CN211955614U - Power metering box protection device - Google Patents
Power metering box protection device Download PDFInfo
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- CN211955614U CN211955614U CN202020445285.0U CN202020445285U CN211955614U CN 211955614 U CN211955614 U CN 211955614U CN 202020445285 U CN202020445285 U CN 202020445285U CN 211955614 U CN211955614 U CN 211955614U
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Abstract
The utility model discloses a power metering box protection device, relating to the technical field of power metering boxes and improving the safety, wherein the power metering box protection device comprises a protection box and a buffer device; the buffer device is arranged on the protection box in a penetrating mode, one end, located outside the protection box, of the buffer device is connected with the anti-collision plate, and one end, located inside the protection box, of the buffer device is connected with the metering box body. When external force impacts the protection box, the acting force of the external force firstly acts on the anti-collision plate, and then the impact force is absorbed through the buffer device, so that the metering box body is prevented from being directly impacted by the impact force. Therefore, the safety of the power metering box protection device is improved, and the condition that the service life of the power metering box is shortened due to external force is avoided.
Description
Technical Field
The utility model relates to a power metering box technical field especially relates to a power metering box protection device.
Background
The power metering box is used for 3-35kV electric energy metering equipment, comprising a combined mutual inductor, a box body, an electric meter, a lightning arrester, a vacuum circuit breaker and the like, the current precision is 0.2S, the voltage precision grade is 0.2, no cable is arranged outside the whole box body, the possibility of stealing electricity from the cable is avoided, the side control box is internally provided with an electric energy meter and a negative control device, a display door lock can adopt an electronic lock to seal the box body, the negative control device can collect and record the load curve of the electric energy meter, namely record the time-sharing electricity and the time-sharing voltage, current and power equivalence, the negative control device does not need a magnetic card meter, can be combined with a common multifunctional electronic meter to realize the functions of remote prepayment electricity purchasing, negative control, arrearage power failure, payment remote prompting, overload alarm power failure, over-load alarm function and the like, in addition, the negative control device can monitor and control the on, the remote door opening alarm function is provided, and great convenience is brought to power supply marketing and electricity larceny prevention work.
Nowadays, electric power metering box generally need add and establish protector and guarantee the work that electric power metering box is stable safe, but traditional electric power metering box protector security is poor, leads to electric power metering box to damage when receiving the striking easily, leads to taking place the circumstances that electric power metering box's life descends.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a power metering box protection device solves the easy reduction problem of life of present power metering box.
To achieve the purpose, the utility model adopts the following technical proposal:
a power metering box protection device is used for protecting a metering box body and comprises a protection box and a buffer device;
the buffer device is arranged on the protection box in a penetrating mode, one end, located outside the protection box, of the buffer device is connected with an anti-collision plate, and one end, located inside the protection box, of the buffer device is connected with the metering box body.
Optionally, the buffer device comprises a first pressure spring, a connecting rod and an extrusion plate; the position of the protection box corresponding to the connecting rod is provided with a through hole;
the connecting rod is movably arranged in the through hole in a penetrating way; the first pressure spring is sleeved on the connecting rod and is positioned between the anti-collision plate and the protection box; the extrusion plate is positioned in the protection box, one side of the extrusion plate is fixedly connected with the connecting rod, and the other side of the extrusion plate is connected with the metering box body.
Optionally, a mounting plate, an air cavity and a piston are sequentially connected between the metering box body and the extrusion plate;
the air cavity is fixedly connected to the mounting plate, and a piston groove is formed in the position, corresponding to the piston, of the air cavity; the piston is movably arranged in the piston groove in a penetrating mode.
Optionally, the air cavity is connected with a vent pipe, and the vent pipe is connected with an air bag; the air bag is located between the extrusion plate and the mounting plate.
Optionally, the power metering box protection device further comprises a slide way, the slide way is arranged on one side of the mounting plate facing the metering box body and/or arranged on the inner wall of the protection box;
the measuring box body is convexly provided with a sliding block at a position corresponding to the slide way, and the sliding block is connected with the slide way in a sliding manner along the vertical direction.
Optionally, a limiting device for preventing the corresponding sliding block from falling off is connected to one or more inner walls of the protection box, where the sliding way is arranged;
the limiting device comprises a second tension spring, a limiting rod and a hinge rod;
one end of the hinged rod is fixedly connected with the protection box, and the other end of the hinged rod is rotatably connected with the limiting rod; one end of the second tension spring is fixedly connected with the inner wall of the protection box, and the other end of the second tension spring is fixedly connected with the limiting rod; one end of the limiting rod, which is far away from the hinged rod, is used for limiting the position of the sliding block.
Optionally, a layer of rubber pad is connected between the protection box and the limiting device.
Optionally, the power metering box protection device further comprises an air box for cooling, and the air box is fixedly connected with the protection box and penetrates through the top end of the protection box;
the protection box is connected with a conical top, the conical top covers the protection box in the vertical direction, and an air port for gas exchange is formed between the edge of the round end of the conical top and the protection box.
Optionally, a fan is arranged in the air box, and a filter screen is arranged on one side of the air box, which is far away from the protection box.
Optionally, the power metering box protection device further comprises at least two water tanks, wherein the two water tanks are respectively located at the air box;
the opening of the water tank is rotatably connected with a rubber rod, and the opening of the water tank is also flexibly connected with a fur end which is used for rubbing the rubber rod.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model provides a power metering box protection device, when external force strikes the guard box, its effort at first can act on the anticollision board, absorbs the impact force through buffer afterwards, avoids the direct impact that receives the impact force of metering box. Therefore, the safety of the power metering box protection device is improved, and the condition that the service life of the power metering box is shortened due to external force is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
The structure, ratio, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention does not have the substantial significance in the technology, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy which can be produced by the present invention and the achievable purpose.
Fig. 1 is a schematic view of an overall front-view cross-sectional structure provided by the present invention;
fig. 2 is a schematic view of the overall front view structure provided by the present invention;
fig. 3 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention;
fig. 4 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention.
Illustration of the drawings: 1. a protection box; 11. a conical tip; 2. a metering box body; 21. a slider; 3. a buffer device; 31. a first pressure spring; 32. a connecting rod; 33. a pressing plate; 34. mounting a plate; 35. an air cavity; 36. a piston; 37. an air bag; 38. a breather pipe; 4. an anti-collision plate; 5. a slideway; 6. a limiting device; 61. a second tension spring; 62. a limiting rod; 63. a hinged lever; 7. a rubber pad; 8. an air box; 81. a fan; 82. a filter screen; 83. a tuyere; 9. a water tank; 91. a rubber rod; 92. the fur end.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. It should be noted that when one component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Please refer to fig. 1 to 4, fig. 1 is a schematic view of an overall front view cross-sectional structure provided by the present invention, fig. 2 is a schematic view of an overall front view structure provided by the present invention, fig. 3 is a schematic view of an enlarged structure of a position a in fig. 1, and fig. 4 is a schematic view of an enlarged structure of a position B in fig. 1.
The embodiment of the utility model provides a power metering box protection device mainly is applied to the scene of protection power metering box, can the outside impact force of active absorption, avoids the impact force to cause the damage to power metering box to improve power metering box's life.
As shown in fig. 1, the protection device for an electric power metering box provided by the embodiment of the present invention is used for protecting a metering box body 2, and the protection device for an electric power metering box comprises a protection box 1 and a buffer device 3; the buffer device 3 is arranged on the protection box 1 in a penetrating mode, one end, located outside the protection box 1, of the buffer device 3 is connected with the anti-collision plate 4, and one end, located inside the protection box 1, of the buffer device 3 is connected with the metering box body 2. Specifically, when the protection box 1 is impacted by external force, the acting force of the external force firstly acts on the anti-collision plate 4, and then the impact force is absorbed through the buffer device 3, so that the metering box body 2 is prevented from being directly impacted by the impact force. Therefore, the safety of the power metering box protection device is improved, and the condition that the service life of the power metering box is shortened due to external force is avoided.
Further, as shown in fig. 3, the buffer device 3 includes a first pressure spring 31, a connecting rod 32, and a pressing plate 33; the position of the protection box 1 corresponding to the connecting rod 32 is provided with a through hole; the connecting rod 32 is movably arranged in the through hole in a penetrating way; the first pressure spring 31 is sleeved on the connecting rod 32 and is positioned between the anti-collision plate 4 and the protection box 1; the extrusion plate 33 is positioned in the protection box 1, one side of the extrusion plate 33 is fixedly connected with the connecting rod 32, and the other side is connected with the metering box body 2. Specifically, when the impact force is applied to the impact prevention plate 4, the first pressure spring 31 is elastically deformed to generate an elastic force to resist the impact force, thereby performing an effect of preliminarily absorbing the impact, reducing the impact force, and preventing the impact force from directly acting on the metering box 2.
Further, a mounting plate 34, an air cavity 35 and a piston 36 are sequentially connected between the metering box body 2 and the extrusion plate 33; the air cavity 35 is fixedly connected to the mounting plate 34, and a piston groove is formed in the position, corresponding to the piston 36, of the air cavity 35; the piston 36 is movably disposed through the piston channel. Specifically, when the squeeze plate 33 moves toward the metering box 2 under the impact force, the piston 36 is driven to compress into the air cavity 35, so that the pressure is increased, pressure is generated to resist the movement of the squeeze plate 33, and the second stage of counteracting the impact force is completed.
On the basis of the above embodiment, the air chamber 35 is connected with the vent pipe 38, and the vent pipe 38 is connected with the air bag 37; the air bag 37 is located between the pressing plate 33 and the mounting plate 34. Specifically, when the squeeze plate 33 moves toward the metering box 2 under the action of impact force, the piston 36 is driven to compress into the air cavity 35, and the air bag 37 is communicated with the air cavity 35, so that on one hand, the pressure inside the air cavity 35 is increased, and a pressure is generated to block the movement of the piston 36 so as to resist the movement trend of the squeeze plate 33, on the other hand, the movement of the squeeze plate 33 is effectively stopped due to the expansion of the air bag 37, the third stage of counteracting the impact force is completed, and finally, the impact force is weakened to the lowest to protect the electric power metering box.
Furthermore, the power metering box protection device further comprises a slide way 5, wherein the slide way 5 is arranged on one side of the mounting plate 34 facing the metering box body 2 and/or on the inner wall of the protection box 1; the position of the metering box body 2 corresponding to the slide way 5 is convexly provided with a slide block 21, and the slide block 21 is connected with the slide way 5 in a sliding way along the vertical direction. Wherein, vertical direction indicates the gravity direction, through the restriction of slider 21 and slide 5, avoids measuring box 2 and buffer 3 to have the clearance, has avoided the collision between measuring box 2 and the mounting panel 34, has improved power metering box protection device's protective capacities.
Furthermore, a limiting device 6 for preventing the corresponding slide block 21 from falling off is connected on one or more inner walls of the protection box 1 provided with the slide ways 5; the limiting device 6 comprises a second tension spring 61, a limiting rod 62 and a hinge rod 63; one end of the hinge rod 63 is fixedly connected with the protection box 1, and the other end is rotatably connected with the limiting rod 62; one end of the second tension spring 61 is fixedly connected with the inner wall of the protection box 1, and the other end is fixedly connected with the limiting rod 62; the end of the stopper rod 62 remote from the hinge rod 63 serves to limit the position of the slider 21. Specifically, when the metering box body 2 needs to be installed, the limiting rod 62 is pulled upwards by hand to enable the second tension spring 61 to be elastically deformed, the sliding block 21 at the bottom end of the metering box body 2 is clamped into the slide way 5, the metering box body 2 is easily installed into the protection box 1 through the sliding of the sliding block 21 in the slide way 5, the force on the limiting rod 62 is removed, the metering box body is enabled to reset under the elastic action of the second tension spring 61, the outward sliding of the sliding block 21 is limited, the installation of the metering box body 12 is easily completed, and the installation steps of the electric power metering box protection device are simplified.
Further, a layer of rubber pad 7 is connected between the protection box 1 and the limiting device 6. The rubber pad 7 reduces the impact force applied when the metering box body 2 is installed, and can also play a role in shock resistance.
Further, as shown in fig. 1 and fig. 2, the power metering box protection device further includes an air box 8 for cooling, the air box 8 is fixedly connected with the protection box 1 and penetrates through the top end of the protection box 1; the protection box 1 is connected with a conical top 11, the conical top 11 covers the protection box 1 in the vertical direction, and an air port 83 for gas exchange is formed between the edge of the round end of the conical top 11 and the protection box 1. Wherein, the conical top 11 is fixedly connected to the protection box 1 through a supporting column; the air box 8 accelerates the air flow rate in the protection box 1, and realizes the effect of cooling by exchanging cold and hot air. It should be added that the protective box 1 is also fixedly connected with a windmill at the air port 83, and the windmill can rotate under the action of the air flow inside the conical top 11, so as to discharge the hot air and dust inside the conical top 11, and complete the heat dissipation and dust removal work.
Further, a fan 81 is arranged in the air box 8, and a filter screen 82 is arranged on one side of the air box 8 far away from the protection box 1. Through the arrangement of the filter screen 82, impurities in the protection box 1 are reduced, and therefore the safety of the power metering box protection device is improved.
Further, as shown in fig. 4, the power metering box protection device further includes at least two water tanks 9, wherein the two water tanks 9 are respectively located at two sides of the air box 8; the opening of the water tank 9 is rotatably connected with a rubber rod 91, and the opening of the water tank 9 is also flexibly connected with a fur end 92 which is used for rubbing the rubber rod 91. Due to the change of the air flow rate inside the conical top 11, the fur end 92 can be driven to rub on the surface of the rubber rod 31 to generate static electricity to adsorb dust, so that the dust finally falls into the inside of the water tank 9. It should be noted that the flexible connection between the fur end 92 and the water tank 9 can be realized by a flexible rope, one end of the flexible rope is connected to the fur end 92, and the other end is connected to the water tank 9.
To sum up, the embodiment of the utility model provides an electric power metering box protection device can protect electric power metering box effectively, makes it avoid the influence of external force such as impact force to easily install electric power metering box, the heat exchange capacity is strong, has improved electric power metering box's life from a plurality of aspects.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. A power metering box protection device is used for protecting a metering box body (2), and is characterized by comprising a protection box (1) and a buffer device (3);
buffer (3) wear to establish on guard box (1), buffer (3) are located the outer one end of guard box (1) is connected with crashproof board (4), buffer (3) are located one end in guard box (1) with measurement box (2) are connected.
2. The power metering box protection device according to claim 1, wherein the damping device (3) comprises a first compression spring (31), a connecting rod (32) and a compression plate (33); the position of the protection box (1) corresponding to the connecting rod (32) is provided with a through hole;
the connecting rod (32) is movably arranged in the through hole in a penetrating way; the first pressure spring (31) is sleeved on the connecting rod (32) and is positioned between the anti-collision plate (4) and the protection box (1); the extrusion plate (33) is positioned in the protection box (1), one side of the extrusion plate (33) is fixedly connected with the connecting rod (32), and the other side of the extrusion plate is connected with the metering box body (2).
3. The power metering box protection device according to claim 2, wherein a mounting plate (34), an air cavity (35) and a piston (36) are connected between the metering box body (2) and the extrusion plate (33) in sequence;
the air cavity (35) is fixedly connected to the mounting plate (34), and a piston groove is formed in the position, corresponding to the piston (36), of the air cavity (35); the piston (36) is movably arranged in the piston groove in a penetrating mode.
4. The power metering box protection device of claim 3, wherein a vent pipe (38) is connected to the air chamber (35), and an air bag (37) is connected to the vent pipe (38); the air bag (37) is located between the squeeze plate (33) and the mounting plate (34).
5. The power metering box protection device according to claim 3, characterized in that it further comprises a chute (5), said chute (5) being provided on the side of the mounting plate (34) facing the metering box body (2) and/or on the inner wall of the protective box (1);
the measuring box body (2) is provided with a sliding block (21) in a protruding mode corresponding to the position of the slide way (5), and the sliding block (21) is connected with the slide way (5) in a sliding mode along the vertical direction.
6. The power metering box protection device according to claim 5, characterized in that a limiting device (6) for preventing the corresponding slide block (21) from falling off is connected to one or more inner walls of the protection box (1) provided with the slide way (5);
the limiting device (6) comprises a second tension spring (61), a limiting rod (62) and a hinge rod (63);
one end of the hinged rod (63) is fixedly connected with the protection box (1), and the other end of the hinged rod is rotatably connected with the limiting rod (62); one end of the second tension spring (61) is fixedly connected with the inner wall of the protection box (1), and the other end of the second tension spring is fixedly connected with the limiting rod (62); one end, far away from the hinged rod (63), of the limiting rod (62) is used for limiting the position of the sliding block (21).
7. The power metering box protection device according to claim 6, characterized in that a layer of rubber gasket (7) is connected between the protection box (1) and the limiting device (6).
8. The power metering box protection device according to claim 1, characterized by further comprising a bellows (8) for cooling, wherein the bellows (8) is fixedly connected with the protection box (1) and penetrates through the top end of the protection box (1);
the protective box (1) is connected with a conical top (11), the conical top (11) covers the protective box (1) in the vertical direction, and an air port (83) for gas exchange is formed between the edge of the round end of the conical top (11) and the protective box (1).
9. The power metering box protection device according to claim 8, characterized in that a fan (81) is arranged in the bellows (8), and a filter screen (82) is arranged on the side of the bellows (8) away from the protection box (1).
10. The power metering box protection device according to claim 8, characterized in that it further comprises at least two water tanks (9), wherein two water tanks (9) are located on either side of the air box (8);
the opening part of the water tank (9) is rotatably connected with a rubber rod (91), and the opening part of the water tank (9) is also flexibly connected with a fur end (92) which is used for being rubbed with the rubber rod (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020445285.0U CN211955614U (en) | 2020-03-31 | 2020-03-31 | Power metering box protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020445285.0U CN211955614U (en) | 2020-03-31 | 2020-03-31 | Power metering box protection device |
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| Publication Number | Publication Date |
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| CN211955614U true CN211955614U (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020445285.0U Active CN211955614U (en) | 2020-03-31 | 2020-03-31 | Power metering box protection device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112563895A (en) * | 2020-11-26 | 2021-03-26 | 广东电网有限责任公司肇庆供电局 | Protection device of electric power metering equipment |
| CN113311203A (en) * | 2021-04-13 | 2021-08-27 | 国网山东省电力公司淄博供电公司 | Protective device of electronic metering box |
| CN113362498A (en) * | 2021-05-18 | 2021-09-07 | 侯向芝 | Anti-theft type identity recognition system for electric energy metering box |
-
2020
- 2020-03-31 CN CN202020445285.0U patent/CN211955614U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112563895A (en) * | 2020-11-26 | 2021-03-26 | 广东电网有限责任公司肇庆供电局 | Protection device of electric power metering equipment |
| CN113311203A (en) * | 2021-04-13 | 2021-08-27 | 国网山东省电力公司淄博供电公司 | Protective device of electronic metering box |
| CN113362498A (en) * | 2021-05-18 | 2021-09-07 | 侯向芝 | Anti-theft type identity recognition system for electric energy metering box |
| CN113362498B (en) * | 2021-05-18 | 2022-10-18 | 广东佰林电气设备厂有限公司 | Anti-theft type identity recognition system for electric energy metering box |
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