Looped netowrk cabinet convenient to dismantle maintenance
Technical Field
The utility model belongs to the field of ring main unit equipment, and particularly relates to a method for manufacturing a ring main unit convenient to disassemble and maintain.
Background
The ring main unit is a group of electric equipment (high-voltage switch equipment) which is arranged in a metal or nonmetal insulating cabinet body or is made into an assembled interval ring main power supply unit, and the core part of the ring main unit adopts a load switch and a fuse. The transformer substation is widely applied to distribution stations and box-type substations of load centers of urban residential districts, high-rise buildings, large public buildings, factory enterprises and the like.
The current looped netowrk cabinet is used extensively, have the advantage that the security is good and the reliability is high, along with the development of society, current looped netowrk cabinet is essential product in the life, and present looped netowrk cabinet is when needs maintenance and change, it maintains to need dismantle the mounting panel in the middle of, and present mounting panel generally all is the bolt or welds in the looped netowrk cabinet, all be more loaded down with trivial details when dismantling, the maintainer still need tear the mounting panel open, this will increase the work degree of difficulty, thereby reduce work efficiency, be difficult to satisfy the requirement of maintenance speed, just so need one kind can be when looped netowrk cabinet needs maintenance and change demolish rapidly and the intra-cabinet structure of installation.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a preparation method of a ring main unit convenient to disassemble and maintain, so as to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a looped netowrk cabinet convenient to dismantle maintenance, includes the cabinet body, the cabinet body articulates through the hinge has the door plant, internal fixed distance of cabinet is provided with the backup pad, the hole has been seted up in the backup pad, slidable mounting has the loading board in the backup pad, it is provided with the wedge to slide in the loading board, wedge one side fixedly connected with pull rod, the pull rod sets up with loading board relative slip, wedge upper surface slides and is provided with the guide bar, fixed surface is connected with the spring on the guide bar, spring other end fixed connection is in loading board up end, the fixed locating pin that is provided with of guide bar lower surface symmetry, the hole in locating pin and the backup pad corresponds the setting.
Preferably, the springs are installed between the guide bar and the carrier plate at equal intervals.
Preferably, the surface of the wedge block, which is in contact with the guide rod, is a rough surface.
Preferably, four groups of supports are arranged at the rear of the cabinet body at equal intervals, and metal nets are slidably arranged in the four groups of supports.
Preferably, the bottom and the top of the cabinet body are respectively provided with an air inlet and an air outlet, and dust screens are respectively arranged at the air inlet and the air outlet.
Preferably, the cabinet body is fixedly provided with a rain shelter, and the rain shelters are symmetrically provided with water diversion grooves.
The utility model has the technical effects and advantages that:
1. according to the device, the wedge-shaped block, the pull rod, the guide rod, the positioning pin, the spring and the hole are arranged in the bearing plate and matched, when equipment in the ring main unit needs to be maintained and replaced, the positioning pin is controlled to enter and exit the hole by pulling the pull rod, so that the bearing plate is positioned on the supporting plate, the locking of the bearing plate can be rapidly unlocked, workers can conveniently detach the bearing plate, and the working efficiency is improved.
2. According to the device, the detachable metal net is arranged at the rear part of the cabinet body, and the metal net can slide on the support when being maintained in front of the cabinet body, so that a worker can assist in maintenance and detachment at the rear part of the cabinet body, the operation space of the worker is enlarged, and the sight range of the worker is enlarged.
3. The device of the utility model can lead cold air to enter the cabinet body from the bottom and lead hot air to be discharged from the top by arranging the air outlet and the air inlet, thus accelerating the air flow in the cabinet body and improving the heat dissipation efficiency in the cabinet body.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a rear view of the present invention;
FIG. 3 is a schematic front view of a carrier plate according to the present invention;
FIG. 4 is a schematic top view of the carrier plate according to the present invention;
FIG. 5 is a schematic side view of the carrier plate according to the present invention.
Reference numerals:
1. a cabinet body; 2. a door panel; 3. a hinge; 4. a support plate; 5. a carrier plate; 501. a pull rod; 502. a wedge block; 503. a guide bar; 504. a spring; 505. positioning pins; 6. a support; 7. a metal mesh; 8. an air inlet; 9. an air outlet; 10. a dust screen; 11. a rain shelter; 12. a water diversion groove; 13. and (4) holes.
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.
The utility model provides a ring main unit convenient to disassemble and maintain as shown in figures 1-5, which comprises a main body 1, wherein the main body 1 is hinged with a door panel 2 through a hinge 3, a support plate 4 is arranged in the main body 1 at a fixed distance, a hole 13 is arranged on the support plate 4, a bearing plate 5 is slidably arranged on the support plate 4, a wedge-shaped block 502 is slidably arranged in the bearing plate 5, one side of the wedge-shaped block 502 is fixedly connected with a pull rod 501, the pull rod 501 and the bearing plate 5 are oppositely slidably arranged, a guide rod 503 is slidably arranged on the upper surface of the wedge-shaped block 502, a spring 504 is fixedly connected on the upper surface of the guide rod 503, the other end of the spring 504 is fixedly connected on the upper end surface of the bearing plate 5, positioning pins 505 are symmetrically and fixedly arranged on the lower surface of the guide rod 503, the positioning pins 505 are correspondingly arranged with the holes 13 on the support plate 4, and the door panel 2 is rotated through the hinge 3 to switch the main body 1, the cabinet body 1 is internally provided with supporting plates 4 at intervals, the supporting plates 4 are provided with holes 13, two sides of the bearing plate 5 are placed in cooperation with the supporting plates 4, when maintenance is needed, the pull rod 501 is pulled outwards, the pull rod 501 drives the wedge-shaped block 502 to move together, when the wedge-shaped block 502 moves outwards, the guide rod 503 arranged on the inclined plane in a sliding manner moves from the low point of the inclined plane to the high point of the inclined plane through the inclined plane movement of the wedge-shaped block 502, the guide rod 503 above the wedge-shaped block 502 moves upwards, the guide rod 503 moves upwards to drive the positioning pins 505 on two sides to be far away from the corresponding holes 13, the locking of the bearing plate 5 by the positioning pins 505 is released, then the bearing plate 5 can be pulled out of the cabinet body 1, after maintenance is completed, the bearing plate 5 is placed into the cabinet body 1 in a sliding manner along the supporting plates 4, the pull rod 501 is pushed backwards, the pull rod 501 drives the wedge-shaped block 502 to move backwards, and the guide rod 503 arranged on the inclined plane in a sliding manner moves from the high point of the inclined plane to the low point of the inclined plane, the guide rod 503 moves downwards to drive the positioning pin 505 to enter the hole 13, so as to lock the bearing plate 5 and the supporting plate 4, thereby facilitating the maintenance and replacement of equipment in the cabinet 1 by workers and improving the working efficiency of the workers.
The springs 504 are arranged between the guide rod 503 and the bearing plate 5 at equal intervals, the springs 504 are divided into three groups and arranged between the upper end of the guide rod 503 and the upper end face of the bearing plate 5 at certain intervals, downward pressure can be provided for the guide rod 503, the three groups of springs 504 can apply pressure in a balanced manner, the left end and the right end of the guide rod 503 cannot be unbalanced, balance of the guide rod 503 is kept conveniently, and locking capacity is guaranteed.
The contact surface of the wedge block 502 and the guide rod 503 is a rough surface, which is convenient for increasing the friction force between the inclined surface and the guide rod 503, and the guide rod 503 cannot slide downwards under the condition of no stress, so that the stability of the guide rod 503 is improved, and the working stability is improved.
The cabinet body 1 rear is provided with four groups of supports 6 at the equidistant, four groups slidable mounting has metal mesh 7 in the support 6, and metal mesh 7 can prevent dust and dispel the heat at ordinary times, when needs are changed and the maintenance, through the metal mesh 7 in the support 6 of pulling relevant position, makes the workman can auxiliary maintenance and dismantlement in cabinet body 1 rear, and the operating space of the increase workman of being convenient for has still increased workman's sight range.
Air intake 8 and air outlet 9 have been seted up respectively to the cabinet body 1 bottom and top, air intake 8 and air outlet 9 department all install dust screen 10, and dust screen 10 can prevent that the dust from damaging the internal equipment of cabinet 1, and air intake 8 can make the cold air get into the cabinet body 1 from the bottom, and the hot-air is discharged from the top for the internal air flow of cabinet 1 has improved the radiating efficiency of the internal portion of cabinet.
Fixed mounting has rainshelter 11 on the cabinet body 1, diversion channels 12 have been seted up to the symmetry on the rainshelter 11, and rainshelter 11 can prevent that the rainwater from getting into the cabinet body 1 from air outlet 9 in, can protect cabinet body 1 internal plant, and diversion channels 12 can guide the rainwater to flow out from cabinet body 1 side.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.