CN218995499U - Protective sensor for circuit load detection - Google Patents
Protective sensor for circuit load detection Download PDFInfo
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- CN218995499U CN218995499U CN202223528243.1U CN202223528243U CN218995499U CN 218995499 U CN218995499 U CN 218995499U CN 202223528243 U CN202223528243 U CN 202223528243U CN 218995499 U CN218995499 U CN 218995499U
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Abstract
The utility model discloses a protection type sensor for circuit load detection, in particular to the field of current sensors, which comprises a current sensor body, wherein a sensor inner hole is formed in the middle of the current sensor body, a heat dissipation mechanism is arranged at the bottom of the current sensor body in a sliding state, and a lifting mechanism is arranged at the middle of the current sensor body in a sliding state; the heat dissipation mechanism comprises a hole groove formed in the bottom of an inner hole of the sensor, an extrusion block is mounted on the inner wall of the hole groove in a sliding state, the bottom of the extrusion block stretches into the current sensor body, a toothed plate is fixedly mounted at the bottom of the extrusion block, a gear is meshed with one side of the bottom of the toothed plate, and a threaded rod is fixedly mounted in the middle of the gear. According to the utility model, the heat dissipation mechanism is arranged, so that when the current sensor body is used for clamping the electric wire into the inner hole of the sensor, the heat dissipation is carried out on the inside of the current sensor body, and the situation that the current sensor is overheated after long-time use is avoided.
Description
Technical Field
The utility model relates to the technical field of current sensors, in particular to a protective type sensor for detecting circuit loads.
Background
The current sensor is a kind of detecting device, which can sense the information of the detected current and convert the information sensed by detection into electric signals meeting the requirement of certain standard or other information output in the required form according to certain rules, so as to meet the requirements of information transmission, processing, storage, display, recording, control and the like.
The current sensor can generate heat when detecting circuit load operation, and traditional current sensor often can not in time dispel the heat, and then can use the back and overheated for a long time at the current sensor, and then can influence current sensor's continuous operation.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks of the prior art, an embodiment of the present utility model provides a protection type sensor for detecting a circuit load, which solves the problems set forth in the above-mentioned background art by providing a heat dissipation mechanism in a current sensor, and further by dissipating heat by contacting the inside of the current sensor with flowing air when the current sensor detects the circuit load to operate.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the protection type sensor for circuit load detection comprises a current sensor body, wherein a sensor inner hole is formed in the middle of the current sensor body, a heat dissipation mechanism is arranged at the bottom of the current sensor body in a sliding state, and a lifting mechanism is arranged at the middle of the current sensor body in a sliding state;
the heat dissipation mechanism comprises a hole groove formed in the bottom of an inner hole of the sensor, an extrusion block is mounted on the inner wall of the hole groove in a sliding state, the bottom of the extrusion block stretches into the inner part of the current sensor body, a toothed plate is fixedly mounted at the bottom of the extrusion block, a gear is meshed with one side of the bottom of the toothed plate, a threaded rod is fixedly mounted at the middle part of the gear, the threaded rod is rotatably mounted at the bottom of the current sensor body, sliding blocks are mounted on two sides of the threaded rod in a sliding state, a protective shell is hinged to one side, away from the gear, of the sliding blocks, a rotating shaft is fixedly mounted at the bottom of the current sensor body, and support type spring pieces are fixedly mounted at two sides of the bottom of the extrusion block.
In a preferred embodiment, the lifting mechanism comprises a supporting rod fixedly installed at the top of the sliding block, a lifting plate is fixedly installed at the top of the supporting rod, a sliding groove is formed in the position, located at the lifting plate, of the bottom of the inner hole of the sensor, and the lifting plate is installed on the inner wall of the sliding groove in a sliding state.
In a preferred embodiment, the threads on both sides of the threaded rod are arranged symmetrically to each other, and the threads on both sides of the threaded rod are arranged opposite to each other.
In a preferred embodiment, the number of the sliding blocks is two, the two sliding block dust are symmetrically arranged, and the length of the sliding block is the same as that of the threads of the threaded rod.
In a preferred embodiment, the two sides of the bottom of the current sensor body are provided with through holes, and the cross-sectional area of the protective shell is the same as that of the through holes.
In a preferred embodiment, a rectangular groove is formed in the bottom of the inner hole of the sensor at the position of the supporting rod, and the supporting rod is installed on the inner wall of the rectangular groove in a sliding state.
In a preferred embodiment, the sliding groove formed in the bottom of the inner hole of the sensor is arranged in an arc shape, the shape of the sliding groove is identical to that of the inner hole of the sensor, and the section shape of the lifting plate is identical to that of the sliding groove.
The utility model has the technical effects and advantages that:
1. according to the utility model, the heat dissipation mechanism is arranged, when the current sensor body is used for clamping the electric wire into the inner hole of the sensor, the protective shell is enabled to rotate away from the bottom of the current sensor body through the electric wire, so that the inside of the current sensor body is enabled to be in contact with air flowing outside to dissipate heat, and the situation that the current sensor is overheated after being used for a long time is avoided.
2. According to the utility model, the lifting mechanism is arranged, when the sliding block slides to two sides, the lifting plate is driven by the sliding block to slide out of the sliding groove, so that the lifting plate lifts the electric wire of the part to be detected in the inner hole of the sensor, and the electric wire is prevented from being broken by the current sensor body, thereby protecting the continuous usability of the electric wire.
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 present utility model.
Fig. 3 is an enlarged view of the structure of the portion a of fig. 2 according to the present utility model.
The reference numerals are: 1. a current sensor body; 2. a sensor inner hole; 3. a heat dissipation mechanism; 31. extruding a block; 32. a toothed plate; 33. a gear; 34. a threaded rod; 35. a slide block; 36. a protective housing; 37. a rotating shaft; 38. a support type spring member; 4. a lifting mechanism; 41. a support rod; 42. and lifting the plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3 of the specification, a protective sensor for detecting circuit load is shown in fig. 1, and comprises a current sensor body 1, wherein the model of the current sensor body 1 is SIN-HIR-20mA series Hall current transducer equipment, a sensor inner hole 2 is formed in the middle of the current sensor body 1, a heat dissipation mechanism 3 is installed at the bottom of the current sensor body 1 in a sliding state, and a lifting mechanism 4 is installed at the middle of the current sensor body 1 in a sliding state;
as shown in fig. 3, the heat dissipation mechanism 3 includes a hole groove formed at the bottom of the sensor inner hole 2, an extrusion block 31 is mounted on the inner wall of the hole groove in a sliding state, the bottom of the extrusion block 31 extends into the interior of the current sensor body 1, when the current sensor body 1 clamps a wire into the sensor inner hole 2, the wire extrudes the extrusion block 31, and thus the extrusion block 31 moves downward, a toothed plate 32 is fixedly mounted at the bottom of the extrusion block 31, a gear 33 is meshed with one side of the bottom of the toothed plate 32, a threaded rod 34 is fixedly mounted in the middle of the gear 33, the threaded rod 34 is rotatably mounted at the bottom of the current sensor body 1, and then the extrusion block 31 extrudes the toothed plate 32 downward, and thus the toothed plate 32 moves downward synchronously, and then the toothed plate 32 drives the gear 33 to rotate, and then the gear 33 drives the threaded rod 34 to rotate synchronously, and sliding blocks 35 are mounted at two sides of the threaded rod 34 in a sliding state, the sliding blocks 35 on the two sides slide to the two sides through the opposite threads on the two sides of the threaded rod 34, one side of the sliding blocks 35 far away from the gear 33 is hinged with a protective shell 36, a rotating shaft 37 is fixedly arranged at the bottom of the protective shell 36, the rotating shaft 37 is rotatably arranged at the bottom of the current sensor body 1, the sliding blocks 35 are further used for extruding the protective shell 36 on the two sides, the protective shell 36 is further rotated around the rotating shaft 37, the protective shell 36 is further away from the bottom of the current sensor body 1, the inside of the current sensor body 1 is further contacted with air flowing from the outside, the current sensor body 1 is further subjected to heat dissipation when detecting circuit load operation, the condition that the current sensor is overheated after being used for a long time is avoided, support type spring pieces 38 are fixedly arranged on the two sides of the bottom of the extrusion block 31, the support type spring pieces 38 are fixedly arranged at the bottom of the sensor inner hole 2, and further, the supporting type spring member 38 is stretched when the pressing block 31 moves downwards, so that the supporting type spring member 38 stores force, and the pressing block 31 is reset after the supporting type spring member 38 is convenient to use.
As shown in fig. 3, the threads on both sides of the threaded rod 34 are symmetrically arranged, and the threads on both sides of the threaded rod 34 are oppositely arranged, so that when the threaded rod 34 rotates, the sliding blocks 35 on both sides of the threaded rod 34 slide to both sides.
As shown in fig. 3, two sliding blocks 35 are symmetrically arranged, the length of the sliding block 35 is the same as the length of the threads of the threaded rod 34, so that when the sliding block 35 slides to two sides, the sliding block 35 drives the protective shell 36 to rotate when sliding on the threads of the threaded rod 34.
As shown in fig. 2, the two sides of the bottom of the current sensor body 1 are provided with the through openings, and the cross-sectional area of the protective casing 36 is the same as that of the through openings, so that the through openings are sealed by the protective casing 36 when not in use, and the inside of the current sensor body 1 is protected.
The method is characterized in that when in specific implementation: when the current sensor body 1 is used for clamping the electric wire into the sensor inner hole 2, the electric wire extrudes the extrusion block 31, the extrusion block 31 moves downwards, the extrusion block 31 extrudes the toothed plate 32 downwards, the toothed plate 32 synchronously moves downwards, the toothed plate 32 drives the gear 33 to rotate, the gear 33 drives the threaded rod 34 to synchronously rotate, the sliding blocks 35 on two sides slide to two sides through the threads on two sides of the threaded rod 34, the sliding blocks 35 extrude the protective casings 36 on two sides, the protective casings 36 rotate around the rotating shafts 37, the protective casings 36 are far away from the bottom of the current sensor body 1, the inner part of the current sensor body 1 is contacted with air flowing from the outside, and the current sensor body 1 is enabled to radiate heat when detecting circuit loads, so that the situation that the current sensor is overheated after long-time use is avoided.
As shown in fig. 3, the lifting mechanism 4 includes a supporting rod 41 fixedly installed at the top of the sliding block 35, a lifting plate 42 is fixedly installed at the top of the supporting rod 41, a sliding groove is formed in the position of the bottom of the sensor inner hole 2 located at the lifting plate 42, the lifting plate 42 is installed on the inner wall of the sliding groove in a sliding state, when the sliding block 35 slides to two sides, the supporting rod 41 is driven to slide to two sides synchronously through the sliding block 35, the supporting rod 41 is driven to slide to two sides synchronously, the lifting plate 42 slides out of the sliding groove, the lifting plate 42 extends the length of the inner diameter of the sensor inner hole 2, the lifting plate 42 lifts a wire of a portion to be detected in the sensor inner hole 2, and the wire is prevented from being broken by the current sensor body 1, so that the continuous usability of the wire is protected.
As shown in fig. 3, a rectangular groove is formed in the bottom of the sensor inner hole 2 at the position of the support rod 41, and the support rod 41 is mounted on the inner wall of the rectangular groove in a sliding state, so that the support rod 41 can freely slide in the rectangular groove at the bottom of the sensor inner hole 2.
As shown in fig. 3, the sliding groove formed at the bottom of the sensor inner hole 2 is arranged in an arc shape, the shape of the sliding groove is the same as that of the sensor inner hole 2, and the cross-sectional shape of the lifting plate 42 is the same as that of the sliding groove, so that the lifting plate 42 can extend the length of the inner diameter of the sensor inner hole 2, and the lifting plate 42 lifts the electric wire of the portion to be detected in the sensor inner hole 2.
The method is characterized in that when in specific implementation: when the sliding block 35 slides to two sides, the supporting rod 41 is driven to slide to two sides synchronously through the sliding block 35, and then the supporting rod 41 drives the lifting plate 42 to slide to two sides synchronously, so that the lifting plate 42 slides out of the sliding groove, and then the lifting plate 42 extends the length of the inner diameter of the sensor inner hole 2, and then the lifting plate 42 lifts the electric wire of the part to be detected in the sensor inner hole 2, and then the electric wire is prevented from being broken by the current sensor body 1, and the continuous usability of the electric wire is protected.
The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
finally: 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 principles of the utility model are intended to be included within the scope of the utility model.
Claims (7)
1. The utility model provides a protection type sensor for circuit load detects, includes current sensor body (1), sensor hole (2) have been seted up at the middle part of current sensor body (1), its characterized in that: the bottom of the current sensor body (1) is provided with a heat dissipation mechanism (3) in a sliding state, and the middle of the current sensor body (1) is provided with a lifting mechanism (4) in a sliding state;
the utility model provides a heat dissipation mechanism (3) is including the hole groove of sensor hole (2) bottom seting up, the inner wall of hole groove is sliding state installs extrusion piece (31), the inside of current sensor body (1) is stretched into to the bottom of extrusion piece (31), the bottom fixed mounting of extrusion piece (31) has pinion rack (32), one side meshing of pinion rack (32) bottom has gear (33), the middle part fixed mounting of gear (33) has threaded rod (34), threaded rod (34) rotate the bottom of installing at current sensor body (1), the both sides of threaded rod (34) are sliding state and install slider (35), one side that the gear (33) were kept away from to slider (35) articulates has protective housing (36), the bottom fixed mounting of protective housing (36) has pivot (37), the bottom at current sensor body (1) is installed in the rotation of pivot (37), the both sides fixed mounting of extrusion piece (31) bottom has support type spring piece (38), support type spring piece (38) fixed mounting is in the bottom of sensor (2).
2. A protective sensor for circuit load detection as claimed in claim 1, wherein: the lifting mechanism (4) comprises a supporting rod (41) fixedly arranged at the top of the sliding block (35), a lifting plate (42) is fixedly arranged at the top of the supporting rod (41), a sliding groove is formed in the position, located at the lifting plate (42), of the bottom of the sensor inner hole (2), and the lifting plate (42) is arranged on the inner wall of the sliding groove in a sliding state.
3. A protective sensor for circuit load detection as claimed in claim 1, wherein: threads on two sides of the threaded rod (34) are symmetrically arranged, and threads on two sides of the threaded rod (34) are oppositely arranged.
4. A protective sensor for circuit load detection according to claim 3, wherein: the number of the sliding blocks (35) is two, the two sliding blocks (35) are symmetrically arranged, and the length of each sliding block (35) is the same as the length of the threads of the threaded rod (34).
5. A protective sensor for circuit load detection as claimed in claim 1, wherein: the two sides of the bottom of the current sensor body (1) are provided with through holes, and the cross-sectional area of the protective shell (36) is the same as that of the through holes.
6. A protective sensor for circuit load detection as claimed in claim 2, wherein: rectangular grooves are formed in the positions, located at the bottom of the inner hole (2) of the sensor, of the supporting rods (41), and the supporting rods (41) are installed on the inner walls of the rectangular grooves in a sliding mode.
7. The protective sensor for circuit load detection according to claim 6, wherein: the sliding groove formed in the bottom of the sensor inner hole (2) is arranged in an arc shape, the shape of the sliding groove is identical to that of the sensor inner hole (2), and the section shape of the lifting plate (42) is identical to that of the sliding groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223528243.1U CN218995499U (en) | 2022-12-26 | 2022-12-26 | Protective sensor for circuit load detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223528243.1U CN218995499U (en) | 2022-12-26 | 2022-12-26 | Protective sensor for circuit load detection |
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| Publication Number | Publication Date |
|---|---|
| CN218995499U true CN218995499U (en) | 2023-05-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223528243.1U Active CN218995499U (en) | 2022-12-26 | 2022-12-26 | Protective sensor for circuit load detection |
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| CN (1) | CN218995499U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118169437A (en) * | 2024-05-15 | 2024-06-11 | 西昌学院 | Current sensor for new energy automobile |
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2022
- 2022-12-26 CN CN202223528243.1U patent/CN218995499U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118169437A (en) * | 2024-05-15 | 2024-06-11 | 西昌学院 | Current sensor for new energy automobile |
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