Pterosaur-shaped toy aircraft

Abstract

The utility model provides a pterosaur-shaped toy aircraft, which is characterized in that a shell is a combination of an upper shell, a lower shell and a head shell, two wing parts of the upper shell are respectively provided with a through groove, and the lower shell is fixed on the upper shell at a position corresponding to a body part of the upper shell; the lower shell is provided with an inserting block detachably connected with the head shell, two first supports and two second supports, each first support and each second support are fixedly provided with a rotor wing unit, the first supports stretch out of the through grooves, and the second supports stretch out of the rear end of the body part and are provided with anti-collision guardrails. According to the toy aircraft, the four rotor wing units of the toy aircraft are arranged at the wing parts and the foot parts of the shell in a scattered mode, mutual interference among propellers is avoided, the first support and the second support can be used as supporting columns, the toy aircraft is reasonable and attractive in structural arrangement, the head shell can be replaced in an inserting and pulling mode, and the cost is reduced. The first support and the second support can be replaced by disassembling and assembling the upper shell and the lower shell, maintenance and replacement of parts are facilitated, and practicability is higher.

Description

TECHNICAL FIELD

[0001] The utility model relates to a toy aircraft technology field, especially relates to a toy aircraft of pterosaur shape. BACKGROUND

[0002] Through the retrieval, Chinese patent CN220501042U discloses a pterosaur aircraft, sets up the through groove on two wing parts shell, facilitates two lifting assemblies respectively set up in the through groove at corresponding wing part shell, the two propellers of lifting assembly are staggered, fully utilizes the space, avoids the mutual interference between each propeller, solves the problem that two propellers are difficult to set along the width direction in the wing width small, but the two propellers of staggered in the pterosaur aircraft must have one towards ground set, in order to make the downward propeller not touch the ground, need extra set up support column on the wing part shell or body modeling shell, this will increase the production difficulty and cost, also affect the aesthetic quality, and if the support column is damaged due to impact, etc., will affect the normal use of aircraft, the practicability is poor, and the structure of the pterosaur aircraft is not reasonable, is not convenient for the maintenance and replacement of parts, and still needs further improvement. CONTENT OF UTILITY MODEL

[0003] The utility model aims at providing a toy aircraft of pterosaur shape to solve the problem of unreasonable structure, poor appearance, inconvenient maintenance and replacement of parts of the pterosaur aircraft in the prior art.

[0004] In order to realize the above-mentioned purpose, the utility model provides a toy aircraft of pterosaur shape, which comprises a shell body designed in the shape of a pterosaur and a rotor unit mounted on the shell body. The shell body comprises an upper shell body, a lower shell body and a head shell body. The upper shell body comprises a body part and two wing parts formed integrally. A through groove is formed in each wing part. The lower shell body is fixedly connected to the upper shell body corresponding to the body part. The lower shell body comprises a plug-in block, two first supports and two second supports. The plug-in block is fixed to the front end of the body part. One rotor unit is fixedly installed on each of the first support and the second support. The two first supports are arranged in the two through grooves. The two second supports are arranged at the rear end of the body part, and each second support is provided with an anti-collision guardrail. A plug-in slot is formed in the head shell body and detachably inserted into the plug-in block. The rotor unit comprises a motor fixed to the first support or the second support and a propeller drivenly connected to the motor.

[0005] As a preferred scheme, the lower shell further comprises a main body, the main body is outwardly provided with a fixing strip, two first supports and two second supports respectively, the fixing strip is embeddedly fixed in the upper shell, and the fixing strip is provided with the plug-in block at the end thereof, and the main body is further provided with a connecting groove, and the battery box is detachably fixedly connected in the connecting groove.

[0006] As a preferred scheme, the bottom side of the body part is adjacently provided with a fixing groove and a smooth surface, the fixing groove is adaptively fixedly connected with the main body, and the smooth surface is in communication with the connecting groove and is connected with the bottom wall of the connecting groove on the same horizontal plane.

[0007] As a preferred scheme, the top side of the body part is provided with a back ridge, the back ridge is insertingly fixed on the body part through a plurality of first inserting columns and a plurality of second inserting columns, the first inserting columns are correspondingly provided with the connecting columns of the lower shell, and the first inserting columns and the connecting columns are fixed through threaded members.

[0008] As a preferred scheme, the shell is provided with a control assembly, the control assembly comprises a circuit board fixed in the lower shell, a switch and a first electric plug electrically connected to the circuit board, the circuit board is electrically connected with the motor, the switch is exposed to the lower shell, and the first electric plug is exposed to the connecting groove, when the battery box is fixed in the connecting groove, the first electric plug and a second electric plug of the battery box are connected to electrically connect the circuit board and the battery in the battery box.

[0009] As a preferred scheme, the bottom wall of the connecting groove is provided with a plurality of buckle holes, each of the buckle holes comprises a first hole and a second hole which are sequentially arranged along the direction in which the smooth surface points to the connecting groove, the width of the first hole is greater than that of the second hole, the outer wall of the battery box is provided with a clamping block corresponding to the second hole, the clamping block can be inserted into the first hole and slid into the second hole, so that the clamping block can be buckled in the second hole to fix the battery box on the connecting groove.

[0010] As a preferred scheme, the first support and the second support each comprise a first rod body integrally arranged on the main body, an end of the first rod body is provided with a motor slot for accommodating and fixing the motor, the motor slot is in communication with the inner side of the lower shell, and the outer wall of the motor slot is provided with a supporting leg; the first support further comprises a second rod body arranged on the first rod body, one end of the second rod body is buckled and fixed on the motor slot, and the other end of the second rod body is respectively inserted and fixed on the upper shell and the lower shell; the second support further comprises a third rod body arranged on the first rod body, one end of the third rod body is buckled and fixed on the motor slot and the outer part of the third rod body is integrally provided with the anti-collision guardrail, and the other end of the third rod body is respectively inserted and fixed on the upper shell and the lower shell.

[0011] As a preferred scheme, the plug-in block is a hollow structure, the bottom end of the plug-in block is integrally fixed on the end of the fixing strip, the top end of the plug-in block is integrally fixed with the fixing strip through the reinforcing rib, the top end of the plug-in block is provided with a first opening, and the left and right sides of the plug-in block are each provided with a second opening.

[0012] As a preferred scheme, the plug-in block is detachably connected with an auxiliary part, the auxiliary part comprises a buckle plate arranged corresponding to the second opening and a plug-in plate arranged corresponding to the first opening, the buckle plate is detachably and movably buckled and connected in the second opening, and the plug-in plate can be extended out of the first opening.

[0013] As a preferred scheme, the plug-in block is detachably connected with an auxiliary part, the auxiliary part comprises a buckle plate arranged corresponding to the second opening and a plug-in plate arranged corresponding to the first opening, the buckle plate is detachably and movably buckled and connected in the second opening, and the plug-in plate can be extended out of the first opening.

[0014] Therefore, according to the technical means of the utility model, the utility model can obtain the effects briefly described as follows: the toy aircraft with the shape of the pterosaur provided by the utility model sets the shell as the combination of the upper shell, the lower shell and the head shell, the two wing parts of the upper shell are each provided with a through slot, the lower shell is fixed on the upper shell at the position corresponding to the body part of the upper shell, and the lower shell is provided with a plug-in block detachably connected with the head shell, two first supports each fixedly installed with a rotor unit and two second supports, the first support is supported in the through slot, and the second support is supported at the rear end of the body part and is provided with an anti-collision guardrail. That is to say, the four rotor units of the toy aircraft provided by the utility model are dispersedly arranged at the wing parts and the foot parts of the shell, the mutual interference between the propellers is avoided, the first support and the second support can be used as support columns, the structure is reasonable and beautiful. Meanwhile, the head shell can be replaced through the plug-in mode, the first support and the second support can be replaced through the disassembly and assembly of the upper shell and the lower shell, the disassembly and assembly steps of the upper shell and the lower shell are simple and convenient, the maintenance and replacement of the parts are facilitated, and the practicality is higher. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a schematic view of the toy aircraft of an embodiment of the utility model.

[0016] Figure 2 It is Figure 1 It is an exploded view of the toy aircraft in one direction.

[0017] Figure 3 It is Figure 1 It is an exploded view of the toy aircraft in another direction.

[0018] Figure 4 It is Figure 1 It is an exploded view of the head shell, the upper shell and the lower shell.

[0019] Figure 5 It is Figure 1 It is a sectional view of the toy aircraft.

[0020] In the figure: 100 - shell; 110 - upper shell; 1101 - body; 111 - dorsal ridge; 1111 - first insertion column; 1112 - second insertion column; 112 - fixing groove; 113 - smooth surface; 114 - embedding groove; 1141 - embedding groove; 115 - platform; 1151 - accommodation groove; 1102 - wing; 116 - through groove; 120 - lower shell; 1201 - connecting column; 121 - main body; 1211 - connecting groove; 1212 - buckle hole; 1213 - first hole; 1214 - second hole; 122 - fixing strip; 1221 - embedding column; 123 - first support; 1230 - first rod body; 1231 - motor groove; 1232 - supporting leg; 1233 - second rod body; 124 - second support; 1241 - third rod body; 1242 - anti-collision guardrail; 125 - plug-in block; 1251 - reinforcing rib; 1252 - first opening; 1253 - second opening; 126 - auxiliary piece; 1261 - buckle plate; 1262 - plug-in plate; 130 - head shell; 131 - insertion groove; 1311 - first groove body; 1312 - second groove body; 200 - rotor unit; 210 - motor; 220 - propeller; 300 - control assembly; 310 - circuit board; 320 - switch; 330 - first electric plug; 340 - loudspeaker; 400 - battery box; 410 - box body; 411 - clamping block; 420 - battery; 430 - second electric plug. DETAILED DESCRIPTION

[0021] The preferred embodiments of the present application will be further described in details below with reference to the drawings.

[0022] The embodiments of the present application will be described in details below, examples of which are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary and are intended to explain the present application, and cannot be understood as a limitation of the present application.

[0023] In the description of the present application, it should be understood that the orientations or positional relationships indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0024] In addition, the terms "first", "second", etc. are only used for descriptive purposes and should not be construed as indicating or implying relative importance or an indicated number of technical features. Therefore, the features defined with "first", "second", etc. can explicitly or implicitly include one or more of the features.

[0025] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be connected inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0026] In the present application, unless otherwise explicitly specified and limited, the first feature "on" or "under" the second feature can include direct contact between the first and second features, or indirect contact between the first and second features through another feature therebetween. Moreover, the first feature "on", "above" and "on" the second feature includes the first feature directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature "under", "below" and "under" the second feature includes the first feature directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0027] Please refer to Figures 1 to 5 The embodiment provides a toy aircraft in the shape of a pterosaur, which comprises a shell 100 in the shape of a pterosaur, a rotor unit 200 and a control assembly 300 fixedly installed on the shell 100, and a battery box 400 detachably connected to the shell 100.

[0028] The shell 100 comprises an upper shell 110, a lower shell 120 and a head shell 130. The upper shell 110 comprises a body 1101 and two wing parts 1102 which are integrally formed. In the embodiment, a dorsal ridge 111 is arranged on the top side of the body 1101. The dorsal ridge 111 is inserted and fixed on the body 1101 by a plurality of first insertion columns 1111 and a plurality of second insertion columns 1112. It can be understood that the dorsal ridge 111 can improve the simulation degree of the shell 100, reduce the manufacturing difficulty of the overall shape to save production cost, and also can fix and install the lower shell 120 on the upper shell 110. Specifically, the first insertion columns 1111 are arranged in one-to-one correspondence with connecting columns 1201 of the lower shell 120, and the first insertion columns 1111 and the connecting columns 1201 are fixed by a threaded part (for example, a screw). The bottom side of the body 1101 is adjacent to a fixed groove 112 and a smooth surface 113. The main body of the lower shell 120 is fixedly connected in the fixed groove 112. The smooth surface 113 is connected with a connecting groove of the main body and the bottom wall of the connecting groove is on the same horizontal plane, so that the battery box 400 can slide into and out of the connecting groove along the smooth surface 113. The bottom side of the body 1101 further extends to the top side front end and is provided with an embedding groove 114 which is connected with the fixed groove 112 and is used for embedding a fixed strip connected with the lower shell 120, so that an insertion block at the end of the fixed strip can be fixedly connected to the front end of the body 1101. In order to improve the connection strength between the embedding groove 114 and the fixed strip and prevent the fixed strip from falling off to affect the structural stability, the bottom wall of the embedding groove 114 is further concave inwardly and provided with an embedding groove 1141, so that an embedding column of the fixed strip can be inserted and fixed in the embedding groove 1141. It should be noted that the front end of the body 1101 is further provided with a platform 115 which is used for positioning and connecting the head shell 130. The platform 115 is provided with a recess groove 1151 at a position corresponding to a reinforcing rib of the insertion block, so that the insertion block can be stably and aesthetically fixed to the front end of the body 1101.

[0029] In other embodiments of the utility model, the top side of the body 1101 can not be provided with the dorsal ridge 111. Alternatively, the inner side of the body 1101 facing the lower shell 120 is provided with a threaded connecting column corresponding to the connecting column 1201. The lower shell 120 can be fixedly connected to the upper shell 110 by the threaded connecting column and the threaded part. The embedding groove 114 can not be provided with the embedding groove 1141. The fixed strip can be provided with an embedding column at the corresponding position. Alternatively, the embedding groove 114 can be stably connected to the fixed strip by other ways, for example, glue connection, magnetic attraction connection and the like.

[0030] A through groove 116 is arranged on each wing part 1102 and is used for accommodating the connecting part rotor unit 200 on the wing part 1102.

[0031] The lower shell 120 is fixedly connected to the upper shell 110 at the position corresponding to the body portion 1101, and the lower shell 120 comprises a main body 121 which is fixedly connected in the fixed groove 112, and the main body 121 outwardly extends the fixing strip 122, two first supports 123 and two second supports 124 respectively. The fixing strip 122 is embedded in the embedding groove 114 and the end of the fixing strip 122 is provided with the plug-in block 125, and the position of the fixing strip 122 corresponding to the embedding groove 1141 is also provided with the embedding column 1221 which can be inserted and fixed in the embedding groove 1141. When the main body 121 is fixedly connected in the fixed groove 112, the two first supports 123 are relatively supported in the two through grooves 116, and the two second supports 124 are relatively supported at the rear end of the body portion 1101. It can be understood that one rotor unit 200 is fixedly installed on each of the first support 123 and the second support 124, that is, the four rotor units 200 of the toy aircraft are dispersedly arranged at the wing portion and the foot portion of the shell 100, avoiding the interference between the propellers of the rotor units 200, and ensuring the normal execution of the flight function of the aircraft.

[0032] It should be noted that the main body 121 is also provided with the connecting groove 1211, and the battery box 400 is detachably fixedly connected in the connecting groove 1211, so as to conveniently and quickly replace the battery box 400. Specifically, the bottom wall of the connecting groove 1211 is provided with a plurality of buckle holes 1212, each of which comprises a first hole 1213 and a second hole 1214 arranged in turn in the direction of the smooth surface 113 pointing to the connecting groove 1211, wherein the width of the first hole 1213 is greater than that of the second hole 1214. The above-mentioned arrangement enables the battery box 400 to be inserted into the first hole 1213 through the clamping block, and the clamping block is clamped and fixed in the second hole 1214 by moving the battery box 400, so as to realize the fixed connection of the battery box 400 in the connecting groove 1211, which is convenient and fast to operate.

[0033] The first support 123 and the second support 124 each comprise a first rod body 1230 integrally arranged on the main body 121, and the first rod body 1230 is provided with a motor slot 1231 at the end thereof for accommodating a motor of the rotor unit 200. The motor slot 1231 is in communication with the inner side of the lower shell 120, so that the conductive wire of the motor can pass through the first rod body 1230 and enter the inner side of the lower shell 120. The outer wall of the motor slot 1231 is provided with a support leg 1232, so that the first support 123 and the second support 124 can be used as support columns, without the need for additional support structures, thereby improving the rationality and aesthetics of the structural arrangement. The first support 123 further comprises a second rod body 1233 arranged on the first rod body 1230, one end of the second rod body 1233 is buckled and fixed to the motor slot 1231, and the other end of the second rod body 1233 is respectively inserted into the insertion slot of the upper shell 110 and the lower shell 120. The second support 124 further comprises a third rod body 1241 arranged on the first rod body 1230, one end of the third rod body 1241 is buckled and fixed to the motor slot 1231 and an anti-collision guardrail 1242 is integrally arranged on the outer side of the third rod body 1241, and the other end of the third rod body 1241 is respectively inserted into the insertion slot of the upper shell 110 and the lower shell 120. Through the above arrangement, the first support 123 and the second support 124 can be stably arranged on the shell 100.

[0034] The insertion block 125 is fixed to the front end of the body 1101. It can be understood that the insertion block 125 is a hollow structure, the bottom end of the insertion block 125 is integrally fixed to the end of the fixed strip 122, and the top end of the insertion block 125 is integrally fixed to the fixed strip 122 through the reinforcing rib 1251, so that the insertion block 125 can be relatively stably arranged at the end of the fixed strip 122. The top end of the insertion block 125 is provided with a first opening 1252, and the left and right sides of the insertion block 125 are each provided with a second opening 1253. The arrangement of the first opening 1252 and the second opening 1253 allows the insertion block 125 to detachably and bucklingly connect an auxiliary piece 126. The auxiliary piece 126 is used to improve the connection strength between the head shell 130 and the insertion block 125, and the auxiliary piece 126 comprises a buckling plate 1261 arranged corresponding to the second opening 1253 and a plug plate 1262 arranged corresponding to the first opening 1252. The buckling plate 1261 is detachably and movably bucklingly connected in the second opening 1253. In use, the auxiliary piece 126 can enter the insertion block 125 from the first opening 1252, and then the buckling plate 1261 can be moved to be bucklingly connected in the second opening 1253 with the movement of the auxiliary piece 126. At this time, the plug plate 1262 can be extended out of the first opening 1252. When it is necessary to detach the auxiliary piece 126, the buckling plate 1261 is pressed through the second opening 1253 to make it separate from the second opening 1253, and then the auxiliary piece 126 can be pulled out of the insertion block 125.

[0035] The head shell 130 is provided with a slot 131 detachably inserted and fixed on the insertion block 125, the slot 131 is provided with a first slot body 1311 and a second slot body 1312, the first slot body 1311 is provided on the bottom wall of the slot 131 and the insertion plate 1262 is inserted and fixed in the first slot body 1311, the second slot body 1312 is provided on the side wall of the slot 131 and the reinforcing rib 1251 is inserted and fixed in the second slot body 1312. The head shell 130 is fixedly connected on the insertion block 125 in a plug-in manner, during installation, the insertion plate 1262 is first inserted and fixed in the first slot body 1311, then the head shell 130 with the auxiliary part 126 is inserted and fixed on the insertion block 125, until the buckle plate 1261 is buckled and connected in the second opening 1253, the connection is completed, at this time, the head shell 130 is adaptively connected on the platform 115. It can be understood that the auxiliary part 126 can increase the insertion depth between the head shell 130 and the insertion block 125, so as to improve the connection strength. When the head shell 130 needs to be disassembled and replaced, the old head shell 130 is pulled out by force, then the auxiliary part 126 is disengaged from the insertion block 125, then the auxiliary part 126 is inserted in the new head shell 130, finally, the new head shell 130 is inserted and fixed on the insertion block 125 until the buckle plate 1261 is buckled and connected in the second opening 1253.

[0036] Each rotor unit 200 comprises a motor 210 fixed in the motor slot 1231 and a propeller 220 drivingly connected with the motor 210, it can be understood that the propeller 220 is fixedly connected on the output shaft of the motor 210 and exposed on the second rod body 1233 or the third rod body 1241.

[0037] In the embodiment, the control assembly 300 comprises a circuit board 310 fixed in the lower shell 120 and a switch 320, a first electric plug 330 and a loudspeaker 340 electrically connected on the circuit board 310. The circuit board 310 is electrically connected with each motor 210, the switch 320 is exposed on the lower shell 120, the first electric plug 330 is exposed in the connecting slot 1211, when the battery box 400 is fixed in the connecting slot 1211, the first electric plug 330 and the second electric plug of the battery box 400 are in contact and connected, so as to electrically connect the circuit board 310 and the battery in the battery box 400, meanwhile, the motor 210 and the battery in the circuit can be conducted through the switch 320, so as to supply power to the motor 210. The loudspeaker 340 is fixed in the lower shell 120, and is controlled to sound when the control unit of the circuit board 310 receives a sound control signal. In other embodiments of the utility model, the control assembly 300 can not be provided with the loudspeaker 340.

[0038] The battery box 400 comprises a box body 410, a battery 420 and a second electric plug 430 mounted in the box body 410, wherein the battery 420 and the second electric plug 430 are electrically connected to a circuit board, and the second electric plug 430 is exposed on the box body 410. The box body 410 is provided with a clamping block 411 corresponding to the second hole 1214 on the outer wall of the box body 410, the clamping block 411 can be inserted into the first hole 1213 and slid into the second hole 1214, so that the clamping block 411 can be buckled in the second hole 1214 to fix the battery box 400 on the connecting groove 1211. When the box body 410 is slid to be fixed in the connecting groove 1211, the second electric plug 430 can be moved to be inserted into the first electric plug 330, and the two are in contact to realize electrical connection. When it is necessary to disassemble and replace the battery box 400, the battery box 400 is pushed to slide in the direction of the smooth surface 113, so that the clamping block 411 slides into the first hole 1213, and then the battery box 400 can be pulled out.

[0039] For the sake of clarity, certain features of the present application that are, in separate embodiments, described as being combined, can also be used in combination with each other. Furthermore, features of the present application that are described in the course of separate embodiments can also be used in combination, in the same or in any suitable form, in sub-combinations.

Claims

1. A toy aircraft in the shape of a pterosaur, comprising a housing in the shape of a pterosaur and a rotor unit mounted on the housing, characterized in that The shell comprises an upper shell, a lower shell and a head shell, the upper shell comprises a body and two wings, a through slot is formed on each wing; the lower shell is fixedly connected to the upper shell corresponding to the body, the lower shell comprises a plug-in block, two first supports and two second supports, the plug-in block is fixed to the front end of the body, one of the first support and the second support is fixedly installed with a rotor unit, the two first supports are oppositely supported in the two through slots, the two second supports are oppositely supported at the rear end of the body, and each second support is provided with an anti-collision guardrail; the head shell is provided with a plug-in slot which is detachably inserted and fixed to the plug-in block; the rotor unit comprises a motor fixed to the first support or the second support and a propeller drivingly connected to the motor.

2. The pterosaur-shaped toy aircraft of claim 1, wherein, The lower shell further comprises a main body, the main body is outwardly extended with a fixing strip, two first supports and two second supports, the fixing strip is embedded and fixed in the upper shell, and the end of the fixing strip is provided with the plug-in block, and the main body is further provided with a connecting slot, and the connecting slot is detachably fixedly connected with a battery box.

3. The pterosaur-shaped toy aircraft of claim 2, wherein, The bottom side of the body is adjacent to a fixing groove and a smooth surface, the main body is adaptively and fixedly connected in the fixing groove, and the smooth surface is in communication with the connecting slot and the bottom wall of the connecting slot is connected to the same horizontal plane.

4. The pterosaur-shaped toy aircraft of claim 2, wherein, The top side of the body is provided with a dorsal ridge, the dorsal ridge is inserted and fixed to the body through a plurality of first insertion columns and a plurality of second insertion columns, the first insertion columns are one-to-one correspondingly arranged with connecting columns of the lower shell, and the first insertion columns and the connecting columns are fixed by thread members.

5. The pterosaur-shaped toy aircraft of claim 3, wherein, A control assembly is installed in the shell, the control assembly comprises a circuit board fixed in the lower shell, a switch and a first electric plug electrically connected to the circuit board, the motor is electrically connected to the circuit board, the switch is exposed to the lower shell, and the first electric plug is exposed to the connecting slot, when the battery box is fixed in the connecting slot, the first electric plug and a second electric plug of the battery box are connected to electrically connect the circuit board and the battery in the battery box.

6. The pterosaur-shaped toy aircraft of claim 5, wherein, A plurality of buckle holes are formed on the bottom wall of the connecting slot, each buckle hole comprises a first hole and a second hole arranged in sequence in the direction of the smooth surface pointing to the connecting slot, the width of the first hole is greater than that of the second hole; a clamping block is arranged on the outer wall of the battery box corresponding to the second hole, the clamping block can be inserted into the first hole and slid into the second hole, so that the clamping block can be buckled in the second hole to fix the battery box on the connecting slot.

7. The pterosaur-shaped toy aircraft of claim 5, wherein, The first support and the second support each comprise a first rod body integrally arranged on the main body, the end of the first rod body is provided with a motor slot for accommodating and fixing the motor, the motor slot is in communication with the inner side of the lower shell, and the outer wall of the motor slot is provided with a supporting leg; the first support further comprises a second rod body arranged on the first rod body, one end of the second rod body is buckled and fixed on the motor slot, and the other end of the second rod body is respectively inserted and fixed on the upper shell and the lower shell; the second support further comprises a third rod body arranged on the first rod body, one end of the third rod body is buckled and fixed on the motor slot, and the outer part of the third rod body is integrally provided with the anti-collision guardrail, and the other end of the third rod body is respectively inserted and fixed on the upper shell and the lower shell.

8. The pterosaur-shaped toy aircraft of claim 2, wherein, The plug-in block is a hollow structure, the bottom end of the plug-in block is integrally fixed to the end of the fixed strip, and the top end of the plug-in block is integrally fixed to the fixed strip through the reinforcing rib, the top end of the plug-in block is provided with a first opening, and the left and right sides of the plug-in block are each provided with a second opening.

9. The pterosaur-shaped toy aircraft of claim 8, wherein, The plug-in block is detachably connected with an auxiliary part, the auxiliary part comprises a buckle plate corresponding to the second opening and a plug-in plate corresponding to the first opening, the buckle plate is detachably and movably buckled and connected in the second opening, and the plug-in plate can be extended out of the first opening.

10. The pterosaur-shaped toy aircraft of claim 9, wherein, The plug-in block is detachably connected with an auxiliary part, the auxiliary part comprises a buckle plate corresponding to the second opening and a plug-in plate corresponding to the first opening, the buckle plate is detachably and movably buckled and connected in the second opening, and the plug-in plate can be extended out of the first opening. The plug-in block is detachably connected with an auxiliary part, the auxiliary part comprises a buckle plate corresponding to the second opening and a plug-in plate corresponding to the first opening, the buckle plate is detachably and movably buckled and connected in the second opening, and the plug-in plate can be extended out of the first opening.

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