CN213181696U

CN213181696U - Mounting protection shell for three-phase intelligent electric meter

Info

Publication number: CN213181696U
Application number: CN202021748614.5U
Authority: CN
Inventors: 邢关照; 朱瑊; 薛铭
Original assignee: Xuchang Taida Electric Co ltd
Current assignee: Xuchang Taida Electric Co ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2021-05-11
Anticipated expiration: 2030-08-20

Abstract

The utility model relates to an installation protective shell for a three-phase intelligent ammeter, wherein a front shell and a rear shell are connected through a fixed screw, the upper end of the front shell is provided with an observation frame, the middle part of the lower end is provided with a connecting terminal, the outer part of the lower end is sleeved with a protective cover, the protective cover is U-shaped, the inner walls of the two ends of the protective cover are provided with sliders and are in sliding connection with a sliding groove on the side surface of the front shell through the sliders; the upper end of the outer surface of the rear shell is provided with a square groove, an adjusting device is arranged in the square groove, the adjusting device comprises a rotating adjusting block, two screw rods and two square blocks, the two screw rods are respectively and symmetrically arranged at two ends of the rotating adjusting block, a stop block is fixedly arranged outside one end of each screw rod connected with the side wall of the square groove, the two square blocks are matched with the square groove in structure, one end of each square block is positioned in the square groove and sleeved outside the screw rod in a threaded manner, the other end of each square block protrudes out of the square groove and is fixedly connected with a hanging plate, and the hanging plate is provided with a hanging hole; the utility model has the advantages of the security is good and be convenient for install.

Description

Mounting protection shell for three-phase intelligent electric meter

Technical Field

The utility model belongs to the smart electric meter field, concretely relates to three-phase smart electric meter is with installation protecting crust.

Background

The intelligent electric meter is one of basic devices for data acquisition of an intelligent power grid (particularly an intelligent power distribution network), bears the tasks of original electric energy data acquisition, metering and transmission, and is the basis for realizing information integration, analysis optimization and information display; however, when the existing intelligent electric meter is installed, because the hanging ring used for installation outside the protective shell is fixedly connected with the protective shell, the intelligent electric meter cannot be adjusted according to the field requirement, and the applicability and the convenience of installation operation of the intelligent electric meter are greatly reduced; meanwhile, the wiring terminal of the conventional intelligent electric meter is not provided with effective protection, so that certain potential safety hazards exist during power-on use; therefore, in order to solve the above problems, it is necessary to develop a mounting protection shell for a three-phase smart meter, which has good safety and is convenient to mount.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough of prior art, and provide a three-phase smart electric meter is with installation protecting crust that the security is good and be convenient for install.

The purpose of the utility model is realized like this: the mounting protection shell for the three-phase intelligent ammeter comprises a front shell and a rear shell, wherein the front shell is connected with the rear shell through a fixed screw, an observation frame is arranged at the upper end of the front shell, a transparent protection plate is arranged inside the observation frame, a wiring terminal is arranged in the middle of the lower end of the front shell, a protection cover is sleeved outside the lower end of the front shell, the protection cover is U-shaped, and sliding blocks are arranged on the inner walls of two ends of the protection cover and are in sliding connection with sliding grooves in the lower end of the side face of; the middle position of the upper end of the outer surface of the rear shell is provided with a square groove, the square groove is of a cuboid structure, the length direction of the square groove is consistent with the width direction of the rear shell, the interior of the square groove is provided with an adjusting device, the adjusting device comprises a rotating adjusting block, a screw rod and a square block, the rotating adjusting block is positioned at the middle position of the square groove, the number of the screw rod is two, the screw rod is respectively and symmetrically arranged at two ends of the rotating adjusting block, one end of the screw rod is fixedly connected with the center of the side end of the rotating adjusting block, the other end of the screw rod is rotatably connected with the side wall of the square groove, a stop block is fixedly arranged at the outer part of the end of the screw rod connected with the side wall of the square groove, the outer surface of the stop block is contacted with the side wall of the square groove, the structure, and is in threaded connection with the screw, the other end of the screw protrudes out of the square groove, a hanging plate is fixedly arranged on the screw, and a hanging hole is formed in the middle of the upper end of the hanging plate.

And mounting holes are formed in the four corners of the rear shell, and the fixing screws are located in the mounting holes.

The outside at protection casing both ends is provided with stop screw, stop screw's spiral shell head end is located the outside of protection casing, and the other end passes the side contact of protection casing and procapsid.

The dog is circular, and its diameter is less than the width of square groove.

The utility model has the advantages that: the utility model discloses a protective cover is established to the outside cover of preceding casing lower extreme to utilize the sliding connection between slider and the spout, realize that the protective cover slides from top to bottom at preceding casing lower extreme, adopt this structure, can be in the utility model discloses when circular telegram is used, utilize the protective cover to shelter from the protection to the binding post, increase its security, simultaneously, through setting up spacing screw, usable spacing screw and the close contact of procapsid side realize the spacing to the protective cover, avoid because of the upper and lower slip of protective cover, and the problem that the wiring operation to the binding post causes the influence; the utility model discloses a set up square groove, rotate regulating block, screw rod, square piece, dog, link plate and hanging hole, during the use, through rotatory rotation regulating block, utilize the rotation regulating block to drive the rotation of its both sides screw rod, the screw rod is in the time of rotating, utilize the threaded connection between square piece and the screw rod, and the effect of blockking of dog on the screw rod, make two square pieces simultaneously along the inside or outside horizontal displacement of screw rod length direction, the removal of square piece drives the removal of link plate, thereby adjust the distance interval between the link plate on two square pieces, and then adjust the distance interval between the hanging hole on two link plates, the utility model discloses a this structure can be adjusted the distance interval between two hanging holes according to the on-the-spot needs, greatly increased the suitability of smart electric meter and the convenience of installation operation; generally, the utility model has the advantages of the security is good and be convenient for install.

Drawings

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

Fig. 2 is a rear view of the present invention.

Fig. 3 is a partial structure diagram of the adjusting device connected with the square groove.

Fig. 4 is a partial structure diagram of the joint of the middle protective cover and the front case.

In the figure: 1. the front shell 11, the observation frame 2, the rear shell 21, the square groove 22, the mounting hole 3, the protective cover 31, the sliding block 32, the limit screw 4, the adjusting device 41, the rotary adjusting block 42, the screw 43, the square block 44, the stop block 5, the hanging plate 51, the hanging hole 6 and the fixing screw.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

Example (b): as shown in fig. 1, 2, 3 and 4, the mounting protective shell for the three-phase smart electric meter comprises a front shell 1 and a rear shell 2, wherein the front shell 1 and the rear shell 2 are connected through a fixing screw 6, an observation frame 11 is arranged at the upper end of the front shell 1, a transparent protection plate is arranged inside the observation frame 11, a wiring terminal is arranged at the middle position of the lower end of the front shell 1, a protective cover 3 is sleeved outside the lower end of the front shell 1, the protective cover 3 is U-shaped, sliders 31 are arranged on the inner walls of the two ends of the protective cover and are in sliding connection with sliding grooves at the lower end of the side surface of the front shell 1 through the sliders 31, limit screws 32 are arranged outside the two ends of the protective cover 3, the screw head ends of the limit screws 32 are positioned outside the protective; the four corners of the rear shell 2 are provided with mounting holes 22, the fixing screws 6 are positioned in the mounting holes 22, the middle position of the upper end of the outer surface of the rear shell 2 is provided with a square groove 21, the square groove 21 is of a cuboid structure, the length direction of the square groove is consistent with the width direction of the rear shell 2, the inner part of the square groove is provided with an adjusting device 4, the adjusting device 4 comprises a rotating adjusting block 41, a screw rod 42 and a square block 43, the rotating adjusting block 41 is positioned at the middle position of the square groove 21, the two screw rods 42 are symmetrically arranged at the two ends of the rotating adjusting block 41 respectively, one end of the screw rod 42 is fixedly connected with the center of the side end of the rotating adjusting block 41, the other end of the screw rod is rotatably connected with the side wall of the square groove 21, a stop block 44 is fixedly arranged outside the end of the screw rod 42 connected with the side wall of the, and the surface of dog 44 contacts with the lateral wall of square groove 21, square 43 has two, and its structure cooperatees with the structure of square groove 21, and square 43 one end is located square groove 21 to be provided with the screw, locate the outside of screw rod 42 through the screw cover, and with screw 42 threaded connection, the other end salient is in the outside of square groove 21, and the fixed link plate 5 that is provided with, the intermediate position of link plate 5 upper end is provided with hanging hole 51.

When the utility model is used, firstly, after the installation of the internal module is completed, the fixed connection between the front shell 1 and the rear shell 2 is realized by the fixed screw 6, the protective cover 3 is pushed upwards, the protective cover 3 is moved upwards along the length direction of the front shell 1 by the sliding connection between the slider 31 and the sliding chute, then, the limit screw 32 is rotated forwards, the limit screw 32 is moved inwards while rotating by the threaded connection, so that the inner end of the limit screw is in close contact with the outer side surface of the front shell 1, the limit of the protective cover 3 is realized by the limit screw 32, the problem of influence on the wiring operation of the wiring terminal due to the up-and-down sliding of the protective cover 3 is avoided, finally, the wiring terminal is utilized to carry out the wiring operation, after the wiring is completed, the limit screw 32 is rotated reversely, the limit screw 32 is moved outwards while rotating by the threaded connection, so as to make the inner end of the protective cover separate from the contact with the outer side surface of the front shell 1, and at the moment, the protective cover 3 slides downwards under the action of the self gravity, thereby playing a certain role in shielding and protecting the terminal and increasing the safety of the terminal; after accomplishing above-mentioned operation, according to the fixed couple of actual conditions of treating the installation department to through the distance interval between two couples, it is right the utility model discloses in the distance interval between two hanging holes 51 adjust, specifically adjust the operation as follows: the adjusting block 41 is rotated in a forward direction, the rotating adjusting block 41 is utilized to drive the screws 42 on the two sides to rotate, the screws 42 rotate, the structures of the square blocks 43 and the square grooves 21 are utilized, the square blocks 43 are in threaded connection with the screws 42, and the blocking effect of the stop blocks 44 on the screws 42 is utilized, so that the two square blocks 43 can simultaneously horizontally displace towards the inner side along the length direction of the screws 42, the square blocks 43 move to drive the hanging plates 5 to move, the distance interval between the hanging plates 5 on the two square blocks 43 is adjusted, the distance interval between the hanging holes 51 on the two hanging plates 5 is adjusted, and the applicability and the convenience of installation operation of the intelligent electric meter are greatly improved; generally, the utility model has the advantages of the security is good and be convenient for install.

Claims

1. The utility model provides a three-phase smart electric meter is with installation protecting crust, includes procapsid and back casing, its characterized in that: the protective cover is U-shaped, and sliding blocks are arranged on the inner walls of two ends of the protective cover and are in sliding connection with sliding grooves in the lower end of the side face of the front shell through the sliding blocks; the middle position of the upper end of the outer surface of the rear shell is provided with a square groove, the square groove is of a cuboid structure, the length direction of the square groove is consistent with the width direction of the rear shell, the interior of the square groove is provided with an adjusting device, the adjusting device comprises a rotating adjusting block, a screw rod and a square block, the rotating adjusting block is positioned at the middle position of the square groove, the number of the screw rod is two, the screw rod is respectively and symmetrically arranged at two ends of the rotating adjusting block, one end of the screw rod is fixedly connected with the center of the side end of the rotating adjusting block, the other end of the screw rod is rotatably connected with the side wall of the square groove, a stop block is fixedly arranged at the outer part of the end of the screw rod connected with the side wall of the square groove, the outer surface of the stop block is contacted with the side wall of the square groove, the structure, and is in threaded connection with the screw, the other end of the screw protrudes out of the square groove, a hanging plate is fixedly arranged on the screw, and a hanging hole is formed in the middle of the upper end of the hanging plate.

2. The mounting protective shell for the three-phase intelligent electric meter according to claim 1, characterized in that: and mounting holes are formed in the four corners of the rear shell, and the fixing screws are located in the mounting holes.

3. The mounting protective shell for the three-phase intelligent electric meter according to claim 1, characterized in that: the outside at protection casing both ends is provided with stop screw, stop screw's spiral shell head end is located the outside of protection casing, and the other end passes the side contact of protection casing and procapsid.

4. The mounting protective shell for the three-phase intelligent electric meter according to claim 1, characterized in that: the dog is circular, and its diameter is less than the width of square groove.