CN219119720U - Quick connecting structure of maca chuck - Google Patents

Abstract

The utility model discloses a quick connecting structure of a maca chuck, and belongs to the technical field of hardware rigging; comprising the following steps: u type is tied, base, bolt, the base cover is arranged in on the U type is tied, and the screw channel has been seted up to the base bottom, and the nut groove has been seted up at the base top, has seted up the locked groove in the middle of the base, screw channel and nut groove all communicate with the locked groove, and screw channel and nut groove coaxial, and the bolt passes screw channel and nut groove, the bolt pole portion forms thick knot, and thick knot top sets up thin knot, and thick knot and thin knot's screw thread spiral to opposite, thick knot top inserts in the nut inslot, and lower nut spiro union is arranged in thick knot, and on the last nut spiro union was arranged in thin knot, set up the lockhole on the U type is tied inner wall, utilizes bolt promotion ejector pad horizontal migration to make the lockrod remove in the lockhole, blocks the U type to realize fixedly with the bolt, utilizes last nut and lower nut to fix the bolt, prevents that the bolt from becoming flexible, improves connection stability, convenient to use, easy operation, repeatedly usable.

Description

Quick connecting structure of maca chuck

Technical Field

The utility model relates to a quick connecting structure of a maca chuck, and belongs to the technical field of hardware rigging.

Background

The utility model discloses a quick connecting mechanism of a maca steel clamp for hardware rigging, which mainly comprises a U-shaped bolt, a base and two nuts, belongs to the end fastener of a steel wire rope, and is characterized in that in order to facilitate the quick connection of the maca steel clamp, the existing maca steel clamp is inserted into a groove by utilizing a fixing rod to fix the U-shaped bolt, for example, publication No. CN210978383U discloses a quick connecting mechanism of the maca steel clamp for hardware rigging, which comprises a clamp body, the surface of the clamp body is sheathed with a movable block, the center of the inner cavity of the movable block is provided with a transmission case, the pull rod is pulled upwards by a user, the pull rod moves a compression spring upwards and drives the V-shaped block to move upwards, the V-shaped block moves upwards to be separated from the contact with the fixed block, the fixed block resets inwards to drive the sliding rod to be matched with the sliding groove to move inwards to limit, the fixed block moves inwards to drive the fixed rod to move inwards to be separated from the groove through the guide barrel to be released from fixation, and finally the movable block moves up and down to a required position to be fixed.

Disclosure of Invention

The quick connecting structure of the maca chuck can solve the problem of poor connection stability.

In order to solve the problems, the technical scheme provided by the utility model is as follows: a quick connecting structure of a maca chuck comprises: the U-shaped bolt, the base and the bolt are sleeved on the U-shaped bolt, the bottom of the base is provided with a screw groove, the top of the base is provided with a nut groove, the middle of the base is provided with a lock groove, the screw groove and the nut groove are communicated with each other, the screw groove and the nut groove are coaxial, the bolt penetrates through the screw groove and the nut groove, the bolt rod part forms a thick buckle, the top of the thick buckle is provided with a thin buckle, the screw threads of the thick buckle and the thin buckle are opposite in rotation direction, the top of the thick buckle is inserted in the nut groove, the lower nut is screwed on the thick buckle, the upper nut is screwed on the thin buckle, the inner wall of the U-shaped bolt is provided with a lock hole, the push block is positioned in the lock groove, the push block is connected with a lock rod, the lock rod extends into the lock hole, the bottom of the push block forms an inclined plane, the spring is sleeved on the lock rod, the spring is positioned between the lock groove and the push block, and the push block is attached to the surface of the bolt;

as an improvement, an upper connecting fluted disc is arranged at the bottom of the upper nut, a lower connecting fluted disc is arranged at the top of the lower nut, the diameters of the upper connecting fluted disc and the lower connecting fluted disc are consistent and aligned, and a lock ring is sleeved on the upper connecting fluted disc and the lower connecting fluted disc;

as an improvement, the top of the fine buckle is of a conical structure;

as an improvement, the lock holes are equidistantly arranged;

as an improvement, the lock rod is attached to the inner wall of the lock hole.

The utility model has the beneficial effects that:

1. the bolt is used for pushing the pushing block to move horizontally so that the lock rod moves into the lock hole, the U-shaped bolt is clamped and fixed, and quick connection is realized;

2. the bolts are fixed by using the upper nuts and the lower nuts, so that the loosening of the bolts is prevented, and the connection stability is improved;

3. convenient to use, easy to operate, repeatedly usable.

Drawings

Fig. 1 is a schematic structural view of a quick connection structure of a maca chuck of the utility model.

Fig. 2 is a front view of a quick-connect structural bolt for a maca chuck according to the present utility model.

Fig. 3 is a front view of a nut on a quick-connect structure for a maca chuck according to the present utility model.

1. A U-shaped bolt; 2. a base; 3. a lock hole; 4. a screw groove; 5. a bolt; 6. a lock lever; 7. a spring; 8. a pushing block; 9. a lower nut; 10. a lock ring; 11. a nut is arranged; 12. a nut groove; 13. rough buckling; 14. fine buckles; 15. the lower part is connected with a fluted disc; 16. the upper part is connected with a fluted disc.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in fig. 1, and the words "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.

According to the figures 1-3: the utility model provides a quick connecting structure of a maca chuck, which comprises the following steps: u type is tied 1, base 2, bolt 5, base 2 cover is placed on U type is tied 1, and the helicoidal groove 4 has been seted up to base 2 bottom, and nut groove 12 has been seted up at base 2 top, and the lockhole 3 has been seted up on the base 2 middle lock groove, helicoidal groove 4 and nut groove 12 all and lock groove intercommunication, and helicoidal groove 4 and nut groove 12 are coaxial, and bolt 5 passes helicoidal groove 4 and nut groove 12, 5 pole portions of bolt form coarse button 13, and coarse button 13 top sets up fine button 14, fine button 14 top is the toper structure, can push away push block 8 to both sides when the installation, and coarse button 13 and fine button 14's screw thread are rotated to opposite, and coarse button 13 top is inserted in nut groove 12, and lower nut 9 spiro union is arranged on coarse button 13, and on the last nut 11 spiro union is arranged on fine button 14, set up lockhole 3 on the U type is tied 1 inner wall, lockhole 3 equidistance setting, push block 8 is located in the lockgroove, and push block 8 is connected with locking lever 6, and locking lever 6 extends to lockhole 3 in, 6 laminating inner wall, push block 8 bottom forms inclined plane 7 and sets up 6 and down the fluted disc 8 and the fluted disc is arranged on the upper and lower fluted disc 10 and the fluted disc 15 is connected with the fluted disc 15, and the fluted disc 15 is connected together, and the fluted disc 15 is connected to the top is placed on the upper and lower fluted disc 15, and the fluted disc is connected to the upper and lower fluted disc 15 is connected to the top, and the upper and lower fluted disc 15 is connected to the upper and the lower fluted disc 15.

The principle of the utility model is as follows: during connection, the base 2 is sleeved on the U-shaped bolt 1, the lock hole 3 at a proper position corresponds to the lock rod 6, the bolt 5 passes through the screw groove 4 and the nut groove 12 from bottom to top, the push block 8 is pushed to two sides by the bolt 5, the spring 7 is compressed, the lock rod 6 enters into the lock hole 3, the U-shaped bolt 1 is clamped by the lock rod 6, the lower nut 9 is screwed on the coarse buckle 13, the upper nut 11 is screwed on the fine buckle 14, the installation directions of the upper nut 11 and the lower nut 9 are opposite due to the opposite screwing directions of the threads of the coarse buckle 13 and the fine buckle 14, and finally the upper lock ring 10 is installed, so that the upper connecting fluted disc 16 and the lower connecting fluted disc 15 synchronously move, and partial stress can be counteracted after the upper nut 11 and the lower nut 9 are installed, so that the bolt 5 is effectively prevented from loosening.

The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims (5)

1. Quick connection structure of a kind of maca chuck, its characterized in that: the novel lock comprises a U-shaped bolt (1), a base (2) and a bolt (5), wherein the base (2) is sleeved on the U-shaped bolt (1), a screw groove (4) is formed in the bottom of the base (2), a nut groove (12) is formed in the top of the base (2), a lock groove is formed in the middle of the base (2), the screw groove (4) and the nut groove (12) are communicated with each other, the screw groove (4) and the nut groove (12) are coaxial, the bolt (5) penetrates through the screw groove (4) and the nut groove (12), a coarse buckle (13) is formed at the rod part of the bolt (5), a fine buckle (14) is arranged at the top of the coarse buckle (13), the coarse buckle (13) and the fine buckle (12) are opposite in screw direction, a lower nut (9) is arranged on the coarse buckle (13) in a screwed manner, an upper nut (11) is arranged on the fine buckle (14) in a screwed manner, a lock hole (3) is formed in the inner wall of the U-shaped bolt (1), a push block (8) is positioned in the lock groove, the push block (8) is connected with the push block (6) and extends to the lock rod (6) to the bottom of the push block (7) to form a slope (7), the pushing block (8) is attached to the surface of the bolt (5), and the two lock rods (6) are symmetrically arranged based on the bolt (5).

2. The quick connect structure of claim 1, wherein: the bottom of the upper screw cap (11) is provided with an upper connecting fluted disc (16), the top of the lower screw cap (9) is provided with a lower connecting fluted disc (15), the diameters of the upper connecting fluted disc (16) and the lower connecting fluted disc (15) are consistent and aligned, and the lock ring (10) is sleeved on the upper connecting fluted disc (16) and the lower connecting fluted disc (15).

3. The quick connect structure of claim 1, wherein: the top of the fine buckle (14) is of a conical structure.

4. The quick connect structure of claim 1, wherein: the lock holes (3) are equidistantly arranged.

5. The quick connect structure of claim 1, wherein: the lock rod (6) is attached to the inner wall of the lock hole (3).

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