Three-phase intelligent electric meter

Abstract

The utility model relates to the technical field of intelligent electric meters, in particular to a three-phase intelligent electric meter, which comprises a three-phase intelligent electric meter main body and a shell cover, one side of the three-phase intelligent electric meter main body is fixedly connected with four clamping blocks respectively, and one side of the shell cover is fixedly provided with four convex columns respectively. Four telescopic rods used for fixing the clamping blocks are connected into the shell cover in a sliding mode, first springs are fixedly connected between the four telescopic rods and the shell cover, the clamping blocks are locked through the telescopic rods, then the protruding columns are locked through the vertical rods, the clamping blocks and the protruding columns are further positioned, the stability of the shell cover during installation is ensured, and the shell cover is convenient to install. The shell cover can be assembled in a clamping mode, operation is simple and convenient, repeated screwing of screws is avoided, time and labor are saved, and the maintenance efficiency of the interior of the intelligent electric meter is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to intelligent electric meter technical field, concretely is a three -phase intelligent electric meter. BACKGROUND

[0002] The intelligent electric meter can accurately measure the consumption of electric energy and provide accurate electricity data. It can accurately measure forward, reverse, active and reactive power, and record maximum demand, voltage and current harmonics, power factor and other key parameters.

[0003] The prior art discloses patent application number "CN202322486833.0", a theftproof intelligent electric meter convenient to install, comprising: a mounting plate, the outer end of the mounting plate is provided with a connecting block, and the inner end of the connecting block is connected with a connecting bolt, the lower end of the mounting plate is provided with a lock block, and the front end of the lock block is provided with a lock head; a protective cover is installed on the upper end of the lock head, and a password input panel is installed in the protective cover, the front end of the mounting plate is provided with an embedded plate, and the front upper end of the embedded plate is provided with a protective frame, the outer end of the protective frame is provided with a reinforcing block, and a wire slot is formed in the protective frame.

[0004] The intelligent electric meter can only be conveniently installed and removed, but in actual use, the intelligent electric meter is usually assembled and fixed by using multiple screws, so the installation mode must be operated with a screwdriver, and the screwing of multiple screws will cause the intelligent electric meter to be time-consuming and laborious to assemble and disassemble, thereby reducing the maintenance efficiency of the intelligent electric meter and being inconvenient to use. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a three -phase intelligent electric meter to solve the problems in the above background technology.

[0006] The purpose of the utility model can be realized by the following technical scheme:

[0007] A three -phase intelligent electric meter, comprising a three -phase intelligent electric meter main body and a shell cover, one side of the three -phase intelligent electric meter main body is respectively fixedly connected with four clamping blocks, one side of the shell cover is respectively fixedly installed with four convex columns, the inside of the shell cover is respectively slidably connected with four telescopic rods for fixing the clamping blocks, and the first spring is fixedly connected between the four telescopic rods and the shell cover.

[0008] Two telescopic rods are respectively penetrated through the shell cover and extended to both ends of the shell cover, one side of the two telescopic rods is fixedly connected with a horizontal plate, the inside of the shell cover is respectively slidably installed with four extension pressure plates for fixing the horizontal plate, one side of the four extension pressure plates is fixedly connected with a limiting block, and the upper side of the three -phase intelligent electric meter main body is clamped with two vertical rods.

[0009] Preferably, the front side of the three-phase intelligent electric meter body is provided with four clamping grooves for fixing the protruding posts, the rear side of the shell cover is provided with four embedding grooves for fixing the clamping blocks, one side of the four clamping blocks is provided with a through second circular hole, the second circular hole is matched with the telescopic rod, and the outer surface of the telescopic rod is clamped with one side of the clamping block through the second circular hole.

[0010] Preferably, the inner side of the shell cover is rotationally connected with a rotating plate, one side of the rotating plate is fixedly connected with a protective cover, the bottom end of the protective cover is slidably connected with a positioning rod, the positioning rod and the protective cover are fixedly connected with a second spring, the lower side of the positioning rod penetrates through the protective cover and extends to the lower side of the protective cover, the lower side of the positioning rod is fixedly provided with a pull plate, and the lower side of the protective cover is rotationally connected with an L-shaped rotating plate for supporting the pull plate.

[0011] Preferably, one side of the three-phase intelligent electric meter body is fixedly connected with a connecting plate, one side of the connecting plate is provided with a through first circular hole, the first circular hole is matched with the positioning rod, and one side of the positioning rod is clamped with one side of the connecting plate through the first circular hole.

[0012] Preferably, the front side of the three-phase intelligent electric meter body is fixedly connected with two symmetrically-distributed fixing plates, the interiors of the two fixing plates are rotationally connected with limiting rotating plates for limiting the protective cover, one side of the two limiting rotating plates is fixedly connected with rubber pads one, the front side of the shell cover is fixedly connected with two symmetrically-distributed supporting plates, and the inner sides of the two supporting plates are fixedly installed with rubber pads two.

[0013] Preferably, the shell cover is located in front of the three-phase intelligent electric meter body, the interior of the three-phase intelligent electric meter body is fixedly connected with a circuit board through screws, the periphery of the shell cover is fixedly connected with rubber blocks, the upper side of the two protruding posts is provided with mounting grooves, the lower side of the vertical rod penetrates through the three-phase intelligent electric meter body and extends to the interior of the clamping groove, the mounting grooves are matched with the vertical rod, and the outer surface of the vertical rod is clamped with the upper side of the protruding post through the mounting grooves.

[0014] The three-phase intelligent electric meter has the advantages that:

[0015] 1. The telescopic rod is used for locking the clamping block, and then the vertical rod is used for locking the protruding post, so as to further position the clamping block and the protruding post and ensure the stability during installation of the shell cover.

[0016] 2. The positioning rod and the two limiting rotating plates are used for limiting and fixing the protective cover, so that the protective cover of the three-phase intelligent electric meter can be conveniently opened or closed, thereby conveniently enabling the operator to operate the electric meter more easily and improving the flexibility during use of the three-phase intelligent electric meter. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced as follows. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by the person of ordinary skill in the art without any creative effort fall within the scope of the present application.

[0018] Figure 1 is a schematic diagram of the overall structure of the present application;

[0019] Figure 2 is a schematic diagram of the installation of the fixed plate, the limiting rotating plate and the rubber pad one in the present application Figure 1 ;

[0020] Figure 3 is a schematic diagram of the structure of the clamping block and the second circular hole in the present application Figure 1 ;

[0021] Figure 4 is a schematic diagram of the structure of the positioning rod and the second spring in the present application Figure 3 ;

[0022] Figure 5 is an enlarged view of D in the present application Figure 4 ;

[0023] Figure 6 is a schematic diagram of the installation of the telescopic rod and the horizontal plate in the present application Figure 4 ;

[0024] The reference signs in the drawings are as follows:

[0025] 1, three-phase intelligent electric meter main body; 2, shell cover; 3, circuit board; 4, clamping block; 5, protruding column; 6, telescopic rod; 7, first spring; 8, horizontal plate; 9, extension pressing plate; 10, limiting block; 11, vertical rod; 12, rubber block; 13, mounting groove; 14, clamping groove; 15, rotating plate; 16, protective cover; 17, positioning rod; 18, second spring; 19, pull plate; 20, L-shaped rotating plate; 21, fixed plate; 22, limiting rotating plate; 23, rubber pad one; 24, support plate; 25, rubber pad two; 26, embedded groove; 27, connecting plate; 28, first circular hole; 29, second circular hole. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be described clearly and completely in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by the person of ordinary skill in the art without any creative effort fall within the scope of the present application.

[0027] AsFigures 1 to 6 As shown, a three-phase intelligent electric meter, including three-phase intelligent electric meter body 1 and shell cover 2, the communication module in the intelligent three-phase electric meter can realize data transmission and remote monitoring, monitoring power consumption, so that the three-phase electric meter is more intelligent, one side of the three-phase intelligent electric meter body 1 is fixedly connected with four clamping blocks 4, one side of the shell cover 2 is fixedly installed with four protruding columns 5, the inner side of the shell cover 2 is slidably connected with four telescopic rods 6 for fixing the clamping blocks 4, and the first spring 7 is fixedly connected between the four telescopic rods 6 and the shell cover 2;

[0028] Two telescopic rods 6 extend through the shell cover 2 and extend to both ends of the shell cover 2, one side of the two telescopic rods 6 is fixedly connected with a horizontal plate 8, the inner side of the shell cover 2 is slidably installed with four extension pressure plates 9 for fixing the horizontal plate 8, one side of the four extension pressure plates 9 is fixedly connected with a limiting block 10, through the installation and use of the extension pressure plate 9 and the limiting block 10, the position of the extension pressure plate 9 can be limited by the limiting block 10, so that the two extension pressure plates 9 can be clamped and limited to the horizontal plate 8, so that the telescopic rod 6 with elasticity can stably fix the clamping block 4, and the upper side of the three-phase intelligent electric meter body 1 is clamped with two vertical rods 11.

[0029] The front side of the three-phase intelligent electric meter body 1 is provided with four clamping grooves 14 for fixing the protruding columns 5, the rear side of the shell cover 2 is provided with four embedding grooves 26 for fixing the clamping blocks 4, one side of the four clamping blocks 4 is provided with a through second circular hole 29, the second circular hole 29 is matched with the telescopic rod 6, and the outer surface of the telescopic rod 6 is clamped with one side of the clamping block 4 through the second circular hole 29.

[0030] The inner side of the shell cover 2 is rotatably connected with a rotating plate 15, one side of the rotating plate 15 is fixedly connected with a protective cover 16, the protective cover 16 can be conveniently opened or closed by rotating and adjusting the rotating plate 15, the use is convenient, the bottom end of the protective cover 16 is slidably connected with a positioning rod 17, the positioning rod 17 and the protective cover 16 are fixedly connected with a second spring 18, the lower side of the positioning rod 17 extends through the protective cover 16 and extends to the lower side of the protective cover 16, the lower side of the positioning rod 17 is fixedly provided with a pull plate 19, the lower side of the protective cover 16 is rotatably connected with an L-shaped rotating plate 20 for supporting the pull plate 19, the L-shaped rotating plate 20 can support and limit the pull plate 19, so that the positioning rod 17 with elasticity can more stably position the protective cover 16.

[0031] One side of the three-phase intelligent electric meter body 1 is fixedly connected with a connecting plate 27, one side of the connecting plate 27 is provided with a through first circular hole 28, the first circular hole 28 is matched with the positioning rod 17, and one side of the positioning rod 17 is clamped with one side of the connecting plate 27 through the first circular hole 28.

[0032] The front side of the three-phase intelligent electric meter main body 1 is fixedly connected with two fixed plates 21 which are symmetrically distributed, the inside of the two fixed plates 21 is rotatably connected with a limiting rotating plate 22 for limiting the protective cover 16, one side of the two limiting rotating plates 22 is fixedly connected with a rubber pad I 23, the rubber pad I 23 at the two limiting rotating plates 22 can be extruded in front of the protective cover 16, so that the protective cover 16 is more stably installed, the front side of the shell cover 2 is fixedly connected with two supporting plates 24 which are symmetrically distributed, the inner side surface of the two supporting plates 24 is fixedly installed with a rubber pad II 25, through the installation and use of the supporting plate 24 and the rubber pad II 25, the protective cover 16 is upwardly rotated, the rubber pad II 25 at the two protective covers 16 limits and extrudes the protective cover 16, so that the protective cover 16 can be fixed, so as to open the protective cover 16 and facilitate the subsequent maintenance operation.

[0033] The shell cover 2 is located in front of the three-phase intelligent electric meter main body 1, the inside of the three-phase intelligent electric meter main body 1 is fixedly connected with a circuit board 3 through a screw, the periphery of the shell cover 2 is fixedly connected with a rubber block 12, the rubber block 12 can protect the shell cover 2 and improve the safety of the shell cover 2, the upper side of the two protruding columns 5 is provided with a mounting groove 13, the lower side of the vertical rod 11 penetrates through the three-phase intelligent electric meter main body 1 and extends into the clamping groove 14, the mounting groove 13 is matched with the vertical rod 11, and the outer surface of the vertical rod 11 is clamped with the upper side of the protruding column 5 through the mounting groove 13.

[0034] The working principle of the three-phase intelligent electric meter provided by the utility model is as follows:

[0035] By simultaneously pulling outwards the two horizontal plates 8, the four telescopic rods 6 provided with the first springs 7 can be retracted under the action of the two horizontal plates 8, then the protruding columns 5 at the shell cover 2 are clamped into the clamping grooves 14 of the three-phase intelligent electric meter main body 1, at this time, the four clamping blocks 4 on the three-phase intelligent electric meter main body 1 can be inserted into the embedding grooves 26 of the shell cover 2 and used for preliminarily positioning the shell cover 2, then the two horizontal plates 8 are loosened, the four telescopic rods 6 can be clamped into the second circular holes 29 of the four clamping blocks 4 under the action of the elastic force of the first springs 7, and then the two vertical rods 11 are clamped above the three-phase intelligent electric meter main body 1, so that the two vertical rods 11 enter the mounting grooves 13 of the two protruding columns 5, so as to lock the clamping blocks 4 and the protruding columns 5 and ensure the stability of the shell cover 2 during installation, so that the shell cover 2 can be assembled by clamping, the operation is simple and convenient, the screw is not repeatedly screwed, time and labor are saved, and the maintenance efficiency of the internal part of the intelligent electric meter is improved.

[0036] By pulling the pull plate 19 downward to move the positioning rod 17 with the second spring 18 installed, the elastic positioning rod 17 is contracted, then the protective cover 16 is turned downward to be attached to the three-phase intelligent electric meter body 1, the pull plate 19 is released, the elastic positioning rod 17 is reset upward to be clamped into the first circular hole 28 of the connecting plate 27, used for clamping and fixing the protective cover 16, then the rubber pad 23 at the two limiting rotating plates 22 is turned to the protective cover 16, at this time, the two limiting rotating plates 22 can position the position of the protective cover 16, so that the protective cover 16 of the three-phase intelligent electric meter can be conveniently opened or closed, so that the operator can more easily operate the electric meter, and the flexibility of the three-phase intelligent electric meter in use is improved.

[0037] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A three-phase smart meter, comprising a three-phase smart meter body (1) and a casing (2), characterized in that: Four locking blocks (4) are fixedly connected to one side of the three-phase smart meter body (1), and four protruding pillars (5) are fixedly installed on one side of the cover (2). Four telescopic rods (6) for fixing the locking blocks (4) are slidably connected inside the cover (2). A first spring (7) is fixedly connected between the four telescopic rods (6) and the cover (2). One side of each of the two telescopic rods (6) passes through the cover (2) and extends to both ends of the cover (2). A horizontal plate (8) is fixedly connected to one side of each of the two telescopic rods (6). Four extension pressure plates (9) for fixing the horizontal plate (8) are slidably installed inside the cover (2). A limit block (10) is fixedly connected to one side of each of the four extension pressure plates (9). Two vertical rods (11) are snapped onto the upper side of the three-phase smart meter body (1).

2. A three-phase smart meter according to claim 1, characterized in that, The front side of the three-phase smart meter body (1) is provided with four slots (14) for fixing the protrusion (5), and the rear side of the cover (2) is provided with four embedding slots (26) for fixing the card block (4). Each of the four card blocks (4) has a through second round hole (29) on one side. The second round hole (29) is adapted to the telescopic rod (6). The outer surface of the telescopic rod (6) is engaged with one side of the card block (4) through the second round hole (29).

3. A three-phase smart meter according to claim 1, characterized in that, A rotating plate (15) is rotatably connected to the inner side of the shell cover (2). A protective cover (16) is fixedly connected to one side of the rotating plate (15). A positioning rod (17) is slidably connected to the bottom of the inside of the protective cover (16). A second spring (18) is fixedly connected between the positioning rod (17) and the protective cover (16). The lower side of the positioning rod (17) passes through the protective cover (16) and extends to the lower side of the protective cover (16). A pull plate (19) is fixedly provided on the lower side of the positioning rod (17). An L-shaped rotating plate (20) for supporting the pull plate (19) is rotatably connected to the lower side of the protective cover (16).

4. A three-phase smart meter according to claim 1, characterized in that, A connecting plate (27) is fixedly connected to one side of the three-phase smart meter body (1). A through first round hole (28) is opened on one side of the connecting plate (27). The first round hole (28) is adapted to the positioning rod (17). One side of the positioning rod (17) is engaged with one side of the connecting plate (27) through the first round hole (28).

5. A three-phase smart meter according to claim 1, characterized in that, The front side of the three-phase smart meter body (1) is fixedly connected to two symmetrically distributed fixing plates (21). The interior of each of the two fixing plates (21) is rotatably connected to a limiting rotating plate (22) for limiting the protective cover (16). A rubber pad (23) is fixedly connected to one side of each of the two limiting rotating plates (22). The front side of the shell cover (2) is fixedly connected to two symmetrically distributed support plates (24). A rubber pad (25) is fixedly installed on the inner side of each of the two support plates (24).

6. A three-phase smart meter according to claim 2, characterized in that, The cover (2) is located in front of the three-phase smart meter body (1). The circuit board (3) is fixedly connected inside the three-phase smart meter body (1) by screws. Rubber blocks (12) are fixedly connected around the cover (2). The upper side of the two protrusions (5) is provided with mounting grooves (13). The lower side of the vertical rod (11) penetrates the three-phase smart meter body (1) and extends into the slot (14). The mounting groove (13) is adapted to the vertical rod (11). The outer surface of the vertical rod (11) is engaged with the upper side of the protrusion (5) through the mounting groove (13).

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