CN219799589U - Power communication load current monitoring alarm - Google Patents
Power communication load current monitoring alarm Download PDFInfo
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- CN219799589U CN219799589U CN202321255941.0U CN202321255941U CN219799589U CN 219799589 U CN219799589 U CN 219799589U CN 202321255941 U CN202321255941 U CN 202321255941U CN 219799589 U CN219799589 U CN 219799589U
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- fixedly connected
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- hall sensor
- load current
- communication load
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 28
- 238000004891 communication Methods 0.000 title claims abstract description 26
- 239000002184 metal Substances 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims description 12
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims 5
- 238000009434 installation Methods 0.000 abstract description 11
- 238000005192 partition Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses an electric power communication load current monitoring alarm which comprises a Hall sensor body, wherein one side of the outer surface of the Hall sensor body is fixedly connected with a fixing plate, one end of the fixing plate is fixedly connected with a shell, the inner bottom of the shell is fixedly connected with a metal seat, the top of the metal seat is fixedly connected with a partition plate, the partition plate is fixedly connected with the shell, and a movable assembly is commonly installed between the shell and the partition plate. According to the utility model, through the arranged shell, the metal seat, the moving assembly, the limiting assembly, the partition plate, the first pressing plate and the second pressing plate, the direct current wire can be cut off during installation, then the direct current wire passes through the Hall sensor body, then the direct current wire is quickly connected, the quick installation of the Hall sensor is realized under the condition of not changing the Hall sensor structure, meanwhile, the accuracy of monitoring the electric power communication load current is ensured, the overall manufacturing difficulty is reduced, and the installation cost of the load current monitoring alarm is reduced.
Description
Technical Field
The utility model relates to the technical field of current monitoring and alarming, in particular to an electric power communication load current monitoring and alarming device.
Background
Power communication has been developed to ensure safe and stable operation of the power system. The system is combined with a safety and stability control system and a dispatching automation system of a power system to form three main supports for the safety and stability operation of the power system. The load current monitoring alarm can detect the load of the power communication circuit, so that the current change of the line can be found in time;
at present, a Hall current sensor is matched with an alarm to realize power communication load current monitoring alarm, such as a power communication load current monitoring alarm with the publication number of CN204758770U in the prior art, which comprises the following circuit modules and a power supply module, wherein the power supply module provides power for the power communication load current monitoring alarm; the sensor module is used for collecting current of the monitored line; the comparison control module is used for comparing the current acquired by the sensor module with the normal load current; and the alarm module is used for controlling the alarm to be started or closed according to the output result of the comparison control module. In practical use, however, in order to ensure the detection precision of the power communication circuit, a closed-loop hall current sensor is generally adopted, and in order to facilitate the installation of the closed-loop hall current sensor on the surface of the power communication circuit, the closed-loop hall current sensor is generally designed to be split, and the split-type closed-loop hall sensor has a complex structure and high processing precision requirement, and particularly, the error of an air gap between two magnetic cores must be controlled below 0.1 millimeter, otherwise, inductance errors are increased, the current detection accuracy is affected, the price is high, and a plurality of circuits are arranged in the power communication circuit, so that the installation cost of the load current monitoring alarm is high.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides an electric power communication load current monitoring alarm.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an electric power communication load current monitoring alarm, includes the hall sensor body, surface one side fixedly connected with fixed plate of hall sensor body, the one end fixedly connected with casing of fixed plate, the interior bottom fixedly connected with metal base of casing, the top fixedly connected with division board of metal base, and fixedly connected with between division board and the casing, install movable assembly jointly between casing and the division board, movable end symmetry fixedly connected with two first clamp plates of movable assembly, two the equal fixedly connected with second clamp plate of surface one side of first clamp plate, two spacing subassembly is all installed jointly between second clamp plate and the casing, two the joint pressfitting has the direct current line between first clamp plate all and the metal base.
Further, the movable assembly comprises a drive screw head, the drive screw head is located at the top of the shell, a screw is fixedly connected to the bottom of the drive screw head, the screw penetrates through the top of the shell, extends to the top of the partition plate and is rotationally connected with the partition plate, a movable block is sleeved on the outer surface of the screw through threads, the movable block is fixedly connected with the first pressing plate, the first pressing plate and the second pressing plate are convenient to drive to move, and accordingly direct current wires are convenient to compress and fix.
Further, two spacing subassembly all includes spacing spout, and spacing spout sets up the surface at the second clamp plate, the inside sliding connection of spacing spout has the slide bar, and fixed connection between slide bar and the casing has spacing effect, is favorable to moving the steady operation of subassembly.
Further, the sealing sleeves are sleeved on the outer surfaces of the two direct current wires, the sealing sleeves are fixedly connected with the shell, the tightness of the joint of the direct current wires and the shell is guaranteed, and dust and water vapor are prevented from entering the shell.
Further, the controller is fixedly connected to one side of the outer surface of the Hall sensor body, the controller is connected with the Hall sensor body through wires, the Hall sensor body can detect current changes of the direct current wire, and then signals are sent to the controller.
Further, the top fixedly connected with siren of controller, and electric wire connection between siren and the controller, when direct current line current variation is great, the controller can control the siren operation.
Further, the central axes of the wiring holes at the two ends of the shell are consistent with the central axis of the Hall sensor body, so that the direct current line of the through-tube Hall sensor body is positioned in the central axis of the through-tube Hall sensor body, and the detection is facilitated.
The utility model has the beneficial effects that:
when the electric power communication load current monitoring alarm is used, through the arranged shell, the metal seat, the moving assembly, the limiting assembly, the partition plate, the first pressing plate and the second pressing plate, a direct current wire can be cut off during installation, then the direct current wire passes through the Hall sensor body, then the direct current wire is quickly connected, the quick installation of the direct current wire is realized under the condition that the Hall sensor structure is not changed, meanwhile, the accuracy of electric power communication load current monitoring is ensured, and the overall manufacturing difficulty is also reduced, so that the installation cost of the load current monitoring alarm is reduced.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a cross-sectional view of the housing of the present utility model;
fig. 3 is a schematic diagram illustrating connection between a movable block and a first pressing plate according to the present utility model.
Legend description:
1. a hall sensor body; 2. a direct current line; 3. a fixing plate; 4. a second pressing plate; 5. an alarm; 6. a controller; 7. sealing sleeve; 8. a first platen; 9. a screw; 10. driving the screw head; 11. a slide bar; 12. a housing; 13. a metal seat; 14. a partition plate; 15. limiting sliding grooves; 16. a movable block.
Detailed Description
Fig. 1 to 3 show, relate to an electric power communication load current monitoring alarm, including hall sensor body 1, hall sensor body 1's surface one side fixedly connected with fixed plate 3, the one end fixedly connected with casing 12 of fixed plate 3, the interior bottom fixedly connected with metal base 13 of casing 12, the top fixedly connected with division board 14 of metal base 13, and fixedly connected with between division board 14 and the casing 12, install the removal subassembly jointly between casing 12 and the division board 14, the active end symmetry fixedly connected with two first clamp plates 8 of removal subassembly, the equal fixedly connected with second clamp plate 4 of surface one side of two first clamp plates 8, install spacing subassembly jointly between two second clamp plates 4 and the casing 12, the pressfitting has direct current line 2 jointly between two first clamp plates 8 and the metal base 13.
As shown in fig. 1, a controller 6 is fixedly connected to one side of the outer surface of the hall sensor body 1, and the controller 6 is connected with the hall sensor body 1 through a wire.
The top of the controller 6 is fixedly connected with an alarm 5, and the alarm 5 is connected with the controller 6 through a wire.
The hall sensor body 1 monitors the current change of the direct current wire 2 in real time, then converts the current change into an electric signal and sends the electric signal to the controller 6, and once the current change is large, the controller 6 controls the alarm 5 to operate.
The alarm 5 and the hall sensor body 1 are connected with the controller 6 through screws, so that the installation and the disassembly of the alarm 5 and the hall sensor body 1 are facilitated.
The center axes of the two-end wiring holes of the housing 12 are coincident with the center axis of the hall sensor body 1.
The central shaft of the connected direct current wire 2 is also positioned at the center of the Hall sensor body 1, so that the monitoring is facilitated.
As shown in fig. 2, the outer surfaces of the two direct current wires 2 are sleeved with sealing sleeves 7, and the sealing sleeves 7 are fixedly connected with the shell 12.
During installation, the sealing sleeve 7 is sleeved on the outer surface of the insulating sleeve of the direct current wire 2, then the direct current wire 2 and the sealing sleeve 7 are plugged into the shell 12 together, the sealing effect is achieved, dust and water vapor are prevented from entering the shell 12, and the service life of the joint of the two direct current wires 2 is guaranteed.
As shown in fig. 2 and 3, the moving assembly includes a driving screw 10, the driving screw 10 is located at the top of the casing 12, the bottom of the driving screw 10 is fixedly connected with a screw 9, the screw 9 penetrates through the top of the casing 12, extends to the top of the partition plate 14 and is rotationally connected with the partition plate 14, a movable block 16 is sleeved on the outer surface of the screw 9 through threads, and the movable block 16 is fixedly connected with the first pressing plate 8.
The screw head 10 is driven to rotate by an external screw driver, so that the movable block 16 is driven to move, and the movable block 16 drives the two first pressing plates 8 to move while moving, so that the first pressing plates 8 are convenient to be far away from or close to the direct current wire 2.
The two limiting assemblies comprise limiting sliding grooves 15, the limiting sliding grooves 15 are formed in the outer surface of the second pressing plate 4, the sliding rods 11 are connected to the inside of the limiting sliding grooves 15 in a sliding mode, and the sliding rods 11 are fixedly connected with the shell 12.
The limit sliding groove 15 is matched with the sliding rod 11 to have a limit function, so that the moving stability of the second pressing plate 4 is guaranteed, and the moving stability of the moving assembly is guaranteed through the first pressing plate 8.
When the electric power communication load current monitoring alarm is used, the direct current wire 2 is cut off firstly, then one side of the direct current wire 2 penetrates through the Hall sensor body 1, then the insulating sleeve at the joint of the two direct current wires 2 is stripped, then the sealing sleeve 7 is sleeved on the outer surface of the insulating sleeve of the direct current wire 2, then the direct current wire 2 and the sealing sleeve 7 are plugged into the shell 12 together, the driving screw 10 is screwed through an external screwdriver to rotate, so that the movable block 16 is driven to move downwards, the movable block 16 drives the two first pressing plates 8 to move downwards while moving, and the first pressing plates 8 drive the second pressing plates 4 to move downwards along the sliding rods 11 while moving. Until the first pressing plate 8 tightly presses the direct current wire 2 on the metal seat 13, thereby completing the installation of the direct current wire 2, in daily monitoring, the hall sensor body 1 monitors the current change of the direct current wire 2 in real time, then converts the current change into an electric signal and sends the electric signal to the controller 6, and once the current change is large, the controller 6 controls the alarm 5 to operate.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (7)
1. The utility model provides an electric power communication load current monitoring alarm, includes hall sensor body (1), its characterized in that: the Hall sensor comprises a Hall sensor body (1), wherein a fixing plate (3) is fixedly connected to one side of the outer surface of the Hall sensor body (1), a shell (12) is fixedly connected to one end of the fixing plate (3), a metal seat (13) is fixedly connected to the inner bottom of the shell (12), a separation plate (14) is fixedly connected to the top of the metal seat (13), the separation plate (14) is fixedly connected to the shell (12), a moving assembly is commonly installed between the shell (12) and the separation plate (14), two first pressing plates (8) are symmetrically and fixedly connected to the movable end of the moving assembly, two second pressing plates (4) are fixedly connected to one side of the outer surface of the first pressing plates (8), a limiting assembly is commonly installed between the second pressing plates (4) and the shell (12), and a direct current wire (2) is commonly pressed between the first pressing plates (8) and the metal seat (13).
2. An electrical communication load current monitoring alarm as defined in claim 1 wherein: the movable assembly comprises a driving screw head (10), the driving screw head (10) is located at the top of a shell (12), a screw rod (9) is fixedly connected to the bottom of the driving screw head (10), the screw rod (9) penetrates through the top of the shell (12) to extend to the top of a separation plate (14) and is rotationally connected with the separation plate (14), a movable block (16) is sleeved on the outer surface of the screw rod (9) through threads, and the movable block (16) is fixedly connected with a first pressing plate (8).
3. An electrical communication load current monitoring alarm as defined in claim 1 wherein: the two limiting assemblies comprise limiting sliding grooves (15), the limiting sliding grooves (15) are formed in the outer surface of the second pressing plate (4), sliding rods (11) are connected inside the limiting sliding grooves (15) in a sliding mode, and the sliding rods (11) are fixedly connected with the shell (12).
4. An electrical communication load current monitoring alarm as defined in claim 1 wherein: the outer surfaces of the two direct current wires (2) are sleeved with sealing sleeves (7), and the sealing sleeves (7) are fixedly connected with the shell (12).
5. An electrical communication load current monitoring alarm as defined in claim 1 wherein: a controller (6) is fixedly connected to one side of the outer surface of the Hall sensor body (1), and the controller (6) is connected with the Hall sensor body (1) through wires.
6. An electrical communication load current monitoring alarm as defined in claim 5 wherein: the top of the controller (6) is fixedly connected with an alarm (5), and the alarm (5) is connected with the controller (6) through a wire.
7. An electrical communication load current monitoring alarm as defined in claim 1 wherein: the central axis of the wiring holes at the two ends of the shell (12) is consistent with the central axis of the Hall sensor body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321255941.0U CN219799589U (en) | 2023-05-23 | 2023-05-23 | Power communication load current monitoring alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321255941.0U CN219799589U (en) | 2023-05-23 | 2023-05-23 | Power communication load current monitoring alarm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219799589U true CN219799589U (en) | 2023-10-03 |
Family
ID=88151525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321255941.0U Active CN219799589U (en) | 2023-05-23 | 2023-05-23 | Power communication load current monitoring alarm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219799589U (en) |
-
2023
- 2023-05-23 CN CN202321255941.0U patent/CN219799589U/en active Active
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