CN219843231U - Anti-drop structure of locking wire mechanism for industrial connector - Google Patents
Anti-drop structure of locking wire mechanism for industrial connector Download PDFInfo
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- CN219843231U CN219843231U CN202320922992.8U CN202320922992U CN219843231U CN 219843231 U CN219843231 U CN 219843231U CN 202320922992 U CN202320922992 U CN 202320922992U CN 219843231 U CN219843231 U CN 219843231U
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- thread part
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- internal thread
- boss
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- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000036316 preload Effects 0.000 abstract 1
- 210000004907 gland Anatomy 0.000 description 5
- 239000004020 conductor Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an anti-disengaging structure of a locking wire mechanism for an industrial connector, which belongs to the field of structural design of industrial connectors and comprises a shell and a locking wire nut; an external thread part is arranged on the outer wall of the upper end of the shell, and an internal thread part matched with the external thread part is arranged on the inner wall of the lockwire nut; an anti-falling boss is arranged on the outer wall of the shell above the external thread part, and the distance from the lower end of the anti-falling boss to the upper end of the external thread part is longer than the length of the internal thread part; the lockwire nut is sleeved at the upper end of the shell, the anti-falling boss passes through the internal thread part in an interference manner, and the lower end of the anti-falling boss abuts against the upper end of the internal thread part to form interference fit. The utility model has reasonable structural design, can pre-load the lockwire screw cap on the shell and prevent the lockwire screw cap from falling off, has simple structure, low production cost, is convenient for the subsequent wiring of users, and has good practicability.
Description
Technical Field
The utility model relates to an anti-drop structure of a locking wire mechanism for an industrial connector, and belongs to the field of industrial connector structural design.
Background
Industrial connectors are widely used in power connection of industrial equipment, industrial plugs and industrial sockets belong to industrial connectors, and when the industrial connectors are used, the industrial plugs and the industrial sockets are plugged, circuits among the equipment can be connected, so that electric connection among the equipment is realized, a wire clamping structure is generally configured on the industrial connectors for preventing wires from falling off, the wires are clamped, and the reliability of power connection is ensured.
As disclosed in patent document CN2543238Y, an industrial plug comprises a plug housing and a plug base, wherein the base is provided with a plug pin, the plug housing is composed of a screw thread press, a clamping sleeve and a housing main body, the clamping sleeve is a conical body and is composed of a plurality of valve clamping blocks and a sealing ring, the inner wall of the upper end of the plug housing main body is provided with a funnel-shaped member, the inner periphery of the funnel-shaped member is provided with a plurality of rib blocks, the clamping sleeve is arranged between the screw thread press cover and the funnel-shaped member, and the screw thread press cover is in screw thread connection with the housing main body; the cable is locked by matching a screw gland (equivalent to a locking nut) and a clamping sleeve, so as to prevent the cable from loosening. However, the structure of the industrial plug has the following defects: in order to prevent the screw gland and the internal clamping sleeve from loosening, the screw gland needs to be screwed on the plug housing during assembly of the industrial plug, and the screw gland is screwed down on site and then screwed down after a cable penetrates through the screw gland, so that the operation is complicated, and the structure of the existing industrial connector also needs to be optimized.
Disclosure of Invention
The utility model aims to provide a reasonable-design anti-falling structure of a locking wire mechanism for an industrial connector, which is characterized in that a locking wire nut is preassembled on a shell and is effectively prevented from falling off, the structure is simple and reliable, and the manufacturing cost is low.
The technical scheme for realizing the aim of the utility model is as follows:
the utility model relates to an anti-disengaging structure of a locking wire mechanism for an industrial connector, which comprises a shell and a locking wire nut;
an external thread part is arranged on the outer wall of the upper end of the shell, and an internal thread part matched with the external thread part is arranged on the inner wall of the lockwire nut;
an anti-drop boss is arranged on the outer wall of the shell above the external thread part, and the distance from the lower end of the anti-drop boss to the upper end of the external thread part is greater than the length of the internal thread part; the lockwire nut is sleeved on the upper end of the shell, the anti-falling boss passes through the internal thread part in an interference manner, and the lower end of the anti-falling boss abuts against the upper end of the internal thread part to form interference fit.
In a further technical scheme, the upper end of the anti-falling boss is a slope surface.
In a further technical scheme, the width of the anti-falling boss in the up-down direction is larger than the width of the thread groove in the internal thread part in the up-down direction.
In a further technical scheme, the anti-falling bosses are arranged close to the upper edge of the shell, and the number of the anti-falling bosses is at least two and uniformly distributed along the circumferential direction.
The utility model has the positive effects that: the anti-drop structure of the locking wire mechanism for the industrial connector is reasonable in design, when the locking wire screw cap is actually assembled, the locking wire screw cap is forcibly sleeved at the upper end of the shell, the anti-drop boss penetrates through the internal thread part in the locking wire screw cap in an interference mode, and the internal thread part is further limited between the anti-drop boss and the external thread part, so that the locking wire screw cap can be movably connected to the shell to realize the pre-assembly of the locking wire screw cap.
Drawings
In order to more clearly illustrate the embodiments of the present utility model 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. In the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions thereof are not necessarily drawn to scale.
FIG. 1 is a front view of the present utility model;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic view of the structure of the lockwire nut of the present utility model;
fig. 4 is a schematic view of the structure of the utility model with the housing and the lockwire nut separated.
The reference numerals shown in the figures are: 1-a housing; 11-an external thread portion; 12-an anti-falling boss; 121-a ramp surface; 2-lockwire nuts; 21-an internal thread portion; 22-thread groove.
Detailed Description
Embodiments of the technical scheme of the present utility model will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and thus are merely examples, and are not intended to limit the scope of the present utility model.
As shown in fig. 1 to 4, an anti-disengaging structure of a lock wire mechanism for an industrial connector in the present embodiment includes a housing 1, a lock wire member (corresponding to a clamping sleeve in patent document CN2543238Y, not shown in the drawings), and a lock wire nut 2; an external thread part 11 is arranged on the outer wall of the upper end of the shell 1, and an internal thread part 21 which is in fit connection with the external thread part 11 is arranged on the inner wall of the lockwire nut 2; the locking wire component is arranged in the upper end of the shell 1 and matched with the locking wire nut 2 to lock the cable, when the locking wire nut 2 is screwed on the shell 1, the locking wire component is pressed against and deformed to clamp the cable, and the locking wire component structure is the prior art and is not repeated in the implementation; an anti-drop boss 12 is arranged on the outer wall of the shell 1 above the external thread part 11, and the distance L1 from the lower end of the anti-drop boss 12 to the upper end of the external thread part 11 is greater than the length L2 of the internal thread part 21; the lockwire nut 2 is sleeved on the upper end of the shell 1, the anti-falling boss 12 passes through the internal thread part 21 in an interference manner, and after the anti-falling boss 12 passes through the internal thread part 21, the lower end of the anti-falling boss 12 is abutted against the upper end of the internal thread part 21 to form interference fit, so that the lockwire nut 2 and the lockwire part are limited on the shell 1; when in actual assembly, the locking wire screw cap 2 is sleeved at the upper end of the shell 1 by force, the anti-falling boss 12 passes through the internal thread part 21 in the locking wire screw cap 2 in an interference manner, and the internal thread part 21 is limited between the anti-falling boss 12 and the external thread part 11, so that the locking wire screw cap 2 can be movably connected to the shell 1 to realize preassembly, and the lower end of the anti-falling boss 12 is in abutting interference with the upper part of the internal thread part 21 when the locking wire screw cap 2 is at the preassembly position, so that the locking wire screw cap 2 can be prevented from falling off from the shell 1, the locking wire screw cap has good anti-falling effect, and has simple and feasible structure, simple assembly process and low manufacturing cost; after penetrating the cable conductor into the shell 1 and being connected with the wiring module in the on-site wiring, the internal thread part 21 and the external thread part 11 are matched in place by continuing to screw the lockwire nut 2, so that the cable conductor is locked through the lockwire nut 2 and the internal lockwire part, the wiring operation is convenient, and the use experience of a user can be effectively improved.
In order to facilitate sleeving the lockwire nut 2 on the housing 1, the upper end of the anti-falling boss 12 is provided with a slope surface 121 in the embodiment, and the slope surface 121 can play a guiding role in assembly.
In order to further prevent the lockwire nut 2 from being possibly separated from the housing 1, the width of the anti-falling boss 12 in the up-down direction is larger than the width of the thread groove 22 in the internal thread portion 21 in the up-down direction, so that the anti-falling boss 12 can be prevented from sliding out of the thread groove 22 when the lockwire nut 2 rotates relative to the housing 1, and the lockwire nut 2 is prevented from falling off, thereby enhancing the anti-falling effect.
In this embodiment, the anti-falling bosses 12 are disposed near the upper edge of the housing 1, as shown in the figure, the number of the anti-falling bosses 12 is two, and the two anti-falling bosses 12 are uniformly distributed along the circumferential direction; as an extension scheme, the number of the anti-falling bosses 12 is three or four in actual operation.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description.
Claims (4)
1. An anti-falling structure of a locking wire mechanism for an industrial connector comprises a shell (1) and a locking wire nut (2);
an external thread part (11) is arranged on the outer wall of the upper end of the shell (1), and an internal thread part (21) matched with the external thread part (11) is arranged on the inner wall of the locking thread nut (2);
the anti-falling device is characterized in that an anti-falling boss (12) is arranged above an external thread part (11) on the outer wall of the shell (1), and the distance (L1) from the lower end of the anti-falling boss (12) to the upper end of the external thread part (11) is larger than the length (L2) of the internal thread part (21); the lock wire nut (2) is sleeved on the upper end of the shell (1), the anti-falling boss (12) passes through the internal thread part (21) in an interference manner, and the lower end of the anti-falling boss (12) abuts against the upper end of the internal thread part (21) to form interference fit.
2. The anti-disengaging structure of a locking wire mechanism for an industrial connector according to claim 1, wherein the upper end of the anti-disengaging boss (12) is a slope surface (121).
3. The anti-slip structure of the lock wire mechanism for the industrial connector according to claim 1, wherein the width of the anti-slip boss (12) in the up-down direction is larger than the width of the thread groove (22) in the female thread portion (21) in the up-down direction.
4. A lock wire mechanism for an industrial connector according to any one of claims 1 to 3, wherein the lock wire mechanism is characterized in that the lock wire mechanism is provided with at least two lock wire bosses (12) which are uniformly distributed along the circumferential direction, and the lock wire mechanism is arranged near the upper edge of the housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320922992.8U CN219843231U (en) | 2023-04-13 | 2023-04-13 | Anti-drop structure of locking wire mechanism for industrial connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320922992.8U CN219843231U (en) | 2023-04-13 | 2023-04-13 | Anti-drop structure of locking wire mechanism for industrial connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219843231U true CN219843231U (en) | 2023-10-17 |
Family
ID=88306258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320922992.8U Active CN219843231U (en) | 2023-04-13 | 2023-04-13 | Anti-drop structure of locking wire mechanism for industrial connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219843231U (en) |
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2023
- 2023-04-13 CN CN202320922992.8U patent/CN219843231U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |