KR200488242Y1 - Handle for vehicles can be adjustable the hight of which - Google Patents

Abstract

The present invention relates to a vehicle handle capable of adjusting the height of a handle of a vehicle installed in a public transportation vehicle such as a bus or a subway so that a passenger can arbitrarily adjust the height of the handle according to his / her body condition. The composition is; A fixed bar connection part (1) connected to a fixed bar (B) fixed to a vehicle boarding space; A fixing pipe (2) installed to hang from the fixed bar connection part (1); A control tube assembly (3) fitted in the fixed tube (2) such that it can be lifted and lowered elastically by a spring (45); A handle 5 connected to the lower end of the control tube assembly 3; And a switch unit installed on the handle 5 for controlling the upward and downward movement of the control tube assembly 3.

Description

[0001] DESCRIPTION [0002] HANDLE FOR VEHICLES CAN BE ADJUSTABLE THE HIGH OF WHICH [0003]

More particularly, the present invention relates to a handle for a vehicle, which is installed in a public transportation vehicle such as a bus or a subway, in such a manner that a passenger can arbitrarily adjust the height of the handle according to his / To an adjustable vehicle handle.

Generally, in a subway or an urban railway vehicle or a bus used for public transportation, a standing passenger who is not seated during the operation of the vehicle from the sudden change of the riding environment such as vibration, sudden start, A handle is provided on the top of the vehicle for safe protection.

However, since the conventional handle for a vehicle is fixedly installed at a uniform height on the fixed bar in consideration of the average height of an adult, there is a problem that it is inconvenient that the handle can not be caught in the case of relatively small passengers or children. Causing a safety accident in children in case of sudden stoppage, sudden outbreak and shaking.

Considering this point, in the case of Seoul, metro and urban railway related organizations, pilot projects were carried out in 2007 and 2008 to lower the height of the handle from 5 cm to 10 cm. However, as the height of the handle was lowered, There is a discomfort in the face of a large person who is struck by the face or head.

In order to solve the above inconvenience, the inventor of the present invention developed a handle for a vehicle which is adjustable in height according to the height of the passenger himself, and applied for a patent document No. 10-2009-0032431.

The gist of the above Patent Publication No. 10-2009-0032431 is that the upper and lower clamps 10 and 20 fixed to the fixed bar B of the vehicle as shown in FIG. A curved surface cap 40 which is fitted to the connecting rod 30 so as to be able to receive the elastic force of the spring S1 and a plurality of pin grooves 51 fixed to the curved surface cap 40, And an intermittent pin 61 and a ball insertion hole 62 which are built up so as to be able to be lifted and lowered so as to receive the elastic force of the tension spring S2 to the fixing pipe 50, An intermittent ball 70 which is inserted into the ball insertion hole 62 so as to be able to flow in the ball insertion hole 62 and a control spring 60 which is built up to be able to move up and down so as to receive the elastic force of the compression spring S3, The ball 70 is locked and released B1 includes an operating rod 80 and a guide ring 90 mounted on the upper portion of the adjusting tube 60 to guide the lifting and lowering of the operating rod 800, An operation pin 200 assembled at a lower portion of the operation pin 200 and having a pin hole and an operation pin 200 screwed to a lower portion of the operation rod 80 and fitted into a pin hole, And a ring 300 to be fitted.

However, the above patent application can arbitrarily adjust the height of the handle for a vehicle installed in a public transit vehicle such as a bus or a subway according to the physical condition of the passenger, Since the intermittent ball 70 can not be pulled out from the ball insertion hole 62, it is difficult to adjust the length of the handle There is a case that it is inconvenient to hold the handle because it is difficult to rotate the handle, and it is difficult to assemble and labor costs are increased.

Korean Patent Publication No. 10-2009-0032431 Korean Utility Model Registration Application No. 20-2004-0025142

In order to solve the above-mentioned problems, the present invention is characterized in that the intermittent ball is removed from the ball insertion hole, the length of the handle can be easily adjusted, the passenger can conveniently hold the handle by the rotation of the handle, The purpose. Another object of the present invention is to provide a vehicle handle capable of improving safety and smoothly operating the vehicle height.

The above-mentioned object is achieved by a vehicle comprising: a fixed bar connecting portion (1) connected to a fixed bar (B) fixed to a vehicle boarding space; A fixing pipe (2) installed to hang from the fixed bar connection part (1); A control tube assembly (3) fitted in the fixed tube (2) to be able to move up and down; A handle 5 connected to the lower end of the control tube assembly 3; And a switch unit for controlling the upward and downward movement of the control tube assembly (3). The control tube assembly (3) comprises:

A center rod (31) fitted in the center of the fixing tube (2);

An adjusting pipe 33 interposed between the center bar 31 and the fixing pipe 2;

A taper providing member 32 provided on the center bar 31 to provide a tapered surface 32a in a downward direction;

Is attached between the taper providing member 32 and the control tube 33 and is attached to the center rod 31 by the magnetic force of the magnet 35 fixed to the center rod 31 When the center bar 31 is lowered by the switch unit in a state where the control tube 33 is fixed, the center bar 31 extends in the radial direction G along the tapered surface 32a of the taper providing member 32, A locking ball 34 protruding from a protrusion hole 332 formed in a side wall of the pipe 33 and fixed by being inserted into a locking groove 221 provided in a longitudinal direction of the fixing pipe like a wedge;

The stopper block 41 is installed on the upper end of the center bar 31 and is raised and lowered together with the center bar and elastically protrudes from the stopper block 41 in the radial direction G by a stopper block 41 and a spring 42 A stopper (4) including a stopper ball (43) elastically fitted in a locking groove of the fixed pipe;

And a spring (45) connected at one end to the stopper (4) and indirectly connected at the other end to the fixed bar connecting portion to fix the position thereof so that the handle can be resiliently returned And a height adjustable vehicle handle.

According to features of the present invention,

A buffer means (7) is provided for relieving the control tube assembly (3) from being impacted while being elastically lifted, the buffer means (7) comprising:

A cushion washer (71) fitted in a portion of the shoulder (51, 52) of the handle (5); And a lower end of the coil spring 72 is supported by the shoulders 51 and 52 of the handle 5. The upper end of the coil spring 72 is supported by the lower surface of the buffer washer 71,

According to another feature of the present invention,

A switch bar 61 installed in a superposed state on an upper surface of the transverse bar 521 of the handle 5 and actuated elastically in a vertical direction by a spring; And an active link 6 connected to both ends of the switch bar 61 and connected to the center rod 31 of the control tube assembly 3 as a fixing bolt 65.

According to the above configuration, the present invention can arbitrarily adjust the height of a handle for a vehicle installed in a public transit vehicle such as a bus or a subway according to the physical conditions of the passenger, It is possible to improve the convenience and at the same time to greatly enhance the safety of children during operation.

Another effect is that the intermittent ball is normally out of the ball insertion hole, facilitating the length of the handle, allowing the passenger to grip the handle with the rotation of the handle, facilitating assembly of the components, and saving labor costs.

1 is a perspective view of a vehicle handle capable of height adjustment according to an embodiment of the present invention.
2 is an exploded perspective view of a vehicle handle capable of height adjustment according to an embodiment of the present invention.
3 is a sectional view of a vehicle handle capable of height adjustment according to an embodiment of the present invention.
4 is an exploded cross-sectional view of a vehicle handle capable of height adjustment according to an embodiment of the present invention.
5 to 6 are cross-sectional views illustrating the use of a vehicle handle capable of height adjustment according to an embodiment of the present invention.

In order to fully understand the present invention, a preferred embodiment of the present invention will be described with reference to the accompanying drawings.

The embodiments of the present invention may be modified in various forms, and the scope of the present invention should not be construed as being limited to the embodiments described in detail below. This embodiment is provided to more safely explain the present invention to those skilled in the art.

Therefore, the shapes and the like of the elements in the drawings can be exaggeratedly expressed to emphasize a clearer description. It should be noted that in the drawings, the same members are denoted by the same reference numerals.

Further, the detailed description of the known functions and configurations that are considered to be unnecessarily blurring the gist of the present invention is omitted.

The height adjustable vehicle handle includes a fixed bar connection portion (1) connected to a fixed bar (B) fixed to a vehicle boarding space; A fixing pipe (2) installed to hang from the fixed bar connection part (1); A control tube assembly (3) fitted in the fixed tube (2) to be able to move up and down; A handle 5 connected to the lower end of the control tube assembly 3; And a switch unit for controlling the upward and downward movement of the control tube assembly 3.

The fixed bar connecting part 1 is provided with a hole H which is composed of an upper clamp 11 and a lower clamp 12 having a shape corresponding to the diameter of the fixed bar B of the vehicle and into which the fixed bar B is fitted It is fixed with bolts. A ball 13 is screwed and fixed to the lower end of the lower clamp 12. The upper and lower ends of the sphere 13 are combined with the former fasteners 14 and 15 to have the same structure as the ball bearing. The old fasteners (14, 15) are fixed to the upper end of the fixing pipe (2). Therefore, the fixed pipe 2 is rotatable in the free direction around the sphere 13 at a predetermined angle. The fixed pipe (2) is formed by assembling semi-cylindrical unit fixing pipes (21, 22). A packing (23) for preventing inflow of dust can be fitted to the lower portion of the fixing pipe. A corrugated cover 17 may be provided on the upper end of the fixing pipe 2 to prevent dust from entering the sphere 13. [ On the upper sidewall of the fixed pipe 2, an old fixture coupling hole 222 for coupling with the old fixtures 14 and 15 is provided. The lower end of the fixing pipe 2 may be provided with a locking protrusion for restricting the degree to which the handle is lowered for safety.

The lower stopper (15) is provided with means for restraining the freezing of the fixed pipe (2). The restraining means includes a flow-preventive ball 16 that is resiliently supported on the bottom surface of the sphere 13 via a spring 161.

A cover tube (24) is fitted outside the fixing tube (2). The cover pipe 24 is made transparent so that the advertisement can be performed by interposing the handbag between the cover pipe 24 and the fixing pipe 2.

The control tube assembly 3 is vertically and movably fitted in the fixing tube 2. [

The control tube assembly 3 includes a center rod 31 fitted in the center of the fixing tube and an adjusting tube 33 interposed between the center rod 31 and the fixing tube. At the upper portion of the center bar 31, there is provided a taper providing member 32 for providing a tapered surface 32a in the downward direction. A stopper (4) is provided at the upper end of the center rod (31). The stopper 4 has a stopper ball 43 elastically protruding in the radial direction from the stopper block 41 by the stopper block 41 and the spring 42. The stopper ball 43 may be installed symmetrically.

One or more guide projections 331 protrude from the outer wall of the control tube 33 along the circumferential direction and a guide protrusion 331 is inserted into the inner wall of the stationary pipe 2 in the vertical direction, A groove 223 is provided. A locking ball 34 is provided between the taper providing member 32 and the control tube 33. The locking ball 34 is attached to the center rod 31 of the taper providing member by a magnet 35 fixed to the center rod 31. [ When the center bar 31 is lowered in a state where the control tube 33 is fixed, the locking ball 34 extends in the radial direction along the tapered surface 32a and the protrusion hole 332 provided on the side wall of the control tube 33, .

A locking groove 221 is serially provided on the inner wall of the fixed tube 2 in the longitudinal direction so that the locking ball 34 protrudes through the protrusion hole 332 and is engaged with the locking groove 221 , Wherein the control tube assembly (3) is fixed in the fixing tube (2). That is, the fixing pipe 2 and the control tube assembly 3 are fixed at the corresponding positions.

It is the role of the switch unit that the center rod 31 is lowered so that the locking ball 34 moves outward. The switch unit includes a switch bar 61 mounted on the upper surface of the transverse bar 521 of the handle 5 and a switch bar 61 connected to both ends of the switch bar 61 and having a center bolt 31 Shaped link 6 connected thereto. The link 6 includes a barb 62 having a shape corresponding to the shape of the handle, a hub 64 provided at the center of the barb 62 to sandwich the fixing bolt 65, And has a switch bar connecting projection 66. A connection pipe 35 provided with a female screw 351 may be interposed between the center rod 31 and the fixing bolt 65. A bolt coupling portion 352 for coupling the fixing bolt 65 is provided at the lower end of the coupling pipe 35. The switch bar 61 is resiliently moved in the vertical direction by the switch bar spring 63. The lower end of the switch bar spring 63 is fitted to a spring support projection 522 provided on the transverse bar 521 of the handle 5.

On the other hand, a spring (45) is connected between the stopper block (41) and the lower stopper (15). The spring (45) is a means for exerting a certain elastic force in a relatively long section. Two spring springs (45) are provided symmetrically as shown. The stopper block 41 is provided with a spring fastening groove 411 for fastening an end of the spring 45 to the fastening block 41.

According to the above construction, if the handle 5 is pulled in the downward direction F, the handle 5 and the control tube assembly 3 are lowered to overcome the elastic force of the spring 45 (refer to FIG. 5). The stopper ball 43 will move left and right with a clicking sound along the locking groove 221 provided in the wall surface of the fixed tube 2. [ When the handle 5 is released, the handle 5 and the control tube assembly 3 will rise up again by the elastic force of the spring 45 to return to the original position.

When the knob 5 is lowered to a position desired by the user and the transverse bar 521 of the knob 5 and the switch bar 61 are held by hand, the switch bar 61 is lowered and the center rod 31 is moved downward Eventually the locking ball 34 will start in the radial direction and become caught between the taper providing member 32 like the wedge and the locking groove 221 of the fixing pipe. In this case, the handle 5 can not be raised or lowered.

Fig. 6 shows a state in which the handle 5 (not shown) and the control tube assembly 3 are lifted to their maximum.

When the switch bar 61 is released, the locking balls 34 are pulled out of the locking grooves 221 by the magnetic force so as to stick to the center bar 31, and the knob 5 can move upward or downward . When the knob 5 is completely released, the handle 5 and the control tube assembly 3 are elastically lifted by the spring 45. [ At this time, a buffer means 7 is provided to relieve the control tube assembly 3 from being elastically lifted and impacted. The shock absorber 71 is supported on the bottom of the shock absorber washer 71 and the lower end of the shock absorber 71 is supported on the shoulders 51 and 52 of the handle 5, And a plurality of coil springs 72 supported by the coil springs 72.

A threaded tube (53) is provided at the middle of the upper ends of the shoulders (51, 52) of the handle so as to be screwed with the adjusting tube (33). A seating portion 521 on which the coil spring 72 of the buffer means 7 is seated is provided at the periphery of the screw 53.

1: fixed bar connecting part 2: fixed pipe
3: Control tube assembly 4: Stopper
5: Handle 6: Link
13: Salvation 14,15: Old fixture
16: anti-flow ball 21: locking groove
24: cover tube 31: center rod
33: control tube 34: locking ball
35: Magnet 45: Spring spring
61: switch bar 63: switch bar spring
B: Fixed bar

Claims (3)

A fixed bar connection part (1) connected to a fixed bar (B) fixed to a vehicle boarding space; A fixing pipe (2) installed to hang from the fixed bar connection part (1); A control tube assembly (3) fitted in the fixed tube (2) to be able to move up and down; A handle 5 connected to the lower end of the control tube assembly 3; And a switch unit for controlling the upward and downward movement of the control tube assembly (3). The control tube assembly (3) comprises:
A center rod (31) fitted in the center of the fixing tube (2);
An adjusting pipe 33 interposed between the center bar 31 and the fixing pipe 2;
A taper providing member 32 provided on the center bar 31 to provide a tapered surface 32a in a downward direction;
Is attached between the taper providing member 32 and the control tube 33 and is attached to the center rod 31 by the magnetic force of the magnet 35 fixed to the center rod 31 When the center rod 31 is lowered by the switch unit in a state where the control tube 33 is fixed, the control rod 33 extends in the radial direction along the tapered surface 32a of the taper providing member 32, A locking ball 34 protruding from a protrusion hole 332 formed in a side wall of the fixing pipe and fixed in a locking wedge 221 provided in the longitudinal direction of the fixing pipe like a wedge;
The stopper block 41 and the stopper block 41 elastically protrude radially from the stopper block 41 so as to move up and down with respect to the center bar 31, A stopper (4) including a stopper ball (43) elastically fitted in the locking groove;
A spring (45) connected at one end to the stopper (4) and indirectly connected at the other end to the fixed bar connecting part (1) to fix the position thereof so that the handle (5) can be resiliently returned Including,
A buffer means (7) is provided for relieving the control tube assembly (3) from being impacted while being elastically lifted, the buffer means (7) comprising:
A cushion washer (71) fitted in a portion of the shoulder (51, 52) of the handle (5); And a plurality of coil springs (72) supported by the shoulders (51, 52) of the handle (5), the upper end of which is supported on the bottom surface of the cushion washer (71) . delete The apparatus of claim 1, wherein the switch unit comprises:
A switch bar 61 installed in a superposed state on an upper surface of the transverse bar 521 of the handle 5 and actuated elastically in a vertical direction by a spring;
And an arc-shaped link (6) connected to both ends of the switch bar (61) and connected to the center rod (31) of the control tube assembly (3) by a fixing bolt (65) Possible car handle.

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