CN2825400Y

CN2825400Y - Luggage car

Info

Publication number: CN2825400Y
Application number: CN 200520103141
Authority: CN
Inventors: 刘林; 杨进春
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-07-29
Filing date: 2005-07-29
Publication date: 2006-10-11
Anticipated expiration: 2015-07-29

Abstract

The utility model relates to a luggage car which comprises a handle, a main body rack, a wheel rack, a roller and a turning rack and also comprises a braking device. The utility model is suitable for use in uncrowned roads, ramps, steps and rugged roads, uses a peculiar angular gear structure to enhance the ability of crossing obstacles, is provided with a brake mechanism and a handle structure which are convenient for people to control the luggage car without the feeling of walk by pull by people, realizes the purpose that once hands leave the car, the car brakes to stop, is provided with a vibration damping mechanism to effectively protect goods on the car and can be folded when not in use so as to occupy little space as little as possible.

Description

Novel baggage car

Technical field

The utility model relates to a kind of novel baggage car.

Background technology

At present, existing baggage car structure is all fairly simple, is subjected to the influence of condition of road surface easily; Safety and reliability are relatively poor; Operation control sense during use is relatively poor, usually has the user to go to cater to the sensation of car; In addition, shake very big to the influence of article on car and the car, article on the fragile car, and reduced some shortcomings such as service life of baggage car.

The utility model content

Technical problem to be solved in the utility model is the collapsible novel baggage car that proposes a kind of energy stair climbing, has brake function and damping effect.

Technical scheme provided by the utility model is: a kind of novel baggage car, include handle, main frame, wheel carrier, roller and turning rack, this baggage car also includes brake gear, and this brake gear includes button, brake lever, brake cable, conversion and encloses, changes moving-coil, pipe link B, brake linkage, pipe link A and brake rubber block surely; Brake lever is the T-shape structure, and the vertical end of brake lever is connected with button, and one of horizontal ends is connected with brake cable, and the other end is fixed on the handle; Described conversion moving-coil, pipe link B, brake linkage, pipe link A and brake rubber block all are located in the wheel carrier, described brake linkage is " L " type structure, the one end is fixedly connected on the wheel carrier, the other end is connected with pipe link B, conversion moving-coil, the fixed circle of conversion in turn, and brake rubber block one end contacts with roller, the other end is connected with pipe link A, and pipe link A is connected with the straight-arm of brake linkage.

Further, described brake lever and brake cable respectively are two, and this brake gear also includes trammel beam and adjusting knob, and this trammel beam and adjusting knob all are located in the handle; These trammel beam two ends are connected with the vertical end of two brake lever respectively, and button is connected with the middle part of trammel beam; Be used for the adjusting knob that the limiting balance bar moves and also be two, be connected with handle movably.

Further, described handle, wheel carrier and turning rack and main frame flexibly connect, and main frame is provided with the safety that can fasten handle and wheel carrier and buckles; And wheel carrier is provided with the safety button that can fasten turning rack.

Further, described wheel carrier includes column and support, and the end of this column and support flexibly connects, and both middle parts adopt elasticity to connect.

Further, described roller is the triangle wheel construction.

The utility model has following advantage: be adapted at using on flat road surface, slope, ladder and some the rough road surfaces; Distinctive triangle wheel construction is strengthened its penetrate thing ability greatly; Braking mechanism and handle arrangement can make the people control baggage car more easily, and the no one is being led the sensation walked, and car load is realized that hand is stopped from car and stopped; Damping can effectively be protected article on the car, and collapsible institute takes up space as far as possible little when not using.

Description of drawings

Fig. 1 is a structural upright scheme drawing of the present utility model;

Fig. 2 is the constitution diagram of the utility model after folding;

Fig. 3-1 is the part-structure of brake gear at the handle place;

Figure 32 is the block diagram of brake gear at the part-structure at handle place;

Fig. 3-3 is a triangle roller structure scheme drawing;

Fig. 3-4 is an A-A view among Fig. 3-3.

Wherein: 1: handle 2: main frame 3: brake gear 4: the wheel carrier column

5: wheel hub 6: turning rack 7: spring A 8: roller

9: wheel carrier support 10: brake lever 11: adjusting knob 12: trammel beam

13: button 14: compression spring 15: brake cable

51: rubber block 52: spring B 53: pipe link A 54: brake linkage

55: pipe link B 56: conversion encloses 57 surely: the conversion moving-coil

The specific embodiment

Below in conjunction with the description of drawings specific embodiment of the present utility model.

A kind of novel baggage car as shown in Figure 1 includes handle 1, main frame 2, wheel carrier, roller 8 and turning rack 6, and this handle 1, wheel carrier and turning rack 6 flexibly connect with main frame 2, and main frame 2 is provided with the safety that can fasten handle 1 and wheel carrier and buckles; And wheel carrier is provided with the safety button that can fasten turning rack 6; And wheel carrier includes column 4 and support 9, and this column 4 flexibly connects with the end of support 9, and both middle parts adopt spring A 7 to connect, and this roller is the triangle roller structure in addition: three wheel hubs 5 intersect at roll shaft.

This novel baggage car is collapsible when not using, and institute takes up space as far as possible little, as illustrated in fig. 1 and 2, release handle about 1 safety buttons, handle 1 rotates around rivet pin and draws close to the place ahead of main frame 2; Unclamp left and right sides pipe link safety button, unclamp left and right wheels safety button, both hands are pressed left and right sides triangle roller to the centre, and whole left and right wheels and support thereof are rotated around its column; Simultaneously, left and right sides connecting rod also drives left and right wheels and support rotates, and left and right wheels is drawn close to the centre; Rotate left and right sides turnover bracket earlier, rotate foot rest again, at last turnover bracket is driven left and right sides turnover bracket and foot rest and upwards rotate together, draw close to main frame; At last baggage car is fixed.Can add safety button or rope fixes; Otherwise promptly launch.

To the brake gear shown in the 3-4 3, this brake gear 3 includes that button 13, brake lever 10, brake cable 15, conversion enclose 56 surely, conversion moving-coil 57, pipe link B 55, brake linkage 54, pipe link A 53 and brake rubber block 51 as Fig. 3-1; Brake lever 10 is the T-shape structure, and the vertical end of brake lever 10 is connected with button 13, and one of horizontal ends is connected with brake cable 15, and the other end is fixed on the handle 1; Described conversion moving-coil 57, pipe link B 55, brake linkage 54, pipe link A 53 and brake rubber block 51 all are located in the wheel carrier, described brake linkage 54 is " L " type structure, the one end is fixedly connected on the wheel carrier, the other end is connected with pipe link B 55, conversion moving-coil 57 in turn, changes and enclose 56 surely, and brake rubber block 51 1 ends contact with roller 8, the other end is connected with pipe link A 53, and pipe link A 53 is connected with the straight-arm of brake linkage 54.

Described brake lever 10 and brake cable 15 respectively are two, and this brake gear 3 also includes trammel beam 12 and adjusting knob 11, and this trammel beam 12 and adjusting knob 11 all are located in the handle 1; These trammel beam 12 two ends are connected with the vertical end of two brake lever 10 respectively, and button 13 is connected with the middle part of trammel beam 12; Be used for the adjusting knob 11 that the limiting balance bar moves and also be two, be connected with handle 1 movably.

When descending, left and right sides brake adjustment button 11 on the handle 1 is adjusted to suitable position to handle 1 central authorities, after the user presses button 13 on the lower handle 1, the inclined-plane on the left and right sides brake adjustment button 11 is upwards withstood at the two ends that button 13 promotes trammel beam 12 because of the effect of connecting pin, and the distance that trammel beam 12 moves promptly is subjected to the restriction of brake adjustment button 11 ramps.Left and right wheels brake lever 10 is rotated because of the effect of the connecting pin that floats, and because of the principle of lever, the brake cable 15 on the brake lever 10 also will be tightened up, and promptly move along its axis direction with respect to outer race the interior lines of brake cable 15.

Because whole triangle roller portion all by rotating shaft by axial limiting, drive conversion moving-coils 57 and move axially so enclose 56 surely in the conversion of the other end of brake cable 15.Brake linkage 54 on the triangle roller is swung to the axis direction of triangle roller with conversion moving-coil 57 under the effect of pipe link B 55, principle because of lever, brake rubber block 51 is at the effect lower compression brake spring B 52 of pipe link A 53, promptly the brake spring B 52 on the left and right wheels can be applied in advance on the brake rubber block 51, acting on brake weight on the roller 8 reduces and keeps certain sizes values, make the rotation of baggage car roller 8 that certain friction force be arranged, can allow baggage car under the effect of gravity, be unlikely to rotate too fast, the situation that causes the user to be walked in tow by car takes place.

When the user does not use in the dead ahead of car, with the left and right sides brake adjustment button 11 on the handle 1 to the user at one's side direction be adjusted to suitable position; After the user pressed button 13 on the lower handle 1, the inclined-plane on the left and right sides brake adjustment button 11 was upwards withstood at the two ends that button 13 promotes trammel beam 12 because of the effect of connecting pin, and the distance that trammel beam 12 moves promptly is subjected to the restriction of brake adjustment button 11 ramps.Left and right wheels brake lever 10 is rotated because of the effect of the connecting pin that floats, and because of the principle of lever, the brake cable 15 on the brake lever 10 also will be tightened up, and promptly move along its axis direction with respect to outer race the interior lines of brake cable 15.

Because whole triangle roller portion all by rotating shaft by axial limiting, drive conversion moving-coils 57 and move axially so enclose 56 surely in the conversion of the other end of brake cable 15.With the axis direction swing of conversion moving-coil 57 to three horn rings, because of the principle of lever, brake rubber block 51 is at the effect lower compression brake spring B 52 of pipe link A 53 under the effect of pipe link B 55 for brake linkage 54 on three horn rings.

Because brake adjustment button 11 is all to user's direction adjusting at one's side, trammel beam 12 is because of the principle of lever, the distance that two ends move up can be not identical, user's one side can be bigger than the distance that opposite side moves, the degree of tightening up near the brake lever 10 drive brake cable 15 of user's direction can be bigger than another root brake cable like this, promptly be compressed more near the brake spring B 52 on user's the triangle roller, promptly be pre-applied to pressure on the roller 8 and can reduce manyly, that is to say near the friction force on the roller 8 on user's three horn rings littler near the brake spring B 52 on user's three horn rings; And the big certain ratio of the meeting of the friction force on the roller 8 on another three horn ring (user can be adjusted to the big or small ratio that needs in the process of using) is rotated the meeting difficulty.Can allow baggage car under the effect of the friction force on the roller 8, change " center of gravity " of its working direction like this, reach the purpose that baggage car keeps certain angle to advance with the user all the time.

Hand is promptly stopped from car to stop, after if hand leaves handle 1, without any masterpiece be used for brake spring B 52 and make its compression, then the brake spring B 52 on the left and right wheels is applied on the brake rubber block 51 in advance, the brake weight that acts on the roller 8 can be very big, be enough to lock fully roller 8, roller 8 is not rotatable.

The user holds handle 1, push down button 13, promptly can remove the brake weight that adds in advance on the left and right wheels simultaneously, and can in use can stir brake adjustment button 11 with thumb at any time, regulate the size of two-wheeled brake weight, can freely select the size of brake weight whether consistent, to reach different application targets.

Its penetrate thing ability is strengthened greatly, when baggage car travels when running into obstacle (not too big) or going up or down stairway, roller 8 can't move on, under the effect that the user firmly drags forward, the triangle roller rotates around the triangle roller wheel shaft, three rollers 8 on the triangle roller constantly are used alternatingly, utilize space between two rollers 8 on the triangle roller to be cleared the jumps or ladder moves on.

To there be two rollers 8 to land on each triangle roller, and form four-wheel and travel, and be not easy to turn to, have the good orientation effect of advancing.

On rough road surface, travel, or going up or down stairway the time, baggage car and cargo-carring article under the effect of self gravitation, can beat by heave and set, impulsive force is bigger, vibrations can be very strong.The distinctive damping of this baggage car, can reduce this impulsive force by actv., with article on effective protection car, and the service life of prolongation baggage car, when the wheel of baggage car is beated because of the Uneven road heave and set, left and right wheels at first will drive support 9 vibrations of left and right wheels, because the principle of lever, left and right wheels support 9 upwards rotates around adapter shaft; Simultaneously, baggage car with top and contained article thereof also its gravity act on left and right wheels column 4, the principle because of lever rotates around adapter shaft.There are the two ends of damping spring 7 that both direction opposite effect power is just arranged like this, because connecting, spring 7 is not rigidly connected, be to flexibly connect, so beat because of Uneven road causes the heave and set of the wheel of baggage car, the continuous compression shock absorption spring of meeting, Jue Dabufen concussion can be converted into the potential energy of damping spring and be cancelled like this, has promptly played the effect of damping.

In use, six movable parts of detaining the above each several part of triangle wheel support safely limit fully, and formation is rigidly connected, and fixing whole employing flush fits of six safety buttons, to guarantee safe and reliable.

Block the handle fixed link by safety button about lower handle, handle promptly is completely restricted stiff; Press left and right sides connecting rod safety and buckle and block left and right sides connecting rod, left and right sides connecting rod promptly is completely restricted stiff; Press left and right wheels safety button and block upset left and right sides support, left and right wheels and whole turnover bracket part (except that foot rest) all are completely restricted stiff.

This baggage car can also be done with the follow-up improvement in lower part, and handle also can install the use telescoping handle additional, to be applicable to the crowd of different heights; The triangle wheel mechanism also can substitute with deformation wheel, has folded size smaller and more exquisite, portable after substituting; Control advantages such as simpler.

Distinctive mechanism can widespread use on this baggage car, also can be used for perambulator, on the multiple instrument such as Wheelchair.

Claims

1, a kind of novel baggage car, include handle, main frame, wheel carrier, roller and turning rack, it is characterized in that: this baggage car also includes brake gear, and this brake gear includes button, brake lever, brake cable, conversion and encloses, changes moving-coil, pipe link B, brake linkage, pipe link A and brake rubber block surely; Brake lever is the T-shape structure, and the vertical end of brake lever is connected with button, and one of horizontal ends is connected with brake cable, and the other end is fixed on the handle; Described conversion moving-coil, pipe link B, brake linkage, pipe link A and brake rubber block all are located in the wheel carrier, described brake linkage is " L " type structure, the one end is fixedly connected on the wheel carrier, the other end is connected with pipe link B, conversion moving-coil, the fixed circle of conversion in turn, and brake rubber block one end contacts with roller, the other end is connected with pipe link A, and pipe link A is connected with the straight-arm of brake linkage.

2, novel baggage car as claimed in claim 1 is characterized in that: described brake lever and brake cable respectively are two, and this brake gear also includes trammel beam and adjusting knob, and this trammel beam and adjusting knob all are located in the handle; These trammel beam two ends are connected with the vertical end of two brake lever respectively, and button is connected with the middle part of trammel beam; Be used for the adjusting knob that the limiting balance bar moves and also be two, be connected with handle movably.

3, novel baggage car as claimed in claim 1 or 2 is characterized in that: described handle, wheel carrier and turning rack and main frame flexibly connect, and main frame is provided with the safety that can fasten handle and wheel carrier and buckles; And wheel carrier is provided with the safety button that can fasten turning rack.

4, novel baggage car as claimed in claim 1 or 2, it is characterized in that: described wheel carrier includes column and support, and the end of this column and support flexibly connects, and both middle parts adopt elasticity to connect.

5, novel baggage car as claimed in claim 1 is characterized in that: described roller is the triangle wheel construction.