CN103386860A

CN103386860A - Directional pedal castor

Info

Publication number: CN103386860A
Application number: CN2012101451269A
Authority: CN
Inventors: 林青松
Original assignee: QUDE INDUSTRY Co Ltd
Current assignee: QUDE INDUSTRY Co Ltd
Priority date: 2012-05-11
Filing date: 2012-05-11
Publication date: 2013-11-13

Abstract

The invention discloses a directional pedal castor, which is suitably arranged under a carrier. The castor comprises a positioning seat, a bearing, a rotating seat, a castor body unit and a pedal unit. As the pedal unit is arranged on the positioning seat, in the rotation process of the castor, the pedal is of a directional state and cannot rotate along with the castor to keep a state of being exposed outside the side edge of the carrier. Thus, when the carrier moves to a preset position, a user can stamp on the pedal unit at once, and the castor completes braking so as to achieve the purpose that the castor is conveniently used.

Description

The castor of directional type pedal

Technical field

The present invention relates to a kind of castor, particularly relate to a kind of castor of directional type pedal.

Background technology

Generally, in order to make carrier (sick bed, precision instrument or bench board etc.) conveniently moving, laborsaving, usually in the carrier below, dispose castor.And castor at the beginning is to be the non-rotatable design of a kind of fixed type, causes carrier only can keep straight on and can't turn, and for this reason, develops on the market a kind of rotary castor, the function that can turn so that this carrier displacement to be provided.Subsequently, again for prevent when this castor is static can be uneven because of ground, or be subjected to the other factors automatic moving, therefore this castor is designed a kind of pedal that disposes, can allow the people control the stop of this carrier displacement Hou De Brake car,, such as patent announcement I338633 of TaiWan, China, I343876, M424278, M422488, No. M414337 etc., all show a kind ofly have pedal and can advance the castor of capable Brake car stop.

Consult shown in Figure 1, show known castor with pedal, this castor has a rotary seat 12, that is hubbed at carrier 11 bottom surfaces and is located at rotationally the wheel body 13 of this rotary seat 12, reaches the pedal 14 being located at this rotary seat 12 and can controlling this wheel body 13 rotations and can't rotate, be available for users to the demand of looking and trample or remove and trample by this pedal 14, locate or remove location after making these carrier 11 displacements, yet this known castor with pedal 14 uses situation still to have the defect that following need improve immediately in reality:

due to this carrier 11 in the process of displacement of turning, this castor can be turned and rotate along with this carrier 11, make the pedal 14 that is configured in this rotary seat 12 also rotate thereupon, therefore, consult shown in Figure 2, when this carrier 11 moves to desired location, and this rotary seat 12 drives these pedals and turns 14 while moving under this carrier 11, this pedal 14 can fully be covered and not stretch out in outside all sides of this carrier 11 by this carrier 11, at this moment, the user can't trample this pedal 14 makes this carrier 11 obtain immediately location, and must one hand steered carrier 11, and bend over to pull this pedal 14 downwards by the another hand, make the stop of this castor Wan Cheng Brake car, perhaps pull this castor, pedal 14 is stretched out outside carrier 11 for trampling, to complete the stop of this castor De Brake car, accordingly, highlight awkward defect.

Therefore, need develop a kind of new castor, to address the aforementioned drawbacks.

Summary of the invention

The technical problem to be solved in the present invention is to provide a kind of castor of directional type pedal.The present invention mainly makes this castor in the process of rotating, and its pedal is directed state and can rotate thereupon, allows the user be trampled immediately this pedal, to promote the ease of use of this castor.

For solving the problems of the technologies described above, the castor of directional type pedal of the present invention, the applicable below that is located at carrier, this castor comprises: a positioning seat has fixed part and an axial region that is fixedly arranged on this carrier below; One bearing, be fixedly arranged on this positioning seat, and have an inner ring body that is fixed in this axial region, one relative to outer ring body that this inner ring body rotates, and plural number be located at rolling body between this inside and outside ring body; One rotary seat, be fixedly arranged on this bearing, and have the ring groove of affixed this outer ring body; One wheel body unit, can rotate or not be located at rotationally this rotary seat; One pedal unit can be disposed at this positioning seat with being pulled, to control this wheel body unit, rotates or does not rotate.

Preferably, this axial region by this fixed part to downward-extension, and have a large footpath section, and an external diameter less than the path section of this large footpath section external diameter, the inner ring body cover of this bearing is fixed in the path section of this axial region.

The present invention can be positioned at this carrier below along with the castor rotation mainly for the pedal unit of known castor, cause and trample the not improved invention of toilet, the present invention is disposed on this positioning seat by this pedal unit, make this castor in the process of rotating, this pedal is directed state and can rotate thereupon, to keep being exposed to the state outside this carrier side, therefore, when this carrier moves to desired location, the user is trampled this pedal unit immediately, allow the stop of this castor Wan Cheng Brake car, to reach the purpose that promotes this castor ease of use.

Description of drawings

The present invention is further detailed explanation below in conjunction with accompanying drawing and the specific embodiment:

Fig. 1 is known lateral plan with castor of pedal;

Fig. 2 is the cardon of doing of known castor with pedal, shows the state that the pedal suppressed by vector of castor covers;

Fig. 3 is lateral plan of the present invention;

Fig. 4 is the part sectional view of Fig. 3;

Fig. 5 is the cardon of doing of the present invention, after showing that rotary seat rotates, and the location status of pedal unit.

In figure, description of reference numerals is as follows:

Known part:

Carrier 11 rotary seats 12

Wheel body 13 pedals 14

Part of the present invention:

Carrier 20

Positioning seat 30 fixed parts 31

Axial region 32 large footpath sections 321

Path section 322

Bearing 40 inner ring bodies 41

Outer ring body 42 rolling bodys 43

Rotary seat 50 ring grooves 51

Wheel body unit 60

Pedal unit 70

The specific embodiment

For to purpose of the present invention, the technology that adopts, means and other effect, hereby lift a better possible embodiments and coordinate graphic being described in detail as follows:

Consult Fig. 3-4, the castor of a kind of directional type pedal that the embodiment of the present invention provides, the applicable below that is located at carrier 20, this castor mainly by a positioning seat 30, a bearing 40, a rotary seat 50, a wheel body unit 60, and a pedal unit 70 formed, wherein:

This positioning seat 30, have fixed part 31 and an axial region 32 that is fixedly arranged on these carrier 20 belows, wherein this fixed part 31 can be fixedly arranged on by modes such as screws the below of this carrier 20, and this axial region 32 by this fixed part 31 to downward-extension, and have a large footpath section 321, and an external diameter less than the path section 322 of these large footpath section 321 external diameters.

This bearing 40, be fixedly arranged on this positioning seat 30, and have an inner ring body 41 that is fixed in this axial region 32, one relative to outer ring body 42 that this inner ring body 41 rotates, and plural number be located at rolling body 43 between this inside and

outside ring body

41,42; In the present embodiment, this inner ring body 41 covers are fixed in the path section 322 of this axial region 32 and abut against ring end in this large footpath section 321.

This rotary seat 50, be fixedly arranged on this bearing 40, and have the ring groove 51 of affixed this outer ring body 42, in order to do making this rotary seat 50 be able to by this bearing 40 rotate with respect to this positioning seat 30.

This wheel body unit 60, rotatably or not be located at this rotary seat 50 rotationally.

This pedal unit 70 can be disposed at this positioning seat 30 with being pulled, to control this wheel body unit 70, rotates or does not rotate; Because this pedal unit 70 is controlled this wheel body unit 60 and rotated or do not rotate and belong to known skill, and it makes flowing mode all with known identical, also non-invention emphasis of the present invention, therefore for the detailed construction of these members with make flowing mode and no longer describe in detail.

The above is structure and the configuration explanation thereof of each primary member of the embodiment of the present invention.Make flowing mode and effect makes the following instructions as for of the present invention.

consult Fig. 3, 4, 5, when carrier 20 is provided with castor of the present invention, the fixed part of this positioning seat 30 31 can be fixedly arranged on this carrier 20 belows, and allow the pedal unit 70 that is disposed at this positioning seat 30 expose outside the side of this carrier 20, at this moment, this carrier 20 is when turning displacement, this rotary seat 50 can see through this bearing 40 and with respect to this positioning seat 30 and this carrier 20, rotate, and drive this wheel body unit 60 and synchronously rotate, the positioning seat 30 that is fixedly arranged on this carrier 20 keeps fixed state with respect to carrier 20, in order to do making the pedal unit 70 that is disposed at this positioning seat 30 still keep being exposed to state outside these carrier 20 sides, therefore, when this carrier 20 moves to desired location, the user is trampled this pedal unit 70 immediately, this wheel body unit 60 is not rotated, and complete the stop of this castor De Brake car, be with, be equiped with the carrier 20 of castor of the present invention in the process of turning displacement, its pedal unit 70 is directed state and can does not rotate and rotate along with rotary seat 50, allow the carrier 20 that moves to desired location, the user can trample this pedal unit 70 immediately, make the stop of this castor Wan Cheng Brake car, to reach the purpose that promotes this castor ease of use.

In sum, the various embodiments described above and diagram be only preferred embodiment of the present invention, when can not with restriction scope of the invention process, the equalization of namely generally doing according to the present patent application scope changes and modification, all should belong in the scope that the present invention contains.

Claims

1. the castor of a directional type pedal, be suitable for the below that is located at carrier, and it is characterized in that: this castor comprises:

One positioning seat, have fixed part and an axial region that is fixedly arranged on this carrier below;

One bearing, be fixedly arranged on this positioning seat, and have an inner ring body that is fixed in this axial region, one relative to outer ring body that this inner ring body rotates, and plural number be located at rolling body between this inside and outside ring body;

One rotary seat, be fixedly arranged on this bearing, and have the ring groove of affixed this outer ring body;

One wheel body unit, can rotate or not be located at rotationally this rotary seat;

One pedal unit can be disposed at this positioning seat with being pulled, to control this wheel body unit, rotates or does not rotate.

2. the castor of directional type pedal as claimed in claim 1 is characterized in that: described axial region by fixed part to downward-extension, and have a large footpath section, and an external diameter less than the path section of this large footpath section external diameter, the inner ring body cover of this bearing is fixed in the path section of this axial region.