CN210294353U - Waterproof electric energy meter - Google Patents

Abstract

The utility model provides a waterproof electric energy meter, the on-line screen storage device comprises a base, upper cover and end cover, the base is located to upper cover and end cover, between base and the upper cover, between base and the end cover, all be equipped with seal structure between end cover and the upper cover, seal structure includes the seal groove, sealed arch and sealed elastic component, sealed elastic component locates in the seal groove, and sealed arch stretches into in the seal groove, seal structure between base and the upper cover, seal structure between end cover and the upper cover is on the coplanar, make two seal groove combinations of these two seal structures form the ring channel, two sealed arch combinations form annular bulge, two sealed elastic component combinations form annular elastic component. The utility model provides a waterproof electric energy meter, sealed arch and seal groove part overlap, reinforcing waterproof performance, seal structure between seal structure, end cover and the upper cover between base and the upper cover on the coplanar, make these two seal structure form a sealed whole, reinforcing waterproof performance.

Description

Waterproof electric energy meter

Technical Field

The utility model belongs to the technical field of electrical accessories, more specifically say, relate to a waterproof electric energy meter.

Background

The electric energy meter has rich application scenes, wherein most electric energy meters need to be placed outdoors for use. When the weather of rain and snow is met, water is easy to enter the electric energy meter, and the use fault is caused. Moreover, most of the existing electric energy meters are intelligent electric meters, and due to the fact that the existing electric energy meters are multiple in functions and complex in structure, the sealing performance of the existing electric energy meters is greatly influenced, and the waterproof performance of the existing electric energy meters cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waterproof electric energy meter to solve the relatively poor technical problem of electric energy meter waterproof performance who exists among the prior art.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a waterproof electric energy meter, includes base, upper cover and end cover, the base has first opening and the second opening that communicates each other, the upper cover lid is located first opening, the end cover lid is located the second opening, the base with between the upper cover, the base with between the end cover, the end cover with all be equipped with seal structure between the upper cover, seal structure includes seal groove, sealed arch and sealed elastic component, sealed elastic component locates in the seal groove, and sealed arch stretches into in the seal groove makes the bellied outer wall of sealed and the inner wall looks butt of seal groove, seal structure between base and the upper cover, seal structure between end cover and the upper cover are on the coplanar, make two of these two seal structure the seal groove combination forms ring channel, ring channel, The two sealing bulges are combined to form an annular bulge, and the two sealing elastic pieces are combined to form an annular elastic piece.

Furthermore, waterproof electric energy meter still include with the flip that the connection can be dismantled to the upper cover, flip with be formed with the module that is used for holding the module box between the upper cover and hold the chamber, flip with be equipped with between the upper cover seal structure.

Further, waterproof electric energy meter still includes the flip fastener, one side of flip is equipped with the buckle, the confession has been seted up to flip's opposite side the first connecting hole that the flip fastener passed, one side of upper cover seted up with the draw-in groove of buckle joint, the confession has been seted up to the opposite side of upper cover the second connecting hole that the flip fastener passed.

Furthermore, the flip cover is provided with the sealing bulge, and the upper cover is provided with the sealing groove for the sealing bulge to extend into.

Furthermore, the waterproof electric energy meter further comprises a key, the upper cover is provided with a key accommodating part, the key accommodating part is provided with a key accommodating cavity for accommodating the key, and one end of the key accommodating part is fixed with a waterproof key pad.

Further, the key pad comprises a fixing portion and an elastic portion used for being abutted to the key, one side of the fixing portion is connected to the periphery of the elastic portion, and the other side of the fixing portion is wrapped at the end portion of the key accommodating portion.

Further, the key pad is a soft rubber pad.

Furthermore, the inner wall of the key accommodating part is provided with a blocking shoulder, a blocking shoulder hole for the key to pass through is formed in the blocking shoulder, and a stopping part for abutting against the blocking shoulder is arranged on the periphery of the key.

Furthermore, the outer periphery of the blocking shoulder is connected to the inner wall of the key cavity, and the inner periphery of the blocking shoulder is vertically connected with a guide part for guiding the pressing of the key.

The utility model provides a waterproof electric energy meter's beneficial effect lies in: compared with the prior art, the waterproof electric energy meter comprises a base, an upper cover and an end cover, wherein sealing structures are arranged between the base and the upper cover, between the base and the end cover and between the end cover and the upper cover; in addition, the sealing structure between the base and the upper cover and the sealing structure between the end cover and the upper cover are on the same plane, so that the two sealing structures form a sealing whole, the possibility that water enters the electric energy meter from the space between the base and the end cover is reduced, and the waterproof performance is enhanced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a three-dimensional structure diagram of a waterproof electric energy meter provided by an embodiment of the present invention;

fig. 2 is an exploded view of a waterproof electric energy meter provided by an embodiment of the present invention;

fig. 3 is an assembly view of a base and an end cap according to an embodiment of the present invention;

FIG. 4 is a partial cross-sectional view taken along line A-A of FIG. 1;

FIG. 5 is a partial cross-sectional view taken along line B-B of FIG. 1;

fig. 6 is a structural diagram of an end cap according to an embodiment of the present invention;

fig. 7 is a cross-sectional view of a key provided in an embodiment of the present invention;

fig. 8 is a cross-sectional view of a key mat according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

1-a base; 2-covering the upper cover; 201-module receiving cavity; 202-second connection hole; 21-a key receiving portion; 211-shoulder block; 212-a guide; 3-end cover; 4-turning over the cover; 40-a first connection hole; 41-buckling; 5-pressing a key; 060-sealing structure; 061-sealing projection; 062-seal groove; 063-sealing elastomeric; 7-a modular cartridge; 8-a key pad; 81-an elastic part; 82-a fixed part.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to fig. 6, a description will now be given of a waterproof electric energy meter according to the present invention. In one embodiment, the waterproof electric energy meter comprises a base 1, an upper cover 2 and an end cover 3, wherein the base 1 is provided with a first opening and a second opening which are communicated with each other. Alternatively, the first opening is provided at the top of the base 1, and the second opening is provided at the side of the base 1. First opening is located to upper cover 2 lid, and the second opening is located to end cover 3 lid for base 1, upper cover 2 and end cover 3 form a cavity jointly, and components and parts such as relay, circuit board all set up in this cavity, all are equipped with seal structure 060 between base 1 and the upper cover 2, between base 1 and the end cover 3, between end cover 3 and the upper cover 2, make this cavity be seal chamber. Specifically, the sealing structure 060 includes a sealing groove 062, a sealing protrusion 061, and a sealing elastic member 063, the sealing elastic member 063 is disposed in the sealing groove 062, and when the sealing structure 060 is assembled, the sealing protrusion 061 presses the sealing elastic member 063 to fill the sealing groove 062, thereby isolating the cavity from the external space. The sealing protrusion 061 extends into the sealing groove 062, so that the outer wall of the sealing protrusion 061 is abutted against the inner wall of the sealing groove 062, the path of water entering the cavity is prolonged, and the possibility of water entering is reduced. The sealing structure 060 between the base 1 and the upper cover 2 and the sealing structure 060 between the cover 3 and the upper cover 2 are on the same plane, so that the two sealing structures 060 form a whole, the bonding surface between the base 1 and the cover 3 is reduced, and the waterproof performance is enhanced. When the two sealing structures 060 are on the same plane, the two sealing grooves 062 of the two sealing structures 060 are combined to form an annular groove, the two sealing protrusions 061 are combined to form an annular protrusion, the two sealing elastic members 063 are combined to form an annular elastic member, and the annular elastic member is integrally formed, so that the integral waterproof performance is better.

The utility model provides a waterproof electric energy meter, compared with the prior art, the utility model discloses waterproof electric energy meter includes base 1, upper cover 2 and end cover 3, be equipped with seal structure 060 between base 1 and upper cover 2, between base 1 and end cover 3, between end cover 3 and the upper cover 2, in seal structure 060, sealed elastic component 063 is located sealed the recess, sealed arch 061 stretches into in seal groove 062 and makes the outer wall of sealed arch 061 and the inner wall looks butt of seal groove 062, like this sealed arch 061 and seal groove 062 overlap partially, reinforcing waterproof performance; in addition, the sealing structure 060 between the base 1 and the upper cover 2 and the sealing structure 060 between the end cover 3 and the upper cover 2 are in the same plane, so that the two sealing structures 060 form a sealing whole, the possibility that water enters the electric energy meter from the space between the base 1 and the end cover 3 is reduced, and the waterproof performance is enhanced.

Optionally, the sealing groove 062 is U-shaped, and the sealing elastic member 063 is an elastic member having a circular cross section, such as a sealing rope or an O-ring.

Referring to fig. 3 to 6, as an embodiment of the waterproof electric energy meter provided by the present invention, in the sealing structure 060 between the base 1 and the upper cover 2, the sealing groove 062 is disposed on the base 1, the sealing protrusion 061 is disposed on the upper cover 2, when the base 1 is placed on a desktop, the opening of the sealing groove 062 is disposed upward, so as to facilitate installation of the sealing elastic member 063, and during the installation process, the sealing elastic member 063 will not drop. Similarly, in the seal structure 060 of the end cap 3 and the upper cap 2, the seal groove 062 is opened in the end cap 3, and the seal projection 061 is provided in the upper cap 2, so that the seal projection 061 of the upper cap 2 forms an annular projection.

In another embodiment, an annular groove opens into the cover 2 and an annular projection is provided on the base 1 and the cover 3 in the seal 060 between the base 1 and the cover 2 and in the seal 060 between the cover 3 and the cover 2.

Referring to fig. 5 and 6, as an embodiment of the waterproof electric energy meter provided by the present invention, the sealing groove 062 is formed on both sides of the end cover 3, the sealing protrusion 061 is formed on the sidewall of the second opening, and the sealing protrusion 061 is engaged with the sealing groove 062, so that the joint surface between the base 1 and the end cover 3 has waterproof performance. In another embodiment, the end cap 3 is provided with sealing protrusions 061 at both sides thereof, and the sidewall of the second opening is provided with a sealing groove 062.

Referring to fig. 2 and 4, as a specific implementation manner of the waterproof electric energy meter provided by the present invention, the waterproof electric energy meter further includes a flip 4 detachably connected to the upper cover 2, a module accommodating cavity 201 for accommodating the module box 7 is formed between the flip 4 and the upper cover 2, and a sealing structure 060 is disposed between the flip 4 and the upper cover 2. Wherein, the module box 7 can be a carrier module, a wireless module, a battery, etc., and the module box 7 can be disassembled and replaced, and the module box 7 can be used according to the selection of the user. The seal 060 between the lid 4 and the upper cover 2 prevents water from entering the module receiving chamber 201 and protecting the cartridge 7.

In one embodiment, the flip cover 4 is provided with a sealing protrusion 061, and the upper cover 2 is provided with a sealing groove into which the sealing protrusion 061 extends. The lid 4 is detachably connected to the upper cover 2, and when the module case 7 is replaced or removed, the lid 4 needs to be removed, and the elastic sealing member 063 is disposed in the upper cover 2 but not in the lid 4, so that the elastic sealing member 063 can be prevented from falling.

Referring to fig. 2, as an embodiment of the waterproof electric energy meter provided by the present invention, the waterproof electric energy meter further includes a flip fastener, one side of the flip 4 is provided with a buckle 41, the other side of the flip 4 is provided with a first connection hole 40 for the flip fastener to pass through, one side of the upper cover 2 is provided with a slot connected with the buckle 41, and the other side of the upper cover 2 is provided with a second connection hole 202 for the flip fastener to pass through. In this embodiment, one side of flip 4 is connected with upper cover 2 buckle, and the opposite side of flip 4 is connected through flip fastener with upper cover 2, and when dismantling flip 4, only need dismantle flip fastener of flip 4 one side, flip 4 opens, and buckle 41 drops from the draw-in groove naturally, and this kind of fixed mode can both guarantee the stability of connecting, has also simplified the dismouting step.

In another embodiment, both sides of the flip cover 4 are fixed on the upper cover 2 through flip cover fasteners, so that the stability of connection between the flip cover 4 and the upper cover 2 is ensured; or both sides of the flip cover 4 are fixed on the upper cover 2 through the buckles 41, so that the convenience of detaching the flip cover 4 and the upper cover 2 is ensured.

Referring to fig. 7 and 8, as an embodiment of the waterproof electric energy meter provided by the present invention, the waterproof electric energy meter further includes a key 5, the upper cover 2 is provided with a key accommodating portion 21, the key accommodating portion 21 has a key accommodating cavity for accommodating the key 5, and one end of the key accommodating portion 21 is fixed with a key pad 8 for waterproofing. The key pad 8 is used for separating the key accommodating cavity from the cavity inside the base 1, and even if water enters the key accommodating cavity from a gap between the key 5 and the upper cover 2, the water cannot enter the inner cavity.

Referring to fig. 7 and 8, as an embodiment of the waterproof electric energy meter provided by the present invention, the key pad 8 includes a fixing portion 82 and an elastic portion 81 for abutting against the key 5, one side of the fixing portion 82 is connected to the periphery of the elastic portion 81, and the other side of the fixing portion 82 wraps the end of the key accommodating portion 21. When the key 5 is pressed, the end part of the key 5 is contacted with the elastic part 81, the elastic part 81 is deformed, so that the contact switch on the circuit board is pressed, when the key 5 is released, the elastic part 81 rebounds, and the key 5 automatically restores to the original position. Because fixed part 82 is connected in the periphery of elastic component 81, forms a whole with elastic component 81, fixed part 82 wraps up in the tip that holds button portion 21 moreover, wraps up in the tip of button chamber promptly, makes this end of button chamber seal to separate button chamber and inner chamber, prevent that water from getting into the inner space of electric energy meter.

Optionally, the key pad 8 is a soft rubber pad. The key pad 8 can abut against a circuit board inside the electric energy meter, and the key pad 8 is positioned and fixed through the circuit board. The soft rubber cushion is made of softer material and is attached to the key accommodating part 21 more tightly, so that the water leakage phenomenon cannot occur. The soft rubber pad can be made of rubber, silica gel and the like.

Referring to fig. 7, as an embodiment of the waterproof electric energy meter provided by the present invention, a shoulder 211 is disposed on an inner wall of the key accommodating portion 21, a hole for the key 5 to pass through is disposed on the shoulder 211, and a stop portion for abutting against the shoulder 211 is disposed on an outer periphery of the key 5. The matching of the shoulder 211 and the stopping part limits the key 5 at the shoulder 211 to prevent the key 5 from falling off. In one embodiment, the shoulder 211 hole is sized to fit the shaft portion of the key 5, for example, the shoulder 211 hole is circular and the shaft portion of the key 5 is cylindrical. In another embodiment, the hole of the shoulder 211 is larger than the cross section of the shaft of the key 5, and the stopping portion can be abutted against the shoulder 211. The stopping portion may be circular or may be composed of a plurality of protrusions, and the structure of the stopping portion is not limited herein.

Referring to fig. 7, as an embodiment of the waterproof electric energy meter provided by the present invention, an outer periphery of the shoulder 211 is connected to an inner wall of the key accommodating cavity, and an inner periphery of the shoulder 211 is vertically connected to a guide portion 212 for guiding the key 5 to be pressed. The guide portion 212 functions to guide the up-and-down movement of the key 5 and prevent the key 5 from shaking left and right when moving up and down. More specifically, the inner circumference of the shoulder 211 is the inner wall of the hole of the shoulder 211, and when the hole of the shoulder 211 is circular, the guide part 212 is correspondingly hollow cylindrical and has a certain guiding function for the movement of the key 5.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (9)

1. Waterproof electric energy meter, its characterized in that: the sealing structure comprises a base, an upper cover and an end cover, wherein the base is provided with a first opening and a second opening which are communicated with each other, the upper cover is arranged at the first opening, the end cover is arranged at the second opening, sealing structures are arranged between the base and the end cover and between the end cover and the upper cover, each sealing structure comprises a sealing groove, a sealing bulge and a sealing elastic piece, the sealing elastic pieces are arranged in the sealing grooves, the sealing bulges extend into the sealing grooves to enable the outer walls of the sealing bulges to be in butt joint with the inner walls of the sealing grooves, the sealing structures between the base and the upper cover and the sealing structures between the end cover and the upper cover are on the same plane, and two sealing grooves of the two sealing structures are combined to form an annular groove, two sealing bulges are combined to form an annular bulge, and the sealing bulges are combined to form an annular bulge, Two sealing elastic pieces are combined to form an annular elastic piece.

2. The waterproof electric energy meter according to claim 1, characterized in that: the waterproof electric energy meter further comprises a flip cover detachably connected with the upper cover, a module accommodating cavity for accommodating the module box is formed between the flip cover and the upper cover, and the sealing structure is arranged between the flip cover and the upper cover.

3. The waterproof electric energy meter according to claim 2, characterized in that: the waterproof electric energy meter further comprises a flip fastener, a buckle is arranged on one side of the flip, a first connecting hole for the flip fastener to pass through is formed in the other side of the flip, a clamping groove for the buckle to be clamped is formed in one side of the upper cover, and a second connecting hole for the flip fastener to pass through is formed in the other side of the upper cover.

4. The waterproof electric energy meter according to claim 2, characterized in that: the flip cover is provided with the sealing bulge, and the upper cover is provided with a sealing groove for the sealing bulge to extend into.

5. The waterproof electric energy meter according to any one of claims 1 to 4, characterized in that: the waterproof electric energy meter further comprises a key, the upper cover is provided with a key accommodating part, the key accommodating part is provided with a key accommodating cavity for accommodating the key, and one end of the key accommodating part is fixed with a waterproof key pad.

6. The waterproof electric energy meter according to claim 5, characterized in that: the key pad comprises a fixing part and an elastic part which is used for being abutted to the key, one side of the fixing part is connected to the periphery of the elastic part, and the other side of the fixing part is wrapped at the end part of the key accommodating part.

7. The waterproof electric energy meter according to claim 5, characterized in that: the key pad is a soft rubber pad.

8. The waterproof electric energy meter according to claim 5, characterized in that: the inner wall of the key accommodating part is provided with a shoulder, the shoulder is provided with a shoulder hole for the key to pass through, and the periphery of the key is provided with a stopping part for abutting against the shoulder.

9. The waterproof electric energy meter according to claim 8, characterized in that: the periphery of the blocking shoulder is connected to the inner wall of the key cavity, and the inner periphery of the blocking shoulder is vertically connected with a guide part used for guiding the pressing of the key.

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