CN103204089A - Height-adjustable bus handle capable of swinging within small amplitude - Google Patents

Abstract

The invention discloses a small swing and height-adjustable bus handle, which is composed of a fixing part connected with a bus bar, a height adjusting part and a handle, the fixing part is connected with the height adjusting part through a connecting belt, and the height adjusting part consists of Composed of a sleeve and a connecting rod, the top inside the sleeve is provided with a card slot, the upper end of the card slot has a limit slot and an elastic member is installed, and the lower end inside the sleeve is a cavity; a rectangular connecting rod is fixed in the middle of the spherical structure at the top of the connecting rod. Rod key, the lower end is a cylindrical rod; the connecting rod moves up to the slot at the upper end of the sleeve, rotates 90 degrees clockwise, the connecting rod key falls into the limit slot, and compresses the elastic part at the same time. In this state, the handle only passes through The shorter connecting belt swings slightly, and the handle is gently pushed up, and the compressed elastic part will bounce the connecting rod key through elastic force, so that the connecting rod enters the lower cavity of the sleeve. The handle can realize the purposes of micro-swing and height adjustment, and has a reliable structure and simple operation process.

Description

A bus handle with small swing and adjustable height

technical field

The invention belongs to the technical field of public transportation tools, and in particular relates to a small swing and height-adjustable bus handle.

Background technique

In order to ensure the safety of standing passengers, handles are generally provided on existing buses. The handles on the handles are connected to the bus handle fixing parts through flexible connectors. The height of the entire handle is fixed, which generally cannot meet the needs of passengers of different heights. The existing bus handle is easy to shake. When the bus encounters a turn or brakes suddenly, the passenger will shake the handle greatly, and it is easy to stand unsteadily and even cause danger, which will bring physical exertion and psychological stress to the passengers. Unhappy, the existing bus handles are not stable, and cannot meet the needs of most people for the height of the handle.

The patents about the new stable bus handle are:

(1) A new type of bus handle with the patent number of 200820014160, including a straight rod and a handle. One end of the straight rod is fixed vertically on the horizontal bar, and the other end is horizontally fixed to the handle. The handle is a "back"-shaped structure, which is far away from the straight rod. There is a sponge pad on the inside of one end of the handle, the handle is fixed on both sides of the outside of the handle, the inside of the handle is provided with a soft pad, the bottom of the handle is movably connected to the hook, and the hook and the bottom of the handle are respectively provided with magnets, and the two are N pole and S pole; the straight rod is a telescopic structure. The utility model has the advantages of simple structure, convenient use, various functions, strong practicability, wide application range and the like.

(2) A spiral handle with a patent number of 201120253360, including a plastic handle and a connecting bar, the lower end of which is connected to the plastic handle; the upper end is fixed on a fixed rod in the compartment; the connecting bar is a spiral Structural connecting bar, the inner core connecting bar is covered with a protective plastic tube; because the connecting bar is made of stainless steel, the handle is durable and not easy to break; the connecting bar adopts a spiral structure to buffer the forward force caused by emergency braking and protect passengers safety.

(3) A bus handle with the patent No. 201120244594, including a sling hooked on the horizontal pole of the bus and a suspension ring connected to the lower end of the sling, and an elastic sheath is set on the suspension ring. The bus handle of the present invention has the advantage that it is not easy to make the hand holding the suspension ring feel sore.

(4) Patent No. 201120279239 for a bus grab ring, the claw on the upper side of the connecting rod is hooked with the hook at the free end of the fixed rod, and the height of the grab ring can be adjusted according to one's own height when grabbing the grab ring; When the connecting rod is drooping, the arm of the passenger is in a natural drooping state when grasping. Compared with the existing suspension grab ring, it can reduce the fatigue of the arm and make the passenger more comfortable.

Contents of the invention

The technical problem to be solved by the present invention is to overcome the problem that the previous bus handle is unstable and cannot meet the height requirements of most people, and to provide a bus handle with adjustable height and small swing.

In order to solve the problems of the technologies described above, the present invention is achieved by adopting the following technical solutions:

A bus handle with small swing and adjustable height, which is composed of a fixing part, a height adjusting part and a handle. The height adjusting part is composed of a sleeve 2 and a connecting rod 3. The sleeve 2 is connected with the sleeve 2. The sleeve 2 is two parts with reverse symmetry on the left and right. The inner top of the sleeve 2 is provided with a boss 6, and the boss 6 is provided with a limiting groove 7 and an elastic member 8. The elastic member 8 One end of the tail part is suspended in the air above the limit groove 7, and the other end is fixed on the end surface of the boss 6, and the inner lower end of the sleeve 2 is a cavity 9;

The top of the connecting rod 3 is a spherical structure 10, the middle end is a columnar rod 12 and the end is a fixed handle structure 13. The connecting rod key (11) passes through the middle of the spherical structure (10). Structure 10 interference fit.

A spherical groove is provided at the bottom of the cavity 9 to form a matching pair with the spherical structure 10 .

A small boss 16 protrudes from the outer side of the right side boss of the limiting slot 7 to limit the rotation angle of the connecting rod 3 .

The depth of the limiting groove 7 is 1/2 of the height of the connecting rod key 11 .

Both sides of the end surface of the boss 6 are provided with two protruding fixed spring card structures 14 for fixing the spring card 15 , and the tail ring of the elastic member 8 is fixedly connected with the spring card 15 .

The fixing method is shown in Figure 9. There are two protruding fixed spring card structures 14 on both sides of the end surface of the boss 6, which are used to fix the spring card 15. The tail ring of the elastic member 8 is welded to the spring card 15; A small boss 16 protrudes from the outside of the side boss, and when the connecting rod spherical structure 10 reaches the top of the sleeve 2, the connecting rod key 11 rotates on the surface of the boss 6, and the bottom surface of the connecting rod key 11 is in contact with the surface of the boss 6. Contact, the height of the connecting rod 3 basically remains unchanged during the rotation process. When it rotates to the top of the limit groove 7, the raised small boss 16 limits the rotation of the connecting rod 3, and will remind the user that the current position of the connecting rod 3 is just right. Just above the limiting groove 7, the handle 4 can be pulled down and fixed.

When the handle needs to be fixed, push the handle 4 up, and the handle 4 drives the connecting rod 3 to move upward in the sleeve 2. The process is shown in Figure 11; The spherical structure 10 at the top of the rod 3 and the connecting rod key 11 that cooperates with it rotate. When the connecting rod key 11 rotates to the top of the limit groove 7, the side of the connecting rod key 11 contacts with the tail of the elastic member 8. As the connecting rod 3 Continue to rotate, the elastic member 8 is compressed until the connecting rod key 11 reaches the top of the limit groove 7, the state at this time is shown in Figure 12; a small boss 16 is raised outside the boss on the right to prevent the connecting rod 3, and then pull down the handle 4 to make the connecting rod key 11 enter the limit groove 7, the state at this time is shown in Figure 13, the depth of the limit groove 7 is 1/2 of the height of the connecting rod key 11, so in When the connecting rod key 11 was in the limit groove 7, the position where the elastic member 8 was in contact with the side of the connecting rod key 11 changed from the lower half of the side of the connecting rod key 11 to contact with the upper half surface, which was still in a compressed state. When the height needs to be lowered, the handle 4 is pushed upwards, and the connecting rod key 11 breaks away from the limit groove 7, and the elastic member 8 bounces the connecting rod key 11 to the outside of the boss 6 through elastic force, and then the connecting rod 3 falls to the space by gravity. Cavity 9.

The utility model relates to a bus handle with adjustable height by small swing. It consists of a fixing piece connected with the bus cross bar, a height adjusting part and a handle, and the fixing piece is connected with the height adjusting part through a connecting belt. The height adjustment part is composed of a sleeve and a connecting rod. The sleeve is two parts with left and right mirror images. The inner top is provided with a boss with a limit slot on it, and an elastic piece is installed above the boss, and the elastic piece is located in the limit groove. Just above and extending to the end surface of the boss, the lower end inside the sleeve is a cavity; the top end of the connecting rod is a spherical structure, and its lower end is a cylindrical rod. The end structure of the rod has a threaded hole, and the handle is fixed by bolts. The middle position of the spherical structure is opened, and the connecting rod key is fixedly installed. When the connecting rod reaches the boss on the upper end of the sleeve, it is fixed in the limit groove after rotating 90 degrees, and the elastic part is compressed at the same time. In this fixed state, the handle only passes through The shorter connecting belt swings slightly; if the handle is pushed up slightly, the compressed elastic part will pop open the connecting rod key through the elastic force to make the connecting rod enter the lower cavity of the sleeve. There is a spherical concave at the bottom of the cavity slot, the spherical structure at the top of the connecting rod will swing slightly in it to achieve the purpose of micro-swing and height adjustment.

Compared with prior art, the beneficial effects of the present invention are:

The invention overcomes the problem of unstable bus handles in the past, and meets the needs of most people for the height of the handle. The handle can be adjusted in height and swing in a small range through a simple structure, with reliable structure and simple operation process.

Description of drawings

Below in conjunction with accompanying drawing, the present invention will be further described:

Fig. 1 is a structural schematic diagram of a small swing height-adjustable bus handle;

Fig. 2 is a structural view of the inside of the sleeve and the top of the connecting rod of the small-scale swing height-adjustable bus handle;

Fig. 3 is the front view of the connecting rod of the height-adjustable bus handle with small swing;

Fig. 4 is a side view of the connecting rod of the height-adjustable bus handle with a small swing;

Fig. 5 is the front view of the sleeve section of the bus handle with small swing height adjustable;

Fig. 6 is a sectional view of the sleeve of the bus handle with small swing height adjustable after the elastic member is installed;

Fig. 7 is a top view of the inner boss part of the sleeve of the small-scale swing height-adjustable bus handle;

Fig. 8 is a top view after the elastic member is installed in the sleeve of the bus handle with small swing and height adjustment;

Fig. 9 is a partial view of the inner elastic part of the sleeve of the small-scale swing height-adjustable bus handle;

Fig. 10 is a top view of the lower part of the sleeve of the bus handle with small swing and height adjustment;

Fig. 11 is a schematic diagram of the movement of the connecting rod of the bus handle with small swing and height adjustment in the sleeve;

Fig. 12 is a schematic diagram after the connecting rod of the small-scale swing height-adjustable bus handle moves to the upper part of the boss and rotates;

Fig. 13 is a top view of the bus handle with a small swing and height-adjustable connecting rod in a fixed state.

In the figure: 1. Fixing piece, 2. Sleeve, 3. Connecting rod, 4. Handle, 5. Connecting belt, 6. Boss, 7. Limiting slot, 8. Elastic piece, 9. Cavity, 10. Spherical structure, 11. Link key, 12. Columnar rod, 13. Fixed handle structure, 14. Fixed spring card structure, 15. Spring card, 16. Small boss

Detailed ways

The present invention is described in detail below in conjunction with accompanying drawing:

Referring to Fig. 1, a height-adjustable bus handle with a small swing is composed of a fixing part 1 connected to a bus bar, a height adjustment part and a handle 4, and the height adjustment part is composed of a sleeve 2 and a connecting rod 3. The fixing part 1 is connected with the connecting belt 5 made of canvas through the bolt at the bottom, and the connecting belt 5 is connected with the sleeve 2 in the height adjustment part through the bolt above the sleeve 2. There are internal threads in the six holes on the surface, and the two parts of the left and right reverse symmetry of the mounting sleeve 2 are connected by bolts.

The top inside the sleeve 2 is provided with a boss 6, and the right side of the boss 6 is higher than a small boss 16, which is used to limit the rotation angle of the connecting rod 3. There is a limit groove 7 on it, and an elastic piece is installed above the boss. 8. The elastic member 8 is located directly above the limiting groove 7 and extends to the end surface of the boss and is fixed. The fixing method is shown in FIG. 8. There are two protruding fixed spring card structures 14 on both sides of the end surface of the boss 6. To fix the spring card 15, the tail ring of the elastic part 8 is welded with the spring card 15;

A small boss 16 protrudes from the outside of the right boss of the limit groove 7, and when the connecting rod spherical structure 10 reaches the top of the sleeve 2, the connecting rod key 11 rotates on the surface of the boss 6, and the bottom surface of the connecting rod key 11 In contact with the surface of the boss 6, the height of the connecting rod 3 basically remains unchanged during the rotation. When it rotates to the top of the limit groove 7, the raised small boss 16 limits the rotation of the connecting rod 3 and will remind the user that the current The position of the connecting rod 3 is just above the limit groove 7, and the handle 4 can be pulled down to fix it;

Connecting rod 3 top is a spherical structure 10, and its lower end is a columnar bar 12, and the end of bar is fixed handle structure 13, and threaded hole is arranged on fixed handle structure 13, is fixed with handle 4 by bolt connection. The middle position of the connecting rod spherical structure 10 is opened, and a cuboid connecting rod key 11 is placed, which is used for when the connecting rod 3 reaches the boss 6 on the upper end of the sleeve, it is fixed in the limit groove 7 after rotating 90 degrees, and simultaneously compresses the elastic Part 8; the lower end inside the sleeve is a cavity 9. When the handle needs to be fixed, the handle 4 is pushed up, and the handle 4 drives the connecting rod 3 to move upward in the sleeve 2. The process is shown in Figure 11; 2 After the top of the inside, rotate the handle 4 again to drive the spherical structure 10 at the top of the connecting rod 3 and the connecting rod key 11 matched with it to rotate. The side is in contact with the tail of the elastic member 8, and as the connecting rod 3 continues to rotate, the elastic member 8 is compressed until the connecting rod key 11 reaches just above the limit groove 7, and the state at this time is shown in Figure 12; A small boss 16 protrudes from the outside of the table to prevent the connecting rod 3 from continuing to rotate, and then pull down the handle 4 to make the connecting rod key 11 enter the limit groove 7. The state at this time is shown in Figure 13, the depth of the limit groove 7 It is 1/2 of the height of the link key 11, so when the link key 11 is in the limit groove 7, the position where the elastic member 8 contacts the side of the link key 11 changes from the lower half of the side of the link key 11 to the upper half surface. Half-surface contact, still in compression. When the height needs to be lowered, the handle 4 is pushed upwards, and the connecting rod key 11 breaks away from the limit groove 7, and the elastic member 8 bounces the connecting rod key 11 to the outside of the boss 6 through elastic force, and then the connecting rod 3 falls to the space by gravity. Cavity 9.

In this fixed state, the handle 4 only swings in a small range through the shorter connecting belt 5; if the handle 4 is pushed up slightly, the compressed elastic member 8 will bounce the connecting rod key 11 by elastic force to make the connecting rod enter Sleeve lower cavity 9, a spherical groove is arranged at the bottom of cavity 9, and the ball head of connecting rod will swing slightly therein, realizes the purpose of micro-swing and height adjustment.

Claims (5)

1. swing by a small margin and adjustable for height public transport handle for one kind, by connecting element (1), highly regulate parts and handle (4) and form, described height adjusting parts are made up of sleeve (2) and connecting rod (3), it is characterized in that:

Described connecting element (1) is connected with sleeve (2) by connecting band (5), described sleeve (2) is two parts of left and right sides reverse symmetry, sleeve (2) inner tip is provided with boss (6), be provided with position-limited trough (7) and elastic component (8) in the described boss (6), afterbody one end of described elastic component (8) is unsettled be positioned at position-limited trough (7) directly over, the other end is fixed on boss (6) end face, and described sleeve (2) interior lower end is cavity (9);

The top of described connecting rod (3) is that globosity (10), middle-end are that cylindrical rods (12), end are fixed handle structure (13), connecting rod key (11) passes in the middle of described globosity (10), connecting rod key (11) and globosity (10) interference fit.

2. a kind of swing by a small margin according to claim 1 and adjustable for height public transport are shaken hands, and it is characterized in that:

Described cavity (9) bottom is provided with a spherical groove, forms matching pair with globosity (10).

3. a kind of swing by a small margin according to claim 1 and adjustable for height public transport are shaken hands, and it is characterized in that:

The boss outside, right side of described position-limited trough (7) exceeds a small boss (16), is used for the rotational angle of limiting rod (3).

4. a kind of swing by a small margin according to claim 1 and adjustable for height public transport are shaken hands, and it is characterized in that:

The degree of depth of described position-limited trough (7) is 1/2 of connecting rod key (11) height.

5. a kind of swing by a small margin according to claim 1 and adjustable for height public transport are shaken hands, and it is characterized in that:

The both sides of described boss (6) end face are provided with two outstanding fixing spring card structures (14), are used for fixing spring card (15), and elastic component (8) tail circle is captiveed joint with spring card (15).

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