CN211379928U

CN211379928U - Draw-bar box

Info

Publication number: CN211379928U
Application number: CN201922304918.6U
Authority: CN
Inventors: 徐丽君; 李楠
Original assignee: Wenzhou Yawangda Luggage And Case Co ltd
Current assignee: Wenzhou Yawangda Luggage And Case Co ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-09-01
Anticipated expiration: 2029-12-19

Abstract

The utility model discloses a draw-bar box relates to the technical field of case and bag, and its technical scheme main points include box and lower box, it passes through the zip fastener with the lower box and is connected to go up the box, it includes fixed lid and fixed frame to go up the box, fixed lid and fixed frame pass through dilatation mechanism and connect, fixed lid is opened and is equipped with the fixed slot, the fixed orifices has been seted up to fixed frame, fixed slot side surface fixedly connected with operation frame, it has the operation groove to open on the operation frame circumference face, fixed frame is opened outward and is equipped with the round hole of intercommunication fixed orifices, dilatation mechanism is including setting up the round bar that is provided with the rack in the operation inslot and wears to locate the round hole, fixedly connected with gear is established to round bar one end, wheel and rack intermeshing, the utility model discloses have the effect that increases draw-bar box inner capacity, can deposit more article.

Description

Draw-bar box

Technical Field

The utility model belongs to the technical field of the technique of case and bag and specifically relates to a draw-bar box is related to.

Background

At present, the draw-bar box is one kind of bags, mainly refers to a luggage case with draw bars and rollers, and is widely used due to its convenient use.

The existing Chinese patent with publication number CN202218672U discloses a draw-bar box, which comprises a main box body and a main box cover, wherein the main box body and the main box cover are both made of hard materials, and the draw-bar box also comprises a sub-box body, and the sub-box body is arranged in the main box cover. The utility model discloses owing to adopted above-mentioned technical scheme, the upper portion of main case lid is equipped with the subcase lid.

The above prior art solutions have the following drawbacks: after the main box body and the main box cover are connected, the internal capacity of the draw-bar box is certain, and when a user needs to carry more objects, one draw-bar box cannot be completely installed, so that the draw-bar box with the capacity expansion function is needed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a draw-bar box, which has the advantages of increasing the internal capacity of the draw-bar box and storing more articles.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a draw-bar box, includes last box and lower box, it passes through the zip fastener with the lower box and is connected to go up the box, it includes fixed lid and fixed frame to go up the box, fixed lid and fixed frame are connected through dilatation mechanism, fixed lid is opened and is equipped with the fixed slot, the fixed orifices has been seted up to fixed frame, fixed slot side surface fixedly connected with operation frame, it has the operation groove to open on the operation frame circumference face, fixed frame is opened outward and is equipped with the round hole of intercommunication fixed orifices, dilatation mechanism is including setting up the round bar that is provided with the rack in the operation inslot and wears to locate the round hole, fixedly connected with gear is established to round bar one end, wheel and rack intermeshing.

By adopting the technical scheme, the round rod is rotated to enable the gear to rotate, and the gear and the rack are meshed with each other, so that the rack and the fixed cover move towards the direction far away from the lower box body, the distance from the fixed cover to the lower box body is prolonged, the volume in the draw-bar box is increased, and more articles can be stored; conversely, the fixed cover can be moved towards the lower box body.

The utility model discloses further set up to: one end of the round rod, which is far away from the gear, is fixedly connected with an operating panel.

Through adopting above-mentioned technical scheme, drive operation panel rotates for round bar and gear rotate, make fixed frame keep away from/be close to fixed lid motion.

The utility model is further arranged as follows; and the side edge of the fixed frame is provided with a containing groove for embedding the operating panel.

Through adopting above-mentioned technical scheme, the operation panel is embedded into the storage tank in, has the effect of hiding the operation panel, prevents that the user from touching the operation panel by mistake and making the operation panel rotate.

The utility model discloses further set up to: and the operating panel is provided with a limiting mechanism for limiting the rotation of the operating panel.

Through adopting above-mentioned technical scheme, set up stop gear and restrict the operation panel and rotate, when case and bag is in the state after the dilatation, prevent that fixed lid from moving towards fixed frame.

The utility model discloses further set up to: the limiting groove is formed in the circumferential surface of the operating disc, the limiting mechanism comprises a spring and a limiting block, the spring and the limiting block are arranged in the limiting groove, two ends of the spring are respectively fixedly connected with one end, away from the opening, of the limiting groove and the limiting block, and a clamping groove for the limiting block to be embedded into is formed in the circumferential surface of the accommodating groove.

Through adopting above-mentioned technical scheme, move the stopper earlier and break away from the draw-in groove, the spring compression can not be got in the dawn simultaneously, rotates the operation panel again, and when stopper and new draw-in groove, the spring resets and drives the stopper and imbeds in the draw-in groove, and the restriction operation panel rotates, prevents that fixed lid from removing for fixed frame.

The utility model discloses further set up to: and one end of the limiting block, which is far away from the spring, is provided with a chamfer.

Through adopting above-mentioned technical scheme, when rotating the operation panel, make things convenient for the stopper to break away from the draw-in groove through the chamfer, when the stopper aligns with new draw-in groove, the chamfer helps the stopper to imbed the spacing inslot again simultaneously.

The utility model discloses further set up to: the expansion mechanism is provided with two, and two expansion mechanisms are respectively arranged at two opposite ends of the fixed frame.

Through adopting above-mentioned technical scheme, stop gear is provided with two for fixed frame is connected more stably with fixed lid.

The utility model discloses further set up to: the fixed orifices inner surface has seted up the guide way, operation frame surface fixed connection has the guide block, the guide block slides and sets up in the guide way.

By adopting the technical scheme, when the guide block is abutted against one end of the guide groove far away from the lower box body, the fixed cover is far away from the fixed frame, so that the interior of the draw-bar box is expanded, and the draw-bar box can store more articles; when the guide block and the guide way are close to the one end butt of box down for fixed lid and fixed frame butt reduce the dilatation of draw-bar box.

The utility model discloses further set up to: the outer fixedly connected with sealing ring of fixed lid, the sealed hole that supplies the fixed frame embedding is seted up to the sealing ring.

Through adopting above-mentioned technical scheme, when fixed block and fixed frame butt, the sealing ring is sealed to fixed lid and fixed frame butt department, prevents that water from entering into the draw-bar box inside.

To sum up, the utility model discloses following beneficial effect has:

1. the round rod is rotated to enable the gear to rotate, and the gear and the rack are meshed with each other, so that the rack and the fixed cover move towards the direction far away from the lower box body, the distance from the fixed cover to the lower box body is prolonged, the volume inside the draw-bar box is enlarged, and more articles can be stored; conversely, the fixed cover can be moved towards the lower box body;

2. the rotation of the operating panel is limited by the limiting mechanism, so that a user can adjust the expansion size inside the draw-bar box.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is an exploded view of the highlighted capacity expansion mechanism of the present embodiment;

FIG. 3 is a partial cross-sectional view of the highlighting stop mechanism of this embodiment;

fig. 4 is a schematic structural view of the fixing cover of the present embodiment.

Reference numerals: 1. an upper box body; 11. a fixed cover; 111. fixing grooves; 112. an operation frame; 113. an operation slot; 114. a guide block; 115. a seal ring; 116. sealing the hole; 12. a fixing frame; 121. a fixing hole; 122. a circular hole; 123. a containing groove; 124. a guide groove; 2. a lower box body; 3. a zipper; 4. an expansion mechanism; 41. a round bar; 42. a gear; 43. a rack; 44. an operation panel; 45. a limiting groove; 5. a limiting mechanism; 51. a spring; 52. a limiting block; 53. a clamping groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, the present embodiment discloses a draw-bar box, which comprises an upper box body 1 and a lower box body 2, wherein the upper box body 1 and the lower box body 2 are connected by a zipper 3. Go up box 1 including fixed lid 11 and fixed frame 12, fixed lid 11 and fixed frame 12 are connected through two dilatation mechanisms 4, and two dilatation mechanisms 4 set up respectively in the relative both ends of fixed frame 12.

Referring to fig. 2, 3 and 4, the fixing cover 11 is formed with a fixing groove 111, and the fixing frame 12 is formed with a fixing hole 121. An operation frame 112 is fixedly connected to the side surface of the fixing groove 111, and an operation groove 113 is formed in the circumferential surface of the operation frame 112. The fixing frame 12 is provided with a circular hole 122 communicating with the fixing hole 121, the expansion mechanism 4 includes a rack 43 disposed in the operating slot 113 and a round rod 41 disposed in the circular hole 122, one end of the round rod 41 is provided with a fixedly connected gear 42, and the gear 42 is engaged with the rack 43. An operating panel 44 is fixedly connected to one end of the round rod 41 far away from the gear 42.

Referring to fig. 2 and 3, the fixing frame 12 has a receiving groove 123 formed at a side thereof for receiving the operation panel 44. The operation panel 44 is provided with a stopper mechanism 5 for restricting the rotation of the operation panel 44. Limiting groove 45 has been seted up to the operation panel 44 periphery, and stop gear 5 is including setting up spring 51 and stopper 52 in limiting groove 45, and spring 51 both ends are kept away from open-ended one end and stopper 52 fixed connection with limiting groove 45 respectively, and the chamfer has been seted up to the one end that stopper 52 kept away from spring 51. The inner circumferential surface of the receiving groove 123 is provided with eight engaging grooves 53 for the engaging of the stopper 52. The locking grooves 53 are circumferentially distributed along the inner circumferential surface of the receiving groove 123.

Referring to fig. 2 and 3, the operating plate 44 is rotated to disengage the stopper 52 from the slot 53, and the spring 51 is deformed until the stopper 52 is aligned with the new slot 53, so that the spring 51 is reset to drive the stopper 52 to be inserted into the new slot 53 again.

Referring to fig. 2 and 3, a guide groove 124 is formed on an inner surface of the fixing hole 121, a guide block 114 is fixedly connected to an outer surface of the operation frame 112, and the guide block 114 is slidably disposed in the guide groove 124. The guide groove 124 and the guide block 114 have a guide effect so that the fixing frame 12 and the fixing cover 11 are smoothly separated and closed. When the guide block 114 abuts against the end of the guide groove 124 remote from the lower case 2, a stopper effect is provided to prevent the fixing frame 12 and the fixing cover 11 from being completely separated.

Referring to fig. 2 and 3, a sealing ring 115 is fixedly connected to the outside of the fixing cover 11, and the sealing ring 115 is provided with a sealing hole 116 into which the fixing frame 12 is inserted. When the fixing cover 11 is closed with the fixing frame 12, the fixing frame 12 is inserted into the sealing hole 116, and foreign matter is prevented from entering the inside of the draw-bar box.

The implementation principle of the embodiment is as follows: when the draw-bar box expands, drive operation panel 44 rotates for stopper 52 breaks away from draw-in groove 53, and spring 51 compression deformation simultaneously, operation panel 44 rotate and make round bar 41 and gear 42 rotate, because gear 42 and rack 43 intermeshing make rack 43 and fixed lid 11 keep away from lower box 2 motion, align with new draw-in groove 53 up to stopper 52, and spring 51 resets and drives in stopper 52 embedding draw-in groove 53, and is fixed to operation panel 44 dilatation, realizes the draw-bar box.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, any modification, equivalent replacement, or improvement made within the design concept of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a draw-bar box, includes box (1) and lower box (2), go up box (1) and be connected its characterized in that through zip fastener (3) with lower box (2): go up box (1) including fixed lid (11) and fixed frame (12), fixed lid (11) and fixed frame (12) are connected through dilatation mechanism (4), fixed slot (111) have been seted up in fixed lid (11), fixed orifices (121) have been seted up in fixed frame (12), fixed slot (111) side surface fixedly connected with operation frame (112), it has operation groove (113) to open on operation frame (112) circumference face, fixed frame (12) are opened outward and are equipped with round hole (122) of intercommunication fixed orifices (121), dilatation mechanism (4) are including setting up round bar (41) that are provided with rack (43) in operation groove (113) and wear to locate in round hole (122), fixedly connected with gear (42) are established to round bar (41) one end, gear (42) and rack (43) intermeshing.

2. A draw-bar box according to claim 1, wherein: one end of the round rod (41) far away from the gear (42) is fixedly connected with an operating panel (44).

3. A draw-bar box according to claim 2, wherein: the side edge of the fixed frame (12) is provided with a containing groove (123) for embedding the operation disc (44).

4. A draw-bar box according to claim 3, wherein: the operating panel (44) is provided with a limiting mechanism (5) for limiting the rotation of the operating panel (44).

5. A draw-bar box according to claim 4, wherein: the limiting groove (45) is formed in the circumferential surface of the operating disc (44), the limiting mechanism (5) comprises a spring (51) and a limiting block (52) which are arranged in the limiting groove (45), two ends of the spring (51) are fixedly connected with one end, far away from the opening, of the limiting groove (45) and the limiting block (52) respectively, and a clamping groove (53) for the limiting block (52) to be embedded into is formed in the inner circumferential surface of the accommodating groove (123).

6. A draw-bar box according to claim 5, wherein: and one end of the limiting block (52) far away from the spring (51) is provided with a chamfer.

7. A draw-bar box according to claim 1, wherein: the expansion mechanism (4) is provided with two, and the two expansion mechanisms (4) are respectively arranged at two opposite ends of the fixed frame (12).

8. A draw-bar box according to claim 1, wherein: a guide groove (124) is formed in the inner surface of the fixing hole (121), a guide block (114) is fixedly connected to the outer surface of the operation frame (112), and the guide block (114) is arranged in the guide groove (124) in a sliding mode.

9. A draw-bar box according to claim 1, wherein: the outer fixedly connected with sealing ring (115) of fixed lid (11), sealed hole (116) that supply fixed frame (12) embedding are seted up in sealing ring (115).