CN220876168U - Case drawbar main body - Google Patents
Case drawbar main body Download PDFInfo
- Publication number
- CN220876168U CN220876168U CN202322590002.8U CN202322590002U CN220876168U CN 220876168 U CN220876168 U CN 220876168U CN 202322590002 U CN202322590002 U CN 202322590002U CN 220876168 U CN220876168 U CN 220876168U
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- CN
- China
- Prior art keywords
- rod
- luggage
- pull rod
- outer rod
- rack
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- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 238000013016 damping Methods 0.000 claims abstract description 11
- 238000000576 coating method Methods 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 210000003781 tooth socket Anatomy 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Landscapes
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
The utility model relates to the technical field of luggage pull rods, in particular to a luggage pull rod main body which comprises a luggage and a pull rod main body, wherein an assembly cavity for installing the pull rod main body is formed in the back side of the luggage; the pull rod body comprises an inner rod and an outer rod, and the inner rod and the outer rod are hollow structures with two open ends; the inner rod is slidably sleeved inside the outer rod, and a locking mechanism matched with the expansion is arranged between the inner rod and the outer rod; the bottom side of the outer rod is provided with a damping mechanism; the damping mechanism is arranged, and the reset springs can effectively slow down external jolt and tensile force, reduce damage to the pull rod body caused by external acting force and are beneficial to prolonging the service life of the pull rod body.
Description
Technical Field
The utility model relates to the technical field of case pull rods, in particular to a case pull rod main body.
Background
The luggage is taken as a very common tool in daily life of people, particularly a luggage with a pull rod, the luggage with the pull rod in the existing market generally comprises a pull rod consisting of a handle, a fixed pipe and a telescopic moving pipe, wherein a positioning structure for limiting the telescopic moving pipe to adjust the length of the pull rod is arranged between the fixed pipe and the telescopic moving pipe;
The positioning structure is generally characterized in that the fixed pipe and the telescopic moving pipe are respectively provided with a mutually matched clamp; the tightly positioned convex blocks and the clamping grooves can realize the adjustment of the length of the draw-bar even though the draw-bar box adopting the positioning structure of the convex blocks and the clamping grooves, but the draw-bar box can not be well adjusted to the length of the draw-bar which is most comfortable for a consumer to use according to the needs of the user because the clamping grooves in the draw-bar are arranged at intervals; and in the use, when the pull rod pulls, the amplitude that the pull rod rocked is great, and the pull rod bottom takes place not hard up with case and bag, and the pull rod causes the damage easily.
Disclosure of utility model
The utility model aims to provide a luggage pull rod main body, which aims to solve the problems in the prior art.
The technical scheme of the utility model is as follows: the luggage pull rod main body comprises a luggage and a pull rod main body, wherein an assembly cavity for installing the pull rod main body is formed in the back side of the luggage; the pull rod body comprises an inner rod and an outer rod, and the inner rod and the outer rod are hollow structures with two open ends; the inner rod is slidably sleeved inside the outer rod, and a locking mechanism matched with the expansion is arranged between the inner rod and the outer rod; the bottom side of the outer rod is provided with a damping mechanism; the damping mechanism comprises a reset spring and a limiting plate; a limiting plate is fixedly arranged at the bottom side of the outer rod, a plurality of return springs are fixedly arranged at one side of the limiting plate away from the outer rod, dampers are arranged in the return springs, and one side of the return springs away from the limiting plate is fixedly connected with the bottom side of the assembly cavity; the limiting plates are in sliding fit with the assembly cavity.
Further, a handle is arranged on one side, far away from the inner rod, of the outer rod, a pressing cavity is formed in the middle of the handle, and a pressing block is arranged in the pressing cavity.
Further, the locking mechanism comprises a rack, a gear, a spring rod and a limiting lug, wherein the rack is fixedly arranged on the inner side of the outer rod, the gear is meshed with the rack, the spring rod is arranged on the bottom side of the pressing block, one side, extending to the inner rod, of the spring rod is connected with the gear, and the limiting lug is arranged at the bottom side, extending to the gear, of the spring rod.
Further, a tangential plane which is inclined inwards is arranged on one side, opposite to the rack, of the limiting lug.
Further, the outer sides of the inner rod and the outer rod are provided with wear-resistant coatings.
Further, an anti-slip cover is sleeved at the middle part of the grip, and a plurality of anti-slip protrusions are arranged on the anti-slip cover.
The utility model provides a luggage pull rod main body through improvement, which has the following improvement and advantages compared with the prior art:
The method comprises the following steps: according to the utility model, through the locking mechanism, the limiting lug below is clamped into the tooth socket of the rack, the purpose of adjusting any height of the pull rod body can be realized, when the pressing block is loosened, the limiting lug is firmly clamped with the rack, the purpose of locking the outer rod and the inner rod is realized, the rolling of the gear structure is more stable and smooth, and the utility model is beneficial to improving the experience of a user and prolonging the service life of the device.
And two,: according to the utility model, the damping mechanism is arranged, and the reset spring is arranged to effectively slow down external jolt and stretching force, so that the damage to the pull rod body caused by external acting force is reduced, and the service life of the pull rod body is prolonged.
Drawings
The utility model is further explained below with reference to the drawings and examples:
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic diagram of the front structure of the locking mechanism of the present utility model;
FIG. 3 is a schematic diagram of the front structure of the present utility model;
fig. 4 is a schematic view of the position structure of the luggage and the assembly chamber of the present utility model.
Reference numerals illustrate: 1. a case; 2. a pull rod body; 3. an inner rod; 4. an outer rod; 5. a return spring; 6. a limiting plate; 7. an assembly chamber; 8. a grip; 9. briquetting; 10. a rack; 11. a gear; 12. a spring rod; 13. a limit bump; 14. an anti-skid sleeve; 15. a non-slip bump.
Detailed Description
The following detailed description of the present utility model will provide clear and complete description of the technical solutions of the embodiments of the present utility model, with reference to fig. 1 to 4, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a luggage pull rod main body through improvement, as shown in figures 1-4, which comprises a luggage 1 and a pull rod main body 2, wherein the back side of the luggage 1 is provided with an assembly cavity 7 for installing the pull rod main body 2; the pull rod body 2 comprises an inner rod 3 and an outer rod 4, and the inner rod 3 and the outer rod 4 are hollow structures with two open ends; the inner rod 3 is slidably sleeved inside the outer rod 4, and a locking mechanism matched with expansion is arranged between the inner rod 3 and the outer rod 4; the bottom side of the outer rod 4 is provided with a damping mechanism; the damping mechanism comprises a reset spring 5 and a limiting plate 6; a limiting plate 6 is fixedly arranged at the bottom side of the outer rod 4, a plurality of return springs 5 are fixedly arranged at one side of the limiting plate 6 away from the outer rod 4, dampers are arranged in the return springs 5, and one side of the return springs 5 away from the limiting plate 6 is fixedly connected with the bottom side of the assembly cavity 7; the limiting plates 6 are in sliding fit with the assembly cavity 7; when the device is used, the pull rod body 2 is installed in the assembly cavity 7 of the case 1, so that the stabilizing effect of the pull rod body 2 in the use process is effectively improved, the damping mechanism is arranged, the reset spring 5 can effectively slow down external jolting and stretching force, the damage to the pull rod body 2 caused by external acting force is reduced, and the service life of the pull rod body 2 is prolonged.
Specifically, a grip 8 is installed on one side of the outer rod 4 far away from the inner rod 3, a pressing cavity is formed in the middle of the grip 8, and a pressing block 9 is installed in the pressing cavity; the handle 8 is used for lifting the pull rod body 2 upwards or downwards.
Specifically, the locking mechanism comprises a rack 10, a gear 11, a spring rod 12 and a limit lug 13, wherein the rack 10 is fixedly arranged on the inner side of the outer rod 4, the gear 11 is meshed on the rack 10, the spring rod 12 is arranged on the bottom side of the pressing block 9, one side of the spring rod 12 extending to the inner rod 3 is connected with the gear 11, and the limit lug 13 is arranged on the bottom side of the spring rod 12 extending to the gear 11; the pressing block 9 is pressed downwards, the spring rod 12 below synchronously moves downwards, so that the gear 11 is driven to roll along the rack 10, the limiting lug 13 below is triggered to be clamped into a tooth socket of the rack 10, the purpose of height adjustment is achieved, when the pressing block 9 is loosened, the limiting lug 13 and the rack 10 are firmly clamped, and the purpose of locking the outer rod 4 and the inner rod 3 is achieved.
Specifically, an inward inclined tangential plane is disposed on the opposite side of the limit bump 13 to the rack 10, so that the limit bump 13 and the rack 10 are more firmly inserted.
Specifically, the outside of interior pole 3 and outer pole 4 is equipped with wear-resisting coating, is favorable to increasing rigidity and intensity between interior pole 3 and the outer pole 4 through the spraying wear-resisting coating, is favorable to improving the life between the pull rod body 2.
Specifically, an anti-slip sleeve 14 is sleeved at the middle part of the grip 8, and a plurality of anti-slip protrusions 15 are arranged on the anti-slip sleeve 14; the anti-skid sleeve 14 is beneficial to increasing the friction coefficient between the handle 8 and the hand of a user, avoiding the slipping condition and improving the stable effect of the grip.
Working principle: when the device is used, the pull rod body 2 is arranged in the assembly cavity 7 of the luggage 1, in order to effectively improve the stabilizing effect of the pull rod body 2 in the use process, the damping mechanism is arranged, the reset spring 5 is arranged to effectively slow down external jolt and stretching force, the damage of the pull rod body 2 caused by external acting force is reduced, and the service life of the pull rod body 2 is prolonged;
Pressing down the briquetting 9 on the handle 8, the spring bar 12 of below moves down in step to drive gear 11 and roll along rack 10, trigger the spacing lug 13 card of below and go into rack 10's tooth's socket, realize arbitrary altitude mixture control purpose, when unclamping briquetting 9, firmly chucking between spacing lug 13 and the rack 10 realizes outer pole 4 and interior pole 3 locking purpose, and the roll of gear 11 structure is also more steady smooth and easy, is favorable to improving user's use experience and extension device life.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model; various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The utility model provides a case and bag pull rod main part which characterized in that: the novel suitcase comprises a suitcase (1) and a pull rod body (2), wherein an assembly cavity (7) for installing the pull rod body (2) is formed in the back side of the suitcase (1); the pull rod body (2) comprises an inner rod (3) and an outer rod (4), and the inner rod (3) and the outer rod (4) are hollow structures with two open ends; the inner rod (3) is slidably sleeved inside the outer rod (4), and a locking mechanism matched with the expansion is arranged between the inner rod (3) and the outer rod (4); the bottom side of the outer rod (4) is provided with a damping mechanism; the damping mechanism comprises a reset spring (5) and a limiting plate (6); a limiting plate (6) is fixedly arranged at the bottom side of the outer rod (4), a plurality of return springs (5) are fixedly arranged at one side, far away from the outer rod (4), of the limiting plate (6), dampers are arranged in the return springs (5), and one side, far away from the limiting plate (6), of the return springs (5) is fixedly connected with the bottom side of the assembly cavity (7); the limiting plates (6) are in sliding fit with the assembly cavity (7).
2. A luggage (1) drawbar body according to claim 1, characterized in that: the handle (8) is installed on one side of the outer rod (4) far away from the inner rod (3), a pressing cavity is formed in the middle of the handle (8), and a pressing block (9) is installed in the pressing cavity.
3. A luggage (1) drawbar body according to claim 2, characterized in that: the locking mechanism comprises a rack (10), a gear (11), a spring rod (12) and a limiting lug (13), wherein the rack (10) is fixedly arranged on the inner side of the outer rod (4), the gear (11) is meshed on the rack (10), the spring rod (12) is arranged on the bottom side of the pressing block (9), one side, extending to the inner rod (3), of the spring rod (12) is connected with the gear (11), and the limiting lug (13) is arranged on the bottom side, extending to the gear (11), of the spring rod (12).
4. A luggage (1) drawbar body according to claim 3, characterized in that: the side of the limit lug (13) opposite to the rack (10) is provided with an inward inclined tangent plane.
5. A luggage (1) drawbar body according to claim 2, characterized in that: the outer sides of the inner rod (3) and the outer rod (4) are provided with wear-resistant coatings.
6. A luggage (1) drawbar body according to claim 2, characterized in that: an anti-slip sleeve (14) is sleeved at the middle part of the grip (8), and a plurality of anti-slip protrusions (15) are arranged on the anti-slip sleeve (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322590002.8U CN220876168U (en) | 2023-09-24 | 2023-09-24 | Case drawbar main body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322590002.8U CN220876168U (en) | 2023-09-24 | 2023-09-24 | Case drawbar main body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220876168U true CN220876168U (en) | 2024-05-03 |
Family
ID=90879390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322590002.8U Active CN220876168U (en) | 2023-09-24 | 2023-09-24 | Case drawbar main body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220876168U (en) |
-
2023
- 2023-09-24 CN CN202322590002.8U patent/CN220876168U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |