CN217152536U

CN217152536U - Rod locking and connecting mechanism

Info

Publication number: CN217152536U
Application number: CN202220880700.4U
Authority: CN
Inventors: 张宝续; 杜宇飞; 杜占峰; 杜宇翔; 王晴晴
Original assignee: Tianjin Gu'ante Fastener Co ltd
Current assignee: Tianjin Gu'ante Fastener Co ltd
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-08-09
Anticipated expiration: 2032-04-18

Abstract

The utility model belongs to the technical field of locking mechanism, especially, a pole locking connection mechanism, including set up between the first body of rod and the second body of rod and be used for with the first body of rod, second body of rod connect fixed connector cover and connect female cover, the connector cover spiro union is fixed at the tip of the first body of rod, the connection female cover spiro union is fixed at the tip of the second body of rod, the connector cover is close to one end of the female cover of connection is fixed and is equipped with the screw thread loop bar; through the primary and secondary adapter sleeve that is used for connecting the body of rod that sets up at the tip of two bodies of rod, connect son cover and connect female cover also respectively with two body of rod spiro couplings with the mode of spiro union, be equipped with convex screw sleeve pole on connecting son cover, be equipped with threaded sleeve and threaded rod on connecting female cover, when the spiro union installation, form the inside and outside double-phase connection that intensity is higher, appear damaging the back connecting son cover and connecting female cover, can also change pertinence to reduce the replacement cost after coupling mechanism damages.

Description

Rod locking and connecting mechanism

Technical Field

The utility model belongs to the technical field of locking mechanism, concretely relates to pole locking coupling mechanism.

Background

The existing rod connection capable of being detached from each other is usually installed in a threaded manner, wherein one rod end is a threaded sleeve, the other rod end is a threaded shaft, and the threaded shaft and the threaded sleeve are matched with each other to complete fixation.

However, the conventional threaded connection method has the problem of looseness, the strength of the connection part of the connection method is not high, and the rod is scrapped if the connection part is broken, so that the continuous use cannot be realized.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pole locking coupling mechanism to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a pole locking coupling mechanism, is including setting up between the first body of rod and the second body of rod and be used for with fixed connection son cover and the female cover of connection are connected to the first body of rod, the second body of rod, connect son cover spiro union to be fixed the tip of the first body of rod, it fixes to connect female cover spiro union the tip of the second body of rod, it is close to connect son cover the fixed screw thread loop bar that is equipped with of one end of female cover, the inboard of screw thread loop bar has son thread groove, it is close to connect female cover the one end of connecting son cover is equipped with the screw thread sleeve, the fixed threaded rod that is equipped with of inboard intermediate position department of screw thread sleeve, screw thread mother's groove has between screw thread sleeve and the threaded rod, the threaded rod spiro union is installed in son thread groove, just the screw thread loop bar spiro union is installed in the female thread groove.

Preferably, a first rod connecting groove is formed in one side, close to the first rod body, of the connecting sub-sleeve, a first fastening threaded shaft is fixedly arranged at the end of the first rod body, and the first fastening threaded shaft is installed on the inner side of the first rod connecting groove in a threaded connection mode.

Preferably, a second rod connecting groove is formed in one side, close to the first rod body, of the connecting female sleeve, a second fastening threaded shaft is fixedly arranged at the end of the second rod body, and the second fastening threaded shaft is installed on the inner side of the second rod connecting groove in a threaded manner.

Preferably, the screwing direction of the first rod body and the connecting sub sleeve is consistent with the screwing direction of the second rod body and the connecting main sleeve, and the screwing direction of the first rod body and the connecting sub sleeve is opposite to that of the connecting sub sleeve and the connecting main sleeve.

Preferably, a knurling groove is formed in the joint of the first rod connecting groove and the sub thread groove, and a rubber pad is fixedly mounted inside the knurling groove.

Preferably, the feed speed of the threaded sleeve rod is the same as the feed speed of the threaded rod.

Preferably, the outer side walls of the connecting sub sleeve and the connecting main sleeve are respectively provided with a wrench groove.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a tip at two bodies of rod sets up the primary and secondary adapter sleeve that is used for the body of rod of connecting, connect son cover and connect female cover also respectively with the mode of spiro union and two body of rod spiro unions, be equipped with convex screw sleeve pole on connecting son cover, be equipped with screw sleeve and threaded rod on connecting female cover, so when the spiro union installation, form inside and outside two connections, intensity is higher, simultaneously, after connecting son cover and connecting female cover the damage appears, can also change pertinence to reduce the replacement cost after coupling mechanism damages.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

FIG. 3 is a schematic view of the structure in the direction A-A in FIG. 2;

FIG. 4 is a schematic structural view of the connector sleeve of the present invention;

fig. 5 is a schematic structural view of the middle connection female sleeve of the present invention.

In the figure: 1. a first rod body; 11. a first fastening threaded shaft; 2. a second rod body; 21. a second fastening threaded shaft; 3. connecting the sub-sleeve; 301. a first lever connecting groove; 302. a sub thread groove; 303. a knurling groove; 31. a threaded rod; 4. connecting the female sleeve; 401. a second lever connecting groove; 402. a female thread groove; 41. a threaded sleeve; 42. a threaded rod; 5. a rubber pad; 6. a wrench groove.

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. 1-5, the present invention provides the following technical solutions: the utility model provides a pole locking coupling mechanism, including setting up between the first body of rod 1 and the second body of rod 2 and being used for the first body of rod 1, the second body of rod 2 connects fixed connection son cover 3 and connects female cover 4, connect the tip at the first body of rod 1 of 3 spiro couplings of son cover, connect the tip at the second body of rod 2 of 4 spiro couplings of female cover, it is equipped with threaded sleeve rod 31 to connect son cover 3 to be close to the one end of connecting female cover 4 is fixed, threaded sleeve rod 31's inboard has son thread groove 302, it is equipped with threaded sleeve 41 to connect female cover 4 to be close to the one end of connecting son cover 3, the fixed threaded rod 42 that is equipped with in inboard intermediate position department of threaded sleeve 41, female thread groove 402 has between threaded sleeve 41 and the threaded rod 42, threaded rod 42 spiro union is installed in son thread groove 302, and threaded sleeve rod 31 spiro union is installed in female thread groove 402.

In the embodiment, the primary and secondary connecting sleeves for connecting the rod bodies are arranged at the end parts of the two rod bodies, the connecting secondary sleeve 3 and the connecting primary sleeve 4 are respectively screwed with the two rod bodies in a screwing mode, wherein the connecting secondary sleeve 3 is fixedly provided with the convex threaded sleeve rod 31, the inner side of the threaded sleeve rod 31 is provided with the secondary threaded groove 302, the connecting primary sleeve 4 is fixedly provided with the threaded sleeve 41 capable of covering the outer side of the threaded sleeve rod 31, the middle position is also provided with the threaded rod 42 capable of being screwed into the secondary threaded groove 302, and the threaded rod 42 is pressed against the rubber pad 5 inside the threaded sleeve rod 31 when the connection is in place, so that the friction force between the threads is larger and the threads are not easy to loosen, therefore, when the connecting secondary sleeve 3 and the connecting primary sleeve 4 are installed in a screwing mode, the inner and outer double connection is formed, the connection is more stable, the strength is higher, and meanwhile, after the connecting secondary sleeve 3 and the connecting primary sleeve 4 are damaged, the connecting mechanism can be replaced in a targeted manner, so that the replacement cost after the connecting mechanism is damaged is reduced.

Specifically, first pole spread groove 301 has been seted up to one side that connector sleeve 3 is close to first body of rod 1, the end fixing of first body of rod 1 is equipped with first fastening screw axle 11, first fastening screw axle 11 spiro union is installed at first pole spread groove 301 inboardly, connect female cover 4 and have seted up second pole spread groove 401 near one side of first body of rod 1, the end fixing of second body of rod 2 is equipped with second fastening screw axle 21, second fastening screw axle 21 spiro union is installed at second pole spread groove 401 inboardly, thus, connector sleeve 3 and first body of rod 1, it all is connected through the spiro union mode with second body of rod 2 to connect female cover 4, after connector sleeve 3 wherein or connect female cover 4 appear damaging, can directly change connector sleeve 3 or connect female cover 4, can not influence the body of rod, in order to reduce the replacement cost.

Further, both the outer side walls of the connecting sub sleeve 3 and the connecting female sleeve 4 are provided with wrench grooves 6, the screwing direction of the first rod body 1 and the connecting sub sleeve 3 is consistent with that of the second rod body 2 and the connecting female sleeve 4, and is opposite to that of the connecting sub sleeve 3 and the connecting female sleeve 4, when the connecting device is used, the first rod body 1 and the connecting sub sleeve 3 are fixed in advance by a wrench, then the second rod body 2 and the connecting female sleeve 4 are fixed, the thread friction force between the second rod body 2 and the connecting female sleeve 4, and between the first rod body 1 and the connecting sub sleeve 3 is larger than that between the connecting sub sleeve 3 and the connecting female sleeve 4, and the connecting sub sleeve 3 and the connecting female sleeve 4 are fixed by screwing by hands.

Specifically, knurling groove 303 has been seted up with the junction of son thread groove 302 to first pole connecting groove 301, the inside fixed mounting of knurling groove 303 has rubber pad 5, wherein rubber pad 5 is the round terrace body, its bottom has the arch of knurling, can cooperate with knurling groove 303, install when knurling groove 303 is inside, can not rotate in week, in order to keep the stability of mounted position, threaded rod 42 supports with the inside rubber pad 5 of thread bush pole 31 and presses when connecting to target in place, make the frictional force between the screw thread bigger, be difficult to not hard up.

Specifically, the feeding speed of the threaded sleeve rod 31 is the same as that of the threaded rod 42, so that the connection sub-sleeve 3 and the connection female sleeve 4 can be screwed and fixed with each other, and the screwing lengths are kept consistent during synchronous screwing, and interference cannot occur.

The utility model discloses a theory of operation and use flow: when in use, the first rod body 1 and the connecting sub sleeve 3 are fixed in advance by a spanner, then the second rod body 2 and the connecting mother sleeve 4 are fixed, the friction force of the second rod body 2 and the connecting mother sleeve 4 and the screw threads between the first rod body 1 and the connecting sub sleeve 3 is larger than the friction force between the connecting sub sleeve 3 and the connecting mother sleeve 4, the connecting sub sleeve 3 and the connecting mother sleeve 4 are fixedly installed by screwing by hands, in the screwing process, the threaded rod 42 on the connecting mother sleeve 4 firstly enters the inner side of the sub thread groove 302, after a certain distance of travel, the convex thread sleeve rod 31 on the connecting sub sleeve 3 is screwed into the inner side of the mother thread groove 402, when in-place connection, the threaded rod 42 is pressed against the rubber pad 5 in the thread sleeve rod 31, so that the friction force between the screw threads is larger and is not easy to loosen, and when the connecting sub sleeve 3 and the connecting mother sleeve 4 are screwed and installed, the inner and outer double connection is formed, the connection is more stable and the strength is higher.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", 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 referred to 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.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 according to specific situations by those of ordinary skill in the art.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A pole locking and connecting mechanism is characterized in that: comprises a connecting sub sleeve (3) and a connecting mother sleeve (4) which are arranged between a first rod body (1) and a second rod body (2) and are used for connecting and fixing the first rod body (1) and the second rod body (2), wherein the connecting sub sleeve (3) is fixed at the end part of the first rod body (1) in a threaded manner, the connecting mother sleeve (4) is fixed at the end part of the second rod body (2) in a threaded manner, the connecting sub sleeve (3) is close to one end of the connecting mother sleeve (4) and is fixedly provided with a threaded sleeve rod (31), the inner side of the threaded sleeve rod (31) is provided with a sub threaded groove (302), one end of the connecting mother sleeve (4) close to the connecting sub sleeve (3) is provided with a threaded sleeve (41), the middle position of the inner side of the threaded sleeve (41) is fixedly provided with a threaded rod (42), and a mother threaded groove (402) is arranged between the threaded sleeve (41) and the threaded rod (42), the threaded rod (42) is threadedly mounted in the male thread groove (302), and the threaded sleeve rod (31) is threadedly mounted in the female thread groove (402).

2. A rod locking connection according to claim 1, wherein: the connector sleeve (3) is close to one side of the first rod body (1) and is provided with a first rod connecting groove (301), the end fixing of the first rod body (1) is provided with a first fastening threaded shaft (11), and the first fastening threaded shaft (11) is in threaded connection with the inner side of the first rod connecting groove (301).

3. A rod locking connection according to claim 2, wherein: connect female cover (4) to be close to second pole spread groove (401) have been seted up to one side of the first body of rod (1), the end fixing of the second body of rod (2) is equipped with second fastening screw axle (21), second fastening screw axle (21) spiro union is installed second pole spread groove (401) are inboard.

4. A rod locking connection according to claim 3, wherein: the screwing direction of the first rod body (1) and the connecting sub sleeve (3) is consistent with the screwing direction of the second rod body (2) and the connecting female sleeve (4), and the screwing direction of the connecting sub sleeve (3) and the screwing direction of the connecting female sleeve (4) are opposite.

5. A rod locking connection according to claim 2, wherein: the connection position of the first rod connection groove (301) and the sub thread groove (302) is provided with a knurling groove (303), and a rubber pad (5) is fixedly installed inside the knurling groove (303).

6. A rod locking connection according to claim 1, wherein: the feed speed of the threaded sleeve rod (31) is the same as the feed speed of the threaded rod (42).

7. A rod locking connection according to claim 1, wherein: the outer side walls of the connecting sub-sleeve (3) and the connecting main sleeve (4) are respectively provided with a wrench groove (6).