CN210120948U

CN210120948U - Draw-bar box with synchronous steering and walking function structure

Info

Publication number: CN210120948U
Application number: CN201921016373.2U
Authority: CN
Inventors: 沈志军
Original assignee: Danyi Luggage Hangzhou Co Ltd
Current assignee: Danyi Luggage Hangzhou Co Ltd
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2020-03-03
Anticipated expiration: 2029-07-02

Abstract

The utility model discloses a draw-bar box of area synchronous steering and walking functional structure relates to draw-bar box technical field. The bottom of draw-bar box has increased and has turned to running gear, it includes the bearing frame of fixed mounting on the draw-bar box body to turn to running gear, bearing frame's inside symmetry is installed two and is added and hold the inner casing, two intermediate segment that add and hold the inner casing looks proximal surface install the battery jointly, the geometric centre of battery upper surface puts fixed mounting has the controller, equal fixed mounting has the walking motor on two sections that add and hold the inner casing rear side, the drive end of walking motor runs through the inside that adds and hold the inner casing, and fixed mounting has the walking wheel, the user is when using this draw-bar box, to well long distance carrying, can control draw-bar box oneself walking, thereby the intensity of labour when having reduced the user and going out, the practicality of draw-bar box has been increased by a wide margin, let the draw-bar box be applicable to.

Description

Draw-bar box with synchronous steering and walking function structure

Technical Field

The utility model relates to a draw-bar box technical field specifically is a draw-bar box of area synchronous steering and walking functional structure.

Background

A trolley case refers to a luggage case having a trolley and rollers. 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 draw-bar box can be carried by hand or dragged, wheels of the draw-bar box used by people at ordinary times are basically located at the bottom of the box, modern people design the draw-bar box in a new form, the box is designed into a cylindrical shape, the wheels are wholly wrapped outside the box, and the draw-bar box can be better adapted to different terrains by the design of the roller, and people can easily go upstairs and downstairs by directly pulling the box.

At present, the draw-bar box that appears on the market, according to the size of size, divide into different specification models, to the great draw-bar box of some sizes, the ability of self carried article is stronger, and simultaneously, the heavy burden that the user carried the draw-bar box also can increase, general draw-bar box self does not possess the function from walking and self steering, the pulling force that the draw-bar box can only be given through the user, just can remove, this kind of draw-bar box is when dealing with long distance outside use, can consume a large amount of physical power of user, for this reason, we have proposed a draw-bar box of area synchronous steering and walking functional structure.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a draw-bar box of area synchronous steering and walking functional structure has solved general draw-bar box self and does not possess the function of walking with from turning to, and the draw-bar box can only remove through the pulling force that the user gave, and this kind of draw-bar box can consume the problem of a large amount of physical power of user when long distance uses outside in the reply.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a take draw-bar box of synchronous steering and walking functional structure, includes the draw-bar box body, the positive geometry central point of draw-bar box body puts embedded fixed mounting has infrared receiver, and one of them corner fixed mounting at draw-bar box body top has switch, the intermediate position fixedly connected with pull rod at the draw-bar box body back, the bottom fixed mounting of draw-bar box body has and turns to running gear.

Turn to running gear includes the bearing frame of fixed mounting on the draw-bar box body, the inside symmetry of bearing frame installs two and adds and holds the inner casing, two are added and are held the middle section of inner casing looks proximal surface and install the battery jointly, the geometric centre of battery upper surface puts fixed mounting has the controller, two are added and are held equal fixed mounting on the section of inner casing rear side and have the walking motor, the drive end of walking motor runs through and adds the inside of holding the inner casing to fixed mounting has the walking wheel, the bearing frame with add and hold and install jointly on the section of inner casing front side and turn to the subassembly.

Preferably, the steering assembly comprises a fixed frame fixedly installed on the bearing frame and the top of the inner protection plate, a motor installation base is fixedly installed on the middle section of the top of the fixed frame, a steering motor is fixedly installed on the top of the motor installation base, a driving end of the steering motor extends to the inside of the fixed frame, and a driving gear is fixedly installed on the driving end of the steering motor.

Preferably, fixed frame's inside and the front side position department through connection that is located motor mounting base have a transmission shaft, the top of transmission shaft is located fixed frame's top to fixed cover has connect driven gear, the bottom fixed mounting of fixed frame front side has the directive wheel mounting bracket, the inside bottom fixed mounting of directive wheel mounting bracket has rotatable directive wheel, the bottom of transmission shaft extends to the inside of directive wheel mounting bracket to and fixed connection between the top of directive wheel.

Preferably, the driving gear and the driven gear are in meshed connection, and the transmission ratio of the driving gear to the driven gear is 1: 5.

Preferably, the connection structure of rotary type is formed through the bearing between transmission shaft and the directive wheel mounting bracket, and the bearing includes inner circle and outer lane, and outer lane fixed connection is on the directive wheel mounting bracket, and the fixed outside at the transmission shaft that cup joints of inner circle.

Preferably, the draw-bar box body is a component made of polyethylene, and the size of the bottom of the draw-bar box body is matched with that of the bearing frame.

Preferably, be two-way electric connection between battery and the switch, between switch and the infrared receiver and between switch and the controller, infrared receiver's output and the input electric connection of controller, the output of controller respectively with the input electric connection of walking motor with turn to the motor, be wireless signal connection between infrared receiver and the outside infrared transmitter that sets up.

Advantageous effects

The utility model provides a draw-bar box of area synchronous steering and walking functional structure. Compared with the prior art, the method has the following beneficial effects:

1. the draw-bar box with the synchronous steering and walking functional structure is characterized in that a steering walking mechanism is additionally arranged at the bottom of the draw-bar box and comprises a bearing frame fixedly arranged on a draw-bar box body, two holding inner guard plates are symmetrically arranged in the bearing frame, a storage battery is jointly arranged in the middle sections of the adjacent surfaces of the two holding inner guard plates, a controller is fixedly arranged at the geometric center position of the upper surface of the storage battery, walking motors are fixedly arranged on the sections of the rear sides of the two holding inner guard plates, the driving ends of the walking motors penetrate through the insides of the holding inner guard plates and are fixedly provided with walking wheels, a steering assembly is jointly arranged on the bearing frame and the front side sections of the holding inner guard plates, through the steering walking mechanism, the draw-bar box can be enabled to be based on the original functions and then be added with a walking function, when a user uses the draw-bar box, when the draw-bar, the draw-bar box can be controlled to walk, so that the labor intensity of a user when the user goes out is reduced, the practicability of the draw-bar box is greatly improved, and the draw-bar box is more suitable for daily trips of people.

2. The draw-bar box with the synchronous steering and walking functional structure comprises a fixed frame fixedly arranged on the top of a bearing frame and an additional inner guard plate, a motor mounting base is fixedly arranged in the middle section of the top of the fixed frame, a steering motor is fixedly arranged on the top of the motor mounting base, a driving end of the steering motor extends into the fixed frame, a driving gear is fixedly arranged in the fixed frame, a transmission shaft penetrates through the position, located at the front side of the motor mounting base, of the inside of the fixed frame, the top end of the transmission shaft is located above the fixed frame and fixedly sleeved with a driven gear, a steering wheel mounting frame is fixedly arranged at the bottom end of the front side of the fixed frame, a rotatable steering wheel is fixedly arranged at the bottom end of the inside of the steering wheel mounting frame, the bottom end of the transmission shaft extends into the steering wheel mounting frame and is fixedly connected with the top of the, through utilizing the motor to drive two engaged with gears and rotating to the realization is to the drive of directive wheel, at the in-process of in-service use, need not the user and changes the direction that the draw-bar box walked through the mode of contact draw-bar box, and structure scientific and reasonable, convenience safe in utilization.

Drawings

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

FIG. 2 is a schematic structural view of the steering and traveling mechanism of the present invention;

fig. 3 is a schematic structural view of the steering assembly of the present invention;

fig. 4 is a control schematic block diagram of the steering and walking of the present invention.

In the figure: 1. a draw-bar box body; 2. an infrared receiver; 3. a power switch; 4. a pull rod; 5. a steering traveling mechanism; 51. a load-bearing frame; 52. adding an inner guard plate; 53. a storage battery; 54. a controller; 55. a travel motor; 56. a traveling wheel; 57. a steering assembly; 571. a fixed frame; 572. a motor mounting base; 573. a steering motor; 574. a driving gear; 575. a drive shaft; 576. a driven gear; 577. a steering wheel mounting bracket; 578. a steering wheel; 6. an infrared emitter.

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, the present invention provides a technical solution: the utility model provides a take draw-bar box of synchronous steering and walking functional structure, including draw-bar box body 1, the positive geometry central point of draw-bar box body 1 puts embedded fixed mounting has infrared receiver 2, and one of them corner fixed mounting at draw-bar box body 1 top has switch 3, the intermediate position fixedly connected with pull rod 4 at the 1 back of draw-bar box body, the bottom fixed mounting of draw-bar box body 1 has steering and walking mechanism 5, draw-bar box body 1 is the component of a polyethylene material, the bottom size of draw-bar box body 1 and bearing frame 51's size looks adaptation.

Referring to fig. 2, the steering and traveling mechanism 5 includes a bearing frame 51 fixedly installed on the draw-bar box body 1, two holding inner panels 52 are symmetrically installed inside the bearing frame 51, a storage battery 53 is installed in the middle section of the adjacent surfaces of the two holding inner panels 52, a controller 54 is fixedly installed in the geometric center position of the upper surface of the storage battery 53, a traveling motor 55 is fixedly installed on the section of the rear side of the two holding inner panels 52, the driving end of the traveling motor 55 penetrates through the inside of the holding inner panels 52, a traveling wheel 56 is fixedly installed, and a steering assembly 57 is installed on the front section of the bearing frame 51 and the holding inner panels 52.

Referring to fig. 3, the steering assembly 57 includes a fixing frame 571 fixedly installed on the top of the load-bearing frame 51 and the inner retaining plate 52, a motor mounting base 572 is fixedly installed on a middle section of the top of the fixing frame 571, a steering motor 573 is fixedly installed on the top of the motor mounting base 572, a driving end of the steering motor 573 extends into the fixing frame 571, and a driving gear 574 is fixedly installed.

A transmission shaft 575 is penetratingly connected to the front side of the motor mounting base 572 inside the fixed frame 571, the top end of the transmission shaft 575 is located above the fixed frame 571, a driven gear 576 is fixedly sleeved on the fixed frame 571, a steering wheel mounting rack 577 is fixedly arranged at the bottom end of the front side of the fixed frame 577, a rotatable steering wheel 578 is fixedly arranged at the bottom end inside the steering wheel mounting rack 577, the bottom end of the transmission shaft 575 extends to the inside of the steering wheel mounting rack 577, and is fixedly connected with the top of the steering wheel 578, the driving gear 574 is in meshed connection with the driven gear 576, and the transmission ratio between the driving gear 574 and the driven gear 576 is 1:5, a rotary connecting structure is formed between the transmission shaft 575 and the steering wheel mounting rack 577 through a bearing, the bearing comprises an inner ring and an outer ring, the outer ring is fixedly connected to the steering wheel mounting rack 577, and the inner ring is fixedly sleeved outside the transmission shaft 575.

Referring to fig. 4, the battery 53 is electrically connected to the power switch 3, the power switch 3 is electrically connected to the infrared receiver 2, and the power switch 3 is electrically connected to the controller 54 in both directions, an output terminal of the infrared receiver 2 is electrically connected to an input terminal of the controller 54, an output terminal of the controller 54 is electrically connected to input terminals of the walking motor 55 and the steering motor 573, respectively, and the infrared receiver 2 is electrically connected to the external infrared transmitter 6 by wireless signals.

When the walking device is used, when a user needs to walk in medium and long distances, the user can turn on the power switch 3 to enable all parts of electric equipment to work normally, the user can send a series of commands to the infrared receiver 2 by means of the handheld infrared transmitter 6, when the infrared receiver 2 receives a walking command from the infrared transmitter 6, the infrared receiver 2 converts the signal into an electric signal and transmits the electric signal to the controller 54, at the moment, the controller 54 controls the walking motor 55 to drive the walking wheel 56 to rotate, so that a self-walking function is realized, similarly, walking can be stopped, when the infrared receiver 2 receives a steering command from the infrared transmitter 6, the infrared receiver 2 converts the signal into an electric signal and transmits the electric signal to the controller 54, at the moment, the controller 54 controls the steering motor 573 to drive the driving gear 574 to rotate, because driving gear 574 and driven gear 576 mesh mutually, consequently, force driven gear 576 to drive transmission shaft 575 and rotate, transmission shaft 575 orders about and turns to the wheel 578 and changes the angle, therefore can realize turning to the function, and structure scientific and reasonable, convenience safe in utilization.

In the present embodiment, the infrared receiver 2 is made of HS0038B, the infrared transmitter 6 is made of STM32, the controller 54 is made of MAM-100, the walking motor 55 is made of XD-37GB520, and the steering motor 573 is made of CG-125, and the structural features, the operation principle and the specific circuit structure electrically connected with the outside are all made of the prior art, and the details are not described herein.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a take draw-bar box that turns to in step and walking functional structure, includes draw-bar box body (1), its characterized in that: an infrared receiver (2) is fixedly installed in an embedded mode in the geometric center of the front face of the draw-bar box body (1), a power switch (3) is fixedly installed at one corner of the top of the draw-bar box body (1), a draw bar (4) is fixedly connected to the middle of the back face of the draw-bar box body (1), and a steering walking mechanism (5) is fixedly installed at the bottom of the draw-bar box body (1);

turn to running gear (5) including bearing frame (51) of fixed mounting on draw-bar box body (1), the inside symmetry of bearing frame (51) is installed two and is added inner casing (52), two intermediate segment that add and hold inner casing (52) adjacent surface install battery (53) jointly, the geometric centre of battery (53) upper surface puts fixed mounting and has controller (54), equal fixed mounting has walking motor (55) on two sections that add and hold inner casing (52) rear side, the drive end of walking motor (55) runs through the inside that adds and hold inner casing (52) to fixed mounting has walking wheel (56), bearing frame (51) with add and hold on inner casing (52) front side section and install jointly and turn to subassembly (57).

2. The draw-bar box with the synchronous steering and walking functional structure according to claim 1, characterized in that: the steering assembly (57) comprises a fixed frame (571) fixedly installed on the top of the load-bearing frame (51) and the inner protection plate (52), a motor installation base (572) is fixedly installed on the middle section of the top of the fixed frame (571), a steering motor (573) is fixedly installed on the top of the motor installation base (572), the driving end of the steering motor (573) extends to the inside of the fixed frame (571), and a driving gear (574) is fixedly installed on the steering motor.

3. The draw-bar box with the synchronous steering and walking functional structure according to claim 2, characterized in that: the inside of fixed frame (571) and the front side position department through connection that is located motor mounting base (572) has a transmission shaft (575), the top of transmission shaft (575) is located the top of fixed frame (571) to fixed cover has connect driven gear (576), the bottom fixed mounting of fixed frame (571) front side has directive wheel mounting bracket (577), the inside bottom fixed mounting of directive wheel mounting bracket (577) has rotatable directive wheel (578), the bottom of transmission shaft (575) extends to the inside of directive wheel mounting bracket (577) to and fixed connection between the top of directive wheel (578).

4. The draw-bar box with the synchronous steering and walking functional structure according to claim 3, characterized in that: the driving gear (574) is meshed with the driven gear (576), and the transmission ratio between the driving gear (574) and the driven gear (576) is 1: 5.

5. The draw-bar box with the synchronous steering and walking functional structure according to claim 4, characterized in that: the connection structure who forms the rotary type through the bearing between transmission shaft (575) and directive wheel mounting bracket (577), the bearing includes inner circle and outer lane, and outer lane fixed connection is on directive wheel mounting bracket (577), and the inner circle is fixed to be cup jointed in the outside of transmission shaft (575).

6. The draw-bar box with the synchronous steering and walking functional structure according to claim 1, characterized in that: the draw-bar box body (1) is a component made of polyethylene, and the size of the bottom of the draw-bar box body (1) is matched with that of the bearing frame (51).

7. The draw-bar box with the synchronous steering and walking functional structure according to claim 5, characterized in that: the electric vehicle is characterized in that the storage battery (53) is electrically connected with the power switch (3), the power switch (3) is electrically connected with the infrared receiver (2), the power switch (3) is electrically connected with the controller (54) in a bidirectional mode, the output end of the infrared receiver (2) is electrically connected with the input end of the controller (54), the output end of the controller (54) is electrically connected with the input ends of the walking motor (55) and the steering motor (573) respectively, and the infrared receiver (2) is connected with the infrared transmitter (6) arranged outside in a wireless signal mode.