CN220934420U

CN220934420U - Anticreep structure

Info

Publication number: CN220934420U
Application number: CN202322848535.1U
Authority: CN
Inventors: 吴泽生
Original assignee: Shenzhen Chengkong Electronics Co ltd
Current assignee: Shenzhen Chengkong Electronics Co ltd
Priority date: 2023-10-24
Filing date: 2023-10-24
Publication date: 2024-05-10
Anticipated expiration: 2033-10-24

Abstract

The utility model relates to the technical field of electric leakage prevention, in particular to an electric leakage prevention structure, which comprises a shell, wherein one end of the shell is provided with a wire inlet hole, one side of the shell is provided with a connecting part, a wire pressing part is arranged in the shell, and the lower end of the wire pressing part is connected with a stitch; according to the utility model, the pressing block is driven by the cover plate to fix the wire on the connecting part, and then the wire is fixed by the wedge-shaped block and the clamping groove, and as the round hole is arranged at the middle part of the pressing block, the wire can be deformed according to the thickness of the wire and pressed, the wire is inserted into the wire inlet hole through the plug, the connecting part is fixed, the wire is convenient to insert and pull, and the wire is convenient to replace, and meanwhile, the insulation skin at the outer side of the wire is prevented from being damaged after the wire is pressed, so that electric leakage is caused; secondly, in the utility model, the plug and the wire inlet hole are sealed by the matching of the sealing ring and the ring groove, and a damping effect is generated, so that water vapor is prevented from entering the shell to corrode the metal spring piece and cause electric leakage.

Description

Anticreep structure

Technical Field

The utility model relates to the technical field of electric leakage prevention, in particular to an electric leakage prevention structure.

Background

The analog input module is a device for collecting analog signals of a remote site to a computer, utilizes an RS-485 bus as a data communication line, provides an analog to 485 function, can input analog to the module at the same time, and transmits the analog to the computer through the RS-485 bus.

The analog input module is usually connected by using a wiring terminal, for example, chinese patent publication No. CN213936579U discloses a wiring terminal, which includes a screw, a pressing plate, a conductive connecting piece, an elastic limiting piece, a conductive elastic piece, a nut and a wiring seat; the screw comprises a screw cap and a screw rod; the nail rod comprises a first rod, a second rod and a third rod; the second rod is provided with external threads; the pressing plate and the guide tab are respectively provided with a first via hole and a second via hole; the nut is provided with an internal thread; the wire holder is provided with a first limit groove; the first limit groove is provided with a first accommodating groove; the first limit groove is provided with a third via hole; the wire holder is provided with a second limit groove; after the assembly, the screw, the pressing plate, the guide tab and the nut are all limited on the wire holder, and are not easy to scatter in the transportation process.

Most of the existing wiring terminals adopt bolts or spring pieces to fix wires, fall off in device clamping, electric leakage can be caused, and the butt joint wires cannot be stably caused to fall off, so that electric leakage is prevented.

Disclosure of utility model

The utility model aims to solve the defects in the prior art and provides an anti-creeping structure.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The anti-creeping structure comprises a shell, wherein one end of the shell is provided with a wire inlet hole, one side of the shell is provided with a connecting part, a wire pressing part is arranged in the shell, and the lower end of the wire pressing part is fixedly connected with a stitch;

Still be provided with drive part in the casing, drive part is used for driving the line ball part and opens and shut, wherein, connecting part and entrance hole produce the damping through sealing member and carry out the joint.

Further, the connecting part comprises a fixed bin, a plug is arranged at one end of the fixed bin, the plug is inserted into the wire inlet hole, a pressing part is arranged at the upper end of the fixed bin, and the pressing part is rotationally connected with the fixed bin.

Further, the compressing element includes the apron, the apron rotates with fixed storehouse to be connected the both sides surface of fixed storehouse is provided with the draw-in groove, the one end of apron is provided with the wedge, the wedge passes through the draw-in groove joint with fixed storehouse the inboard of apron is provided with the briquetting central part is provided with the round hole, the rubber piece of briquetting.

Further, the line ball part includes metal spring leaf, metal spring leaf's one end is connected with the stitch be provided with the sheetmetal in the top in the casing, metal spring leaf's one end and sheetmetal are in contact.

Further, the drive component includes the fixed column, fixed column and casing fixed connection, the surface of metal spring piece is provided with arc portion and cooperatees with the fixed column, the surface of casing is provided with the removal groove rotate on the fixed column and be connected with the connecting block, the one end of connecting block is located the removal inslot and places the tip outside the casing, the surface of connecting block is provided with the fluting, the one end of metal spring piece is through fluting and connecting block joint.

Further, the sealing part comprises a sealing ring arranged on the periphery of the inner wall of the wire inlet hole, a ring groove matched with the sealing ring is arranged on the periphery of the plug, and the sealing ring is abutted to the ring groove.

The anti-creeping structure provided by the utility model has the beneficial effects that: according to the utility model, the pressing block is driven by the cover plate to fix the wire on the connecting part, and then the wire is fixed by the wedge-shaped block and the clamping groove, and as the round hole is arranged at the middle part of the pressing block, the wire can be deformed according to the thickness of the wire and pressed, the wire is inserted into the wire inlet hole through the plug, the connecting part is fixed, the wire is convenient to insert and pull, and the wire is convenient to replace, and meanwhile, the insulation skin at the outer side of the wire is prevented from being damaged after the wire is pressed, so that electric leakage is caused;

Secondly, in the utility model, the plug and the wire inlet hole are sealed by the matching of the sealing ring and the ring groove, and a damping effect is generated, so that water vapor is prevented from entering the shell to corrode the metal spring piece and cause electric leakage.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the connecting member of the present utility model;

FIG. 3 is a schematic cross-sectional view of the present utility model;

Fig. 4 is an enlarged schematic view of the structure of the area a of fig. 3 according to the present utility model.

In the figure: 1. a housing; 11. a wire inlet hole; 12. a stitch; 2. a connecting member; 21. a fixed bin; 22. a plug; 3. a wire pressing member; 31. a metal spring piece; 32. a metal sheet; 4. a driving part; 41. fixing the column; 42. a connecting block; 5. a sealing member; 51. a seal ring; 6. a pressing member; 61. a cover plate; 62. wedge blocks; 63. and (5) briquetting.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-4, an anti-creeping structure comprises a casing 1, wherein one end of the casing 1 is provided with a wire inlet hole 11, one side of the casing 1 is provided with a connecting component 2, a wire pressing component 3 is arranged in the casing 1, and the lower end of the wire pressing component 3 is fixedly connected with a stitch 12;

The shell 1 is internally provided with a driving part 4, the driving part 4 is used for driving the line pressing part 3 to open and close, wherein the connecting part 2 and the line inlet 11 are clamped by damping generated by the sealing part 5, the connecting part 2 is used for fixing a wire, then the connecting part 2 is inserted into the line inlet, and the driving part 4 is loosened and the wire is pressed due to the fact that the connecting part 2 and the line inlet 11 are clamped by damping generated by the sealing part 5.

Further, the connecting component 2 comprises a fixed bin 21, a plug 22 is arranged at one end of the fixed bin 21, the plug 22 is inserted into the wire inlet hole 11, a pressing component 6 is arranged at the upper end of the fixed bin 21, and the pressing component 6 is rotationally connected with the fixed bin 21.

Still further, the compressing element 6 includes the cover plate 61, the said cover plate 61 rotates with fixed storehouse 21 to connect, there are clamping grooves on both sides surface of the said fixed storehouse 21, there are wedge blocks 62 on one end of the said cover plate 61, the said wedge block 62 is fastened with fixed storehouse 21 through the clamping groove, there are pressing blocks 63 on the inboard of the said cover plate 61, there are round holes in the centre of the said pressing block 63, the said rubber block of pressing block 63, the utility model rotates the cover plate 61 to drive the pressing block 63 to fix the wire on connecting element 2, then fix it through wedge block 62 and clamping groove cooperation, because the middle part of the pressing block 63 has round holes, can produce deformation according to the wire thickness, and compress the wire.

The wire pressing component 3 comprises a metal spring piece 31, one end of the metal spring piece 31 is connected with the pin 12, a metal sheet 32 is arranged above the inside of the shell 1, one end of the metal spring piece 31 is abutted against the metal sheet 32, and the wire is pressed by the elasticity of the metal spring piece 31 through the abutting of one end of the metal spring piece 31 against the metal sheet 32.

Also, the driving member 4 includes a fixed column 41, the fixed column 41 is fixedly connected with the housing 1, an arc portion is provided on the surface of the metal spring piece 31 and is matched with the fixed column 41, a moving groove is provided on the surface of the housing 1, a connecting block 42 is rotatably connected to the fixed column 41, one end of the connecting block 42 is located in the moving groove and places the end outside the housing 1, a slot is provided on the surface of the connecting block 42, and one end of the metal spring piece 31 is clamped with the connecting block 42 through the slot.

It should be noted that, the sealing member 5 includes a sealing ring 51 disposed on a circumference of an inner wall of the wire inlet 11, a ring groove matching with the sealing ring 51 is disposed on a circumference of the plug 22, the sealing ring 51 is in contact with the ring groove, and the plug 22 and the wire inlet 11 are sealed by matching the sealing ring 51 with the ring groove, so as to generate a damping effect, and prevent water vapor from entering the housing to corrode the metal spring piece 31 and cause electric leakage.

The working mode is as follows; during operation, drive briquetting 63 through apron 61 and fix the wire on adapting unit 2, later it is fixed with the draw-in groove cooperation through wedge 62, owing to the middle part of briquetting 63 is provided with the round hole, can produce deformation according to the wire thickness difference, and compress tightly the wire, insert in the entrance hole 11 through plug 22, fix adapting unit 2, conveniently plug the wire, when changing the wire, it is comparatively convenient, prevent simultaneously pressing wire back with wire outside insulating skin damage, lead to electric leakage, open metal spring piece 31 through promoting connecting block 42, make things convenient for the wire to stretch into, and inconsistent with metal piece 32 through one end of metal spring piece 31, because the elasticity of metal spring piece 31 compresses tightly the wire, seal plug 22 and entrance hole 11 through sealing washer 51 and annular cooperation, and produce the damping effect, prevent that steam from entering into inside the casing corrodes metal 31, lead to electric leakage.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. An anticreep structure, includes casing (1), its characterized in that: one end of the shell (1) is provided with a wire inlet hole (11), one side of the shell (1) is provided with a connecting component (2), a wire pressing component (3) is arranged in the shell (1), and the lower end of the wire pressing component (3) is connected with a stitch (12);

Still be provided with drive part (4) in casing (1), drive part (4) are used for driving line ball part (3) and open and shut, wherein, connecting part (2) and entrance hole (11) produce the damping through sealing member (5) and carry out the joint.

2. An anti-creep structure according to claim 1, wherein: the connecting component (2) comprises a fixed bin (21), a plug (22) is arranged at one end of the fixed bin (21), the plug (22) is inserted into the wire inlet hole (11), a pressing component (6) is arranged at the upper end of the fixed bin (21), and the pressing component (6) is rotationally connected with the fixed bin (21).

3. An anti-creep structure according to claim 2, wherein: the compressing part (6) comprises a cover plate (61), the cover plate (61) is rotationally connected with the fixed bin (21), clamping grooves are formed in the surfaces of two sides of the fixed bin (21), a wedge-shaped block (62) is arranged at one end of the cover plate (61), the wedge-shaped block (62) is clamped with the fixed bin (21) through the clamping grooves, a pressing block (63) is arranged on the inner side of the cover plate (61), a round hole is formed in the center of the pressing block (63), and rubber blocks of the pressing block (63) are arranged on the inner side of the cover plate.

4. An anti-creep structure according to claim 3, wherein: the wire pressing component (3) comprises a metal spring piece (31), one end of the metal spring piece (31) is connected with the pin (12), a metal sheet (32) is arranged above the inside of the shell (1), and one end of the metal spring piece (31) is in contact with the metal sheet (32).

5. An anticreep structure according to claim 4, characterized in that: the driving component (4) comprises a fixing column (41), the fixing column (41) is fixedly connected with the shell (1), an arc-shaped part is arranged on the surface of the metal spring piece (31) and is matched with the fixing column (41), a moving groove is formed in the surface of the shell (1), a connecting block (42) is rotationally connected to the fixing column (41), one end of the connecting block (42) is located in the moving groove and places the end outside the shell (1), a groove is formed in the surface of the connecting block (42), and one end of the metal spring piece (31) is connected with the connecting block (42) in a clamping mode through the groove.

6. An anti-creep structure according to claim 2, wherein: the sealing component (5) comprises a sealing ring (51) arranged on the periphery of the inner wall of the wire inlet hole (11), a ring groove matched with the sealing ring (51) is arranged on the periphery of the plug (22), and the sealing ring (51) is in contact with the ring groove.