CN210092467U - Cam anti-loosening structure - Google Patents
Cam anti-loosening structure Download PDFInfo
- Publication number
- CN210092467U CN210092467U CN201921537526.8U CN201921537526U CN210092467U CN 210092467 U CN210092467 U CN 210092467U CN 201921537526 U CN201921537526 U CN 201921537526U CN 210092467 U CN210092467 U CN 210092467U
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- CN
- China
- Prior art keywords
- main body
- cam
- main part
- wire
- loosening structure
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a cam anti loosening structure, including the locking portion and the connection of the main part of cam anti loosening structure, this main part of cooperation external connection fitting piece the wire rod of main part, main part surface circumference with locking portion inner wall circumference all is provided with joint complex cam structure, the wire rod with the junction outside cover of main part has the overcoat, and this overcoat is sealed with the wire rod and is cooperated, the main part outside is provided with seal structure. Has the advantages that: the plug of the mating piece is tightly propped against the sealing ring, and then the locking part is screwed to be in threaded connection with the mating piece, so that the stable connection and the waterproof sealing of a circuit can be realized, and the connection stability of a communication circuit is improved; through set up manual portion of screwing up and the portion of screwing up of instrument in the sealing outside, can be convenient for carry out manual operation of screwing up and use the spanner to screw up, improve the convenient degree of line connection, improve the connection efficiency of circuit.
Description
Technical Field
The utility model relates to a communication wiring technical field, concretely relates to cam anti loosening structure.
Background
In the commercial and industrial communication fields, the connector, which is the most popular and widely used connecting component nowadays, has become the most widely used connecting technology in the world and has been expanded to various fields with rapid development momentum. The existing industrial connector has the following defects when being used for field trial: 1. the traditional connector is partially used in an environment with vibration, is easy to loosen in a long-time use process, and has poor reliability of line connection; 2. part connector uses under humid environment, and the short circuit of easily intaking in the use can only install waterproof protection film additional in the connector outside to adopt the sticky tape to seal, the installation effectiveness is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a cam anti loosening structure just in order to solve above-mentioned problem, the utility model provides an among a great deal of technical scheme preferred technical scheme have: through threaded connection, the stability of line connection is improved, and through built-in seal structure, improve waterproof performance, technical effect such as installation is convenient sees the explanation below in detail.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a cam anti-loosening structure, including the main part of cam anti-loosening structure, cooperate this main part to connect the locking portion of external connection mating member and connect the wire rod of the main part, main part surface circumference and locking portion inner wall circumference all are provided with joint complex cam structure, the wire rod overlaps with the junction outside cover of main part has the overcoat, and this overcoat and wire rod seal fit, the main part outside is provided with seal structure;
the locking part is of a hollow tubular structure, the locking part is sleeved on the outer side of the main body and is coaxial with the main body, and an internal thread in threaded fit with the external wiring fitting piece is formed on the inner wall of the locking part.
Preferably, the main body consists of a pin seat and a wiring pin, a circuit board matched with the wiring pin for locking is embedded on the pin seat, and the wiring pin and the circuit board are welded and fixed; and the wiring contact pin is fixedly connected with the wire core inside the wire rod in an inserting manner.
Preferably, the plug pin seat is circumferentially formed with a first convex ring, the inner wall at one end of the locking part is circumferentially formed with a second convex ring, the outer diameter of the first convex ring is larger than the inner diameter of the second convex ring, and the second convex ring is located towards one side of the wire rod.
Preferably, the sealing structure is a sealing ring sleeved on the surface of the main body, and the sealing ring is positioned on the side of the first boss, which faces away from the wire.
Preferably, the sealing ring is an O-ring supported by a rubber material, and an inner wall of the sealing ring is in close contact with the surface of the main body.
Preferably, the locking portion surface is provided with a manual tightening portion and a tool tightening portion.
Preferably, the manual tightening part and the tool tightening part are both in a hexagonal structure, and a plurality of anti-skid ribs which are parallel to each other are formed on the surface of the corresponding position of the manual tightening part.
To sum up, the utility model has the advantages that: 1. the plug of the mating piece is tightly propped against the sealing ring, and then the locking part is screwed to be in threaded connection with the mating piece, so that the stable connection and the waterproof sealing of a circuit can be realized, and the connection stability of a communication circuit is improved;
2. through set up manual portion of screwing up and the portion of screwing up of instrument in the sealing outside, can be convenient for carry out manual operation of screwing up and use the spanner to screw up, improve the convenient degree of line connection, improve the connection efficiency of circuit.
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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only 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 diagram of the explosion structure of the present invention;
fig. 2 is a schematic view of the exploded structure of the main body of the present invention;
fig. 3 is a schematic structural view of the needle holder and the locking portion of the present invention.
The reference numerals are explained below:
1. a main body; 2. a locking portion; 3. a jacket; 4. a wire rod; 5. a seal ring; 6. a needle inserting seat; 7. and (6) connecting pins.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the utility model provides a cam anti-loosening structure, including the main part 1 of cam anti-loosening structure, cooperate this main part 1 to connect the locking part 2 of external wiring fitting piece and the wire 4 of connecting main part 1, main part 1 surface circumference and locking part 2 inner wall circumference all are provided with the cam structure of joint fit, the outer side cover of the junction of wire 4 and main part 1 has overcoat 3, this overcoat 3 and wire 4 seal fit, overcoat 3 tip cover is in the main part 1 tip, and through bonding seal fixation, the main part 1 outside is provided with seal structure; the locking part 2 is of a hollow tubular structure, the locking part 2 is sleeved outside the main body 1 and is coaxial with the main body 1, and an internal thread in threaded fit with an external wiring fitting piece is formed on the inner wall of the locking part 2; external connection fitting piece surface forming has the external screw thread, and after external connection fitting piece and main part 1 butt joint, remove locking portion 2 and make it and external connection fitting piece surface thread engagement, twist locking portion 2, because there is the cam structure between main part 1 and the locking portion 2, can pull external connection fitting piece to main part 1 tip at the rotation in-process to make the tip top tight seal structure of external connection fitting piece, thereby improve the leakproofness of wiring.
As an optional implementation mode, the main body 1 consists of a pin seat 6 and a wiring pin 7, a circuit board matched with the wiring pin 7 for locking is embedded on the pin seat 6, and the wiring pin 7 is welded and fixed with the circuit board; the wiring contact pin 7 is fixedly connected with a wire core inside the wire 4 in an inserting manner; a first convex ring is formed on the surface of the needle inserting seat 6 in the circumferential direction, a second convex ring is formed on the inner wall of one end of the locking part 2 in the circumferential direction, the outer diameter of the first convex ring is larger than the inner diameter of the second convex ring, and the second convex ring is positioned on one side, facing the wire 4, of the first convex ring; the sealing structure is sleeved on a sealing ring 5 on the surface of the main body 1, and the sealing ring 5 is positioned on one side of the first boss, which is back to the wire 4; the sealing ring 5 is an O-shaped ring supported by rubber materials, and the inner wall of the sealing ring 5 is in close contact with the surface of the main body 1;
the surface of the locking part 2 is divided into two sections along the axial direction, namely a manual tightening part and a tool tightening part; the manual tightening part and the tool tightening part are both in a hexagonal structure, and a plurality of anti-skid ribs which are parallel to each other are formed on the surface of the corresponding position of the manual tightening part; the whole hexagonal nut form that is of locking portion 2, its surface can cooperate the spanner to carry out the operation of twisting, and wherein the position surface shaping that manual portion of screwing up corresponds has rather than axial parallel's antiskid muscle to when manual wiring, can improve the frictional force on finger and the 2 surfaces of locking portion, improve the compactness of manual screwing up.
The plug of the mating piece is tightly pressed against the sealing ring 5, and then the locking part 2 is screwed to be in threaded connection with the mating piece, so that stable connection and waterproof sealing of a circuit can be realized, and the connection stability of a communication circuit is improved;
through set up manual portion of screwing up and the portion of screwing up of instrument in the sealing outside, can be convenient for carry out manual operation of screwing up and use the spanner to screw up, improve the convenient degree of line connection, improve the connection efficiency of circuit.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The cam anti-loosening structure is characterized by comprising a main body (1) of the cam anti-loosening structure, a locking part (2) matched with the main body (1) and connected with an external wiring matching piece, and a wire (4) connected with the main body (1), wherein the surface circumference of the main body (1) and the inner wall circumference of the locking part (2) are both provided with cam structures in clamping fit, an outer sleeve (3) is sleeved outside the joint of the wire (4) and the main body (1), the outer sleeve (3) is in sealing fit with the wire (4), and a sealing structure is arranged outside the main body (1);
the locking part (2) is of a hollow tubular structure, the locking part (2) is sleeved on the outer side of the main body (1) and coaxial with the main body (1), and an internal thread matched with the external wiring matching piece is formed on the inner wall of the locking part (2).
2. The cam anti-loosening structure according to claim 1, wherein: the main body (1) consists of a pin seat (6) and a wiring pin (7), a circuit board matched with the wiring pin (7) for locking is embedded on the pin seat (6), and the wiring pin (7) is welded and fixed with the circuit board; and the wiring contact pin (7) is fixedly connected with the wire core inside the wire (4) in an inserting manner.
3. The cam anti-loosening structure according to claim 2, wherein: the plug pin seat (6) surface circumference shaping has first bulge loop, the inner wall circumference shaping of locking portion (2) one end has the second bulge loop, first bulge loop external diameter is greater than the second bulge loop internal diameter, and the second bulge loop is located first bulge loop orientation wire rod (4) one side.
4. The cam anti-loosening structure according to claim 3, wherein: the sealing structure is sleeved on a sealing ring (5) on the surface of the main body (1), and the sealing ring (5) is positioned on one side, back to the wire (4), of the first boss.
5. The cam anti-loosening structure according to claim 4, wherein: the sealing ring (5) is an O-shaped ring supported by rubber materials, and the inner wall of the sealing ring (5) is in close contact with the surface of the main body (1).
6. The cam anti-loosening structure according to claim 1, wherein: the surface of the locking part (2) is provided with a manual tightening part and a tool tightening part.
7. The cam anti-loosening structure according to claim 6, wherein: the manual tightening part and the tool tightening part are both of a hexagonal structure, and a plurality of anti-skid ribs which are parallel to each other are formed on the surface of the corresponding position of the manual tightening part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921537526.8U CN210092467U (en) | 2019-09-17 | 2019-09-17 | Cam anti-loosening structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921537526.8U CN210092467U (en) | 2019-09-17 | 2019-09-17 | Cam anti-loosening structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210092467U true CN210092467U (en) | 2020-02-18 |
Family
ID=69486455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921537526.8U Withdrawn - After Issue CN210092467U (en) | 2019-09-17 | 2019-09-17 | Cam anti-loosening structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210092467U (en) |
-
2019
- 2019-09-17 CN CN201921537526.8U patent/CN210092467U/en not_active Withdrawn - After Issue
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200218 Effective date of abandoning: 20200521 |
|
| AV01 | Patent right actively abandoned |