Quick-release anti-collision strip of remote control car

Abstract

The quick-release anti-collision strip comprises a remote control car main body, an anti-collision strip, a square groove, a blind hole, a limiting block, a first spring, a notch and a pull rod, the limiting block is elastically connected to the remote control car body, when the anti-collision strip needs to be replaced, the anti-collision strip can be taken out only by pulling the pull rod, then a new anti-collision strip is inserted into the square groove, the pull rod is loosened, the limiting block is inserted into the notch, and therefore the anti-collision strip is replaced. Therefore, the situation that a special small screwdriver needs to be used when the anti-collision strip is replaced is eliminated, and meanwhile the anti-collision strip is more convenient to disassemble and assemble.

Description

TECHNICAL FIELD

[0001] The utility model relates to remote control car technical field, concretely relates to a quick detachable anticollision strip of remote control car. BACKGROUND

[0002] Remote control car is model car that can be remotely controlled by 2.4GHz radio remote control. It can be divided into toys, car models (R / C) and other categories. According to the appearance of the car body, it can be divided into house car flat sports car, off-road vehicle, big foot car, rally car, container car and so on.

[0003] Remote control model car is called RC Car. It is not a toy. It is actually a "real car in miniature". It has the same power system as a car, including an engine and a gearbox, as well as a suspension system. It has high-performance tires that can withstand centrifugal forces equivalent to 4G of an F1 car. It also has the control feeling of a supercar. Therefore, the remote control car will inevitably collide and cause damage to the car body during use. The existing remote control car mostly uses the method of installing an anticollision strip on the remote control car to buffer, but when the speed is too fast, the remote control car will still be subjected to a great impact force, causing the anticollision strip to be damaged. At this time, the anticollision strip needs to be replaced. However, the general anticollision strip is fixed by using multiple small screws. When it needs to be removed and replaced, a special small screwdriver is needed, and the disassembly and assembly are not convenient due to the small size of the screws. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at designing a quick detachable anticollision strip of remote control car to solve the problem in the background art. To achieve the above-mentioned purpose, the utility model provides the following technical scheme: including remote control car main part and anticollision strip installed on the remote control car main part, the remote control car main part is equipped with square groove, one end of anticollision strip is connected with square groove slidingly, square groove is equipped with blind hole, blind hole is connected with limiting block slidingly, the bottom of blind hole is connected with limiting block through first spring, limiting block is inserted into the gap of anticollision strip under the action of first spring, the bottom of limiting block is equipped with pull rod penetrating the bottom of blind hole.

[0005] Further, the top of the limiting block is provided with an inclined surface, the bottom of the inclined surface is not higher than the top plane of the blind hole, a limiting table is arranged on the pull rod, and the limiting table is in close contact with the remote control car main body.

[0006] Further, the limiting block is provided with two, and the pull rods on the two limiting blocks are connected through a driving rod.

[0007] Further, the anticollision strip is provided with two, and is located at the head and tail of the remote control car main body respectively.

[0008] Further, a plurality of rib plates are arranged on the anticollision strip located in the square groove.

[0009] Further, the width size of the gap is larger than that of the limiting block, the three circumferential sidewalls of the square groove are provided with a buffer mechanism, the anti-collision strip inside the square groove is inside the buffer mechanism, and the sidewall of the limiting block is tightly attached to the sidewall of the gap under the action of the buffer mechanism.

[0010] Further, the buffer mechanism comprises a second spring fixed to the two sidewalls and a first buffer plate fixed to the second spring, and the anti-collision strip inside the square groove is clamped by the two first buffer plates.

[0011] Further, the first buffer plate is an L-shaped plate, the square groove is provided with a positioning groove, and the short plate of the first buffer plate is in sliding connection with the positioning groove.

[0012] Further, the buffer mechanism comprises a guide rod in sliding connection with the main body of the remote control vehicle, a second buffer plate fixed to the end of the guide rod, and a third spring sleeved on the outer circle of the guide rod, the ends of the third spring are fixed to the second buffer plate and the end wall of the square groove, and the second buffer plate is tightly attached to the end of the anti-collision strip.

[0013] Further, the second buffer plate and the two first buffer plates are provided with three communicating air bags between the three sidewalls of the square groove, the three air bags are connected with an air pump mounted on the main body of the remote control vehicle, a plurality of air outlets are arranged on the air bags, and the total air outlet speed of the air outlets is smaller than the air supply speed of the air pump.

[0014] Compared with the prior art, the beneficial effects of the remote control vehicle body of the utility model are as follows: the limiting block is elastically connected to the main body of the remote control vehicle, when the anti-collision strip needs to be replaced, the anti-collision strip can be taken out by pulling the pull rod, then the new anti-collision strip is inserted into the square groove, the pull rod is loosened, and the limiting block is inserted into the gap, so that the replacement of the anti-collision strip is realized, the situation that a special small screwdriver needs to be used when the anti-collision strip is replaced is eliminated, and the disassembly and assembly of the anti-collision strip are more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creating labor.

[0016] Figure 1 It is the whole structure schematic diagram of the utility model;

[0017] Figure 2is a schematic view of a longitudinal section of the square groove;

[0018] Figure 3 is another schematic view of a longitudinal section of the square groove;

[0019] Figure 4 is a schematic view of a transverse section of the square groove.

[0020] Wherein: 1, remote control car body; 2, anti-collision strip; 3, square groove; 4, limiting block; 5, limiting table; 6, drive rod; 7, pull rod; 8, blind hole; 9, notch; 10, inclined surface; 11, rib plate; 12, air outlet; 13, buffer mechanism; 14, first spring; 15, positioning groove; 16, first buffer plate; 17, second spring; 18, third spring; 19, air bag; 20, guide rod. DETAILED DESCRIPTION

[0021] In order to further illustrate the technical means and effects adopted by the utility model to achieve the predetermined utility model purposes, the following will combine the drawings and preferred embodiments to specifically explain the specific embodiments, mechanisms, features and effects of the utility model, as follows.

[0022] Embodiment: please refer to Figures 1-4 A quick-release anti-collision strip of a remote control car, comprising a remote control car body 1 and an anti-collision strip 2 installed on the remote control car body 1, wherein the remote control car body 1 is provided with a square groove 3, one end of the anti-collision strip 2 is in sliding connection with the square groove 3, the square groove 3 is provided with a blind hole 8, the blind hole 8 is in sliding connection with a limiting block 4, the bottom of the blind hole 8 is connected with the limiting block 4 through a first spring 14, the limiting block 4 is inserted into a notch 9 of the anti-collision strip 2 under the action of the first spring 14, the bottom of the limiting block 4 is provided with a pull rod 7 penetrating through the bottom of the blind hole 8, when the anti-collision strip 2 is damaged and needs to be replaced, the pull rod 7 is only needed to be pulled down, the limiting block 4 will leave the notch 9 of the anti-collision strip 2, the anti-collision strip 2 can be taken out, then a new anti-collision strip 2 is inserted, the pull rod 7 is loosened, the limiting block 4 will be inserted into the notch 9 of the anti-collision strip 2 under the action of the first spring 14, so as to realize the replacement of the anti-collision strip 2, and further eliminate the need for a special small screwdriver when replacing the anti-collision strip 2, and make the disassembly and assembly of the anti-collision strip 2 more convenient.

[0023] In the embodiment, the top of the limiting block 4 is provided with an inclined surface 10, the bottom of the inclined surface 10 is not higher than the top plane of the blind hole 8, the direction of the inclined surface 10 is inclined towards the direction of inserting the anti-collision strip 2 into the square groove 3, the limiting block 4 is provided with a limiting table 5 on the pull rod 7, the limiting table 5 is tightly attached to the remote control vehicle body 1, in the initial state, the limiting table 5 is tightly attached to the remote control vehicle body 1, the limiting block 4 is inserted into the gap 9, when the anti-collision strip 2 needs to be replaced, only the pull rod 7 needs to be pulled out, the damaged anti-collision strip 2 is taken out, then the pull rod 7 is loosened, and then the anti-collision strip 2 is directly inserted, in the inserting process, the end surface of the anti-collision strip 2 extrudes the inclined surface, so that the limiting block 4 moves downwards, when the limiting block 4 is aligned with the gap 9, the limiting block 4 rebounds under the action of the first spring 14 and is inserted into the gap 9, so that the replacement of the anti-collision strip 2 is realized, at the same time, the limiting block 4 will emit a sound after rebounding due to the collision of the gap 9, so as to remind the replacement that the anti-collision strip 2 has been installed in place; the limiting block 4 is provided with two, the limiting quality of the anti-collision strip 2 is improved, the pull rods 7 on the two limiting blocks 4 are connected through the driving rod 6, so that the two limiting blocks 4 can be operated at the same time; the anti-collision strip 2 is provided with two and is located at the front and rear of the remote control vehicle body 1, so as to protect the front and rear of the remote control vehicle body 1; the anti-collision strip 2 located in the square groove 3 is provided with a plurality of rib plates 11, so as to reduce the weight of the anti-collision strip 2; in addition, the width size of the gap 9 is greater than the width size of the limiting block 4, the square groove 3 is provided with a buffer mechanism 13 on the three circumferential side walls, the anti-collision strip 2 located in the square groove 3 is located in the buffer mechanism 13, the side wall of the limiting block 4 is tightly attached to the side wall of the gap 9 under the action of the buffer mechanism 13, the buffer mechanism 13 comprises a second spring 17 fixedly connected to the two side walls and a first buffer plate 16 fixedly connected with the second spring 17, the anti-collision strip 2 located in the square groove 3 is clamped by the two first buffer plates 16, the first buffer plate 16 is an L-shaped plate, the square groove 3 is provided with a positioning groove 15, the short plate of the first buffer plate 16 is slidably connected with the positioning groove 15, so as to be conducive to the stable buffering of the L-shaped plate; the buffer mechanism 13 comprises a guide rod 20 slidably connected with the remote control vehicle body 1, a second buffer plate fixedly connected to the end of the guide rod 20 and a third spring 18 sleeved on the outer circle of the guide rod 20, the ends of the third spring 18 are fixedly connected with the second buffer plate and the end wall of the square groove 3 respectively, the second buffer plate is tightly attached to the end of the anti-collision strip 2, so that when the front and rear ends of the remote control vehicle body 1 are subjected to horizontal collision in each direction, the elastic collision between the anti-collision strip 2 and the remote control vehicle body 1 is generated, and the damage of the anti-collision strip 2 to the remote control vehicle body 1 is reduced (the principle is that the horizontal collision can be divided into the collision in x-axis and y-axis directions, so that it can be absorbed by the second spring 17 and the third spring 18);The second buffer plate and the two first buffer plates 16 are provided with three air bags 19 communicated with the three side walls of the square groove 3, the three air bags 19 are connected with the air pump mounted on the remote control vehicle body 1, and a plurality of air outlets 12 are arranged on the air bags 19, the total air outlet speed of the air outlets 12 is less than the air supply speed of the air pump, wherein the inside of the remote control vehicle body 1 is provided with an infrared distance sensor and a speed sensor, when the remote control vehicle body 1 is about to collide, the speed sensor senses that the speed of the remote control vehicle body 1 is higher than the set value, the air pump is started, the air bags 19 are inflated, and the air bags 19 are filled with air in a short time, when the collision occurs, the second buffer plate and the first buffer plates 16 extrude the air bags 19 at the same time, the air bags 19 deflate, thereby effectively buffering the high-intensity collision, reducing the possibility of the anti-collision strip 2 being damaged, and protecting the remote control vehicle body 1 from being damaged.

[0024] Working principle: when the damaged anti-collision strip 2 needs to be replaced, only the driving rod 6 needs to be pulled down, the limiting block 4 will leave the gap 9 of the anti-collision strip 2, then the anti-collision strip 2 can be taken out, then the driving rod 6 is loosened, and the new anti-collision strip 2 is inserted, in the insertion process, the end face of the anti-collision strip 2 extrudes the inclined surface, so that the limiting block 4 moves downward, when the limiting block 4 is aligned with the gap 9, the limiting block 4 rebounds under the action of the first spring 14, when the sound of the limiting block 4 colliding with the gap 9 after rebounding is heard, the replacement of the anti-collision strip 2 is completed, therefore, the use of a special small screwdriver is eliminated when the anti-collision strip 2 is replaced, and the disassembly and assembly of the anti-collision strip 2 are more convenient.

[0025] It should be noted that when an element is referred to as being "on" another element, it can be directly on the other element or intervening elements can also be present. Where an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements can also be present. The terms "above", "below", "left", "right", "front", "back", and the like as used herein refer to the orientation of the figure in the drawing.

[0026] The above is only a preferred embodiment of the present application, and is not intended to limit the present application in any form. Although the present application has been disclosed as above with a preferred embodiment, it is not intended to limit the present application. Any person skilled in the art can make some changes or modifications to the above disclosed technical content without departing from the technical solution range of the present application, and equivalent embodiments with equivalent changes and modifications are equivalent to the above embodiments. Any modification, equivalent change and modification of the above embodiments based on the technical essence of the present application are still within the scope of the technical solution of the present application.

Claims

1. A quick release bumper bar for a remote control vehicle, characterized by: The utility model provides a remote control car body (1) and install on the remote control car body (1) anticollision strip (2), be equipped with square groove (3) on the remote control car body (1), anticollision strip (2) one end and square groove (3) sliding connection is equipped with blind hole (8) on square groove (3), blind hole (8) sliding connection is equipped with limiting block (4), the bottom of blind hole (8) is connected with limiting block (4) through first spring (14), limiting block (4) is inserted in the gap (9) of anticollision strip (2) under the action of first spring (14), the bottom of limiting block (4) is equipped with pull rod (7) through the bottom of blind hole (8).

2. The quick release bumper strip for a remote control vehicle of claim 1, wherein: The top of the limiting block (4) is provided with an inclined surface (10), the bottom of the inclined surface (10) is not higher than the top plane of the blind hole (8), and the pull rod (7) is provided with a limiting table (5), the limiting table (5) is in close contact with the remote control car body (1).

3. The quick release bumper strip for a remote control vehicle of claim 1, wherein: The limiting block (4) is provided with two, and the pull rod (7) on the two limiting blocks (4) is connected by a driving rod (6).

4. The quick release bumper strip for a remote control vehicle of claim 1, wherein: The anticollision strip (2) is provided with two, and is respectively located at the head and tail of the remote control car body (1).

5. The quick release bumper strip for a remote control vehicle of any one of claims 1-4, wherein: The anticollision strip (2) inside the square groove (3) is provided with a plurality of rib plates (11).

6. The quick release bumper strip for a remote control vehicle of claim 1, wherein: The width of the gap (9) is greater than the width of the limiting block (4), the three circumferential sidewalls of the square groove (3) are provided with a buffer mechanism (13), the anticollision strip (2) inside the square groove (3) is located inside the buffer mechanism (13), and the sidewall of the limiting block (4) is in close contact with the sidewall of the gap (9) under the action of the buffer mechanism (13).

7. The quick release bumper strip of the remote control vehicle according to claim 6, wherein: The buffer mechanism (13) includes a second spring (17) fixed to two sidewalls and a first buffer plate (16) fixed to the second spring (17), and the anticollision strip (2) inside the square groove (3) is clamped by the two first buffer plates (16).

8. The quick release bumper strip of the remote control vehicle according to claim 7, wherein: The first buffer plate (16) is an L-shaped plate, the square groove (3) is provided with a positioning groove (15), and the short plate of the first buffer plate (16) is in sliding connection with the positioning groove (15).

9. The quick release bumper strip of the remote control vehicle according to claim 7, wherein: The buffer mechanism (13) includes a guide rod (20) in sliding connection with the remote control car body (1), a second buffer plate fixed to the end of the guide rod (20), and a third spring (18) sleeved on the outer circle of the guide rod (20), the ends of the third spring (18) are fixed to the second buffer plate and the end wall of the square groove (3) respectively, and the second buffer plate is in close contact with the end of the anticollision strip (2).

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