CN104228916B - Brake pull unit in go-cart - Google Patents
Brake pull unit in go-cart Download PDFInfo
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- CN104228916B CN104228916B CN201410482856.7A CN201410482856A CN104228916B CN 104228916 B CN104228916 B CN 104228916B CN 201410482856 A CN201410482856 A CN 201410482856A CN 104228916 B CN104228916 B CN 104228916B
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- eccentric
- briquetting
- push rod
- cavity
- cart
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Abstract
nullA kind of brake pull unit in go-cart，Including the press section being installed on go-cart push rod (1)，Press section arranges stay cord (2)，Press section includes briquetting (3)、Eccentric (4)，Eccentric (4) can be arranged in push rod (1) inner chamber to eccentric rotary by eccentric shaft (41)，The side corresponding with push rod (1) both sides, eccentric shaft (41) two ends fixes，Briquetting (3) is positioned in the inner chamber of push rod (1)，Briquetting (3) is vertically provided with bar shaped chamber (31)，The bottom of briquetting (3) is provided with cavity (32)，Eccentric (4) stretches in cavity (32)，It is connected actively with briquetting (3)，The eccentric shaft (41) of eccentric (4) is positioned at bar shaped chamber (31) position of briquetting (3)，The bottom surface of stay cord (2) pile warp eccentric (4) also fixes through the block button hole (43) of eccentric (4) and the end face of block button hole (43)，And it is provided with locking mechanism in briquetting (3).It is an advantage of the current invention that: rapid operation is convenient, sound construction is compact, service life is long.
Description
Technical field
The present invention relates to a kind of brake gear manufacture technology field, a kind of brake pull unit in go-cart.
Background technology
The China of existing a kind of Patent No. CN200520097983.1 entitled " Luggage Cart brake gear " is practical new
Type patent discloses a kind of Luggage Cart brake gear, and it includes brake shoes assembly, and brake shoes assembly connects brake cable, stops
Fare tension adjusting device, brake cable other end connecting eccentric wheel, brake cable is drawn after being looped around eccentric.Due to this reality
Draw after eccentric by novel employing brake cable, thus change force structure and the direction of eccentric, then
The problem solving eccentric not easy fracture.But, the fact that this device fails to change eccentric narrow portion by bigger pulling force, and
In rotation process at force close to rotating shaft, the most laborsaving, therefore the structure of this device also needs to improve further.
Summary of the invention
The technical problem to be solved is to provide a kind of rapid operation convenience, knot for above-mentioned prior art present situation
Structure is firm, the brake pull unit in go-cart of length in service life.
The present invention solves first technical scheme that above-mentioned technical problem used: this pulls dress for the brake in go-cart
Put, including the press section being installed on go-cart push rod, described press section is provided with and controls the stay cord that go-cart is braked, its
Be characterised by: described press section include briquetting, with vertically arranged and can the eccentric of eccentric rotary, described eccentric leads to
It is arranged in the inner chamber of push rod with crossing eccentric shaft energy eccentric rotary, the side phase that described eccentric shaft two ends are corresponding with push rod both sides
Fixing, described briquetting can be inserted in the inner chamber of push rod up or down, and briquetting is vertically provided with bar shaped chamber, briquetting
Bottom be provided with the cavity that eccentric can be made to stretch into, described eccentric stretches in the cavity of briquetting, and passes through eccentric
On mounting hole eccentric is movably connected with briquetting by eccentric pin shaft together with, the eccentric shaft of described eccentric is positioned at
The position, bar shaped chamber that briquetting can move up and down, one end of described stay cord is connected through push rod and go-cart brake, described in draw
The rope other end is fixed together with block button hole end face through the bottom surface of eccentric and through the block button hole of eccentric；And pressing
The locking being provided with energy unlocked position after energy latched position presses again after press section is depressed on briquetting and reset
Mechanism.
As improvement, the bottom arc surface fovea superior of described eccentric is provided with and stay cord can be made to be embedded at eccentric bottom surface actively
On groove, described block button hole is positioned on the side edge of eccentric eccentric shaft.
As improvement, described briquetting include being positioned at top by cap and the inserted block inserted in push rod, described inserted block passes through the end
The bar shaped chamber of portion's opening also can be inserted in the inner chamber of push rod with eccentric shaft up or down for guide rail, described eccentric upper
Portion stretches into the cavity of inserted block from the bottom of inserted block and is pivotally connected together with eccentric pin shaft, described is positioned at push rod by cap
Outside top.
As improvement, described locking mechanism includes spacing connecting rod and is arranged at the annular groove of red heart shape on inserted block one side,
Being provided with the resetting means that briquetting can be kept to be lifted up in briquetting, described annular groove is by the right groove cavity, the right side
Top groove cavity, limit, upper left groove cavity, left side groove cavity surround, the right groove of junction, bottom in described annular groove
The left side to be deeper than, chamber groove cavity, described top right-hand side groove cavity to be deeper than the right groove cavity, and limit, described upper left groove cavity to be deeper than
Top right-hand side groove cavity, limit, groove upper left the to be deeper than groove cavity at groove cavity top, the described left side, described spacing connecting rod is by upper horizontal stroke
Bar, middle montant and sheer pole connect into the pole of " Z " character form structure, can plant annular actively in described cross tube end
In groove, the end of described sheer pole is connected with push rod side actively.
As improvement, described push rod can be provided with the shell that can be positioned on push rod press section, described shell passes through
Axostylus axostyle is fixed together with push rod.
As improvement, described resetting means is the spring being placed in inserted block, the upper end of described spring with by the bottom phase of cap
Contact, and the lower end of described spring supports mutually with axostylus axostyle.
As improvement, the lateral surface of described spacing connecting rod can be provided with and can compress middle montant and make spacing connecting rod without departing from position
Located lateral bar.
Improving, on described shell one side, dismountable type is provided with cover plate, and the two ends of described located lateral bar are for being fixed on lid again
On the medial surface of plate.
Improving, described cover plate is fixed on the side of shell by the dop recessed phase buckle of card corresponding with on shell again.
The present invention solves second technical scheme that above-mentioned technical problem used: the brake in go-cart pulls dress
Putting, including the press section being installed on go-cart push rod, be provided with the stay cord controlling go-cart brake in described press section, it is special
Levy and be: described press section include briquetting, with vertically arranged and can the eccentric of eccentric rotary, described eccentric passes through
Being arranged in the inner chamber of push rod to eccentric shaft energy eccentric rotary, the side corresponding with push rod both sides, described eccentric shaft two ends is solid mutually
Fixed, described briquetting can be inserted in the inner chamber of push rod up or down, and briquetting is vertically provided with bar shaped chamber, briquetting
Bottom is provided with the cavity that eccentric can be made to stretch into, and described eccentric stretches in the cavity of briquetting, and by eccentric
Mounting hole eccentric is movably connected with briquetting by eccentric pin shaft together with, the eccentric shaft of described eccentric be positioned at by
The position, bar shaped chamber that briquetting can move up and down, described stay cord stretches into the bottom surface of pile warp eccentric and through bias from push rod one end
Wheel pulling buckle hole and extend to the another side of push rod and link together with the fixing bar in push rod, the other end of described stay cord
It is connected with the brake control portion being arranged on push rod one side, and is provided with in briquetting when locking after the pressure of press section
Position can unlocked position and the locking mechanism that resets after pressing again.
Compared with prior art, it is an advantage of the current invention that: compact conformation, installing space is little, can be used in different size
Push rod on, range is wide, for pulling the block button hole of stay cord to move near eccentric center of gravity one on described eccentric
Side, improves and pulls effect, eccentric to be hardly damaged, and extends the use time, and when eccentric rotates simultaneously, angle changes greatly,
Being quick on the draw, braking effect is good, and eccentric passes through the mounting hole on eccentric by eccentric pin shaft by eccentric and briquetting
Being movably connected with together, eccentric pin shaft increases away from eccentric shaft, distance, the most laborsaving during hand pressing, improves and uses
Effect.The connected mode of eccentric and stay cord is that stay cord stretches into the bottom surface of pile warp eccentric on one side and passes eccentric from push rod
The end face of block button hole be fixed together, so improve the Impact direction of eccentric, and stay cord be not easily disconnected from, use effect
Fruit is more preferably.And in briquetting, it is provided with locking mechanism, effectively prevent briquetting due to the restoring force of stay cord and for convenience
Resilience and the resilience force of resetting means installed is upspring suddenly, thus ensure that the reliability of device, it is achieved use and more pacify
Entirely.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of the embodiment of the present invention；
Axonometric chart when Fig. 2 is that in Fig. 1, briquetting is in pressed state；
Fig. 3 is axial section in Fig. 1 (the non-driving status of stay cord)；
Fig. 4 is the profile of Fig. 3 medium pulling rope driving status；
Fig. 5 is Fig. 1 three-dimensional exploded view (the non-depressed state of briquetting)；
Fig. 6 is STRUCTURE DECOMPOSITION figure during briquetting pressure in Fig. 5；
Fig. 7 is the STRUCTURE DECOMPOSITION figure of Fig. 5 different visual angles；
Fig. 8 be in Fig. 1 briquetting and eccentric and spacing be connected between position relationship plane graph；
Fig. 9 is the side projection figure of Fig. 8；
Figure 10 be in Fig. 1 briquetting and eccentric and spacing be connected between position relationship axonometric chart；
Figure 11 is the front projection figure of eccentric in Fig. 1；
Figure 12 is the top view of Figure 11.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
As shown in Figures 1 to 12, the brake pull unit in go-cart of the present embodiment, push away including being installed on go-cart
Press section on bar 1, is provided with the stay cord 2 controlling go-cart brake in described press section, described press section includes briquetting
3, with the vertically arranged and eccentric 4 of energy eccentric rotary, described eccentric 4 can be set to eccentric rotary by eccentric shaft 41
Putting in the inner chamber of push rod 1, the side corresponding with push rod 1 both sides, described eccentric shaft 41 two ends fixes, described pressing
Block 3 can insert in the inner chamber of push rod 1 up or down, and briquetting 3 is vertically provided with bar shaped chamber 31, briquetting 3 times
Portion is provided with the cavity 32 that eccentric 4 can be made to stretch into, and described eccentric 4 stretches in the cavity 32 of briquetting 3, and leads to
Cross together with eccentric 4 is movably connected with by eccentric pin shaft 33 by mounting hole 42 on eccentric 4 with briquetting 3, institute
Stating the eccentric shaft 41 of eccentric 4 and be positioned at the position, bar shaped chamber 31 that briquetting 3 can move up and down, described stay cord 2 is from push rod
1 while stretching into the bottom surface of pile warp eccentric 4 and fixing with the end face of block button hole 43 through the block button hole 43 of eccentric 4
Together.Can certainly by stay cord 2 from push rod 1 while stretching into the bottom surface of pile warp eccentric 4 and through eccentric 4
Block button hole 43 is connected with the fixing bar of push rod 1 another side, specifically can by design requirement depending on.Briquetting 3 sets
The locking mechanism being equipped with energy unlocked position after energy latched position presses again after press section is depressed and reset.Eccentric
The bottom arc surface fovea superior of wheel 4 is provided with the groove 44 that stay cord 2 can be made to be embedded on eccentric 4 bottom surface actively, described
Block button hole 43 is positioned on the side edge of eccentric eccentric shaft 41.One end of described stay cord 2 and the fixing post on push rod 1
It is connected, and other end pile warp eccentric groove 44 through block button hole 43 and the brake being arranged on push rod 1 another side
Control portion is connected.Described briquetting 3 include being positioned at top by cap 34 and the inserted block 35 inserted in push rod 1, described
Inserted block 35 passes through the bar shaped chamber 31 of bottom opening and can be inserted in push rod 1 with eccentric shaft 41 up or down for guide rail
In inner chamber, the top of described eccentric 4 stretch into from the bottom of inserted block 35 cavity 32 of inserted block 35 with eccentric pin shaft 33
It is pivotally connected together, described is positioned at outside the top of push rod 1 by cap 34.Described locking mechanism includes spacing connecting rod 5
Be arranged at the annular groove 6 of red heart shape on inserted block 35 one side, briquetting 3 is provided with and can keep briquetting 3
The resetting means being lifted up, described annular groove 6 is recessed by the right groove cavity 61, top right-hand side groove cavity 62, limit, upper left
Vallecular cavity 63, left side groove cavity 64 surround, the right groove cavity 61 left side to be deeper than of junction, bottom in described annular groove 6
Limit groove cavity 64, described top right-hand side groove cavity 62 to be deeper than the right groove cavity 61, and limit, described upper left groove cavity 63 wants deep
In top right-hand side groove cavity 62, limit, groove upper left the to be deeper than groove cavity 63 at groove cavity 64 top, the described left side, described spacing
Connecting rod 5 is connected into the pole of " Z " character form structure, described cross tube by cross tube 51, middle montant 52 and sheer pole 53
Can plant in annular groove 6 actively in 51 ends, the end of described sheer pole 53 is connected with push rod 1 side actively.
Being provided with the shell 7 that can be positioned press section on push rod 1 on described push rod 1, described shell 7 passes through axostylus axostyle 71 and pushes away
Bar 1 is fixed together.The elastic force that this brake pull unit being used in go-cart only relies on stay cord just reaches the reset of briquetting
Effect, but in order to reach more preferable using effect, can additionally increase resetting means, described resetting means is slotting for being placed on
Spring (being not drawn in picture) in block, the upper end of described spring contacts mutually with by the bottom of cap, and the lower end of described spring with
Axostylus axostyle 71 phase supports.It is provided with on the lateral surface of described spacing connecting rod 5 and can compress middle montant 52 and make spacing connecting rod 5 the most inclined
Off normal the located lateral bar 8 put.On described shell 7 one side, dismountable type arranges cover plate 9, described located lateral bar 8
Two ends are to be fixed on the medial surface of cover plate；Described cover plate 9 is by the dop 91 recessed phase buckle of card corresponding with on shell 7
It is fixed on the side of shell 7.
Operation principle: after hand pressing briquetting, band movable eccentric wheel rotates, block button hole tension stay cord, simultaneously, limit
The cross tube of position connecting rod rotates in annular groove.When briquetting reaches predetermined pressed state, stay cord is tightened up, upper horizontal stroke
Bar is buckled in heart-shaped cannelure top, locks briquetting, and go-cart is in braking state.Fast when again pressing down on pressing
Time, cross tube continue in annular groove rotate, buckle status gets loose, briquetting under the effect of stay cord or resetting means,
Resilience, stay cord relaxes, and releases braking state.
Claims (10)
1. the brake pull unit in the go-cart, including the press section being installed on go-cart push rod (1), described presses
Splenium is provided with the stay cord (2) controlling go-cart brake, it is characterised in that: described press section includes briquetting (3), with perpendicular
To arranging and the eccentric (4) of energy eccentric rotary, described eccentric (4) can be arranged on to eccentric rotary by eccentric shaft (41)
In the inner chamber of push rod (1), the side corresponding with push rod (1) both sides, described eccentric shaft (41) two ends fixes, described briquetting
(3) can insert in the inner chamber of push rod (1) up or down, briquetting (3) is vertically provided with bar shaped chamber (31), briquetting (3)
Bottom be provided with the cavity (32) that eccentric (4) can be made to stretch into, described eccentric (4) stretches into the cavity (32) of briquetting (3)
In, and by the mounting hole (42) on eccentric (4) by eccentric pin shaft (33) by eccentric (4) with briquetting (3) actively
Linking together, the eccentric shaft (41) of described eccentric (4) is positioned at bar shaped chamber (31) position that briquetting (3) can move up and down
Putting, one end of described stay cord (2) is connected with go-cart brake through push rod, and described stay cord (2) other end is through eccentric (4)
Bottom surface and be fixed together through the block button hole (43) of eccentric (4) with block button hole (43) end face；And in briquetting (3)
On be provided with after press section is depressed can latched position press again after can unlocked position and the locking mechanism that resets.
Brake pull unit the most according to claim 1, it is characterised in that: the bottom circular arc of described eccentric (4)
Face fovea superior is provided with the groove (44) that stay cord (2) can be made to be embedded at actively on eccentric (4) bottom surface, described block button hole (43)
It is positioned on the side edge of eccentric eccentric shaft (41).
Brake pull unit the most according to claim 2, it is characterised in that: described briquetting (3) includes being positioned at top
Portion by cap (34) and the inserted block (35) inserted in push rod (1), the described inserted block (35) the bar shaped chamber (31) by bottom opening
And be that guide rail can be inserted in the inner chamber of push rod (1) up or down with eccentric shaft (41), the top of described eccentric (4) from
The bottom of inserted block (35) is stretched in the cavity (32) of inserted block (35) and is pivotally connected together with eccentric pin shaft (33), described presses
Cap (34) is positioned at outside the top of push rod (1).
4. according to described brake pull unit arbitrary in claims 1 to 3, it is characterised in that: described locking mechanism
Including spacing connecting rod (5) and the annular groove (6) that is arranged at red heart shape on inserted block (35) one side, briquetting (3) sets
Being equipped with the resetting means that briquetting (3) can be kept to be lifted up, described annular groove (6) is by the right groove cavity (61), upper right
Limit groove cavity (62), limit, upper left groove cavity (63), left side groove cavity (64) surround, and in described annular groove (6), bottom is handed over
The right groove cavity (61) left side to be deeper than groove cavity (64) at the place of connecing, described top right-hand side groove cavity (62) to be deeper than the right groove
Chamber (61), limit, described upper left groove cavity (63) top right-hand side to be deeper than groove cavity (62), groove cavity (64) top, the described left side
Limit groove cavity, groove upper left to be deeper than (63), described spacing connecting rod (5) is by cross tube (51), middle montant (52) and sheer pole
(53) connecting into the pole of " Z " character form structure, described cross tube (51) end can be inserted in annular groove (6) actively,
The end of described sheer pole (53) is connected with push rod (1) side actively.
5. according to the brake pull unit described in claim 4, it is characterised in that: being provided with on described push rod (1) can will be by
Splenium is positioned the shell (7) on push rod (1), and described shell (7) is fixed together with push rod (1) by axostylus axostyle (71).
Brake pull unit the most according to claim 5, it is characterised in that: described resetting means is slotting for being placed on
Spring in block, the upper end of described spring contacts mutually with by the bottom of cap, and the lower end of described spring is propped up mutually with axostylus axostyle (71)
Support.
Brake pull unit the most according to claim 6, it is characterised in that: the lateral surface of described spacing connecting rod (5)
On be provided with and can compress middle montant (52) and make spacing connecting rod (5) without departing from the located lateral bar (8) of position.
Brake pull unit the most according to claim 7, it is characterised in that: shirk on described shell (7) one side
Formula is provided with cover plate (9), and the two ends of described located lateral bar (8) are fixed on the medial surface of cover plate.
Brake pull unit the most according to claim 8, it is characterised in that: described cover plate (9) passes through dop (91)
Go up the recessed phase buckle of the most corresponding card with shell (7) and be fixed on the side of shell (7).
10. the brake pull unit in go-cart, including the press section being installed on go-cart push rod (1), described
Press section is provided with control go-cart brake stay cord (2), it is characterised in that: described press section include briquetting (3), with
Vertically arranged and can the eccentric (4) of eccentric rotary, described eccentric (4) can be arranged on eccentric rotary ground by eccentric shaft (41)
In the inner chamber of push rod (1), the side corresponding with push rod (1) both sides, described eccentric shaft (41) two ends fixes, described pressing
Block (3) can insert in the inner chamber of push rod (1) up or down, and briquetting (3) is vertically provided with bar shaped chamber (31), briquetting
(3) bottom is provided with the cavity (32) that eccentric (4) can be made to stretch into, and described eccentric (4) stretches into the cavity of briquetting (3)
(32) in, and eccentric (4) is lived with briquetting (3) by eccentric pin shaft (33) by the mounting hole (42) on eccentric (4)
Linking together, the eccentric shaft (41) of described eccentric (4) is positioned at the bar shaped chamber (31) that briquetting (3) can move up and down dynamicly
Position, the bottom surface of pile warp eccentric (4) is stretched into and through eccentric (4) in one end of described stay cord (2) from push rod (1) one end
Pulling buckle hole (43) and extend to the another side of push rod (1) and link together with the fixing bar in push rod (1), described stay cord (2)
The other end be connected with the brake control portion being arranged on push rod (1) one side, and be provided with in briquetting (3) when pressing
After portion's pressure can latched position press again after can unlocked position and the locking mechanism that resets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410482856.7A CN104228916B (en) | 2014-09-17 | 2014-09-17 | Brake pull unit in go-cart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410482856.7A CN104228916B (en) | 2014-09-17 | 2014-09-17 | Brake pull unit in go-cart |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104228916A CN104228916A (en) | 2014-12-24 |
| CN104228916B true CN104228916B (en) | 2016-09-21 |
Family
ID=52218049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410482856.7A Expired - Fee Related CN104228916B (en) | 2014-09-17 | 2014-09-17 | Brake pull unit in go-cart |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104228916B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104742247A (en) * | 2015-04-20 | 2015-07-01 | 黄成存 | Novel circulation pressure maintaining vehicle capable of automatically unlocking |
| JP6304827B2 (en) * | 2015-12-15 | 2018-04-04 | 株式会社ネオスター | Cart with lock mechanism |
| CN109058277A (en) * | 2018-09-28 | 2018-12-21 | 苏州市春菊电器有限公司 | A kind of brake thread casing fixed structure |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4387908A (en) * | 1981-05-01 | 1983-06-14 | Tapani Kroger | Trotter exercising cart |
| JPH1156438A (en) * | 1997-08-21 | 1999-03-02 | Kazuhiro Ohinata | Travelling bag |
| JP3463800B2 (en) * | 2000-03-03 | 2003-11-05 | パラマウントベッド株式会社 | Parking brake mechanism |
| CN2830192Y (en) * | 2005-09-08 | 2006-10-25 | 武汉创元铝制休闲用品有限责任公司 | Barrow brake |
| WO2009021146A1 (en) * | 2007-08-08 | 2009-02-12 | Samsonite Corporation | Brake system for luggage case |
| CN201597613U (en) * | 2010-01-23 | 2010-10-06 | 黄宏亭 | Pedaled brake mechanism of lorry |
| CN204137083U (en) * | 2014-09-17 | 2015-02-04 | 茅鸿勇 | Brake pull unit in go-cart |
-
2014
- 2014-09-17 CN CN201410482856.7A patent/CN104228916B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN104228916A (en) | 2014-12-24 |
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Effective date of registration: 20160803 Address after: 315000 Zhongshan West Road, Haishu District, Zhejiang, No. 1008, No. Applicant after: Ningbo Haishu Tianhua Product Design Co., Ltd. Address before: Jiangdong District in Zhejiang province Ningbo City Kegon street 315000 Lane 169 No. 18 room 406 Applicant before: Mao Hongyong |
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