CN220291457U - Underground portable mobile substation - Google Patents

Abstract

The utility model discloses an underground portable mobile substation, which comprises a mobile substation main body, wherein a base is fixed at the bottom of the mobile substation main body, idler wheels are arranged at four corners of the bottom of the base, fixed plates are arranged at two sides of the mobile substation main body, a protection plate is arranged at the outer side of the fixed plate, a rectangular opening is arranged at the outer side of the protection plate, a plurality of rollers with hollow structures are arranged in rectangular notches at the outer side of the protection plate, the upper end and the lower end of each roller are connected with the inner walls of the upper side and the lower side of the rectangular notch of the protection plate through rotating shafts, a plurality of groups of buffer assemblies are arranged in each roller, positioning columns are fixed at the four corners of the fixed plates, and the four corners of the protection plate are sleeved outside the positioning columns in a sliding mode. The underground portable mobile substation can buffer collision objects, so that a good protection effect is achieved, and deformation and damage of constituent equipment on the mobile substation due to collision are avoided.

Description

Underground portable mobile substation

Technical Field

The utility model relates to the technical field of mobile substations, in particular to an underground portable mobile substation.

Background

The oil immersed transformer which is taken as a leading product in the coal mine power supply system is gradually faded out due to inflammability and explosiveness, large maintenance amount, imperfect protection and inapplicability to power supply in a coal mine mining area; the mobile substation has the characteristics of large capacity, small volume, perfect functions, safety, reliability and convenient transportation, and has more and more strong advantages in coal mine power supply.

The existing underground mobile substation is usually provided with rollers at the bottom end so as to move, but because the underground ground most has a certain gradient, the mobile substation is easy to collide with other equipment during underground transportation, and because the front side and the rear side of the mobile substation lack anti-collision mechanisms, deformation and damage are easy to be caused to the component equipment on the mobile substation, and certain economic loss is brought.

Disclosure of Invention

The utility model aims to provide an underground portable mobile substation, which solves the problem that the existing underground mobile substation provided by the background art is easy to collide with other equipment during underground transportation, and the front side and the rear side of the existing underground mobile substation lack anti-collision mechanisms, so that the existing underground mobile substation is easy to deform and damage the component equipment on the mobile substation.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a portable mobile substation in pit, includes mobile substation main part, mobile substation main part's bottom is fixed with the base, the gyro wheel is all installed in the four corners of base bottom, the fixed plate is all installed to mobile substation main part's both sides, the outside of fixed plate is equipped with the guard plate, the outside of guard plate is equipped with the rectangle opening, be equipped with a plurality of in the rectangle notch in the guard plate outside and be hollow structure's roller, the upper and lower both ends of roller are all connected with the rectangle notch upper and lower both sides inner wall of guard plate through the pivot, just the inside of roller is equipped with a plurality of groups buffer assembly, and the four corners of fixed plate all is fixed with the reference column, the outside at the reference column is established to the equal slip cap in four corners of guard plate.

Preferably, the buffer assembly inside the roller comprises a sleeve, an elastic block and a pressing rod, wherein the sleeve is uniformly and transversely arranged inside the roller, the elastic block is arranged in the middle inside the sleeve, the pressing rod is slidably connected to two sides of the sleeve, and the outer end of the pressing rod is fixedly connected with the inner wall of the roller.

Preferably, the outer end of the positioning column is fixed with a limiting block, and the outer end of the positioning column is also sleeved with a spring.

Preferably, one side of the fixing plate corresponding to the protection plate is provided with a plurality of groups of corresponding arc-shaped notches, and the support columns are embedded in the plurality of groups of arc-shaped notches corresponding to the fixing plate and the protection plate.

Preferably, a plurality of rubber strips are fixed on the outer wall of the roller, and the rubber strips are uniformly distributed in a surrounding shape on the outer wall of the roller.

Preferably, a damping ring is arranged at the joint of the protection plate and the positioning column, and the positioning column is inserted in the damping ring in a sliding manner.

Compared with the prior art, the utility model has the beneficial effects that: the underground portable mobile substation can buffer collision objects, so that a good protection effect is achieved, and deformation and damage of constituent equipment on the mobile substation due to collision are avoided. This portable mobile substation in pit is through setting up the guard plate in both sides, and the guard plate protects in the both sides of mobile substation main part through keeping off, can take place rotatory roll in the rectangle notch in the guard plate outside after the roller atress to play certain dispersion transfer effect to the impact, and also can improve self compressive property under the effect of a plurality of group's buffer unit in inside after the roller atress, this makes the guard plate can play the effect of buffering to the impact under multiple elasticity effect.

Drawings

FIG. 1 is a schematic diagram of a portable mobile substation in the pit;

FIG. 2 is a schematic view of the outside structure of a protection plate of the underground portable mobile substation;

FIG. 3 is a schematic diagram of the internal structure of a roller of the underground portable mobile substation;

fig. 4 is a schematic diagram of a connection structure between a protection plate and a fixing plate of the underground portable mobile substation.

In the figure: 1. a mobile substation main body; 2. a base; 3. a fixing plate; 4. a protection plate; 5. a roller; 6. a support column; 7. positioning columns; 8. a rubber strip; 9. a sleeve; 10. an elastic block; 11. a compression bar; 12. a spring; 13. damping rings.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a portable mobile substation in pit, including mobile substation main part 1, mobile substation main part 1's bottom has base 2 through the bolt fastening, the gyro wheel is all installed in the four corners of base 2 bottom, fixed plate 3 is all installed through the bolt to mobile substation main part 1's both sides, the outside of fixed plate 3 is equipped with guard plate 4, the outside of guard plate 4 is equipped with rectangular opening, be equipped with a plurality of roller 5 for hollow structure in the rectangular notch in guard plate 4 outside, the upper and lower both ends of roller 5 are all connected with the rectangular notch upper and lower both sides inner wall of guard plate 4 through the pivot, and the inside of roller 5 is equipped with a plurality of group's buffer assembly, this structure when mobile substation main part 1 bumps with other equipment when transporting in the pit, guard plate 4 can protect it in the both sides of mobile substation main part 1 through keeping off, and can take place rotatory roll in the rectangular notch in the guard plate 4 outside after the roller 5 atress, and improve self compressive resistance under the effect of a plurality of group's buffer assembly in the back can also be through inside, thereby make 4 can reduce the effort that produces when mobile substation main part 1 by a wide margin, thereby the impact pad assembly is broken down in the inner wall 10 is equipped with the elastic sleeve 11 at the inside of roller 5, the elastic sleeve 11 is equipped with elastic deformation block at the inside 10 at the inside of the elastic sleeve 11, the elastic sleeve 11 is formed by the elastic sleeve 11 with elastic deformation of the inside of the elastic sleeve 9 at the inside of the elastic sleeve 11, the elastic sleeve 9 is fixed inside the elastic sleeve 9 of the inside the elastic sleeve 9 is formed by the inside the elastic sleeve-shaped 11, the roller 5 with the structure can drive the compression bar 11 to extend into the sleeve 9 to extrude the elastic block 10 after being stressed, so that the roller 5 can improve the compression resistance of the roller 5 under the elastic action of the elastic block 10 so as to ensure the effect of buffering external impact force of the roller 5, the four corners of the fixing plate 3 are respectively fixed with the positioning column 7, the four corners of the protection plate 4 are respectively sleeved outside the positioning column 7 in a sliding way, the outer end of the positioning column 7 is fixed with the limiting block, the outer end of the positioning column 7 is also sleeved with the spring 12, when the impact force is transmitted to the protection plate 4, the protection plate 4 can slide along the outer part of the positioning column 7 to shrink towards the direction of the fixing plate 3 after being stressed, the spring 12 can be synchronously driven to stretch when the protection plate 4 is shrunk, so that the protection plate 4 can also play a role of buffering impact force under the elastic action of the spring 12, the protection effect of the protection plate 4 on the mobile substation main body 1 is further improved, one side of the fixing plate 3 corresponding to the protection plate 4 is provided with a plurality of groups of corresponding arc-shaped notches, the plurality of groups of arc-shaped notches corresponding to the fixing plate 3 and the protection plate 4 are embedded with support columns 6, the support columns 6 are made of rubber materials, the support columns 6 with the structure can be embedded into the plurality of groups of notches corresponding to the fixing plate 3 and the protection plate 4 so as to play a role in supporting the gap between the fixing plate 3 and the protection plate 4, the compression resistance of the protection plate 4 on the outer side of the fixing plate 3 is better, the outer wall of the roller 5 is fixedly provided with a plurality of rubber strips 8, the rubber strips 8 are uniformly distributed in a surrounding shape on the outer wall of the roller 5, the rubber strips 8 with the structure can improve the compression resistance of the outer part of the roller 5, the protection effect can be better, the joint of the protection plate 4 and the positioning column 7 is provided with damping rings 13, and the positioning column 7 is inserted in the damping ring 13 in a sliding manner, and the damping ring 13 with the structure can enhance the resistance when in friction with the positioning column 7, so that the positioning column 7 slides more stably.

Working principle: when the underground portable mobile substation is used, firstly, when the mobile substation main body 1 collides with other equipment during underground transportation, a plurality of rollers 5 in rectangular notches on the outer side of a protection plate 4 are contacted with objects, a certain amplitude of rotary rolling occurs after the rollers 5 are stressed so as to disperse and transfer part of collision force, a compression bar 11 can be driven to stretch into an inner extrusion elastic block 10 of a sleeve 9 after the rollers 5 are stressed, the compression resistance of the roller 5 can be improved under the elastic action of the elastic block 10, when the collision force is conducted onto the protection plate 4, the protection plate 4 slides along the outer part of a positioning column 7 to shrink towards a fixed plate 3 after being stressed, springs 12 are synchronously driven to stretch when the protection plate 4 shrinks, and when the protection plate 4 shrinks, support columns 6 are embedded into a plurality of notches on one side of the fixed plate 3 corresponding to the protection plate 4 so as to support gaps between the fixed plate 3 and the protection plate 4, so that the protection plate 4 can greatly reduce the acting force generated when the mobile substation main body 1 is subjected to collision under multiple elastic acting forces, and a series of work is completed.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (5)

1. The utility model provides a portable mobile substation in pit, includes mobile substation main part (1), and the bottom of mobile substation main part (1) is fixed with base (2), the gyro wheel, its characterized in that are all installed in the four corners of base (2) bottom: fixed plate (3) are all installed to the both sides of mobile substation main part (1), the outside of fixed plate (3) is equipped with guard plate (4), the outside of guard plate (4) is equipped with the rectangle opening, be equipped with roller (5) that a plurality of is hollow structure in the rectangle notch in guard plate (4) outside, both sides inner wall is connected about the rectangle notch of roller (5) and guard plate (4) all through the pivot, just the inside of roller (5) is equipped with a plurality of groups buffer assembly, and the four corners of fixed plate (3) all is fixed with reference column (7), the outside at reference column (7) is established to the equal slip cap in four corners of guard plate (4).

2. A downhole portable mobile substation according to claim 1, wherein: the buffer assembly inside roller (5) includes sleeve (9), elastic block (10) and depression bar (11), sleeve (9) evenly transversely establishes in the inside of roller (5), elastic block (10) are established in the inside centre of sleeve (9), depression bar (11) sliding connection is in the both sides of sleeve (9), just the outer end of depression bar (11) and the inner wall fixed connection of roller (5).

3. A downhole portable mobile substation according to claim 1, wherein: the outer end of the positioning column (7) is fixed with a limiting block, and the outer end of the positioning column (7) is also sleeved with a spring (12).

4. A downhole portable mobile substation according to claim 1, wherein: one side of the fixed plate (3) corresponding to the protection plate (4) is provided with a plurality of groups of corresponding arc-shaped notches, and support columns (6) are embedded in the plurality of groups of arc-shaped notches corresponding to the fixed plate (3) and the protection plate (4).

5. A downhole portable mobile substation according to claim 1, wherein: a plurality of rubber strips (8) are fixed on the outer wall of the roller (5), and the rubber strips (8) are uniformly distributed in a surrounding shape on the outer wall of the roller (5).