CN218468025U

CN218468025U - Anti-locking mechanism of threaded connecting piece

Info

Publication number: CN218468025U
Application number: CN202222125253.4U
Authority: CN
Inventors: 吴辉
Original assignee: Dongguan Sanjing Precision Hardware Co ltd
Current assignee: Dongguan Sanjing Precision Hardware Co ltd
Priority date: 2022-08-12
Filing date: 2022-08-12
Publication date: 2023-02-10
Anticipated expiration: 2032-08-12

Abstract

The utility model discloses a threaded connection spare's anti-sticking deadlock structure, the nut comprises a nut, nut lower extreme fixedly connected with screw rod, open the screw rod surface has the thread groove, nut upper end sliding connection has three ejector pin, and is three the equal fixedly connected with connecting rod of ejector pin, it is three the common fixedly connected with plectane of connecting rod, the groove of break-over about the plectane upper end is opened, nut upper end swing joint has stop device, and is three the common fixedly connected with spacing ring of ejector pin lower extreme, contactless between spacing ring and the screw rod through contact ring and last contact ring under setting up on the spacing ring, can cushion when screwing up, avoids the over-tightening to lead to the card to die, because be provided with three spread groove on the spacing ring, and three spread groove links together with three ejector pin, can improve the stability of supporting the spacing ring. A threaded connection's anti-sticking is died to be constructed, adjust efficiently, the anti-sticking is died effectually, is fit for threaded connection's use.

Description

Anti-locking mechanism of threaded connecting piece

Technical Field

The utility model relates to a threaded connection spare technical field, in particular to threaded connection spare's anti-sticking is dead to be constructed.

Background

The threaded connection is a detachable fixed connection which is widely used, and has the advantages of simple structure, reliable connection, convenient assembly and disassembly and the like. The traditional thread detection method is to utilize a thread gauge to contact or utilize a universal tool microscope to manually measure, the workload is large, the working efficiency is low, the measurement result is easy to be influenced manually, and at least the following defects exist in the use process of the existing threaded connecting piece: 1. if the existing threaded connecting piece is screwed too hard, the threaded connecting piece is easy to be blocked, so that the threaded connecting piece is difficult to disassemble; 2. the existing threaded connecting piece cannot adjust the screwed position, so that an anti-blocking mechanism of the threaded connecting piece is provided.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a threaded connection's anti-sticking is died to be constructed, can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a threaded connection spare's anti-sticking deadlock constructs, includes the nut, nut lower extreme fixedly connected with screw rod, open the screw rod surface has the thread groove, nut upper end sliding connection has three ejector pin, and is three the equal fixedly connected with connecting rod of ejector pin, it is three the common fixedly connected with plectane of connecting rod, the groove of upper and lower break-over is opened to the plectane upper end, nut upper end swing joint has stop device, and is three the common fixedly connected with spacing ring of ejector pin lower extreme, contactless between spacing ring and the screw rod.

Preferably, the notch of break-over about spacing ring upper end middle part is opened, contact ring on the fixedly connected with of spacing ring upper end, open the spacing ring upper end has three spread groove, and is three contact ring all runs through in the spread groove, contact ring under the spacing ring lower extreme fixedly connected with.

Preferably, the three connecting grooves are fixedly connected with the three push rods.

Preferably, stop device includes left roof and right roof, the three limiting plate of the equal fixedly connected with of one end that left side roof and right roof kept away from each other, six the limiting plate is under the narrow width structure, the equal fixedly connected with slide bar of one end that left side roof and right roof kept away from each other, two the slide bar all is located six limiting plate lower parts, the common fixedly connected with spring of one end that left side roof and right roof are close to each other.

Preferably, the upper end of the screw cap is provided with three sliding holes, the middle part of the upper end of the screw cap is provided with a groove, and the left part and the right part of the inner wall of the groove are both provided with sliding grooves.

Preferably, the two sliding rods are respectively and movably connected with the two sliding grooves in an inserting mode, and the lower end of the left top plate and the lower end of the right top plate are both located in the groove.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. in the utility model, the circular plate and the limiting device are connected in an alternating manner, and the circular plate is moved downwards on the left top plate and the right top plate by pressing the circular plate downwards, so that the mandril extrudes the limiting ring downwards to move, the screwed position of the whole connecting piece is adjusted by adjusting the position of the limiting ring, and after the circular plate is extruded downwards, the circular plate is pushed and extended by the elastic action of the spring, so that the limiting plate limits the circular plate, and the limiting ring is prevented from moving upwards;

2. the utility model discloses in, through contact ring and last contact ring under setting up on the spacing ring, can cushion when screwing up, avoid the tension to lead to the card dead, because be provided with three spread groove on the spacing ring, and three spread groove links together with three ejector pin, can improve the stability that supports the spacing ring, convenient to use.

Drawings

Fig. 1 is a schematic view of the overall structure of an anti-seize mechanism of a threaded connector according to the present invention;

fig. 2 is a schematic view of the overall structure of the stop collar of the anti-locking mechanism of the threaded connector of the present invention;

fig. 3 is a schematic view of the overall structure of the limiting device of the anti-locking mechanism of the threaded connector of the present invention;

fig. 4 is the utility model discloses a nut overall structure schematic diagram of thread connecting piece's anti-sticking mechanism.

In the figure: 1. a nut; 2. a connecting rod; 3. a circular plate; 4. a limiting device; 5. a top rod; 6. a screw; 7. a thread groove; 8. a limiting ring; 11. a chute; 12. a slide hole; 13. a groove; 41. a limiting plate; 42. a left top plate; 43. a slide bar; 44. a right top plate; 45. a spring; 81. a lower contact ring; 82. a notch; 83. an upper contact ring; 84. and connecting the grooves.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Examples

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a threaded connection's anti-sticking is died and is constructed, including

nut

1, 1 lower extreme fixedly connected with screw rod 6 of nut, threaded groove 7 has been opened to 6 surfaces of screw rod, 1 upper end sliding connection of nut has three ejector pin 5, the equal fixedly connected with connecting rod 2 of three ejector pin 5, the common fixedly connected with plectane 3 of three connecting rod, the groove of break-over about 3 upper ends of plectane are opened, 1 upper end swing joint of nut has stop device 4, the common fixedly connected with spacing ring 8 of 5 lower extremes of three ejector pin, contactless between spacing ring 8 and the screw rod 6.

In this embodiment, the middle of the upper end of the limiting ring 8 is provided with a notch 82 which penetrates through the limiting ring up and down, the upper end of the limiting ring 8 is fixedly connected with an upper contact ring 83, the upper end of the limiting ring 8 is provided with three connecting grooves 84, all the three connecting grooves 84 penetrate through the upper contact ring 83, and the lower end of the limiting ring 8 is fixedly connected with a lower contact ring 81; three spread groove 84 and three ejector pin 5 fixed connection, lower contact ring 81 and last contact ring 83 are rubber construction, can cushion when screwing up to avoid the card dead.

In this embodiment, the limiting device 4 includes a left top plate 42 and a right top plate 44, three limiting plates 41 are fixedly connected to ends, far away from each other, of the left top plate 42 and the right top plate 44, six limiting plates 41 are all of a narrow-top and wide-bottom structure, sliding rods 43 are fixedly connected to ends, far away from each other, of the left top plate 42 and the right top plate 44, two sliding rods 43 are located at lower portions of the six limiting plates 41, and a spring 45 is fixedly connected to one end, close to each other, of the left top plate 42 and one end, close to each other, of the right top plate 44; the upper end of the screw cap 1 is provided with three sliding holes 12, the middle part of the upper end of the screw cap 1 is provided with a groove 13, and the left part and the right part of the inner wall of the groove 13 are both provided with sliding chutes 11; two slide bar 43 alternate swing joint with two spout 11 respectively, and left roof 42 lower extreme and right roof 44 lower extreme all are located recess 13, and the width of limiting plate 41 is less than the diameter of left roof 42 and right roof 44, and left roof 42 and right roof 44 the at utmost is close to the back, and limiting plate 41, left roof 42 and right roof 44 all can be in plectane 3 activity from top to bottom to avoid limiting plate 41 to hinder plectane 3 and reciprocate.

It should be noted that, the utility model relates to a threaded connection's anti-sticking is died and is constructed, in the use, at first with screw rod 6 and connection site threaded connection together, along with the deepening of screw rod 6, can make the lower contact ring 81 contact on connection site and the spacing ring 8, because lower contact ring 81 is the rubber material, can make and screw up the back, make and avoid blocking between spacing ring 8 and the connection site, thereby avoid blocking to lead to the unable back of screw connection to dismantle, when needs are adjusted threaded connection's position, through pressing left roof 42 and right roof 44, make left roof 42 and right roof 44 be close to each other, when being close to, can make limiting plate 41 remove spacing to plectane 3, thereby can make plectane 3 reciprocate, be convenient for adjust the position of spacing ring 8, adjust the completion back, loosen left roof 42 and right roof 44, receive the elastic action of spring 45, can make left roof 42 and right roof 44 stretch to outside the top, make limiting plate 41 carry out spacing after adjusting, thereby adjust the position of tightening, whole anti-sticking is prevented that the died and is constructed, the high stability of adjusting effect, be fit for the high stability of anti-blocking.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a dead mechanism of anti-sticking of threaded connection spare, includes nut (1), its characterized in that: nut (1) lower extreme fixedly connected with screw rod (6), screw rod (6) surface is opened threaded groove (7), nut (1) upper end sliding connection has three ejector pin (5), and is three the equal fixedly connected with connecting rod (2) of ejector pin (5), it is three the common fixedly connected with plectane (3) of connecting rod (2), the groove that has upper and lower break-over is opened to plectane (3) upper end, nut (1) upper end swing joint has stop device (4), and is three the common fixedly connected with spacing ring (8) of ejector pin (5) lower extreme, contactless between spacing ring (8) and screw rod (6).

2. The anti-seize mechanism for threaded connections according to claim 1, wherein: notch (82) that upper and lower break-over was opened at spacing ring (8) upper end middle part, contact ring (83) on spacing ring (8) upper end fixedly connected with, open spacing ring (8) upper end has three spread groove (84), and is three contact ring (83) all run through in spread groove (84), contact ring (81) under spacing ring (8) lower extreme fixedly connected with.

3. The anti-seize mechanism for threaded connections according to claim 2, wherein: the three connecting grooves (84) are fixedly connected with the three push rods (5).

4. The anti-seize mechanism for threaded connections according to claim 1, wherein: stop device (4) are including left roof (42) and right roof (44), the equal three limiting plate (41) of one end that left side roof (42) and right roof (44) kept away from each other, six limiting plate (41) are under the narrow width structure, the equal fixedly connected with slide bar (43) of one end that left side roof (42) and right roof (44) kept away from each other, two slide bar (43) all are located six limiting plate (41) lower parts, the common fixedly connected with spring (45) of one end that left side roof (42) and right roof (44) are close to each other.

5. The anti-seize mechanism for threaded connections according to claim 1, wherein: the nut (1) upper end is opened there are three sliding hole (12), nut (1) upper end middle part is opened flutedly (13), spout (11) have all been opened to recess (13) inner wall left part and inner wall right part.

6. The anti-seize mechanism for threaded connections according to claim 4, wherein: the two sliding rods (43) are respectively and movably connected with the two sliding grooves (11) in a penetrating mode, and the lower end of the left top plate (42) and the lower end of the right top plate (44) are located in the groove (13).