CN212195815U

CN212195815U - Sport skateboard

Info

Publication number: CN212195815U
Application number: CN202020488537.8U
Authority: CN
Inventors: 沈爱甫
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-07
Filing date: 2020-04-07
Publication date: 2020-12-22
Anticipated expiration: 2030-04-07
Also published as: TWM600645U

Abstract

A sport skateboard comprises a board body and a handle part, and is characterized in that: the plate body is an arc-shaped structure with the top surface inwards concave and the bottom surface outwards convex, the handle part is connected to the top surface of the arc-shaped structure, and the concave depth of the front part in the arc-shaped structure corresponding to the connecting position of the handle part is larger than the concave depth of the front part of the arc-shaped structure and the concave depth of the rear part of the arc-shaped structure. The utility model has the advantages that: the plate body is an arc-shaped structure with an inwards concave top surface and an outwards convex bottom surface, and the handle part is connected to the top surface of the arc-shaped structure, so that the handle part is protected on the inner side of the plate body.

Description

Sport skateboard

Technical Field

The utility model relates to a sports skateboard preparation technical field especially indicates a sports skateboard of surfing on water.

Background

The original Chinese patent with patent number CN200510063363.0 named as mould pressing plastic snowboard and manufacturing process thereof of the applicant discloses a mould pressing plastic snowboard, the front end of the snowboard is upwarped, two side edges of the snowboard are upwarped, handrails are arranged on the two side edges, and the handrails and the snowboard are integrated; the bottom surface of the snowboard is provided with a sliding chute; the invention also discloses a manufacturing process of the mould pressing plastic skis, and the whole shape of the invention is in a streamline type, and the invention can slide at high speed and enjoy the interest of skiing; the turning is quite flexible, and the operation is simple and easy; the weight is light, the durability is realized, and the friction coefficient in the movement process is reduced by adopting an integrated structure; the manufacturing process is simple, the fusion property among all parts is good, and products with different shapes can be obtained. However, the handle of the snowboard is located outside the outline of the board body, and the handle is exposed outside the board body when in use, so that the snowboard is easy to be damaged and has undesirable use effect.

Disclosure of Invention

The technical problem to be solved by the present invention is to provide a sports skateboard which can protect the handle inside the board body and effectively protect the hand of the user.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: this motion slide, including plate body and handle portion, its characterized in that: the plate body is an arc-shaped structure with the top surface inwards concave and the bottom surface outwards convex, the handle part is connected to the top surface of the arc-shaped structure, and the concave depth of the front part in the arc-shaped structure corresponding to the connecting position of the handle part is larger than the concave depth of the front part of the arc-shaped structure and the concave depth of the rear part of the arc-shaped structure.

As an improvement, the handle part comprises handle belts which are symmetrically connected to the left side and the right side of the top surface of the plate body, two ends of any handle belt are respectively provided with a connecting buckle which can be fixed on the plate body, and the middle part of any handle belt is sleeved with a handle belt outer sleeve which can prevent the hand from being cut.

The improved structure of the connecting buckle is characterized in that a connecting through hole penetrating through the corresponding position of the plate body can be preferably formed in the plate body corresponding to the connecting buckle, the plate body comprises a core plate, an upper plate body and a lower plate body, the buckle body of the connecting buckle penetrates through the connecting through hole, the upper convex edge of the connecting buckle is buckled on the upper plate body, and the lower convex edge of the connecting buckle is buckled on the lower plate body.

The improved structure of the novel electric scooter is characterized in that a second handle part can be preferably arranged on the top surface of the plate body behind the handle part, the second handle part comprises second handle belts which are symmetrically connected to the left side and the right side of the top surface of the plate body, two ends of any second handle belt are respectively provided with a second connecting buckle which can be fixed on the plate body, and a second handle belt outer sleeve which can prevent the handle part from being cut is sleeved in the middle of any second handle belt.

Further improve, down the lamellar body can be preferably through XPE or the EPE lamellar body of hot melt adhesive laminating on the core bottom surface it has one deck HDPE membrane to curtain coat on the bottom surface of lower lamellar body, the thickness of lower lamellar body is 1.5 ~ 4mm, the thickness of HDPE membrane is 24 ~ 50 silks.

Further improve, go up the lamellar body and can prefer XPE or EPE lamellar body of laminating on the surface of core except that the bottom surface through the hot melt adhesive go up the top surface of lamellar body on the curtain coating have one deck PE membrane, the thickness of going up the lamellar body is 1.5 ~ 4mm, the thickness of PE membrane is 6 ~ 10 silks.

As a refinement, the top surface of the plate body may preferably be provided with anti-slip grooves in a staggered manner.

As a modification, a drawstring portion may be preferably provided at the front portion of the plate body.

As a modification, the bottom of the plate body may be preferably provided with flow guiding protrusions at intervals.

As an improvement, a reinforcing rib matched with the radian of the plate body can be preferably arranged in the core plate of the plate body.

Compared with the prior art, the utility model has the advantages of: the plate body is of an arc-shaped structure with the top surface inwards concave and the bottom surface outwards convex, and the handle part is connected to the top surface of the arc-shaped structure, so that the handle part is protected on the inner side of the plate body; the depth of the front part of the arc-shaped structure corresponding to the connecting position of the handle part is greater than the depth of the front part of the arc-shaped structure and the depth of the rear part of the arc-shaped structure, so that the arc-shaped structure can be better adapted to the contour of a human body, the resistance in use is reduced, and the use effect is better; the board body can adopt a sandwich structure, the lower sheet body and the upper sheet body are made of non-toxic materials, are green and environment-friendly, can resist tension and compression, can improve the performance of the core board, have good waterproof effect, and are suitable for various sports fields such as surfing, skiing and the like; still the curtain coating has the one deck protection film at the surface of last lamellar body and lower lamellar body, further increases water-proof effects, reduces damaged probability, prolongs sport skateboard's life.

Drawings

Fig. 1 is a perspective view of an embodiment of the present invention;

FIG. 2 is an exploded view of the structure of FIG. 1;

FIG. 3 is a further exploded view of FIG. 2;

FIG. 4 is a perspective view of FIG. 1 at a different angle;

FIG. 5 is a top view of FIG. 1;

FIG. 6 is a cross-sectional view taken along line A-A of FIG. 5;

FIG. 7 is a perspective view of the mold corresponding to the oven and the lower sheet body in the embodiment of the present invention;

FIG. 8 is a schematic structural view of a lower baking sheet according to an embodiment of the present invention;

FIG. 9 is an exploded view of the lower blade of FIG. 8 with the carriage open;

FIG. 10 is a schematic structural view of the lower sheet body connected to the lower sheet body corresponding to the mold according to the embodiment of the present invention;

FIG. 11 is a schematic view of the lower sheet of FIG. 10 being bonded to a core plate by a mold;

fig. 12 is an enlarged view of a portion I in fig. 6.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 12, the sports skateboard of the present embodiment includes a board body and a handle portion, the board body is an arc structure with an inwardly concave top surface and an outwardly convex bottom surface, the handle portion is connected to the top surface of the arc structure, and the depth of the front portion of the arc structure corresponding to the connection position of the handle portion is greater than the depth of the front portion of the arc structure and the rear portion of the arc structure. The handle part comprises handle belts 40 symmetrically connected to the left side and the right side of the top surface of the plate body, two ends of any handle belt 40 are respectively provided with a connecting buckle 41 capable of being fixed on the plate body, and a handle belt outer sleeve 42 capable of preventing the hand from being cut is sleeved in the middle of any handle belt 40. The plate body corresponding to the connecting buckle 41 is provided with a connecting through hole 11 penetrating through the corresponding position of the plate body, the plate body comprises a core plate 1, an upper plate body 3 and a lower plate body 2, the buckle body of the connecting buckle 41 penetrates through the connecting through hole 11, the upper convex edge of the connecting buckle 41 is buckled on the upper plate body 3, and the lower convex edge of the connecting buckle 41 is buckled on the lower plate body 2. Be provided with second handle portion 50 on the plate body top surface of handle portion rear, second handle portion 50 is including the second handle area of symmetric connection on plate body top surface left side and right side, and the both ends in arbitrary second handle area are provided with the second connector link that can fix on the plate body respectively, and the second handle area overcoat that can prevent to cut the hand is put to the middle part cover in arbitrary second handle area.

Piece body 2 is the XPE or the EPE lamellar body of laminating on 1 bottom surfaces of core board through the hot melt adhesive down, and the curtain coating has one deck HDPE membrane 21 on the bottom surface of piece body 2 down, and the thickness of piece body 2 is 1.5 ~ 4mm down, and the thickness of HDPE membrane 21 is 24 ~ 50 silks. Go up lamellar body 3 and be the XPE or the EPE lamellar body of hot melt adhesive laminating on core 1 surface except that the bottom surface, it has one deck PE membrane 31 to curtain-cast on the top surface of last lamellar body 3, and the thickness of going up lamellar body 3 is 1.5 ~ 4mm, and the thickness of PE membrane 31 is 6 ~ 10 silks. The filaments are units of length, 1 filament being equal to 0.01 mm.

The method for manufacturing the board body of the sports skateboard comprises the following steps,

firstly, manufacturing a core plate 1, and cutting the core plate 1 on a foam material substrate according to the set size of the motion sliding plate;

secondly, bonding the lower sheet body 2 and the core plate 1, wherein the lower sheet body 2 is an XPE or EPE sheet, casting a layer of HDPE film 21 on the bottom surface of the lower sheet body 2, coating a hot melt adhesive 4 on the top surface of the lower sheet body 2, baking the adhesive coated surface of the lower sheet body 2 at 120-180 ℃ for 10-40 seconds, finally adhering the adhesive coated surface of the lower sheet body 2 to the bottom surface of the core plate 1, and performing compression molding on the core plate 1 adhered with the lower sheet body 2 in a mold;

thirdly, bonding an upper sheet body 3 and a core plate 1, wherein the upper sheet body 3 is an XPE or EPE sheet, casting a layer of PE film 31 on the top surface of the upper sheet body 3, printing a set pattern on the PE film 31, coating a hot melt adhesive 4 on the bottom surface of the upper sheet body 3, baking the adhesive surface of the upper sheet body 3 at 120-180 ℃ for 10-40 seconds, finally bonding the adhesive surface of the upper sheet body 3 on the top surface of the core plate 1, and performing compression molding on the core plate 1 bonded with the upper sheet body 3 in a mold;

fourthly, manufacturing a covered edge, trimming the edge of the upper sheet body 3, enabling the edge of the upper sheet body 3 to be bonded on the side wall of the core plate 1 through a hot melt adhesive 4, and enabling the upper sheet body 3 to cover the outer surface of the core plate 1 except the bottom surface to obtain a molded product;

the foamed material substrate may be an EPS foam board. EPS is polystyrene foam, XPE is chemical crosslinking polyethylene expanded material, EPE is polyethylene foam cotton, HDPE is high density polyethylene, PE is polyethylene, EPS, XPE, EPE, HDPE and PE are present materials. The casting process is prior art and the specific steps of casting a HDPE film 21 on the bottom surface of the lower sheet 2 and a PE film 31 on the top surface of the upper sheet 3 will not be described in detail. The hot melt adhesive 4 used may be dupont resin glue. The PE film 31 can be subjected to film printing of a set pattern by a laser back printing technology.

The step two and the step three are compression molding, namely, the lower sheet body 2 and the upper sheet body 3 are placed in corresponding molds and are subjected to compression molding for 15-40 seconds at 120-180 ℃. The compression molding in the second step specifically comprises the steps of placing the lower sheet body 2 with the baked glue coating surface in a movable upper die 5, placing the bottom surface of the core plate 1 upwards in a positioning groove 61 of a positioning lower die 6, driving the movable upper die 5 to be pressed on the positioning lower die 6, enabling the glue coating surface of the lower sheet body 2 to be attached to the bottom surface of the core plate 1, opening the movable upper die 5 after pressing for 15-40 seconds at 120-180 ℃, and taking out the bonded core plate 1; the compression molding in the third step specifically comprises the steps of placing the upper sheet 3 with the baked gluing surface in an upper mold body, placing the top surface of the core plate 1 in a placing groove of a lower mold body upwards, driving the upper mold body to be pressed on the lower mold body, enabling the gluing surface of the upper sheet 3 to be attached to the top surface of the core plate 1, opening the upper mold body after pressing for 15-40 seconds at 120-180 ℃, and taking out the bonded core plate 1.

Because the area size of last lamellar body 3 is different with lower lamellar body 2, so adopt two moulds of equidimension not to carry out the coining usually, also can choose for use same mould certainly, if choose for use same mould then lower lamellar body material extravagant more, be unfavorable for practicing thrift manufacturing cost. The two molds have the same specific structure and working principle, and only have different sizes, so that the attached drawings only show the mold structure corresponding to the lower sheet body 2.

The mould structure corresponding to the lower sheet body 2 comprises a positioning lower mould 6, a movable upper mould 5 capable of moving up and down relative to the positioning lower mould 6 and a driving cylinder or a driving oil cylinder for driving the movable upper mould 5, wherein the driving cylinder or the driving oil cylinder forms a loop with a power supply and a switch through a circuit. Be provided with around on the bottom surface of mould 5 in the removal and can erect support body 51 of lamellar body 2 down, support body 51 can reciprocate along with mould 5 in the removal, be provided with the mould pressing seat on the top surface of location lower mould 6, be provided with constant head tank 61 on the top surface of mould pressing seat, the appearance of constant head tank 61 and the appearance looks adaptation of motion slide, under the mould pressing lamellar body 2 and core 1 time, place core 1 bottom surface up in constant head tank 61 earlier, will lower lamellar body 2 and clip with the toasting frame 8 of frame type, and put toasting frame 8 horizontal shelf on support body 51, the rubber coating face of lower lamellar body 2 is just to core 1's bottom surface. The upper die 5 is moved downwards, the upper die 5 is moved to drive the baking rack 8 to move downwards, the upper die 5 is moved to be pressed with the lower positioning die 6, the gluing surface of the lower sheet body 2 is attached to the bottom surface of the core plate 1, the temperature in the die is 120-180 ℃, and the hot melt adhesive 4 is softened to bond the lower sheet body 2 and the core plate 1 together. The time for pressing the upper die 5 and the lower positioning die 6 is 15-40 seconds, after the pressing, the upper die 5 is moved to be lifted, the baking frame 8 is taken down, and the operation is finished.

The mould structure corresponding to the upper sheet body 3 comprises a lower mould body, an upper mould body capable of moving up and down relative to the lower mould body and a driving cylinder or a driving oil cylinder for driving the upper mould body, wherein the driving cylinder or the driving oil cylinder forms a loop with a power supply and a switch through a circuit. Be provided with the support that can erect body 3 around on the bottom surface of last die body, the support can reciprocate along with last die body, be provided with on the top surface of die body down and place the seat, be provided with the standing groove on the top surface of placing the seat, the appearance of standing groove and the appearance looks adaptation of motion slide, when die pressing body 3 and core 1, place core 1 top surface up earlier in the standing groove, clip last body 3 with the locating rack of frame type to put the locating rack level on the support, the spreading surface of last body 3 is just to the top surface of core 1. And (3) moving the upper die body downwards, driving the positioning frame to move downwards by the upper die body, and pressing the upper die body and the lower die body to ensure that the gluing surface of the upper sheet body 3 is attached to the top surface of the core plate 1, wherein the temperature in the die is 120-180 ℃, and the hot melt adhesive 4 is softened to bond the upper sheet body 3 and the core plate 1 together. And (3) pressing the upper die body and the lower die body for 15-40 seconds, lifting the upper die body after finishing pressing, and taking down the positioning frame to finish the operation.

The lower sheet body 2 is placed in a lower sheet body oven 7 at 120-180 ℃ to be baked for 10-40 seconds. The specific step of toasting 10 ~ 40 seconds in lower lamellar body oven of 120 ~ 180 ℃ is arranged in to lower lamellar body 2 is, will descend the edge clamp of lamellar body 2 to tightly on the griddle 8 of frame type, will accompany below the griddle 8 of lower lamellar body 2 lamellar body rubber coating face place at oven 7 top down, makes under lamellar body rubber coating face align with the top surface opening of oven 7, and the steam in the oven top surface opening toasts down lamellar body rubber coating face and makes the hot melt adhesive soften. The baking rack 8 is composed of a first frame body and a second frame body, a hinge structure is arranged on the left side wall of the first frame body, the first frame body is connected with the second frame body through the hinge structure, a buckling part is arranged on the right side wall of the first frame body, and when the first frame body and the second frame body clamp the lower sheet body 2, the buckling structure is connected on the second frame body to fix the first frame body and the second frame body. The specific structure of the hinge structure and the snap structure is common knowledge and will not be described in detail. Oven 7 includes the casing and sets up the electric heater in the casing, casing open-top, be provided with latticed fence 71 on the corresponding shells inner wall of open-top, the steam that the electric heater sent can see through the latticed hole of fence 71 and disperse outside the open-top, be provided with the kicking block on the shell top surface in the open-top outside, bake out rack 8 can not put on the kicking block with the shell top surface contact with the horizontal stand, the rubber coated surface and the open-top of lower lamellar body 2 are aligned, the steam that the electric heater sent sees through the rubber coated surface of lamellar body 2 under the heating of fence 71 makes hot melt adhesive 4 soft.

And (3) placing the upper sheet body 3 in an upper sheet body oven at 120-180 ℃ for baking for 10-40 seconds. The specific step of baking 10-40 seconds in the upper sheet body oven with 120-180 ℃ arranged on the upper sheet body 3 is that the edge of the upper sheet body 3 is clamped on the positioning frame of the frame, the upper sheet body gluing surface of the positioning frame with the upper sheet body 3 is placed at the top of the oven downwards, the upper sheet body gluing surface is aligned with the top surface opening of the oven, and the hot air in the top surface opening of the oven is baked to soften the hot melt adhesive. The specific structure and working principle of the positioning frame are the same as those of the baking frame 8, and the size is different, so that the detailed description is omitted. Similarly, the specific structure and operation principle of the baking oven are the same as those of the baking oven 7, and only the size is different, so that the detailed description is omitted.

The specific operation of adhering the edge of the upper sheet 3 to the side wall of the core plate 1 through the hot melt adhesive 4 is that the edge of the upper sheet 3 is pushed to the side wall of the core plate 1, the cutter head of the high-temperature ironing cutter with the cutter head temperature of more than 400 ℃ is inserted between the gluing surface of the edge of the upper sheet 3 and the side wall of the core plate 1, the cutter head sequentially slides through the side wall of the core plate 1, and the edge of the upper sheet 3 is pushed to the side wall of the core plate 1 and adhered to the side wall of the core plate 1. Trimming the edge of the upper sheet includes cutting off an excess portion not fitting the core board 1 and cutting off an overlapped portion corresponding to the top corner of the core board 1. After the edge of the upper sheet body 3 is attached to the side wall of the core plate 1, the upper sheet body can be trimmed again to ensure that the edge of the upper sheet body 3 is completely matched with the core plate 1.

In addition, anti-slip grooves 12 are alternately provided on the top surface of the plate body. A drawstring portion 13 is provided at the front of the panel body. Flow guiding convex parts 14 are arranged at intervals at the bottom of the plate body. The core plate 1 of the plate body is internally provided with a reinforcing rib 15 matched with the radian of the plate body. The pulling rope portion 13 includes a pulling rope 131 and a pulling rope connecting buckle 132, and the pulling rope connecting buckle 132 is fixed on the plate body in a penetrating manner. One end of the pull rope 131 is sleeved on the rod body at the top of the pull rope connecting buckle.

Claims

1. A sport skateboard comprises a board body and a handle part, and is characterized in that: the plate body is an arc-shaped structure with the top surface inwards concave and the bottom surface outwards convex, the handle part is connected to the top surface of the arc-shaped structure, and the concave depth of the front part in the arc-shaped structure corresponding to the connecting position of the handle part is larger than the concave depth of the front part of the arc-shaped structure and the concave depth of the rear part of the arc-shaped structure.

2. The sports skateboard of claim 1, wherein: the handle part comprises handle belts (40) symmetrically connected to the left side and the right side of the top surface of the plate body, two ends of any one handle belt (40) are respectively provided with a connecting buckle (41) capable of being fixed on the plate body, and a handle belt outer sleeve (42) capable of preventing the hand from being cut is sleeved in the middle of any one handle belt (40).

3. The sports skateboard of claim 2, wherein: be provided with on the plate body corresponding with connector link (41) and run through plate body relevant position's connect the through hole (11), the plate body includes core (1), goes up lamellar body (3) and lower lamellar body (2), the knot body of connector link (41) is worn to put in connect the through hole (11), the epirelief of connector link (41) is along the buckle on last lamellar body (3), the lower arch of connector link (41) is along the buckle under on lamellar body (2).

4. A sports skateboard according to claim 3, wherein: the novel electric mop is characterized in that a second handle part (50) is arranged on the top surface of the plate body behind the handle part, the second handle part (50) comprises second handle belts symmetrically connected to the left side and the right side of the top surface of the plate body, second connecting buckles capable of being fixed on the plate body are arranged at two ends of any one of the second handle belts respectively, and a second handle belt outer sleeve capable of preventing the handle part from being cut is sleeved in the middle of any one of the second handle belts.

5. A sports skateboard according to claim 3, wherein: piece body (2) are the XPE or the EPE lamellar body of hot melt adhesive laminating on core (1) bottom surface down on the bottom surface of piece body (2) the curtain coating has one deck HDPE membrane (21) down, the thickness of piece body (2) is 1.5 ~ 4mm down, the thickness of HDPE membrane (21) is 24 ~ 50 silks.

6. A sports skateboard according to claim 3, wherein: go up lamellar body (3) and be XPE or EPE lamellar body through the hot melt adhesive laminating on core (1) surface except that the bottom surface go up the top surface of lamellar body (3) on the curtain coating have one deck PE membrane (31), the thickness of going up lamellar body (3) is 1.5 ~ 4mm, the thickness of PE membrane (31) is 6 ~ 10 silks.

7. A sports skateboard according to any of claims 1 to 6, wherein: anti-skid grooves (12) are arranged on the top surface of the plate body in a staggered manner.

8. A sports skateboard according to any of claims 1 to 6, wherein: a pull rope part (13) is arranged at the front part of the plate body.

9. A sports skateboard according to any of claims 1 to 6, wherein: the bottom of the plate body is provided with guide convex parts (14) at intervals.

10. A sports skateboard according to any of claims 3 to 6, wherein: and reinforcing ribs (15) matched with the radian of the plate body are arranged in the core plate (1) of the plate body.