CN219185818U

CN219185818U - Bubble-jet locomotive model and train set model

Info

Publication number: CN219185818U
Application number: CN202320124291.XU
Authority: CN
Inventors: 林伟怀
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-01-13
Filing date: 2023-01-13
Publication date: 2023-06-16
Anticipated expiration: 2033-01-13

Abstract

The utility model discloses a foam spraying locomotive model and a train unit model, wherein the locomotive model comprises a locomotive body component and a foam spraying component, the foam spraying component is arranged in the locomotive body component, the foam spraying component comprises a foam box shell, a foam spraying bin, a scraping plate, a fan component, a peristaltic pump component, a transmission motor, a transmission gear set, a liquid outlet pipe, a liquid return pipe and a liquid storage tank, the foam spraying component simultaneously drives the scraping plate to rotate through the same transmission motor so as to enable liquid to cover an air outlet, drive the fan component to rotate and blow foam to generate and drive the peristaltic pump component to extrude the liquid outlet pipe, liquid is conveyed to the foam spraying bin, multipath driving force conveying is realized by utilizing a group of motors, the common degree of transmission components is improved, the setting quantity of the transmission components is greatly reduced, the occupation of the internal space of the foam spraying component is further avoided, the excessive and the volume of the train model is avoided, more liquid storage spaces can be reserved at the same time, the continuous foam spraying duration of the locomotive model is prolonged, and the maintenance frequency is reduced.

Description

Bubble-jet locomotive model and train set model

Technical Field

The utility model relates to the technical field of toy models, in particular to a bubble-jet locomotive model and a train unit model.

Background

With the gradual maturity of the mould technology, the development of model toys is rapid, and various toy models begin to walk into the families of children, meanwhile, as the simulation degree of the models is higher and higher, partial model toys are formed by reducing and imitating the shapes of the model toys completely according to actual products, and the model toys have the authenticity and the historic property, gradually develop another use scene and have the functions of toys and collectibles. The train model is a popular product in the model toy, the railway is also scaled down according to the actual railway, the train model is formed by drawing metal, the train model drives the locomotive through controlling the motor to rotate by a controller, the train model can move like an actual train, the speed can be regulated to advance and retreat, the existing train model mainly comprises a shell, a chassis, a motor, a bogie, a train wheel and the like, wherein the shell is generally integrally formed and designed, the chassis is covered by the shell, the motor is arranged in the shell, the train wheel is arranged on the bogie, the existing train model not only pursues the appearance simulation, but also can be added with some additional functions to attract consumers, such as a foam spraying function, so that the interestingness of the train model is improved, but the existing train model is increased, the internal space of the train model is compressed due to the fact that part of the functions are needed to be abandoned or the part of the model is increased, the reality is lacked, and the train model needs to be provided with a battery, but the existing train model is often provided with a battery structure in the train inside the train, a large amount of space is occupied, and the installation space of other train structures is further reduced, and the simulation degree of the train model is lower.

Disclosure of Invention

The utility model aims to solve the technical problems of lack of sense of reality, few additional functions and low space utilization rate of the existing train model, thereby overcoming the defects of the prior art.

In order to solve the technical problems, the utility model discloses a foam-spraying locomotive model which comprises a locomotive body component and a foam-spraying component, wherein the foam-spraying component is arranged in the locomotive body component and comprises a foam box shell, a foam-spraying bin, a scraping plate, a fan component, a peristaltic pump component, a transmission motor, a transmission gear set, a liquid outlet pipe, a liquid return pipe and a liquid storage box,

the liquid storage tanks are arranged at the rear side of the bubble box shell side by side, the top of each liquid storage tank is provided with a liquid injection port, and the liquid injection ports are buckled and connected with a soft rubber cover; the top of the foam box shell is provided with a foam outlet, the foam spraying bin is arranged at the foam outlet, and the scraping plate is coaxially arranged in the foam spraying bin; the bottom of the bubble spraying bin is provided with a liquid outlet and a liquid return port, the liquid outlet is communicated with one end of a liquid outlet pipe, the other end of the liquid outlet pipe extends to the inside of the liquid storage tank, the liquid return port is communicated with one end of the liquid return pipe, and the other end of the liquid return pipe is communicated with the liquid storage tank;

the transmission motor is transversely arranged in the bubble box shell, one end of a driving shaft of the transmission motor is connected with a fan assembly, and the other end of the driving shaft of the transmission motor is connected with a worm; an air outlet cavity is arranged at the front part of the foam box shell, the fan assembly is arranged in the air outlet cavity, and the air outlet cavity is communicated with the foam spraying bin; the worm is meshed with the transmission gear set, the peristaltic pump assembly is arranged on the end face of one gear in the transmission gear set, and the peristaltic pump assembly reciprocally extrudes the liquid outlet pipe to drive liquid in the liquid outlet pipe to flow towards the liquid outlet.

As an improvement of the utility model, the foam spraying bin comprises a foam spraying seat bin and a foam spraying top cover, wherein a plurality of gaps are formed at the edge of the foam spraying top cover, the foam spraying top cover is coaxially arranged on the foam spraying seat bin, first air outlet holes penetrating up and down are formed in the center positions of the foam spraying seat bin and the foam spraying top cover, and the first air outlet holes are communicated with an air outlet cavity; an installation gap is arranged between the foam spraying top cover and the foam spraying seat bin, and the scraping plate is arranged in the installation gap; the utility model discloses a bubble spraying device, including the scraper blade, the linkage gear is installed to the linkage gear, the scraper blade below is equipped with the universal driving shaft, the linkage gear meshes with drive gear train, the scraper blade is rotatory the setting around spouting bubble seat storehouse center, through the scraper blade rotation will be used for spouting the liquid of bubble evenly to paint on first air outlet.

As a further improvement of the utility model, the transmission gear set comprises a plurality of reduction gear sets, a first transmission set and a second transmission set, wherein the first transmission set comprises a first straight tooth and a first end face gear, and the first straight tooth and the first end face gear are coaxially and integrally connected; the second transmission group comprises a second straight tooth and a second face gear, and the second straight tooth and the second face gear are coaxially and integrally connected; the plurality of the reduction gear sets are sequentially meshed, the reduction gear set positioned at the head part is meshed with the worm, the reduction gear set positioned at the tail part is meshed with the first straight teeth, the first end face gear is meshed with the second straight teeth, and the second end face gear is meshed with the linkage gear.

As an improvement of the peristaltic pump assembly, the peristaltic pump assembly comprises two groups of driving rotating wheels, peristaltic cavities are arranged at positions of the bubble box shell corresponding to the driving rotating wheels, the two groups of driving rotating wheels are located in the peristaltic cavities, the liquid outlet pipe part is tightly attached to the inner wall of the peristaltic cavities, the driving rotating wheels are arranged on the end face of a speed reduction gear set located at the tail part, the two groups of driving rotating wheels are oppositely arranged, the two groups of driving rotating wheels are driven to rotate relatively through rotation of the speed reduction gear set, the liquid outlet pipe is extruded back and forth through the two groups of driving rotating wheels, and liquid in the liquid outlet pipe is driven to flow to the liquid outlet.

As an improvement of the utility model, the locomotive body component comprises a shell component, a driving component, a PCB control board, a horn component, a wheel component and a connecting rod component, wherein the shell component is a support structure of a locomotive model; the wheel assembly is positioned below the shell assembly and is used for supporting a locomotive model and keeping a running function; the driving assembly is arranged on the rear side of the shell assembly and is used for driving the locomotive model to move in a traveling mode; the connecting rod assembly is arranged at the side of the wheel assembly and is used for transmitting power of the driving assembly and keeping the wheels in the wheel assembly to be linked; the horn assembly is arranged at the rear side of the shell assembly and is used for simulating the whistling effect of the locomotive model; the PCB control board is arranged at the rear side of the shell component and is used for cooperatively controlling the action of the driving component in the locomotive model, the sounding of the horn component and the generation of the spraying foam component.

As a further improvement of the utility model, the shell component comprises a locomotive main body, a locomotive left baffle, a locomotive right baffle, a locomotive top plate, a locomotive front cover and a locomotive underframe, and the locomotive main body, the locomotive left baffle, the locomotive right baffle, the locomotive top plate, the locomotive front cover and the locomotive underframe are combined and spliced to form the integral appearance structure of the locomotive model.

As a further improvement of the utility model, the driving assembly comprises a driving shell, a direct current motor, a face gear, a transmission gear, a driving hub and a reduction gear set, wherein the direct current motor is transversely arranged in the driving shell, a driving shaft of the direct current motor is provided with driving teeth, the face gear and the reduction gear set are respectively rotatably arranged in the driving shell, two driving hubs are symmetrically arranged on two sides of the driving shell, the two driving hubs are connected through a transmission shaft penetrating through the driving shell, and the transmission gear is coaxially arranged on the transmission shaft; the driving force of the direct current motor sequentially passes through the driving teeth, the face gear meshed with the driving teeth, the speed reduction gear set meshed with the face gear and the transmission gear meshed with the speed reduction gear set, and transmits the driving force to the transmission shaft and drives the coaxially connected driving hubs to rotate.

The utility model also further discloses a bubble spraying train set model which comprises a train set and a plurality of trailer carriages, wherein the trailer carriages are connected in series at the rear part of the train set, the train set adopts the bubble spraying train set model, and at least one group of trailer carriages is internally provided with a battery assembly.

As a further improvement of the utility model, the battery assembly comprises a trailer shell, a battery fixing bin and a dry battery pack, wherein the trailer shell comprises a trailer body and a trailer frame, the trailer body and the trailer frame are spliced to form an integral appearance structure of the trailer carriage, the battery fixing bin is arranged on the trailer frame, the dry battery pack is arranged in the battery fixing bin, a first power supply connecting wire for connecting the locomotive set is arranged at the front end of the battery fixing bin, and the dry battery pack supplies power to the locomotive set through the first power supply connecting wire.

As a further improvement of the utility model, the battery assembly comprises a trailer shell, a battery charging bin and a lithium battery pack, wherein the trailer shell comprises a trailer body and a trailer frame, the trailer body and the trailer frame are spliced to form an integral appearance structure of the trailer carriage, the battery charging bin is arranged on the trailer frame, the lithium battery pack is arranged in the battery charging bin, a first power supply connecting wire for connecting the locomotive set is arranged at the front end of the battery charging bin, and the lithium battery pack supplies power to the locomotive set through the first power supply connecting wire.

As a further improvement of the utility model, two groups of wheel assemblies are arranged at the bottom of the trailer frame, the wheel assemblies are positioned at two ends of the trailer frame, each group of wheel assemblies comprises an I-shaped wheel bracket and a traveling wheel, a first buckling hole in an inverted cone shape is arranged in the middle of the wheel bracket, a first connecting column is arranged at the bottom of the trailer frame corresponding to the first buckling hole of the wheel bracket, the first connecting column is coaxially sleeved with the first connecting column through the first buckling hole, and the wheel bracket is movably connected to the bottom of the trailer frame; the first connecting column is provided with a first blind hole, a first mushroom nail is arranged in the first blind hole, and the first mushroom nail is used for limiting the vertical displacement of the wheel bracket when the wheel bracket is connected to the bottom of the trailer frame; the upper portion of the first buckling hole is provided with a limiting protrusion A, the bottom of the first connecting column in the trailer frame is provided with a limiting groove A matched with the limiting protrusion A, when the wheel bracket is connected to the trailer frame, the limiting protrusion A is positioned in the limiting groove A, the movable range of the limiting protrusion A is limited through the limiting groove A, and then the rotary movable range of the wheel bracket and the trailer frame is limited.

As a further improvement of the utility model, the bottom positions of the two ends of the trailer frame are respectively provided with a trailer connector, one end of the trailer connector adopts a connecting shaft or a connecting hook, the other end of the trailer connector is provided with a second buckling hole in an inverted cone shape, the bottom of the trailer frame is provided with a second connecting column corresponding to the second buckling hole of the wheel bracket, the second connecting column is coaxially sleeved with the trailer connector through the second buckling hole, and the trailer connector is movably connected to the bottom of the trailer frame; the second connecting column is provided with a second blind hole, a second mushroom nail is arranged in the second blind hole, and the second mushroom nail is used for limiting the vertical displacement of the wheel bracket when the wheel bracket is connected to the bottom of the trailer frame; the second buckling hole is provided with a limiting bulge B at the upper part, a limiting groove B matched with the limiting bulge B is formed in the bottom of the second connecting column in the trailer frame, when the trailer connector is connected to the trailer frame, the limiting bulge B is positioned in the limiting groove B, the movable range of the limiting bulge B is limited through the limiting groove B, and then the rotary movable range of the trailer connector and the trailer frame is limited.

With such a design, the utility model has at least the following advantages:

(1) According to the locomotive model, the scraper can be simultaneously driven to rotate through the same transmission motor so that liquid covers the air outlet, the fan assembly is driven to rotate and blow bubbles to generate, the peristaltic pump assembly is driven to extrude the liquid outlet pipe, liquid is conveyed to the bubble spraying bin, multiple paths of driving force conveying is realized by a group of motors in the bubble spraying assembly, the sharing degree of transmission parts is improved, the number of the transmission parts is greatly reduced, the occupation of the inner space of the bubble spraying assembly is further avoided, the train model is prevented from being excessively large in size, more liquid storage spaces can be reserved at the same time, the continuous bubble spraying duration of the locomotive model is prolonged, and the maintenance frequency is reduced.

(2) The train set model of the utility model places the power supply structure in the trailer carriage, and optionally adopts two power supply structures of the dry battery set or the lithium battery set to provide power for the locomotive and the trailer carriage, and when a consumer changes the battery or charges in use, the consumer can conveniently change the battery or charge by opening the trailer shell of the trailer carriage, thereby realizing rapid continuous game without waiting.

(3) The driving component, the PCB control board, the loudspeaker component, the wheel component, the connecting rod component and the bubble spraying component in the locomotive model are all of modularized structural design, and are independently assembled and then integrally installed in the shell component of the locomotive model, and each component can be independently replaced, so that maintenance and replacement of the locomotive internal component can be conveniently carried out.

(4) The bottom of the trailer carriage in the train unit model is provided with the movable trailer wheel set, and the trailer wheel set is coaxially sleeved with the connecting column through the buckling hole, so that the trailer wheel set and the trailer frame are connected, and meanwhile, the trailer wheel set and the trailer frame can swing relatively in a certain range, and the running state of a train in a curve can be more truly simulated.

Drawings

The foregoing is merely an overview of the present utility model, and the present utility model is further described in detail below with reference to the accompanying drawings and detailed description.

Fig. 1 is a schematic diagram of the structure of a bubble jet locomotive model in embodiment 1 of the present utility model.

Fig. 2 is a schematic structural view of a bubble jet train unit model in example 2 of the present utility model.

Fig. 3 is an assembly schematic of a bubble jet locomotive model in embodiment 1 of the present utility model.

Fig. 4 is an assembly schematic of the bubble jet module in example 1 of the present utility model.

Fig. 5 is a schematic view of a driving gear set in the bubble jet assembly according to embodiment 1 of the present utility model.

Fig. 6 is an internal schematic view of the bubble jet module in example 1 of the present utility model.

Fig. 7 is a schematic structural diagram of a bubble jet seat according to embodiment 1 of the present utility model.

Fig. 8 is a schematic view showing the internal structure of the driving assembly in embodiment 1 of the present utility model.

Fig. 9 is a schematic view showing the construction of a trailer in embodiment 2 of the present utility model.

Fig. 10 is a schematic structural view of a replaceable battery pack in embodiment 2 of the present utility model.

Fig. 11 is a schematic structural view of a rechargeable battery pack according to embodiment 2 of the present utility model.

Fig. 12 is a schematic view showing the bottom structure of the trailer frame in embodiment 2 of the present utility model.

Fig. 13 is an assembly schematic diagram of a trailer frame in embodiment 2 of the present utility model.

Fig. 14 is a schematic bottom view of the trailer frame in embodiment 2 of the present utility model.

Fig. 15 is an assembled schematic view of a hitch wheel set in embodiment 2 of the present utility model.

Fig. 16 is a schematic diagram showing the structure of the pulling connector in embodiment 2 of the present utility model.

Meaning of reference numerals in the drawings:

1-a housing assembly; 101-a main body of a headstock; 102-a chassis; 103-a headstock right baffle; 104-a left baffle of the headstock; 105-a headstock top plate; 106-a front cover of the headstock; 2-a foam spraying assembly; 201-a bubble box housing; 2011-an air outlet cavity; 2012-bleb mouth; 202-a liquid storage tank; 2021-a liquid injection port; 203-a drive motor; 2031-worm; 2032-a fan assembly; 204-a reduction gear set; 205-driving a wheel; 206-a first drive group; 2061-first straight tooth; 2062-a first face gear; 207-a second drive group; 2071-second straight teeth; 2072-second face gear; 208-a foam spraying bin; 2081-a foam spraying seat bin; 2082-bubble cap; 2083-scraping plate; 2084-linkage shaft; 2085-linked gear; 209-soft rubber cover; 210-a liquid outlet pipe; 211-a liquid return pipe; 3-a drive assembly; 301-a drive housing; 302-a direct current motor; 303-a reduction gear set; 304-a transmission gear; 305-driving the hub; 4-a wheel assembly; 5-PCB control board; 6-key pressing; 7-pulling the car body; 8-pulling the frame; 801-a first connection post; 802-limit groove A; 803-a second connection column; 804-a limit groove B; 9-pulling a wheel set; 901-wheel support; 902-a first button hole; 903—a limit bump a; 904-road wheels; 10-pulling the connector; 1001-a second button hole; 1002-limit bump B; 11-a battery fixing bin; 12-a main power switch; 13-a first power supply connection line; 14-a dry battery; 15-a battery charging bin; a 16-lithium battery; 17-mushroom peg.

Detailed Description

Examples of embodiments of the utility model are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements throughout, or elements having like or similar functionality. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of the two parts. It will be understood by those of ordinary skill in the art that the terms described above are in the specific sense of the present utility model.

Example 1:

referring to fig. 1-3, a foam injection type locomotive model is specifically disclosed in embodiment 1, and includes a locomotive body component and a foam injection component 2, wherein the foam injection component 2 is disposed inside the locomotive body component, and the foam injection component 2 includes a foam box housing 201, a foam injection cabin 208, a scraping plate 2083, a fan component 2032, a peristaltic pump component, a transmission motor 203, a transmission gear set, a liquid outlet pipe 210, a liquid return pipe 211 and a liquid storage box 202.

Referring to fig. 4, the liquid storage tank 202 is disposed in parallel at a rear side of the bubble box housing 201, a liquid injection port 2021 is provided at a top of the liquid storage tank 202, a soft rubber cover 209 is fastened to the liquid injection port 2021, when the liquid is replenished, the soft rubber cover 209 can be removed, the liquid is injected into the liquid storage tank 202 through the liquid injection port 2021, and when the liquid replenishment is completed, the soft rubber cover 209 is fastened to the liquid injection port 2021 again to close the liquid storage tank 202; the top of the foam box shell 201 is provided with a foam outlet 2012, the foam spraying bin 208 is arranged at the foam outlet 2012, and the scraping plate 2083 is coaxially arranged in the foam spraying bin 208; the bottom of the bubble spraying bin 208 is provided with a liquid outlet and a liquid return port, the liquid outlet is communicated with one end of a liquid outlet pipe 210, the other end of the liquid outlet pipe 210 extends to the inside of the liquid storage tank 202, the liquid return port is communicated with one end of a liquid return pipe 211, the other end of the liquid return pipe 211 is communicated with the liquid storage tank 202, liquid stored in the liquid storage tank 202 can be guided into the bubble spraying bin 208 through the liquid outlet pipe 210 so as to keep the bubble spraying bin 208 to continuously spray bubbles, and redundant liquid in the bubble spraying bin 208 can flow back to the liquid storage tank 202 again through the liquid return pipe 211.

Specifically, as shown in fig. 4-7, in this embodiment 1, the foam spraying chamber 208 includes a foam spraying chamber 2081 and a foam spraying top cover 2082, the foam spraying top cover 2082 is coaxially disposed on the foam spraying chamber 2081, and first air outlet holes penetrating vertically are disposed at the center positions of the foam spraying chamber 2081 and the foam spraying top cover 2082, and the first air outlet holes are communicated with the air outlet cavity 2011; an installation gap is arranged between the foam spraying top cover 2082 and the foam spraying seat cabin 2081, and the scraping plate 2083 is arranged in the installation gap; the utility model discloses a bubble spraying device, including the bubble spraying seat storehouse 2081, the scraper blade 2083, the rotatory liquid that will be used for the bubble of scraper blade 2083, the linkage gear 2085 is installed to the linkage shaft 2083 below, linkage gear 2085 and drive gear train meshing, the rotatory setting in the center of bubble spraying seat storehouse 2081 is passed through to the scraper blade 2083, evenly smears on first air outlet with the liquid that is used for the bubble of spouting. In this embodiment 1, the liquid for generating bubbles is first applied to the first air outlet by the scraping plate 2083, and then the flowing wind is generated by the fan assembly 2032 and blown to the first air outlet, so that bubbles are generated and blown out by the bubble jet bin 208. In this embodiment 1, a plurality of gaps are formed at the edge of the bubble spraying top cover 2082, and a part of wind can pass through the edge of the bubble spraying top cover 2082 through the gaps, so that hanging liquid at the edge of the bubble spraying top cover 2082 is reduced, and pollution to products is avoided.

As shown in fig. 5, the transmission motor 203 is transversely arranged in the bubble box shell 201, one end of a driving shaft of the transmission motor 203 is connected with a fan assembly 2032, and the other end is connected with a worm 2031; an air outlet cavity 2011 is arranged at the front part of the foam box shell 201, the fan assembly 2032 is arranged in the air outlet cavity 2011, and the air outlet cavity 2011 is communicated with the foam spraying bin 208; the worm 2031 is meshed with the transmission gear set, the peristaltic pump assembly is arranged on the end face of one gear in the transmission gear set, and the peristaltic pump assembly reciprocally extrudes the liquid outlet pipe 210 to drive liquid in the liquid outlet pipe 210 to flow towards the liquid outlet. The driving motor 203 in this embodiment 1 can drive the fan assembly 2032, the scraping plate 2083 in the bubble spraying cabin 208 and the peristaltic pump assembly to perform corresponding actions at the same time, so that the driving structure is utilized to the greatest extent, the driving components of the corresponding structure are reduced indirectly, the utilization rate of the internal space of the bubble box housing 201 is improved, and the size of the locomotive model is reduced as much as possible.

In more detail, as shown in fig. 5 and 6, the transmission gear set in the embodiment 1 includes a plurality of reduction gear sets 204, a first transmission set 206 and a second transmission set 207, where the first transmission set 206 includes a first straight tooth 2061 and a first face gear 2062, and the first straight tooth 2061 is coaxially integrally connected with the first face gear 2062; the second transmission group 207 includes a second spur gear 2071 and a second face gear 2072, and the second spur gear 2071 and the second face gear 2072 are coaxially and integrally connected; a plurality of the reduction gear sets 204 are sequentially meshed, the reduction gear set 204 positioned at the head part is meshed with the worm 2031, the reduction gear set 204 positioned at the tail part is meshed with the first straight tooth 2061, the first face gear 2062 is meshed with the second straight tooth 2071, and the second face gear 2072 is meshed with the linkage gear 2085. The transmission rotation speed of the transmission motor 203 to the scraping plate 2083 and the peristaltic pump assembly is greatly reduced by the plurality of reduction gear sets 204 in the transmission assembly, so that the scraping plate 2083 and the peristaltic pump assembly can respectively rotate at a low speed, meanwhile, the transmission motor 203 is directly connected with the fan assembly 2032, so that the fan can rotate at a high speed, and the power of the transmission motor 203 can be divided into a high-speed transmission part and a low-speed transmission part by the transmission gear sets in the embodiment 1.

The peristaltic pump assembly in this embodiment 1 includes two sets of driving rollers 205, peristaltic cavities are disposed at positions of the bubble box housing 201 corresponding to the driving rollers 205, the two sets of driving rollers 205 are disposed in the peristaltic cavities, the liquid outlet pipe 210 is partially clung to an inner wall of the peristaltic cavities, the driving rollers 205 are disposed on an end face of the reduction gear set 204 disposed at the tail, the two sets of driving rollers 205 are disposed oppositely, rotation of the reduction gear set 204 drives the two sets of driving rollers 205 to rotate relatively, and the liquid in the liquid outlet pipe 210 is driven to flow toward the liquid outlet through reciprocating extrusion of the two sets of driving rollers 205.

Specifically, referring to fig. 1, the locomotive body assembly includes a housing assembly 1, a driving assembly 3, a PCB control board 5, a horn assembly, a wheel assembly 4 and a link assembly, where the housing assembly 1 is a support structure of a locomotive model, in this embodiment 1, the housing assembly 1 includes a locomotive main body 101, a locomotive left baffle 104, a locomotive right baffle 103, a locomotive top plate 105, a locomotive front cover 106 and a locomotive chassis 102, and the locomotive main body 101, the locomotive left baffle 104, the locomotive right baffle 103, the locomotive top plate 105, the locomotive front cover 106 and the locomotive chassis 102 are combined and spliced to form an overall appearance structure of the locomotive model.

The wheel assembly 4 is positioned below the shell assembly 1, and the wheel assembly 4 is used for supporting a locomotive model and keeping a running function; the connecting rod assembly is arranged at the side of the wheel assembly 4 and is used for transmitting the power of the driving assembly 3 and keeping the wheels in the wheel assembly 4 to be linked; the horn assembly is arranged at the rear side of the shell assembly 1 and is used for simulating the whistling effect of the locomotive model; the PCB control board 5 is built-in the casing subassembly 1 rear side, the PCB control board 5 is arranged in the cooperation control locomotive model in the action of drive assembly 3, loudspeaker subassembly sound production and control spouts bubble subassembly 2 and produce the bubble, and further, in this embodiment 1 be equipped with a plurality of switches on the PCB control board 5 to correspond a plurality of buttons 6 that the top surface set up in the casing subassembly 1, can control locomotive model through button 6 and advance, retreat, spout actions such as bubble.

The driving assembly 3 is disposed in the rear side of the housing assembly 1, and the driving assembly 3 is used for driving a locomotive model to move, as shown in fig. 8, in more detail, in this embodiment 1, the driving assembly 3 includes a driving housing 301, a dc motor 302, a face gear, a transmission gear 304, a driving hub 305, and a reduction gear set 303, the dc motor 302 is transversely disposed in the driving housing 301, a driving shaft of the dc motor 302 is provided with driving teeth, the face gear and the reduction gear set 303 are respectively rotatably disposed in the driving housing 301, two driving hubs 305 are symmetrically disposed on two sides of the driving housing 301, and connected by a transmission shaft penetrating through the driving housing 301, and the transmission gear 304 is coaxially disposed on the transmission shaft; the driving force of the dc motor 302 is transmitted to the transmission shaft via the driving teeth, the face gear engaged with the driving teeth, the reduction gear set 303 engaged with the face gear, and the transmission gear 304 engaged with the reduction gear set 303 in order, and drives the coaxially connected driving hub 305 to rotate.

Example 2:

referring to fig. 2, a bubble jet train set model is disclosed in this embodiment 2, and includes a train set and a plurality of trailer carriages, wherein the trailer carriages are connected in series to the rear part of the train set, the train set adopts the bubble jet train set model as described above, and at least one group of trailer carriages is provided with a battery assembly. The battery assembly may provide power for locomotive units and other tractor cabs.

Specifically, in embodiment 2, two battery structures are adopted, one is replaced, for example, 4 1.5V dry batteries are adopted as the power source, and the other is rechargeable, for example, 1 18650 lithium batteries are adopted as the independent components, so as to provide the power source. The two battery structures can be selected according to actual production and market demands.

For the alternative battery structure, as shown in fig. 10, specifically: the battery pack comprises a pulling shell, a battery fixing bin 11 and a dry battery pack 14, the pulling shell comprises a pulling car body 7 and a pulling car frame 8, the pulling car body 7 and the pulling car frame 8 are spliced to form an integral appearance structure of a pulling car body, the battery fixing bin 11 is arranged on the pulling car frame 8, the dry battery pack 14 is arranged in the battery fixing bin 11, a first power connecting wire 13 for connecting a locomotive unit is arranged at the front end of the battery fixing bin 11, and the dry battery pack 14 provides power for the locomotive unit through the first power connecting wire 13. When the power supply needs to be replaced, the old dry battery can be replaced by the new dry battery only by opening the trailer shell of the trailer carriage, and the replacement is very convenient.

As shown in fig. 11, the rechargeable battery structure is specifically: the battery pack comprises a pulling shell, a battery charging bin 15 and a lithium battery pack 16, the pulling shell comprises a pulling car body 7 and a pulling car frame 8, the pulling car body 7 and the pulling car frame 8 are spliced to form an overall appearance structure of a pulling car body, the battery charging bin 15 is arranged on the pulling car frame 8, the lithium battery pack 16 is arranged in the battery charging bin 15, a first power connecting wire 13 for connecting a locomotive unit is arranged at the front end of the battery charging bin 15, and the lithium battery pack 16 provides power for the locomotive unit through the first power connecting wire 13. When the power in the battery is reduced, the lithium battery pack 16 may be repeatedly charged through the connection line.

It should be noted that, in embodiment 2, for the trailer carriage with the battery assembly, the power main switch 12 is further disposed at the side of the trailer carriage, and when the train model is not used for a long time, the power main switch 12 can be turned off to avoid power loss.

More specifically, in this embodiment 2, two sets of trailer wheelsets 9 are disposed at the bottom of the trailer frame 8, as shown in fig. 12-15, the trailer wheelsets 9 are located at two ends of the trailer frame 8, each set of trailer wheelsets 9 includes an i-shaped wheel bracket 901 and a travelling wheel 904, a first fastening hole 902 with an inverted cone shape is disposed in the middle of the wheel bracket 901, a first connection column 801 is disposed at the bottom of the trailer frame 8 corresponding to the first fastening hole 902 of the wheel bracket 901, and is coaxially sleeved on the first connection column 801 through the first fastening hole 902, and the wheel bracket 901 is movably connected to the bottom of the trailer frame 8; the first connecting column 801 is provided with a first blind hole, mushroom nails 17 are arranged in the first blind hole, and when the wheel bracket 901 is connected to the bottom of the trailer frame 8, the mushroom nails 17 are used for limiting the vertical displacement of the wheel bracket 901; the upper portion of the first fastening hole 902 is provided with a limiting protrusion A903, the bottom of the first connecting column 801 in the trailer frame 8 is provided with a limiting groove A802 matched with the limiting protrusion A903, when the wheel bracket 901 is connected to the trailer frame 8, the limiting protrusion A903 is positioned in the limiting groove A802, and the movable range of the limiting protrusion A903 is limited through the limiting groove A802, so that the rotary movable range of the wheel bracket 901 and the trailer frame 8 is limited.

Further, as shown in fig. 14 and 16, in this embodiment 2, the bottom positions at two ends of the trailer frame 8 are respectively provided with a trailer connector 10, one end of the trailer connector 10 adopts a connecting shaft or a connecting hook, the other end of the trailer connector 10 is provided with a second fastening hole 1001 with an inverted cone shape, the bottom of the trailer frame 8 is provided with a second connecting column 803 corresponding to the second fastening hole 1001 of the wheel bracket 901, and the trailer connector 10 is movably connected to the bottom of the trailer frame 8 through the second fastening hole 1001 coaxially sleeved on the second connecting column 803; the second connecting column 803 is provided with a second blind hole, mushroom nails 17 are arranged in the second blind hole, and when the wheel bracket 901 is connected to the bottom of the trailer frame 8, the mushroom nails 17 are used for limiting the vertical displacement of the wheel bracket 901; the upper portion of the second fastening hole 1001 is provided with a limiting protrusion B1002, the bottom of the second connecting column 803 in the trailer frame 8 is provided with a limiting groove B804 matching with the limiting protrusion B1002, when the trailer connector 10 is connected to the trailer frame 8, the limiting protrusion B1002 is located in the limiting groove B804, and the range of motion of the limiting protrusion B1002 is limited by the limiting groove B804, so that the range of rotation motion of the trailer connector 10 and the trailer frame 8 is limited.

The above description is only of the preferred embodiments of the present utility model, and is not intended to limit the utility model in any way, and some simple modifications, equivalent variations or modifications can be made by those skilled in the art using the teachings disclosed herein, which fall within the scope of the present utility model.

Claims

1. A foam-spraying locomotive model is characterized by comprising a locomotive body component and a foam-spraying component, wherein the foam-spraying component is arranged in the locomotive body component and comprises a foam box shell, a foam-spraying bin, a scraping plate, a fan component, a peristaltic pump component, a transmission motor, a transmission gear set, a liquid outlet pipe, a liquid return pipe and a liquid storage box,

2. The bubble jet locomotive model of claim 1, wherein the bubble jet cabin comprises a bubble jet seat cabin and a bubble jet top cover, a plurality of gaps are formed in the edge of the bubble jet top cover, the bubble jet top cover is coaxially arranged on the bubble jet seat cabin, first air outlet holes penetrating through the bubble jet seat cabin and the bubble jet top cover vertically are formed in the center positions of the bubble jet seat cabin and the bubble jet top cover, and the first air outlet holes are communicated with the air outlet cavity; an installation gap is arranged between the foam spraying top cover and the foam spraying seat bin, and the scraping plate is arranged in the installation gap; the utility model discloses a bubble spraying device, including the scraper blade, the linkage gear is installed to the linkage gear, the scraper blade below is equipped with the universal driving shaft, the linkage gear meshes with drive gear train, the scraper blade is rotatory the setting around spouting bubble seat storehouse center, through the scraper blade rotation will be used for spouting the liquid of bubble evenly to paint on first air outlet.

3. The bubble jet locomotive model of claim 2, wherein the drive gear set comprises a plurality of reduction gear sets, a first drive set and a second drive set, the first drive set comprising a first spur gear and a first face gear, the first spur gear being coaxially integrally connected with the first face gear; the second transmission group comprises a second straight tooth and a second face gear, and the second straight tooth and the second face gear are coaxially and integrally connected; the plurality of the reduction gear sets are sequentially meshed, the reduction gear set positioned at the head part is meshed with the worm, the reduction gear set positioned at the tail part is meshed with the first straight teeth, the first end face gear is meshed with the second straight teeth, and the second end face gear is meshed with the linkage gear.

4. The bubble jet locomotive model according to claim 3, wherein the peristaltic pump assembly comprises two groups of driving rotating wheels, peristaltic cavities are arranged at positions of the bubble box shell corresponding to the driving rotating wheels, the two groups of driving rotating wheels are located in the peristaltic cavities, the liquid outlet pipe is partially clung to the inner wall of the peristaltic cavities, the driving rotating wheels are arranged on the end face of a speed reduction gear set located at the tail, the two groups of driving rotating wheels are oppositely arranged, the two groups of driving rotating wheels are driven to rotate relatively through rotation of the speed reduction gear set, the liquid outlet pipe is extruded back and forth through the two groups of driving rotating wheels, and liquid in the liquid outlet pipe is driven to flow to the liquid outlet.

5. The bubble jet locomotive model of claim 1, wherein the locomotive body component comprises a housing component, a drive component, a PCB control board, a horn component, a wheel component and a link component, the housing component being a support structure of the locomotive model; the wheel assembly is positioned below the shell assembly and is used for supporting a locomotive model and keeping a running function; the driving assembly is arranged on the rear side of the shell assembly and is used for driving the locomotive model to move in a traveling mode; the connecting rod assembly is arranged at the side of the wheel assembly and is used for transmitting power of the driving assembly and keeping the wheels in the wheel assembly to be linked; the horn assembly is arranged at the rear side of the shell assembly and is used for simulating the whistling effect of the locomotive model; the PCB control board is arranged at the rear side of the shell component and is used for cooperatively controlling the action of the driving component in the locomotive model, the sounding of the horn component and the generation of the spraying foam component.

6. The bubble jet locomotive model of claim 5, wherein the shell assembly comprises a locomotive main body, a locomotive left baffle, a locomotive right baffle, a locomotive top plate, a locomotive front cover and a locomotive underframe, and the locomotive main body, the locomotive left baffle, the locomotive right baffle, the locomotive top plate, the locomotive front cover and the locomotive underframe are combined and spliced to form the integral appearance structure of the locomotive model.

7. The bubble jet locomotive model according to claim 5, wherein the driving assembly comprises a driving shell, a direct current motor, a face gear, a transmission gear, a driving hub and a reduction gear set, the direct current motor is transversely arranged in the driving shell, a driving shaft of the direct current motor is provided with driving teeth, the face gear and the reduction gear set are respectively rotatably arranged in the driving shell, two driving hubs are symmetrically arranged on two sides of the driving shell, the two driving hubs are connected through a transmission shaft penetrating through the driving shell, and the transmission gear is coaxially arranged on the transmission shaft; the driving force of the direct current motor sequentially passes through the driving teeth, the face gear meshed with the driving teeth, the speed reduction gear set meshed with the face gear and the transmission gear meshed with the speed reduction gear set, and transmits the driving force to the transmission shaft and drives the coaxially connected driving hubs to rotate.

8. A bubble jet train set model comprising a train set and a plurality of trailer carriages, wherein the trailer carriages are connected in series at the rear part of the train set, and the bubble jet train set model is characterized in that the train set adopts the bubble jet train set model as claimed in any one of claims 1-7, and at least one group of trailer carriages is internally provided with a battery assembly.

9. The bubble jet train unit model of claim 8, wherein the battery assembly comprises a trailer shell, a battery fixing bin and a dry battery pack, the trailer shell comprises a trailer body and a trailer frame, the trailer body and the trailer frame are spliced to form an integral appearance structure of the trailer carriage, the battery fixing bin is arranged on the trailer frame, the dry battery pack is arranged in the battery fixing bin, a first power connection wire for connecting the locomotive pack is arranged at the front end of the battery fixing bin, and the dry battery pack provides power for the locomotive pack through the first power connection wire.

10. The bubble jet train unit model of claim 8, wherein the battery assembly comprises a trailer shell, a battery charging bin and a lithium battery pack, the trailer shell comprises a trailer body and a trailer frame, the trailer body and the trailer frame are spliced to form an integral appearance structure of the trailer carriage, the battery charging bin is arranged on the trailer frame, the lithium battery pack is arranged in the battery charging bin, a first power connection wire for connecting the locomotive group is arranged at the front end of the battery charging bin, and the lithium battery pack supplies power to the locomotive group through the first power connection wire.

11. The bubble jet train unit model according to claim 9 or 10, wherein two sets of wheel assemblies are arranged at the bottom of the trailer frame, the wheel assemblies are positioned at two ends of the trailer frame, each set of wheel assemblies comprises an I-shaped wheel bracket and a traveling wheel, a first buckling hole in an inverted cone shape is formed in the middle of the wheel bracket, a first connecting column is arranged at the bottom of the trailer frame corresponding to the first buckling hole of the wheel bracket, the first connecting column is coaxially sleeved with the first connecting column through the first buckling hole, and the wheel bracket is movably connected to the bottom of the trailer frame; the first connecting column is provided with a first blind hole, a first mushroom nail is arranged in the first blind hole, and the first mushroom nail is used for limiting the vertical displacement of the wheel bracket when the wheel bracket is connected to the bottom of the trailer frame; the upper portion of the first buckling hole is provided with a limiting protrusion A, the bottom of the first connecting column in the trailer frame is provided with a limiting groove A matched with the limiting protrusion A, when the wheel bracket is connected to the trailer frame, the limiting protrusion A is positioned in the limiting groove A, the movable range of the limiting protrusion A is limited through the limiting groove A, and then the rotary movable range of the wheel bracket and the trailer frame is limited.

12. The bubble jet train unit model according to claim 9 or 10, wherein the bottom positions of the two ends of the trailer frame are respectively provided with a trailer connector, one end of each trailer connector adopts a connecting shaft or a connecting hook, the other end of each trailer connector is provided with a second inverted conical buckling hole, the bottom of each trailer frame is provided with a second connecting column corresponding to the second buckling hole of each wheel bracket, the second connecting columns are coaxially sleeved with the second connecting columns through the second buckling holes, and each trailer connector is movably connected to the bottom of each trailer frame; the second connecting column is provided with a second blind hole, a second mushroom nail is arranged in the second blind hole, and the second mushroom nail is used for limiting the vertical displacement of the wheel bracket when the wheel bracket is connected to the bottom of the trailer frame; the second buckling hole is provided with a limiting bulge B at the upper part, a limiting groove B matched with the limiting bulge B is formed in the bottom of the second connecting column in the trailer frame, when the trailer connector is connected to the trailer frame, the limiting bulge B is positioned in the limiting groove B, the movable range of the limiting bulge B is limited through the limiting groove B, and then the rotary movable range of the trailer connector and the trailer frame is limited.