CN208626027U - A kind of wheelchair with new kind of brake gears - Google Patents
A kind of wheelchair with new kind of brake gears Download PDFInfo
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- CN208626027U CN208626027U CN201721069353.2U CN201721069353U CN208626027U CN 208626027 U CN208626027 U CN 208626027U CN 201721069353 U CN201721069353 U CN 201721069353U CN 208626027 U CN208626027 U CN 208626027U
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- brake
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- wheel
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Abstract
The utility model relates to wheelchair apparatus field, in particular to a kind of wheelchair with new kind of brake gears.It includes vehicle frame and the front wheels and rear wheels for being mounted on the frame downward；Brake gear is installed above the rear-wheel；The brake gear includes brake shell, and the brake shell is mounted on the vehicle frame, and parking brake item is arranged in the brake shell, and the parking brake item is rotatably mounted on the brake outer casing inner wall；Friction pulley is set in the brake shell, and the friction pulley can be realized and be moved up and down.The purpose of this utility model is to provide a kind of wheelchairs with new kind of brake gears, to solve the problems, such as that existing wheelchair cannot reduce movement velocity.
Description
Technical field
The utility model relates to wheelchair equipment technical field, in particular to a kind of wheelchair with new kind of brake gears.
Background technique
For wheelchair as medical special equipment, function sets service object as specific crowd or the elderly, especially right
For handicapped people comes, it is not only a kind of walking-replacing tool, more importantly can go on a journey and participate in society by wheelchair
Activity.The user of wheelchair is patient, disabled person, old man, when they using when may be oneself or the nurse (China one that asks someone
As caregiver be the middle-aged and the old), using area is generally in outdoor or hospital, in outdoor application, outdoor ground environment
Out-of-flatness.When than if any slope obliquely downward, the travel speed of wheelchair can accelerate to improve (weight and travel speed inertia that have user),
Security risk can be generated to user and caregiver, if being easy the third party people that damages hospital's public domain travel speed is too fast
Member.The brake gear of existing wheelchair cannot generally reduce the speed in wheel chair sport, can only stop during exercise and stop wheelchair.
Currently, on the market although existing wheelchair solves the problems, such as trip, but can only be by wheelchair back upper place when deceleration
Pushing hands braking, occupant can not automatic brake.
Utility model content
The purpose of this utility model is to provide a kind of wheelchairs with new kind of brake gears, cannot to solve existing wheelchair
The problem of reducing movement velocity.
The purpose of this utility model is realized by following technical proposals:
A kind of wheelchair with new kind of brake gears comprising vehicle frame and be mounted on the frame downward front-wheel and after
Wheel；Brake gear is installed above the rear-wheel；The brake gear includes brake shell, and the brake shell is mounted on described
On vehicle frame, parking brake item is set, the parking brake item is rotatably mounted to the brake outer casing inner wall in the brake shell
On；Friction pulley is set in the brake shell, and the friction pulley can be realized and be moved up and down.
Further, the brake gear further includes rotation lid, and the rotation lid is rotatably mounted to outside the brake
On shell inner wall；The friction pulley is rotatably mounted to the rotation and covers；Adjusting knob, institute is arranged in the brake shell exterior
It states and screw rod is installed on adjusting knob, the screw rod passes through the brake shell, and the screw rod end and rotation lid connect.
Further, the screw rod is spirally connected with the brake shell.
Further, the parking stops one end equipped with downward flange, and the parking brake other end connects a brake cable,
The brake cable connection brake is held.
Further, the brake holding is set to the vehicle frame top.
Further, elastic limit block is arranged in the brake interior of shell, and the elastic limit block is located at parking brake
Above item.
Further, the vehicle frame is made of aluminum-magnesium alloy material.
It further, further include auxiliary brake.
Further, the auxiliary brake includes connecting rod, brake wheel and handle；The brake wheel and the handle are logical
Cross the connecting rod connection；The connecting rod is rotatably mounted on the vehicle frame.
Further, the handle is set to the armrest positions of the vehicle frame.
The utility model has the advantages that compared with prior art
1. being equipped with brake gear above rear-wheel described in the utility model；The brake gear includes brake shell, described
Brake shell is mounted on the vehicle frame, and parking brake item, the rotatable installation of parking brake item are arranged in the brake shell
On the brake outer casing inner wall；Friction pulley is set in the brake shell, and the friction pulley can be realized and be moved up and down；Friction pulley
It is contacted after moving down with rear-wheel, generates resistance, reduce the travel speed of rear-wheel, and the upper and lower position of adjustable friction pulley,
Obtain oneself desired travel speed；Friction pulley does not influence the work of parking brake item, and when needing parking brake, parking brake item is same
Has brake function.
2. brake gear described in the utility model further includes rotation lid, the rotation lid is rotatably mounted to the brake
On outer casing inner wall；The friction pulley is rotatably mounted to the rotation and covers；Adjusting knob is arranged in the brake shell exterior,
Screw rod is installed, the screw rod passes through the brake shell, and the screw rod end and rotation lid connect on the adjusting knob
It connects；Rotation of adjustment knob so that the downward spiral of screw rod is advanced, and then rotates lid rotation, be mounted on friction pulley that rotation covers to
Lower movement, reduces the travel speed of rear-wheel.
3. the utility model further includes auxiliary brake；The auxiliary brake includes connecting rod, brake wheel and handle；
The brake wheel is connect with the handle by the connecting rod；The connecting rod is rotatably mounted on the vehicle frame；The hand
Handle is set to the armrest positions of the vehicle frame；Driving handle, connecting rod control brake wheel are adjacent to rear wheel, brake, handle peace
In the middle part of vehicle frame, Convenient wheelchair occupant implements automatic brake.
Detailed description of the invention
Fig. 1 is the Wheelchair structure figure described in the utility model with new kind of brake gears；
Fig. 2 is brake device structure figure described in the utility model；
Fig. 3 is auxiliary brake structure chart described in the utility model；
Fig. 4 is the carriage structure chart described in the utility model with new kind of brake gears；
In figure: 1- brake cable, 2- brake holding, 3- vehicle frame, 4- brake gear, 41- adjusting knob, 42- screw rod, 43- stop
Vehicle shell, 44- parking brake item, 45- friction pulley, 46- rotation lid, 47- elastic limit block, 5- auxiliary brake, 51- handle,
52- connecting rod, 53- brake wheel, 6- rear-wheel, 7- front-wheel.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Embodiment one:
Referring to Fig. 1, Fig. 2, a kind of wheelchair with new kind of brake gears comprising vehicle frame 3 and be mounted on 3 lower part of vehicle frame
Front-wheel 7 and rear-wheel 6；Brake gear 4 is installed above rear-wheel 6；Brake gear 4 includes brake shell 43, and brake shell 43 is installed
On vehicle frame 3, parking brake item 44 is set, parking brake item 44 is rotatably mounted to brake 43 inner wall of shell in brake shell 43
On；The shell 43 that brakes is interior to be arranged friction pulley 45, and friction pulley 45 can be realized and be moved up and down；Friction pulley 45 moves down rear and rear-wheel 6
Contact generates resistance, reduces the travel speed of rear-wheel 6, and the upper and lower position of adjustable friction pulley 45, obtains what oneself was wanted
Travel speed；Friction pulley 45 does not influence the work of parking brake item 44, and when needing parking brake, parking brake item 44 is likewise supplied with brake
Function；The travel speed of wheelchair and the step speed of user can adjusted to consistent using preceding elder generation, avoided because of speed mistake
It is fast to generate user or caregiver falls down or wound third party's accident.
Stop problem, this reality in order to make the utility model realize smooth deceleration referring to Fig. 1, Fig. 2 to avoid there is card
It further include rotation lid 46 with novel brake gear 4, rotation lid 46 is rotatably mounted on brake 43 inner wall of shell；Friction pulley
45 are rotatably mounted on rotation lid 46；Adjusting knob 41 is set outside brake shell 43, spiral shell is installed on adjusting knob 41
Bar 42, screw rod 42 pass through brake shell 43, and 42 end of screw rod is connect with rotation lid 46；Screw rod is spirally connected with brake shell 43；Rotation
Adjusting knob 41, so that the downward spiral of screw rod 42 is advanced, and then is rotated lid 46 and is rotated, the friction pulley 45 being mounted on rotation lid 46
It moves down, reduces the travel speed of rear-wheel 6；Adjusting knob 41 is arranged to triangular structure, exerts oneself when facilitating rotation；Screw rod 42
End is that rotation 46 surface of lid is equipped with card slot with rotation 46 connection type of lid, and 42 end of screw rod is convex equipped with being correspondingly connected with card slot
Axis can be such that the protruding shaft of 42 end of screw rod slides in rotation 46 surface card slot of lid, and make protruding shaft that can not deviate from card slot.
Referring to Fig. 1, Fig. 2, in order to realize parking brake, so that wheelchair can be slack, the utility model is stayed
44 one end of vehicle brake item is equipped with downward flange, and 44 other end of parking brake item connects brake cable 1, and the connection brake of brake cable 1 holds 2；
Operation brake holds 2, and then tenses brake cable 1, moves down so that parking brake item 44 is equipped with to one end of lower flange, and parking is stopped
The flange of item 44 is embedded in rear-wheel 6, realizes parking brake.
Referring to Fig. 1, in order to be convenient for holding brake 2 control, to meet the needs of brake, the brake of the utility model
Driver holds 2 and is set to 3 top of vehicle frame, and cart personnel is facilitated to operate, and the user of wheelchair is patient, disabled person, old man, generally
In the case of need other people carts to advance when using.
Referring to fig. 2, it is used for multiple times in order to can be realized the parking brake item 44 of the utility model, the utility model exists
Elastic limit block 47 is set inside brake shell 43, and elastic limit block 47 is located at 44 top of parking brake item；Elastic limit block 47 can
To prevent parking brake 44 rotation amplitudes of item excessive, rear-wheel 6 is damaged, on the other hand when stopping parking brake, releasing of brake is held
2, brake cable 1 is unclamped, and parking brake item 44 sets back under the action of elastic limit block 47, and parking brake item 44 and rear-wheel 6 are detached from
Contact.
Referring to Fig. 1, vehicle frame 3 is made of aluminum-magnesium alloy material；Almag matter heavily fortified point amount is light, density is low, crushing resistance is stronger, energy
Sufficiently meet product lightweight and rigidity requirement.Almag performance is outstanding, and intensity is high, and corrosion-resistant, durable is easy to apply
Color.
Referring to Fig. 1, Fig. 3, in order to make wheelchair occupant that automatic control brake may be implemented, the utility model further includes auxiliary
Brake gear 5, for making wheelchair occupant realize automatic control brake.Control for the ease of wheelchair occupant to auxiliary brake 5
System, the auxiliary brake 5 of the utility model include connecting rod 52, brake wheel 53 and handle 51；Brake wheel 53 passes through with handle 51
Connecting rod 52 connects；Connecting rod 52 is rotatably mounted on vehicle frame 3；Handle 51 is set to the armrest positions of vehicle frame 3；Wheelchair occupant
By driving handle 51, connecting rod 52 can be made to control brake wheel 53 and be adjacent to rear wheel 6, braked, the handle of the utility model
51 are mounted on the armrest positions of vehicle frame 3, and Convenient wheelchair occupant implements automatic brake, and then wheelchair occupant can be made according to certainly
Oneself needs select braking, and especially speak inconvenient wheelchair occupant.
As shown in Figure 1, Figure 2, Figure 3 shows, the specific work process of the utility model is described in detail below:
In wheelchair before use, by rotation of adjustment knob 41 adjust friction pulley 45 between rear wheel 6 at a distance from, after change
The resistance that wheel 6 is subject to adjusts the travel speed of wheelchair and the step speed of user to consistent；In use, cart
The brake that personnel can hold 2 control wheelchairs by brake stops and advances；Wheelchair occupant can pass through operation during traveling
Handle 51 realizes that control is stopped and advanced to the brake of wheelchair.
Embodiment two:
Referring to fig. 2, Fig. 4, it is on the basis of embodiment one that the brake gear 4 in the present embodiment is mountable on carriage
Another usage, technology contents not repeated description disclosed in embodiment one, one disclosure of embodiment also belongs to this reality
Apply a disclosure；The brake gear 4 of the utility model can be in other vehicles, and the utility model will not enumerate,
Belong to content disclosed by the utility model.
The utility model has the advantages that compared with prior art
1. being equipped with brake gear 4 above the utility model rear-wheel；Brake gear 4 includes brake shell 43, and brake shell
43 are mounted on vehicle frame 3, and parking brake item 44 is arranged in brake shell 43, and parking brake item 44 is rotatably mounted to brake shell 43
On inner wall；The shell 43 that brakes is interior to be arranged friction pulley 45, and friction pulley 45 can be realized and be moved up and down；Friction pulley 45 moves down rear with after
6 contact of wheel, generates resistance, reduces the travel speed of rear-wheel 6, and the upper and lower position of adjustable friction pulley 45, obtains oneself and think
The travel speed wanted；Friction pulley 45 does not influence the work of parking brake item 44, and when needing parking brake, parking brake item 44 is likewise supplied with
Brake function.
2. the utility model brake gear further includes rotation lid 46, rotation lid 46 is rotatably mounted in brake shell 43
On wall；Friction pulley 45 is rotatably mounted on rotation lid 46；Adjusting knob 41, adjusting knob 41 are set outside brake shell 43
On screw rod 42 is installed, screw rod 42 passes through brake shell 43, and 42 end of screw rod is connect with lid 46 is rotated；Rotation of adjustment knob 41,
So that the downward spiral of screw rod 42 is advanced, and then is rotated lid 46 and rotated, the friction pulley 45 being mounted on rotation lid 46 is moved down, and is dropped
The travel speed of low rear-wheel 6.
3. the utility model further includes auxiliary brake 5；Auxiliary brake 5 includes connecting rod 52, brake wheel 53 and hand
Handle 51；Brake wheel 53 is connect with handle 51 by connecting rod 52；Connecting rod 52 is rotatably mounted on vehicle frame 3；Handle 51 is set to
3 middle part of vehicle frame；Driving handle 51, connecting rod 52 control brake wheel 52 and are adjacent to rear wheel 6, brake, handle 51 is mounted on vehicle frame 3
Middle part, Convenient wheelchair occupant implement automatic brake.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of wheelchair with new kind of brake gears, it is characterised in that: including vehicle frame and before being mounted on the frame downward
Wheel and rear-wheel；Brake gear is installed above the rear-wheel；The brake gear includes brake shell, the brake shell installation
On the vehicle frame, parking brake item is set, the parking brake item is rotatably mounted to outside the brake in the brake shell
On shell inner wall；Friction pulley is set in the brake shell, and the friction pulley can be realized and be moved up and down.
2. the wheelchair according to claim 1 with new kind of brake gears, it is characterised in that: the brake gear further includes
Rotation lid, the rotation lid are rotatably mounted on the brake outer casing inner wall；The friction pulley is rotatably mounted to institute
Rotation is stated to cover；Adjusting knob is arranged in the brake shell exterior, is equipped with screw rod on the adjusting knob, the screw rod passes through
The brake shell, the screw rod end and rotation lid connect.
3. the wheelchair according to claim 2 with new kind of brake gears, it is characterised in that: the screw rod and the brake
Shell is spirally connected.
4. the wheelchair according to claim 1 with new kind of brake gears, it is characterised in that: a parking brake one end is set
There is downward flange, the parking brake other end connects a brake cable, and the brake cable connection brake is held.
5. the wheelchair according to claim 4 with new kind of brake gears, it is characterised in that: the brake holding is set to
The vehicle frame top.
6. the wheelchair according to claim 1 with new kind of brake gears, it is characterised in that: the brake interior of shell is set
Elastic limit block is set, the elastic limit block is located above the parking brake item.
7. the wheelchair according to claim 1 with new kind of brake gears, it is characterised in that: the vehicle frame is by almag
Material is made.
8. the wheelchair according to claim 1 with new kind of brake gears, it is characterised in that: further include auxiliary brake dress
It sets.
9. the wheelchair according to claim 8 with new kind of brake gears, it is characterised in that: the auxiliary brake packet
Include connecting rod, brake wheel and handle；The brake wheel is connect with the handle by the connecting rod；The rotatable installation of connecting rod
On the vehicle frame.
10. the wheelchair according to claim 9 with new kind of brake gears, it is characterised in that: the handle is set to institute
State the armrest positions of vehicle frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721069353.2U CN208626027U (en) | 2017-08-24 | 2017-08-24 | A kind of wheelchair with new kind of brake gears |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721069353.2U CN208626027U (en) | 2017-08-24 | 2017-08-24 | A kind of wheelchair with new kind of brake gears |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208626027U true CN208626027U (en) | 2019-03-22 |
Family
ID=65729549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721069353.2U Active CN208626027U (en) | 2017-08-24 | 2017-08-24 | A kind of wheelchair with new kind of brake gears |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208626027U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107374841A (en) * | 2017-08-24 | 2017-11-24 | 张国良 | A kind of wheelchair with new kind of brake gears |
-
2017
- 2017-08-24 CN CN201721069353.2U patent/CN208626027U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107374841A (en) * | 2017-08-24 | 2017-11-24 | 张国良 | A kind of wheelchair with new kind of brake gears |
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