CN215343011U - Screw anti-loosening wiring terminal - Google Patents
Screw anti-loosening wiring terminal Download PDFInfo
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- CN215343011U CN215343011U CN202121223851.4U CN202121223851U CN215343011U CN 215343011 U CN215343011 U CN 215343011U CN 202121223851 U CN202121223851 U CN 202121223851U CN 215343011 U CN215343011 U CN 215343011U
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- screw
- fixedly connected
- side wall
- hole
- limiting rod
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Abstract
The utility model relates to the technical field of wiring terminals, in particular to a screw anti-loosening wiring terminal which comprises a wiring seat, wherein a wiring hole is formed in the middle of the wiring seat, an installation seat is fixedly connected to the upper end of the wiring seat, the installation seat is in an n shape, a threaded hole for connecting a screw is formed in the middle of the upper end of the installation seat, a first through hole for the screw to pass through is formed in the middle of the upper side wall of the wiring seat, a second through hole for a limiting rod to pass through is formed in the left side wall of the installation seat, and a boss is fixedly connected to the outer surface of the limiting rod and located on the inner side of the installation seat. According to the utility model, the screw is screwed, so that the screw rotates and moves downwards, the lower end of the screw extends into the groove, the upper line pressing plate is driven to move downwards in the process that the screw continuously moves downwards, and therefore, a cable is clamped between the upper line pressing plate and the lower line pressing plate, the screw is limited through the limiting rod, the screw is prevented from loosening, and the cable is prevented from loosening.
Description
Technical Field
The utility model relates to the technical field of wiring terminals, in particular to a screw looseness-prevention wiring terminal.
Background
The terminal is an accessory product for realizing electrical connection, and is industrially classified into a connector category. With the development of the electronic industry, the use range and the types of the wiring terminals are more and more, and the wiring terminals are used most widely, namely, the wiring terminals include a hardware terminal, a nut terminal, a spring terminal and the like besides a PCB terminal. The screw is easy to loosen and fall off in the use process of the existing wiring terminal, so that the wiring of the wiring terminal is not firm and the use is influenced. Therefore, a screw locking type terminal is proposed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a screw anti-loosening type wiring terminal to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a screw anti-loosening wiring terminal comprises a wiring seat, wherein a wiring hole is formed in the middle of the wiring seat, a mounting seat is fixedly connected to the upper end of the wiring seat, the mounting seat is n-shaped, a threaded hole for connecting a screw is formed in the middle of the upper end of the mounting seat, a first through hole for the screw to pass through is formed in the middle of the upper side wall of the wiring seat, a second through hole for the limiting rod to pass through is formed in the left side wall of the mounting seat, a boss is fixedly connected to the outer surface of the limiting rod and is located on the inner side of the mounting seat, a first spring is sleeved between the boss and the left side wall of the mounting seat and is located on the outer side of the limiting rod, an annular groove matched with the limiting rod is formed in the surface of the screw, a lower wire pressing plate is fixedly connected to the lower end of the wiring hole, two groups of second springs are fixedly connected to the upper side wall of the wiring hole, and the lower ends of the two groups of second springs are fixedly connected to an upper wire pressing plate, the outer left side wall fixedly connected with of connection terminal first connecting block, the outer right side wall of connection terminal just is located first connecting block, all seted up connecting thread hole on first connecting block and the second connecting block.
As a further optimization of the technical scheme, the left side wall and the right side wall of the first spring are fixedly connected with the mounting seat and the boss respectively.
As a further optimization of the technical scheme, the outer side of the limiting rod is fixedly connected with a handle.
As the further optimization of this technical scheme, it all is the arc setting with last line ball board to press line board down, press line board and last line ball board symmetry setting down.
As a further optimization of the technical scheme, the screw is sleeved with a spring washer at the upper end of the mounting seat.
As a further optimization of the technical scheme, the middle part of the upper end of the upper wire pressing plate is provided with a groove matched with the bottom of the screw.
Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the wiring end of a cable is placed between the lower line pressing plate and the upper line pressing plate in the wiring hole, then the handle is held by a hand, the limiting rod is pulled outwards, at the moment, the first spring is compressed by the boss to keep the limiting rod stable, then the screw is tightened to enable the screw to rotate and move downwards, the lower end of the screw extends into the groove, the upper line pressing plate is driven to move downwards in the process that the screw continuously moves downwards, so that the cable is clamped between the upper line pressing plate and the lower line pressing plate, the static friction force and the pre-tightening force are increased through the arrangement of the spring washer, the connection between the screw and the threaded hole is prevented from being loosened, then the handle is loosened, the first spring rebounds to enable the inner side of the limiting rod to be inserted into the annular groove, the screw is limited through the limiting rod, and the screw is prevented from being loosened, so that the cable is prevented from being loosened; through the setting of first connecting block and second connecting block, only need to place two sets of binding post together, take right side binding post's first connecting block in left side binding post's second connecting block upper end, then at the internal screw of connecting thread, can splice the binding post to make binding post splice according to the in-service use demand, guarantee cable and binding post's clean and tidy degree.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic top view of the present invention.
In the figure: 1. a wire holder; 2. a wiring hole; 3. a mounting seat; 4. a screw; 5. a limiting rod; 6. a boss; 7. a first spring; 8. an annular groove; 9. pressing the wire pressing plate; 10. a second spring; 11. a wire pressing plate is arranged; 12. a first connection block; 13. a second connecting block; 14. connecting the threaded hole; 15. a handle; 16. a spring washer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a screw looseness-prevention wiring terminal comprises a wiring seat 1, wherein a wiring hole 2 is formed in the middle of the wiring seat 1, an installation seat 3 is fixedly connected to the upper end of the wiring seat 1, the installation seat 3 is n-shaped, a threaded hole for connecting a screw 4 is formed in the middle of the upper end of the installation seat 3, a first through hole for the screw 4 to penetrate through is formed in the middle of the upper side wall of the wiring seat 1, a second through hole for the limiting rod 5 to penetrate through is formed in the left side wall of the installation seat 3, a boss 6 is fixedly connected to the outer surface of the limiting rod 5 and located on the inner side of the installation seat 3, a first spring 7 is sleeved between the boss 6 and the left side wall of the installation seat 3 and located on the outer side of the limiting rod 5, an annular groove 8 matched with the limiting rod 5 is formed in the surface of the screw 4, a lower wiring plate 9 is fixedly connected to the inner lower end of the wiring hole 2, and two groups of second springs 10 are fixedly connected to the upper side wall of the wiring hole 2, two sets of line ball board 11 is gone up to the common fixedly connected with of second spring 10 lower extreme, 1 outer right side wall of connection terminal just is located first connecting block 12, 1 outer left side wall lower extreme fixedly connected with second connecting block 13 of connection terminal, connecting thread hole 14 has all been seted up on first connecting block 12 and the second connecting block 13.
Specifically, the left side wall and the right side wall of the first spring 7 are respectively and fixedly connected with the mounting seat 3 and the boss 6.
Specifically, the handle 15 is fixedly connected to the outer side of the limiting rod 5, the handle 15 is held by a hand, and the limiting rod 5 is convenient to move.
Specifically, lower line ball board 9 all is the arc setting with last line ball board 11, line ball board 9 sets up with last line ball board 11 symmetry down, through line ball board 9 and last line ball board 11 combined action down, presss from both sides tight fixedly to the cable.
Specifically, the screw 4 is provided with the spring washer 16 which is sleeved at the upper end of the mounting seat 3, and the static friction force and the pretightening force are increased through the arrangement of the spring washer 16, so that the screw 4 is prevented from being connected with the threaded hole.
Specifically, go up line ball board 11 upper end middle part seted up with 4 bottom assorted recesses of screw, rotate and the downstream through screw 4 for 4 lower extremes of screw stretch into in the recess, move down on the in-process drive of screw 4 continuous downstream, thereby press from both sides the cable tightly.
In particular, when in use, the cable terminal part is placed between the lower pressure plate 9 and the upper pressure plate 11 in the wiring hole 2, then the handle 15 is held by hand, the limiting rod 5 is pulled outwards, at the moment, the first spring 7 is compressed by the lug boss 6, the stability of the limiting rod 5 is kept, then the screw 4 is tightened, so that the screw 4 is rotated and moved downwards, the lower end of the screw 4 is inserted into the groove, the screw 4 drives the upper line pressing plate 11 to move downwards in the process of continuously moving downwards, so that the cable is clamped between the upper line pressing plate 11 and the lower line pressing plate 9, by arranging the spring washer 16, the static friction force and the pretightening force are increased, the connection between the screw 4 and the threaded hole is prevented from loosening, then the handle 15 is loosened, the first spring 7 rebounds, so that the inner side of the limiting rod 5 is inserted into the annular groove 8, the limiting rod 5 is used for limiting the screw 4, so that the screw 4 is prevented from loosening, and the cable is prevented from loosening; through the setting of first connecting block 12 and second connecting block 13, only need to place two sets of binding post together, take right side binding post's first connecting block 12 in left side binding post's second connecting block 13 upper end, then screw up in connecting screw hole 14, can splice the binding post to make binding post splice according to the in-service use demand, guarantee cable and binding post's clean and tidy degree.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a locking type binding post of screw, includes wire holder (1), its characterized in that: the wire holder is characterized in that a wire connecting hole (2) is formed in the middle of the wire holder (1), the upper end of the wire holder (1) is fixedly connected with an installation seat (3), the installation seat (3) is n-shaped, a threaded hole for connecting a screw (4) is formed in the middle of the upper end of the installation seat (3), a first through hole for the screw (4) to pass through is formed in the middle of the upper side wall of the wire holder (1), a second through hole for the limiting rod (5) to pass through is formed in the left side wall of the installation seat (3), a boss (6) is fixedly connected to the outer surface of the limiting rod (5) and positioned on the inner side of the installation seat (3), a first spring (7) is sleeved on the outer side of the limiting rod (5) and positioned between the boss (6) and the left side wall of the installation seat (3), an annular groove (8) matched with the limiting rod (5) is formed in the surface of the screw (4), and a lower end of the wire connecting hole (2) is fixedly connected with a lower wire pressing plate (9), go up two sets of second springs (10) of lateral wall fixedly connected with in wiring hole (2), it is two sets of line ball board (11) are gone up to the common fixedly connected with of second spring (10) lower extreme, first connecting block (12) of left side wall fixedly connected with outside wire holder (1), the outer right side wall of wire holder (1) just is located first connecting block (12) lower extreme fixedly connected with second connecting block (13), connecting thread hole (14) have all been seted up on first connecting block (12) and second connecting block (13).
2. A screw locking type terminal according to claim 1, wherein: the left side wall and the right side wall of the first spring (7) are respectively and fixedly connected with the mounting seat (3) and the boss (6).
3. A screw locking type terminal according to claim 1, wherein: and a handle (15) is fixedly connected to the outer side of the limiting rod (5).
4. A screw locking type terminal according to claim 1, wherein: lower line ball board (9) and last line ball board (11) all are the arc setting, line ball board (9) and last line ball board (11) symmetry set up down.
5. A screw locking type terminal according to claim 1, wherein: and a spring washer (16) is sleeved on the screw (4) and positioned at the upper end of the mounting seat (3).
6. A screw locking type terminal according to claim 1, wherein: the middle part of the upper end of the upper line pressing plate (11) is provided with a groove matched with the bottom of the screw (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121223851.4U CN215343011U (en) | 2021-06-03 | 2021-06-03 | Screw anti-loosening wiring terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121223851.4U CN215343011U (en) | 2021-06-03 | 2021-06-03 | Screw anti-loosening wiring terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215343011U true CN215343011U (en) | 2021-12-28 |
Family
ID=79550319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121223851.4U Active CN215343011U (en) | 2021-06-03 | 2021-06-03 | Screw anti-loosening wiring terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215343011U (en) |
-
2021
- 2021-06-03 CN CN202121223851.4U patent/CN215343011U/en active Active
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