阅读说明：本技术 一种后开门宽拉杆箱 (Wide draw-bar box of back-opening door ) 是由 林得泉 于 2020-04-09 设计创作，主要内容包括：本发明公开了一种后开门宽拉杆箱,包括箱体以及设置于箱体上的宽拉杆,所述箱体上设有后门,所述后门两侧竖立设有可容纳宽拉杆的放置腔,所述宽拉杆包括可抽拉放置于放置腔两侧的竖杆以及连接竖杆的横杆,所述横杆中间设有用于控制竖杆的抽拉按钮,所述横杆与后门之间设有隔离段,所述后门底部与箱体之间通过阻尼结构进行连接,所述后门上方与箱体之间设有按压弹出机构,所述箱体上方设有四个圆角,其中所述有两个圆角位于横杆的两个端点,当竖杆全部位于放置腔内时,横杆与箱体上表面嵌合,整个拉杆箱采用宽拉杆设计提高体验舒适度,后开门设计可以便于拿取箱体内部的物品。(The invention discloses a wide draw-bar box with a rear opening door, which comprises a box body and a wide draw bar arranged on the box body, a rear door is arranged on the box body, placing cavities capable of containing wide pull rods are vertically arranged on two sides of the rear door, the wide pull rod comprises vertical rods which can be placed on two sides of the placing cavity in a pulling mode and a cross rod which is connected with the vertical rods, a drawing button for controlling the vertical rod is arranged in the middle of the cross rod, an isolation section is arranged between the cross rod and the rear door, the bottom of the rear door is connected with the box body through a damping structure, a pressing and ejecting mechanism is arranged between the upper part of the rear door and the box body, four round corners are arranged above the box body, wherein, the two round corners are positioned at the two end points of the cross rod, when the vertical rod is completely positioned in the placing cavity, horizontal pole and box upper surface gomphosis, whole draw-bar box adopts wide pull rod design to improve and experiences the comfort level, and the design of opening the door after can be convenient for take the inside article of box.)

1. The utility model provides a wide draw-bar box of back-door, includes the box and sets up the wide pull rod on the box, its characterized in that: be equipped with the back door on the box, the chamber of placing that can hold wide pull rod is erect to back door both sides, but wide pull rod includes that the pull is placed in the montant of placing the chamber both sides and is connected the horizontal pole of montant, be equipped with the pull button that is used for controlling the montant in the middle of the horizontal pole, be equipped with the isolated section between horizontal pole and the back door, be connected through damping structure between back door bottom and the box, be equipped with between back door top and the box and press pop-up mechanism, the box top is equipped with four fillets, wherein there are two fillets to be located two extreme points of horizontal pole, when the montant is whole to be located and places the intracavity, horizontal pole and box upper surface gomphosis.

2. The wide draw-bar box with back door as claimed in claim 1, wherein: the rear door is characterized in that an arc-shaped gear is arranged at the bottom of the rear door, a protective cover and a gear are arranged at the bottom of the box body, the gear is arranged in the protective cover, and the gear and the arc-shaped gear are meshed with each other.

3. The wide draw-bar box with back door as claimed in claim 2, wherein: the circumference of the arc-shaped gear is one third or one half of the circumference of the gear.

4. The wide draw-bar box with back door as claimed in claim 2, wherein: when the gear and the arc gear are in meshing transmission, the gear is fixed, and the arc gear is in meshing transmission along the gear.

5. The wide draw-bar box with back door as claimed in claim 1, wherein: the rear door is internally provided with a pressing pop-up mechanism, the rear door is separated from the box body by the pressing pop-up mechanism, and the pressing pop-up mechanism comprises a base, a pressing pop-up component and a pressing sheet for starting pressing pop-up.

6. The wide draw-bar box with back door as claimed in claim 5, wherein: the spring is fixedly arranged at the bottom of the pressing piece, the other end of the spring is fixedly connected with the mechanical rod, a sliding block is arranged on the mechanical rod, a rotary push rod is connected with the sliding block, push plates are respectively arranged on two sides of the rotary push rod, a rocker is arranged beside each push plate, and a locking hole is formed in the front end of the rocker.

7. The wide draw-bar box with back door as claimed in claim 6, wherein: the rotary push rod comprises a rotary cylinder and a sleeve ring, a protrusion is arranged on the rotary cylinder, the bottom end of the sliding block is clamped on the protrusion, two clamping blocks are symmetrically arranged at the bottom of the rotary cylinder, a clamping hole is formed in the push plate, and the clamping hole is connected with the clamping blocks in a matched mode.

8. The wide draw-bar box with back door as claimed in claim 6, wherein: the push pedal left side is equipped with an inclined plane, the front end of wane is equipped with the spring.

Technical Field

The invention relates to the technical field of draw-bar boxes, in particular to a wide draw-bar box with a rear opening door.

Background

The draw-bar box is one of tools for placing daily necessities during daily travel and travel of people, and is mainly used for placing daily articles. However, the existing draw-bar box is extremely inconvenient for travel and travel, and when the existing draw-bar box is used, the box is firstly put down, and then the box body is opened to take the objects inside; after the articles are taken out, the draw-bar box is closed again and then is supported, the process is very complicated, people who need to frequently open the box body to take the articles in the box body are very inconvenient, the traveling difficulty is greatly increased, and people open a back door in the draw-bar box through the design so as to achieve the function of taking the articles conveniently. However, the back door of current draw-bar box generally adopts single lockhole structure, for example utilizes buckle structure or single lockhole structure, and at the in-process of opening a door, the skew is turned round about single lock colludes can taking place, has used for a long time, and the lock colludes can be disconnected for the lock that whole front-opening door colludes life weak point, not enough firmness, in addition, current draw-bar box is mostly hiding the pull rod in the inside of box, and so the consumer feels comfortable inadequately at experience in-process.

Based on this, the above problems have been intensively studied, and the present invention has been made.

Disclosure of Invention

The technical problem to be solved by the invention is to overcome the defects and provide the wide draw-bar box with the back opening door.

The utility model provides a wide draw-bar box of back door, includes the box and sets up the wide pull rod on the box, be equipped with the back door on the box, the chamber of placing that can hold wide pull rod is erect to back door both sides, but wide pull rod includes that the pull is placed in the montant of placing the chamber both sides and is connected the horizontal pole of montant, be equipped with the pull button that is used for controlling the montant in the middle of the horizontal pole, be equipped with the dissection between horizontal pole and the back door, be connected through damping structure between back door bottom and the box, be equipped with between back door top and the box and press pop-up mechanism, the box top is equipped with four fillets, wherein there are two endpoints of horizontal pole that two fillets are located, when the montant is whole to be located and places the intracavity, horizontal pole and box upper surface gomphosis.

Further, the bottom of the rear door is provided with an arc-shaped gear, the bottom of the box body is provided with a protective cover and a gear, the gear is arranged in the protective cover, and the gear and the arc-shaped gear are meshed with each other.

Further, the circumference of the arc gear is one third or one half of the circumference of the gear.

Further, when the gear and the arc gear are in meshing transmission, the gear is fixed, and the arc gear is in meshing transmission along the gear.

The rear door is internally provided with a pressing pop-up mechanism, the rear door is separated from the box body by the pressing pop-up mechanism, and the pressing pop-up mechanism comprises a base, a pressing pop-up component and a pressing sheet for starting pressing pop-up.

Furthermore, the spring has been set firmly to the pressing piece bottom, the spring other end and mechanical pole fixed connection, be equipped with the slider on the mechanical pole, the slider is connected and is equipped with rotatory push rod, the rotatory push rod both sides are provided with the push pedal respectively, the push pedal next door is provided with the wane, the wane front end is equipped with the lockhole.

Furthermore, the rotary push rod comprises a rotary cylinder and a sleeve ring, a protrusion is arranged on the rotary cylinder, the bottom end of the sliding block is clamped on the protrusion, two clamping blocks are symmetrically arranged at the bottom of the rotary cylinder, a clamping hole is formed in the push plate, and the clamping hole is connected with the clamping blocks in a matched mode.

Furthermore, an inclined plane is arranged on the left side of the push plate, and a spring is arranged at the front end of the rocker.

Compared with the prior art, the invention has the advantages that:

1. the multidirectional conduction of force is realized through the conduction and the matching of the sliding block, the rotating push rod and the warping plate, so that the whole rear door opening structure is more stable;

2. one end of the wane is pressed downwards, one end containing the lock hole is tilted, the connection between the lock hole and the lock hook is removed, the lock hook cannot be twisted left and right, the lock hook and the lock hole are connected more firmly, and meanwhile, the service life of the lock hook is prolonged;

3. the pull rod part is designed by an external box body, the whole box looks like an atmosphere high end, and the cross rod is designed by a wide handle, so that the whole box is simpler in shape and more comfortable in experience;

4. adopt spring bolt structure or damping structure to realize between back door and the box that the back door can be dismantled and the effect of slowly opening, uncap stably, can not hinder the people, safe in utilization, the article of the inside can not scatter simultaneously one ground, convenient to use, suitable trip is used.

Drawings

Figure 1 is a three-dimensional perspective view of the entire case of the present invention,

FIG. 2 is a three-dimensional perspective view of the entire case with the pull rod being withdrawn;

FIG. 3 is an angled schematic view of the upper surface of the housing of the present invention;

FIG. 4 is a schematic view of the push-to-eject mechanism of the present invention 1;

FIG. 5 is a schematic view of the push-to-eject mechanism of the present invention, FIG. 2;

FIG. 6 is a schematic view of the damping structure of the present invention;

FIG. 7 is an enlarged detail view of a portion of the damping structure of the present invention;

in the figure:

1, a box body; 2, a wide pull rod; 21 vertical rods; 22 a cross-bar; 3, a rear door; 4, drawing the button; 5 pressing the ejection mechanism; 51 a base; 52 pressing the ejection assembly; 53 pressing sheet; 6, a spring; 7 a mechanical lever; 8, a sliding block; 9 rotating the push rod; 91 rotating the cylinder; 92 a collar; 10, a push plate; 11, a seesaw; 12 lock holes; 13, threading; 14, a bevel surface; 15 round corners; 16 a protective cap; 17 gears; 18 arc gear

Detailed Description

The invention is described in further detail below with reference to the figures and specific examples. It should be noted that the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

As shown in fig. 1-7, in order to effectively solve the problem that taking the articles in the draw-bar box is troublesome during traveling, the design of the draw-bar box with a rear door is adopted, and a pressing pop-up mechanism is matched to solve the problem that the rear door can be opened more easily and conveniently during use.

As shown in fig. 1 and 3, the wide draw-bar box with the back door comprises a box body 1 and a wide draw bar 2, wherein the box body 1 is provided with the back door 3, and the back door 3 is preferably made of plastic or aluminum materials, so that the overall weight of the draw-bar box is reduced, and the draw-bar box is convenient to use in a trip; as shown in fig. 2, the two sides of the back door 3 are vertically provided with a placing cavity (not marked in the figure) capable of accommodating the wide pull rod 2, the size and shape of the placing cavity can be configured according to the size of the vertical rod 21, the wide pull rod 2 comprises the vertical rod 21 capable of being placed on the two sides of the placing cavity in a pulling manner and a cross rod 22 connected with the vertical rod 21, the middle of the cross rod 22 is provided with a pulling button 4 for controlling the vertical rod 21, when a user needs to pull out the pull rod, the pulling button 4 is pressed to pull the cross rod 22 in the same hand to realize pulling, otherwise, the cross rod 22 is pulled back to place the vertical rod 21 in the placing cavity, as shown in fig. 1, an isolation section (not marked in the figure) is arranged between the cross rod 22 and the back door 3, the isolation section has the function of ensuring that the cross rod 22 and the pressing piece 53 are not closed, when the back door 3 needs to be opened, the user can conveniently press the pressing piece 53, the rear door 3 is internally provided with a pressing ejection mechanism 5, the rear door 3 is separated from the box body 1 by the pressing ejection mechanism 5, and the pressing ejection mechanism 5 comprises a base 51, a pressing ejection assembly 52 and a pressing sheet 53 for starting pressing ejection.

As for the specific composition of the pressing pop-up mechanism 5, as shown in fig. 4 and 5, a spring 6 is fixedly connected with a pressing sheet 53 facing downward, the other end of the spring 6 is fixedly connected with a mechanical rod 7, a slider 8 is arranged on the mechanical rod 7, the slider 8 is connected with a rotary push rod 9, when a user presses the pressing sheet 53 downward, force is transmitted to the mechanical rod 7 through the spring 6, the rotary push rod 9 is driven to rotate under the action of the slider 8, the rotary push rod 9 is forced to rotate and then transmits force to the left and right, push plates 10 are respectively arranged on two sides of the rotary push rod 9, the rotary push rod 9 transmits force to the left and right push plates 10, a rocker 11 is arranged beside the push plate 10, the rear end of the rocker 11 is pressed downward by the movement of the rotary push rod 9, the front end of the rocker 11 is tilted, the front end of the rocker 11 is provided with a lock hole 12, the latch hole 12 is then able to move upwardly to contact the latch hook (not shown).

Preferably, the rotary push rod 9 is composed of a rotary cylinder 91 and a sleeve ring 92, the sleeve ring 92 is fixed, the rotary cylinder 91 can rotate around the sleeve ring 92, a protrusion (not shown) is arranged on the rotary cylinder 91, the protrusion is a common structure, the protrusion is fixedly connected with the whole rotary cylinder 91, the bottom end of the sliding block 8 is clamped on the protrusion, the sliding block 8 moves leftwards to drive the protrusion of the rotary cylinder 91, and then the whole rotary cylinder 91 is driven to rotate anticlockwise, so that force transmission from the sliding block 8 to the rotary push rod 9 is realized. Of course, the transmission is not the only method by utilizing the protrusion, but also the transmission can be realized through a gear, specifically, the gear is arranged on the rotary push rod 9, the gear is arranged on the slide block 8, the slide block 8 is connected with the rotary push rod 9 through the gear, when the slide block 8 moves leftwards, the rotary cylinder 91 of the rotary push rod 9 is driven to rotate anticlockwise due to the meshing effect of the gear, and the transmission of the force is realized.

Preferably, the bottom of the rotating cylinder 91 is symmetrically provided with two clamping blocks (not shown in the figure), the symmetrically arranged positions are in tandem, the two clamping blocks are connected on a vertical line, the push plate 10 is provided with a clamping hole (not shown in the figure), the clamping blocks are matched and connected with the clamping hole, the process is to realize the transmission of force from the rotating push rod 9 to the push plate 10, when the rotating cylinder 91 of the rotating push rod 9 rotates counterclockwise, the clamping blocks at the bottom of the rotating cylinder 91 can rotate along with the rotation, and the clamping blocks can drive the push plate 10 to move due to the quick clamping of the clamping blocks in the clamping hole, and the whole rotating cylinder 91 rotates counterclockwise, so that the rear clamping blocks can drive the left push plate to move leftward, the front clamping blocks can drive the right push plate 10 to move rightward, and the transmission of force from the rotating push rod 9 to the push plate 10 is realized.

Specifically, in order to realize the conduction of the power of push pedal 10 to wane 11, push pedal 10 left side be provided with an inclined plane 14, the starting height of inclined plane 14 is higher than the height of wane 11, just so can push down the rear end of wane 11, when push pedal 10 moved left, because the effect of inclined plane 14, the rear end of wane 11 can be pushed down, and then the front end of wane 11 will automatic perk, because the front end of wane 11 is provided with lockhole 12, after the perk, lockhole 12 has just broken off the being connected with the lock hook.

Preferably, the spring 6 is also arranged at the front end of the rocker 11, the spring 6 is used for automatically returning the rocker 11, when the pressing piece 53 is released, the spring 6 is upward due to no external force, and the process is the reverse process of the force transmission, and the mechanism can automatically return.

Preferably, the base is provided with threads to facilitate mounting the entire base 51 on the draw-bar box.

Preferably, a spring structure is provided at the right side of the rocker 11, and the spring structure is used for bouncing the rear door 3, and when the lock hole 12 and the lock hook (not shown) are disconnected, the spring structure bounces the rear door 3.

Preferably, four round corners 15 are arranged above the box body, wherein two round corners 15 are arranged at two end points of the cross rod 22, and when the vertical rods 21 are all arranged in the placing cavity, the cross rod 22 is embedded with the upper surface of the box body 1.

Preferably, the connection relationship between the rear door 3 and the box body 1 preferably adopts a damping structure, and the connection relationship between the rear door 3 and the box body 1 of the invention also comprises a spring ejection structure in addition to the damping structure:

as shown in fig. 6-7, an arc gear 18 is disposed at the bottom of the back door 3, a protective cover 16 and a gear 17 are disposed at the bottom of the box body 1, the gear 17 is disposed in the protective cover 16, the protective cover 16 can protect the gear 17 and the arc gear 18 inside from being contaminated, and the gear 17 and the arc gear 18 are engaged with each other. When the gear 17 and the arc gear 18 are in meshing transmission, the gear 17 is fixed, and the arc gear 18 is in meshing transmission along the gear 17. The gear 17 and the arc gear 18 may be a sawtooth gear, or may be gears of other shapes, the circumference of the arc gear 18 is one third or one half of the circumference of the gear, and this is set to control the opening and closing angle of the whole rear door 3, and when the circumference of the arc gear 18 is larger, the opening and closing angle is larger. Damping structure sets up the inboard at back door 3, consequently, whole back door 3 can be slow opening, and concrete process is through opening back door 3, because the action of gravity of back door 3, the gear 17 meshing transmission on the gear 17 on can along box 1 of arc gear 18 bottom back door 3, because gear 17 on the box 1 is fixed, consequently, the arc gear 18 of whole back door 3 bottom can mesh the transmission certain distance forward, opens whole back door 3, accomplishes the damping transmission.

The invention realizes the multidirectional conduction of force by the conduction and the cooperation of the sliding block, the rotating push rod and the wane, so that the whole rear door is more stable; one end of the warping plate is pressed downwards, the one end containing the lock hole is warped, the connection between the lock hole and the lock hook is removed, the lock hook cannot be twisted left and right, the lock hook and the lock hole are connected more firmly, and meanwhile the service life of the lock hook is prolonged.

The above-mentioned embodiments are only preferred embodiments of the present invention, and do not limit the technical scope of the present invention, so that the changes and modifications made by the claims and the specification of the present invention should fall within the scope of the present invention.