CN219477247U - Switch connection structure of switch board - Google Patents

Abstract

The utility model discloses a switch connection structure of a power distribution cabinet, which is arranged in the power distribution cabinet and comprises a copper bar, wherein an insulating cover is arranged on an upper cover of the copper bar, detection ports are formed at the upper end and the lower end of the insulating cover, a first baffle plate and a second baffle plate are respectively hinged and installed through hinges, fixing components are symmetrically arranged above two sides of the second baffle plate, each fixing component comprises an L-shaped inserted rod inserted in the second baffle plate, a telescopic rod is installed on the inner side surface of the top end of the L-shaped inserted rod at the position corresponding to the L-shaped inserted rod on the outer surface of the second baffle plate, a fixing plate is arranged at the other end of the telescopic rod, the fixing plate is fixed on the insulating cover, a spring is sleeved outside the telescopic rod and fixedly connected between the fixing plate and the L-shaped inserted rod, and when the L-shaped inserted rod is inserted in a slot, the spring is in a stretching state; in a natural state, when the spring is neither stretched nor compressed, a gap is also present between the end of the L-shaped plunger and the surface of the insulating cover.

Description

Switch connection structure of switch board

Technical Field

The utility model relates to the technical field of power distribution cabinets, in particular to a switch connection structure of a power distribution cabinet.

Background

The power distribution cabinet transfer power distribution cabinet, the illumination power distribution cabinet and the metering cabinet are final-stage equipment of a power distribution system. The power distribution cabinet is a generic name of a motor control center. The power distribution cabinet is used in the occasions with dispersed load and less loops; the motor control center is used for occasions with concentrated load and more loops. At present, after an outgoing line terminal line contact of a main switch and an incoming line terminal line contact of a sub-switch are connected with each other in a power distribution cabinet, the line contact is exposed outside, and workers touch the line contact easily due to misoperation in the working process, so that electric shock is caused.

According to the retrieved publication CN213905834U, it is possible to prevent the electric shock of the staff by installing an insulating cover on the outgoing line termination contact, the copper bar and the incoming line termination contact. Meanwhile, a detection port is formed in the insulating cover and corresponds to the wire outlet terminal contact and the wire inlet terminal contact, and a baffle is rotationally arranged in the detection port, so that the baffle can conveniently turn over to detect the wire connection contact. But its baffle that sets up on inlet wire terminating line contact, need upwards overturn when carrying out detection work, and not set up in this patent and can fix this baffle structure, in detection work in-process, the baffle overturns easily and drops and cause the interference to temperature probe.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a switch connection structure of a power distribution cabinet, and when detection work is required to be carried out on a wire inlet end connecting contact, a second baffle can be fixed by using a fixing assembly after being turned upwards, so that interference to the work of a temperature measuring probe caused by the rotation falling of the second baffle when the temperature measuring probe works can be prevented.

In order to solve the technical problems, the utility model provides the following technical scheme: the switch connection structure of the power distribution cabinet is arranged in the power distribution cabinet and comprises copper bars, the copper bars are fixedly connected between a main switch and a disconnecting switch through bolts, an insulating cover is arranged on an upper cover of each copper bar, detection ports are formed in the upper end and the lower end of each insulating cover, a first baffle and a second baffle are respectively hinged and installed through hinges in the two detection ports, two groups of fixing components used for fixing the second baffle are symmetrically arranged above two sides of the second baffle, each fixing component comprises an L-shaped inserted rod inserted in the second baffle, a slot is formed in the outer surface of each second baffle, corresponding to the L-shaped inserted rod, of each inserting rod, a telescopic rod is installed on the inner side surface of the top end of each L-shaped inserted rod, a fixing plate is arranged at the other end of each telescopic rod, each fixing plate is rotatably installed on the insulating cover, a spring is sleeved outside each telescopic rod, and the springs are fixedly connected between the fixing plates and the L-shaped inserted rods;

further, a mounting plate is arranged in the power distribution cabinet, the main switch and the separating switch are fixed on the mounting plate, and the power distribution cabinet, the mounting plate, the main switch, the separating switch and the copper bar refer to related contents recorded in a patent document with a publication number of CN 213905834U;

still further, when the L-shaped inserted bar is inserted into the slot, the spring is in a stretched state; in a natural state, when the spring is neither stretched nor compressed, a gap exists between the end part of the L-shaped inserted link and the surface of the insulating cover;

still further, be interference fit between baffle and the detection mouth, baffle and detection mouth all refer to the relevant content that records in the patent document of publication No. CN213905834U, when being interference fit between baffle and the detection mouth, make the baffle can comparatively stably block in the detection mouth.

As a preferable technical scheme of the utility model, the upper end of the insulating cover is attached to the outer surface of the main switch, the upper end of the insulating cover covers the outgoing line terminal line contact of the main switch, the lower end of the insulating cover is attached to the outer surface of the separate switch, and the lower end of the insulating cover covers the incoming line terminal line contact of the separate switch;

further, the first baffle is located at the outlet wire end contact of the main switch, the second baffle is located at the inlet wire end contact of the sub-switch, and the insulating cover covers the inlet wire end contact and the inlet wire end contact, so that the two connection contacts can be protected, and the first baffle and the second baffle are arranged at the two positions, so that the baffle can be conveniently rotated to carry out related detection work.

As a preferable technical scheme of the utility model, the copper bar is provided with an insulating column, threaded rods are respectively fixed at two ends of the insulating column, and the two threaded rods are respectively fixed on the insulating cover and the copper bar through nuts;

specifically, the insulating column, the threaded rod and the nut refer to relevant contents described in patent document with publication number CN213905834U, wherein the nut is also an insulating nut, which makes the insulating cover in an insulating state, so that an operator cannot get an electric shock when touching.

As a preferable technical scheme of the utility model, the insulating cover is made of transparent material, and heat dissipation holes are formed in two sides of the insulating cover;

specifically, the heat dissipation hole refers to the related content described in the patent document with publication number CN213905834U, when the insulating cover is made of transparent material, the condition of the copper bar and the wiring contact inside can be observed through the insulating cover, and the heat dissipation of the copper bar is facilitated through the heat dissipation hole.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, through the fixing assembly, when the detection work is required to be carried out on the incoming line end connection contact, the second baffle can be fixed by using the fixing assembly after the second baffle is turned upwards, so that the phenomenon that the temperature probe is interfered by the rotation and the falling of the second baffle when the temperature probe works can be prevented, and a worker can liberate both hands and concentrate on the detection work.

Drawings

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

FIG. 2 is a schematic view of a fixing assembly according to the present utility model;

FIG. 3 is an enlarged view of the fixing assembly according to the present utility model;

FIG. 4 is a schematic view of a copper bar structure according to the present utility model;

wherein: 1. a power distribution cabinet; 2. a mounting plate; 3. a main switch; 4. a sub-switch; 5. an insulating cover; 6. a first baffle; 601. a second baffle; 7. an L-shaped inserted link; 701. a slot; 8. a fixing plate; 9. a telescopic rod; 10. a spring; 11. and a copper bar.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.

Examples

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the utility model provides a switch connection structure of a power distribution cabinet, the switch connection structure is arranged in the power distribution cabinet 1, and comprises a copper bar 11, the copper bar 11 is fixedly connected between a main switch 3 and a separate switch 4 through bolts, an insulating cover 5 is covered on the copper bar 11, detection openings are formed at the upper end and the lower end of the insulating cover 5, a first baffle 6 and a second baffle 601 are respectively hinged and installed at the two detection openings through hinges, two groups of fixing components for fixing the second baffle 601 are symmetrically arranged above two sides of the second baffle 601, the fixing components comprise an L-shaped inserting rod 7 inserted in the second baffle 601, a telescopic rod 9 is installed on the inner side surface of the top end of the L-shaped inserting rod 7 at a position corresponding to the L-shaped inserting rod 7, a fixing plate 8 is rotatably installed on the insulating cover 5, a spring 10 is sleeved outside the telescopic rod 9, and the spring 10 is fixedly connected between the L-shaped inserting rod 7 and the L-shaped inserting rod 7 in a fixed state when the L-shaped inserting rod 10 is inserted into the L-shaped inserting rod 7; in a natural state, when the spring 10 is neither stretched nor compressed, a gap is also present between the end of the L-shaped plunger 7 and the surface of the insulating cover 5;

when the device is used, the copper bar 11 can play the effect of electric conduction after the circular telegram, insulating cover 5 that copper bar 11 top cover was established simultaneously can reduce staff's possibility of electric shock, when the staff need detect two wiring contacts, first baffle 6 of can down overturn to the last wire termination line contact of master switch 3, first baffle 6 drops naturally, insert temperature probe and can begin the detection, and to the last inlet wire termination line contact of branch switch 4, then rotate two L type inserted bars 7 up earlier, then upwards overturn second baffle 601, then rotate L type inserted bar 7 down, simultaneously outwards pull L type inserted bar 7, L type inserted bar 7 stretches spring 10 and telescopic link 9, spring 10 receives the power to produce deformation, thereby have the elastic potential energy that resumes to original form, when L type inserted bar 7 rotates to the slot 701 of seting up on the second baffle 601, loosen L type inserted bar 7 and insert in slot 701, then, detect the second baffle 601 through setting up, then can detect the fixed line, can cause the fixed subassembly to detect the temperature probe and can be carried out the both hands and can be fixed at the time of detecting the second baffle 601, can prevent that the temperature probe is fixed during the work is held down, can be carried out the both hands and the fixed to the second probe is held down.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. Switch connection structure of switch board, switch connection structure sets up in switch board (1), and it includes copper bar (11), copper bar (11) are through bolt fixed connection in between master switch (3), branch switch (4), copper bar (11) upper shield is equipped with insulating boot (5), detection mouth has all been seted up at upper and lower both ends of insulating boot (5), two it installs first baffle (6), second baffle (601) through the hinge is articulated in the detection mouth respectively, its characterized in that: two groups of fixing components for fixing the second baffle plate (601) are symmetrically arranged above two sides of the second baffle plate (601), and the fixing components comprise

The L-shaped inserting rod (7) is inserted into the second baffle plate (601), and a slot (701) is formed in the outer surface of the second baffle plate (601) at a position corresponding to the L-shaped inserting rod (7);

a telescopic rod (9) arranged on the inner side surface of the top end of the L-shaped inserted rod (7);

the fixed plate (8) is arranged at the other end of the telescopic rod (9), and the fixed plate (8) is rotatably arranged on the insulating cover (5);

and a spring (10) sleeved outside the telescopic rod (9), wherein the spring (10) is fixedly connected between the fixed plate (8) and the L-shaped inserted rod (7).

2. The switch connection structure of a power distribution cabinet according to claim 1, wherein: when the L-shaped inserting rod (7) is inserted into the slot (701), the spring (10) is in a stretched state; in a natural state, when the spring (10) is neither stretched nor compressed, a gap is also present between the end of the L-shaped plug rod (7) and the surface of the insulating cover (5).

3. The switch connection structure of a power distribution cabinet according to claim 1, wherein: the upper end of the insulating cover (5) is attached to the outer surface of the main switch (3), the upper end of the insulating cover covers the outgoing line terminal line contact of the main switch (3), the lower end of the insulating cover is attached to the outer surface of the disconnecting switch (4), and the lower end of the insulating cover covers the incoming line terminal line contact of the disconnecting switch (4).

4. The switch connection structure of a power distribution cabinet according to claim 1, wherein: the copper bar (11) is provided with an insulating column, threaded rods are respectively fixed at two ends of the insulating column, and the two threaded rods are respectively fixed on the insulating cover (5) and the copper bar (11) through nuts.

5. The switch connection structure of a power distribution cabinet according to claim 1, wherein: the first baffle (6) is positioned at an outlet wire end contact of the main switch (3), and the second baffle (601) is positioned at an inlet wire end contact of the sub-switch (4).

6. The switch connection structure of a power distribution cabinet according to claim 1, wherein: the insulating cover (5) is made of transparent materials, and heat dissipation holes are formed in two sides of the insulating cover.