Electric energy metering box capable of improving maintenance efficiency

Abstract

The utility model discloses an electric energy metering box capable of improving maintenance efficiency, which comprises a box body, the box body is provided with a plurality of wire outlet holes, the wire outlet holes are provided with supporting pieces, the supporting pieces are provided with a plurality of wire passing holes at equal intervals by taking a circle point as an axis, the wire passing holes are provided with necking parts, and the necking parts are provided with a plurality of wire outlet holes. A sealing piece is arranged in the wire passing hole and abuts against the necking-down part, a baffle is arranged at an inlet of the wire passing hole, and a pressing plate capable of ascending and descending is further arranged in the wire passing hole and abuts against the sealing piece. Only one wire can penetrate through the multiple wire passing holes, complex wires can be conveniently arranged and restrained, the overhaul efficiency is improved, after the pressing plate leaves the sealing piece, the wires sequentially penetrate through the baffle, the pressing plate, the sealing piece and the wire passing holes, then the spring enables the pressing plate to be tightly attached to the sealing piece, a sealing barrier is formed, external impurities are prevented from invading, internal equipment is protected, and the service life is prolonged. The product has the advantages of improving the maintenance efficiency, prolonging the service life of equipment, being convenient to operate and the like.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of electric energy metering box, especially to an electric energy metering box improving the maintenance efficiency. BACKGROUND

[0002] The electric energy metering box is a device specially used for measuring electric energy, and is a combination of mutual inductors, measuring instruments and meters. The electric energy metering box is used for measuring power generation, power supply, plant power, line loss and user power consumption.

[0003] The box body of the electric energy metering box is designed with a plurality of outlet holes, which are mainly used for the inlet and outlet of wires connected with air switches. However, due to the large number and complex arrangement of the wires, the wires often become entangled, which not only brings great inconvenience to the maintenance and replacement work of the staff, but also requires additional time to distinguish and arrange the confused wires, thereby significantly reducing the maintenance efficiency. In addition, the existence of the outlet holes also destroys the sealing of the box body, allowing dust and insects in the external environment to enter the internal electric energy metering box through these holes. This intrusion not only may affect the service life of the electrical equipment in the box body, but also may cause electrical failure, increasing the risk of equipment operation. Therefore, the applicant has made a beneficial design and found a method to solve the above problems. The technical scheme to be introduced below is generated in this background. SUMMARY

[0004] The utility model discloses a kind of electric energy metering boxes for overcoming the deficiencies in the design of the above-mentioned traditional electric energy metering box, providing a product for improving maintenance efficiency, prolonging the service life of equipment, convenient operation.

[0005] To solve the above problems, the utility model adopts the following technical scheme.

[0006] An electric energy metering box for improving maintenance efficiency, comprising a box body, the box body is provided with a plurality of outlet holes, the outlet hole is provided with a support, the support is provided with a plurality of equally spaced wire holes with a circular dot as the axis, the wire hole is provided with a neck-in portion, the wire hole is provided with a sealing element inside and abuts the neck-in portion, the inlet of the wire hole is provided with a baffle, the wire hole is also provided with a liftable pressing plate inside and abuts the sealing element, the baffle is provided with a spring and applies a downward force to the pressing plate, so as to make the sealing element shrink towards the axis direction under the extrusion of the neck-in portion.

[0007] Preferably, one end of the wire hole is provided with a blind hole accommodating the sealing element and the pressing plate, the side wall of the blind hole is uniformly provided with a plurality of equally spaced guide grooves with a circular dot as the axis, and the end face of the blind hole is provided with a counterbore accommodating the baffle.

[0008] Preferably, the end face of the support member is provided with a flange and is fixed to the outer wall of the housing by screws, and a sealing ring is provided between the support member and the outlet hole.

[0009] Preferably, the seal has an abutment surface corresponding to the constricted neck.

[0010] Preferably, the pressure plate is provided with guide blocks corresponding to the guide grooves, and the guide blocks are provided with limiting parts on both sides.

[0011] Preferably, the guide block is further provided with a guide rod that passes through the baffle, the spring is provided on the outer wall of the guide rod, a linkage ring is provided between the guide rods, and operating parts are provided on both sides of the linkage ring.

[0012] Preferably, the sealing element, pressure plate, and baffle are provided with through holes for wires to pass through.

[0013] Beneficial effects:

[0014] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0015] (1) This utility model uses multiple independent wire holes, each of which allows only one wire to pass through, which facilitates the orderly constraint and organization of complex wires. This design not only makes the wire layout clearer, but also greatly simplifies the subsequent maintenance process. Staff can quickly and accurately find the corresponding electrical equipment connection point based on each wire, thereby significantly improving replacement efficiency and work quality. In addition, this optimized design also reduces the potential fault risk caused by wire chaos, further ensuring the stable operation and safety of the electrical system.

[0016] (2) In this utility model, after the pressure plate is removed from the seal, the wire passes through the baffle, pressure plate, seal and wire hole in sequence. Then, by releasing the holding force applied to the pressure plate, the spring releases energy and the pressure plate is pressed tightly against the seal, so that the neck of the seal is tightly attached to the surface of the wire, effectively forming a sealing barrier to prevent external humid air, water vapor, dust and insects and other foreign objects from entering the box. This design not only protects the electrical equipment in the box and avoids the impact of adverse environmental factors, thereby extending the service life of the equipment, but also realizes the quick fixation of the wire. In addition, this design is easy to operate, has a low learning cost, and is conducive to improving work efficiency. Attached Figure Description

[0017] Figure 1 This is a partial side cross-sectional view of an energy metering box for improving maintenance efficiency according to the present invention.

[0018] Figure 2 This utility model Figure 1 A partial enlarged view (A) of an energy metering box designed to improve maintenance efficiency;

[0019] Figure 3 It is an exploded view of the electric energy metering box of the utility model for improving the maintenance efficiency;

[0020] The correspondence between the reference signs in the drawings and the component names is as follows:

[0021] Reference signs: 1, box body;2, support piece;3, sealing piece;4, baffle;5, pressing plate;6, spring;7, sealing ring;8, linkage ring;9, through hole;11, wire outlet hole;21, wire passing hole;22, neck-in portion;23, blind hole;24, guide groove;25, counterbore;26, flange;31, abutting surface;51, guide block;52, limiting portion;53, guide rod;81, operation portion. DETAILED DESCRIPTION

[0022] The technical solutions of the utility model will be clearly and completely described below in combination with the embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor belong to the protection scope of the utility model.

[0023] In the description of the utility model, it should be understood that the directions or position relations indicated by the terms "upper", "lower", "left", "right" and the like are the directions or position relations shown based on the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular direction, be constructed and operated in a particular direction, and therefore cannot be understood as a limitation on the utility model.

[0024] In the embodiments of the utility model, "and / or" is only a description of the association relationship of the associated objects, which can represent the existence of three kinds of relationships, for example, A and / or B can represent the existence of A alone, A and B together, and B alone. In addition, the character " / " in this paper generally represents that the front and rear associated objects have an "or" relationship.

[0025] REFERENCE EXAMPLE Figures 1 to 3 A kind of electric energy metering box of the utility model for improving the maintenance efficiency, including box body 1, box body 1 is equipped with several wire outlet holes 11, wire outlet hole 11 is equipped with support piece 2, support piece 2 is equipped with several equal-interval wire passing holes 21 with round dot as axis, wire passing hole 21 is equipped with neck-in portion 22, wire passing hole 21 is equipped with sealing piece 3 in, and abuts neck-in portion 22, the entrance of wire passing hole 21 is equipped with baffle 4, wire passing hole 21 is also equipped with the lifting pressing plate 5 in, and abuts sealing piece 3, baffle 4 is equipped with spring 6, and downward force is applied to pressing plate 5, for making sealing piece 3 be extruded to the axial line direction by neck-in portion 22 and shrink;

[0026] It is worth mentioning that one end of the wire hole 21 is provided with a blind hole 23 accommodating the sealing element 3 and the pressing plate 5, the side wall of the blind hole 23 is uniformly provided with a plurality of equidistant guide grooves 24 with the round dot as the axis, the end face of the blind hole 23 is provided with a counterbore 25 accommodating the baffle 4, the guide grooves 24 not only provide necessary accommodation space for the guide rod 53 and the spring 6, but also provide further guiding stability for the pressing plate 5, so that the pressing plate 5 can keep accurate position and smooth operation during movement;

[0027] It is worth mentioning that the end face of the support element 2 is provided with a flange 26 and is fixed on the outer wall of the box body 1 through screws, and the sealing ring 7 is arranged between the support element 2 and the wire outlet hole 11, so that the sealing property between the support element 2 and the wire outlet hole 11 is enhanced, and the penetration of external humid air is effectively prevented, so that the internal environment of the box body 1 is protected, and damage or performance decline of electrical equipment caused by humid air is avoided;

[0028] It is worth mentioning that the sealing element 3 is provided with a contact surface 31 corresponding to the necking portion 22, the diameter of the necking portion 22 is large at the upper portion and small at the lower portion, when the sealing element 3 is extruded by the pressing plate 5, the contact surface 31 gradually penetrates into the necking portion 22, which promotes the sealing element 3 to shrink towards the axis direction and tightly adhere to the surface of the wire, so that a reliable sealing barrier is formed, in addition, the sealing element 3 is made of rubber material;

[0029] It is worth mentioning that the pressing plate 5 is provided with a guide block 51 corresponding to the guide groove 24, the two sides of the guide block 51 are provided with limiting portions 52, the limiting portions 52 limit the rising distance of the linkage ring 8, effectively prevent excessive movement, and protect the spring 6 from losing elastic potential energy due to excessive compression;

[0030] It is worth mentioning that the guide block 51 is further provided with a guide rod 53 and penetrates through the baffle 4, the spring 6 is arranged on the outer wall of the guide rod 53, the linkage ring 8 is arranged between the guide rods 53, the two sides of the linkage ring 8 are provided with operation portions 81, the guide rod 53 not only prevents the spring 6 from deviating from the normal position, but also undertakes the task of force transmission, through the design of the linkage ring 8, the synchronous movement of all guide rods 53 connected with the pressing plate 5 is realized, in addition, the operation portions 81 facilitate the staff to control the movement of the linkage ring 8;

[0031] It is worth mentioning that the sealing element 3, the pressing plate 5 and the baffle 4 are provided with through holes 9 for the wire to pass through.

[0032] The use principle of the utility model will be described as follows:

[0033] By applying upward thrust to the operating part 81, the pressing plate 5 is away from the sealing element 3, at this time the spring 6 is extruded and stored energy, the wire is sequentially threaded through the baffle 4, the pressing plate 5, the through hole 9 of the sealing element 3 and the wire hole 21, then, the holding force applied to the operating part 81 is released, the spring 6 releases energy to make the pressing plate 5 tightly press-fit on the sealing element 3, so that the necked part 22 of the sealing element 3 is tightly fitted on the surface of the wire, effectively forming a sealing barrier, preventing the outside humid air, water vapor, dust and insects and other foreign matters from invading the inside of the box 1, such design not only protects the electrical equipment in the box 1, avoids the influence of adverse environmental factors on the electrical equipment, thereby prolonging the service life of the equipment, but also realizes the quick fixing of the wire, in addition, the design is simple to operate, low in learning cost, and is favorable to improving the work efficiency.

[0034] The above design scheme can improve the maintenance efficiency, prolong the service life of the equipment and facilitate the operation.

[0035] The above content is further detailed description of the utility model in combination with specific embodiments, and cannot be determined that the specific implementation of the utility model is limited to these descriptions. For ordinary skilled in the art to which the utility model belongs, without departing from the concept of the utility model, a number of simple deductions or substitutions can be made, which should be regarded as belonging to the protection scope determined by the claims of the utility model.

Claims

1. An electric energy metering box for improving maintenance efficiency, comprising a box body (1) provided with a plurality of outgoing line holes (11), characterized in that: The outlet hole (11) is provided with a support (2), the support (2) is provided with a plurality of equidistant through holes (21) with a circular point as the axis, the through hole (21) is provided with a neck-in part (22), the through hole (21) is provided with a sealing element (3) inside and abuts against the neck-in part (22), the inlet of the through hole (21) is provided with a baffle (4), the through hole (21) is further provided with a liftable pressing plate (5) inside and abuts against the sealing element (3), the baffle (4) is provided with a spring (6) and applies a downward force to the pressing plate (5), so as to make the sealing element (3) be extruded by the neck-in part (22) and shrink in the axial direction.

2. The electric energy metering box of claim 1, wherein: One end of the through hole (21) is provided with a blind hole (23) for accommodating the sealing element (3) and the pressing plate (5), the side wall of the blind hole (23) is uniformly provided with a plurality of equidistant guide grooves (24) with a circular point as the axis, and the end face of the blind hole (23) is provided with a counterbore (25) for accommodating the baffle (4).

3. The electric energy metering box of claim 1, wherein: The end face of the support (2) is provided with a flange (26) and is fixed on the outer wall of the box (1) by screws, and a sealing ring (7) is arranged between the support (2) and the outlet hole (11).

4. The electric energy metering box of claim 3, wherein: The sealing element (3) is provided with a contact surface (31) corresponding to the neck-in part (22).

5. The electric energy metering box of claim 2, wherein: The pressing plate (5) is provided with a guide block (51) corresponding to the guide groove (24), and the two sides of the guide block (51) are provided with limiting portions (52).

6. The electric energy metering box of claim 5, wherein: The guide block (51) is further provided with a guide rod (53) and passes through the baffle (4), the spring (6) is arranged on the outer wall of the guide rod (53), and a linkage ring (8) is arranged between the guide rods (53), and the two sides of the linkage ring (8) are provided with operation portions (81).

7. The electric energy metering box of any one of claims 2 to 6, wherein: The sealing element (3), the pressing plate (5) and the baffle (4) are provided with through holes (9) for the wire to pass through.

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