Modularized quick-release electric energy meter case

Abstract

The utility model discloses a modular quick-release electric energy meter case, which belongs to the technical field of electric energy meters and comprises a shell, wiring modules, limiting assemblies, an outer cover, a tail cover and a locking assembly, the shell is of a hollow structure with an opening on one side, an inner cover covers the opening of the shell, the wiring modules are slidably connected inside the shell, the limiting assemblies are arranged in pairs, and the locking assembly is arranged on the outer cover. The inner cover is arranged in the side wall of the shell, the outer cover is connected to the opening of the shell in a clamped mode and arranged on the front side of the inner cover, the tail cover is rotationally connected to the bottom of the outer cover and used for covering the wiring module, and the locking assembly is arranged in the tail cover. The problems that in the prior art, due to the fact that a traditional integrated electric energy meter shell needs to be integrally replaced when being locally damaged and needs to be disassembled by means of special tools, the maintenance cost is increased, and daily maintenance and replacement are extremely inconvenient are solved. And through combination of modularization and a quick release structure, the economical efficiency, convenience and safety are improved, and remarkable technical progress and practical value are achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of electric energy meter, concretely relates to a modularization quick detach type electric energy meter shell. BACKGROUND

[0002] With the rapid development of the electric power industry and the popularity of smart grid, as the core equipment of electric power metering and management, the performance and reliability of electric energy meter have been widely concerned. As a key component for protecting the internal elements of electric energy meter and ensuring its normal operation, the structural design of electric energy meter shell directly affects the maintenance cost and convenience of electric energy meter.

[0003] Traditional electric energy meter shell adopts an integrated structure design. Although this design ensures the integrity and sealing of the structure to some extent, it has obvious defects. On the one hand, the integrated structure of the electric energy meter shell needs to be replaced as a whole when it is damaged locally, resulting in increased maintenance cost. On the other hand, the disassembly of the integrated electric energy meter shell usually needs to rely on special tools, and the operation process is relatively complex, resulting in great inconvenience in daily maintenance and replacement of electric energy meter.

[0004] Therefore, how to provide a modularization quick detach type electric energy meter shell to solve the defects in the prior art is a technical problem that technicians in the field are eager to solve. SUMMARY

[0005] Therefore, the utility model provides a modularization quick detach type electric energy meter shell to solve the problems of increased maintenance cost and great inconvenience in daily maintenance and replacement due to the need for overall replacement of the traditional integrated electric energy meter shell when it is damaged locally and the need for special tools for disassembly in the prior art.

[0006] In order to achieve the above purpose, the utility model provides the following technical scheme:

[0007] The utility model discloses a modularization quick detach type electric energy meter shell, which comprises:

[0008] The shell is a hollow structure with an opening on one side, and the opening of the shell is covered with an inner cover;

[0009] The wiring module is slidably connected inside the shell;

[0010] The limiting assembly is arranged in pairs and arranged inside the side wall of the shell, and is used for fixing the wiring module;

[0011] The outer cover is snap-connected at the opening of the shell and arranged in front of the inner cover;

[0012] The tail cover is rotatably connected to the bottom of the outer cover, and is used for covering the wiring module;

[0013] A locking assembly is arranged inside the tail cover, and the locking assembly is used for fixing the tail cover.

[0014] Further, a sliding block is arranged on the side wall of the wiring module, and a sliding groove is formed in the inner side wall of the shell, and the wiring module is connected in the sliding groove through the sliding block.

[0015] Further, the limiting assembly comprises:

[0016] The limiting piece is semicircular and rotationally connected to the inside of the side wall of the shell, and a push rod is integrally formed on the side wall of the limiting piece;

[0017] A torsional spring is arranged in the inside of the side wall of the shell, one end of the torsional spring is fixedly connected to the inner wall of the shell, and the other end of the torsional spring is connected to the limiting piece;

[0018] A sliding groove is circular arc-shaped and formed in the side wall of the shell, and the push rod can slide along the sliding groove;

[0019] A limiting groove is formed in the side wall of the sliding block, and the limiting piece is inserted into the limiting groove.

[0020] Further, the locking assembly comprises:

[0021] A gear groove is L-shaped and formed in the side wall of the tail cover;

[0022] A gear is rotationally connected to the gear groove through a damping rotating shaft;

[0023] A locking pin is slidingly connected to the inside of the gear groove, a rack is arranged on the side wall of the locking pin, and the rack is in meshing connection with the gear;

[0024] A locking groove is formed in the side wall of the wiring module, and the locking pin can be in clamping connection with the locking groove when the tail cover is closed.

[0025] Further, a connecting part is arranged at the bottom of the outer cover, a bolt is arranged in the connecting part, the connecting part is in threaded connection with the shell through the bolt, and a lead sealing block is arranged in the inside of the connecting part.

[0026] Further, a first clamping part is arranged on the upper side of the inner side wall of the outer cover, and a first fixing part matched with the first clamping part is arranged on the upper side of the inner side wall of the shell.

[0027] Further, a second clamping part is arranged on the lower side of the inner side wall of the outer cover, and a second fixing part matched with the second clamping part is arranged on the lower side of the inner side wall of the shell.

[0028] The utility model has the advantages of:

[0029] The utility model discloses through setting limit component, make after wiring module installation stable and reliable, when only need to stir the limit piece's stir stick to release module simultaneously, need not special tool, and simple and efficient operation.

[0030] Through setting locking assembly, make tail cover can cooperate with wiring module, can lock when closing, avoid mistake open, and manual unlocking without tools, improve the maintenance efficiency, and realize the linkage between tail cover, wiring module and limit component three, further improve the stability of installation. BRIEF DESCRIPTION OF DRAWINGS

[0031] In order to more clearly illustrate the embodiment of the utility model or the technical scheme in the prior art, the following will be briefly introduced the drawing needed to be used in the embodiment or prior art description. Obviously, the drawing in the following description is only exemplary, and for those skilled in the art, other implementation drawings can be obtained according to the provided drawings without creating labor.

[0032] The structure, proportion, size etc. shown in the specification are only used to cooperate with the content disclosed in the specification, for understanding and reading by those skilled in the art, and are not used to limit the implementation conditions of the utility model, so they do not have the substantial meaning of technology, any modification of structure, change of proportion relationship or adjustment of size, without affecting the effect and purpose that the utility model can produce, should still fall within the scope of the technical content disclosed by the utility model.

[0033] Figure 1 The utility model provides modular quick release type electric energy meter shell perspective view for the utility model;

[0034] Figure 2 The utility model provides inner cover perspective view for the utility model;

[0035] Figure 3 The utility model provides shell perspective view for the utility model;

[0036] Figure 4 The utility model provides wiring module perspective view for the utility model;

[0037] Figure 5 The utility model provides limit component sectional view for the utility model;

[0038] Figure 6 The utility model provides for the utility model Figure 2 A structure enlarged view;

[0039] Figure 7 The utility model provides limit component structure diagram for the utility model;

[0040] Figure 8 The sectional view of the locking assembly is provided in the utility model;

[0041] Figure 9 The utility model provides Figure 8 The enlarged view of the B structure;

[0042] Figure 10 The utility model provides the external cover perspective drawing;

[0043] Figure 11 The utility model provides the external cover inside structure perspective drawing.

[0044] In the drawing: 1 shell;11 slide;12 first fixed part;13 second fixed part;2 inner cover;3 wiring module;31 sliding block;4 limit assembly;41 limit piece;42 lever;43 torsional spring;44 sliding groove;45 limit groove;5 external cover;51 connecting part;52 lead seal block;53 first clamping part;54 second clamping part;6 tail cover;7 locking assembly;71 gear groove;72 gear;73 locking pin;74 rack;75 locking groove. Specific implementation

[0045] The following specific embodiments illustrate the embodiments of the utility model, and those skilled in the art can easily understand other advantages and effects of the utility model from the disclosed content of the specification, obviously, the described embodiments are a part of the embodiments of the utility model, instead of all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0046] Please refer to Figures 1-11 , now the modular quick-release type electric energy meter shell disclosed by the utility model will be described, the utility model has 6 parts, as shown in Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 , including shell 1, wiring module 3, limit assembly 4, external cover 5, tail cover 6 and locking assembly 7, the shell 1 is the hollow structure with one side opening, the opening of the shell 1 is covered with the inner cover 2, the wiring module 3 is slidably connected inside the shell 1, the limit assembly 4 is arranged in pairs and is arranged inside the side wall of the shell 1, the limit assembly 4 is used for fixing the wiring module 3, the external cover 5 is clamped and connected at the opening of the shell 1 and is arranged at the front side of the inner cover 2, the tail cover 6 is rotatably connected at the bottom of the external cover 5, the tail cover 6 is used for covering the wiring module 3, the locking assembly 7 is arranged inside the tail cover 6, and the locking assembly 7 is used for fixing the tail cover 6. Preferably, the side wall of the wiring module 3 is provided with the sliding block 31, the inner side wall of the shell 1 is provided with the slide 11, and the wiring module 3 is slidably connected in the slide 11 through the sliding block 31.

[0047] In this embodiment, the housing 1, wiring module 3, outer cover 5, and tail cover 6 are all modular in design, and the modules are assembled through sliding connections, snap-fit ​​connections, and other methods. When a module needs to be replaced due to local damage or aging, only the corresponding module needs to be replaced, rather than the entire watch case. This significantly reduces maintenance costs and resource waste.

[0048] The inner cover 2 is closed at the opening of the outer shell 1. The inner cover 2 is provided with a window that can be matched with the display screen of the electric energy meter. The outer cover 5 is closed on the outer side of the inner cover 2. The front side wall of the outer cover 5 is made of transparent material. The outer cover 5 can protect the inner cover 2 and the internal electric energy meter. The shape of the wiring module 3 is as follows: Figure 4 As shown, the sliders 31 are symmetrically arranged on both sides of the wiring module 3. When the sliders 31 enter the slide 11 and reach the preset position, they can cooperate with the limit assembly 4 to achieve a snap connection, thereby positioning the wiring module 3 in the housing 1.

[0049] By setting the limiting assembly 4, the wiring module 3 is stable and reliable after installation. At the same time, when disassembling, it is only necessary to move the lever 42 of the limiting piece 41 to release the module. No special tools are required, and the operation is simple and efficient.

[0050] By setting up the locking component 7, the tail cover 6 can cooperate with the wiring module 3 and can be locked when closed to avoid accidental opening. At the same time, it can be manually unlocked without tools, which improves maintenance efficiency and realizes the linkage between the tail cover 6, the wiring module 3 and the limit component 4, further improving the stability of the installation.

[0051] like Figure 4 、 Figure 5 、 Figure 6 、 Figure 7 As shown, the limiting assembly 4 includes a limiting plate 41, a torsion spring 43, a slide 44 and a limiting groove 45. The limiting plate 41 is semicircular and is rotatably connected to the inside of the side wall of the shell 1. A lever 42 is integrally formed on the side wall of the limiting plate 41. The torsion spring 43 is arranged inside the side wall of the shell 1. One end of the torsion spring 43 is fixedly connected to the inner wall of the shell 1, and the other end of the torsion spring 43 is connected to the limiting plate 41. The slide 44 is arc-shaped and is opened on the side wall of the shell 1. The lever 42 can slide along the slide 44. The limiting groove 45 is opened on the side wall of the slider 31, and the limiting plate 41 is inserted into the limiting groove 45.

[0052] In this embodiment, the position of the limiting groove 45 is as follows: Figure 4 As shown, the specific structure of the limiting piece 41 is as follows Figure 5 、 Figure 7 As shown, the limiting piece 41 can cooperate with the limiting groove 45 on the wiring module 3 in the slideway 11. The setting position of the torsion spring 43 Figure 5The rotation of the limiting sheet 41 is achieved by the torsion spring 43. The rotation of the push rod 42 can make the limiting sheet 41 exit from the slide 11.

[0053] In use, the push rod 42 is pushed to make the limiting sheet 41 exit from the slide 11, and the wiring module 3 is installed into the housing 1 through the slide 11. When the push rod 42 is released, the limiting sheet 41 is clamped into the limiting groove 45 under the action of the torsion spring 43, and the fixing of the wiring module 3 is completed without tools.

[0054] As shown in Figure 8 , Figure 9 , the locking assembly 7 includes a gear groove 71, a gear 72, a locking pin 73 and a locking groove 75. The gear groove 71 is L-shaped and is arranged on the side wall of the tail cover 6. The gear 72 is rotatably connected in the gear groove 71 through a damping shaft. The locking pin 73 is slidably connected in the gear groove 71. The side wall of the locking pin 73 is provided with a rack 74 which is in meshing connection with the gear 72. The locking groove 75 is arranged on the side wall of the wiring module 3. When the tail cover 6 is closed, the locking pin 73 can be in clamping connection with the locking groove 75.

[0055] In this embodiment, the shapes of the gear groove 71, the gear 72 and the locking pin 73 are as shown in Figure 9 . A part of the gear 72 protrudes outside the gear groove 71. The gear groove 71 is L-shaped and penetrates through the side wall of the tail cover 6. The one end of the locking pin 73 is provided with the rack 74 which is in meshing connection with the gear 72. The meshing design of the gear 72 and the locking pin 73 in the locking assembly 7 realizes tool-free operation through the damping shaft. When the tail cover 6 is closed, the locking pin 73 is clamped into the locking groove 75 of the wiring module 3. When it is opened, the locking pin 73 can be released by only rotating the gear 72, further improving the disassembly efficiency.

[0056] As shown in Figure 10 , the bottom of the outer cover 5 is provided with a connecting part 51. The connecting part 51 is provided with a bolt inside. The connecting part 51 is in threaded connection with the housing 1 through the bolt. The inside of the connecting part 51 is provided with a lead seal block 52.

[0057] In this embodiment, the shape of the connecting part 51 is as shown in Figure 10 . The connecting part 51 is provided with a bolt inside. The housing 1 on the lower side of the connecting part 51 is provided with a corresponding threaded hole, so that the connecting part 51 can be in threaded connection with the housing 1. When the outer cover 5 is closed, a part of the connecting part 51 will be pressed on the wiring module 3, so that the wiring module 3 cannot be disassembled. At the same time, the lead seal block 52 is arranged above the bolt of the connecting part 51. The connection and cooperation of the outer cover 5 and the housing 1 with the lead seal block 52 design can effectively prevent illegal disassembly or tampering, and guarantee the safety of the electric energy meter operation and the reliability of the metering data.

[0058] As shown in Figure 11As shown, the inner side wall of the outer cover 5 is provided with a first clamping part 53, and the inner side wall of the shell 1 is provided with a first fixing part 12 matched with the first clamping part 53. Figure 3 As shown, the inner side wall of the outer cover 5 is provided with a second clamping part 54, and the inner side wall of the shell 1 is provided with a second fixing part 13 matched with the second clamping part 54.

[0059] In the embodiment, the shapes and arrangement positions of the first clamping part 53, the first fixing part 12, the second clamping part 54 and the second fixing part 13 are as shown. Figure 3 、 Figure 11 As shown, the inner side wall of the outer cover 5 is provided with a first clamping part 53, and the inner side wall of the shell 1 is provided with a first fixing part 12 matched with the first clamping part 53.

[0060] Although the utility model has been described in detail above with general description and specific embodiments, some modifications or improvements can be made on the basis of the utility model, which is obvious to those skilled in the art. Therefore, these modifications or improvements made on the basis of not deviating from the spirit of the utility model all belong to the scope of protection required by the utility model.

Claims

1. A modular quick-detachable electric energy meter case, characterized in that: include: The outer shell (1) is a hollow structure with an opening on one side, and the opening of the outer shell (1) is covered with an inner cover (2); A wiring module (3) is slidably connected to the interior of the housing (1); Limiting components (4), arranged in pairs, are arranged inside the side wall of the housing (1), and the limiting components (4) are used to fix the wiring module (3); An outer cover (5) is snap-connected to the opening of the outer shell (1) and is arranged on the front side of the inner cover (2); A tail cover (6) is rotatably connected to the bottom of the outer cover (5), and the tail cover (6) is used to cover the wiring module (3); A locking assembly (7) is arranged inside the tail cover (6), and the locking assembly (7) is used to fix the tail cover (6).

2. The modular quick-detachable electric energy meter case according to claim 1, characterized in that: A slider (31) is provided on the side wall of the wiring module (3), a slideway (11) is provided on the inner side wall of the housing (1), and the wiring module (3) is slidably connected in the slideway (11) via the slider (31).

3. The modular quick-detachable electric energy meter case according to claim 2, characterized in that: The limiting component (4) includes: A limiting piece (41) is semicircular and rotatably connected to the inside of the side wall of the housing (1); a shifting rod (42) is integrally formed on the side wall of the limiting piece (41); a torsion spring (43) disposed inside the side wall of the housing (1), one end of the torsion spring (43) being fixedly connected to the inner wall of the housing (1), and the other end of the torsion spring (43) being connected to the limiting piece (41); A slide groove (44) is arc-shaped and is provided on the side wall of the housing (1), and the shifting rod (42) can slide along the slide groove (44); The limiting groove (45) is formed on the side wall of the slider (31), and the limiting piece (41) is inserted into the limiting groove (45).

4. The modular quick-detachable electric energy meter case according to claim 1, wherein: The locking assembly (7) comprises: A gear groove (71) is L-shaped and is provided on the side wall of the tail cover (6); A gear (72) is rotatably connected to the gear groove (71) via a damping shaft; A locking pin (73) is slidably connected to the interior of the gear groove (71), a rack (74) is provided on the side wall of the locking pin (73), and the rack (74) is meshed with the gear (72); A locking groove (75) is provided on a side wall of the wiring module (3); when the tail cover (6) is closed, the locking pin (73) can form a snap connection with the locking groove (75).

5. The modular quick-detachable electric energy meter case according to claim 1, wherein: A connecting portion (51) is provided at the bottom of the outer cover (5), a bolt is provided inside the connecting portion (51), the connecting portion (51) is threadedly connected to the outer shell (1) via the bolt, and a lead seal block (52) is provided inside the connecting portion (51).

6. The modular quick-detachable electric energy meter case according to claim 1, wherein: A first clamping portion (53) is provided on the upper side of the inner side wall of the outer cover (5), and a first fixing portion (12) matching with the first clamping portion (53) is provided on the upper side of the inner side wall of the outer shell (1).

7. The modular quick-detachable electric energy meter case according to claim 6, characterized in that: A second clamping portion (54) is provided on the lower side of the inner side wall of the outer cover (5), and a second fixing portion (13) matching with the second clamping portion (54) is provided on the lower side of the inner side wall of the outer shell (1).

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