Fastener with strong fastening performance
Technical Field
The utility model relates to a machine part technical field especially relates to a fastener that fastening performance is strong.
Background
The mechanical parts, also called mechanical elements, are non-detachable single parts forming machines and machines, which are basic units of the machines, and the mechanical parts as a subject specifically comprise: 1. the connection of parts, such as thread connection, wedge connection, pin connection, key connection, spline connection, interference fit connection, elastic ring connection, riveting, welding, gluing and the like, 2, mechanical transmission such as belt transmission, friction wheel transmission, key transmission, harmonic transmission, gear transmission, rope transmission, spiral transmission and the like for transmitting motion and energy, and corresponding shafting parts such as transmission shafts, couplings, clutches and brakes, 3, parts with supporting function, such as bearings, boxes, bases and the like, 4, lubricating systems and seals with lubricating function, 5, springs and other parts, and in the related technology, discloses a fastener with strong fastening performance, which comprises a screw rod and a nut, wherein the screw rod comprises a first screw rod and a second screw rod, the second screw rod is fixedly arranged at the tail end of the first screw rod, the nut is arranged at the top end of the first screw rod, all be provided with the screw thread on first screw rod and the second screw rod, the outer adhesion of first screw rod upper portion screw thread elastic ring, first screw rod bottom is provided with a through-hole, the nut upper surface is provided with the cross recess, nut, first screw rod and second screw rod surface all coat has one deck anti-oxidation coating, can improve traditional fastener, separates along with the vibration of machine work time easily, influences production, and the person still can cause the problem of major accident.
However, the above-mentioned techniques have disadvantages that the screw cap slips during the twisting of the thread, the fixing effect is deteriorated after the slip, and the screw rod after the slip is not easily taken out, which brings about a certain difficulty to the constructor.
Therefore, it is necessary to provide a new fastener with strong fastening performance to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a convenient to use, the installation of being convenient for and dismantlement, the simple convenient fastener of fastening performance that the operation is got up is strong.
For solving the technical problem, the utility model provides a fastener that fastening performance is strong includes: a cylindrical connecting rod; the hexagonal torsion groove is formed in the top end of the cylindrical connecting rod; the hexagonal torsion block is sleeved on the cylindrical connecting rod in a sliding manner; the fixed connecting pipe is fixedly arranged at the bottom of the hexagonal torsion block and is in sliding connection with the cylindrical connecting rod; the first round connecting through hole is formed in the cylindrical connecting rod; the driven bolt is installed in the first circular connecting through hole in a threaded mode, and the fixed connecting pipe is fixedly connected with the cylindrical connecting rod through the driven bolt; and the round connecting through hole II is formed in the top of the hexagonal torsion block and is in sliding connection with the cylindrical connecting rod.
Preferably, an inner thread is formed on the inner wall of the first circular connecting through hole, an outer thread is formed on the driven bolt, and the first circular connecting through hole is in threaded connection with the driven bolt.
Preferably, cylindrical connecting rod, hexagonal type piece of turning round and fixed type connecting pipe are the stainless steel material preparation and form.
Preferably, the depth of the hexagonal torsion groove ranges from 5cm to 10 cm.
Preferably, two circular connecting through holes III are formed in the fixed connecting pipe, and the circular connecting through holes III are connected with the driven bolt in a sliding mode.
Preferably, the diameter range of the cylindrical connecting rod is 6cm to 12cm, and the cylindrical connecting rod is provided with an external thread.
Compared with the prior art, the utility model provides a fastener that fastening performance is strong has following beneficial effect:
the utility model provides a fastener that fastening performance is strong turns round piece, the hexagonal type through the hexagonal type and turns round under groove, fixed type connecting pipe and the driven type bolt mutually supported, can simply effectually install fixedly to cylindrical connecting rod, when the smooth silk appears, does adopt another kind of mode to dismantle it or fix, convenient to use person operates.
Drawings
Fig. 1 is a schematic front sectional view of a fastener with strong fastening performance according to a preferred embodiment of the present invention;
fig. 2 is a schematic top view of the present invention.
Reference numbers in the figures: 1. the connecting rod comprises a cylindrical connecting rod, 2 hexagonal torsion grooves, 3 hexagonal torsion blocks, 4 fixed connecting pipes, 5 circular connecting through holes I and 6 driven bolts, 7 circular connecting through holes II and 8 circular connecting through holes III.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1 and fig. 2 in combination, wherein fig. 1 is a schematic front sectional view illustrating a preferred embodiment of a fastener with strong fastening performance according to the present invention; fig. 2 is a schematic top view of the present invention. The fastener with strong fastening performance comprises: a cylindrical connecting rod 1; the hexagonal torsion groove 2 is formed in the top end of the cylindrical connecting rod 1; the hexagonal twisting block 3 is sleeved on the cylindrical connecting rod 1 in a sliding manner; the fixed connecting pipe 4 is fixedly arranged at the bottom of the hexagonal torsion block 3, and the fixed connecting pipe 4 is in sliding connection with the cylindrical connecting rod 1; the round connecting through hole I5 is formed in the cylindrical connecting rod 1, and the round connecting through hole I5 is formed in the cylindrical connecting rod 1; the driven bolt 6 is installed in the circular connecting through hole I5 in a threaded mode, and the fixed connecting pipe 4 is fixedly connected with the cylindrical connecting rod 1 through the driven bolt 6; the round connecting through hole II 7 is formed in the top of the hexagonal torsion block 3, and the round connecting through hole II 7 is in sliding connection with the cylindrical connecting rod 1.
An internal thread is formed in the inner wall of the circular connecting through hole I5, an external thread is formed in the driven bolt 6, and the circular connecting through hole I5 is in threaded connection with the driven bolt 6.
Cylindrical connecting rod 1, hexagonal type are turned round piece 3 and fixed type connecting pipe 4 and are the stainless steel material preparation and form.
The depth value range of the hexagonal torsion groove 2 is 5cm to 10 cm.
Two circular connecting through holes III 8 are formed in the fixed connecting pipe 4, and the circular connecting through holes III 8 are connected with the driven type bolt 6 in a sliding mode.
The diameter range of the cylindrical connecting rod 1 is 6 cm-12 cm, and external threads are formed in the cylindrical connecting rod 1.
The utility model provides a fastener that fastening performance is strong's theory of operation as follows:
firstly, the cylindrical connecting rod 1 is placed on the work, and then the hexagonal-changing type twisting block 3 is sleeved on the cylindrical connecting rod 1;
meanwhile, the fixed connecting pipe 4 is sleeved on the cylindrical connecting rod 1, then the driven bolt 6 is used for fixing the cylindrical connecting rod 1 and the fixed connecting pipe 4, then the adjustable wrench is used for sleeving the hexagonal twisting block 3, and the hexagonal twisting block 3 drives the cylindrical connecting rod 1 to rotate by rotating the hexagonal twisting block 3;
will cylindrical connecting rod 1 is fixed on needs mechanical equipment, if when smooth silk appears during the installation, when can not dismantle it, uses hexagonal spanner, stretches into it in hexagonal twists reverse groove 2, dismantles it through rotating to accomplish this use work of mounting.
Compared with the prior art, the utility model provides a fastener that fastening performance is strong has following beneficial effect:
the utility model provides a fastener that fastening performance is strong turns round piece 3, the hexagonal type through the hexagonal type and turns round under groove 2, fixed type connecting pipe 4 and the driven type bolt 6 mutually supports, can install simply effectually to cylindrical connecting rod 1 fixed, when the smooth silk appears, does adopt another mode to dismantle it get off or fix, convenient to use person operates.
It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the technology of this design principle, the settings of the power mechanism, the power supply system, the control system, etc. of the device are not completely described, and the details of the power mechanism, the power supply system, and the control system can be clearly known on the premise that those skilled in the art understand the principle of the present invention.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.