CN104589915A - Full plastic caster - Google Patents
Full plastic caster Download PDFInfo
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- CN104589915A CN104589915A CN201410299465.1A CN201410299465A CN104589915A CN 104589915 A CN104589915 A CN 104589915A CN 201410299465 A CN201410299465 A CN 201410299465A CN 104589915 A CN104589915 A CN 104589915A
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- Prior art keywords
- brake
- overall plastic
- fore
- locations
- locking piece
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Abstract
The invention discloses a full plastic caster which is composed of an adjusting piece, a pressing piece, a jack-prop, a pressed piece, a sleeve, a spring, a locating piece, a sleeve ring, a locking piece, a support, a brake rod, a wheel, a lever strip, a bearing and a brake strip. The full plastic caster has the advantages that the full plastic caster replaces a metal support and a plastic decoration cover, a brake is not directly pressed on a wheel surface and is hidden in the wheel surface, a brake mode is changed into gear braking, the brake is firmer, the technology is greatly simplified, and manufacturing cost is lowered. A sickbed can be switched among three modes of straight going, turning and locating quite conveniently, medical staff can transfer patients quite conveniently, and the patients have no discomfort in the transferring process.
Description
Technical field
The invention belongs to a kind of wheel, be specifically related to a kind of overall plastic castor.
Background technology
Castor is generally be applicable to be arranged on hospital bed, because the sick bed function in hospital needs very complete, sometimes need to promote patient by sick bed to check to different section office, sometimes recuperate in the room needing again patient to deliver to inpatient department, therefore castor must can either be checked, can turn again, also must along the rectilinear movement of inside, corridor.But the middle control wheel on market, be substantially all an additional plastic decorative of metallic support, brake function is directly pressed on wheel face by actuated by cams brake facing, of long duration, the surface of wheel can produce impression, and braking quality is very poor, manufacturing cost is high, complex process.
Summary of the invention
The invention provides a kind of overall plastic castor, to be pressed on wheel face by actuated by cams brake facing with the brake function solving existing castor and to realize, the time is excessively of a specified duration, and wheel surface can produce impression, serious wear, and braking quality reduces, the technical matters that manufacturing cost is higher.
In order to solve above technical matters, inventing the technical scheme taked is:
A kind of overall plastic castor, described overall plastic castor is by regulating part, pressing piece, fore-set, pressure containing part, sleeve, spring, locations, lasso, locking piece, support, brake lever, wheel, lever bar, bearing and brake article are formed, the profile of described regulating part and the tip contact of described pressing piece, described spring housing is on the exterior contour of described pressing piece, one end of described spring abuts described pressing piece, the other end is connected on described pressure containing part, described jacket casing is in the outside of described pressure containing part, described lasso is positioned at the top of described locations, the lower end of described pressure containing part abuts the bottom of described fore-set, described locations is socketed in the outside of described fore-set, described fore-set and described locking piece are oppositely arranged.
Be preferably, described regulating part comprises curved profile, the first recess, the second recess and hexagonal hole.
Be preferably, described locations be provided with two notch parts that left and right is relative, described fore-set be provided with two projections coordinated with described notch part.
Be preferably, the bottom of described fore-set is provided with the first tooth bar.
Be preferably, the top of described locking piece is provided with second tooth bar relative with described first tooth bar, and the lower end of described locking piece abuts the top of described brake lever.
Be preferably, described locking piece top is provided with four pillar stiffeners, and the top of described four pillar stiffeners is withstood described locations bottom and kept there is gap between described locking piece and locations.
Preferably, in the gap of the bottom of described fore-set between described locking piece and locations.
Be preferably, end and the described lever bar of described brake lever are fixed, and described wheel by described bearings on the bracket.
Be preferably, the in-profile of described wheel is provided with multiple draw-in groove, and described brake article is arranged on the top of described draw-in groove, and the end of described lever bar is connected with the back of described brake article.
Be preferably, the inside face of described draw-in groove is provided with little spring, and one end of described little spring abuts with described brake article, and the other end abuts the inside face of described draw-in groove.
After employing technique scheme, the overall plastic castor of the present invention replaces metallic support and plastic decorative, and brake is not directly be pressed on wheel face, but being hidden in inside, brake modes also changes tooth into and stops, and brakes more firm, enormously simplify technique, reduce manufacturing cost.And sick bed can switch very easily between craspedodrome, turning and location three patterns, medical personnel can shift sufferer very easily, and in transfer process, sufferer can not produce any discomfort.
Accompanying drawing explanation
In order to be illustrated more clearly in inventive embodiments or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the topology view inventing overall plastic castor;
Fig. 2 is the first cutaway view of the overall plastic castor of invention;
Fig. 3 is the topology view inventing overall plastic castor regulating part;
Fig. 4 is the exploded view of inventing overall plastic castor;
Fig. 5 is the second cutaway view of the overall plastic castor of invention.
Detailed description of the invention
For making the object of inventive embodiments, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in inventive embodiments, the technical scheme in inventive embodiments is clearly and completely described, obviously, described embodiment is a part of embodiment of invention, instead of whole embodiments.Based on the embodiment in invention, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of invention protection.
As shown in Figures 1 to 5, overall plastic castor 100 is made up of regulating part 1, pressing piece 2, fore-set 3, pressure containing part 4, sleeve 5, spring 6, locations 7, lasso 8, locking piece 9, support 10, brake lever 11, wheel 12, lever bar 13, bearing 14 and brake article 15.Wherein regulating part 1 comprises curved profile 11a, the first recess 11b, the second recess 11c and hexagonal hole 11d, the profile of regulating part 1 and the tip contact of pressing piece 2, spring 6 is enclosed within the exterior contour of pressing piece 2, and one end of spring 6 abuts pressing piece 2, and the other end is connected on pressure containing part 4.Sleeve 5 is enclosed within the outside of pressure containing part 4, thus protection pressure containing part 4 is in order to avoid be subject to the shock of exterior object.Lasso 8 is positioned at the top of locations 7, and the lower end of pressure containing part 4 abuts the bottom of fore-set 3, and locations 7 is socketed in the outside of fore-set 3, and fore-set 3 is relative with locking piece 9.Locations 7 is provided with two notch parts 71 that left and right is relative, fore-set 3 is provided with two projections 31 that left and right is relative, and the bottom of fore-set 3 is provided with the first tooth bar 32.The top of locking piece 9 is provided with second tooth bar 91 relative with the first tooth bar 32, and the lower end of locking piece 9 abuts the top of brake lever 11, locking piece 9 top is provided with four pillar stiffeners 92, the top of four pillar stiffeners 92 is withstood locations 7 bottom thus is kept there is gap between locking piece 9 and locations 7, in the gap between locking piece 9 and locations 7, the bottom of fore-set 3, and can up-and-down movement.End and the lever bar 13 of brake lever 11 are fixed, and wheel 12 is supported over the mount 10 by bearing 14, thus wheel 12 can rotate around bearing 14.The in-profile of wheel 12 is provided with multiple draw-in groove 121, brake article 15 is arranged on the top of draw-in groove 121, and the end of lever bar 13 is connected with the back of brake article 15.The inside face of draw-in groove 121 is provided with little spring, and one end of little spring abuts with brake article 15, the other end abuts the inside face of draw-in groove 121.When not having downward application force to be applied in brake lever 11, little spring recovers elastic deformation, and brake article 15 jack-up to be separated with draw-in groove 121.Therefore only have brake lever 11 when being subject to downward application force, the press-side of lever bar 13 just can contact the back of brake article 15, thus brake article 15 is pressed and with draw-in groove 121 lock fit, achieve Quick brake.
Insert in the hexagonal hole 11d of regulating part 1 inside by the adjust bar of a hexagonal double-ended bolt, rotary regulating lever rotates regulating part 1, therefore curved profile 11a, the first recess 11b of regulating part 1, the second recess 11c can optionally with the ends contact of pressing piece 2, thus promotion pressing piece 2 moves in the vertical direction, the bottom then realizing fore-set 3 optionally coordinates with locations 7 or locking piece 9.
When sick bed needs to turn, by adjust bar, regulating part 1 is adjusted to its first recess 11b to contact with pressing piece 2, in the gap between locking piece 9 and locations 7, the bottom of fore-set 3, now fore-set 3 lower end neither contacts with locations 7, also not with the upper contact of locking piece 9, thus overall plastic castor 100 can freely turn to, sick bed can be facilitated to turn.
When sick bed needs along indoor verandas linear pushing, by adjust bar, regulating part 1 is adjusted to curved profile 11a and contacts with pressing piece 2, curved profile 11a withstands pressing piece 2 and moves downward, and spring 6 is in compressive state.Pressing piece 2 is in the process moved downward, pressing piece 2 is compeled ejector rod 3 and is moved down, the first tooth bar 32 being arranged on fore-set 3 lower end coordinates with the second tooth bar 91 be arranged on locking piece 9 and locks, thus support 10 locks in a circumferential direction, now overall plastic castor 100 is merely able to slide in the straight direction, ensure that the process linear movement that sick bed is advanced along indoor verandas, can effectively prevent sick bed from colliding with wall unintentionally, can effectively prevent patient to be subject to secondary injury.
When on the floor that sick bed needs to be positioned at ward, by adjust bar, regulating part 1 is adjusted to its second recess 11c and contacts with pressing piece 2, because the degree of depth of the second recess 11c is comparatively dark, therefore fore-set 3 moves up, and spring 6 recovers deformation and extends.Pressing piece 2 is in the process of upward movement, and fore-set 3 is after losing the urgent thrust that pressing piece 2 applies, and fore-set 3 upward movement, now two projections 31 of fore-set 3 coordinate with two notch parts 71 be arranged on locations 7 and lock.Lever bar 13 upward movement is driven while brake lever 11 upward movement, now the end of lever bar 13 pushes down brake article 15, thus brake article 15 is pressed in the draw-in groove 121 that is arranged on wheel 12 profile, wheel 12 is locked by brake article 15, thus sick bed can be positioned on indoor floor.
The overall plastic castor 100 of the present invention replaces metallic support and plastic decorative, and brake is not directly be pressed on wheel face, but is hidden in inside, and brake modes also changes tooth into and stops, and brake is more firm, enormously simplify technique, reduces manufacturing cost.And sick bed can switch very easily between craspedodrome, turning and location three patterns, medical personnel can shift sufferer very easily, and in transfer process, sufferer can not produce any discomfort.
Last it is noted that above embodiment only illustrates the technical scheme of invention, be not intended to limit; Although be described in detail invention with reference to previous embodiment, those of ordinary skill in the art has been to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of invention.
Claims (10)
1. an overall plastic castor, it is characterized in that, described overall plastic castor is by regulating part, pressing piece, fore-set, pressure containing part, sleeve, spring, locations, lasso, locking piece, support, brake lever, wheel, lever bar, bearing and brake article are formed, the profile of described regulating part and the tip contact of described pressing piece, described spring housing is on the exterior contour of described pressing piece, one end of described spring abuts described pressing piece, the other end is connected on described pressure containing part, described jacket casing is in the outside of described pressure containing part, described lasso is positioned at the top of described locations, the lower end of described pressure containing part abuts the bottom of described fore-set, described locations is socketed in the outside of described fore-set, described fore-set and described locking piece are oppositely arranged.
2. overall plastic castor according to claim 1, is characterized in that, described regulating part comprises curved profile, the first recess, the second recess and hexagonal hole.
3. overall plastic castor according to claim 2, is characterized in that, described locations is provided with two notch parts that left and right is relative, described fore-set is provided with two projections coordinated with described notch part.
4. overall plastic castor according to claim 3, is characterized in that, the bottom of described fore-set is provided with the first tooth bar.
5. overall plastic castor according to claim 4, is characterized in that, the top of described locking piece is provided with second tooth bar relative with described first tooth bar, and the lower end of described locking piece abuts the top of described brake lever.
6. overall plastic castor according to claim 5, is characterized in that, described locking piece top is provided with four pillar stiffeners, and the top of described four pillar stiffeners is withstood described locations bottom and kept there is gap between described locking piece and locations.
7. overall plastic castor according to claim 6, is characterized in that, in the gap between described locking piece and locations, the bottom of described fore-set.
8. overall plastic castor according to claim 7, is characterized in that, end and the described lever bar of described brake lever are fixed, and described wheel by described bearings on the bracket.
9. overall plastic castor according to claim 8, is characterized in that, the in-profile of described wheel is provided with multiple draw-in groove, and described brake article is arranged on the top of described draw-in groove, and the end of described lever bar is connected with the back of described brake article.
10. overall plastic castor according to claim 9, is characterized in that, the inside face of described draw-in groove is provided with little spring, and one end of described little spring abuts with described brake article, and the other end abuts the inside face of described draw-in groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410299465.1A CN104589915A (en) | 2014-03-26 | 2014-06-27 | Full plastic caster |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2014201393484 | 2014-03-26 | ||
| CN201420139348 | 2014-03-26 | ||
| CN201410299465.1A CN104589915A (en) | 2014-03-26 | 2014-06-27 | Full plastic caster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104589915A true CN104589915A (en) | 2015-05-06 |
Family
ID=51816126
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410299465.1A Pending CN104589915A (en) | 2014-03-26 | 2014-06-27 | Full plastic caster |
| CN201420353104.6U Expired - Lifetime CN203920259U (en) | 2014-03-26 | 2014-06-27 | A kind of overall plastic castor |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420353104.6U Expired - Lifetime CN203920259U (en) | 2014-03-26 | 2014-06-27 | A kind of overall plastic castor |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN104589915A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105015270A (en) * | 2015-08-14 | 2015-11-04 | 宁波秀禾科技有限公司 | Full-plastic center control caster |
| CN106671699A (en) * | 2016-12-09 | 2017-05-17 | 无锡市中冠物流设备有限公司 | Electrically controlled medical castor device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104589915A (en) * | 2014-03-26 | 2015-05-06 | 宁波秀禾五金机械有限公司 | Full plastic caster |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5303450A (en) * | 1991-11-16 | 1994-04-19 | Albert Schulte Sohne Gmbh & Co. | Caster for use on mobile hospital beds and the like |
| CN2774449Y (en) * | 2004-11-26 | 2006-04-26 | 马英华 | Brake system for castor of sick bed |
| US20060137092A1 (en) * | 2003-01-22 | 2006-06-29 | Reinke Christian H | Brake/steer mechanism for patient support apparatus |
| CN2860901Y (en) * | 2005-11-11 | 2007-01-24 | 商尼制轮实业股份有限公司 | Dual-wheel center-control truckle |
| CN201376461Y (en) * | 2009-03-31 | 2010-01-06 | 庄义泰 | Braking universal caster |
| CN201573488U (en) * | 2009-09-25 | 2010-09-08 | 胡坚兴 | Central control caster wheel |
| CN203920259U (en) * | 2014-03-26 | 2014-11-05 | 宁波秀禾五金机械有限公司 | A kind of overall plastic castor |
-
2014
- 2014-06-27 CN CN201410299465.1A patent/CN104589915A/en active Pending
- 2014-06-27 CN CN201420353104.6U patent/CN203920259U/en not_active Expired - Lifetime
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5303450A (en) * | 1991-11-16 | 1994-04-19 | Albert Schulte Sohne Gmbh & Co. | Caster for use on mobile hospital beds and the like |
| US20060137092A1 (en) * | 2003-01-22 | 2006-06-29 | Reinke Christian H | Brake/steer mechanism for patient support apparatus |
| CN2774449Y (en) * | 2004-11-26 | 2006-04-26 | 马英华 | Brake system for castor of sick bed |
| CN2860901Y (en) * | 2005-11-11 | 2007-01-24 | 商尼制轮实业股份有限公司 | Dual-wheel center-control truckle |
| CN201376461Y (en) * | 2009-03-31 | 2010-01-06 | 庄义泰 | Braking universal caster |
| CN201573488U (en) * | 2009-09-25 | 2010-09-08 | 胡坚兴 | Central control caster wheel |
| CN203920259U (en) * | 2014-03-26 | 2014-11-05 | 宁波秀禾五金机械有限公司 | A kind of overall plastic castor |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105015270A (en) * | 2015-08-14 | 2015-11-04 | 宁波秀禾科技有限公司 | Full-plastic center control caster |
| CN106671699A (en) * | 2016-12-09 | 2017-05-17 | 无锡市中冠物流设备有限公司 | Electrically controlled medical castor device |
| CN106671699B (en) * | 2016-12-09 | 2023-08-11 | 无锡市中冠医疗设备有限公司 | Electric control medical castor device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN203920259U (en) | 2014-11-05 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150506 |
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| RJ01 | Rejection of invention patent application after publication |