CN213720370U

CN213720370U - Draw-bar box with resistance shock absorber structure

Info

Publication number: CN213720370U
Application number: CN202022854118.4U
Authority: CN
Inventors: 余乃溪; 余以其
Original assignee: Ruian Sunda Luggage Leather Co ltd
Current assignee: Ruian Sunda Luggage Leather Co ltd
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2021-07-20
Anticipated expiration: 2030-12-01

Abstract

The utility model discloses a draw-bar box with resistance shock-absorbing structure, which belongs to the technical field of draw-bar box equipment and comprises a draw-bar frame, wherein the draw-bar frame is connected with a draw-bar box body in a sliding way, the left side of the lower end of the draw-bar box body is provided with a side groove, a slide groove is arranged in the side groove, a slide seat is connected in the slide groove in a sliding way, the upper end of the slide seat is rotatably connected with a first shock-absorbing rod, the middle part of the first shock-absorbing rod is connected with a screw nail, the tail end of the screw nail is connected with a screw hole in a threaded way, the tail end of the first shock-absorbing rod is fixedly connected with one end of a first spring, the other end of the first spring is fixedly connected with the bottom end of a first cylindrical groove, the first cylindrical groove is arranged in the upper end of a first shock-absorbing sleeve, the lower end of the first shock-absorbing sleeve is provided with a second cylindrical groove, the device is provided with a shock-absorbing structure in universal wheels, and a double shock-absorbing support universal wheel is additionally arranged below the side end of the draw-absorbing structure, when the draw-bar box body inclines, four shock-absorbing universal wheels are pulled away, the damping can protect the articles in the box while the body of the protective draw-bar box is not easy to topple.

Description

Draw-bar box with resistance shock absorber structure

Technical Field

The utility model relates to a draw-bar box equipment technical field specifically is a draw-bar box with resistance shock absorber structure.

Background

A trolley case refers to a luggage case having a trolley and rollers. The utility model mainly uses cloth box, ABS hard box, leather suitcase, PC and so on as main materials, and divides the usability into three categories of directional wheel, universal wheel and the latest detachable universal wheel draw-bar box. It is widely used because of its convenient use. Meanwhile, the draw-bar box is also provided with a draw bar which is divided into a single-tube draw bar and a double-tube draw bar, and the tube of the draw bar is divided into a square tube and a round tube, so that the draw-bar box is convenient to drag when walking, and the burden is greatly reduced.

The existing draw-bar box is generally four universal wheels installed at the bottom, but the universal wheels are not provided with a damping structure, when the draw-bar box is moved, fragile objects in the box can be damaged due to vibration, meanwhile, the draw-bar box is provided with four wheels which are landed to push and two wheels which are landed to pull in two moving modes according to personal habits, wherein when the two wheels are landed to pull, the two universal wheels which are landed to the ground are stressed greatly, the two wheels are landed unstably, when the conditions such as hand sliding occur, the box can be directly fallen down, the internal objects can be damaged, a damping structure is arranged in the four universal wheels at the bottom of the original draw-bar box in the existing design mode, and meanwhile, the side end of the draw-bar box is additionally provided with double-damping supporting universal wheels in the design mode, when the draw-bar box is inclined, the four damping universal wheels are landed, the damping can protect the objects in the draw-bar box from falling easily. Accordingly, those skilled in the art have provided a draw-bar box with a resistance suspension structure to solve the problems set forth in the background art described above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a draw-bar box with resistance shock absorber structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a draw-bar box with a resistance shock-absorbing structure comprises a handle frame 1, wherein the handle frame is connected with a draw-bar box body in a sliding manner, a side groove is formed in the left side of the lower end of the draw-bar box body, a sliding groove is formed in the side groove, a sliding seat is connected in the sliding groove in a sliding manner, the upper end of the sliding seat is rotatably connected with a first shock-absorbing rod, a threaded nail is connected in the middle of the first shock-absorbing rod in a penetrating manner, the tail end of the threaded nail is connected with a threaded hole in a threaded manner, the tail end of the first shock-absorbing rod is fixedly connected with one end of a first spring, the other end of the first spring is fixedly connected with the bottom end of a first cylindrical groove, the first cylindrical groove is formed in the upper end of a first shock-absorbing sleeve, a second cylindrical groove is formed in the lower end of the first shock-absorbing sleeve, the upper end of the second cylindrical groove is fixedly connected with one end of a second spring, the other end of the second spring is fixedly connected with a second shock-absorbing rod, the tail end of the second shock-absorbing rod is fixedly connected with a first universal wheel, the utility model discloses a damping device, including draw-bar box body, first damping cover, third cylinder groove, third spring, third damping rod lower extreme, first damping cover, second damping cover, third cylinder groove, third spring upper end fixed connection third spring upper end, third spring lower extreme fixed connection third damping rod, third damping rod lower extreme fixed connection second universal wheel, this device set up shock-absorbing structure in four universal wheels of original draw-bar box body bottom, and draw-bar box body side below in addition the design have two shock attenuation to support the universal wheel simultaneously, draws away when making the slope of draw-bar box body and also has four shock attenuation universal wheels to land, and the shock attenuation can the protective box article when the protective box body is difficult for empting.

As a further aspect of the present invention: the left downside at the draw-bar box body front and back end is seted up to the side groove symmetry, the side groove is a cuboid groove, and the side groove is favorable to packing up side shock attenuation universal wheel, reduces the space and occupies.

As a further aspect of the present invention: the bottom of the sliding clamping groove is a cuboid groove, one side of the upper end of the sliding clamping groove is a cuboid sliding groove, the other side of the upper end of the sliding clamping groove is a semicircular clamping groove which is uniformly formed, and the sliding clamping groove is favorable for sliding and clamping the sliding seat.

As a further aspect of the present invention: the side groove is close to the lower end fixedly connected with the buckle, the upper end of the buckle is provided with a clamping groove, and the buckle can fix the first damping sleeve which is folded.

As a further aspect of the present invention: the screw hole is even seting up in side groove bottom one side, and the screw hole is favorable to the end of fixed thread nail.

As a further aspect of the present invention: the tail ends of the openings of the first cylindrical groove, the second cylindrical groove and the third cylindrical groove are provided with a circle of baffle ring, and the baffle ring is favorable for blocking the shock absorption rod and the spring.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, when the draw-bar box body is pulled away by inclination, the first damping sleeve is taken down from the buckle, the slide seat is clamped in by selecting a proper sliding groove, the screw nail passes through the first damping rod and is connected with a proper screw hole, a side damping structure with a proper angle is fixed in sequence, the side damping structure comprises a first damping rod end fixedly connected with one end of a first spring, the other end of the first spring is fixedly connected with the bottom end of a first cylindrical groove, the first cylindrical groove is arranged inside the upper end of the first damping sleeve, a second cylindrical groove is arranged inside the lower end of the first damping sleeve, the upper end of the second cylindrical groove is fixedly connected with one end of a second spring, the other end of the second spring is fixedly connected with a second damping rod, the end of the second damping rod is fixedly connected with a first universal wheel, a double-spring damping structure is arranged between the first universal wheel and the draw-bar box body, the damping effect and the stability of the whole device can be ensured when bearing large box body pressure, the articles in the box body are protected from being damaged due to vibration while saving labor.

2. The utility model discloses in, through closing the draw-bar box body, the handle frame is removed in the extraction, when keeping flat and pushing away the walking of draw-bar box body, the shock-absorbing structure who sets up between second universal wheel and the draw-bar box body, shock-absorbing structure includes the second shock attenuation cover, all be provided with the third cylinder groove in the second shock attenuation cover, third cylinder groove upper end fixed connection third spring upper end, third spring lower extreme fixed connection third shock attenuation pole, third shock attenuation pole lower extreme fixed connection second universal wheel, the third spring can filter the vibrations of ground to the draw-bar box body, article can not damage because of vibrations in the guard box.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the connection between the middle slide groove and the slide seat of the present invention;

FIG. 3 is a schematic sectional view of the connection structure of the second damping sleeve and the third damping rod of the present invention;

fig. 4 is a schematic sectional view of the first shock absorption structure of the present invention.

In the figure: 1. a handle frame; 2. a draw-bar box body; 3. a slide card slot; 4. a threaded hole; 5. a slide base; 6. a first shock-absorbing lever; 7. a first universal wheel; 8. a second shock-absorbing lever; 9. a threaded nail; 10. a first damping sleeve; 11. buckling; 12. a second damping sleeve; 13. a third damper rod; 14. a second universal wheel; 15. a third spring; 16. a third cylindrical groove; 17. a second cylindrical groove; 18. a second spring; 19. a first spring; 20. a first cylindrical groove; 21. side grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, in the embodiment of the present invention, a draw-bar box with a resistance shock absorbing structure comprises a handle frame 1, the handle frame 1 is slidably connected to a draw-bar box body 2, a side groove 21 is formed on the left side of the lower end of the draw-bar box body 2, a slide groove 3 is formed in the side groove 21, a slide 5 is slidably connected to the slide groove 3, the upper end of the slide 5 is rotatably connected to a first shock absorbing rod 6, a screw 9 is connected to the middle portion of the first shock absorbing rod 6 in a penetrating manner, the end of the screw 9 is connected to a threaded hole 4 in a threaded manner, the end of the first shock absorbing rod 6 is fixedly connected to one end of a first spring 19, the other end of the first spring 19 is fixedly connected to the bottom end of a first cylindrical groove 20, the first cylindrical groove 20 is formed in the upper end of a first shock absorbing sleeve 10, a second cylindrical groove 17 is formed in the lower end of the first shock absorbing sleeve 10, the upper end of the second cylindrical groove 17 is fixedly connected to one end of a second spring 18, the other end of the second spring 18 is fixedly connected to a second shock absorbing rod 8, the tail end of the second damping rod 8 is fixedly connected with the first universal wheel 7, the periphery of the lower end of the draw-bar box body 2 is uniformly and fixedly connected with the second damping sleeve 12, a third cylindrical groove 16 is formed in the second damping sleeve 12, the upper end of the third cylindrical groove 16 is fixedly connected with the upper end of a third spring 15, the lower end of the third spring 15 is fixedly connected with a third damping rod 13, the lower end of the third damping rod 13 is fixedly connected with a second universal wheel 14, the damping structure is arranged in four universal wheels at the bottom of the original draw-bar box body 2, meanwhile, double damping supporting universal wheels are designed below the side end of the draw-bar box body 2, when the draw-bar box body 2 is inclined, the four damping universal wheels are also landed, and when the draw-bar box body 2 is not prone to toppling, damping can protect articles in the draw-bar box.

The side grooves 21 are symmetrically formed in the left lower side of the front end and the rear end of the draw-bar box body 2, the side grooves 21 are rectangular grooves, and the side grooves 21 are beneficial to folding the side damping universal wheels and reduce the occupied space; the bottom of the slide groove 3 is a cuboid groove, one side of the upper end of the slide groove 3 is a cuboid sliding groove, the other side of the upper end of the slide groove 3 is a semicircular groove which is uniformly formed, and the slide groove 3 is beneficial to sliding and clamping the slide seat 5; the side groove 21 is close to the lower end and is fixedly connected with the buckle 11, the upper end of the buckle 11 is provided with a clamping groove, and the buckle 11 can be used for fixing the retracted first damping sleeve 10; the threaded holes 4 are uniformly formed in one side of the bottom end of the side groove 21, and the threaded holes 4 are beneficial to fixing the tail end of the threaded nail 9; the tail ends of the openings of the first cylindrical groove 20, the second cylindrical groove 17 and the third cylindrical groove 16 are all provided with a circle of baffle rings, and the baffle rings are favorable for blocking the shock absorption rod and the spring.

The utility model discloses a theory of operation is: when the device is used, firstly, the interior of the draw-bar box body 2 is filled with articles, the draw-bar box body 2 is closed, the handle frame 1 is extracted, when the draw-bar box body 2 is horizontally pushed to walk, the damping structure is arranged between the second universal wheel 14 and the draw-bar box body 2, the damping structure comprises a second damping sleeve 12, the second damping sleeve 12 is internally provided with a third cylindrical groove 16, the upper end of the third cylindrical groove 16 is fixedly connected with the upper end of a third spring 15, the lower end of the third spring 15 is fixedly connected with a third damping rod 13, the lower end of the third damping rod 13 is fixedly connected with a second universal wheel 14, the third spring 15 can filter the vibration of the ground to the draw-bar box body 2, the articles in the box can not be damaged due to the vibration, when the draw-bar box body 2 is obliquely pulled, the first damping sleeve 10 is taken down from the buckle 11, the slide carriage 5 is selected to be clamped into a proper slide slot 3, then the screw thread 9 is connected with a proper threaded hole 4 through the first damping rod 6, the side shock-absorbing structure of suitable angle of fixed in proper order, side shock-absorbing structure includes the one end of the first spring 19 of the terminal fixed connection of first shock attenuation pole 6, the first cylinder groove 20 bottom of the other end fixed connection of first spring 19, first cylinder groove 20 is seted up inside first shock attenuation cover 10 upper end, second cylinder groove 17 has been seted up to inside first shock attenuation cover 10 lower extreme, second cylinder groove 17 upper end fixed connection second spring 18 one end, second spring 18 other end fixed connection second shock attenuation pole 8, the first universal wheel 7 of the terminal fixed connection of second shock attenuation pole 8, be provided with dual spring shock-absorbing structure between first universal wheel 7 and draw-bar box body 2, can also guarantee the cushioning effect and the stability of whole device when bearing big box pressure, article damage because of vibrations in the protection box when laborsaving.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a draw-bar box with resistance shock absorber structure, includes handle frame (1), handle frame (1) sliding connection draw-bar box body (2), its characterized in that: the left side of the lower end of the draw-bar box body (2) is provided with a side groove (21), the side groove (21) is provided with a slide groove (3), the slide groove (3) is connected with a slide seat (5) in a sliding way, the upper end of the slide seat (5) is connected with a first damping rod (6) in a rotating way, the middle part of the first damping rod (6) is connected with a threaded nail (9) in a penetrating way, the tail end of the threaded nail (9) is connected with a threaded hole (4) in a threaded way, the tail end of the first damping rod (6) is fixedly connected with one end of a first spring (19), the other end of the first spring (19) is fixedly connected with the bottom end of a first cylindrical groove (20), the first cylindrical groove (20) is arranged inside the upper end of a first damping sleeve (10), the inside of the lower end of the first damping sleeve (10) is provided with a second cylindrical groove (17), and the upper end of the second cylindrical groove (17) is fixedly connected with one end of a second spring (18), the other end of the second spring (18) is fixedly connected with a second damping rod (8), the tail end of the second damping rod (8) is fixedly connected with a first universal wheel (7), the periphery of the lower end of the draw-bar box body (2) is uniformly and fixedly connected with a second damping sleeve (12), a third cylindrical groove (16) is formed in the second damping sleeve (12), the upper end of the third cylindrical groove (16) is fixedly connected with the upper end of a third spring (15), the lower end of the third spring (15) is fixedly connected with a third damping rod (13), and the lower end of the third damping rod (13) is fixedly connected with a second universal wheel (14).

2. The draw-bar box with the resistance shock-absorbing structure according to claim 1, wherein: the left lower side of establishing at draw-bar box body (2) front and back end is seted up to side groove (21) symmetry, side groove (21) are a cuboid groove.

3. The draw-bar box with the resistance shock-absorbing structure according to claim 1, wherein: the bottom of the sliding groove (3) is a cuboid groove, one side of the upper end of the sliding groove (3) is a cuboid sliding groove, and the other side of the upper end of the sliding groove (3) is a semicircular groove which is uniformly formed.

4. The draw-bar box with the resistance shock-absorbing structure according to claim 1, wherein: the side groove (21) is close to the lower end and is fixedly connected with the buckle (11), and the upper end of the buckle (11) is provided with a clamping groove.

5. The draw-bar box with the resistance shock-absorbing structure according to claim 1, wherein: the threaded holes (4) are uniformly formed in one side of the bottom end of the side groove (21).

6. The draw-bar box with the resistance shock-absorbing structure according to claim 1, wherein: and the tail ends of the openings of the first cylindrical groove (20), the second cylindrical groove (17) and the third cylindrical groove (16) are provided with a ring of baffle rings.