CN208359831U - A kind of castor steps on bar braking system - Google Patents

A kind of castor steps on bar braking system Download PDF

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Publication number
CN208359831U
CN208359831U CN201820565995.XU CN201820565995U CN208359831U CN 208359831 U CN208359831 U CN 208359831U CN 201820565995 U CN201820565995 U CN 201820565995U CN 208359831 U CN208359831 U CN 208359831U
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CN
China
Prior art keywords
rivet
bar
braking system
elastic slice
shaft
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.)
Expired - Fee Related
Application number
CN201820565995.XU
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Chinese (zh)
Inventor
顾兴锋
葛银贵
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xingfeng Caster Jiangsu Co ltd
Original Assignee
Granary Xing Feng Castor Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
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Priority to CN201820565995.XU priority Critical patent/CN208359831U/en
Application granted granted Critical
Publication of CN208359831U publication Critical patent/CN208359831U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of castors to step on bar braking system, it include: spring, step on bar, idler wheel, mounting base, slewing equipment and rolling wheel support, the idler wheel is located between the support plate of two sides, the first rivet being provided between two pieces of support plates above idler wheel, elastic slice is provided on first rivet, the bar of stepping on includes shaft and L shape curved bar, the shaft is arranged between two pieces of support plates and is located at the first rivet side, the L shape curved bar is located on the outside of support plate and is connected with one end of shaft, the spring is arranged on the first rivet to drive elastic slice bottom to be flipped up, the shaft is contacted with the lower top of elastic slice, indent is provided with plane in the outer circle of the shaft or evagination is provided with boss.By the above-mentioned means, castor described in the utility model steps on bar braking system, using the plane or boss in shaft, the bottom of elastic slice bottom can be driven under lesser rotating distance and carries out the braking of idler wheel, bigger brake weight can be provided.

Description

A kind of castor steps on bar braking system
Technical field
The utility model relates to castor technical fields, step on bar braking system more particularly to a kind of castor.
Background technique
In order to promote the stability in use of cart, the wheel group self-contained brake of part cart can trample triggering brake Device and braked, avoid the rotation of wheel group.
Tradition tramples triggering brake gear and the structure of other existing caster brake systems is too complicated, and elastic piece structure Fragility is easy rebound, can not provide enough brake weights, lead to brake failure, brake travel is big, needs to improve.
Utility model content
The utility model steps on bar braking system mainly solving the technical problems that providing a kind of castor, promotes brake operation just Benefit and stability.
In order to solve the above technical problems, the technical solution that the utility model uses is: providing a kind of castor and step on bar system Dynamic system, comprising: spring steps on bar, idler wheel, mounting base, slewing equipment and rolling wheel support, and the mounting base is located at idler wheel branch The top of frame, the slewing equipment are connected between mounting base and rolling wheel support, and the rolling wheel support two sides are provided with downwards The support plate of extension, the idler wheel are located between the support plate of two sides, are provided with above idler wheel between two pieces of support plates First rivet is provided with elastic slice on first rivet, and the bar of stepping on includes shaft and L shape curved bar, and the shaft is arranged two Between block support plate and it is located at the first rivet side, the L shape curved bar is located on the outside of support plate and is connected with one end of shaft, The spring is arranged on the first rivet to drive elastic slice bottom to be flipped up, and the shaft is contacted with the lower top of elastic slice, Indent is provided with plane in the outer circle of the shaft or evagination is provided with boss.
In one preferred embodiment of the utility model, the elastic slice is 304 stainless steel elastic slices, the mounting base lower section It is provided with the dirt-proof boot extended on the outside of slewing equipment.
In one preferred embodiment of the utility model, the spring is torsionspring, the spring and the first rivet phase With one heart, one end of the spring extends to rolling wheel support bottom, and the other end extends to the bottom part down of elastic slice.
In one preferred embodiment of the utility model, the half tooth spiral shell of round end through idler wheel is provided in the support plate Bolt, the half tooth bolt end of round end are provided with fastening nut.
In one preferred embodiment of the utility model, it is provided on half tooth bolt of round end corresponding with roller inner holes Bearing.
In one preferred embodiment of the utility model, first rivet is head socket shank rivet, the shaft and L Shape curved bar is integrated.
In one preferred embodiment of the utility model, the bottom face of the elastic slice, which is provided with, is directed toward first turning over for idler wheel Plate, the upper top of the elastic slice are provided with the second turnover panel for being directed toward rolling wheel support bottom.
In one preferred embodiment of the utility model, the quantity of first turnover panel is two pieces, the first turnover panel and second Turnover panel is respectively that elastic slice part is stamped to form.
In one preferred embodiment of the utility model, the slewing equipment includes the first annulus and the second annulus, described First annulus is arranged in the top of rolling wheel support and is located at the lower section of mounting base, and second annulus and the first annulus are mutually concentric And it is located at the lower section of rolling wheel support, the second rivet through the first annulus and the second annulus is provided in the middle part of the mounting base, It is provided with first steel ball of circle between the rolling wheel support and the first annulus, is provided between the rolling wheel support and the second annulus One the second steel ball of circle.
In one preferred embodiment of the utility model, second rivet is tack solid rivet and bottom is provided with pad Piece, the first diameter of the steel ball 6mm, the second diameter of the steel ball 5mm.
The beneficial effects of the utility model are: a kind of castor that the utility model is pointed out steps on bar braking system, abandon existing Some 64Mn steel discs use 304 stainless steel elastic slices, using the plane or boss in shaft, under lesser rotating distance The bottom of elastic slice bottom can be driven and carry out the braking of idler wheel, bigger brake weight can be provided, and brake and stablize, no It is easy rebound, easy to operate, use is safer.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings Obtain other attached drawings, in which:
Fig. 1 is that a kind of castor of the utility model steps on the structural schematic diagram that bar braking system unifies preferred embodiment;
Fig. 2 is that a kind of castor of the utility model steps on the perspective view that bar braking system unifies preferred embodiment.
Specific embodiment
Below by the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described Embodiment is only a part of the embodiment of the utility model, instead of all the embodiments.Based on the implementation in the utility model Example, all other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to The range of the utility model protection.
Fig. 1 ~ Fig. 2 is please referred to, the utility model embodiment includes:
A kind of castor steps on bar braking system, comprising: spring 12 steps on bar, idler wheel 9, mounting base 1, slewing equipment and idler wheel Bracket 13, the mounting base 1 are located at the top of rolling wheel support 13, and the slewing equipment is connected to mounting base 1 and idler wheel branch Between frame 13, facilitate the rotation of rolling wheel support 13.
The slewing equipment includes the first annulus 15 and the second annulus 4, and first annulus 15 is arranged in rolling wheel support 13 Top and be located at mounting base 1 lower section, first steel ball of circle is provided between the rolling wheel support 13 and the first annulus 15 14, the 14 diameter 6mm of the first steel ball, second annulus 4 is concentric with 15 phase of the first annulus and is located under rolling wheel support 13 Side, is provided with second steel ball of circle 3 between the rolling wheel support 13 and the second annulus 4, second steel ball 3 diameter 5mm, and first Steel ball 14 and the second steel ball 3 support the rotation of rolling wheel support 13.
It is provided with the second rivet 16 through the first annulus 15 and the second annulus 4 in the middle part of the mounting base 1, described second Rivet 16 is tack solid rivet and bottom is provided with gasket 17, using the cooperation of gasket 17 and the second rivet 16, carries out first The axial limiting of annulus 15 and the second annulus 4.The dirt-proof boot extended on the outside of slewing equipment is provided with below the mounting base 1 2, dirt-proof boot 2 carries out the dust-proof of the first steel ball 14 and the second steel ball 3.
13 two sides of rolling wheel support are provided with the support plate 11 extended downwardly, and the idler wheel 9 is located at the support plate of two sides Between 11, half tooth bolt 8 of round end through idler wheel 9, half tooth bolt of round end, the 8 end setting are provided in the support plate 11 There are fastening nut, installation convenience.Bearing 10 corresponding with 9 inner hole of idler wheel, back-up roller wheel are provided on half tooth bolt 8 of round end 9 rotation.
The first rivet 18 being provided with above idler wheel 9 between two pieces of support plates 11 is arranged on first rivet 18 There is elastic slice 6, the first rivet 18 can be with the swing of support elastic sheet 6, and the bar of stepping on includes shaft 5 and L shape curved bar 19, the shaft 5 It is arranged between two pieces of support plates 11 and is located at 18 side of the first rivet, shaft 5 is parallel with the first rivet 18, non-interference.
It is provided with mounting hole corresponding with shaft 5 in support plate 11, is provided with arc groove in the mounting hole, in shaft 5 It is provided with the limit film being located in arc groove, swing angle of the limit film in arc groove is limited, limits the rotation angle of shaft 5 Degree.
The L shape curved bar 19 is located at 11 outside of support plate and is connected with one end of shaft 5, the shaft 5 and L shape curved bar 19 are integrated, and the rotation brake that L shape curved bar 19 carries out shaft 5 can be stepped on foot.The spring 12 is arranged in the first rivet To drive 6 bottom of elastic slice to be flipped up on 18, the shaft 5 is contacted with the lower top of elastic slice 12, in the outer circle of the shaft 5 Indent is provided with plane or evagination is provided with boss.When indent is provided with plane in the outer circle of shaft 5, plane and elastic slice 12 Lower top contacts and the bottom face of elastic slice 12 and 9 outer circle of idler wheel is made to keep certain interval, and shaft 5 rotates by a certain angle Afterwards, the outer circle of shaft 5 contacts and makes the bottom face bottom of elastic slice 12 with the lower top of elastic slice 12, finally and outside idler wheel 9 Circle is contacted and is braked, and the elastic slice 6 is 304 stainless steel elastic slices, stable structure, it is not easy to spring back.
The spring 12 is torsionspring, and the spring 12 and the first rivet 18 are mutually concentric, and one end of the spring 12 is prolonged Extend to 13 bottom of rolling wheel support, the other end extends to the bottom part down of elastic slice 6, compressed after braking and to 6 bottom of elastic slice generate to The active force of upper overturning facilitates release to brake.
First rivet 18 is head socket shank rivet, and the bottom face of the elastic slice 6, which is provided with, is directed toward the of idler wheel 9 One turnover panel 7 promotes insensitivity, and the upper top of the elastic slice 6 is provided with the second turnover panel for being directed toward 13 bottom of rolling wheel support, The top of elastic slice 6 is limited.The quantity of first turnover panel 7 is two pieces, and the first turnover panel 7 and the second turnover panel are respectively elastic slice 6 parts are stamped to form, stable structure.
In conclusion a kind of castor that the utility model is pointed out steps on bar braking system, sound construction, brake operating is easy, Stroke is short, and braking effect is stablized, and use is safer.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all Using equivalent structure or equivalent flow shift made by the utility model description, it is applied directly or indirectly in other phases The technical field of pass, is also included in the patent protection scope of the utility model.

Claims (10)

1. a kind of castor steps on bar braking system characterized by comprising spring, step on bar, idler wheel, mounting base, slewing equipment and Rolling wheel support, the mounting base are located at the top of rolling wheel support, and the slewing equipment is connected to mounting base and rolling wheel support Between, the rolling wheel support two sides are provided with the support plate extended downwardly, and the idler wheel is located between the support plate of two sides, and two pieces The first rivet being provided with above idler wheel between support plate is provided with elastic slice on first rivet, and the bar of stepping on includes Shaft and L shape curved bar, the shaft are arranged between two pieces of support plates and are located at the first rivet side, and the L shape curved bar is located at Simultaneously it is connected with one end of shaft on the outside of support plate, the spring is arranged on the first rivet to drive elastic slice bottom to turning over Turn, the shaft is contacted with the lower top of elastic slice, and indent is provided with plane or is provided with boss in the outer circle of the shaft.
2. castor according to claim 1 steps on bar braking system, which is characterized in that the elastic slice is 304 stainless steel elastic slices, The dirt-proof boot extended on the outside of slewing equipment is provided with below the mounting base.
3. castor according to claim 1 steps on bar braking system, which is characterized in that the spring is torsionspring, described Spring and the first rivet are mutually concentric, and one end of the spring extends to rolling wheel support bottom, and the other end extends to the bottom of elastic slice Lower section.
4. castor according to claim 1 steps on bar braking system, which is characterized in that be provided in the support plate through rolling Half tooth bolt of round end of wheel, the half tooth bolt end of round end are provided with fastening nut.
5. castor according to claim 4 steps on bar braking system, which is characterized in that be provided on half tooth bolt of round end Bearing corresponding with roller inner holes.
6. castor according to claim 1 steps on bar braking system, which is characterized in that first rivet is head socket shank Rivet, the shaft and L shape curved bar are integrated.
7. castor according to claim 1 steps on bar braking system, which is characterized in that the bottom face of the elastic slice is provided with It is directed toward the first turnover panel of idler wheel, the upper top of the elastic slice is provided with the second turnover panel for being directed toward rolling wheel support bottom.
8. castor according to claim 7 steps on bar braking system, which is characterized in that the quantity of first turnover panel is two Block, the first turnover panel and the second turnover panel are respectively that elastic slice part is stamped to form.
9. castor according to claim 1 steps on bar braking system, which is characterized in that the slewing equipment includes the first annulus With the second annulus, first annulus is arranged in the top of rolling wheel support and is located at the lower section of mounting base, second annulus The lower section mutually concentric and positioned at rolling wheel support with the first annulus, the mounting base middle part are provided with through the first annulus and second Second rivet of annulus is provided with first steel ball of circle, the rolling wheel support and between the rolling wheel support and the first annulus Second steel ball of circle is provided between two annulus.
10. castor according to claim 9 steps on bar braking system, which is characterized in that second rivet is that tack is solid Rivet and bottom are provided with gasket, the first diameter of the steel ball 6mm, the second diameter of the steel ball 5mm.
CN201820565995.XU 2018-04-20 2018-04-20 A kind of castor steps on bar braking system Expired - Fee Related CN208359831U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820565995.XU CN208359831U (en) 2018-04-20 2018-04-20 A kind of castor steps on bar braking system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820565995.XU CN208359831U (en) 2018-04-20 2018-04-20 A kind of castor steps on bar braking system

Publications (1)

Publication Number Publication Date
CN208359831U true CN208359831U (en) 2019-01-11

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820565995.XU Expired - Fee Related CN208359831U (en) 2018-04-20 2018-04-20 A kind of castor steps on bar braking system

Country Status (1)

Country Link
CN (1) CN208359831U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108297617A (en) * 2018-04-20 2018-07-20 太仓兴锋脚轮有限公司 A kind of castor steps on bar braking system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108297617A (en) * 2018-04-20 2018-07-20 太仓兴锋脚轮有限公司 A kind of castor steps on bar braking system
CN108297617B (en) * 2018-04-20 2023-12-05 太仓兴锋脚轮有限公司 Caster pedal rod braking system

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GR01 Patent grant
GR01 Patent grant
CP01 Change in the name or title of a patent holder

Address after: 215434 No. 11 Zhibei Road, Fuqiao Town, Taicang City, Suzhou City, Jiangsu Province

Patentee after: XINGFENG CASTER (JIANGSU) Co.,Ltd.

Address before: 215434 No. 11 Zhibei Road, Fuqiao Town, Taicang City, Suzhou City, Jiangsu Province

Patentee before: TAICANG XINGFENG CASTER Co.,Ltd.

CP01 Change in the name or title of a patent holder
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190111

CF01 Termination of patent right due to non-payment of annual fee