Electric energy meter with terminal storage and protection functions

Abstract

The invention discloses an electric energy meter with a terminal storage and protection function, which comprises a mounting side plate, one side of the mounting side plate is fixedly connected with an electric energy meter body, the interior of the electric energy meter body is slidably connected with a sliding seat, the sliding seat is slidably connected with the mounting side plate, and one side of the electric energy meter body is connected with a protective cover through a hinge. The beneficial effects of the invention are that by adding the bevel edge clamping blocks and the clamping grooves, the position of the clamping groove at one side of the sliding block is limited through the bevel edge clamping blocks at different positions, and the pulling-out position of the sliding seat is limited, so that the sliding seat and the wiring terminal in the sliding seat can be conveniently stored and pulled out for use; by adding the top plate and the wire passing port, a cable connected with the wiring terminal is blocked, the cable is clamped and protected through the two clamping blocks on the inner side, by adding the jacking block and the rotating cap, the jacking block is used for jacking the rotating cap, and rotation of the adjusting screw rod caused by accidental rotation of the rotating cap is prevented.

Description

Technical Field

[0001] The present invention relates to the technical field of electric energy meters, and in particular to an electric energy meter with a terminal storage protection function. Background Art

[0002] An electric energy meter is an instrument used to measure electric energy. It is also called an electric meter, a fire meter, or a kilowatt-hour meter. It refers to an instrument that measures various electrical quantities. When using an electric energy meter, please note that in the case of low voltage (no more than 500 volts) and small current (tens of amperes), the electric energy meter can be directly connected to the circuit for measurement. In the case of high voltage or high current, the electric energy meter cannot be directly connected to the circuit and must be used in conjunction with a voltage transformer or a current transformer. However, the terminals of existing electric energy meters do not have a storage function and are simply protected by a cover. When the cover is not tightly closed or damaged, it is easy to cause damage to the internal terminals, resulting in a fault in the wiring between the electric energy meter and the electric energy meter, which affects the service life of the electric energy meter. Summary of the invention

[0003] The object of the present invention is to provide an electric energy meter with a terminal storage protection function, so as to solve the problem that the terminals of the existing electric energy meters mentioned in the above background technology do not have a storage function and are only protected by a simple cover. When the cover is not closed tightly or is damaged, it is easy to cause damage to the internal terminals, resulting in failure of the wiring between the electric energy meter and the electric energy meter, thus affecting the service life of the electric energy meter.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an electric energy meter with a terminal storage protection function, comprising a mounting side plate, one side of the mounting side plate is fixedly connected to the electric energy meter body, the inside of the electric energy meter body is slidably connected to a sliding seat, the sliding seat is slidably connected to the mounting side plate, one side of the electric energy meter body is connected to a protective cover by a hinge, the inside of the sliding seat is equidistantly installed with wiring terminals, one side of the sliding seat is provided with a mounting port, the bottom of the electric energy meter body is slidably connected to a top plate, one side of the top plate is equidistantly provided with five wire openings, the inside of the wire opening is symmetrically slidably connected to two clamps A holding block, one side of the clamping block is provided with a No. 2 spring, one end of the No. 2 spring is fixedly connected to the top plate, the inner sides of the two clamping blocks are provided with clamping grooves, one side of the clamping block is provided with a beveled top groove, the electric energy meter body and the sliding seat are connected by a wire, both sides of the sliding seat are fixedly connected with sliders, the sliders are slidably connected to the electric energy meter body, one side of one of the sliders is provided with a clamping groove, the inside of the electric energy meter body is slidably connected with a sliding plate, one side of the sliding plate is symmetrically fixedly connected with two beveled clamping blocks matching the clamping grooves, and the beveled clamping blocks are slidably connected to the electric energy meter body.

[0005] As a preferred solution of the present invention: a pull rod is fixedly connected to one side of the sliding plate, and the pull rod is slidably connected to the electric energy meter body.

[0006] As a preferred solution of the present invention: a No. 1 spring is sleeved on the outer side of the pull rod, and a pull block is fixedly connected to one end of the pull rod away from the sliding plate.

[0007] As a preferred solution of the present invention: an external threaded barrel is fixedly connected to one side of the electric energy meter body, the external threaded barrel is located outside the pull block, and an internal threaded cap matching the pull block is installed on one side of the external threaded barrel.

[0008] As a preferred solution of the present invention: a sliding block is fixedly connected to one side of the sliding seat, the sliding block is slidably connected to the mounting side plate, the sliding block is internally slidably connected to a limiting rod, and the limiting rod is fixedly connected to the mounting side plate.

[0009] As a preferred solution of the present invention: a moving block is fixedly connected to the top of the top plate, the moving block is slidably connected to the electric energy meter body, the internal thread of the moving block is connected to an adjusting screw, and the adjusting screw is rotatably connected to the electric energy meter body.

[0010] As a preferred solution of the present invention: a rotating cap is rotatably connected to one side of the electric energy meter body, and one end of the adjusting screw is fixedly connected to the rotating cap.

[0011] As a preferred solution of the present invention: a rotating screw block is fixedly connected to one side of the rotating cap.

[0012] As a preferred solution of the present invention: a fixing plate is fixedly connected to one side of the electric energy meter body, the internal thread of the fixing plate is connected to a tightening bolt, one end of the tightening bolt is rotatably connected to a tightening block that cooperates with a rotating cap, and the tightening block is slidably connected to the electric energy meter body.

[0013] As a preferred solution of the present invention: the bottom of the protective cover is fixedly connected to a mounting frame, one side of the electric energy meter body is fixedly connected to a threaded rod that cooperates with the mounting frame, and the outer side of the threaded rod is threadedly connected to an external nut that cooperates with the mounting frame.

[0014] Compared with the prior art, the beneficial effects of the present invention are as follows: the present invention, by adding beveled snap blocks and snap grooves, realizes position limiting of the snap groove on one side of the slider by beveled snap blocks at different positions, limits the withdrawal position of the sliding seat, and facilitates the storage and withdrawal of the sliding seat and the internal wiring terminals for use; by adding a top plate and a wire passage, it is possible to block the cables connected to the wiring terminals, and the wiring cables are clamped and protected by the two clamping blocks on the inner side; by adding a tightening block and a rotating cap, the tightening block can tighten the rotating cap to prevent the rotating cap from accidentally rotating and causing the adjusting screw to rotate. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the internal structure of the present invention;

[0016] Figure 2 It is a side view of the internal structure of the present invention;

[0017] Figure 3 For the present invention Figure 2 Enlarged view of point A in the middle;

[0018] Figure 4 It is a front view of the present invention;

[0019] Figure 5 For the present invention Figure 4 Enlarged view of point B in the middle;

[0020] Figure 6 It is a left view of the rotating cap of the present invention;

[0021] Figure 7 This is a bottom view of the clamping block of the present invention.

[0022] In the figure: 1. Electric energy meter body; 2. Sliding seat; 3. Sliding block; 4. Limit rod; 5. Wiring terminal; 6. Mounting port; 7. Protective cover; 8. Mounting frame; 9. Threaded rod; 10. External nut; 11. Sliding plate; 12. Beveled clamping block; 13. Clamping groove; 14. Sliding block; 15. Mounting side plate; 16. Pull rod; 17. No. 1 spring; 18. Pull block; 19. Externally threaded barrel; 20. Internally threaded cap; 21. Rotating cap; 22. Adjusting screw; 23. Moving block; 24. Top plate; 25. Rotating screw block; 26. Fixed plate; 27. Tightening bolt; 28. Tightening block; 29. ​​Clamping block; 30. No. 2 spring; 31. Clamping groove; 32. Beveled top groove; 33. Wire through port. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0024] See also Figures 1 to 7The present invention provides a technical solution: an electric energy meter with a terminal storage protection function, comprising an installation side plate 15, one side of the installation side plate 15 is fixedly connected with an electric energy meter body 1, a sliding seat 2 is slidably connected inside the electric energy meter body 1, the sliding seat 2 is slidably connected to the installation side plate 15, one side of the electric energy meter body 1 is connected with a protective cover 7 through a hinge, the inside of the sliding seat 2 is equidistantly installed with wiring terminals 5, one side of the sliding seat 2 is provided with an installation port 6, the bottom of the electric energy meter body 1 is slidably connected with a top plate 24, one side of the top plate 24 is equidistantly provided with five wire openings 33, the inside of the wire openings 33 are symmetrically slidably connected with two clamping blocks 29, one side of the clamping block 29 is provided with a No. 2 spring 30, one end of the No. 2 spring 30 is connected to the top The plate 24 is fixedly connected, the inner sides of the two clamping blocks 29 are provided with clamping grooves 31, and one side of the clamping block 29 is provided with a beveled top groove 32. The electric energy meter body 1 is connected to the sliding seat 2 through a wire, and both sides of the sliding seat 2 are fixedly connected with sliders 14, and the sliders 14 are slidably connected to the electric energy meter body 1. One side of one of the sliders 14 is provided with a snap-fit ​​groove 13, and the inside of the electric energy meter body 1 is slidably connected with a sliding plate 11, and one side of the sliding plate 11 is symmetrically fixedly connected with two beveled snap-fit ​​blocks 12 that cooperate with the snap-fit ​​grooves 13, and the beveled snap-fit ​​blocks 12 are slidably connected to the electric energy meter body 1, and the snap-fit ​​groove 13 on one side of the slider 14 is limited and fixed with the beveled snap-fit ​​block 12, so that the sliding seat 2 can be stored and pulled out for adjustment.

[0025] A pull rod 16 is fixedly connected to one side of the sliding plate 11 , and the pull rod 16 is slidably connected to the electric energy meter body 1 .

[0026] A spring 17 is sleeved on the outer side of the pull rod 16 , and a pull block 18 is fixedly connected to one end of the pull rod 16 away from the sliding plate 11 , so that the moving position of the sliding plate 11 is reset by the spring 17 .

[0027] Among them, an external threaded barrel 19 is fixedly connected to one side of the electric energy meter body 1, and the external threaded barrel 19 is located on the outside of the pull block 18. An internal threaded cap 20 that cooperates with the pull block 18 is installed on one side of the external threaded barrel 19. The internal threaded cap 20 is rotated toward one side of the external threaded barrel 19, and the internal threaded cap 20 is fixed to the outer thread of the external threaded barrel 19, so that the pull block 18 is tightened in position, thereby improving the stability of the fixation after adjustment.

[0028] Among them, a sliding block 3 is fixedly connected to one side of the sliding seat 2, and the sliding block 3 is slidably connected to the mounting side plate 15. The sliding block 3 is internally slidably connected to a limit rod 4, and the limit rod 4 is fixedly connected to the mounting side plate 15. The limit rod 4 limits the moving position of the sliding block 3, thereby ensuring the adjustment stability of the sliding seat 2.

[0029] Among them, a moving block 23 is fixedly connected to the top of the top plate 24, and the moving block 23 is slidably connected to the electric energy meter body 1. The internal thread of the moving block 23 is connected to an adjusting screw rod 22, and the adjusting screw rod 22 is rotatably connected to the electric energy meter body 1. The position of the moving block 23 is adjusted by adjusting the screw rod 22, thereby performing movement adjustment on the top plate 24.

[0030] Among them, a rotating cap 21 is rotatably connected to one side of the electric energy meter body 1, and one end of the adjusting screw rod 22 is fixedly connected to the rotating cap 21. The rotating cap 21 rotates and adjusts the adjusting screw rod 22, and the moving block 23 is adjusted by the adjusting screw rod 22.

[0031] Among them, a rotating screw block 25 is fixedly connected to one side of the rotating cap 21, and the rotating cap 21 is rotated by rotating the screw block 25 to facilitate adjustment.

[0032] Among them, a fixing plate 26 is fixedly connected to one side of the electric energy meter body 1, and a tightening bolt 27 is connected to the internal thread of the fixing plate 26. One end of the tightening bolt 27 is rotatably connected to a tightening block 28 that cooperates with the rotating cap 21. The tightening block 28 is slidably connected to the electric energy meter body 1. By rotating the tightening bolt 27, the tightening bolt 27 drives the tightening block 28 to move downward, and the tightening block 28 tightens and fixes the outer side of the rotating cap 21, fixes the rotation angle of the adjusting screw 22, and ensures stability.

[0033] Among them, the bottom of the protective cover 7 is fixedly connected to a mounting frame 8, one side of the electric energy meter body 1 is fixedly connected to a threaded rod 9 that cooperates with the mounting frame 8, and the outer side of the threaded rod 9 is threadedly connected to an external nut 10 that cooperates with the mounting frame 8. The threaded fixation between the external nut 10 and the threaded rod 9 limits the storage rotation angle of the mounting frame 8 and the protective cover 7, thereby ensuring the stability of the protective cover 7.

[0034] Specifically, when in use, wiring is carried out through the wiring terminal 5, and the rotating screw block 25 is rotated. The rotating screw block 25 drives the rotating cap 21 and the adjusting screw rod 22 to rotate. When the adjusting screw rod 22 rotates, it drives the moving block 23 and the top plate 24 to move to one side. The cable is clamped and fixed by the clamping block 29 on the inner side of the top plate 24 and the inner bevel top groove 32 and the clamping groove 31. After the cable is installed, when the sliding seat 2 is stored, the pull rod 16 is pulled outward by the pull block 18. The pull rod 16 drives the sliding plate 11 and the bevel clamping block 12 to move, and the bevel clamping block 12 leaves the limit position between the clamping groove 13. Lift the sliding seat 2 upward, the sliding seat 2 drives the slider 14 to move, the engaging groove 13 on one side of the slider 14 is limited and fixed with the other bevel engaging block 12, and the sliding seat 2 can be stored, the internal threaded cap 20 is rotated toward one side of the external threaded tube 19, the internal threaded cap 20 is fixed with the outer thread of the external threaded tube 19, the pulling block 18 is tightened in position, and the tightening bolt 27 is rotated, and the tightening bolt 27 drives the tightening block 28 to move downward, and the tightening block 28 tightens and fixes the outer side of the rotating cap 21, and the rotation angle of the adjusting screw rod 22 is fixed, so that the wiring cables and the wiring terminals 5 can be stored.

[0035] In the description of the present invention, it is necessary to understand that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0036] In addition, the terms "first", "second", "third" and "fourth" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one of such features.

[0037] In the present invention, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the present invention according to the specific circumstances.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An electric energy meter with terminal storage protection function, comprising a mounting side plate (15), characterized in that: The electric energy meter body (1) is fixedly connected to one side of the mounting side plate (15), the electric energy meter body (1) is slidably connected to a sliding seat (2) inside, the sliding seat (2) is slidably connected to the mounting side plate (15), one side of the electric energy meter body (1) is connected to a protective cover (7) via a hinge, the sliding seat (2) is equidistantly installed with wiring terminals (5), one side of the sliding seat (2) is provided with a mounting opening (6), the bottom of the electric energy meter body (1) is slidably connected to a top plate (24), one side of the top plate (24) is provided with five wire openings (33) at equal intervals, the wire openings (33) are symmetrically slidably connected to two clamping blocks (29) inside, one side of the clamping block (29) is provided with a No. 2 spring (30), the No. 2 spring (31) is provided with a plurality of springs (32) and a plurality of springs (33) are provided. 0) is fixedly connected to the top plate (24), the inner sides of the two clamping blocks (29) are provided with clamping grooves (31), one side of the clamping blocks (29) is provided with a beveled top groove (32), the electric energy meter body (1) and the sliding seat (2) are connected by a wire, both sides of the sliding seat (2) are fixedly connected with sliders (14), the sliders (14) are slidably connected to the electric energy meter body (1), one side of one of the sliders (14) is provided with a snap-fit ​​groove (13), the inside of the electric energy meter body (1) is slidably connected with a sliding plate (11), one side of the sliding plate (11) is symmetrically fixedly connected with two beveled snap-fit ​​blocks (12) matching the snap-fit ​​grooves (13), the beveled snap-fit ​​blocks (12) are slidably connected to the electric energy meter body (1).

2. The electric energy meter with terminal storage protection function according to claim 1, characterized in that: A pull rod (16) is fixedly connected to one side of the sliding plate (11), and the pull rod (16) is slidably connected to the electric energy meter body (1).

3. The electric energy meter with terminal storage protection function according to claim 2, characterized in that: A No. 1 spring (17) is sleeved on the outer side of the pull rod (16), and a pull block (18) is fixedly connected to one end of the pull rod (16) away from the sliding plate (11).

4. The electric energy meter with terminal storage protection function according to claim 3, characterized in that: An external threaded barrel (19) is fixedly connected to one side of the electric energy meter body (1), the external threaded barrel (19) is located outside the pull block (18), and an internal threaded cap (20) matching the pull block (18) is installed on one side of the external threaded barrel (19).

5. The electric energy meter with terminal storage protection function according to claim 4, characterized in that: A sliding block (3) is fixedly connected to one side of the sliding seat (2), and the sliding block (3) is slidably connected to the mounting side plate (15). The interior of the sliding block (3) is slidably connected to a limit rod (4), and the limit rod (4) is fixedly connected to the mounting side plate (15).

6. The electric energy meter with terminal storage protection function according to claim 5, characterized in that: A moving block (23) is fixedly connected to the top of the top plate (24), the moving block (23) is slidably connected to the electric energy meter body (1), the inner thread of the moving block (23) is connected to an adjusting screw (22), and the adjusting screw (22) is rotatably connected to the electric energy meter body (1).

7. The electric energy meter with terminal storage protection function according to claim 6, characterized in that: A rotating cap (21) is rotatably connected to one side of the electric energy meter body (1), and one end of the adjusting screw rod (22) is fixedly connected to the rotating cap (21).

8. The electric energy meter with terminal storage protection function according to claim 7, characterized in that: A rotating screw block (25) is fixedly connected to one side of the rotating cap (21).

9. The electric energy meter with terminal storage protection function according to claim 8, characterized in that: A fixing plate (26) is fixedly connected to one side of the electric energy meter body (1); a tightening bolt (27) is internally threadedly connected to the fixing plate (26); one end of the tightening bolt (27) is rotatably connected to a tightening block (28) that cooperates with a rotating cap (21); and the tightening block (28) is slidably connected to the electric energy meter body (1).

10. The electric energy meter with terminal storage protection function according to claim 9, characterized in that: The bottom of the protective cover (7) is fixedly connected to a mounting frame (8), one side of the electric energy meter body (1) is fixedly connected to a threaded rod (9) that cooperates with the mounting frame (8), and the outer side of the threaded rod (9) is threadedly connected to an external nut (10) that cooperates with the mounting frame (8).

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