CN213423278U

CN213423278U - Electric energy meter with good heat dissipation performance

Info

Publication number: CN213423278U
Application number: CN202021777568.1U
Authority: CN
Inventors: 贺兴春; 蔡启兵; 金杭; 沈诚
Original assignee: Holley Technology Co Ltd
Current assignee: Holley Technology Co Ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2021-06-11
Anticipated expiration: 2030-08-20

Abstract

The utility model relates to an electric energy meter that heat dispersion is good. The problem of among the prior art electric energy meter do not have heat dissipation mechanism or heat dissipation mechanism structure unreasonable, the radiating effect is poor is solved. The electric energy meter comprises a shell and a wiring terminal installed in the shell, wherein a conductive part is arranged in the wiring terminal, a heat dissipation plate is arranged at the bottom of the shell, one end of the heat dissipation plate extends to the lower part of the wiring terminal, and a heat conductor is arranged between the heat dissipation plate and the wiring terminal. The utility model discloses increase a heating panel in the casing, the heating panel area is big, and the tiling has conductive part in the binding post on the casing bottom, and for the source that generates heat, binding post leads to the heating panel through the heat that the conductor produced conductive part, makes the temperature rise of product change into even heat dissipation from concentrating a bit, has improved the heat-sinking capability, very big reduction the potential safety hazard.

Description

Electric energy meter with good heat dissipation performance

Technical Field

The utility model relates to an ammeter technical field especially relates to an electric energy meter that heat dispersion is good.

Background

In field operation, the surface temperature rise of the electric energy meter is usually concentrated in a region which is relatively close to the contact point of the load switch and the inner conductor. When the electricity consumption is in a peak, the functional failure of the product and even the safety accident are easily caused by the temperature rise of the concentration point due to the rise of the environmental temperature. At present, no heat dissipation mechanism is arranged at the position of an internal conductor and a load switch in the electric energy meter, and a heat dissipation mechanism is designed in some electric energy meters for solving the problem, but the structure of the heat dissipation mechanism is not reasonable enough, and the heat dissipation effect is not good. Like chinese utility model 201822172955.1, a heat dissipation type electric energy meter is disclosed, it includes drain pan and terminal seat, and the lateral wall is equipped with the radiating groove that the upper and lower direction extends about the drain pan, and the binding post left end board is equipped with the left louvre of intercommunication cavity of resorption and radiating groove, and the binding post right end board is equipped with the right louvre of intercommunication cavity of resorption and radiating groove, and the louvre has played the radiating action about, but this heat dissipation mechanism heat radiating area is little, still can not play good radiating effect.

Disclosure of Invention

The utility model discloses it is unreasonable that the electric energy meter does not have heat dissipation mechanism or heat dissipation mechanism structure among the prior art mainly to have solved, and the poor problem of radiating effect provides an electric energy meter that heat dispersion is good.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides an electric energy meter that heat dispersion is good, includes the casing, installs the terminal button box in the casing, is provided with binding post in the terminal button box, is provided with the heating panel on the bottom of casing, the one end of heating panel extends to terminal button box lower part, is provided with the heat conductor between heating panel and terminal button box. The utility model discloses increase a heating panel in the casing, the heating panel area is big, and the tiling is on the casing bottom, has binding post in the end button box, and for the source that generates heat, the end button box leads to the heating panel through the heat conductor with the heat that binding post produced, makes the temperature rise of product change into even heat dissipation from concentrating a bit, has improved heat-sinking capability, very big reduction the potential safety hazard.

As a preferable mode of the above scheme, the bottom of the terminal button box is provided with a fixing groove, after the terminal button box is installed in place, the fixing groove is buckled on the heat conductor, and the bottom of the fixing groove is closely arranged on the heat conductor. The fixed slot is used for spacing and fixed the heat conductor in this scheme. After the terminal button box is installed in place, the fixing groove in the lower portion of the terminal button box is buckled on the heat dissipation plate, the heat conductor is located in the fixing groove, the bottom of the fixing groove is tightly pressed on the heat conductor, the wiring terminal is arranged in the terminal button box, heat generated by the wiring terminal is conducted to the heat conductor from the bottom of the fixing groove, and then the heat conductor conducts to the heat dissipation plate to conduct heat dissipation evenly.

As a preferred scheme of above-mentioned scheme, binding post arch is in fixed slot bottom, and fixed slot bottom laminating binding post surface covers the setting. The binding post arch is in the fixed slot bottom in this scheme, and the fixed slot bottom covers the setting along binding post surface shape for the distance is shorter between binding post and the heat conductor, and the heat that binding post produced can be better conduct on the heat conductor.

As a preferred scheme of the above scheme, two sides of one end of the heat dissipation plate, which is connected with the terminal box, are respectively provided with a bending portion, the bending portions are arranged in an upward bending manner, corresponding positions on two sides of the housing are respectively provided with a clamping groove, and the bending portions are embedded in the clamping grooves. The kink sets up the both sides that are located terminal button box department at the heating panel in this scheme, and the kink is as an organic whole with the heating panel, and the kink is buckled mutually, is provided with corresponding draw-in groove on the casing both sides, after the heating panel installation targets in place, and the kink of both sides just in time imbeds in the draw-in groove, because terminal button box side portion generates heat bigger, the kink can in time conduct the heat of lateral part to the heating panel on, reaches good radiating effect. In addition, the bent part is embedded in the clamping groove to limit the front and back movement of the heat dissipation plate, and meanwhile, after the end button box is installed in place, the two sides of the end button box are blocked on the opening of the clamping groove to form closed fixing on the bent part, and the bent part is not easy to separate from the clamping groove, so that the heat dissipation plate is fixed.

As an optimal scheme of the above scheme, two end corners corresponding to the heat dissipation plate and far away from the terminal button box on the bottom of the shell are respectively provided with a buckling seat, each buckling seat comprises a buckling plate, two adjacent sides of each buckling plate are fixed on the bottom surface of the shell through connecting parts, an inserted buckling groove is formed between each buckling plate and the shell, and two end corners of the heat dissipation plate are respectively inserted into the buckling grooves. Two buckle seats are arranged in the scheme, and two end angles of the heat dissipation plate far away from the end button box during installation are respectively inserted into the buckle grooves of the buckle seats to form position limitation on the heat dissipation plate. The openings of the fastening grooves formed by the two fastening seats are opposite, so that the heat dissipation plate can be inserted between the two fastening seats.

As a preferable scheme of the above scheme, two sides of the heat dissipation plate are respectively provided with an upward-turned buckling edge, the bottom of the housing is respectively and correspondingly provided with a first buckling head, the first buckling head comprises a main body part, the top of one side of the main body part opposite to the main body part is provided with a clamping hook, and the buckling edges are clamped at the lower part of the clamping hook. This scheme is further fixed the heating panel, and the main part is the cylinder, has certain flexibility, and the pothook setting is on main part upper portion, and first discount pothook sets up relatively, and the heating panel is located between two discount, impresses the heating panel between two discount when the installation, and the pothook is opened along crowded to the knot of heating panel, and the card is gone into in the lower part of pothook, and the pothook lock is detained and is formed fixedly on following.

As a preferable scheme of the above scheme, a plurality of positioning holes are formed in the heat dissipation plate, corresponding positioning columns are arranged on the bottom surface of the shell, and the positioning columns penetrate into the positioning holes after the heat dissipation plate is installed in place. This scheme further forms the location to the heating panel and fixes, prevents that the heating panel from removing.

As a preferred scheme of the above scheme, the two sides of the terminal box are respectively provided with a clamping groove, the two side walls of the shell are correspondingly provided with a second fastening head, and when the terminal box is pressed on the heat dissipation plate, the second fastening heads are fastened in the clamping grooves. Terminal button box adopts the buckle mode to fix in this scheme, connects convenient and fast, also easy to assemble and dismantlement.

As a preferable scheme of the above scheme, the heat conductor is heat-conducting silica gel.

The utility model has the advantages that: increase a heating panel in the casing, the heating panel area is big, and the end button box leads to the heating panel through the heat conductor with the heat that binding post produced, makes the temperature rise of product change into even heat dissipation from concentrating a bit, has improved the heat-sinking capability, very big reduction the potential safety hazard. The heating panel is fixed firm, and the installation is dismantled conveniently.

Drawings

FIG. 1 is a schematic structural diagram of the present invention

Fig. 2 is a schematic sectional view of the middle button box according to the present invention.

1-shell 2-heat dissipation plate 3-terminal button box 4-heat conductor 5-fixed slot 6-wiring terminal 7-bending part 8-neck 9-buckle seat 10-buckle 11-buckle edge 12-first buckle 13-main body part 14-hook 15-positioning hole 16-positioning column 17-second neck 18-second buckle.

Detailed Description

The technical solution of the present invention is further described below by way of examples and with reference to the accompanying drawings.

Example (b):

the electric energy meter with good heat dissipation performance comprises a shell 1 and an end button box 3 installed in the shell, wherein a wiring terminal 6 is arranged in the end button box, a heat dissipation plate 2 is arranged at the bottom of the shell 1, one end of the heat dissipation plate extends to the lower portion of the end button box 3, a heat conductor 4 is arranged between the heat dissipation plate and the end button box, and the heat conductor is made of heat-conducting silica gel.

Specifically, as shown in fig. 2, the bottom of the terminal box 3 is provided with a fixing groove 5, the terminal 6 protrudes from the bottom of the fixing groove 5, and the bottom of the fixing groove is covered with the surface of the terminal. The both sides of terminal box 2 are provided with second draw-in groove 17 respectively, correspond on the both sides wall of casing and are provided with second discount 18, and the terminal box is installed on the heating panel, and the back of target location is installed to the installation, and second discount lock is in the draw-in groove, and the fixed slot is detained and is put on heat conductor 4, and the inseparable overhead in fixed slot bottom is on the heat conductor. The distance between the wiring terminal and the heat conductor is shorter, and heat generated by the wiring terminal can be better conducted to the heat conductor.

In order to fix the heat dissipation plate more stably, two sides of one end of the heat dissipation plate 2, which is connected with the terminal box, are respectively provided with a bending part 7, the bending parts are arranged in a bending manner, and the two corresponding positions of the two sides of the shell 1 are respectively provided with a clamping groove 8. The two end corners corresponding to the heat dissipation plate 2 and far away from the terminal button box on the bottom of the shell 1 are respectively provided with a buckling seat 9, each buckling seat comprises a buckling plate 10, two adjacent sides of each buckling plate are fixed on the bottom surface of the shell through connecting parts, and an inserted buckling groove is formed between each buckling plate and the shell. And then, two sides of the heat dissipation plate 2 are respectively provided with an upward-turned buckling edge 11, the bottom of the shell 1 is respectively and correspondingly provided with a first buckling head 12, each first buckling head comprises a main body part 13, and the top of one side, opposite to the main body part, of the main body part is provided with a clamping hook 14. In addition, the heat dissipation plate 2 is provided with a plurality of positioning holes 15, and the bottom surface of the housing 1 is provided with corresponding positioning posts 16. When the installation, the earlier tip angle of inclination form with the heating panel front portion inserts in the catching groove of detaining the seat, then pushes down the heating panel, and the heating panel impresses between two discount, and the pothook is opened along crowded to the knot of heating panel, and the card is gone into in the lower part of pothook, and simultaneously, the reference column on the casing bottom penetrates in the locating hole, and the kink of heating panel both sides just in time imbeds in the draw-in groove, and it is fixed to form. After the positioning terminal is installed in place, the two sides of the terminal box are blocked on the opening of the clamping groove, the bent part is sealed and fixed, and the bent part is not easy to separate from the clamping groove.

On the heat that binding post produced passes through heat conduction silica gel conduction to the heating panel in this embodiment, the heating panel area is big, extends to other regions of casing, changes the temperature rise from concentrating a bit into even heat dissipation, greatly reduces the potential safety hazard.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Although the terms housing, heat sink, terminal box, heat conductor, fixing groove, etc. are used more often herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. The utility model provides an electric energy meter that heat dispersion is good, includes the casing, installs the terminal button box in the casing, is provided with binding post, its characterized in that in the terminal button box: the bottom of the shell (1) is provided with a heat dissipation plate (2), one end of the heat dissipation plate extends to the lower part of the terminal box (3), and a heat conductor (4) is arranged between the heat dissipation plate and the terminal box.

2. The electric energy meter with good heat dissipation performance as recited in claim 1, wherein a fixing groove (5) is formed at the bottom of the terminal box (3), and when the terminal box is mounted in place, the fixing groove is buckled on the heat conductor (4), and the bottom of the fixing groove is closely arranged on the heat conductor.

3. The electric energy meter with good heat dissipation performance as recited in claim 2, wherein the connection terminal (6) protrudes at the bottom of the fixing groove (5), and the bottom of the fixing groove is covered with the surface of the connection terminal.

4. The electric energy meter with good heat dissipation performance according to claim 1, 2 or 3, wherein two sides of one end of the heat dissipation plate (2) connected with the terminal box are respectively provided with a bending part (7), the bending parts are arranged in an upward bending manner, two corresponding positions on two sides of the housing (1) are respectively provided with a clamping groove (8), and the bending parts are embedded in the clamping grooves.

5. The electric energy meter with good heat dissipation performance according to claim 1, 2 or 3, characterized in that buckling seats (9) are respectively arranged on the bottom of the casing (1) corresponding to two corners of the heat dissipation plate (2) far away from the terminal box, each buckling seat comprises a buckling plate (10), two adjacent sides of each buckling plate are fixed on the bottom surface of the casing through connecting parts, a buckling groove for insertion is formed between each buckling plate and the casing, and two corners of the heat dissipation plate are respectively inserted into the buckling grooves.

6. The electric energy meter with good heat dissipation performance according to claim 1, 2 or 3, wherein the heat dissipation plate (2) is provided at both sides thereof with upward-turned fastening edges (11), the bottom of the housing (1) is correspondingly provided with first fastening heads (12), the first fastening heads comprise a main body part (13), the top of the opposite side of the main body part is provided with a hook (14), and the fastening edges are fastened at the lower parts of the hooks.

7. The electric energy meter with good heat dissipation performance according to claim 1, 2 or 3, characterized in that a plurality of positioning holes (15) are arranged on the heat dissipation plate (2), corresponding positioning columns (16) are arranged on the bottom surface of the shell (1), and after the heat dissipation plate is installed in place, the positioning columns penetrate into the positioning holes.

8. The electric energy meter with good heat dissipation performance according to claim 1, 2 or 3, characterized in that the terminal box (3) is provided with second locking grooves (17) on both sides, and second fasteners (18) are correspondingly provided on both side walls of the housing, and when the terminal box is pressed against the heat dissipation plate, the second fasteners are locked in the second locking grooves.

9. The electric energy meter with good heat dissipation performance according to claim 1, 2 or 3, characterized in that the heat conductor (4) is heat-conducting silica gel.