Bolt convenient to fasten and disassembleTechnical Field
The utility model relates to a fastener field specifically is a bolt is convenient for fasten and dismantle.
Background
The fastener is a workpiece for connecting and fixing two objects, wherein the most common fastener is a bolt, the bolt is various in types and wide in use, and great convenience is provided for life and work of people.
The existing bolt is mostly connected with the mounting hole through threads through a single thread, the fastening connection effect is achieved, and the fastening performance is not enough, so that technical personnel in the field provide the bolt convenient to fasten and disassemble to solve the problem of the background technology.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a be convenient for fastening and dismantlement bolt to propose among the above-mentioned background art that current bolt carries out threaded connection mostly through between single screw thread and mounting hole, reach the effect of fastening connection, there is certain not enough problem in the fastening nature.
In order to achieve the above object, the utility model provides a following technical scheme:
a bolt convenient to fasten and disassemble comprises a nut, wherein a screw is fixedly installed at the bottom of the nut, a connector is fixedly installed at the bottom of the screw, a plurality of shifting plates are fixedly installed at the top end of the nut, connecting columns are arranged at one side, close to each other, of the plurality of shifting plates, slots are formed in the nut corresponding to the connecting columns, the connecting columns are inserted in the slots, limiting rods are fixedly installed at the outer sides of the connecting columns, a plurality of limiting rods are arranged, limiting grooves are formed in the top of the nut corresponding to the plurality of limiting rods, the limiting rods are clamped in the limiting grooves, a first installation groove is formed in the screw, a limiting plate is connected in the first installation groove in a sliding mode, a connecting rod is fixedly installed at the bottom end of the connecting column, the bottom end of the connecting rod extends into the first installation groove and is fixedly installed on the limiting plate, the bottom of the limiting plate is fixedly provided with a top rod, the outer side of the top rod is sleeved with a return spring, the top end of the return spring is abutted against the limiting plate, the bottom end of the return spring is abutted against the bottom end of the first mounting groove, a locking groove is arranged in the connector, the bottom end of the top rod extends into the locking groove, a plurality of second mounting grooves are arranged in the connector and positioned outside the locking groove, sliding plates are all connected in the second mounting grooves in a sliding manner, pin rods are all fixedly mounted on one sides of the sliding plates close to the locking groove, one sides of the pin rods close to the locking groove extend into the locking groove, locking rods are all fixedly mounted on one sides of the sliding plates far away from the pin rods, one sides of the locking rods far away from the sliding plates extend out of the connector, and locking springs are all sleeved on the locking rods, and the locking springs are fixedly arranged on the sliding plate, and the locking springs are fixedly arranged on the inner wall of the second mounting groove.
As a further aspect of the present invention: it is a plurality of dial the board and be cross setting on the nut, be convenient for the finger through this kind of design and dial the board and make this kind of bolt rotate, be favorable to the installation of this kind of bolt to dismantle the use.
As a further aspect of the present invention: it is a plurality of the spacing groove with dial crisscross setting each other between the board, and a plurality of the spacing inslot sets up to fan-shaped, makes a plurality of gag lever posts peg graft the spacing inslot through this design and to left rotation, the spacing groove can form spacing indentation to the gag lever post, is favorable to the use of this kind of bolt.
As a further aspect of the present invention: a plurality of one side that the pin pole is close to the locking groove all is provided with the inclined plane, makes the ejector pin plug-in to the locking inslot through the inclined plane, and a plurality of pin poles can contract in the second mounting groove to it is fixed with offsetting between the inner wall of mounting hole outside extending the connector to one side that makes a plurality of locking arms keep away from the slide, thereby further improves the fastening nature of this kind of bolt.
As a further aspect of the present invention: the bottom end of the connector is set to be conical, the connector can be conveniently plugged into the mounting hole through conical design, and the bolt is convenient to mount.
As a further aspect of the present invention: the top fixed mounting of spliced pole has the rotary disk, just the outside of rotary disk is provided with anti-skidding line, is convenient for drive the spliced pole through the rotary disk and rotates, is favorable to the use of this kind of bolt.
Compared with the prior art, the beneficial effects of the utility model are that:
in the utility model, when in use, the connector and the screw rod are inserted into the reserved mounting hole, then the dial plate is stirred towards the right side by fingers, the screw rod can be connected into the mounting hole by rotating threads, then the limiting rods are aligned with the limiting grooves, the rotating disc is pressed downwards, the rotating disc drives the connecting column to press downwards, the connecting column drives the connecting rod to press downwards, the connecting rod drives the limiting plate to press downwards, the limiting plate drives the mandril to press downwards, so that the mandril is inserted into the locking groove, the plurality of pin rods are jacked into the second mounting groove at the outer side of the mandril, the plurality of sliding plates drive the plurality of locking rods to extend out of the connector to abut against the inner wall of the mounting hole, then the rotating disc is rotated, the connecting column drives the limiting rods to be rotationally clamped into the limiting grooves, when in disassembly, the rotating disc is rotated reversely, so that the limiting rods are aligned with the clamping joints on the limiting grooves, at the moment, the return spring drives the limiting plate to return to bounce, in the first mounting groove of ejector pin withdrawal, a plurality of pins lose spacingly, the locking spring return makes a plurality of pins extend to the locking inslot, a plurality of check lock poles all shrink to in the second mounting groove, dial the board and rotate the nut in the use, make the screw rod break away from the mounting hole and can accomplish the dismantlement, this kind of bolt convenient to use, make screw rod threaded connection to the back in the mounting hole through above-mentioned subassembly, it forms the secondary fixed to offset between the inner wall of check lock pole and mounting hole, thereby further improved the fastening nature of this kind of bolt, it makes this kind of bolt also can bare-handed installation use when not having the instrument to dial the board simultaneously through being provided with, the convenience in use of this kind of bolt has further been improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a front view of the present invention;
fig. 3 is a top view of the present invention;
fig. 4 is an enlarged view of a in fig. 1 according to the present invention.
In the figure: 1. a nut; 2. a screw; 3. a connector; 4. a top rod; 5. a return spring; 6. a connecting rod; 7. dialing a plate; 8. rotating the disc; 9. connecting columns; 10. a limiting rod; 11. a limiting groove; 12. a slot; 13. a limiting plate; 14. a first mounting groove; 15. a locking groove; 16. a second mounting groove; 17. a pin rod; 18. a slide plate; 19. a locking spring; 20. a locking lever.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, in the embodiment of the present invention, a bolt for facilitating fastening and detaching includes anut 1, ascrew 2 is fixedly installed at the bottom of thenut 1, aconnector 3 is fixedly installed at the bottom of thescrew 2, a plurality ofpulling plates 7 are fixedly installed at the top of thenut 1, a connecting post 9 is installed at one side of each of the plurality ofpulling plates 7, aslot 12 is installed at a position corresponding to the connecting post 9 on thenut 1, the connecting post 9 is inserted into theslot 12, a plurality of limitingrods 10 are fixedly installed at the outer side of the connecting post 9, the plurality of limitingrods 10 are installed, a plurality of limitinggrooves 11 are installed at positions corresponding to the plurality of limitingrods 10 at the top of thenut 1, thelimiting rods 10 are engaged in thelimiting grooves 11, afirst installation groove 14 is installed in thescrew 2, alimiting plate 13 is slidably connected in thefirst installation groove 14, a connectingrod 6 is fixedly installed at the bottom end of the connecting post 9, the bottom end of the connectingrod 6 extends into thefirst installation groove 14 and is fixedly installed on thelimiting plate 13, the bottom of thelimit plate 13 is fixedly provided with atop rod 4, the outer side of thetop rod 4 is sleeved with areturn spring 5, the top end of thereturn spring 5 abuts against thelimit plate 13, the bottom end of thereturn spring 5 abuts against the bottom end of thefirst mounting groove 14, alocking groove 15 is arranged in theconnector 3, the bottom end of thetop rod 4 extends into thelocking groove 15, a plurality ofsecond mounting grooves 16 are arranged in theconnector 3 and positioned at the outer side of thelocking groove 15, slidingplates 18 are all connected in the plurality ofsecond mounting grooves 16 in a sliding manner,pin rods 17 are all fixedly arranged at one sides of the plurality of slidingplates 18 close to thelocking groove 15, one sides of the plurality ofpin rods 17 close to thelocking groove 15 all extend into thelocking groove 15,locking rods 20 are all fixedly arranged at one sides of the plurality of slidingplates 18 far away from thepin rods 17, one sides of the plurality oflocking rods 20 far away from thesliding plates 18 all extend out of theconnector 3, and lockingsprings 19 are all sleeved on the plurality of thelocking rods 20, one sides of the plurality oflocking springs 19 are all fixedly installed on thesliding plate 18, and one sides of the plurality oflocking springs 19 far away from thesliding plate 18 are all fixedly installed on the inner wall of thesecond installation groove 16.
Wherein, a plurality ofboards 7 of dialling are cross setting onnut 1, are convenient for the finger through this kind of design anddial board 7 and make this kind of bolt rotate, are favorable to the installation of this kind of bolt to be dismantled and use.
Wherein, a plurality ofspacing grooves 11 with dial mutual crisscross setting betweenboard 7, and set up for fan-shaped in a plurality ofspacing grooves 11, make a plurality ofgag lever posts 10 peggraft spacing groove 11 internal left rotation through this design,spacing groove 11 can form spacing indentation to gaglever post 10, is favorable to the use of this kind of bolt.
Wherein, one side that a plurality ofpins 17 are close to lockinggroove 15 all is provided with the inclined plane, and when makingejector pin 4 peg graft inlocking groove 15 through the inclined plane, a plurality ofpins 17 can contract in thesecond mounting groove 16 to it is fixed with offsetting between the inner wall of mounting hole outside extendingconnector 3 to make one side thatslide 18 was kept away from to a plurality ofcheck lock bars 20, thereby further improves the fastening of this kind of bolt.
Wherein, 3 bottoms of connector set up to the toper, are convenient forconnector 3 to peg graft in the mounting hole through conical design, are favorable to the use of this kind of bolt installation.
Wherein, the top fixed mounting of spliced pole 9 hasrotary disk 8, and the outside ofrotary disk 8 is provided with anti-skidding line, is convenient for drive spliced pole 9 throughrotary disk 8 and rotates, is favorable to the use of this kind of bolt.
The utility model discloses a theory of operation is: when in use, theconnector 3 and thescrew rod 2 are firstly inserted into a reserved mounting hole, then thedial plate 7 is shifted towards the right side by fingers, so that thescrew rod 2 can be connected into the mounting hole in a rotating threaded manner, then the plurality of limitingrods 10 are aligned with thelimiting grooves 11, the rotatingdisk 8 is pressed downwards, the rotatingdisk 8 drives the connecting column 9 to press downwards, the connecting column 9 drives the connectingrod 6 to press downwards, the connectingrod 6 drives thelimiting plate 13 to press downwards, thelimiting plate 13 drives theejector rod 4 to press downwards, so that theejector rod 4 is inserted into thelocking groove 15, the plurality ofpin rods 17 are pushed into thesecond mounting groove 16 at the outer side of theejector rod 4, the plurality ofsliding plates 18 drive the plurality oflocking rods 20 to extend out of theconnector 3 to abut against the inner wall of the mounting hole, then the rotatingdisk 8 is rotated, the connecting column 9 drives thelimiting rods 10 to be rotationally clamped into thelimiting grooves 11, when in disassembly, the rotatingdisk 8 is rotated reversely, so that thelimiting rods 10 are aligned with the clamping joints on thelimiting grooves 11, at this moment, thereturn spring 5 drives thelimiting plate 13 return to make the connectingrod 6 bounce, in thefirst mounting groove 14 ofejector pin 4 withdrawal, a plurality ofpin rods 17 lose spacing, 19 resets and make a plurality ofpin rods 17 extend to in thelocking groove 15, a plurality of check lock levers 20 all contract in thesecond mounting groove 16,dial 7rotation nuts 1 of board in the use, makescrew rod 2 break away from the mounting hole and can accomplish the dismantlement, this kind of bolt convenient to use, make 2 threaded connection of screw rod to the back in the mounting hole through above-mentioned subassembly, it is fixed that the counterbalance forms the secondary between the inner wall ofcheck lock lever 20 and mounting hole, thereby the fastening nature of this kind of bolt has further been improved, it also can bare-handed installation use when not having the instrument to make this kind of bolt simultaneously dialboard 7 through being provided with, the convenience in use of this kind of bolt has further been improved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.