SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a convenient type helmet, it has the effect that has made things convenient for the operator to the installation and the dismantlement of the goggles on the helmet.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a convenient type helmet, includes helmet body, rotates on helmet body and is connected with a goggles, is equipped with a coupling mechanism between goggles and helmet body, coupling mechanism includes the coupling nut of fixed connection on helmet body both sides, sets up connecting hole, the threaded connection on coupling nut on goggles both ends, and fixed connection is at one of coupling nut and is served to tight board and set up the locating part that is used for spacing goggles turned angle between goggles and helmet body, supports tight board one side and supports tightly on goggles both ends outer wall.
Through adopting above-mentioned technical scheme, press from both sides the goggles both ends tightly on coupling nut, rotate connecting screw, connecting screw threaded connection is on coupling nut, supports tight board and supports tightly on goggles both ends outer wall, comes spacing goggles's turned angle through the locating part, through such setting, simple structure, convenient operation has made things convenient for the operator to the installation and the dismantlement of the goggles on the helmet.
The utility model discloses further set up to: the locating part is including installing collar on helmet body outer wall, two sets of fixed connection spacing rod, two sets of spacing grooves of seting up on the collar on one side of helmet body was kept away from to the collar, and the spacing groove is circular-arc setting, and two sets of spacing rods and two sets of spacing grooves all are central symmetry, gag lever post sliding connection is in the spacing groove.
Through adopting above-mentioned technical scheme, through installing a collar on helmet body outer wall, the collar is concentric setting with coupling nut, and gag lever post fixed connection is on the collar, and the spacing groove is seted up on the goggles both ends, and the spacing groove is circular-arc setting, and gag lever post sliding connection is in the spacing groove, through such setting, simple structure, and convenient operation has made things convenient for the operator to carry on spacingly to the turned angle of goggles.
The utility model discloses further set up to: the limiting groove is characterized in that limiting blocks are fixedly connected to the inner walls of the two ends of the limiting groove, the limiting blocks and the inner wall of the limiting groove are arranged in a smooth mode, and the distance between the limiting blocks and the inner wall of the same end of the limiting groove is the diameter of the limiting rod.
Through adopting above-mentioned technical scheme, through equal fixedly connected with stopper on the both ends inner wall at the spacing groove, be slick and sly setting between the inner wall of stopper and spacing groove, stopper and spacing groove are between the gag lever post with the distance between the one end inner wall, through such setting, simple structure, convenient operation has made things convenient for to fix a position the goggles on the helmet.
The utility model discloses further set up to: the installation groove is coaxial with the connecting nut, an installation block is fixedly connected to one side, close to the helmet body, of the installation ring, the installation block is installed in the installation groove, two groups of inserted bars are fixedly connected to one side, close to the helmet body, of the installation ring, the inserted bars and the limiting rods are coaxially arranged, slots are formed in the side walls of the two sides of the helmet body, and the inserted bars are inserted into the slots in an inserting mode.
Through adopting above-mentioned technical scheme, through having seted up the mounting groove on helmet body lateral wall, the collar inlays to be established in the mounting groove, is close to fixedly connected with inserted bar on one side of mounting groove at the collar, has seted up the slot on the mounting groove bottom surface, and the inserted bar is pegged graft in the slot, through such setting, simple structure, convenient operation has made things convenient for the operator to the installation of collar and dismantlement.
The utility model discloses further set up to: the helmet comprises a helmet body and a mounting ring, wherein the helmet body is arranged on the helmet body, the mounting ring is fixedly connected with a convex ring on one side, which is far away from the helmet body, the convex ring and a connecting nut are coaxially arranged, clamping grooves are formed in two ends of a goggles, the convex ring is clamped in the clamping grooves, and one side of a clamping plate is clamped on the upper surface of the convex ring.
Through adopting above-mentioned technical scheme, through keeping away from a bulge loop of fixedly connected with on one side of helmet body at the collar, the bulge loop is coaxial setting with coupling nut, supports tight board and supports tightly on the bulge loop is surperficial, through such setting, simple structure, convenient operation is supporting and is forming the space between tight board and the goggles both ends, has made things convenient for the goggles to rotate on the helmet.
The utility model discloses further set up to: the outer wall of the convex ring is arranged smoothly.
Through adopting above-mentioned technical scheme, through being slick and sly setting with on the bulge loop outer wall, through such setting, simple structure, convenient operation has made things convenient for the operator to connect the goggles on the bulge loop.
The utility model discloses further set up to: annular grooves are formed in the outer walls of the two ends of the goggles, and the abutting plates are located in the annular grooves.
Through adopting above-mentioned technical scheme, through having seted up an annular on goggles both ends outer wall, support tight board and be located the annular, through such setting, simple structure, convenient operation has reduced the installation space who supports tight board.
The utility model discloses further set up to: and a plurality of groups of anti-slip strips are fixedly connected to one side of the abutting plate, which is far away from the connecting screw rod.
Through adopting above-mentioned technical scheme, through supporting on the tight board one side of keeping away from connecting screw on a plurality of groups antislip strip of fixedly connected with, improved the operator and supported the friction between the tight board, made things convenient for the operator to rotate and supported the tight board.
To sum up, the utility model discloses a beneficial technological effect does: the operator can conveniently assemble and disassemble the goggles on the helmet; the friction between an operator and the abutting plate is improved, and the operator can conveniently rotate the abutting plate; the installation space of the abutting plate is reduced; the operator can conveniently connect the goggles to the convex ring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in figure 1, for the utility model discloses a convenient helmet, including helmet body 1, rotate on the helmet body 1 lateral wall and be connected with a goggles 2.
As shown in fig. 1 and fig. 2, a connection mechanism 3 is arranged between a visor 2 and a helmet body 1, the connection mechanism 3 comprises a connection nut 4, a connection hole 5, a connection screw 6, a tightening plate 7 and a limiting part 8, the connection nut 4 is fixedly connected to two sides of the helmet body 1, the connection hole 5 is formed in two ends of the visor 2, one end of the connection screw 6 is in threaded connection with the connection nut 4, the connection screw 6 is in sliding connection with the connection hole 5, the tightening plate 7 is fixedly connected to one end of the connection screw 6, one side of the tightening plate 7 is in butt connection with outer walls at two ends of the visor 2, the limiting part 8 is arranged between the outer walls of the visor 2 and the helmet body 1, and the limiting part 8 is used for limiting the.
As shown in fig. 1 and fig. 2, the limiting part 8 includes a mounting ring 9, a limiting rod 10 and a limiting groove 11, the mounting ring 9 is installed on the outer wall of the helmet body 1, the mounting ring 9 and the coupling nut 4 are coaxially arranged, the limiting rod 10 is fixedly connected on one side of the mounting ring 9 away from the helmet body 1, two sets of limiting rods 10 are fixedly connected on the mounting ring 9, two sets of limiting rods 10 are centrosymmetric, the limiting groove 11 is arranged at two ends of the goggles 2, the limiting groove 11 is in an arc shape, two sets of limiting grooves 11 are arranged at each end of the goggles 2, the limiting groove 11 corresponds to the limiting rod 10, and the limiting rod 10 is slidably connected in the limiting groove 11.
As shown in fig. 1 and 2, in order to facilitate the positioning of the goggles 2 by the operator, a limiting block 12 is fixedly connected to the inner wall of one side of each of the two ends of the limiting groove 11, the inner walls of the limiting blocks 12 and the limiting groove 11 are smoothly arranged, and the distance between each of the limiting blocks 12 and one end of the limiting groove 11 is the diameter of the limiting rod 10.
As shown in fig. 1 and fig. 2, in order to facilitate installation of the mounting ring 9, a mounting groove 13 has been opened on the outer wall of the helmet body 1, the connecting bolt is fixedly connected to the inner wall of the mounting groove 13, the connecting nut 4 and the mounting groove 13 are coaxially disposed, a mounting block 14 is fixedly connected to one side of the mounting ring 9 close to the connecting nut 4, a through hole has been opened on the mounting block 14, the inner wall of the through hole is aligned to the inner wall of the mounting ring 9, the mounting block 14 is installed in the mounting groove 13, two sets of insertion rods 15 are fixedly connected to one side of the mounting ring 9 close to the helmet body 1, the two sets of insertion rods 15 and the limiting rod 10 are coaxially disposed, two sets of slots 16 have been opened on the side walls of the two sides.
As shown in fig. 1 and 2, in order to facilitate the rotation of the goggles 2, a convex ring 17 is fixedly connected to one side of the mounting ring 9 away from the helmet body 1, the convex ring 17 and the connecting nut 4 are coaxially arranged, and the abutting plate 7 abuts against the surface of the convex block.
As shown in fig. 1 and 2, in order to facilitate the operator to clip the goggles 2 on the mounting ring 9, the convex ring 17 is smoothly arranged on the side away from the mounting ring 9.
As shown in fig. 1 and 2, in order to facilitate the rotation of the goggles 2, the outer walls of the two ends of the goggles 2 are respectively provided with a ring groove 19, the fastening plate 7 is located in the ring grooves 19, and a cavity is formed between the fastening plate 7 and the goggles 2.
As shown in fig. 1 and 2, in order to facilitate the rotation of the tightening plate 7 by the operator, a plurality of sets of anti-slip strips 20 are fixedly connected to one side of the tightening plate 7 away from the connecting screw 6.
The implementation principle of the embodiment is as follows: inlay the mounting ring 9 and establish in mounting groove 13, peg graft in the jack with inserted bar 15, with the connecting hole 5 joint of goggles 2 on bulge loop 17, with gag lever post 10 sliding connection in spacing groove 11, with connecting screw 6 threaded connection in coupling nut 4, will support tight board 7 and inlay and establish in annular 19.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.