Anti-falling safe three-phase electric energy meter
By using a combination of leakage detector and rotating protective frame in a three-phase meter, the problems of interface shedding and leakage are solved, and the stable connection of the data line interface and the safety of the meter are improved.
Patent Information
- Application Number
- CN202420301932.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-02-19
- Publication Date
- 2025-03-21
- Estimated Expiration
- 2034-02-19
AI Technical Summary
During long-term operation of three-phase meter, the connection between the interface and the data line is prone to relax, resulting in the risk of shedding, and the aging of internal components may lead to leakage, increasing safety hazards for maintenance personnel.
A three-phase electric energy meter with anti-falling safety is designed, using a combination of a leakage detector and a rotating protective frame. By detecting the convex needle, the interface clamping frame and the clamping mounting block cooperate with each other to clamp the data line interface to prevent falling off.
It effectively prevents the data line interface from falling off due to external vibration after a long period of connection, ensures the safety and stability of the meter, reduces the occurrence of leakage accidents, and improves maintenance safety performance.
Smart Images
Figure CN222653025U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of three-phase electric energy meters, in particular to an anti-falling safety three-phase electric energy meter. Background Art
[0002] The three-phase electricity meter box is a metering device used to install three-phase electricity meters. It is the basis for the power department to measure and charge three-phase electricity users. Due to the rapid development of my country's economy, there are currently millions of users of three-phase electricity meter boxes.
[0003] During the long-term operation of the three-phase meter, the connection between the internal interface and the data cable will gradually loosen, and there is a risk of falling off under the influence of the external environment. At the same time, the aging of internal components may also cause leakage in the meter, which may easily cause maintenance personnel to be electrocuted and cause safety accidents. Utility Model Content
[0004] The purpose of the utility model is to provide a three-phase electric energy meter with an anti-falling safety function, so as to overcome the above-mentioned defects in the prior art.
[0005] According to the utility model, a three-phase electric energy meter with an anti-falling safety comprises a housing, a mounting base plate is fixedly arranged on the rear end face of the housing, and two rotating protection frames are symmetrically arranged on the front end face of the housing;
[0006] Two clamping recesses are fixedly arranged on the right end surface of the installation base plate, and a clamping cavity is arranged in the clamping recess.
[0007] In some embodiments, an elastic protrusion is fixedly provided on the right end surface of the rotating protection frame, and the elastic protrusion is made of elastic material.
[0008] In some embodiments, a leakage detector is fixedly provided on the front end surface of the rotating protection frame, and a detection convex needle is fixedly provided on the rear end surface of the leakage detector. The detection convex needle can detect whether there is leakage on the surface shell of the shell.
[0009] In some embodiments, the lower end surface of the shell is bilaterally symmetrical and fixed with two data connection ports.
[0010] In some embodiments, four clamping mounting blocks are fixedly provided on the lower end surface of the shell.
[0011] In some embodiments, four interface clamping frames are fixedly provided on the lower end surface of the lower rotating protection frame, and the interface clamping frames and the clamping mounting blocks are made to cooperate with each other.
[0012] Compared with the prior art, the advantages of the utility model are:
[0013] 1. The utility model can detect whether there is leakage on the surface of the shell by detecting the convex needle through the leakage detector. At the same time, the interface clamping frame and the clamping mounting block cooperate with each other to clamp the data line interface, thereby ensuring that the data line interface will not fall off due to external vibration after long-term connection. The leakage detector can also ensure that when repairing, workers will not cause leakage accidents due to external leakage of the meter, greatly improving safety performance. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is the front view of the utility model;
[0015] Figure 2 It is a bottom view of the utility model;
[0016] Figure 3 It is a top view of the utility model;
[0017] Figure 4 It is a right view of the utility model;
[0018] Figure 5 The utility model is a schematic diagram of the overall structure of an anti-falling safety three-phase electric energy meter.
[0019] In the figure:
[0020] 11. Shell; 12. Clamping concave block; 13. Clamping cavity; 14. Rotating protection frame; 15. Leakage detector; 16. Interface clamping frame; 17. Clamping mounting block; 18. Data connection port; 19. Mounting base plate; 20. Detection convex pin; 21. Elastic convex block. DETAILED DESCRIPTION
[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Example
[0022] See also Figure 1-Figure 5 , which is the first embodiment of the utility model, and provides an embodiment of an anti-falling safety three-phase electric energy meter, comprising a housing 11, a mounting base plate 19 is fixedly provided on the rear end face of the housing 11, and two rotating protection frames 14 are symmetrically provided on the front end face of the housing 11;
[0023] Two clamping recesses 12 are fixedly disposed on the right end surface of the mounting base plate 19 , and a clamping cavity 13 is disposed in the clamping recesses 12 .
[0024] An elastic protrusion 21 is fixedly disposed on the right end surface of the rotating protection frame 14 , and the elastic protrusion 21 is made of elastic material.
[0025] A leakage detector 15 is fixedly disposed on the front end surface of the rotating protection frame 14 , and a detection convex needle 20 is fixedly disposed on the rear end surface of the leakage detector 15 . The detection convex needle 20 can detect whether there is leakage on the surface shell of the housing 11 .
[0026] The lower end surface of the housing 11 is symmetrical and fixed with two data connection ports 18 .
[0027] Four clamping and mounting blocks 17 are fixedly disposed on the lower end surface of the housing 11 .
[0028] Four interface clamping frames 16 are fixedly provided on the lower end surface of the rotating protection frame 14 at the lower side, and the interface clamping frames 16 and the clamping mounting blocks 17 are made to cooperate with each other.
[0029] Specific workflow:
[0030] When installing a three-phase electricity meter, it can be connected to the external wall by installing the base plate 19, and then the external data line can be connected to the data connection port 18. At this time, by rotating the two rotating protection frames 14, the elastic protrusions 21 enter the clamping cavity 13. At this time, the detection protrusions 20 are in contact with the front end surface of the shell 11. The leakage detector 15 can detect whether there is leakage on the surface of the shell 11 through the detection protrusions 20. At the same time, the interface clamping frame 16 and the clamping mounting block 17 cooperate with each other to clamp the data line interface, thereby ensuring that the data line interface will not fall off due to external vibration after being connected for a long time. The leakage detector 15 can also ensure that when repairing, workers will not cause leakage accidents due to external leakage of the electricity meter, thereby greatly improving safety performance.
[0031] The above description is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any changes or modifications made by any technician in the field of the present invention are included in the patent scope of the present invention.
Claims
1. A three-phase electric energy meter with an anti-falling safety function, comprising a housing (11), characterized in that: The rear end surface of the shell (11) is fixedly provided with a mounting base plate (19), and the front end surface of the shell (11) is symmetrically provided with two rotating protection frames (14) in rotation; The right end surface of the mounting base plate (19) is fixedly provided with two clamping recesses (12), and a clamping cavity (13) is provided in the clamping recesses (12). The front end surface of the rotating protection frame (14) is fixedly provided with a leakage detector (15), and the rear end surface of the leakage detector (15) is fixedly provided with a detection convex needle (20).
2. The anti-falling safety three-phase electric energy meter according to claim 1 is characterized in that: An elastic protrusion (21) is fixedly provided on the right end surface of the rotating protection frame (14).
3. The anti-falling safety three-phase electric energy meter according to claim 1 is characterized in that: The lower end surface of the housing (11) is bilaterally symmetrical and fixedly provided with two data connection ports (18).
4. The anti-falling safety three-phase electric energy meter according to claim 1 is characterized in that: Four clamping and mounting blocks (17) are fixedly provided on the lower end surface of the shell (11).
5. The anti-falling safety three-phase electric energy meter according to claim 4 is characterized in that: Four interface clamping frames (16) are fixedly provided on the lower end surface of the rotating protection frame (14) at the lower side, and the interface clamping frames (16) and the clamping mounting blocks (17) are made to cooperate with each other.