CN109177651A - A kind of portable telescopic castor - Google Patents
A kind of portable telescopic castor Download PDFInfo
- Publication number
- CN109177651A CN109177651A CN201811100177.3A CN201811100177A CN109177651A CN 109177651 A CN109177651 A CN 109177651A CN 201811100177 A CN201811100177 A CN 201811100177A CN 109177651 A CN109177651 A CN 109177651A
- Authority
- CN
- China
- Prior art keywords
- castor
- shell
- state
- sliding
- portable telescopic
- 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.)
- Pending
Links
- 235000004443 Ricinus communis Nutrition 0.000 title claims abstract description 102
- 240000000528 Ricinus communis Species 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920002313 fluoropolymer Polymers 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000608 laser ablation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- -1 methylsiloxane Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 238000009416 shuttering Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B33/00—Castors in general; Anti-clogging castors
- B60B33/04—Castors in general; Anti-clogging castors adjustable, e.g. in height; linearly shifting castors
- B60B33/06—Castors in general; Anti-clogging castors adjustable, e.g. in height; linearly shifting castors mounted retractably
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
The invention discloses a kind of portable telescopic castors, the portable telescopic castor includes the shell with accommodating chamber, castor, sliding equipment and positioning mechanism, castor passes through sliding equipment and cage connection, castor has the first state for stretching out accommodating chamber and retracts the second state of accommodating chamber, castor is switched between first state and the second state by sliding equipment, and castor is maintained at first state or the second state by positioning mechanism.The portable telescopic castor is by driving sliding equipment that castor can be made to switch between first state and the second state, and then castor can be made to stretch out or retract as needed and at any time, it is more flexibly convenient, it is convenient to use, and castor is set to keep first state or the second state by positioning mechanism, guarantee that castor can stably keep stretching state and easy to remove, or guarantees that castor can stably keep retracted mode and place convenient for stablizing.
Description
Technical field
The present invention relates to castor technical field more particularly to a kind of portable telescopic castors.
Background technique
Castor is a kind of component easy to carry and mobile, carrying and mobile efficiency can be improved, and facilitate people's
Life.
Existing majority castor not stablizing using the equipment or furniture of castor due to extremely easy movement to be put
It sets, in order to solve the problems, such as that castor is easy mobile and some scalable castors occurs, such as application No. is 2011200120503
Patent document disclosed in a kind of automatic telescopic trundle, which is achieved in that in furniture or transport
Two plane shuttering panels parallel to the ground, circular hole specific location in two horizontal baffles are fixed in tool direction perpendicular to the ground respectively
Metallic support rod can be made vertical with ground holding after guaranteeing metallic support rod insertion.Horizontal baffle guarantees compressed spring quilt below
Compression, horizontal baffle above guarantee that connection metallic support rod can be moved up and down freely.So when furniture or transport
For tool when idling carries, which relies on the elastic force of adjustable spring, automatically keeps stretching state, makes automatic telescopic foot
Wheel can directly touch the ground itself, to guarantee that the furniture or means of transport can move freely, when the automatic telescopic trundle
When undertaking load, the compressed spring being set on support rod is compressed, and castor retracts, and keeps the lower part of furniture or means of transport straight
Ground is contacted, automatic telescopic trundle does not undertake load.This automatic telescopic trundle only can just retract in load conditions,
Castor can not be made to switch between stretching state and retracted mode as needed, using the equipment or furniture of the castor
There are still can not stablize placement.
Summary of the invention
For overcome the deficiencies in the prior art, the purpose of the present invention is to provide a kind of portable telescopic castor, Neng Gougen
It is switched between stretching state and retracted mode according to needs.
The purpose of the present invention adopts the following technical scheme that realization:
A kind of portable telescopic castor, it is described including shell, castor, sliding equipment and positioning mechanism with accommodating chamber
Castor has described in the first state and retraction for stretching out the accommodating chamber by sliding equipment and the cage connection, the castor
Second state of accommodating chamber, the castor are switched between first state and the second state by the sliding equipment, institute
It states castor and first state or the second state is maintained at by the positioning mechanism.
Further, the sliding equipment includes sliding part and the sliding slot that is slidably matched with sliding part, and the sliding slot opens up
On the inner wall of the shell, the sliding part is arranged on the castor.
Further, the shell includes rotation shell and set casing, and the rotation valve jacket is set to the outside wall surface of set casing simultaneously
It can be rotated around set casing, the sliding slot extends along the circumferencial direction of the inner wall of the rotation shell and mutually inclines with the bus of rotation shell
Tiltedly, the sliding part passes through the set casing and is slidably matched with the sliding groove.
Further, the portable telescopic castor further includes position-limit mechanism, and the rotation shell passes through position-limit mechanism and institute
State set casing limit connection.
Further, the position-limit mechanism includes the first raised line and the second raised line abutted against, and first raised line is equipped with
Two, setting is spaced between two the first raised lines, first raised line is set to the inner wall of the rotation shell, and described second is convex
Item is set to the outside wall surface of the set casing.
Further, the set casing offers straight trough mouth, and the sliding part is connect with straight trough mouth.
Further, the shell is cylindrical outer casing, and the extending direction of the sliding slot and the bus of shell are parallel.
Further, the both ends of the sliding slot are equipped with the positioning mechanism, and the sliding part and the positioning mechanism connect
It connects.
Further, the positioning mechanism is card slot, what the extending direction of the card slot and the circumferencial direction of shell were formed
Plane parallel, and it is located at the extending direction phase of the extending direction and the card slot for being located at sliding slot second end of the card slot of sliding slot first end
Instead.
Further, the set casing is connected with the connection shell for being attached with other equipment, the rotation valve jacket
Between the set casing and connection shell.
Compared with prior art, the beneficial effects of the present invention are: by drive sliding equipment castor can be made in the first shape
It is switched between state and the second state, and then castor can be made to stretch out or retract as needed and at any time, more flexibly convenient, side
Just it uses, and so that castor is kept first state or the second state by positioning mechanism, guarantee that castor can stably keep stretching
State and it is easy to remove, or guarantee that castor can stably keep retracted mode and place convenient for stablizing, meanwhile, do not moving
In the case where the concealed storage of castor may be implemented, reduce the abrasion of castor, and then extend making for the portable telescopic castor
Use the service life.
Detailed description of the invention
Fig. 1 is a kind of main view of portable telescopic castor of the invention；
Fig. 2 is the sectional view along A-A in portable telescopic castor shown in FIG. 1；
Fig. 3 is the exploded view of portable telescopic castor shown in FIG. 1；
Fig. 4 is the structural schematic diagram of the rotation shell in the portable telescopic castor of Fig. 3.
In figure: 1, shell；11, set casing；111, straight trough mouth；112, the second raised line；12, shell is rotated；121, anti-skid bulge；
122, sliding slot；123, card slot；124, the first raised line；13, shell is connected；131, thread segment；14, accommodating chamber；2, castor；21, it slides
Part.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the present invention, it should be noted that not
Under the premise of conflicting, new implementation can be formed between various embodiments described below or between each technical characteristic in any combination
Example.
Referring to figures 1-3, a kind of portable telescopic castor of a preferred embodiment of the present invention is shown, the portable is flexible
Castor includes the shell 1 with accommodating chamber 14, castor 2, sliding equipment and positioning mechanism, and castor 2 passes through sliding equipment and shell 1
Connection, castor 2 have the first state for stretching out accommodating chamber 14 and retract the second state of accommodating chamber 14, and castor 2 passes through skate machine
Structure switches between first state and the second state, and castor 2 is maintained at first state or the second state by positioning mechanism.
Portable telescopic castor of the invention, by driving sliding equipment that castor 2 can be made in first state and the second shape
It is switched between state, and then castor 2 can be made to stretch out or retract as needed and at any time, it is more flexibly convenient, it is easy to use, and
So that castor 2 is kept first state or the second state by positioning mechanism, guarantee castor 2 can stably keep stretching state and just
In movement, or guarantee that castor 2 can stably keep retracted mode and place convenient for stablizing, meanwhile, in situation about not moving
Under the concealed storage of castor 2 may be implemented, reduce the abrasion of castor 2, and then extend the portable telescopic castor uses the longevity
Life.
Shell 1 includes that set casing 11, rotation shell 12 and connection shell 13, set casing 11 pass through helicitic texture with shell 13 is connect
It is attached, and rotates shell 12 and be sheathed between set casing 11 and connection shell 13 and can either connect 13 turns of shell around set casing 11
Dynamic, connection shell 13 is attached by thread segment 131 with other equipment, which is mounted on other and is set
It is standby upper.The cross section outer profile of shell 1 is trapezoidal, and shell 1 be tubular construction, specifically, set casing 11, rotation shell 12 and
Connection shell 13 offers channel, and each channel forms the accommodating chamber 14 of shell 1.By making set casing 11, rotation shell 12 and connecting
Body contact 13 is in turn connected to form shell 1, so that the shape of the portable telescopic castor is more beautiful, and globality is more preferable, together
When, it can also make shell 1 as the support leg of the other equipment using the portable telescopic castor, in addition, by keeping shell 1 seperated
Setting can be convenient for the production of shell 1 and the installation convenient for castor 2, and then reduce the cost of the portable telescopic castor.It is fixed
Shell 11, rotation shell 12 and connection shell 13 can select polystyrene, polyamide, polymethyl methacrylate, polycarbonate, and poly- two
One of high molecular materials such as methylsiloxane, rubber, fluoroplastics or cyclic olefine copolymer or a variety of mixtures, pass through laser
Ablation, jet moulding, injection moulding, pressure sintering and Soft lithograph method are prepared.
Referring to Fig. 3, set casing 11 offers straight trough mouth 111, and sliding part 21 is connect with straight trough mouth 111, by the way that straight trough is arranged
Mouth 111 is connect with sliding part 21, and when castor 2 switches between first state and the second state, sliding part 21 is in rotation shell 12
Drive under slided along straight trough mouth 111, straight trough mouth 111 can play the guiding role to sliding part 21, guarantee the straight line liter of castor 2
Drop.
The outside wall surface for rotating shell 12 is equipped with anti-skid bulge 121, and slipping phenomenon occurs when rotating shell 12 convenient for grasping.
Sliding equipment includes sliding part 21 and the sliding slot being slidably matched with sliding part 21 122, and sliding slot 122 is provided with shell 1
Inner wall on, in the present embodiment, sliding slot 122 be opened in rotation shell 12 inner wall on, sliding part 21 setting exists
On castor 2, castor 2 can be realized in first state and the second state by driving sliding part 21 and being slidably matched for sliding slot 122
Between switching, it is this to be not easy Caton phenomenon occur by way of slidable adjustment, it is convenient and efficient, and be not easy to lose
The case where effect and cause castor 2 not to be durable.Sliding part 21 can be guide pad either guide post, sliding in the present embodiment
Moving part 21 is preferably cylindrical guide post, guarantees that switching of the castor 2 between first state and the second state is more smooth,
Improve the usage experience effect of user.
Referring to Fig. 3 or Fig. 4, sliding slot 122 extends along the circumferencial direction of the inner wall of rotation shell 12 and the mother with rotation shell 12
Line tilts, and sliding part 21 passes through set casing 11 and is slidably matched with sliding groove.When rotating shell 12 around the rotation of set casing 11, rotation
Shell 12 give sliding equipment provide power, namely rotation shell 12 rotation drive sliding part 21 along the chute 122 extension track movement,
And then switch over castor 2 between first state and the second state, by making sliding slot 122 along the inner wall of rotation shell 12
Circumferencial direction extends and tilts with the bus of rotation shell 12, so that the rotation side of the glide direction of sliding part 21 and rotation shell 12
To mutually coordinating, so that switching of the castor 2 between first state and the second state is more smooth, it is user-friendly, it gives
User provides preferable usage experience effect, power can be provided by setting rotation shell 12 for sliding equipment, without offer
Additional tool carries out driving sliding equipment, the use of more convenient user.
Certainly, the set-up mode of sliding slot 122 can also be used examples be given below: the extending direction and shell 1 of sliding slot 122
Bus it is parallel, in this way when, can by move manually castor 2 make castor 2 first state and the second state it
Between switch over.
Referring to fig. 4, the both ends of sliding slot 122 are equipped with positioning mechanism, and sliding part 21 and positioning mechanism are clamped, and guarantee castor 2
First state or the second state are stably kept, convenient for using the movement of the other equipment of the castor 2 or stable placement.
Specifically, positioning mechanism is card slot 123, the plane that the extending direction of card slot 123 and the circumferencial direction of shell 1 are formed
It is parallel, and it is located at the extending direction of card slot 123 and the prolonging for the card slot 123 positioned at 122 second end of sliding slot of 122 first end of sliding slot
Stretch it is contrary, in this way, sliding part 21 is enabled to be shelved on when sliding to the first end of sliding slot 122 positioned at sliding slot 122
On the card slot 123 of one end, avoids sliding part 21 from returning in opposite direction and can not stablize and keep stretching state or stablize to keep
Retracted mode, and when sliding part 21 slides to the second end of sliding slot 122, can be shelved on the card slot of the second end positioned at sliding slot 122
On 123, in addition, making the extending direction of the card slot 123 positioned at 122 first end of sliding slot and the card slot 123 for being located at 122 second end of sliding slot
Extending direction on the contrary, the benefit being arranged in this way also resides in: positioned at the card slot 123, sliding slot 122 and position of 122 first end of sliding slot
It in the channel that 123 three of card slot of 122 second end of sliding slot is formed mutually is coordinated with the rotation direction of rotation shell 12, castor 2
Its switching is more smooth under the driving of rotation shell 12, further improves user experience effect.Certainly, in other implementations
In example, it may be configured as positioned at the extending direction of the card slot 123 at 122 both ends of sliding slot identical.
The portable telescopic castor further includes position-limit mechanism, and rotation shell 12 is connected by the position-limit mechanism and the limit of set casing 11
It connects, rotates rotation shell 12 in the circumferential distance of setting, play the role of limit to rotation shell 12, which is equal to foot
The distance of 2 lifting of wheel.
As shown in Figure 3 and Figure 4, position-limit mechanism includes the first raised line 124 and the second raised line 112 abutted against, the first raised line
124 are equipped with two, and setting is spaced between two the first raised lines 124, and the first raised line 124 is set to the inner wall of rotation shell 12, the
Two raised lines 112 are set to the outside wall surface of set casing 11, by abutting against the second raised line 112 with the first raised line 124, realize pair
The limit for rotating shell 12, so that castor 2 is more stably maintained at first state or the second state.Preferably, first can be made
The face that raised line 124 and the second raised line 112 abut against, which is set as inclined-plane namely the first raised line 124, can be equipped with the first inclined-plane, and second
Raised line 112 can be equipped with the second inclined-plane, and the first inclined-plane is abutted against with the second inclined-plane, when the first raised line 124 and the second raised line 112 offset
When connecing, make the first raised line 124 and the 112 phase wedging of the second raised line, so that relatively reliable to the limit of rotation shell 12.
Certainly, position-limit mechanism may be arranged as the structure of following example: position-limit mechanism includes the protrusion being mutually engaged by clamping
And groove, the one of them rotated in both the inner wall of shell 12 and the outside wall surface of set casing 11 are equipped with protrusion, another one is equipped with
Groove, there are two groove is set, two groove intervals settings, in this way, rotating 12 quilt of shell when protrusion is engaged by clamping with groove
Stable position guarantees that castor 2 can be stably maintained at first state or the second state, and when rotation shell 12 need to be driven, slightly
Slightly firmly rotation rotation shell 12 can be such that raised disengage with groove connects, and use is more convenient.
Castor 2 is can be universal wheel or one-way wheel, and in presently preferred embodiments of the present invention, castor 2 is universal wheel, this ten thousand
To wheel include wheel, connecting column, bolt, cylindrical shell and bearing, the inner hole of bearing outer ring and cylindrical shell, and
One end of connecting column is connect with wheel, and the other end and bearing inner race cooperate, and the head of bolt is abutted with the end face of bearing, bolt
The end of thread is threadedly coupled with connecting column, and sliding part 21 is symmetrically disposed in the symmetrical both ends of outside wall surface of cylindrical housings.
The above embodiment is only the preferred embodiment of the present invention, and the scope of protection of the present invention is not limited thereto,
The variation and replacement for any unsubstantiality that those skilled in the art is done on the basis of the present invention belong to institute of the present invention
Claimed range.
Claims (10)
1. a kind of portable telescopic castor, which is characterized in that including shell, castor, sliding equipment and positioning with accommodating chamber
Mechanism, the castor have the first state for stretching out the accommodating chamber by sliding equipment and the cage connection, the castor
With the second state for retracting the accommodating chamber, the castor by the sliding equipment between first state and the second state into
Row switching, the castor are maintained at first state or the second state by the positioning mechanism.
2. portable telescopic castor as described in claim 1, which is characterized in that the sliding equipment include sliding part and with cunning
The sliding slot of slide cooperation, the sliding slot are provided on the inner wall of the shell, and the sliding part is arranged in the castor
On.
3. portable telescopic castor as claimed in claim 2, which is characterized in that the shell includes rotating shell and set casing,
The rotation valve jacket is set to the outside wall surface of set casing and can rotate around set casing, and the sliding slot is along the inner wall for rotating shell
Circumferencial direction extends and tilts with the bus of rotation shell, and the sliding part passes through the set casing and matches with sliding groove sliding
It closes.
4. portable telescopic castor as claimed in claim 3, which is characterized in that the portable telescopic castor further includes limit
Mechanism, the rotation shell are connected by position-limit mechanism and set casing limit.
5. portable telescopic castor as claimed in claim 4, which is characterized in that the position-limit mechanism includes first abutted against
Raised line and the second raised line, first raised line are equipped with two, and setting, the first raised line setting are spaced between two the first raised lines
In the inner wall of the rotation shell, second raised line is set to the outside wall surface of the set casing.
6. portable telescopic castor as claimed in claim 3, which is characterized in that the set casing offers straight trough mouth, described
Sliding part is connect with straight trough mouth.
7. portable telescopic castor as claimed in claim 2, which is characterized in that the shell is cylindrical outer casing, the sliding slot
Extending direction it is parallel with the bus of shell.
8. the portable telescopic castor as described in claim 3 or 7, which is characterized in that the both ends of the sliding slot are equipped with described
Positioning mechanism, the sliding part are connect with the positioning mechanism.
9. portable telescopic castor as claimed in claim 8, which is characterized in that the positioning mechanism is card slot, the card slot
Extending direction and shell circumferencial direction formed plane parallel, and be located at sliding slot first end card slot extending direction with
Extending direction positioned at the card slot of sliding slot second end is opposite.
10. the portable telescopic castor as described in any one of claim 3-7, which is characterized in that the set casing is connected with
Connection shell for being attached with other equipment, the rotation valve jacket are set between the set casing and connection shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811100177.3A CN109177651A (en) | 2018-09-20 | 2018-09-20 | A kind of portable telescopic castor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811100177.3A CN109177651A (en) | 2018-09-20 | 2018-09-20 | A kind of portable telescopic castor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109177651A true CN109177651A (en) | 2019-01-11 |
Family
ID=64908871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811100177.3A Pending CN109177651A (en) | 2018-09-20 | 2018-09-20 | A kind of portable telescopic castor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109177651A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2125513U (en) * | 1992-04-07 | 1992-12-23 | 黄国金 | Built-in ball castor |
| US20080229545A1 (en) * | 2007-03-19 | 2008-09-25 | Jean-Bernard Duvert | Bed immobilization system integrated into chassis feet |
| KR101274051B1 (en) * | 2013-03-21 | 2013-06-12 | 오준석 | Caster and white board having the caster |
| CN203318040U (en) * | 2013-06-14 | 2013-12-04 | 中山向荣脚轮制造有限公司 | Caster wheel brake mechanism |
| CN204095401U (en) * | 2014-09-15 | 2015-01-14 | 李小龙 | Adjustable and retractable Castor structure |
| CN105795750A (en) * | 2016-05-06 | 2016-07-27 | 常州市大备智能物联网科技有限公司 | Hardware foot bringing convenience to furniture movement |
| CN207644071U (en) * | 2017-08-19 | 2018-07-24 | 张垒 | Adjustable movable universal wheel |
| CN209351179U (en) * | 2018-09-20 | 2019-09-06 | 佛山市艾百乐科技有限公司 | A kind of portable telescopic castor |
-
2018
- 2018-09-20 CN CN201811100177.3A patent/CN109177651A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2125513U (en) * | 1992-04-07 | 1992-12-23 | 黄国金 | Built-in ball castor |
| US20080229545A1 (en) * | 2007-03-19 | 2008-09-25 | Jean-Bernard Duvert | Bed immobilization system integrated into chassis feet |
| KR101274051B1 (en) * | 2013-03-21 | 2013-06-12 | 오준석 | Caster and white board having the caster |
| CN203318040U (en) * | 2013-06-14 | 2013-12-04 | 中山向荣脚轮制造有限公司 | Caster wheel brake mechanism |
| CN204095401U (en) * | 2014-09-15 | 2015-01-14 | 李小龙 | Adjustable and retractable Castor structure |
| CN105795750A (en) * | 2016-05-06 | 2016-07-27 | 常州市大备智能物联网科技有限公司 | Hardware foot bringing convenience to furniture movement |
| CN207644071U (en) * | 2017-08-19 | 2018-07-24 | 张垒 | Adjustable movable universal wheel |
| CN209351179U (en) * | 2018-09-20 | 2019-09-06 | 佛山市艾百乐科技有限公司 | A kind of portable telescopic castor |
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