CN109677480A - A kind of hand propelled delivery vehicle, braking control system and application method - Google Patents
A kind of hand propelled delivery vehicle, braking control system and application method Download PDFInfo
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- CN109677480A CN109677480A CN201910160261.2A CN201910160261A CN109677480A CN 109677480 A CN109677480 A CN 109677480A CN 201910160261 A CN201910160261 A CN 201910160261A CN 109677480 A CN109677480 A CN 109677480A
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- control system
- braking control
- shielding casing
- delivery vehicle
- hand
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- 238000000034 method Methods 0.000 title claims abstract description 19
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 34
- 230000008569 process Effects 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000006872 improvement Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 241000208340 Araliaceae Species 0.000 description 3
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 3
- 235000003140 Panax quinquefolius Nutrition 0.000 description 3
- 235000008434 ginseng Nutrition 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000017105 transposition Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 238000003466 welding 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
- B62B5/0447—Braking mechanisms; Locking devices against movement hand operated using elements cooperating with a handle bar
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
- Handcart (AREA)
Abstract
The present invention provides a kind of braking control systems of hand propelled delivery vehicle, the application method and hand propelled delivery vehicle of braking control system, the braking control system is set to the free end of the hand-pushing handle of hand propelled delivery vehicle, it include: shielding casing, the free end of shielding casing partial receipt hand-pushing handle, free end connects axis body, the end of axis body connects retaining connection, axis body is arranged stop collar and the lock piece against stop collar, the spring being set on axis body is set between stop collar and free end, the mobile pedestal of the inner wall setting limitation stop collar of shielding casing, and several pull rings of fixed constraint are formed with shielding casing.Present invention greatly simplifies the structures in the hand propelled delivery vehicle with above-mentioned automatic braking and the braking control system for releasing braking function, while reducing the manufacturing cost of hand propelled delivery vehicle, improve the safety in use process.
Description
Technical field
The present invention relates to hand-propelled vehicle technical fields, more particularly in the large-scale place such as airport, harbour, supermarket for transporting
A kind of braking control system of hand propelled delivery vehicle of article, and a kind of delivery of hand propelled based on the braking control system
The application method of the braking control system of tool and the hand propelled delivery vehicle.
Background technique
Hand propelled delivery vehicle is used for cargo, row in the large-scale indoor/outdoor place such as airport, harbour, supermarket, library
The transhipment of Lee and other items.Hand propelled delivery vehicle the actuations process such as advances, retreats and turns to by Manual-pushing, to realize.Fortune
Load tool needs to realize braking in actual use, this is on airport, the crowded indoor spaces in library or supermarket
In it is particularly important.
It is found through retrieval, notification number is that the Chinese utility model patent of CN205668577U discloses " slide type airport row
Lee's vehicle ".Bottom plate in the prior art tilts down, therefore when luggage is placed on bottom plate and is very easy in pushing course
Leading to luggage and other items, there is a phenomenon where slide.Meanwhile the prior art discloses brake gear, which includes being located at
Pedal, spring part and the brake angle member of vehicle forward direction.Obviously user is past in the luggage truck traveling process comes and goes not
And implement brake operating around headstock direction, so that there are very big security risks for the luggage truck, especially in ground injustice
Environment in can there is a phenomenon where " slipping by slope ".
Although also having in the prior art in the presence of the inside wheel built-in motor using luggage truck and being acquired using single-chip microcontroller
External acceleration signal or electric control signal carry out implementing braking and release the technical solution of braking, such as Publication No.
The Chinese invention patent of CN105799747A.It will be apparent that above-mentioned technical proposal greatly improve again the manufacture of the luggage truck at
This.
Therefore, lack in the prior art a kind of manufacturing cost it is lower and be able to achieve easily implement braking with release braking
Hand propelled delivery vehicle.In view of this, it is necessary to hand propelled delivery vehicle in the prior art is improved, it is above-mentioned to solve
Problem.
Summary of the invention
It is an object of the invention to disclose a kind of braking control system of hand propelled delivery vehicle, to realize that user will
Braking is easily released in the hand propelled delivery vehicle of on-position, and does not have to implement to add when needing the case where encountering braking
Brake operating can be realized automatic braking effect, while simplifying there is above-mentioned automatic braking and solution in the hand propelled delivery vehicle
Except the structure of the braking system of braking function, and reduce the manufacturing cost of hand propelled delivery vehicle；Meanwhile the invention also discloses
A kind of application method of the braking control system of hand propelled delivery vehicle and a kind of hand propelled delivery vehicle.
To realize that above-mentioned first invention purpose, the present invention disclose a kind of control for brake system of hand propelled delivery vehicle first
System, is set to the free end of the hand-pushing handle of hand propelled delivery vehicle,
Include:
Shielding casing, the free end of the shielding casing partial receipt hand-pushing handle, the free end connect axis body, axis body
End connects retaining connection, and the axis body is arranged stop collar and the lock piece against stop collar, the stop collar and free end
Between the spring that is set on axis body is set, the mobile pedestal of the inner wall setting limitation stop collar of the shielding casing,
And several pull rings of fixed constraint are formed with shielding casing.
As a further improvement of the present invention, the stop collar and pedestal are in split type structure, and the diameter of the pedestal is inside
Side forms the groove at receiving stop collar edge.
As a further improvement of the present invention, the pedestal and shielding casing are in integral structure.
As a further improvement of the present invention, further include bolt for being positioned to pedestal；
The pedestal and shielding casing are in split type structure, and the upper and lower surface of the shielding casing opens up strip slot, institute
The blind hole of the radial outside setting tool internal screw thread of pedestal is stated, the bolt extended strip slot and was spirally connected fixation with blind hole, with
Lateral position of the adjustment base in shielding casing.
As a further improvement of the present invention, the quantity that the pull ring of fixed constraint is formed with shielding casing is two.
As a further improvement of the present invention, the shielding casing forms far from the end of free end and prolongs for retaining connection
The through-hole of shielding casing is stretched out, the retaining connection connects brake apparatus, and the brake apparatus is disc brake apparatus, drum-type
Brake apparatus or rubber brake apparatus.
As a further improvement of the present invention, the lock piece is the torus for having internal screw thread, and is spirally connected fixation with axis body,
The lock piece opens up the lock hole of perforation wall thickness, and the lock hole assembles fixing piece, and the fixing piece extended lock hole simultaneously
Reliably it is resisted against the outside wall surface of axis body.
As a further improvement of the present invention, the shielding casing is set to lateral the two of the desktop of hand propelled delivery vehicle
End, braking control system pull ring during applying braking and braking with releasing are remain stationary.
Based on identical invention thought, the invention also discloses a kind of as any of the above-described invents revealed hand propelled delivery
The application method of the braking control system of tool,
Braking control system pull ring during applying braking and braking with releasing is remain stationary；
When unclamping the constraint between pull ring and hand-pushing handle, implement to apply brake operating；
Further the distance between pull ring and hand-pushing handle when, implement release brake operating.
In addition, the invention also discloses a kind of hand propelled delivery vehicles, comprising:
Frame-type chassis, frame-type chassis divide into front-wheel and rear-wheel, and frame-type chassis connects frame, the top of frame
Desktop is set, and,
As any of the above-described invents the braking control system of revealed hand propelled delivery vehicle, the braking control system
In shielding casing be formed in the lateral ends of desktop, braking control system by retaining connection connection be built in front-wheel and/
Or the brake apparatus in rear-wheel, brake apparatus are disc brake apparatus, drum brake system or rubber brake apparatus.
Compared with prior art, the beneficial effects of the present invention are: a kind of disclosed hand propelled delivery vehicle
Braking control system is held with a firm grip by user or is unclamped hand-pushing handle and pull ring, and the hand propelled that user will be in on-position is realized
Delivery vehicle easily releases braking, and when needing the case where encountering braking it is only necessary to unclamp both hands can be by spring top
The free end of hand-pushing handle is opened, to stretch the length of retaining connection, so that brake operating is triggered, to greatly simplifie the hand
Structure in pushing-type delivery vehicle with above-mentioned automatic braking and the braking control system for releasing braking function, while reducing hand
The manufacturing cost of pushing-type delivery vehicle improves the safety in use process.
Detailed description of the invention
Fig. 1 is a kind of perspective view of hand propelled delivery vehicle of the present invention；
Fig. 2 is the free end and hand propelled delivery vehicle top of the hand-pushing handle in the braking control system of hand propelled delivery vehicle
Perspective view after the assembly of shielding casing set by desktop two sides set by portion；
Fig. 3 is the enlarged drawing of the free end of hand-pushing handle；
Fig. 4 is the free end and hand propelled delivery vehicle top of the hand-pushing handle in the braking control system of hand propelled delivery vehicle
Cross-sectional view after the assembly of shielding casing set by desktop two sides set by portion；
Fig. 5 is a kind of main view of hand propelled delivery vehicle top section structure of the present invention；
Fig. 6 is that the free end of the hand-pushing handle in the braking control system of hand propelled delivery vehicle of the present invention and hand propelled deliver
Shielding casing set by desktop two sides set by the top of tool assembled in a kind of variation after cross-sectional view.
Specific embodiment
The present invention is described in detail for each embodiment shown in reference to the accompanying drawing, but it should be stated that, these
Embodiment is not limitation of the present invention, those of ordinary skill in the art according to these embodiments made by function, method,
Or equivalent transformation or substitution in structure, all belong to the scope of protection of the present invention within.
During the description of each embodiment of the present invention, unless otherwise indicated, the meaning of " plurality " is two or two
More than a, the indicating positions such as term " on ", "lower", "left", "right", " two sides ", " front ", " rear " and spatial relation are equal
It based on position shown by Figure of description and spatial relationship, is merely for convenience of description of the present invention and simplification of the description, is not
Indicate or imply that shown component, device or other structures there must be specific direction, construct in a particular manner
And operation, therefore the limitation to invention cannot be constituted.
Embodiment one:
Join Fig. 1 to a kind of a kind of specific reality of the braking control system of hand propelled delivery vehicle of the present invention illustrated in fig. 5
Apply mode.
In the present embodiment, a kind of braking control system of hand propelled delivery vehicle (calling " braking control system " in the following text), if
It is placed in the free end 101 of the hand-pushing handle 10 of hand propelled delivery vehicle.The braking control system includes:
Shielding casing 11, the free end 101 of 11 partial receipt hand-pushing handle 10 of shielding casing, free end 101 connect axis body 13,
The end of axis body 13 connects retaining connection 12, and axis body 13 is arranged stop collar 15 and the lock piece 14 against stop collar 15, limits
The spring 16 being set on axis body 13, the inner wall setting limitation limit of shielding casing 11 are set between ring 15 and free end 101
The mobile pedestal 17 of ring 15, and several pull rings 20 with the formation fixed constraint of shielding casing 11.Shielding casing 11 is set to hand
The transverse ends of the desktop 40 of pushing-type delivery vehicle, braking control system drawing during applying braking and being braked with releasing
Ring 20 is remain stationary.Hand-pushing handle 10 is one of the component part of braking control system.
In the present embodiment, the components such as axis body 13, stop collar 15, lock piece 14, spring 16, pedestal 17 are placed in masking
The inside of shell 11, and the shielding casing 11 is preferably assembled in such a way that upper and lower buckle fastens, in order to above-mentioned axis
The installation and maintenance of the components such as body 13, stop collar 15, lock piece 14, spring 16, pedestal 17.
In conjunction with shown in Fig. 4 and Fig. 5, in the present embodiment, the quantity of the pull ring 20 of fixed constraint is formed with shielding casing 11
It is two.Meanwhile spatial position shown by term " transverse ends " mentioned above or " transverse direction " is perpendicular to arrow in Fig. 3
100 with arrow 200 shown by direction.The free end 101 of hand-pushing handle 10 is in the form of a column and can be in shielding casing 11 along arrow
100 stretch with direction shown by arrow 200, wherein when mobile to 100 direction of arrow, hand-pushing handle 10 is from original state
It is moved to the state of hand-pushing handle 10a, at this point, free end 101 extends longitudinally into one end end of the shielding casing 11 close to hand-pushing handle 10
Portion is formed by through-hole 111, and is located at the end face compressed spring 16 in shielding casing 11 by free end 101.
One end of spring 16 is nested on the cylinder 151 that stop collar 15 longitudinally extends, and is limited ring 15 and is limited；Spring
16 are set in the outside of axis body 13, and its other end is resisted against on the end face of free end 101.The free end 101 of hand-pushing handle 10 to
When 100 direction of arrow is mobile, the direction shown in axis body 13 to arrow 100 is driven to move, to pass through stop collar 15 and free end 101
The common compressed spring 16 in end face, to shorten the longitudinal length of spring 16, to discharge the tensioner degree of retaining connection 12, with solution
Except the on-position of brake apparatus.The free end of axis body 13 forms the through-hole 133 of connection retaining connection 12, retaining connection 12
Through-hole 133 is penetrated through by the closed circle 121 that its end is arranged, by retaining connection 12 and 13 reliable assembling of axis body.
For the ease of pushing hand-pushing handle 10 to move along the direction of arrow 100, finger can be used to catch on two pull rings for user
20, to drive the position where hand-pushing handle 10 to hand-pushing handle 10a to travel longitudinally along the direction of arrow 100.It is made when needing to be implemented
When dynamic operation, since user is typically based on the factor being nervous, not will use foot go to trample background technique it is revealed existing
There is the pedal in technology.In the present embodiment, not needing the additional brake operating of user's implementation can be realized braking effect, have
Body ginseng is described below.
In the present embodiment, applicant from the point of view of ergonomics to it is above-mentioned therefore, therefore use the present embodiment
When the technical solution of revealed braking control system, both hands are only unclamped, the effect of braking can be realized.Specifically, when making
When user unclamps both hands, the direction elongation of the arrow 200 along Fig. 3 of spring 16, to extend the longitudinal length of spring 16, to push
Free end 101 gradually exits the shielding casing 11 along the direction of arrow 200 from through-hole 111, so that hand-pushing handle 10a restores
To the state of hand-pushing handle 10.In the process, axis body 13 pulls retaining connection 12 to move to the direction of arrow 200, to extend
The longitudinal length of spring 16 to apply the tensioner degree of retaining connection 12, and finally realizes the operation for applying braking, and final
The brake apparatus connected by the retaining connection 12 is to brake apparatus system built-in in front-wheel 108 and/or rear-wheel 102
Dynamic operation.
Specifically, in the present embodiment, the stop collar 15 and pedestal 17 are in split type structure, the radially inner side shape of pedestal 17
At the groove 171 at receiving 15 edge of stop collar.Groove 171 accommodates the clamping ring portion 153 that stop collar 15 radially outward protrudes out setting.
Meanwhile the inside of shielding casing 11 forms the guide channel 114 to match with the profile of the free end 101 of hand-pushing handle 10, to improve
The free end 101 of the hand-pushing handle 10 is executing brake operating and is releasing longitudinal direction performed by brake operating inside shielding casing 11
Stability in reciprocatory movement.
Join shown in Fig. 3 and Fig. 4, meanwhile, pedestal 17 and shielding casing 11 are in integral structure.Lock piece 14 is tool internal screw thread
Torus, and be spirally connected fixation with axis body 13, lock piece 14 opens up the lock hole 131 of perforation wall thickness, and the assembly of lock hole 131 is fixed
Part 141, fixing piece 141 extended lock hole 131 and were reliably resisted against the outside wall surface of axis body 13.Axis body 13 and stop collar 15 fill
The surface matched can form the external screw thread being adapted to the internal screw thread of torus.
Meanwhile in the present embodiment, the stop collar 15 axial direction shown by the arrow 100 or arrow 200 respectively
Longitudinal direction protrudes out the cylinder 152 and cylinder 151 to form tool hollow channel, wherein cylinder 152 leans with stop collar 15.Cylinder 152
Formula structure is integral with cylinder 151 and stop collar 15.Cylinder 152 and cylinder 151 are set in the outside of axis body 13.Stop collar
15 do not vertically move during spring 16 extends or shortens, and are limited by pedestal 17, thoroughly to fix stop collar 15.
In this way can by the lock piece 14 to stop collar 15 play effectively against effect, and prevent stop collar 15 long-term
It is broken in use process, to improve the reliability and service life of the braking control system.
Shielding casing 11 forms the through-hole for extending shielding casing 11 for retaining connection 12 far from the end of free end 101
113, retaining connection 12 connects brake apparatus.Brake apparatus is disc brake apparatus, drum brake system or rubber braking
Device.Since disc brake apparatus, drum brake system or rubber brake apparatus are the highly developed prior arts, herein not
It repeats again.Brake apparatus may be disposed in the front-wheel 108 and/or rear-wheel 102 of hand propelled delivery vehicle shown in figure 1.
Embodiment two:
Join shown in Fig. 6, present embodiment illustrates a kind of one kind of the braking control system of hand propelled delivery vehicle of the present invention
Variant embodiment.
The revealed braking control system of the present embodiment is compared with embodiment one, and the main distinction is, in the present embodiment
In, pedestal 17 and shielding casing 11 are in split type structure, and the upper surface 110a and lower surface 110b of shielding casing 11 open up item
Shape slot 115.Meanwhile the revealed braking control system of the present embodiment further includes the bolt for being positioned to pedestal 17
18.Pedestal 17 radial outside setting tool internal screw thread blind hole 171, bolt 18 extended strip slot 115 and with 117 spiral shell of blind hole
Fixation is connect, with lengthwise position of the adjustment base 17 in shielding casing 11, that is, by adjusting bolt 18 in strip through-hole 115
Position, to adjust lengthwise position of the pedestal 17 in shielding casing 17 along Fig. 3 in 200 direction of arrow 100 or arrow.
In the present embodiment, by the threaded of bolt 18 and pedestal 17, bolt 18 is resisted against upper surface 110a under
On the 110b of surface, so that the extending direction to pedestal 17 along axis body 13 is adaptively adjusted.It also that is, can be right by above structure
Spring 16 in the braking state under longitudinal length be adjusted.Therefore, when the braking control system is using after a certain period of time, if
When the recovery capability of spring 16 is inadequate, lengthwise position of the adjustable base 17 in shielding casing 11, with the system to braking transposition
Dynamic effect is adjusted.Meanwhile pull ring 20 both can be in integral structure with desktop 40, it can also be with frame 120 in one
Formula structure.
In the present embodiment and embodiment one shown in the technical solution ginseng embodiment one of same section, details are not described herein.
Embodiment three:
In conjunction with shown in Fig. 3 to Fig. 5, the present embodiment discloses a kind of user of the braking control system of hand propelled delivery vehicle
Method, the structure for the braking control system which is relied on are joined shown in above-described embodiment one and/or embodiment two.
In the present embodiment, braking control system pull ring 20 during applying braking and braking with releasing is kept
It is static.When unclamping the constraint between pull ring 20 and hand-pushing handle 10, implement to apply brake operating；Further pull ring 20 and hand-pushing handle 10 it
Between apart from when, implement release brake operating.Wherein, the distance between pull ring 20 and hand-pushing handle 10 refer to the arrow substantially along Fig. 3
First 100 with arrow 200 shown by direction at a distance from, and this distance can be shortest linear distance.
For the prior art that traditional user is braked with foot-operated mode, the present embodiment is very dexterously
In view of user is in the scene that an emergency situation is encountered is braked, both hands can be unclamped due to flurried.And in this reality
It applies in example, can exactly complete brake operating due to unclamping both hands in a hurry.Therefore can improve significantly the braking control system with
And the reliability and security of the hand propelled delivery vehicle based on the braking control system.
Join embodiment one or the revealed braking control system of embodiment two, in the present embodiment, unclamps hand or pine
Opening both hands can occur to trigger brake operating.Simultaneously as pull ring 20 can be set to very thin shape, such as 1 centimetre of diameter.
Therefore, it is more advantageous to the lesser user of hand and catches on the pull ring 20 using finger, improve what the braking control system used
Ease for use and safety.
The present embodiment and same section technical solution ginseng in embodiment one and/or embodiment two are described above, herein no longer
It repeats.
Example IV:
Join shown in Fig. 1, the present embodiment discloses a kind of hand propelled delivery vehicle.The hand propelled delivery vehicle can be widely applied
The transhipment of cargo, luggage and other items is used in the large-scale indoor/outdoor place such as airport, harbour, supermarket, library.Hand propelled
Delivery vehicle the actuations process such as advances, retreats and turns to by Manual-pushing, to realize.
The hand propelled delivery vehicle includes: frame-type chassis 70, and frame-type chassis 70 divides into front-wheel 108 and rear-wheel 102, frame
Posture chassis 70 connects frame 120, and desktop 40 is arranged in the top of frame 120, and, such as embodiment one and/or embodiment
The braking control system of hand propelled delivery vehicle described in two.Shielding casing 11 in braking control system is formed in desktop 40
Lateral ends.The braking control system connects the braking being built in front-wheel 108 and/or rear-wheel 102 by retaining connection 12
Device, and further preferably, which connects the braking being built in rear-wheel 102 dress by retaining connection 12
It sets, there is a phenomenon where " whippings " when preventing the hand propelled delivery vehicle to need to be implemented brake operating during the turn, to mention
High braking effect.
Specifically, the brake apparatus mentioned in the present embodiment is disc brake apparatus, drum brake system or rubber
Brake apparatus.Retaining connection 12 can be wirerope, or the lesser nylon rope of stroke or other strokes compared with
Small and flexible metal material or high molecular material.Frame 120 and frame-type chassis 70 are all made of tool hollow structure
Metal pipe material is made, and constitutes (such as welding manner) entirety each other.The one end of frame-type chassis 70 far from frame 120
End is upturned, and the angle of frame-type chassis 70 and horizontal plane may be configured as 10~25 degree.
In this way, may make the luggage that is placed on frame-type chassis 70 to advance in the hand propelled delivery vehicle,
It is less likely to occur luggage during turning to topple over or the phenomenon that luggage is fallen.
It should be noted that the retaining connection 12 in a kind of revealed hand propelled delivery vehicle of the present embodiment can be from figure
The position of revealed shielding casing 11 is embedded in frame 120 and the hollow channel on frame-type chassis 70 at label A in 1, and
The brake apparatus being built in front-wheel 108 and/or rear-wheel 102 is connected by retaining connection 12.Due to disc brake apparatus, drum
Formula brake apparatus or rubber brake apparatus are the highly developed prior arts, and details are not described herein.
Braking control system or the braking control system in a kind of revealed hand propelled delivery vehicle of the present embodiment
Application method join shown in above-described embodiment, details are not described herein.
The series of detailed descriptions listed above only for feasible embodiment of the invention specifically
Protection scope bright, that they are not intended to limit the invention, it is all without departing from equivalent implementations made by technical spirit of the present invention
Or change should all be included in the protection scope of the present invention.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (10)
1. a kind of braking control system of hand propelled delivery vehicle is set to the freedom of the hand-pushing handle (10) of hand propelled delivery vehicle
It holds (101),
It is characterised by comprising:
Shielding casing (11), the free end (101) of shielding casing (11) the partial receipt hand-pushing handle (10), the free end
(101) axis body (13) are connected, the end of axis body (13) connects retaining connection (12), and the axis body (13) is arranged stop collar (15)
And the lock piece (14) against stop collar (15), setting is set in axis body between the stop collar (15) and free end (101)
(13) spring (16) on, the mobile pedestal (17) of inner wall setting limitation stop collar (15) of the shielding casing (11),
And several pull rings (20) of fixed constraint are formed with shielding casing (11).
2. braking control system according to claim 1, which is characterized in that the stop collar (15) is in point with pedestal (17)
Body formula structure, the radially inner side of the pedestal (17) form the groove (171) at receiving stop collar (15) edge.
3. braking control system according to claim 2, which is characterized in that the pedestal (17) is in shielding casing (11)
Integral structure.
4. braking control system according to claim 2, which is characterized in that further include for being positioned to pedestal (17)
Bolt (18)；
The pedestal (17) and shielding casing (11) are in split type structure, and the upper and lower surface of the shielding casing (11) opens up strip
Slot (115), the blind hole (171) of the radial outside setting tool internal screw thread of the pedestal (17), the bolt (18) extended item
Shape slot (115) is simultaneously spirally connected fixation with blind hole (117), with lateral position of the adjustment base (17) in shielding casing (11).
5. braking control system according to claim 1, which is characterized in that form fixed constraint with shielding casing (11)
The quantity of pull ring (20) is two.
6. braking control system according to claim 1, which is characterized in that the shielding casing (11) is far from free end
(101) end forms the through-hole (113) for extending shielding casing (11) for retaining connection (12), the retaining connection
(12) brake apparatus is connected, the brake apparatus is disc brake apparatus, drum brake system or rubber brake apparatus.
7. braking control system according to claim 1, which is characterized in that the lock piece (14) is the circle for having internal screw thread
Ring body, and be spirally connected fixation with axis body (13), the lock piece (14) opens up the lock hole (131) of perforation wall thickness, the lock hole
(131) fixing piece (141) are assembled, the fixing piece (141) extended lock hole (131) and was reliably resisted against axis body (13)
Outside wall surface.
8. braking control system according to claim 1, which is characterized in that the shielding casing (11) is set to hand propelled
The transverse ends of the desktop (40) of delivery vehicle, the braking control system are described during applying braking and braking with releasing
Pull ring (20) is remain stationary.
9. a kind of application method of such as braking control system of hand propelled delivery vehicle described in any item of the claim 1 to 8,
It is characterized in that,
Braking control system pull ring (20) during applying braking and braking with releasing remain stationary；
When unclamping the constraint between pull ring (20) and hand-pushing handle (10), implement to apply brake operating；
Further the distance between pull ring (20) and hand-pushing handle (10) when, implement release brake operating.
10. a kind of hand propelled delivery vehicle characterized by comprising
Frame-type chassis (70), frame-type chassis (70) divide into front-wheel (108) and rear-wheel (102), frame-type chassis (70) connection
Desktop (40) are arranged in the top of frame (120), frame (120), and,
Such as the braking control system of hand propelled delivery vehicle described in any item of the claim 1 to 8, the braking control system
In shielding casing (11) be formed in the lateral ends of desktop (40), the braking control system passes through retaining connection (12) even
The brake apparatus being built in front-wheel (108) and/or rear-wheel (102) is connect, the brake apparatus is disc brake apparatus, drum-type system
Dynamic device or rubber brake apparatus.
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| CN109677480B (en) | 2024-05-14 |
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