CN110203271A - A kind of cart with two-brake structure - Google Patents
A kind of cart with two-brake structure Download PDFInfo
- Publication number
- CN110203271A CN110203271A CN201910395927.2A CN201910395927A CN110203271A CN 110203271 A CN110203271 A CN 110203271A CN 201910395927 A CN201910395927 A CN 201910395927A CN 110203271 A CN110203271 A CN 110203271A
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- Prior art keywords
- brake
- cart
- wheel
- push rod
- mounting base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 230000003139 buffering effect Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B5/00—Accessories or details specially adapted for hand carts
- B62B5/04—Braking mechanisms; Locking devices against movement
- B62B5/0438—Braking mechanisms; Locking devices against movement hand operated
- B62B5/0442—Braking mechanisms; Locking devices against movement hand operated using a handle bar alone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B5/00—Accessories or details specially adapted for hand carts
- B62B5/04—Braking mechanisms; Locking devices against movement
- B62B5/0485—Braking mechanisms; Locking devices against movement by braking on the running surface, e.g. the tyre
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
Abstract
The present invention provides a kind of carts with two-brake structure, including trolley rack, it includes chassis and handrail, wheel is provided with below chassis, handrail side is provided with push rod, and braking mechanism includes at least two brake parts, at least two elastomeric elements and at least two brake cables, and brake part is fixedly connected on the lower section on chassis by elastomeric element, the free end of brake part compresses the wheel face of wheel under the driving of elastomeric element, and brake part also passes through the end that brake cable is fixedly connected with push rod.Brake part is arranged on the wheel face of wheel in the present invention, brake part compresses the wheel face of wheel by elastomeric element, i.e. in the absence of external forces cart be in stop stop state, it needs using need to only push push rod when cart to which brake part is pulled away from wheel by brake cable, thus, the present invention makes cart be able to achieve start and stop by the push rod of handrail side compared to the prior art, and principle of braking is that the friction of brake part and wheel face is leaned on gradually to be decelerated to stopping, and buffering effect is good.
Description
Technical field
The present invention relates to cart fields, in particular to a kind of cart with two-brake structure.
Background technique
Cart is the carrying vehicle for being pushed away, being drawn with manpower, it is the first ancestor of all vehicles.Although trolley material carries technology
It continues to develop, but trolley is still used till today as indispensable handbarrow.Trolley obtains in production and life
Extensive use be because it is cheap, maintenance is simple and convenient to operate, from heavy and light, can be in the place that motor vehicles inconvenience uses
Work, it is very convenient in the lighter article of short-haul operation.
Common cart does not have brake function on the market, and slope is encountered in the case where no manual support and is easy landslide,
Therefore a kind of convenient and fast brake structure design is needed to be installed on cart.
Summary of the invention
In consideration of it, brake part is arranged in the present invention on the wheel face of wheel, brake part compresses wheel by elastomeric element
Wheel face, i.e., cart is in stop and stops state in the absence of external forces, need using need to only be pushed when cart push rod to logical
It crosses brake cable and brake part is pulled away from wheel, be able to achieve cart i.e. by the push rod of handrail side and open
Stop, and principle of braking is that the friction of brake part and wheel face is leaned on gradually to be decelerated to stopping, buffering effect is good.
The present invention provides a kind of carts with two-brake structure comprising chassis and handrail are provided with below chassis
Wheel, handrail side are provided with push rod, and braking mechanism includes at least two brake parts, at least two elastomeric elements and at least
Two brake cables, brake part are fixedly connected on the lower section on chassis by elastomeric element, and the free end of brake part is in elastomeric element
Driving under compression wheel wheel face, brake part also passes through the end that brake cable is fixedly connected with push rod.
In a kind of cart with two-brake structure provided by the present invention, brake part is set on the wheel face of wheel, is stopped
Vehicle component by elastomeric element compress wheel wheel face, i.e., in the absence of external forces cart be in stop stop state, need to make
With need to only push push rod when cart so that brake part is pulled away from wheel by brake cable, compared to the prior art cart is passed through
The push rod of handrail side is able to achieve start and stop, and principle of braking is that the friction of brake part and wheel face is leaned on gradually to be decelerated to stopping,
Buffering effect is good.
Thus, mainly had compared to the prior art using a kind of cart with two-brake structure of the present embodiment following excellent
Point:
1) brake is controlled by push rod so that operation is more convenient and more laborsaving.
2) buffering effect to brake is good, is conducive to the balance for keeping cargo on cart.
3) brake part is mounted on the underface of push rod, and linear distance is short to be easily installed.
Further, the first mounting base and the second mounting base are fixedly installed with below chassis, the first mounting base is located at the
Between one wheel and chassis, the second mounting base is between the second wheel and chassis.
In a kind of above-mentioned cart with two-brake structure, as further embodiment, mounting base plays fixed brake
The effect of component and elastomeric element.
Further, at least two brake parts include first brake component and the second brake part, at least two elasticity
Component includes the first elastomeric element and the second elastomeric element, and at least two brake cables include the first brake cable and the second brake cable.
In a kind of above-mentioned cart with two-brake structure, as further and more specifically scheme, two are used
Brake part and the elastomeric element to match and brake cable form two-brake structure, so that two rear-wheels of cart can have brake
Effect.
Further, the first guide sleeve is provided in the first mounting base, first brake component and the first elastomeric element are set to
In first guide sleeve, the second guide sleeve is provided in the second mounting base, the second brake part and the second elastomeric element are set to second and lead
In set.
In a kind of above-mentioned cart with two-brake structure, as further embodiment, guide sleeve plays correcting elastic portion
The effect of part and brake part.
Further, first through hole and the second through-hole are offered on chassis, the first brake cable is arranged in first through hole, and second
Brake cable is arranged in the second through-hole.
In a kind of above-mentioned cart with two-brake structure, as further embodiment, brake cable is connected to by through-hole
Distance required for push rod is most short, on the one hand can save the cost of brake cable, is on the other hand to reduce torque, so that push rod is pushed to
It is more laborsaving when handrail.
Further, third mounting base and the 4th mounting base are arranged on two side levers of handrail respectively, in third mounting base
It is equipped with first rotating shaft and the second shaft, the middle part rotation of the first side lever of push rod is socketed on first rotating shaft；In 4th mounting base
It is equipped with third shaft and the 4th shaft, the middle part rotation of the second side lever of push rod is socketed on third shaft.
In a kind of above-mentioned cart with two-brake structure, as further embodiment, mounting base plays fixed rotating shaft
With the effect of push rod.
Further, the first driving wheel is socketed in the second shaft, one end of the first brake cable is fixed by the first driving wheel
It is connected to the bottom of the first side lever of push rod, the second driving wheel is socketed in the 4th shaft, one end of the second brake cable passes through second
Driving wheel is fixedly connected on the second side lever bottom of push rod.
In a kind of above-mentioned cart with two-brake structure, as further embodiment, driving wheel plays the biography of brake cable
Movement is used, and when push rod is mobile towards handrail, the opposite direction that the bottom of push rod drives brake cable towards handrail is moved, and driving wheel is herein
The effect for playing and changing the brake cable direction of motion is carved, while it is more laborsaving also to reduce torque.
Further, brake part is column structure.
In a kind of above-mentioned cart with two-brake structure, as further embodiment, due to the movement of brake part
Straight up and down, movement of the cylinder in guide sleeve meets this rule the most for track.
Further, the end of brake part is provided with conical head.
In a kind of above-mentioned cart with two-brake structure, as further embodiment, vehicle is close in the border of conical head
The wheel face of wheel, which provides frictional force and realizes to slow down to stop, to stop.
Further, brake cable is all positioned in third guide sleeve.
In a kind of above-mentioned cart with two-brake structure, as further embodiment, guide sleeve plays correcting brake cable
With the effect for protecting brake cable not to be worn.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field
Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as to the present invention
Limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
Fig. 1 is a kind of structural schematic diagram for a kind of cart with two-brake structure that embodiment provides in the present invention；
Fig. 2 is a kind of structural schematic diagram for a kind of cart with two-brake structure that embodiment provides in the present invention；
Fig. 3 is a kind of structural schematic diagram for a kind of cart with two-brake structure that embodiment provides in the present invention；
Fig. 4 is a kind of structural schematic diagram for a kind of cart with two-brake structure that embodiment provides in the present invention.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
It is fully disclosed to those skilled in the art.
Embodiment one:
Referring to Fig. 1-3, a kind of cart with two-brake structure of the offer of the embodiment of the present invention one is shown in figure comprising
Trolley rack 1, trolley rack 1 include chassis 11 and handrail 12, and the lower section on chassis 11 is provided with wheel 13, and 12 side of handrail, which is provided with, to push away
Bar 14, braking mechanism 2 include at least two brake parts 21, at least two elastomeric elements 22 and at least two brake cables 23, are stopped
Vehicle component 21 is fixedly connected on the lower section on chassis 11 by the elastomeric element 22, and the free end of brake part 21 is in elastomeric element
The wheel face of compression wheel 13 under 22 driving, brake part 21 are also fixedly connected on the end of push rod 14 by brake cable 23.
The lower section on chassis 11 is fixedly installed with the first mounting base 111 and the second mounting base 112, and the first mounting base 111 is located at
Between first wheel 31 and chassis 11, the second mounting base 112 is between the second wheel 32 and chassis 11, at least two brake portions
Part 21 includes first brake component 211 and the second brake part 212, and at least two elastomeric elements 22 include the first elastomeric element
221 and second elastomeric element 222, at least two brake cables 23 include the first brake cable 231 and the second brake cable 232, the first mounting base 111
It is inside provided with the first guide sleeve 41, first brake component 211 and the first elastomeric element 221 are set in the first guide sleeve 41, the second peace
It is provided with the second guide sleeve 42 in dress seat 112, the second brake part 212 and the second elastomeric element 222 are set in the second guide sleeve 42,
First through hole and the second through-hole are offered on chassis 11, the first brake cable 231 is arranged in first through hole, and the second brake cable 232 is worn
In in the second through-hole.
Third mounting base 121 and the 4th mounting base 122, third mounting base 121 are arranged on two side levers of handrail 12 respectively
It is inside equipped with first rotating shaft 123 and the second shaft 124, the middle part rotation of the first side lever 141 of push rod 14 is socketed on first rotating shaft
123, third shaft 125 and the 4th shaft 126 are equipped in the 4th mounting base 122, the middle part of the second side lever 142 of push rod 14 turns
It is dynamic to be socketed on third shaft 125；It is socketed with the first driving wheel 127 in second shaft 124, one end of the first brake cable 231 passes through the
One driving wheel 127 is fixedly connected on the bottom of the first side lever 141 of push rod 14, is socketed with the second driving wheel in the 4th shaft 126
128, one end of the second brake cable 232 is fixedly connected on 142 bottom of the second side lever of push rod 14 by the second driving wheel 128, brake
Component 21 is the column structure that end is provided with conical head 213, and brake cable 23 is all positioned in third guide sleeve.
In a kind of cart with two-brake structure provided by the present invention, brake part is set on the wheel face of wheel, is stopped
Vehicle component by elastomeric element compress wheel wheel face, i.e., in the absence of external forces cart be in stop stop state, need to make
With need to only push push rod when cart so that brake part is pulled away from wheel by brake cable, compared to the prior art cart is passed through
The push rod of handrail side is able to achieve start and stop, and principle of braking is that the friction of brake part and wheel face is leaned on gradually to be decelerated to stopping,
Buffering effect is good.
Thus, mainly had compared to the prior art using a kind of cart with two-brake structure of the present embodiment following excellent
Point:
1) brake is controlled by push rod so that operation is more convenient and more laborsaving.
2) buffering effect to brake is good, is conducive to the balance for keeping cargo on cart.
3) brake part is mounted on the underface of push rod, and linear distance is short to be easily installed.
Embodiment two:
Referring to fig. 4, it is shown in figure in a kind of cart with two-brake structure provided by Embodiment 2 of the present invention, this implementation
Example be also further made that on the basis of the various embodiments described above it is following as an improved technical scheme: in the first side lever 141
End open up first through hole, the first lantern ring 5 is equipped in first through hole, the first lantern ring 5 is turned by axle center of first through hole
Dynamic, one end of the first brake cable 231 is fixedly connected on the first lantern ring 5 by the first driving wheel 127；In the end of the second side lever 142
The second through-hole is opened up, the second lantern ring 6 is equipped in the second through-hole, the second lantern ring 6 is rotated using the second through-hole as axle center, and second
One end of brake cable 232 is fixedly connected on the second lantern ring 6 by the second driving wheel 128.Lantern ring in this embodiment plays two works
With, on the one hand be convenient for brake cable fixation, on the other hand make the angle between brake cable and push rod have an adaptive effect, make
Push rod must be pushed more laborsaving.
Embodiment three:
Referring to Fig. 1-3, shown in figure in a kind of cart with two-brake structure that the embodiment of the present invention three provides, this reality
Apply example be also further made that on the basis of the various embodiments described above it is following as an improved technical scheme: will be under chassis 11
All wheels 13 of side all install braking mechanism 2, so as to shorten braking time, keep brake more sensitive.
Example IV:
Referring to Fig. 1-3, shown in figure in a kind of cart with two-brake structure that the embodiment of the present invention three provides, this reality
Apply example be also further made that on the basis of the various embodiments described above it is following as an improved technical scheme: brake part 21 makes
The cylinder of arc groove, the size of size matching 13 wheel face of wheel of arc groove are offered with end, this embodiment can be improved brake
Forced area between 13 wheel face of vehicle component 21 and wheel reduces to stop and stops the required time to improve frictional force.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (10)
1. a kind of cart with two-brake structure characterized by comprising
Trolley rack (1) comprising chassis (11) and handrail (12) is provided with wheel (13) below the chassis (11), described
Handrail (12) side is provided with push rod (14)；
Braking mechanism (2) comprising at least two brake parts (21), at least two elastomeric elements (22) and at least two locks
Line (23), the brake part (21) is fixedly connected on the lower section of the chassis (11) by the elastomeric element (22), described
The free end of brake part (21) compresses the wheel face of the wheel (13), the brake under the driving of the elastomeric element (22)
Component (21) is also fixedly connected on the end of the push rod (14) by the brake cable (23).
2. a kind of cart with two-brake structure according to claim 1, which is characterized in that the lower section of the chassis (11)
It is fixedly installed with the first mounting base (111) and the second mounting base (112), first mounting base (111) is located at the first wheel
(31) between the chassis (11), second mounting base (112) is between the second wheel (32) and the chassis (11).
3. a kind of cart with two-brake structure according to claim 2, which is characterized in that at least two brake portion
Part (21) includes first brake component (211) and the second brake part (212), and at least two elastomeric element (22) includes the
One elastomeric element (221) and the second elastomeric element (222), at least two brake cables (23) include the first brake cable (231) and the
Two brake cables (232).
4. a kind of cart with two-brake structure according to claim 3, which is characterized in that first mounting base
(111) it is provided with the first guide sleeve (41) in, the first brake component (211) and first elastomeric element (221) are set to
In first guide sleeve (41), it is provided with the second guide sleeve (42) in second mounting base (112), second brake part
(212) it is set in second guide sleeve (42) with second elastomeric element (222).
5. a kind of cart with two-brake structure according to claim 3 or 4, which is characterized in that on the chassis (11)
First through hole and the second through-hole are offered, the first brake cable (231) is arranged in the first through hole, second brake cable (232)
It is arranged in second through-hole.
6. a kind of cart with two-brake structure according to claim 1, which is characterized in that the two sides of the handrail (12)
It is arranged with third mounting base (121) and the 4th mounting base (122) on bar respectively, the is equipped in the third mounting base (121)
The middle part rotation of one shaft (123) and the second shaft (124), the first side lever (141) of the push rod (14) is socketed on described the
One shaft (123)；Third shaft (125) and the 4th shaft (126), the push rod are equipped in 4th mounting base (122)
(14) the middle part rotation of the second side lever (142) is socketed on the third shaft (125).
7. a kind of cart with two-brake structure according to claim 6, which is characterized in that second shaft (124)
On be socketed with the first driving wheel (127), one end of first brake cable (231) is fixedly connected on by the first driving wheel (127)
The bottom of the first side lever (141) of the push rod (14) is socketed with the second driving wheel (128) on the 4th shaft (126), institute
The one end for stating the second brake cable (232) is fixedly connected on the second side lever (142) of the push rod (14) by the second driving wheel (128)
Bottom.
8. a kind of cart with two-brake structure according to claim 1, which is characterized in that the brake part (21) is
Column structure.
9. a kind of cart with two-brake structure according to claim 8, which is characterized in that the brake part (21)
End is provided with conical head (213).
10. a kind of cart with two-brake structure according to claim 1, which is characterized in that the brake cable (23) is all fixed
In third guide sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910395927.2A CN110203271A (en) | 2019-05-13 | 2019-05-13 | A kind of cart with two-brake structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910395927.2A CN110203271A (en) | 2019-05-13 | 2019-05-13 | A kind of cart with two-brake structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110203271A true CN110203271A (en) | 2019-09-06 |
Family
ID=67785833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910395927.2A Pending CN110203271A (en) | 2019-05-13 | 2019-05-13 | A kind of cart with two-brake structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110203271A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114987589A (en) * | 2022-06-22 | 2022-09-02 | 郑州理工职业学院 | A transport shallow for machine-building |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107650989A (en) * | 2017-11-08 | 2018-02-02 | 太仓兴锋脚轮有限公司 | A kind of stroller active brake gear |
| CN210822413U (en) * | 2019-05-13 | 2020-06-23 | 兴锋脚轮(江苏)有限公司 | Shallow with dual-brake structure |
-
2019
- 2019-05-13 CN CN201910395927.2A patent/CN110203271A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107650989A (en) * | 2017-11-08 | 2018-02-02 | 太仓兴锋脚轮有限公司 | A kind of stroller active brake gear |
| CN210822413U (en) * | 2019-05-13 | 2020-06-23 | 兴锋脚轮(江苏)有限公司 | Shallow with dual-brake structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114987589A (en) * | 2022-06-22 | 2022-09-02 | 郑州理工职业学院 | A transport shallow for machine-building |
| CN114987589B (en) * | 2022-06-22 | 2024-01-26 | 郑州理工职业学院 | Transfer trolley for mechanical manufacturing |
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