CN109304989A - Castor and the travelling with vehicle, trolley and trolley case of the castor is installed - Google Patents
Castor and the travelling with vehicle, trolley and trolley case of the castor is installed Download PDFInfo
- Publication number
- CN109304989A CN109304989A CN201811223277.5A CN201811223277A CN109304989A CN 109304989 A CN109304989 A CN 109304989A CN 201811223277 A CN201811223277 A CN 201811223277A CN 109304989 A CN109304989 A CN 109304989A
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- China
- Prior art keywords
- wheel carrier
- wheel
- hole
- swing arm
- castor
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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.)
- Pending
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- 235000004443 Ricinus communis Nutrition 0.000 title claims abstract description 56
- 238000005096 rolling process Methods 0.000 claims description 15
- 240000000528 Ricinus communis Species 0.000 claims description 5
- 230000003044 adaptive effect Effects 0.000 abstract 1
- 230000005484 gravity Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 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
- B60B33/045—Castors in general; Anti-clogging castors adjustable, e.g. in height; linearly shifting castors mounted resiliently, by means of dampers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
Abstract
The present invention relates to a kind of castor and the travelling with vehicle, trolley and trolley case of the castor is installed, castor includes wheel carrier, swing arm, caster axle and wheel, the wheel carrier includes wheel carrier transverse slat and the support arm positioned at wheel carrier transverse slat two sides, the first end and support arm of the swing arm are flexibly connected, the side wall of the swing arm is connected with wheel carrier transverse slat by spring, first through hole is offered in the swing arm, the caster axle is mounted in first through hole, and the wheel is mounted on the two sides of caster axle.The present invention is no longer in such a way that wheel carrier is connected with wheel rate, but wheel carrier and wheel are indirectly connected in such a way that rocker arm adds hinged caster axle, pass through the swing of spring and caster axle between swing arm and wheel carrier, the adaptive road of castor is uneven, it prevents from mutually wearing between wheel and caster axle, and then improves the service life of wheel.
Description
Technical field
The present invention relates to delivery technology field more particularly to a kind of castor and the travelling with vehicle, hand push of the castor is installed
Vehicle and trolley case.
Background technique
Castor is mainly used for transport and mobile object, and castor is divided into rigid castors and movable castor, and rigid castors include wheel
Frame and the wheel being mounted on wheel carrier, movable castor include rolling bearing, wheel carrier and wheel, and rolling bearing is mounted on wheel carrier
End face on, wheel is mounted on wheel carrier.Movable castor in the prior art only has turning function, and wheel is in traveling process
In, if encounter rugged road surface, since wheel carrier and wheel are rigid connections, the gravity of wheel carrier acts directly on wheel
On, when vehicle jolts, wheel hits ground, is easy to cause wheel damage.
Summary of the invention
The purpose of the present invention is to provide a kind of castor and the travelling with vehicle, trolley and trolley case of the castor is installed,
It can be used for a long time on rugged road surface, wearing occurs in the junction without will lead to wheel and caster axle
Fast problem, to improve the service life of wheel.
In order to solve the above technical problem, the present invention provides technical solution are as follows:
A kind of castor, including wheel carrier, swing arm, caster axle and wheel, the wheel carrier include wheel carrier transverse slat and be located at wheel
The support arm of frame transverse slat two sides, the first end and support arm of the swing arm are flexibly connected, and the side wall and wheel carrier of the swing arm are horizontal
It is connected between plate by spring, offers first through hole in the swing arm, the caster axle is mounted in first through hole, the vehicle
Wheel is mounted on the two sides of caster axle.
Wherein, the caster axle is movably installed in first through hole.
Wherein, the part of the caster axle and first through hole contact is spherical structure, and the is offered on the spherical structure
Two through-holes, corresponding position offers third through-hole on the second end of the swing arm, the caster axle by positioning pin according to
Secondary to be mounted in swing arm across third through-hole, the second through-hole, the caster axle can be swung up and down around positioning pin.
Wherein, the side wall of the swing arm is equipped with the first limiting section, and the corresponding position of the wheel carrier transverse slat is equipped with second
Limiting section, the spring are set on the first limiting section and the second limiting section.
It wherein, further include gag lever post, described gag lever post one end and swing arm are flexibly connected, and the other end passes through wheel carrier transverse slat and can
It is moved up and down through position.
Wherein, it opens up fluted on the second end of the swing arm, positioning pin, the wheel carrier transverse slat is equipped in the groove
The position of upper respective slot offers fourth hole；Described gag lever post one end is equipped with annulus, and the annulus is set on positioning pin,
The other end passes through fourth hole and can move up and down in fourth hole.
It wherein, further include rolling bearing and mounting plate, the mounting plate is mounted on rolling bearing, the rolling bearing peace
On wheel carrier transverse slat, the wheel carrier can be rotated around rolling bearing.
Another technical solution provided by the invention are as follows:
One kind is travelled with vehicle, including above-mentioned castor.
Yet another aspect provided by the invention are as follows:
A kind of trolley, including above-mentioned castor.
Other technologies scheme provided by the invention are as follows:
A kind of trolley case, including above-mentioned castor.
The invention has the benefit that the present invention is no longer in such a way that wheel carrier is connected with wheel rate, but uses and shake
Arm is indirectly connected with the mode of wheel carrier and wheel, by the spring between swing arm and wheel carrier, so that castor is on rugged road surface
When upper traveling, spring is able to bear the gravity of object, since spring can stretch, so that castor is on rugged road surface
When upper traveling, so that load is constant at mounting plate, upper and lower displacement amount is reduced, and prevents vehicle from jolting, and prevents wheel from hitting ground
Wheel loss is reduced in face, and caster axle of the invention is not affixed with rocker arm, caster axle hinged by positioning pin and swing arm
It can be swung up and down around positioning pin, keep the two castor stress in left and right identical always, to improve the service life of wheel.
Detailed description of the invention
Referring to attached drawing, the disclosure be will be apparent.It is to be appreciated that the mesh that these attached drawings are merely illustrative
, and be not intended to limit the scope of protection of the present invention.In figure:
Fig. 1 is the schematic perspective view of castor according to embodiment of the present invention.
Fig. 2 is the side view of castor according to embodiment of the present invention.
10, castor；1, wheel carrier；11, wheel carrier transverse slat；12, support arm；2, swing arm；21, first end；22, the second end；
23, pin shaft；24, groove；25, positioning pin；3, caster axle；31, first segment caster axle；32, the second section caster axle；33, spherical foot
Wheel shaft；34, positioning pin；4, wheel；41, the first wheel；42, the first wheel；5, spring；6, gag lever post；61, annulus；7, it rolls
Bearing；8, mounting plate.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Fig. 1 is the schematic perspective view of castor according to embodiment of the present invention；Fig. 2 is according to the present invention one
The side view of the castor of a embodiment.
It can be seen from the figure that the castor 10 includes wheel carrier 1, swing arm 2, caster axle 3, wheel 4, wheel carrier 1 includes that wheel carrier is horizontal
The first end 21 of plate 11 and support arm 12 positioned at 11 two sides of wheel carrier transverse slat, support arm 12 and swing arm 2 is flexibly connected, and is being schemed
Show in embodiment, the first end 21 of support arm 12 and swing arm 2 is flexibly connected by pin shaft 23, and the lower end of support arm 12 opens up
There is pin shaft hole (not shown go out), pin shaft 23 is fixed in 23 hole of pin shaft, to make the first end 21 of swing arm 2 can be around support arm 12
Rotation；In alternative embodiments, support arm 12 and the first end of swing arm 2 21 can also by activity riveting or other
Connection type, need to only ensure that the first end 21 of support arm 12 and swing arm 2 is flexibly connected.
As shown, connected between the side wall and wheel carrier transverse slat 11 of swing arm 2 by spring 5, in the shown embodiment, pendulum
The side wall of arm 2 is equipped with the first spring base (not shown go out), and the corresponding position of wheel carrier transverse slat 11 is equipped with second spring seat, and (figure is not
Show), spring 5 is set between the first spring base and second spring seat, can be limited by the first spring base and second spring seat
The position of spring 5 processed, to prevent spring 5 from popping up.It will be seen that in alternative embodiments, spring 5 can also pass through it
His locating part limits.By the spring 5 between swing arm 2 and wheel carrier 1, so that castor 10 is in rugged road surface uplink
Into when, spring 5 is able to bear the gravity of object, to prevent from hitting between wheel 4 and caster axle 3, and then improves
The service life of castor 10.
During the test, when the compressed minimum constructive height of spring 5, which is less than wheel carrier transverse slat 11, arrives the height of wheel 4, one
The gravity that denier castor 10 is born is excessive, even greater than the maximum elastic force of spring 5, and wheel carrier transverse slat 11 and wheel 4 can phase mutual connections at this time
Touching, causes castor 10 that can not move.In the shown embodiment, which is greater than wheel carrier transverse slat
11 arrive the height of wheel 4, so that wheel carrier transverse slat 11 and wheel 4 are able to maintain a certain distance always, to guarantee castor 10
Normal movement.
Castor in the prior art, due to the interior outboard wheels discontinuity of castor, is easy to cause following in turning
Two kinds of problems, 1, since wheel carrier and wheel are rigid connections, the biggish side of stress is easy to cause wheel and castor shaft connection place
There is serious abrasion；2, the frictional force of the biggish single wheel of stress and ground face contact is larger, and wheel surface is easy to cause to go out
Existing serious abrasion；Both of which is easy to cause wheel to scrap.
It can be seen from the figure that offering first through hole (not shown go out) in swing arm 2, caster axle 3 is movably arranged on
In first through hole, in the present embodiment, caster axle 3 includes first segment caster axle 31, the second section caster axle 32 and is located at the
Ball castor axis 33 between one section caster axle 31 and the second section caster axle 32, first segment caster axle 31 and the second section caster axle 32
Shape, in the same size, the diameter of first segment caster axle 31 and the second section caster axle 32 is less than the diameter of ball castor axis 33,
In illustrated embodiment, wheel 4 includes the first wheel 41 and the second wheel 42, the gap of first segment caster axle 31 and first through hole
It is the hunting range of the first wheel 41, the gap of the second caster axle 3 and first through hole is the hunting range of the second wheel 42.
In the present embodiment, the second through-hole (not shown go out), the second end of swing arm 2 are offered on ball castor axis 33
The position of corresponding second through-hole offers third through-hole (not shown go out) on 22, and third through-hole is connected with first through hole, will determine
Pin 34 sequentially passes through third through-hole, the second through-hole is mounted on caster axle 3 in swing arm 2 for position, the first wheel 41 and the second wheel 42
It is separately mounted to the two sides of caster axle 3.Castor 10 in turning, the wheels of two sides can upper and lower adjust automatically so that castor 10
Interior outboard wheels uniform force, to avoid the problem that single wheel stress is larger and serious wear occurs.
It can be seen from the figure that the castor 10 further includes gag lever post 6,6 one end of gag lever post and swing arm 2 are flexibly connected, another
End is across wheel carrier transverse slat 11 and can move up and down through position.In the present embodiment, it is opened up on the second end 22 of swing arm 2
Fluted 24, groove 24 is interior to be equipped with positioning pin 25, and the position of respective slot 24 offers fourth hole and (schemes not on wheel carrier transverse slat 11
It shows)；6 one end of gag lever post is equipped with annulus 61, and annulus 61 is set on positioning pin 25, and the other end passes through fourth hole and can be the
It is moved up and down in four through-holes.When 11 pressuring spring 5 of wheel carrier transverse slat is shunk, 6 one end of gag lever post is by annulus 61 around positioning pin 25
Rotation, the other end move up in fourth hole；When spring 5 resets, 6 one end of gag lever post is by annulus 61 around positioning pin 25
Rotation, the other end move down in fourth hole.Since 6 one end of gag lever post and swing arm 2 are flexibly connected, enable its angle
Adjust automatically prevents gag lever post 6 from occurring in moving process curved so that the other end be enable swimmingly to move in fourth hole
The phenomenon that folding；And gag lever post 6 can limit the traverse range of swing arm 2, prevent spring 5 from popping up.
As shown in the figure, which further includes rolling bearing 7 and mounting plate 8, and bearing is mounted on wheel carrier 1, mounting plate 8
Be mounted on rolling bearing 7, mounting plate 8 is fixedly connected with the inner ring of rolling bearing 7, wheel carrier transverse slat 11 and rolling bearing 7 it is outer
Circle is fixedly connected, and wheel carrier 1 can be rotated by rolling bearing 7 around mounting plate 8.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of castor, which is characterized in that including wheel carrier, swing arm, caster axle and wheel, the wheel carrier include wheel carrier transverse slat with
And the support arm positioned at wheel carrier transverse slat two sides, the first end and support arm of the swing arm are flexibly connected, the side wall of the swing arm
It is connected with wheel carrier transverse slat by spring, first through hole is offered in the swing arm, the caster axle is mounted in first through hole, institute
State the two sides that wheel is mounted on caster axle.
2. castor according to claim 1, which is characterized in that the caster axle is movably installed in first through hole.
3. castor according to claim 2, which is characterized in that the part of the caster axle and first through hole contact is spherical shape
Structure offers the second through-hole on the spherical structure, and corresponding position offers third on the second end of the swing arm
Through-hole, the caster axle sequentially passes through third through-hole by positioning pin, the second through-hole is mounted in swing arm, and the caster axle can be around
Positioning pin is swung up and down.
4. castor according to claim 1, which is characterized in that the side wall of the swing arm is equipped with the first limiting section, described
The corresponding position of wheel carrier transverse slat is equipped with the second limiting section, and the spring is set on the first limiting section and the second limiting section.
5. castor according to claim 1, which is characterized in that further include gag lever post, described gag lever post one end and swing arm are living
Dynamic connection, the other end pass through wheel carrier transverse slat and can move up and down through position.
6. castor according to claim 5, which is characterized in that opened up on the second end of the swing arm it is fluted, it is described
Positioning pin is equipped in groove, the position of respective slot offers fourth hole on the wheel carrier transverse slat；Described gag lever post one end is set
There is annulus, the annulus is set on positioning pin, and the other end passes through fourth hole and can move up and down in fourth hole.
7. castor according to claim 1, which is characterized in that further include rolling bearing and mounting plate, the mounting plate peace
On rolling bearing, the rolling bearing is mounted on wheel carrier transverse slat, and the wheel carrier can be rotated around rolling bearing.
8. one kind is travelled with vehicle, which is characterized in that including such as described in any item castors of claim 1-7.
9. a kind of trolley, which is characterized in that including such as described in any item castors of claim 1-7.
10. a kind of trolley case, which is characterized in that including such as described in any item castors of claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811223277.5A CN109304989A (en) | 2018-10-19 | 2018-10-19 | Castor and the travelling with vehicle, trolley and trolley case of the castor is installed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811223277.5A CN109304989A (en) | 2018-10-19 | 2018-10-19 | Castor and the travelling with vehicle, trolley and trolley case of the castor is installed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109304989A true CN109304989A (en) | 2019-02-05 |
Family
ID=65225479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811223277.5A Pending CN109304989A (en) | 2018-10-19 | 2018-10-19 | Castor and the travelling with vehicle, trolley and trolley case of the castor is installed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109304989A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109764089A (en) * | 2019-03-12 | 2019-05-17 | 游晓东 | A kind of buffering wheel |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0995104A (en) * | 1995-09-29 | 1997-04-08 | Suzuki Motor Corp | Caster device |
| US6357077B1 (en) * | 1999-10-15 | 2002-03-19 | Hamilton Caster & Mfg. Co. | Spring loaded caster |
| CN201042968Y (en) * | 2007-03-30 | 2008-04-02 | 明门实业股份有限公司 | Shock-proof device for wheel of handcar |
| CN206012219U (en) * | 2016-08-15 | 2017-03-15 | 广东乐美达集团有限公司 | The fixed of perambulator turns switching damping integrated device |
| CN207617430U (en) * | 2017-11-16 | 2018-07-17 | 卢国裕 | Castor with incabloc function |
| CN207772782U (en) * | 2018-01-10 | 2018-08-28 | 苏州凤凰动力工业有限公司 | High-mechanic Anti-impact shock-absorbing universal wheel |
| CN209240786U (en) * | 2018-10-19 | 2019-08-13 | 深圳市维骏文化旅游科技有限公司 | Castor and the travelling with vehicle, trolley and trolley case of the castor is installed |
-
2018
- 2018-10-19 CN CN201811223277.5A patent/CN109304989A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0995104A (en) * | 1995-09-29 | 1997-04-08 | Suzuki Motor Corp | Caster device |
| US6357077B1 (en) * | 1999-10-15 | 2002-03-19 | Hamilton Caster & Mfg. Co. | Spring loaded caster |
| CN201042968Y (en) * | 2007-03-30 | 2008-04-02 | 明门实业股份有限公司 | Shock-proof device for wheel of handcar |
| CN206012219U (en) * | 2016-08-15 | 2017-03-15 | 广东乐美达集团有限公司 | The fixed of perambulator turns switching damping integrated device |
| CN207617430U (en) * | 2017-11-16 | 2018-07-17 | 卢国裕 | Castor with incabloc function |
| CN207772782U (en) * | 2018-01-10 | 2018-08-28 | 苏州凤凰动力工业有限公司 | High-mechanic Anti-impact shock-absorbing universal wheel |
| CN209240786U (en) * | 2018-10-19 | 2019-08-13 | 深圳市维骏文化旅游科技有限公司 | Castor and the travelling with vehicle, trolley and trolley case of the castor is installed |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109764089A (en) * | 2019-03-12 | 2019-05-17 | 游晓东 | A kind of buffering wheel |
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