CN213116998U - Locking structure and flexible fan - Google Patents
Locking structure and flexible fan Download PDFInfo
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- CN213116998U CN213116998U CN202022009984.3U CN202022009984U CN213116998U CN 213116998 U CN213116998 U CN 213116998U CN 202022009984 U CN202022009984 U CN 202022009984U CN 213116998 U CN213116998 U CN 213116998U
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- pipeline
- magnetic pole
- connecting piece
- locking structure
- wall
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Abstract
The utility model provides a locking structure and flexible fan, include: a first conduit; the first connecting piece is arranged on the outer wall of the first pipeline; the first connecting piece is arranged on the inner wall of the second pipeline; the second connecting piece is arranged on the inner wall of the second pipeline and clamped between the first pipeline and the second pipeline; the first magnetic pole is arranged on the first connecting piece; and the second magnetic pole is arranged at the position of the second connecting piece corresponding to the first connecting piece, and the polarities of the first magnetic pole and the second magnetic pole are opposite. The self-locking of the telescopic rod is realized by providing a locking force by utilizing the characteristic of opposite attraction between the first magnetic pole and the second magnetic pole. The magnet attraction force of the scheme is controllable, and the self-locking effect is high in reliability.
Description
Technical Field
The utility model relates to a pipe connection technical field, concretely relates to locking structure for pipe connection.
Background
In the market, in order to realize the connection between two structures, a multi-pipeline connection structure is generally adopted. In the multi-pipe connection structure, the adjacent two pipes are usually nested with each other, thereby achieving the purpose of saving space.
In the prior art, in order to realize the stability of two adjacent pipelines when the pipelines are opened in advance, a certain friction damping is usually arranged between the pipelines, and the self-locking of a certain degree is realized through the friction damping, so that the purpose of temporary fixation between the adjacent pipelines is achieved. In the mode, because the plastic part has poor dimensional stability, the damping force is relatively uncontrollable, and the reliability of the self-locking effect is poor; moreover, with the extension of the service life, the parts are abraded due to repeated friction, the damping force is gradually reduced until the parts are completely failed, the telescopic service life is short, and the purpose of stable fixation cannot be achieved.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model lies in overcoming the pipeline connection structure among the prior art and adopting friction damping to connect, leads to the poor stability's defect.
Therefore, the utility model provides a locking structure, include: a first conduit; the first connecting piece is arranged on the outer wall of the first pipeline; the first connecting piece is arranged on the inner wall of the second pipeline; the second connecting piece is arranged on the inner wall of the second pipeline and clamped between the first pipeline and the second pipeline; the first magnetic pole is arranged on the first connecting piece; and the second magnetic pole is arranged at the position of the second connecting piece corresponding to the first connecting piece, and the polarities of the first magnetic pole and the second magnetic pole are opposite.
The utility model provides a locking structure, be provided with first connecting hole on the first pipeline, be provided with on the inner wall of first connecting piece and be suitable for the embedding the first lug of first connecting hole.
The utility model provides a locking structure, first connecting hole is two of relative setting.
The utility model provides a locking structure, be provided with the second connecting hole on the second pipeline, be provided with on the outer wall of second connecting piece and be suitable for the embedding the second lug of second connecting hole.
The utility model provides a locking structure, the second connecting hole is two of relative setting.
The utility model provides a locking structure, the tip of second connecting piece is provided with annular step, annular step with the tip looks butt of second pipeline.
The utility model provides a locking structure, first magnetic pole with the second magnetic pole is the magnet steel material.
The utility model discloses provide a flexible fan simultaneously, include: the utility model provides a locking structure; the machine head is connected with one end of the first pipeline of the locking structure; and the base is connected with one end of the second pipeline of the locking structure.
The utility model provides a flexible fan, be provided with on the base be suitable for with the connecting hole that the second pipeline is connected.
The utility model provides a flexible fan still includes the connector, the one end embedding of connector in the connecting hole, the other end of connector with the second pipeline is connected.
The utility model discloses technical scheme has following advantage:
1. the utility model provides a locking structure, include: a first conduit; the first connecting piece is arranged on the outer wall of the first pipeline; the first connecting piece is arranged on the inner wall of the second pipeline; the second connecting piece is arranged on the inner wall of the second pipeline and clamped between the first pipeline and the second pipeline; the first magnetic pole is arranged on the first connecting piece; and the second magnetic pole is arranged at the position of the second connecting piece corresponding to the first connecting piece, and the polarities of the first magnetic pole and the second magnetic pole are opposite.
The utility model discloses in, utilize between first magnetic pole and the second magnetic pole opposite poles to inhale the characteristic provide a locking power, realize the auto-lock of telescopic link. The magnet attraction force of the scheme is controllable, and the self-locking effect is high in reliability.
And simultaneously, through the utility model provides a locking structure has avoided among the prior art directly to produce the friction through the damping and has realized carrying on when spacing between first pipeline and the second pipeline, this defect of inefficacy takes place easily. After long-time use, the magnet can keep better magnetic force and ensure longer service life because the reduction of surface damping is not involved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the locking structure provided by the present invention;
FIG. 2 is an exploded view of the latch structure provided in FIG. 1;
FIG. 3 is an assembled schematic view of the locking structure provided in FIG. 1;
fig. 4 is a schematic structural diagram of a second connecting member provided by the present invention;
fig. 5 is a schematic structural diagram of a first connecting member according to the present invention;
fig. 6 is a schematic structural view of the retractable fan provided by the present invention.
Description of reference numerals:
1-a first conduit; 11-a first connection hole; 2-a first connecting member; 21-a first bump; 3-a second conduit; 31-a second connection hole; 4-a second connector; 41-second bump; 42-an annular step; 5-a first magnetic pole; 6-a second magnetic pole; 7-machine head; 8-a base; 81-connecting hole; 9-connecting head.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" 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," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, 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 in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
Example 1
The present embodiment provides a locking structure, as shown in fig. 1 to 5, including:
a first pipe 1;
as shown in fig. 5, a first connecting member 2 is provided on an outer wall of the first pipe 1;
the first connecting piece 2 is arranged on the inner wall of the second pipeline 3, and the diameter of the outer wall of the first pipeline 1 is smaller than that of the inner wall of the second pipeline 3;
as shown in fig. 4, a second connecting member 4 disposed on an inner wall of the second pipe 3 and interposed between the first pipe 1 and the second pipe 3;
a first magnetic pole 5 arranged on the first connecting piece 2;
and the second magnetic pole 6 is arranged at the position of the second connecting piece 4 corresponding to the first connecting piece 2, and the polarities of the first magnetic pole 5 and the second magnetic pole 6 are opposite. Specifically, the first magnetic pole 5 is set to N stages, and the second magnetic pole 6 is set to S stages; alternatively, the first magnetic pole 5 is set to S-stage and the second magnetic pole 6 is set to N-stage. In the present embodiment, the material of the first magnetic pole 5 and the second magnetic pole 6 is not limited to a large amount, and in a preferred embodiment, the first magnetic pole 5 and the second magnetic pole 6 are made of magnetic steel.
In this embodiment, the first magnetic pole 5 and the second magnetic pole 6 may be integrally formed on the first connecting member 2 or the second connecting member 4, or may be separately machined on the first connecting member 2 and the second connecting member 4. The self-locking of the telescopic rod is realized by providing a locking force by utilizing the characteristic of opposite attraction between the first magnetic pole 5 and the second magnetic pole 6. The magnet attraction force of the scheme is controllable, and the self-locking effect is high in reliability. Simultaneously, through the locking structure that the embodiment provided, when having avoided directly producing the friction through the damping among the prior art and realizing carrying on spacingly between first pipeline 1 and the second pipeline 3, this defect of inefficacy takes place easily. After long-time use, the magnet can keep better magnetic force and ensure longer service life because the reduction of surface damping is not involved.
The locking structure that this embodiment provided does not carry out too much the injecing to the connected mode between first connecting piece 2 and first pipeline 1, second connecting piece 4 and the second pipeline 3, and it can directly adopt tight complex mode, or the welded mode is connected. As a preferred embodiment, a first connection hole 8111 is provided on the first pipe 1, and a first protrusion 21 adapted to be inserted into the first connection hole 8111 is provided on an inner wall of the first connector 2.
Through the cooperation of the first protrusion 21 and the first connection hole 8111, a stable connection of the first connection member 2 and the first pipe 1 can be achieved. Specifically, as shown in fig. 5, the first bump 21 itself is disposed in a cylindrical shape, and the first connection hole 8111 is disposed in a circular hole shape. As a modification, the first bump 21 may also have a regular or irregular shape as long as it can be embedded inside the first connection hole 8111. The number of the first connection holes 8111 itself is not limited too much, and the first connection holes 8111 are two oppositely arranged as a preferred embodiment. As a modification, the first connection holes 8111 may also be three, four, etc., and correspondingly, the number of the first bumps 21 is also correspondingly adjusted.
In this embodiment, the second pipe 3 is provided with a second connection hole 8131, and the outer wall of the second connection member 4 is provided with a second protrusion 41 adapted to be inserted into the second connection hole 8131.
Specifically, the second protrusion 41 itself is provided in a cylindrical shape, and the second connection hole 8131 is provided in a circular hole shape. As a modification, the second bump 41 may also have a regular or irregular shape as long as it can be embedded inside the second connection hole 8131. The number of the second connection holes 8131 itself is not limited to an excessive number, and in a preferred embodiment, the second connection holes 8131 are two oppositely disposed. As a modification, the number of the second connection holes 8131 may also be three, four, etc., and correspondingly, the number of the second protrusions 41 is also correspondingly adjusted.
In the locking structure provided by the present embodiment, in order to improve the stability of the second connecting member 4 on the second pipe 3, an annular step 42 is provided at the end of the second connecting member 4, the annular step 42 abuts against the end of the second pipe 3, and the annular step 42 itself protrudes toward the outer wall, so as to play a role in limiting the further movement of the second connecting member 4 relative to the second pipe 3.
Example 2
This embodiment provides a telescopic fan, as shown in fig. 6, including:
the locking structure provided in embodiment 1;
the machine head 7 is connected with one end of the first pipeline 1 of the locking structure, and a motor and a fan are arranged in the machine head 7;
In this embodiment, through setting up locking structure, its self can be through the flexible adjustment that realizes length, and then can realize the adjustment of aircraft nose 7 height, simultaneously, owing to utilize between first magnetic pole 5 and the second magnetic pole 6 opposite poles to inhale the characteristic provide a locking power, realize the auto-lock of telescopic link, auto-lock effect good reliability, consequently can improve the stability of aircraft nose 7 in the use, can avoid taking place the condition of not hard up and downstream at aircraft nose 7 after using a period.
In the retractable fan provided in this embodiment, in order to improve the connection stability between the locking structure and the base 8, the base 8 is provided with a connection hole 81 adapted to be connected to the second duct 3.
Further, still include connector 9 in this embodiment, one end embedding of connector 9 in connecting hole 81, the other end of connector 9 with second pipeline 3 is connected.
Through setting up connector 9, can improve the stability of being connected between second pipeline 3 and the base 8 to can avoid aircraft nose 7 to take place to rock. Specifically, one end of the connection head 9 is provided with a horizontal portion, through which connection is made with the connection hole 81. While at the other end of the connection head 9 a hole is provided into which one end of the second conduit 3 will be directly embedded.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.
Claims (10)
1. A locking structure, comprising:
a first conduit (1);
the first connecting piece (2) is arranged on the outer wall of the first pipeline (1);
a second duct (3), the first connector (2) being arranged on an inner wall of the second duct (3);
the second connecting piece (4) is arranged on the inner wall of the second pipeline (3) and clamped between the first pipeline (1) and the second pipeline (3);
a first magnetic pole (5) arranged on the first connection piece (2);
and the second magnetic pole (6) is arranged at the part of the second connecting piece (4) corresponding to the first connecting piece (2), and the polarities of the first magnetic pole (5) and the second magnetic pole (6) are opposite.
2. Locking arrangement according to claim 1, characterized in that the first pipe (1) is provided with a first connection hole (11) and that the first coupling piece (2) is provided on its inner wall with a first projection (21) adapted to engage in the first connection hole (11).
3. The lock structure according to claim 2, wherein the first connection holes (11) are oppositely disposed two.
4. The locking structure according to claim 1, characterized in that the second duct (3) is provided with a second connecting hole (31), and the outer wall of the second connecting member (4) is provided with a second projection (41) adapted to be inserted into the second connecting hole (31).
5. The lock structure according to claim 4, wherein the second coupling hole (31) is provided in two oppositely disposed.
6. The structure, as set forth in claim 4, characterized in that the end of the second connector (4) is provided with an annular step (42), the annular step (42) being in abutment with the end of the second duct (3).
7. The lock structure according to claim 1, wherein the first magnetic pole (5) and the second magnetic pole (6) are made of magnetic steel.
8. A retractable fan, comprising:
the locking structure of any one of claims 1-7;
the machine head (7) is connected with one end of the first pipeline (1) of the locking structure;
and the base (8) is connected with one end of the second pipeline (3) of the locking structure.
9. Telescopic fan according to claim 8, characterised in that the base (8) is provided with a connection hole (81) adapted to be connected with the second duct (3).
10. The extension fan according to claim 9, further comprising a connector (9), wherein one end of the connector (9) is embedded in the connection hole (81), and the other end of the connector (9) is connected to the second duct (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022009984.3U CN213116998U (en) | 2020-09-14 | 2020-09-14 | Locking structure and flexible fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022009984.3U CN213116998U (en) | 2020-09-14 | 2020-09-14 | Locking structure and flexible fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213116998U true CN213116998U (en) | 2021-05-04 |
Family
ID=75663983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022009984.3U Active CN213116998U (en) | 2020-09-14 | 2020-09-14 | Locking structure and flexible fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213116998U (en) |
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2020
- 2020-09-14 CN CN202022009984.3U patent/CN213116998U/en active Active
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