CN217328045U - Novel fastening anti-loosening screw - Google Patents

Abstract

The utility model relates to a novel fastening anti-loose screw, which comprises a screw body, wherein a nut is fixedly arranged at the top of the screw body, a through groove is arranged at the inner side of the screw body, and a fastening mechanism is arranged inside the through groove; tightly decide the mechanism and include four tightly decide the subassembly, tightly decide the subassembly and include the cardboard, the cardboard locate lead to the inslot side and with lead to inslot side sliding connection, cardboard and logical groove looks lock, cardboard one side is equipped with the push pedal, push pedal one side fixedly connected with is three tightly decide the inserted bar, and is three tightly decide inserted bar one end and all seted up the slot, it is three tightly decide the inserted bar and all run through the cardboard, two springs of push pedal one side fixedly connected with, two recesses have been seted up to cardboard one side, two the spring other end respectively with two recess inside wall fixed connection. The utility model relates to a screw technical field. The utility model discloses avoid the screw pine to take off, strengthen the fastening nature of equipment, improve the security that equipment used.

Description

Novel set check screw

Technical Field

The utility model belongs to the technical field of the screw technique and specifically relates to a novel tight set check screw is related to.

Background

Screws are a common fastener and are widely used in machinery, electrical appliances and buildings. The screw is a tool for fastening all parts step by utilizing the physical and mathematical principles of the inclined plane circular rotation and the friction force of an object, is the most common fastener, is widely applied to various industries, and generally comprises a screw cap and a screw rod which are mostly made of metal materials.

The fixed mode of spare part in the current product is mostly through the fix with screw, but along with transportation and continuous use in-process, the phenomenon that the position of fix with screw generally has the pine gradually and takes off leads to the screw to drop, and the plot can lead to the emergence of accident seriously.

SUMMERY OF THE UTILITY MODEL

According to the deficiency that prior art exists, the utility model aims at providing a novel tight set check screw has the effect that prevents the screw pine gradually and take off.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a novel fastening anti-loosening screw comprises a screw body, wherein a nut is fixedly arranged at the top of the screw body, a through groove is formed in the inner side of the screw body, and a fastening mechanism is arranged in the through groove;

tightly decide the mechanism and include four tightly decide the subassembly, tightly decide the subassembly and include the cardboard, the cardboard is located logical inslot side and with logical inslot side sliding connection, cardboard and logical groove phase lock, cardboard one side is equipped with the push pedal, three tightly decide inserted bar, three of push pedal one side fixedly connected with tightly decide inserted bar, it is three tightly decide inserted bar one end and all seted up the slot, it is three tightly decide the inserted bar and all run through the cardboard, two springs of push pedal one side fixedly connected with, two recesses have been seted up to cardboard one side, two the spring other end respectively with two recess inside wall fixed connection.

Through adopting the above technical scheme, the push pedal removes and promotes tight inserted bar and removes, tight inserted bar removes and runs through the through-hole messenger, the screw thread that will agree with after the slot stretches out blocks, prevent that the screw body is not hard up to drop, screw thread post and thread groove are screwed up with the cross screwdriver simultaneously, tight pin post is pushing away the push pedal all the time like this, spring compression is in the recess simultaneously, tight pin post dismantles the back, the spring rebounds, it is internal to make the spring drive push pedal remove the push pedal and drive tight inserted bar and slot immigration screw, alright make things convenient for the screw body to dismantle, make things convenient for equipment maintenance.

The present invention may be further configured in a preferred embodiment as: the push pedal one side is fixed and is equipped with the connection base, connection base one side is equipped with the connecting plate, the connection base passes through pivot swing joint with connecting plate one end, the connecting plate other end is equipped with unable adjustment base, the connecting plate other end passes through pivot swing joint with unable adjustment base, unable adjustment base one side fixedly connected with slider.

Through adopting above-mentioned technical scheme, will tightly decide the round pin post and insert logical inslot, tightly decide round pin post and connecting plate contact and promote the connecting plate and rotate around unable adjustment base.

The present invention may be further configured in a preferred embodiment as: the cardboard has seted up the spout on one side, inside slider one end extended into the spout, slider and spout sliding connection.

Through adopting above-mentioned technical scheme, unable adjustment base drives the slider and slides in the spout, makes tight setting pin post promote the push pedal and removes.

The present invention may be further configured in a preferred embodiment as: a plurality of through holes are formed in the outer side of the screw body.

Through adopting above-mentioned technical scheme, the through-hole is convenient tightly decides the inserted bar and shifts out.

The present invention may be further configured in a preferred embodiment as: the top of the nut is provided with a thread groove.

Through adopting above-mentioned technical scheme, the convenient tight subassembly of deciding of thread groove gets into.

The present invention may be further configured in a preferred embodiment as: the nut one side is equipped with tightly decides the round pin post, tightly decide round pin post run through the thread groove and extend into logical inslot portion, tightly decide round pin post top fixedly connected with screw thread post, the cross recess has been seted up to screw thread post one side.

Through adopting above-mentioned technical scheme, tightly decide the round pin post and can promote the push pedal and remove, start the effect that supports the push pedal simultaneously.

The present invention may be further configured in a preferred embodiment as: the threaded column is connected with the inner side of the threaded groove through threads.

Through adopting above-mentioned technical scheme, the screw thread post is fixed with the thread groove, makes tight fixed round pin post support the push pedal, and it is internal to make tight inserted bar can not retract the screw.

To sum up, the utility model discloses a following at least one kind of useful technological effect:

the push pedal through tight setting mechanism removes and promotes tight setting inserted bar and removes, and tight setting inserted bar removes and runs through the through-hole messenger, and the slot stretches out the back and blocks the screw thread that agrees with, prevents that the screw body is not hard up to drop, and the screw post passes through the thread tightening back with the thread groove simultaneously, makes tight setting pin post support the push pedal, and it is internal that the messenger tightly decides the inserted bar can not retract the screw, avoids the screw pine to take off, strengthens the fastening of equipment, the security that improve equipment used.

Drawings

Fig. 1 is a schematic view of the overall structure of the present embodiment.

Fig. 2 is a schematic view of a half-section of the screw body of fig. 1.

Fig. 3 is a top perspective view of the screw body.

Fig. 4 is a perspective view of the locking pin.

Fig. 5 is an enlarged view at a in fig. 2.

In the figure, a screw body 1, a screw cap 2, a thread groove 3, a tightening pin column 4, a thread column 5, a cross groove 6, a through hole 7, a through groove 8, a clamping plate 9, a sliding groove 10, a sliding block 11, a connecting plate 12, a connecting base 13, a tightening inserted bar 14, a slot 15, a fixed base 16, a groove 17, a spring 18 and a push plate 19.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

referring to fig. 1-5, the utility model discloses a novel fastening anti-loose screw, which comprises a screw body 1, wherein a screw cap 2 is fixedly arranged at the top of the screw body 1, a through groove 8 is arranged at the inner side of the screw body 1, and a fastening mechanism is arranged inside the through groove 8;

tightly decide the mechanism and include four tightly decide the subassembly, tightly decide the subassembly and include cardboard 9, cardboard 9 locate lead to the groove 8 inboard and with lead to 8 inboard sliding connection, cardboard 9 with lead to 8 looks locks, cardboard 9 one side is equipped with push pedal 19, push pedal 19 one side fixedly connected with is three tightly decides inserted bar 14, three tightly decide 14 one end of inserted bar and all seted up slot 15, it is three tightly decide inserted bar 14 and all run through cardboard 9, two springs 18 of 19 one side fixedly connected with of push pedal, two recesses 17 have been seted up to cardboard 9 one side, two the spring 18 other end respectively with two recess 17 inside wall fixed connection.

Further, push pedal 19 one side is fixed to be equipped with and connects base 13, it is equipped with connecting plate 12 to connect base 13 one side, connect base 13 and connecting plate 12 one end through pivot swing joint, the connecting plate 12 other end is equipped with unable adjustment base 16, the connecting plate 12 other end and unable adjustment base 16 are through pivot swing joint, unable adjustment base 16 one side fixedly connected with slider 11.

Furthermore, a sliding groove 10 is formed in one side of the clamping plate 9, one end of the sliding block 11 extends into the sliding groove 10, and the sliding block 11 is connected with the sliding groove 10 in a sliding mode.

Further, a plurality of through holes 7 are formed in the outer side of the screw body 1.

Further, the top of the nut 2 is provided with a thread groove 3.

Further, 2 one sides of nut are equipped with tightly decides round pin post 4, tightly decide round pin post 4 runs through thread groove 3 and extends into logical inslot 8 inside, 4 top fixedly connected with screw thread posts 5 of tightly deciding round pin post, cross recess 6 has been seted up to screw thread post 5 one side.

Further, the threaded column 5 is connected with the inner side of the threaded groove 3 through threads.

The implementation principle of the above embodiment is as follows: the wrench is rotated to drive the nut 2 to rotate, the nut 2 rotates and drives the screw body 1 to rotate, the screw body 1 is screwed, after screwing, four fastening components are inserted into the through groove 8 and clamped, the fastening pin 4 is inserted into the through groove 8, the fastening pin 4 is contacted with the connecting plate 12 and pushes the connecting plate 12 to rotate around the fixed base 16, the fixed base 16 drives the sliding block 11 to slide in the sliding groove 10, the fastening pin 4 pushes the push plate 19 to move, the push plate 19 moves and pushes the fastening inserted rod 14 to move, the fastening inserted rod 14 moves and penetrates through the through hole 7, after the slot 15 extends out, the matched thread is clamped, the screw body 1 is prevented from loosening and falling off, the threaded post 5 and the threaded groove 3 are screwed by using a cross screwdriver, so that the fastening pin 4 always pushes the push plate 19, the spring 18 is compressed in the groove 17, after the fastening pin 4 is disassembled, the spring 18 rebounds, the spring 18 drives the push plate 19 to move the push plate 19 to drive the fastening insertion rod 14 and the insertion groove 15 to move into the screw body 1, so that the screw body 1 can be conveniently detached, and equipment maintenance is facilitated.

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.

Claims (7)

1. The utility model provides a novel set locking screw, includes screw body (1), its characterized in that: the top of the screw body (1) is fixedly provided with a screw cap (2), the inner side of the screw body (1) is provided with a through groove (8), and a fastening mechanism is arranged inside the through groove (8);

tightly decide the mechanism and include four tightly decide the subassembly, tightly decide the subassembly and include cardboard (9), cardboard (9) locate logical groove (8) inboard and with lead to groove (8) inboard sliding connection, cardboard (9) with lead to groove (8) looks lock, cardboard (9) one side is equipped with push pedal (19), three tight inserted bar (14), three of push pedal (19) one side fixedly connected with tightly decide inserted bar (14), three tightly decide inserted bar (14) one end and all seted up slot (15), it is three tightly decide inserted bar (14) and all run through cardboard (9), two springs (18) of push pedal (19) one side fixedly connected with, two recess (17), two have been seted up to cardboard (9) one side spring (18) the other end respectively with two recess (17) inside wall fixed connection.

2. The novel set anti-loose screw of claim 1, characterized in that: push pedal (19) one side is fixed to be equipped with and connects base (13), it is equipped with connecting plate (12) to connect base (13) one side, connect base (13) and connecting plate (12) one end through pivot swing joint, the connecting plate (12) other end is equipped with unable adjustment base (16), the connecting plate (12) other end and unable adjustment base (16) are through pivot swing joint, unable adjustment base (16) one side fixedly connected with slider (11).

3. The novel set anti-loose screw of claim 2, characterized in that: a sliding groove (10) is formed in one side of the clamping plate (9), one end of the sliding block (11) extends into the sliding groove (10), and the sliding block (11) is connected with the sliding groove (10) in a sliding mode.

4. The novel set anti-loose screw of claim 1, characterized in that: a plurality of through holes (7) are formed in the outer side of the screw body (1).

5. The novel set anti-loose screw of claim 1, characterized in that: the top of the nut (2) is provided with a thread groove (3).

6. The novel set anti-loose screw of claim 5, characterized in that: nut (2) one side is equipped with tightly decides round pin post (4), tightly decide round pin post (4) run through thread groove (3) and extend into inside leading to groove (8), tightly decide round pin post (4) top fixedly connected with screw post (5), cross recess (6) have been seted up to screw post (5) one side.

7. The novel set anti-loose screw of claim 6, characterized in that: the threaded column (5) is connected with the inner side of the threaded groove (3) through threads.

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