Strong-stability special-shaped double-screw assembly for mechanical configuration
Technical Field
The invention relates to the technical field of mechanical configuration, in particular to a high-stability special-shaped double-screw assembly for mechanical configuration.
Background
Screw: the head and the screw rod form a fastener, the fastener can be divided into three types according to purposes, namely a machine screw, a set screw and a special purpose screw, and can directly fix equipment.
Disclosure of Invention
In order to solve the existing problems, the invention provides a special-shaped double-screw assembly with strong stability for mechanical configuration.
The invention is realized by the following technical scheme:
a high-stability special-shaped double-screw assembly for mechanical configuration comprises a polygonal barrel, wherein the cross section of the polygonal barrel is a regular polygon, the polygonal barrel is formed by fixing two half barrel bodies, a bearing is fixedly embedded in the inner top surface of the polygonal barrel, a first T-shaped rotating block is fixedly connected with the inner ring of the bearing, a disk is arranged in the polygonal barrel in a fitting and rotating manner, the bottom surface of the disk and the bottom surface of the polygonal barrel are positioned on the same plane, a first sealing ring is fixedly embedded in the outer wall of the disk through glue, the outer wall of the first sealing ring is fitted with the inner wall of the polygonal barrel, the cross section of the first T-shaped rotating block is circular, the bottom surface of the first T-shaped rotating block is fixedly connected with the top surface of the disk, a dovetail groove is annularly formed in the inner top surface of the polygonal barrel, two dovetail blocks are symmetrically fitted and slidably in the dovetail groove, and barrel bodies are fitted on the bottom surfaces of the dovetail blocks, the outer cross section of the barrel body is a regular polygon, the inner cross section of the barrel body is circular, a circular ring is fixedly sleeved on the outer wall of the barrel body, the bottom surface of the circular ring is a frosted surface, the top surface of the circular ring is attached to the inner top surface of the polygonal barrel, a screw rod is fixedly connected to the bottom surface of the barrel body, the bottom end of the screw rod is conical, penetrates out of the polygonal barrel and penetrates through a disc, the screw rod is rotatably connected with the disc, a second T-shaped rotating block is rotatably attached to the barrel body, the cross section of the second T-shaped rotating block is circular, the top end of the second T-shaped rotating block penetrates out of the barrel body and is fixedly connected with the bottom surface of the dovetail block, the second T-shaped rotating block is rotatably connected with the barrel body, a spring is sleeved on the second T-shaped rotating block, the spring is arranged in the barrel body, the bottom surface of the second T-shaped rotating block is attached to the top surface of the screw rod, the spring is a compression spring, and a second sealing ring is sleeved on the screw rod in a fitting and rotating manner, the second sealing ring passes through the fixed embedding of glue at the disc top surface, the laminating of staving outer wall has the ring gear, the laminating of bottom surface in ring gear bottom surface and the polygon bucket, ring gear in polygon bucket inside wall fixedly connected with, interior ring gear meshes with two ring gears respectively, fixed the cover has the sleeve on the rotatory piece of first T shape, the sleeve cross-section is the I-shaped, ring gear one end is inserted in the sleeve, ring gear top surface and bottom surface all laminate with the sleeve surface.
Preferably, the barrel body is made of alloy steel materials.
Preferably, the wall thickness of the disc is 3mm to 5 mm.
Compared with the prior art, the invention has the beneficial effects that: this device simple structure, the function is various, therefore, the clothes hanger is strong in practicability, through setting up the bearing, the rotatory piece of first T shape, the disc, first sealing ring, the dovetail piece, the staving, the ring, the rotatory piece of second T shape, a spring, the second sealing ring, the ring gear, interior ring gear and sleeve can realize that two screws carry out brake operation to interior ring gear top surface when spacing restriction each other, effectually prevent that the rotatory emergence of polygon bucket is not hard up, and the setting of two screws plays the support balance effect when twisting, the askew phenomenon of effectual preventing screw rod emergence twisting, two screws are twisted simultaneously and are increased the screw surface area to equipment inside, be convenient for twist, twist process labour saving and time saving, improve equipment safety can, indirectly improve factor of safety, satisfy the user demand.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a front view of the structure of the present invention;
FIG. 3 is a top view of the structure of the present invention;
fig. 4 is a schematic diagram of the operation of the structure of the present invention.
In the figure: the device comprises a polygonal barrel 1, a bearing 2, a first T-shaped rotating block 3, a disc 4, a first sealing ring 5, a dovetail block 6, a barrel body 7, a circular ring 8, a screw rod 9, a second T-shaped rotating block 10, a spring 11, a second sealing ring 12, a toothed ring 13, an inner toothed ring 14, a sleeve 15 and a dovetail groove 1-1.
Detailed Description
The invention is described in further detail below with reference to the following detailed description and accompanying drawings:
as shown in fig. 1, 2, 3 and 4, a high stability special-shaped double screw assembly for mechanical configuration comprises a polygonal barrel 1, wherein the cross section of the polygonal barrel 1 is a regular polygon, the polygonal barrel 1 is formed by fixing two half barrels, a bearing 2 is fixedly embedded in the top surface of the polygonal barrel 1, a first T-shaped rotating block 3 is fixedly connected to the inner ring of the bearing 2, a disc 4 is rotatably attached to the inside of the polygonal barrel 1, the bottom surface of the disc 4 and the bottom surface of the polygonal barrel 1 are positioned on the same plane, a first sealing ring 5 is fixedly embedded in the outer wall of the disc 4 through glue, the outer wall of the first sealing ring 5 is attached to the inner wall of the polygonal barrel 1, the cross section of the first T-shaped rotating block 3 is circular, the bottom surface of the first T-shaped rotating block 3 is fixedly connected to the top surface of the disc 4, a dovetail groove 1-1 is annularly formed in the top surface of the polygonal barrel 1, the dovetail groove 1-1 is internally symmetrically provided with two dovetail blocks 6 in a laminating and sliding manner, the bottom surface of each dovetail block 6 is provided with a barrel body 7 in a laminating manner, the outer cross section of each barrel body 7 is a regular polygon, the inner cross section of each barrel body 7 is a circle, the outer wall of each barrel body 7 is fixedly sleeved with a ring 8, the bottom surface of each ring 8 is a frosted surface, the top surface of each ring 8 is laminated with the inner top surface of each polygon barrel 1, the bottom surface of each barrel body 7 is fixedly connected with a screw rod 9, the bottom end of each screw rod 9 is conical, the bottom end of each screw rod 9 penetrates through each polygon barrel 1 and penetrates through each disc 4, each screw rod 9 is rotatably connected with each disc 4, a second T-shaped rotating block 10 is arranged in the barrel body 7 in a laminating and rotating manner, the cross section of each second T-shaped rotating block 10 is circular, the top end of each second T-shaped rotating block 10 penetrates through the barrel body 7 to be fixedly connected with the bottom surface of each dovetail block 6, and each second T-shaped rotating block 10 is rotatably connected with the barrel body 7, the cover has spring 11 on the rotatory piece 10 of second T shape, spring 11 sets up in staving 7, the rotatory piece 10 bottom surface of second T shape and the laminating of screw rod 9 top surface, spring 11 is compression spring, the rotatory cover of laminating has second sealing ring 12 on the screw rod 9, second sealing ring 12 passes through the fixed embedding of glue at disc 4 top surface, the laminating sliding sleeve of staving 7 outer wall has ring gear 13, the laminating of ring gear 13 bottom surface and 1 interior bottom surface of polygon bucket, ring gear 14 in the 1 inside wall fixedly connected with of polygon bucket, interior ring gear 14 meshes with two ring gears 13 respectively, fixed cover has sleeve 15 on the rotatory piece 3 of first T shape, sleeve 15 cross-section is the I-shaped, ring gear 13 one end is inserted in sleeve 15, ring gear 13 top surface and bottom surface all laminate with sleeve 15 surface.
The barrel body 7 is made of alloy steel materials.
The wall thickness of the disc 4 is 3mm-5 mm.
The working principle is as follows: when the equipment needs to be connected and fixed by screws, the device replaces the traditional screws for fixing, the bottom ends of two screw rods 9 of the device are attached to the surface of the equipment, then the polygonal barrel 1 is screwed by a screwdriver or a spanner, the polygonal barrel 1 drives the inner toothed ring 14 to rotate, the inner toothed ring 14 drives the toothed ring 13 to rotate, the toothed ring 13 drives the barrel body 7 to rotate, the two barrel bodies 7 respectively drive the two screw rods 9 to synchronously rotate, the screw rods 9 are gradually screwed into the equipment, the screw rods 9 drive the springs 11 to move, the springs 11 drive the second T-shaped rotating blocks 10 to move, the second T-shaped rotating blocks 10 drive the dovetail blocks 6 to move, the dovetail blocks 6 drive the polygonal barrel 1 to move, the polygonal barrel 1 can not move after being gradually moved and attached to the surface of the equipment, the polygonal barrel 1 is continuously screwed, the polygonal barrel 1 continuously indirectly drives the screw rods 9 to rotate and screw into the equipment, the screw 9 drives the barrel body 7 to move and extrude the spring 11, the barrel body 7 drives the circular ring 8 to move and gradually fit with the top surface of the inner toothed ring 14 and extrude the inner toothed ring 14, the brake operation on the inner toothed ring 14 is effectively carried out, as shown in figure 4, the inner toothed ring 14 is prevented from rotating, the inner toothed ring 14 is fixed with the polygonal barrel 1, so that the polygonal barrel 1 is indirectly prevented from rotating, the spring 11 which receives the extrusion has a thrust on the surface of the second T-shaped rotating block 10, the second T-shaped rotating block 10 is fixed with the dovetail block 6, the dovetail block 6 is arranged in the polygonal barrel 1, so that the surface of the polygonal barrel 1 is tightly attached to the surface of equipment, the polygonal barrel 1 is prevented from loosening, the inner toothed ring 14 is respectively meshed with the two toothed rings 13, so that the two screw rods 9 can synchronously rotate, the two screw rods 9 can only synchronously rotate, and the mutual limitation between the two screw rods 9 is effectively realized, effectual screw rod 9 that prevents takes place not hard up, and first sealing ring 5 and second sealing ring 12 set up the effectual sealed effect that plays, and the rotatory piece of first T shape 3 sets up with the cooperation of sleeve 15 and plays the spacing guide effect to ring gear 13, and the effectual slip that takes place that prevents ring gear 13, and the setting of spring 11 plays the reset action.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.