, footmuff（1）Corresponding castor assembly is equipped with relief hole（12）,
Castor assembly is through relief hole（12）Stretch out footmuff（1）Outside, castor assembly corresponds to locking device equipped with locking bit, locking device and lock
Location fit separates.
2. ladder Zang Lun mechanisms according to claim 1, it is characterised in that：The telescopic transmission device includes flexible be oriented to
Bar（4）With flexible resetting spring（42）, stretch guide rod（4）Longitudinally through liner（3）It is connected with castor assembly, stretch guide rod
（4）Blocking portion is equipped with, stretch resetting spring（42）It is set in flexible guide rod（4）Outside and it is crimped on blocking portion and liner（3）
Between.
3. ladder Zang Lun mechanisms according to claim 2, it is characterised in that：The liner（3）Top corresponds to flexible be oriented to
Bar（4）Equipped with the first pilot hole（31）, stretch guide rod（4）Lower end passes through the first pilot hole（31）It is connected, stretches with castor assembly
Contracting guide rod（4）Footmuff is stretched out in upper end（1）Outside；First pilot hole（31）The first cushion cap is inside equipped with, stretch guide rod（4）On
End is equipped with the blocking portion, and stretch resetting spring（42）It is set in flexible guide rod（4）Outside and the first cushion cap is crimped on stopping
Between portion.
4. ladder Zang Lun mechanisms according to claim 2, it is characterised in that：The liner（3）Bottom is equipped with guide groove
（32）, castor assembly and guide groove（32）Slide up and down cooperation.
5. ladder Zang Lun mechanisms according to claim 2, it is characterised in that：The flexible guide rod（4）Upper end is equipped with and presses
Button（41）.
6. ladder Zang Lun mechanisms according to claim 1, it is characterised in that：The castor assembly includes castor（5）And wheel
Frame（51）, castor（5）With wheel carrier（51）It is rotatably assorted, stretch guide rod（4）Lower end and wheel carrier（51）Connection.
7. ladder Zang Lun mechanisms according to claim 6, it is characterised in that：The locking device includes locking pin（2）, lock
Determine spring（22）And push button（23）, locking pin（2）It is horizontally through liner（3）, locking pin（2）It is externally provided with bulge loop（21）, lock bullet
Spring（22）It is set in locking pin（2）Outside and it is crimped on bulge loop（21）With liner（3）Between；The push button（23）With locking pin（2）
One end connects, locking pin（2）The other end is directed toward castor（5）The locking bit of component, the locking bit are lock hole（53）, lock hole
（53）It is arranged on wheel carrier（51）Towards locking pin（2）One side.
8. ladder Zang Lun mechanisms according to claim 7, it is characterised in that：The liner（3）Corresponding locking pin（2）Laterally
Equipped with the second pilot hole（33）, the second pilot hole（33）Inside it is equipped with the second cushion cap, Lock spring（22）It is crimped on bulge loop（21）With
Between second cushion cap.
9. ladder Zang Lun mechanisms according to claim 7, it is characterised in that：The ladder（7）Foot, which is equipped with, laterally to be set
Foot tube（6）, foot tube（6）Both ends are equipped with footmuff（1）.
10. ladder Zang Lun mechanisms according to claim 9, it is characterised in that：The foot tube（6）It is interior to be equipped with hollow inner cavity
（61）, liner（3）And castor（5）Component is arranged on inner cavity（61）In, foot tube（6）Surface corresponds to footmuff respectively（1）Relief hole
（12）, the first pilot hole（31）And push button（23）Equipped with opening（63）, outer jack（62）And window（64）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721498053.6U CN207406268U (en) | 2017-11-11 | 2017-11-11 | Ladder Zang Lun mechanisms |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721498053.6U CN207406268U (en) | 2017-11-11 | 2017-11-11 | Ladder Zang Lun mechanisms |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207406268U true CN207406268U (en) | 2018-05-25 |
Family
ID=62318845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721498053.6U Active CN207406268U (en) | 2017-11-11 | 2017-11-11 | Ladder Zang Lun mechanisms |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207406268U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107869304A (en) * | 2017-11-11 | 2018-04-03 | 佛山市顺德区万怡家居用品有限公司 | Ladder Zang Lun mechanisms |
-
2017
- 2017-11-11 CN CN201721498053.6U patent/CN207406268U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107869304A (en) * | 2017-11-11 | 2018-04-03 | 佛山市顺德区万怡家居用品有限公司 | Ladder Zang Lun mechanisms |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |