CN215297532U - Liquid crystal multifunctional electric power instrument with protective shell structure - Google Patents

Abstract

The utility model provides a liquid crystal multifunctional electric power instrument with a protective shell structure, which comprises a protective shell, a spring a, a slider b, an anti-collision plate and a connecting plate, wherein a chute b is arranged inside the protective shell, the chute b is positioned at two ends of the protective shell, the slider b is arranged in the chute b, the spring a is arranged in the chute b, a damping column is arranged at the outer end of the slider b, the anti-collision plate is arranged at the outer end of the damping column, the connecting plate is arranged between the anti-collision plates, the protective plate is changed into a chain structure consisting of the anti-collision plate and the connecting plate, when the anti-collision plate or the connecting plate is impacted, the anti-collision plate and the connecting plate shrink buffer simultaneously, the deformation of the connecting part of the anti-collision plate and the damping column and the inclination of the sliding rod are avoided, the sliding rod and the sliding barrel are ensured to be in a parallel state, so that the sliding rod can smoothly enter the sliding barrel, the spring can be ensured to shrink, and the effect of shrink buffer can be effectively played constantly, the service life of the protective shell is prolonged, and the maintenance cost is reduced.

Description

Liquid crystal multifunctional electric power instrument with protective shell structure

Technical Field

The utility model relates to a protective housing technical field especially relates to a multi-functional electric power instrument of liquid crystal with protective housing structure.

Background

The electric power instrument is an advanced intelligent and digital electric network front-end acquisition element, and is widely applied to various control systems, SCADA (supervisory control and data acquisition) systems, energy management systems, substation automation, community electric power monitoring, industrial automation, intelligent buildings, intelligent power distribution cabinets, switch cabinets and other equipment, and has the characteristics of convenience in installation, simplicity in wiring, small engineering quantity and the like. The structure is that a protective shell is arranged on the outer side of an electric instrument through a buffer device, the protective shell can provide certain protection for the electric instrument and a screen thereof, when the protective shell is impacted, the buffer device is utilized to buffer and absorb the impact force applied to the protective shell, thereby achieving the anti-collision effect, wherein the buffer device is composed of a slide cylinder, a slide rod and a spring, the slide rod is arranged in the slide cylinder in a sliding way, the spring is arranged in the slide cylinder, the slide rod can smoothly enter the slide cylinder only when the slide rod and the slide cylinder are kept in a parallel state, but the outer wall of the protective shell can be sunken due to long-term impact, the protective shell can deform and bend seriously, thereby causing the slide rod to deform and incline, leading the slide rod and the slide cylinder not to be in a parallel state, leading the slide rod to be unable to slide into the slide cylinder smoothly, thus the buffer device can not play a buffer role and the protective shell can not move inwards to perform buffer operation, further shortening the service life of the protective shell and increasing the maintenance cost of the device.

Disclosure of Invention

According to the technical problems, the utility model provides a liquid crystal multifunctional electric power instrument with a protective shell structure, which is characterized in that the instrument comprises an electric power instrument body, a protective shell, a spring a, a slide block b, two anti-collision plates and a connecting plate, the protective shell is fixed on the periphery of the electric power instrument body through bolts, the number of the protective shell is four, the protective shell is internally provided with two slide grooves b, the two slide grooves b are respectively positioned at two ends of the protective shell, the slide block b is arranged in the slide groove b, the spring a is arranged in the slide groove b, one end of the spring a is connected with the slide block b, the other end of the spring a is connected with the slide groove b, the outer end of the slide block b is provided with a damping column, the outer end of the damping column is provided with the anti-collision plates, the two anti-collision plates are arranged, the connecting plate is arranged between the two anti-collision plates, two ends of the connecting plate are respectively and rotatably connected with the anti-collision plates on two sides;

the bradyseism post comprises mounting panel, smooth bucket, slide bar, spring b, the mounting panel is installed to slide block b's outer end, the slide cylinder is transversely installed to the outer terminal surface of mounting panel, install the slide bar in the smooth bucket, the outer end of slide bar is connected with the interior terminal surface of crashproof board, the outside cover of slide bar and smooth bucket is equipped with spring b, spring b's one end is connected with the mounting panel, spring b's the other end and crashproof board are connected.

The utility model has the advantages that:

the utility model has the advantages that the protective shell, the anti-collision plate and the connecting plate are designed to play a role in protecting the internal electric power instrument, the protective plate is changed into a chain structure consisting of the anti-collision plate and the connecting plate, when the anti-collision plate or the connecting plate is impacted, if an object impacts on the anti-collision plate, the spring b contracts to realize the shock absorption and anti-collision functions, meanwhile, because the impact force received at the moment is parallel to the sliding rod and the sliding barrel, the joint of the anti-collision plate and the sliding rod cannot deform due to the impact force, the normal use of the protective shell is ensured, if the object impacts on the connecting plate, the connecting plate moves inwards at the moment, the spring b contracts to finish the shock absorption and anti-collision functions, meanwhile, the anti-collision plates on the two sides move inwards, the spring a contracts to further relieve the received impact force, the shock absorption and anti-collision functions are better finished, and the received impact force is relieved by arranging the spring a, the anti-collision device has the advantages that the situation that the slide rod inclines due to the deformation of the joint of the anti-collision plate and the shock absorption column when the anti-collision plate in the prior art is impacted is avoided, the slide rod and the slide barrel are ensured to be in a parallel state, the slide rod can smoothly enter the slide barrel, the spring can be ensured to be contracted, the contraction buffering effect can be effectively realized constantly, the situation that internal components of the electric instrument are damaged due to the impact is avoided, the service life of the protective shell is prolonged to a certain extent, the maintenance cost is reduced, in addition, the integrated structure of the protective shell in the prior art is changed into the splicing structure, when the anti-collision plate on one side is deformed or damaged, the protective shell is outwards extracted only after the bolt on the damaged protective shell on one side is screwed down, and the replacement of the protective shell on the damaged side can be completed by fastening the bolt after a new anti-collision shell is inserted, the whole protective shell does not need to be replaced, and the maintenance cost of replacing and maintaining the protective shell is saved to a certain extent.

Drawings

Fig. 1 is a sectional view of the present invention.

As shown in the figure: the anti-collision device comprises a power instrument shell body 1, a sliding block a2, a sliding chute a3, a protective shell 4, a sliding chute b5, a through groove 6, a spring a7, a sliding block b8, a mounting plate 9, a sliding barrel 10, a sliding rod 11, a spring b12, an anti-collision plate 13 and a connecting plate 14.

Detailed Description

Example 1

The utility model provides a liquid crystal multifunctional electric power instrument with a protective shell structure, which is characterized by comprising an electric power instrument body, a protective shell 4 and a spring a7, the anti-collision device comprises sliding blocks b8, anti-collision plates 13 and connecting plates 14, wherein protective shells 4 are fixed on the periphery of an electric power instrument body through bolts, the number of the protective shells 4 is four, sliding grooves b5 are formed in the protective shells 4, the number of the sliding grooves b5 is two, the two sliding grooves b5 are located at two ends of the protective shells 4 respectively, sliding blocks b8 are installed in the sliding grooves b5, springs a7 are installed in sliding grooves b5, one ends of the springs a7 are connected with the sliding blocks b8, the other ends of the springs a7 are connected with the sliding grooves b5, shock absorbing columns are installed at the outer ends of the sliding blocks b8, the anti-collision plates 13 are installed at the outer ends of the shock absorbing columns, the two anti-collision plates 13 are provided, the connecting plates 14 are installed between the two anti-collision plates 13, and two ends of the connecting plates 14 are rotatably connected with the anti-collision plates 13 at two sides respectively;

the shock absorption column comprises an installation plate 9, a sliding barrel 10, a sliding rod 11 and a spring b12, the installation plate 9 is installed at the outer end of a sliding block b8, the sliding barrel 10 is installed on the outer end face of the installation plate 9 in the transverse direction, the sliding rod 11 is installed in the sliding barrel 10, the outer end of the sliding rod 11 is connected with the inner end face of an anti-collision plate 13, the spring b12 is sleeved on the outer sides of the sliding rod 11 and the sliding barrel 10, one end of the spring b12 is connected with the installation plate 9, and the other end of the spring b12 is connected with the anti-collision plate 13.

Example 2

The utility model discloses an electric power instrument shell body 1 upper and lower left and right sides lateral wall has seted up spout a3 respectively, and protective housing 4 has four totally, all installs slider a2 on the interior terminal surface of every protective housing 4, and slider a2 sliding connection is in with spout a3, and protective housing 4 passes through the bolt fastening on the lateral wall of electric power instrument shell body 1;

when the utility model is impacted, the connecting plate 14 moves to the inner side, the connecting plate 14 drives the anti-collision plate 13 to move to the inner side, the spring b12 contracts, the sliding rod 11 moves to the inner side along the sliding barrel 10, the spring a7 also contracts, the sliding block b8 moves to the inner side along the sliding groove b5 to buffer the impact, after the impact is finished, the spring a7 and the spring b12 rebound at the same time to push the parts back to the original position;

the utility model discloses when changing protecting sheathing 4 to one side damage, will be used for fixed bolt to pull down earlier, outwards take protecting sheathing 4 out afterwards, insert during spout an 3 with new protecting sheathing 4's slider an 2 again, it is fixed to screw up the bolt completion at last, and the change of protecting sheathing 4 is accomplished so far.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. The utility model discloses each part that mentions is the common technique in prior art, and the technical personnel of this trade should understand, the utility model discloses do not receive the restriction of above-mentioned embodiment, the description only is the explanation in above-mentioned embodiment and the description the principle of the utility model, under the prerequisite that does not deviate from the spirit and the scope of the utility model, the utility model discloses still can have various changes and improvement, these changes and improvement all fall into the protection of claim the utility model is within the scope. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (2)

1. A liquid crystal multifunctional electric instrument with a protective shell structure is characterized by comprising an electric instrument body, a protective shell, a spring a, a sliding block b, an anti-collision plate and a connecting plate, the periphery of the electric power instrument body is respectively fixed with a protective shell through bolts, a chute b is arranged in the protective shell, the two sliding chutes b are respectively positioned at two ends of the protective shell, a sliding block b is arranged in the sliding chute b, a spring a is arranged in the sliding groove b, one end of the spring a is connected with the sliding block b, the other end of the spring a is connected with the sliding groove b, the outer end of the sliding block b is provided with a cushioning column, the outer end of the cushioning column is provided with two anti-collision plates, a connecting plate is arranged between the two anti-collision plates, and two ends of the connecting plate are respectively in rotating connection with the anti-collision plates on two sides;

the bradyseism post comprises mounting panel, smooth bucket, slide bar, spring b, the mounting panel is installed to slide block b's outer end, the slide cylinder is transversely installed to the outer terminal surface of mounting panel, install the slide bar in the smooth bucket, the outer end of slide bar is connected with the interior terminal surface of crashproof board, the outside cover of slide bar and smooth bucket is equipped with spring b, spring b's one end is connected with the mounting panel, spring b's the other end and crashproof board are connected.

2. The liquid crystal multifunctional electric power meter with protective casing structure as claimed in claim 1, wherein said protective casing has four.

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