CN220326028U - Current protection device is forced in natural gas station area - Google Patents

Abstract

The utility model provides a current protection device is forced in natural gas station area, relates to the natural gas field, including overcurrent protector organism, overcurrent protector organism one side surface is equipped with the socket, the socket surface activity is pegged graft and is had the casing, the casing includes shell, inner shell and support frame, the inner shell is located the shell inner chamber, and connects through the support frame between shell and the inner shell, the socket surface activity is pegged graft and is had fixed hoop, the socket is offered to casing surface symmetry, socket inner chamber activity is pegged graft has the location voussoir; the utility model discloses an adopt double-deck shell structure, can promote the structural strength of casing, form the district that collapses between shell and the inner shell simultaneously, can play the effect of buffering to the impact force, promote the protection to overcurrent protector organism, shell and support frame adopt insulating material, can play insulating effect, avoid the electric current to transmit to the erection equipment on, security when can promoting the use.

Description

Current protection device is forced in natural gas station area

Technical Field

The utility model relates to the field of natural gas, in particular to a natural gas station area forced current protection device.

Background

In the conveying process of natural gas, a station is required to be arranged on a pipeline, the natural gas in the pipeline is pressurized through the station, the conveying efficiency of the natural gas can be improved, pressurizing equipment in the station is high-power electric equipment, and an overcurrent protector is arranged on the circuit for improving the safety of the pipeline and is a device for protecting current overload. When the motor is in the setting state, the relay in the protection can be automatically released, and the protector is out of the protection state, so that misoperation of the motor in the setting state is effectively prevented. The method can be widely applied to the protection and monitoring of industrial three-phase motors and other electrical appliances in the mechanical, metallurgical, building material, chemical and textile industries.

The existing GDB-1 type over-current over-voltage protector has a single-layer structure, and can cause certain damage to the over-voltage protector when being extruded or collided by external force, meanwhile, the shell is made of metal, and is in contact with a mounting cabinet, when the over-current over-voltage protector breaks down, current can be transmitted to the mounting cabinet, and electric shock accidents can be easily caused when the mounting cabinet is contacted with the over-current over-voltage protector, so that the problem is solved.

Disclosure of Invention

Object of the utility model

In order to solve the technical problems in the background art, the utility model provides a natural gas station area forced current protection device, which can improve the structural strength of a shell by adopting a double-layer shell structure, and meanwhile, a crumple zone is formed between an outer shell and an inner shell, so that the impact force can be buffered, the protection of an overcurrent protector body is improved, the outer shell and a supporting frame are made of insulating materials, the insulating effect can be achieved, the current is prevented from being transmitted to installation equipment, and the safety in use can be improved.

(II) technical scheme

In order to solve the problems, the utility model provides a natural gas station area forced current protection device, which comprises an overcurrent protector body, wherein a plug seat is arranged on one side surface of the overcurrent protector body, a shell is movably plugged on the surface of the plug seat, the shell comprises an outer shell, an inner shell and a supporting frame, the inner shell is positioned in an inner cavity of the outer shell, and the outer shell and the inner shell are connected through the supporting frame;

the surface of the plug seat is movably plugged with a fixed hoop, the outer surface of the shell is symmetrically provided with plug grooves, and the inner cavity of each plug groove is movably plugged with a positioning wedge block.

Preferably, the inclined plane of the positioning wedge block is abutted against the inner wall of the fixed hoop, and the end part of the positioning wedge block is connected with a draw hook.

Preferably, a connecting terminal is arranged on the surface of one end of the shell, which is far away from the plug-in seat.

Preferably, the bottom of the wiring terminal is symmetrically provided with a sliding seat, and the surface of the sliding seat is slidably provided with a lifting frame.

Preferably, the surface of the lifting frame is connected with a lower clamping seat through a diagonal rod, and an upper clamping seat is movably arranged on the upper surface of the lower clamping seat.

Preferably, the positions of the lower clamping seat and the upper clamping seat corresponding to the positions of the wiring terminal insertion holes are provided with positioning holes, and rubber rings are arranged on the inner walls of the positioning holes.

Preferably, fixed screw rods are arranged at two ends of the upper surface of the lower clamping seat, the end parts of the fixed screw rods penetrate through the cavity wall of the upper clamping seat, and screw caps are connected to the surfaces of the fixed screw rods in a threaded manner.

The technical scheme of the utility model has the following beneficial technical effects:

1. the utility model discloses an adopt double-deck shell structure, can promote the structural strength of casing, form the district that collapses between shell and the inner shell simultaneously, can play the effect of buffering to the impact force, promote the protection to overcurrent protector organism, shell and support frame adopt insulating material, can play insulating effect, avoid the electric current to transmit to the erection equipment on, security when can promoting the use.

2. This novel insert the locating wedge block in the jack groove and the butt is on fixed hoop inner wall, and accessible locating wedge block is spacing to fixed hoop, pulls out the locating wedge block from jack groove inner chamber through the drag hook, can realize the quick installation and the dismantlement to overcurrent protector organism.

Drawings

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

FIG. 2 is a schematic view of another view angle structure of the present utility model;

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

fig. 4 is a schematic view of a clip seat disassembling mechanism according to the present utility model.

Reference numerals:

1. an overcurrent protector body; 2. a socket; 3. a housing; 31. a housing; 32. an inner case; 33. a support frame; 4. a fixing hoop; 5. a plug-in groove; 6. positioning wedge blocks; 7. a drag hook; 8. a connection terminal; 9. a slide; 10. a lifting frame; 11. a lower clamping seat; 12. an upper clamping seat; 13. positioning holes; 14. a rubber ring.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.

As shown in fig. 1-4, the natural gas station area forced current protection device provided by the utility model comprises an overcurrent protector body 1, wherein a plug seat 2 is arranged on one side surface of the overcurrent protector body 1, a shell 3 is movably plugged on the surface of the plug seat 2, the shell 3 comprises an outer shell 31, an inner shell 32 and a supporting frame 33, the inner shell 32 is positioned in an inner cavity of the outer shell 31, and the outer shell 31 and the inner shell 32 are connected through the supporting frame 33;

the surface of the plug seat 2 is movably plugged with a fixed hoop 4, the outer surface of the shell 3 is symmetrically provided with plug grooves 5, the inner cavity of each plug groove 5 is movably plugged with a positioning wedge block 6, the inclined surface of each positioning wedge block 6 is abutted to the inner wall of the fixed hoop 4, and the end part of each positioning wedge block 6 is connected with a draw hook 7.

It should be noted that, the end of the casing 3 is fixedly inserted with the socket 2, the casing 3 is composed of an outer casing 31 and an inner casing 32, the outer casing 31 and the inner casing 32 are connected by a supporting frame 33, the structural strength of the casing 3 can be improved by adopting a double-layer casing structure, meanwhile, a crumple zone is formed between the outer casing 31 and the inner casing 32, the impact force can be buffered, the protection of the overcurrent protector body 1 is improved, the outer casing 31 and the supporting frame 33 are made of insulating materials, the insulating effect can be achieved, the current is prevented from being transmitted to the installation equipment, and the safety in use can be improved;

the inclined plane butt of location voussoir 6 can be fixed hoop 4 at fixed hoop 4 inner wall, pulls out location voussoir 6 from jack groove 5 through drag hook 7, can take out fixed hoop 4, realizes the quick installation and the dismantlement to overcurrent protector organism 1.

In an alternative embodiment, the housing 3 is provided with a terminal 8 at an end surface remote from the socket 2.

The overcurrent protector body 1 is connected to a cable through a connection terminal 8.

Preferably, the bottom of the wiring terminal 8 is symmetrically provided with a sliding seat 9, the surface of the sliding seat 9 is slidably provided with a lifting frame 10, the surface of the lifting frame 10 is connected with a lower clamping seat 11 through a diagonal rod, the upper surface of the lower clamping seat 11 is movably provided with an upper clamping seat 12, the positions of the lower clamping seat 11 and the upper clamping seat 12 corresponding to the positions of the jacks of the wiring terminal 8 are provided with positioning holes 13, and the inner wall of each positioning hole 13 is provided with a rubber ring 14.

It should be noted that, lifting frame 10 rises under the effect of the direction of slide 9, makes the position of locating hole 13 flush with the position of binding post 8 jack, can lock lifting frame 10 through locking the lead screw, goes up anchor clamps 12 and lower anchor clamps 11 and mutually support accessible locating hole 13 and carry out the centre gripping to the cable, can realize fixing the cable, promotes the stability of junction, avoids the cable to take place to drop, and locating hole 13 inner wall contacts with the cable surface through rubber circle 14, prevents that the cable surface from taking place wearing and tearing, promotes the surface to the cable insulation skin.

In an alternative embodiment, two ends of the upper surface of the lower clamping seat 11 are provided with fixing screws, the ends of the fixing screws penetrate through the cavity wall of the upper clamping seat 12, and the surfaces of the fixing screws are connected with nuts in a threaded manner.

The upper holder 12 may be fixed by the cooperation of the fixing screw and the nut.

According to the utility model, the end part of the shell 3 is fixedly spliced with the plug seat 2, the shell 3 is composed of the outer shell 31 and the inner shell 32, the outer shell 31 and the inner shell 32 are connected through the supporting frame 33, the structural strength of the shell 3 can be improved by adopting a double-layer shell structure, a crumple zone is formed between the outer shell 31 and the inner shell 32, the impact force can be buffered, the protection of the overcurrent protector body 1 is improved, the outer shell 31 and the supporting frame 33 are made of insulating materials, the insulating effect can be achieved, the current is prevented from being transferred to a mounting device, the safety in use can be improved, the fixing hoop 4 is spliced on the shell 3 and abutted to the fixing part, the positioning wedge block 6 is inserted into the plug groove 5 and abutted to the inner wall of the fixing hoop 4, the positioning wedge block 6 can be pulled out of the inner cavity of the plug groove 5 through the drag hook 7, the quick mounting and dismounting of the overcurrent protector body 1 can be achieved, the overcurrent protector 1 is connected with a cable through the wiring terminal 8, the lifting frame 10 is prevented from being lifted to the position of the cable carrier 13 under the guide effect of 9, the cable clamping hole 13 can be prevented from being clamped by the lifting frame, the positioning wedge block is prevented from being in contact with the inner wall of the fixing seat 13, and the cable clamping hole is prevented from being clamped by the surface of the cable 13.

Claims (7)

1. The utility model provides a natural gas station area imposition electric current protection device, includes overcurrent protector organism (1), its characterized in that, overcurrent protector organism (1) one side surface is equipped with socket (2), socket (2) surface activity grafting has casing (3), casing (3) are including shell (31), inner shell (32) and support frame (33), inner shell (32) are located shell (31) inner chamber, and connect through support frame (33) between shell (31) and inner shell (32);

the surface of the plug seat (2) is movably plugged with a fixed hoop (4), plug grooves (5) are symmetrically formed in the outer surface of the shell (3), and a positioning wedge block (6) is movably plugged in the inner cavity of each plug groove (5).

2. A natural gas terminal area imposed current protection device according to claim 1, characterized in that the inclined surface of the locating wedge (6) is abutted against the inner wall of the fixing hoop (4), and the end of the locating wedge (6) is connected with a draw hook (7).

3. A natural gas terminal area imposed current protection device according to claim 1, characterized in that the end surface of the housing (3) remote from the socket (2) is provided with a connection terminal (8).

4. A natural gas terminal area imposed current protection device according to claim 3, characterized in that the bottom of the connection terminal (8) is symmetrically provided with a sliding seat (9), and the surface of the sliding seat (9) is slidingly provided with a lifting frame (10).

5. The natural gas station area imposed current protection device according to claim 4, characterized in that the surface of the lifting frame (10) is connected with a lower clamping seat (11) through a diagonal rod, and the upper surface of the lower clamping seat (11) is movably provided with an upper clamping seat (12).

6. The natural gas station area imposed current protection device according to claim 5, wherein positioning holes (13) are formed in positions of the lower clamping seat (11) and the upper clamping seat (12) corresponding to insertion holes of the wiring terminals (8), and rubber rings (14) are arranged on the inner walls of the positioning holes (13).

7. A natural gas terminal area imposed current protection device according to claim 6, characterized in that both ends of the upper surface of the lower clamping seat (11) are provided with fixed screw rods, the ends of the fixed screw rods penetrate through the cavity wall of the upper clamping seat (12), and the surfaces of the fixed screw rods are connected with screw caps in a threaded manner.