TW202031158A - Helmet shield fixing device including a helmet body, a jar protection part, shield fixing mechanisms, an arc-shaped guide groove and sliding blocks - Google Patents

Abstract

The present invention provides a helmet shield fixing device. The device comprises a helmet body having an opening at the front of the helmet body. A jar protection part is disposed below the opening. The device further comprises two shield fixing mechanisms arranged at the left and right ends of the helmet body. The shield fixing mechanisms include two bases fixed to the helmet body having a through hole. An elastic element is provided under the through hole. An arc-shaped guide groove is provided at one side of the through hole. The shield fixing mechanisms further include two sliding blocks arranged under the bases to abut the elastic element. An upper end of the sliding blocks is provided a plurality of cavities. The shield fixing mechanisms further includes two rotors arranged in the through hole of the bases and having a rotating shaft. One side of the rotating shaft includes a convex piece. The end of the rotating shaft includes a long rotating button. The shield fixing mechanisms also include a shield arranged at the front end of the opening of the helmet body and having a protruding rod. Inner surfaces of left and right sides of the shield sleeve with the rotors. The shield fixing mechanisms further include two control parts arranged at the inner sides of the left and right sides of the shield and sleeved and positioned with the shield. The invention is easy and fast disassembled and assembled.

Description

Helmet shield fixing device

The invention is a helmet shield fixing device, especially one that can be easily and quickly disassembled and assembled.

Press, the conventional helmet, the setting method of the shield (or lens), roughly has the following two types: (1) The shield is set separately and fixed on the front of the helmet body, but it cannot be quickly disassembled or installed. (2) The shield and the sun visor (or visor) share a fixing mechanism, or are fixed by a common axis. This method actually has the following deficiencies: 1. The mechanism is complicated, because the fixing and operation of the shield and sun visor must be taken into consideration at the same time, the mechanism is inevitably more complicated. 2. Whether it is a protective cover or a sun visor, it is easy to be used for a long time, which may affect each other and cause looseness or damage. 3. No matter it is the shield or sun visor, it cannot be quickly removed or installed.

Nowadays, due to the trend of the times, most motorcycle riders have a variety of shields with different shapes, functions, and colors to meet different needs. Therefore, users change the shields more and more frequently. However, the disassembly and assembly of the fixed mechanism are often used. It is troublesome and time-consuming, causing extreme distress and inconvenience to users, and it needs to be improved.

The main purpose of the present invention is to provide a helmet shield fixing device that can be easily and quickly disassembled and assembled, which is convenient to use.

In order to achieve the above object, the present invention includes: a helmet body with an opening on the front side and a lower bar protection part under the opening; two shield fixing mechanisms arranged at the left and right ends of the helmet body, including: two bases, and a helmet The body is fixed and has a through hole, an elastic element is arranged under the through hole, and an arc-shaped guide groove is arranged on one side of the through hole; two sliding blocks are arranged under the base and resist the elastic element, and the upper end of the sliding block has a plurality of The recess; two rotors, set in the through hole of the base, with a rotating shaft, one side of the rotating shaft has a protruding piece, the end has a long knob; a shield, set at the front end of the helmet body opening, its left and right two The inner side of the end is sleeved and positioned with the rotor knob, and has a protruding rod; and two control parts are arranged on the inner sides of the left and right ends of the shield, and are sleeved and positioned; this allows easy and quick disassembly and assembly By.

In the above-mentioned shield fixing mechanism, the upper end of the arc-shaped guide groove of the base is provided with a positioning recess.

In the above-mentioned shield fixing mechanism, the inner surface of the base has an inner concave space larger than the through hole, and one end of the rotor has an actuating piece.

In the above-mentioned shield fixing mechanism, both sides of the upper end of the sliding block are respectively provided with a front and a rear recess.

In the above-mentioned protective cover fixing mechanism, the inner side of the protective cover has a convex wall, and the inside of the convex wall is provided with a long groove.

In the above-mentioned protective cover fixing mechanism, the outer side of the lower end of the protective cover is provided with an activation piece, the inner side of the activation piece is provided with a tenon, and one side of the chin protection part is provided with a positioning groove.

In the above-mentioned shield fixing mechanism, the control member has a circular frame portion and a handle portion, and the inner side of the circular frame portion corresponds to both ends and each has a clamping block.

The following preferred and feasible embodiments are combined with the accompanying drawings to detail the structural features and effects of the present invention as follows, so as to make it easy to understand and agree with.

Please refer to Figures 1-8, the helmet shield fixing device of the present invention includes: A helmet body 1 with an opening 11 on the front, a lower chin guard 2 below the opening 11, and a recess 12 on both sides above the opening 11, wherein a positioning groove 21 is provided on one side of the chin guard 2; and The two shield fixing mechanisms 30 are arranged at the left and right ends of the helmet body 1. Since the left and right ends are symmetrical, only one side will be described below. The shield fixing mechanism 30 includes a base 3, which is set in the recess 12 of the helmet body and fixed by a number of fixing elements (such as rivets or screws). The base 3 has an elliptical penetration near the middle. Hole 31, the outer side of the base 3 is located at the bottom and below the through hole 31, each has a notch 32 and a straight groove 33, the straight groove 33 has a rail groove 34 on both sides, the outer side of the base 3 is located One side of the through hole 31 is provided with an arc-shaped guide groove 35. The upper end of the arc-shaped guide groove 35 has a positioning recess 36. The inner side of the base 3 is located around the through hole 31 and has a larger diameter than the through hole 31. The concave space 37; two elastic elements 40, such as springs, are provided in the straight groove 33 of the base; two sliding blocks 4 are provided below the through hole 31 of the base and above the rail groove 34, and Against the elastic element 40, the slider 4 can slide up and down to form an elastic slider. The upper end of the slider 4 has a plurality of cavities, such as a front cavity 41 and a rear cavity on each side of the upper end. The recess 42; the two rotors 5, which are in the shape of an I, are provided in the base through hole 31, one end has an actuating piece 51, and is provided in the recessed space 37 on the inner side of the base, and there is a rotating shaft 52 in the middle. One side of the rotating shaft 52 is provided with a protruding piece 53 which can be respectively engaged with the front and rear recesses 41 and 42 of the slider. The end of the rotating shaft 52 is flattened and has an elongated knob 54 , The elongated knob 54 has a center point 55 on it; a shield 6, in an arc convex shape, is arranged at the front end of the helmet body opening 11. The inner sides of the left and right ends of the shield 6 can be sleeved and positioned with the rotor 5. The inner sides of the left and right ends of the shield 6 are respectively provided with a protruding rod 61, a protruding wall 62, and a long groove 63 provided in the protruding wall 62. The protruding rod 61 can be connected to the arc guide groove of the base. 35 is aligned and slightly in contact with it, the long slot 63 can be sleeved with the long rotor knob 54 to position the shield 6. The outer side of the lower end of the shield 6 is protruding with an activation piece 64, the activation piece 64 The inner side also has a tenon 65 which can be clamped with the positioning groove 21 of the chin guard; and two control parts 7 are arranged on the inner sides of the left and right ends of the shield 6 and sleeved with them Or clamping and positioning, it has a circular frame 71 and a handle 72, the circular frame 71 can be sleeved (or clamped) outside the shield protrusion 62, and its inner side corresponds to the two ends and each There is a clamping block 73 which can be buckled under the two ends of the rotor knob 54. The handle 72 is attached to the inside of the shield 6, and its end protrudes from the shield 6. Outside the bottom end, it can be pushed or pulled by external force.

According to the above structural combination, the base 3 is fixed in the helmet recess 12 by three rivets, the slider 4 and the elastic element 40 are arranged under the base through hole 31, and the rotor 5 is penetrated by the base through hole 31 Wherein, the actuating piece 51 is located in the recessed space 37 of the base, the protruding piece 53 is engaged in the back cavity 42 of the rotor, the knob 54 of the rotor 5 is sleeved with the long slot 63 of the shield, the The protruding rod 61 of the shield slightly abuts against the bottom end of the arc-shaped guide groove 35 of the base, and the control member 7 is sleeved (or clamped) outside the protruding wall 62 of the shield by the circular frame portion 71, and the card The block 73 and the rotor knob 54 are snapped and positioned, as shown in Figures 1 and 9, the shield 6 is now in a downwardly closed state covering the opening 11. At the same time, it can be protected by the shield latch 65 and the chin The positioning groove 21 of the part is engaged, and the shield 6 can be firmly fixed, as shown in FIG. 10.

If you want to lift the shield 6, you only need to pull up the starting piece 64, on the one hand, make the tenon 65 out of the positioning groove 21 of the chin guard, and at the same time push the shield 6 upwards through the rotor knob 54 (because of The long slot 63 of the shield is sleeved) to drive the rotor 5, with its shaft 52 as its axis, rotate an angle in the clockwise direction, so that the rotor tab 53 is displaced from the back cavity 42 of the slider to the front cavity 41, while protecting The cover protruding rod 61 follows the guide of the arc-shaped guide groove 35 of the base to move into the positioning recess 36, so that the cover 6 is lifted up and positioned, as shown in Figs. 11 and 12, the cover 6 is now open to the opening 11. Uplift state.

On the contrary, if you want to cover, you only need to pull down the starting piece 64, so that the shield 6 will drive the rotor 5 through the knob 54. With its rotating shaft 52 as the axis, rotate an angle in the counterclockwise direction, so that the rotor lug 53 is moved by the slider. The front recess 41 is shifted to the rear recess 42, while the shield protruding rod 61 follows the arc guide groove 35 to guide it to the bottom end, so that the shield 6 is in a downwardly closed state covering the opening 11, as shown in the figure As shown in 1 and 9, at the same time, press down the starting piece 64 to make the latch 65 engage with the positioning groove 21 of the chin guard, so that the shield 6 can be firmly fixed, as shown in FIG.

To remove the shield 6, first pull up the activation piece 64 to make the shield 6 appear as shown in Figures 11 and 12, and then press down the control member 7 (handle 72) to make its circular frame The part 71 rotates an angle in the counterclockwise direction around the shield protrusion 62, so that the locking block 73 of the control member is separated from the rotor knob 54 (no longer snapped), as shown in Figure 13, at this time it can be controlled together Piece 7 remove the shield 6 to complete the purpose of quick disassembly. On the contrary, if you want to install, you should first place the control element 7 on the inner sides of the two ends of the shield 6, then hold the shield 6 and align it with the rotor knob 54 with the long slots 63 at both ends, and then Push the control member 7 upwards in a clockwise direction by an angle, so that the block 73 and the rotary button 54 are buckled, and the two form a straight line state of the upper and lower glyphs, as shown in Figure 12, the shield 6 can be assembled and positioned to complete The purpose of fast loading.

Also, it is worth further emphasizing and explaining, including: 1. There is a notch 32 at the lower end of the base through hole 31. When the rotor 5 is installed, the protruding piece 53 of the rotor can pass through the notch 32 to achieve the effect of easy assembly. 2. The actuating piece 51 of the rotor is housed in the concave space 37 on the inner side of the base. Therefore, when the operating shield 6 is lifted up or closed down to drive the rotor 5 to rotate by an angle, the concave space 37 Not only can it provide space for the actuating piece 51 to rotate with it, but also limit the angle of rotation of the actuating piece 51 to match the engagement and positioning of the protruding piece 53 with the front and rear recesses 41 and 42 of the slider. 3. The sliding block 4 is arranged under the base through hole 31, and an elastic element 40 is pressed against it. Therefore, when the rotor 5 rotates, the sliding block 4 can be pressed down by the protrusion 53 for displacement and change. The engaging positions of the rear cavities 41 and 42 immediately use the restoring force of the elastic element 40 to position the rotor 5. 4. When the shield 6 is in the upturned state, as shown in Figures 11 and 12, the shield protruding rod 61 is located on the positioning recess 36 at the upper end of the arc-shaped guide groove 35 of the base, and the rotor protruding piece 53 is engaged On the front recess 41 of the slider, the rotor knob 54 is in a straight line state, and the center point 55 on the knob is also located at the center; however, when the shield 6 is closed downward, as shown in Figure 1, As shown in 9, the protruding rod 61 is moved to the bottom end of the arc-shaped guide groove 35, the protruding piece 53 is locked on the back recess 42 of the slider, and the rotor knob 54 is in an inclined oblique state. The center point 55 is slanted backward, which shows that the shield 6 has retracted closer to the helmet body 1, so that the shield 6 and the helmet body 1 are closer and fit, and the opening 11 can be reliably covered. 5. The guard 6 is positioned by the long slot 63 and the rotor knob 54 in a sleeved or snap-fit manner, which is simple and fast in assembly. 6. The control member 7 is positioned by the circular frame portion 71 and the shield protrusion 63 in a sleeved or clamped manner, which is simple and fast in assembly. 7. In the present invention, an inner lens (not shown in the figure) can be provided on the inner side of the helmet body 1 for sun-shading, and the inner lens can be used for flipping up and down in sections.

From the above description, it can be seen that the present invention has at least the following advantages and effects, which is far more advanced than the conventional ones. 1. The disassembly and assembly of the shield 6 is not only simple and easy but also fast, which can achieve the functions of simple quick disassembly and quick assembly. 2. The disassembly and assembly of the shield 6 does not require any tools or screws, and can be operated as a single piece (control part handle 72), which is very convenient to use. 3. When the shield 6 is closed, it has a retracted design, so that the shield 6 and the helmet body 1 can fit more closely.

However, the above-mentioned embodiments are intended to illustrate the feasibility of the present invention. For example, the design of the present invention is used, such as the shape of the base, the rotation mode of the rotor, the socket and the connection between the shield and the rotor or the shield and the control part. The equivalent structural changes of each unit such as the connection form should still be regarded as included in the patent scope of the present invention.

In summary, the specific structure disclosed in the present invention is found to be unavailable by the known, and can achieve the expected purpose and effect. It can be called a novel and progressive invention, which has deep industrial application value. , Yan filed an invention patent application in accordance with the law.

1: Helmet body 11: opening 12: recess 2: Chin guard 21: positioning slot 30: Shield fixing mechanism 3: Pedestal 31: Through hole 32: gap 33: straight groove 34: Rail groove 35: curved guide groove 36: Positioning cavity 37: concave space 40: elastic element 4: slider 41: front pocket 42: Back cavity 5: Rotor 51: Actuator 52: shaft 53: Tab 54: Turn button 55: Center point 6: Guard 61: protruding rod 62: Protruding Wall 63: Long slot 64: start film 65: Tenon 7: Control parts 71: Round frame 72: handle 73: card block

Figure 1 shows a side view of the present invention in a closed state of the shield. Figure 2 shows a perspective exploded view of the present invention. Figure 3 shows an enlarged schematic diagram of the outer side structure of the base in the present invention. Figure 4 shows an enlarged schematic diagram of the inner side structure of the base in the present invention. Figure 5 shows an enlarged perspective view of the rotor of the present invention. Figure 6 is an enlarged schematic side view of the rotor of the present invention. Figure 7 is a partial enlarged schematic view of the shield of the present invention. Figure 8 is an enlarged schematic diagram of the control part of the present invention. Figure 9 is an enlarged schematic diagram of the combination of the cover of the present invention. Fig. 10 is an enlarged cross-sectional view showing the engagement of the shield and the chin guard in the state of the shield cover of the present invention. Fig. 11 is a side view of the shield in the present invention in an upturned state. Figure 12 is an enlarged schematic view of the combination of the shield in the upwardly tilted state of the present invention. Figure 13 is an enlarged schematic view of the action when the shield is removed in the present invention.

1: Helmet body

11: opening

12: recess

2: Chin guard

21: positioning slot

30: Shield fixing mechanism

3: Pedestal

4: slider

40: elastic element

41: front pocket

42: Back cavity

5: Rotor

6: Guard

64: start film

65: Tenon

7: Control parts

Claims (10)

A helmet shield fixing device, comprising: A helmet body with an opening on the front, a bottom guard under the opening, and a recess on both sides of the opening; and The two shield fixing mechanisms are arranged at the left and right ends of the helmet body, including: Two bases are arranged in the recess of the helmet body and have a through hole. An elastic element is provided on the outer side of the base below the through hole, and an arc-shaped guide groove should be provided on one side of the through hole; Two sliders are arranged below the through hole of the base and resist the elastic element. The upper end of the slider has a plurality of cavities; The two rotors are arranged in the through hole of the base and have a rotating shaft, one side of the rotating shaft has a protruding piece, and the end of the rotating shaft has an elongated rotating button; A protective cover arranged at the front end of the opening of the helmet body, the inner sides of the left and right ends of the protective cover are sleeved and positioned with the rotor knob, and have a protruding rod; and Two control parts are arranged on the inner sides of the left and right ends of the shield and are sleeved and positioned. According to the helmet shield fixing device described in item 1 of the scope of patent application, one side of the chin guard is provided with a positioning groove. According to the helmet shield fixing device described in the first item of the scope of patent application, wherein the upper end of the arc-shaped guide groove of the base has a positioning recess. For the helmet shield fixing device described in item 1 of the scope of patent application, the inner side of the base has a concave space larger than the through hole, and one end of the rotor has an actuating piece. According to the helmet shield fixing device described in item 1 of the scope of patent application, the upper end of the slider has a front cavity and a rear cavity on both sides. According to the helmet shield fixing device described in item 1 of the scope of patent application, wherein the inner surface of the left and right ends of the shield has a convex wall, and the inside of the convex wall is provided with a long groove. According to the helmet shield fixing device described in item 1 of the scope of patent application, the outer side of the lower end of the shield is provided with a starter piece. According to the helmet shield fixing device described in item 7 of the scope of patent application, the inner surface of the shield activation piece has a tenon. According to the helmet shield fixing device described in item 1 of the scope of patent application, the control member has a circular frame and a handle. According to the helmet shield fixing device described in item 9 of the scope of patent application, the inner side of the circular frame of the control member corresponding to the two ends each have a clamping block.

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