A flip cover structure for electric energy meter

Abstract

The present invention provides a flip cover structure for an electric energy meter, comprising a box body with an opening at the top and placed on the top of a PCB board, a cover body matched with the box body being arranged on the outside of the box body, the front and rear ends of the cover body being rotatably connected to the outside of the box body through a connecting shaft respectively, a plurality of avoidance grooves for preventing the cover body from interfering with the bottom end of an electrode sheet during rotation are arranged on the end surface of the cover body, one end of the avoidance groove is arranged through the cover body, the box body in the present invention is suspended on the upper part of the PCB board through the electrode sheet, and does not occupy the space on the circuit board, and at the same time, since the present invention directly adopts the electrode sheet itself as a component for supporting the box body, no other materials need to be used, thereby reducing the cost; moreover, the present invention directly rotatably arranges the cover body on the outside of the box body, and when the cover body is in use, it can be opened and closed by rotating, and does not need to occupy the space in the electric energy meter, and is very suitable for use in small electronic devices such as electric energy meters.

Description

Technical Field

[0001] The invention belongs to the technical field of electric energy meters, and in particular relates to a flip cover structure for an electric energy meter. Background Art

[0002] The prior art electric energy meter battery box includes a box body and two short connection pins, and the two short connection pins are arranged on the box body. During installation, the box body is placed on the circuit board, and the two short connection pins are passed through the circuit board and welded. The electric energy meter battery box of the above structure has the following disadvantages: First, since the box body is placed on the circuit board, it will undoubtedly occupy a larger circuit board space, thereby increasing the size of the electric energy meter. Second, since the box body of the electric energy meter battery box is connected to the circuit board through two short connection pins, it is also necessary to configure a battery box cover, thereby increasing the production cost of the electric energy meter battery box to a certain extent. Summary of the invention

[0003] The object of the present invention is to provide a flip cover structure for an integrated electric energy meter which occupies little circuit board space and has low production cost.

[0004] In order to achieve the above-mentioned purpose, the technical solution adopted by the present invention is: a flip cover structure for an electric energy meter, comprising a box body with an opening at the top and placed on the top of a PCB board, a cover body matched with the box body is arranged on the outside of the box body, a plurality of electrode grooves are opened on the inner walls at the front and rear ends of the box body, and an electrode sheet is detachably arranged in each electrode groove, the electrode sheet is arranged in a vertical direction and the bottom end of the electrode sheet passes through the box body and is arranged outside the box body, and an insulating sleeve is detachably sleeved on the electrode sheet arranged outside the box body, the bottom end of the electrode sheet is welded to the PCB board, a card slot is opened on the PCB board, a positioning plate is also arranged on the front outer wall of the box body, and a buckle matching the card slot is arranged at the bottom of the positioning plate;

[0005] The front and rear ends of the cover body are rotatably connected to the outside of the box body through a connecting shaft respectively. A plurality of avoidance grooves are provided on the end surface of the cover body to prevent the cover body from interfering with the bottom end of the electrode sheet during rotation. One end of the avoidance groove passes through the cover body.

[0006] Furthermore, the electrode sheet includes a sliding portion that can be pulled out and arranged in the electrode groove, and a connecting portion that is integrally arranged with the sliding portion. The connecting portion penetrates the box body and is threadedly connected to the insulating sleeve.

[0007] Furthermore, arc-shaped limiting plates are integrally provided on the inner walls at both the left and right ends of the box body.

[0008] Furthermore, a conductive spring is provided on the electrode sheet serving as the negative electrode.

[0009] Furthermore, a positioning column for positioning the installation position of the electrode sheet is provided on the top of the electrode slot.

[0010] Furthermore, a positioning groove connected to the electrode groove is opened at the top of the electrode groove, and the positioning column is slidably arranged in the positioning groove. A reset spring is sleeved on the outer side of the positioning column and a limiting ring is arranged on the outer wall of the positioning column. When the reset spring is in a natural state, the front end of the positioning column extends out of the positioning groove.

[0011] Compared with the prior art, the present invention has the following beneficial effects: the box body in the present invention is suspended on the upper part of the PCB board through the electrode sheet, and does not occupy the space on the circuit board. At the same time, since the present invention directly uses the electrode sheet itself as a component to support the box body, there is no need to use other materials, which reduces the cost; moreover, the present invention directly provides a cover body on the outside of the box body in a flippable manner. When in use, the cover body can be opened and closed by flipping, and does not need to occupy the space in the electric energy meter. It is very suitable for use in small electronic devices such as electric energy meters. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of a flip cover structure for an electric energy meter according to the present invention;

[0013] Figure 2 It is a schematic diagram of the positional relationship between the box body and the PCB board in the present invention;

[0014] Figure 3 It is a schematic diagram of the connection relationship between the electrode sheet and the insulating sleeve in the present invention;

[0015] Figure 4 It is a schematic diagram of the assembly effect of the electrode sheet and the positioning column in the present invention;

[0016] Figure 5 is a top view of the cover body of the present invention;

[0017] Markings in the figure: 1. box body, 2. electrode groove, 3. electrode sheet, 301. sliding part, 302. connecting part, 4. insulating sleeve, 5. positioning plate, 6. buckle, 7. PCB board, 8. slot, 9. arc-shaped limit plate, 10. conductive spring, 11. positioning column, 12. positioning groove, 13. limit ring, 14. reset spring, 15. cover body, 16. connecting shaft, 17. avoidance groove. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0019] A flip cover structure for an electric energy meter, such as Figure 1 and Figure 2 As shown, it comprises a box body 1 with an opening at the top and placed on the top of a PCB board 7, a cover body 15 matched with the box body 1 is arranged on the outside of the box body 1, a plurality of electrode grooves 2 are opened on the inner walls at the front and rear ends of the box body 1, and an electrode sheet 3 is detachably arranged in each electrode groove 2, the electrode sheet 3 is arranged in a vertical direction and the bottom end of the electrode sheet 3 passes through the box body 1 and is arranged outside the box body 1, and an insulating sleeve 4 is detachably sleeved on the electrode sheet 3 arranged outside the box body 1, the bottom end of the electrode sheet 3 is welded to the PCB board 7, a card slot 8 is opened on the PCB board 7, a positioning plate 5 is also arranged on the front end outer wall of the box body 1, and a buckle 6 matching the card slot 8 is arranged at the bottom of the positioning plate 5;

[0020] like Figure 1 As shown, the front and rear ends of the cover body 15 are rotatably connected to the outside of the box body 1 through a connecting shaft 16, as shown in FIG. Figure 5 As shown, a plurality of avoidance grooves 17 are provided on the end surface of the cover body 15 to prevent the cover body 15 from interfering with the bottom end of the electrode sheet 3 during rotation, and one end of the avoidance groove 17 is arranged through the cover body 15. The box body in the present invention is suspended on the upper part of the PCB board through the electrode sheet, which does not occupy the space on the circuit board. At the same time, since the present invention directly uses the electrode sheet itself as a component to support the box body, no other materials are needed, which reduces the cost.

[0021] To further optimize this solution, Figure 3 As shown, the electrode sheet 3 includes a sliding portion 301 that can be pulled out and arranged in the electrode slot 2 and a connecting portion 302 that is integrally arranged with the sliding portion 301 . The connecting portion 302 penetrates the box body 1 and is threadedly connected to the insulating sleeve 4 .

[0022] To further optimize the present solution, arc-shaped limiting plates 9 are integrally provided on the inner walls at both the left and right ends of the box body 1, the inner arc surface of the arc-shaped limiting plates 9 faces the battery and matches the curvature of the battery surface, and the arc-shaped limiting plates 9 are used to limit the battery.

[0023] To further optimize the present solution, a conductive spring 10 is provided on the electrode sheet 3 serving as the negative electrode.

[0024] To further optimize this solution, a positioning column 11 is provided on the top of the electrode slot 2 for positioning the installation position of the electrode sheet 3. Figure 4 As shown, a positioning groove 12 connected to the electrode groove 2 is opened at the top of the electrode groove 2, and the positioning column 11 is slidably arranged in the positioning groove 12. A reset spring 14 is sleeved on the outer side of the positioning column 11 and a limiting ring 13 is arranged on the outer wall of the positioning column 11. When the electrode sheet 3 is installed in place, the reset spring 14 is just in a natural state. At this time, the front end of the positioning column 11 extends out of the positioning groove 12 to locate the installation position of the electrode sheet 3. When the electrode sheet 3 needs to be moved out, the insulating sleeve 4 needs to be removed first, and then the positioning column 11 is pressed, and the electrode sheet 3 can be slid out along the top of the electrode groove 2.

[0025] The above description of the disclosed embodiments enables one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but rather to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A flip cover structure for an electric energy meter, comprising a box body (1) having an opening at the top and placed on the top of a PCB board (7), a cover body (15) matching the box body (1) being arranged outside the box body (1), characterized in that: The box body (1) is provided with a plurality of electrode grooves (2) on the inner walls at both the front and rear ends, and an electrode sheet (3) is detachably provided in each electrode groove (2). The electrode sheet (3) is arranged in a vertical direction and the bottom end of the electrode sheet (3) passes through the box body (1) and is arranged outside the box body (1). An insulating sleeve (4) is detachably provided on the electrode sheet (3) arranged outside the box body (1). The bottom end of the electrode sheet (3) is welded to a PCB board (7), and a card slot (8) is provided on the PCB board (7). A positioning plate (5) is also provided on the front outer wall of the box body (1), and a buckle (6) matching the card slot (8) is provided at the bottom of the positioning plate (5); The front and rear ends of the cover body (15) are rotatably connected to the outside of the box body (1) via a connecting shaft (16), and a plurality of avoidance grooves (17) are provided on the end surface of the cover body (15) for preventing the cover body (15) from interfering with the bottom end of the electrode sheet (3) during rotation, and one end of the avoidance groove (17) is arranged to penetrate the cover body (15); A conductive spring (10) is arranged on the electrode sheet (3) serving as the negative electrode; a positioning column (11) for positioning the installation position of the electrode sheet (3) is arranged on the top of the electrode slot (2); a positioning slot (12) communicating with the electrode slot (2) is opened on the top of the electrode slot (2), the positioning column (11) is slidably arranged in the positioning slot (12), a reset spring (14) is sleeved on the outer side of the positioning column (11), and a limit ring (13) is arranged on the outer wall of the positioning column (11); when the reset spring (14) is in a natural state, the front end of the positioning column (11) protrudes from the positioning slot (12).

2. The flip cover structure for an electric energy meter according to claim 1, characterized in that: The electrode sheet (3) comprises a sliding portion (301) which is withdrawable and arranged in the electrode groove (2) and a connecting portion (302) which is integrally arranged with the sliding portion (301); the connecting portion (302) penetrates the box body (1) and is threadedly connected to the insulating sleeve (4).

3. The flip cover structure for an electric energy meter according to claim 2, characterized in that: Arc-shaped limiting plates (9) are integrally provided on the inner walls at both the left and right ends of the box body (1).

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