阅读说明：本技术 一种柔性罗氏线圈电流传感器 (Flexible Rogowski coil current sensor ) 是由 梁汉祥 于 2020-12-23 设计创作，主要内容包括：本发明公开的属于电流传感器技术领域,具体为一种柔性罗氏线圈电流传感器,其技术方案是：包括传感器本体,所述传感器本体是由柔性骨架、线圈、防水层、套管组成,所述柔性骨架上均匀缠绕有线圈,所述线圈外包裹有防水层,所述防水层外包裹有套管,所述传感器本体一端固定安装有第一固定块,所述传感器本体远离第一固定块一端固定安装有第二固定块,所述传感器本体上设有连接结构,所述连接结构包括第一连接块,本发明的有益效果是：通过第一连接块插入连接槽与第二连接块固定连接,调节第一螺栓移动活动固定套在传感器本体上的位置调整至合适位置,第一螺栓将上夹套、下夹套夹紧,活动固定套与传感器本体固定连接。(The invention discloses a flexible Rogowski coil current sensor, belonging to the technical field of current sensors, and the technical scheme is as follows: the sensor comprises a sensor body, wherein the sensor body consists of a flexible framework, a coil, a waterproof layer and a sleeve, the coil is uniformly wound on the flexible framework, the waterproof layer is wrapped outside the coil, the sleeve is wrapped outside the waterproof layer, a first fixing block is fixedly mounted at one end of the sensor body, a second fixing block is fixedly mounted at one end, far away from the first fixing block, of the sensor body, a connecting structure is arranged on the sensor body, the connecting structure comprises a first connecting block, and the sensor has the beneficial effects that: insert spread groove and second connecting block fixed connection through first connecting block, adjust the position adjustment of first bolt removal activity fixed cover on the sensor body to suitable position, first bolt will press from both sides the cover, press from both sides the cover tightly down, activity fixed cover and sensor body fixed connection.)

1. A flexible Rogowski coil current sensor, comprising a sensor body (1), characterized in that: the sensor body (1) is composed of a flexible framework (11), a coil (12), a waterproof layer (13) and a sleeve (15), wherein the coil (12) is uniformly wound on the flexible framework (11), the waterproof layer (13) is wrapped outside the coil (12), and the sleeve (15) is wrapped outside the waterproof layer (13);

the sensor comprises a sensor body (1), wherein one end of the sensor body (1) is fixedly provided with a first fixed block (16), one end, far away from the first fixed block (16), of the sensor body (1) is fixedly provided with a second fixed block (17), the sensor body (1) is provided with a connecting structure (2), the connecting structure (2) comprises a first connecting block (21), a fourth round hole (214) is formed in the first connecting block (21), first limiting blocks (211) are fixedly arranged on two sides of the first connecting block (21), a second limiting block (212) is fixedly arranged on one side of each first limiting block (211), a movable fixing sleeve (22) is connected onto the sensor body (1), the movable fixing sleeve (22) comprises a lower clamping sleeve (222), an upper clamping sleeve (221) is arranged above the lower clamping sleeve (222), and a fourth fixed block (225) is fixedly arranged on one side of the lower clamping sleeve (222, the connecting structure is characterized in that a third fixing block (224) is fixedly mounted on one side of the upper clamping sleeve (221), one end, away from the third fixing block (224), of the upper clamping sleeve (221) is movably connected with the lower clamping sleeve (222), one end, away from the upper clamping sleeve (221), of the lower clamping sleeve (222) is fixedly connected with a second connecting block (23), a connecting groove (231) is formed in the second connecting block (23), first limiting grooves (232) are formed in two sides of the connecting groove (231), a second limiting groove (233) is formed in one side of the first limiting groove (232), a third round hole (234) is formed in the second connecting block (23), a second bolt (235) is fixedly mounted in the third round hole (234), and springs (223) are fixedly mounted on the upper clamping sleeve (221) and the lower clamping sleeve (222).

2. A flexible rogowski coil current sensor, as in claim 1, wherein: one end, far away from the spring (223), of the spring connected with the upper clamping sleeve (221) and the lower clamping sleeve (222) is fixedly provided with a fixing plate (2231), an arc-shaped groove (2232) is formed in the fixing plate (2231), and a second chamfer (2233) is formed in the corner of the arc-shaped groove (2232) and the fixing plate (2231).

3. A flexible rogowski coil current sensor, as in claim 1, wherein: the first connecting block (21) corresponds to the connecting groove (231), the first limiting block (211) and the second limiting block (212) correspond to the first limiting groove (232) and the second limiting groove (233), and the third round hole (234) corresponds to the fourth round hole (214).

4. A flexible rogowski coil current sensor, as in claim 1, wherein: the flexible framework (11) comprises a flexible aluminum framework (111), and the coil (12) is uniformly wound on the flexible aluminum framework (111).

5. A flexible rogowski coil current sensor, as in claim 1, wherein: a first round hole (226) is formed in the third fixing block (224), a second round hole (227) is formed in the fourth fixing block (225), and a first bolt (228) is fixedly mounted in the first round hole (226).

6. A flexible rogowski coil current sensor, as in claim 1, wherein: the first limiting block (211) and the second limiting block (212) are both provided with chamfers (213).

7. A flexible rogowski coil current sensor, as in claim 1, wherein: the flexible framework (11) further comprises a flexible copper framework (112), and the ring (12) is uniformly wound on the flexible copper framework (112).

8. A flexible rogowski coil current sensor, as in claim 1, wherein: the connecting device is characterized in that the number of the connecting grooves (231) formed in the second connecting block (23) is two, the number of the first limiting grooves (232) formed in the connecting grooves (231) is two, and the number of the second limiting grooves (233) formed in the connecting grooves (231) is four.

9. A flexible rogowski coil current sensor, as in claim 1, wherein: the number of the first limiting blocks (211) is two, and the number of the second limiting blocks (212) is four.

Technical Field

The invention relates to the technical field of current sensors, in particular to a flexible Roche coil current sensor.

Background

The current of the Rogowski coil has the characteristics of real-time measurement, high response speed, no saturation and almost no phase error, so that the Rogowski coil can be applied to the field of power control, and most of the existing Rogowski coil is installed on a cable.

The prior art has the following defects: the size of the current sensor cannot be adjusted when the current sensor is connected with a cable, the current sensor is required to be fixedly connected with the cable by means of a rope, the installation is inconvenient, the operation is troublesome, resources are wasted, and the working efficiency is reduced.

Therefore, it is necessary to invent a flexible rogowski coil current sensor.

Disclosure of Invention

Therefore, the flexible Roche coil current sensor is characterized in that the first connecting block is inserted into the connecting groove and fixedly connected with the second connecting block, the first bolt is adjusted to move, movably and fixedly sleeve the position of the sensor body to be adjusted to a proper position, the first bolt clamps the upper clamping sleeve and the lower clamping sleeve, and the movable fixing sleeve is fixedly connected with the sensor body, so that the problem that the size of the device cannot be adjusted and the cable cannot be fixedly connected is solved.

In order to achieve the above purpose, the invention provides the following technical scheme: the utility model provides a flexible rogowski coil current sensor, includes the sensor body, the sensor body comprises flexible skeleton, coil, waterproof layer, sleeve pipe, the last even winding of flexible skeleton has the coil, the outer parcel of coil has the waterproof layer, the outer parcel of waterproof layer has the sleeve pipe.

A first fixed block is fixedly arranged at one end of the sensor body, a second fixed block is fixedly arranged at one end of the sensor body, which is far away from the first fixed block, a connecting structure is arranged on the sensor body, the connecting structure comprises a first connecting block, a fourth round hole is arranged on the first connecting block, first limiting blocks are fixedly arranged on both sides of the first connecting block, a second limiting block is fixedly arranged on one side of the first limiting block, a movable fixing sleeve is connected onto the sensor body, the movable fixing sleeve comprises a lower clamping sleeve, an upper clamping sleeve is arranged above the lower clamping sleeve, a fourth fixed block is fixedly arranged on one side of the lower clamping sleeve, a third fixed block is fixedly arranged on one side of the upper clamping sleeve, one end of the upper clamping sleeve, which is far away from the third fixed block, is movably connected with the lower clamping sleeve, and a, the connecting device is characterized in that a connecting groove is formed in the second connecting block, first limiting grooves are formed in two sides of the connecting groove, a second limiting groove is formed in one side of the first limiting groove, a third round hole is formed in the second connecting block, a second bolt is fixedly mounted in the third round hole, and springs are fixedly mounted on the upper clamping sleeve and the lower clamping sleeve.

Preferably, a fixed plate is fixedly mounted at one end of the spring, which is far away from the end connected with the upper clamping sleeve and the lower clamping sleeve, an arc-shaped groove is formed in the fixed plate, and a second chamfer is formed at the corner of the arc-shaped groove and the fixed plate.

Preferably, the first connecting block corresponds to the connecting groove, the first limiting block and the second limiting block correspond to the first limiting groove and the second limiting groove respectively, and the third round hole corresponds to the fourth round hole.

Preferably, the flexible framework comprises a flexible aluminum framework, and the coils are uniformly wound on the flexible aluminum framework.

Preferably, a first round hole is formed in the third fixing block, a second round hole is formed in the fourth fixing block, and a first bolt is fixedly mounted in the first round hole.

Preferably, the first limiting block and the second limiting block are both provided with chamfers.

Preferably, the flexible framework further comprises a flexible copper framework, and the ring is uniformly wound on the flexible copper framework.

Preferably, the number of the connecting grooves formed in the second connecting block is two, the number of the first limiting grooves formed in the connecting grooves is two, and the number of the second limiting grooves formed in the connecting grooves is four.

Preferably, the number of the first limiting blocks is two, and the number of the second limiting blocks is four.

The invention has the beneficial effects that:

1. according to the invention, the first connecting block is inserted into the connecting groove and is fixedly connected with the second connecting block through the second bolt, so that the second fixing block is fixedly connected with the second connecting block through the first connecting block, the position of the movable fixing sleeve of the first bolt on the sensor body is adjusted to be an appropriate position, the upper clamping sleeve and the lower clamping sleeve are clamped by the first bolt, the movable fixing sleeve is fixedly connected with the sensor body, the size of a circle between the upper second fixing block of the sensor body and the movable fixing sleeve can be adjusted according to actual conditions, the fixed connection with a cable is convenient, and the use is convenient;

2. according to the invention, the first limiting block and the second limiting block are fixedly arranged on the first connecting block, the first limiting groove and the second limiting groove are formed in the connecting groove, and the first limiting block and the second limiting block respectively correspond to the first limiting groove and the second limiting groove, so that the fixing is more stable and the offset is not generated;

3. according to the invention, the springs are fixedly arranged in the upper jacket and the lower jacket, so that the sensor body clamp cannot be damaged when the upper jacket and the lower jacket are fixedly connected with the sensor body through the first bolt clamp, and the service life is prolonged;

4. according to the sensor, the spring is far away from the fixing plate fixedly mounted at one end connected with the upper clamping sleeve and the lower clamping sleeve, the arc-shaped groove is formed in the fixing plate, the second chamfer angle formed at the corner of the arc-shaped groove and the fixing plate is better fixed with the sensor body through the arc-shaped groove, and the second chamfer angle is formed at the corner of the arc-shaped groove and the fixing plate, so that the sensor body is prevented from being scratched by the corner of the arc-shaped groove and the fixing plate, and the product is prevented from being damaged.

Drawings

FIG. 1 is a front view of the present invention.

Fig. 2 is a connection diagram of a first connection block and a second connection block provided by the present invention.

Fig. 3 is a side view of the connection of the mobile pouch provided by the present invention.

Fig. 4 is a side view of a first connecting block provided by the present invention.

FIG. 5 is an enlarged view of FIG. 1A according to the present invention.

FIG. 6 is an enlarged view of FIG. 1B provided in accordance with the present invention.

Fig. 7 is a cross-sectional view of a sensor body provided by the present invention.

Fig. 8 is an enlarged view of the invention at C in fig. 3.

FIG. 9 is a diagram of a flexible backbone of example 2 provided by the present invention.

In the figure: the sensor comprises a sensor body 1, a flexible framework 11, a flexible aluminum framework 111, a flexible copper framework 112, a coil 12, a waterproof layer 13, a sleeve 15, a first fixing block 16, a second fixing block 17, a connecting structure 2, a first connecting block 21, a first limiting block 211, a second limiting block 212, a chamfer 213, a fourth round hole 214, a movable fixing sleeve 22, an upper clamping sleeve 221, a lower clamping sleeve 222, a spring 223, a fixing plate 2231, an arc-shaped groove 2232, a second chamfer 2233, a third fixing block 224, a fourth fixing block 225, a first round hole 226, a second round hole 227, a first bolt 228, a second connecting block 23, a connecting groove 231, a first limiting groove 232, a second limiting groove 233, a third round hole 234 and a second bolt 235.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Embodiment 1, with reference to fig. 1 to 8, the flexible rogowski coil current sensor provided by the invention includes a sensor body 1, wherein the sensor body 1 is composed of a flexible framework 11, a coil 12, a waterproof layer 13 and a sleeve 15, the coil 12 is uniformly wound on the flexible framework 11, the waterproof layer 13 is wrapped outside the coil 12, the sleeve 15 is wrapped outside the waterproof layer 13, and the waterproof layer 13 prevents water from entering the device and affecting the service life.

A first fixing block 16 is fixedly mounted at one end of the sensor body 1, a second fixing block 17 is fixedly mounted at one end of the sensor body 1, which is far away from the first fixing block 16, a connecting structure 2 is arranged on the sensor body 1, the connecting structure 2 comprises a first connecting block 21, a fourth round hole 214 is formed in the first connecting block 21, first limiting blocks 211 are fixedly mounted on both sides of the first connecting block 21, a second limiting block 212 is fixedly mounted on one side of the first limiting block 211, a movable fixing sleeve 22 is connected to the sensor body 1, the movable fixing sleeve 22 comprises a lower clamping sleeve 222, an upper clamping sleeve 221 is arranged above the lower clamping sleeve 222, a fourth fixing block 225 is fixedly mounted on one side of the lower clamping sleeve 222, a third fixing block 224 is fixedly mounted on one side of the upper clamping sleeve 221, and one end of the upper clamping sleeve 221, which is far away from the third fixing block 224, a second connecting block 23 is fixedly connected to one end of the lower jacket 222, which is far from the upper jacket 221, a connecting groove 231 is formed in the second connecting block 23, first limiting grooves 232 are formed in both sides of the connecting groove 231, a second limiting groove 233 is formed in one side of the first limiting groove 232, a third round hole 234 is formed in the second connecting block 23, a second bolt 235 is fixedly installed in the third round hole 234, springs 223 are fixedly installed on the upper jacket 221 and the lower jacket 222, the second connecting block 23 is fixedly connected with the second connecting block 23 through the second bolt 235 by inserting the first connecting block 21 into the connecting groove 231, so that the second fixing block 17 is fixedly connected with the second connecting block 23 through the first connecting block 21, the position of the movable fixing sleeve 22 on the sensor body 1 is adjusted to a proper position by adjusting the first bolt 228, the upper jacket 221 and the lower jacket 222 are clamped by the first bolt 228, and the movable fixing sleeve 22 is fixedly connected with the sensor body 1, the size of the circle between the upper second fixing block 17 of the sensor body 1 and the fixed connection of the movable fixing sleeve 22 can be adjusted according to actual conditions, the upper clamping sleeve 221 and the lower clamping sleeve 222 cannot be damaged when being clamped by the first bolt 228 and fixedly connected with the sensor body 1 through the spring 223, and the service life is prolonged.

Further, a fixing plate 2231 is fixedly mounted at one end of the spring 223, which is far away from the end connected with the upper jacket 221 and the lower jacket 222, the fixing plate 2231 is provided with an arc-shaped groove 2232, a second chamfer 2233 is provided at the corner between the arc-shaped groove 2232 and the fixing plate 2231, the fixing is firmer through the arc-shaped groove 2232 and the sensor body 1, and the second chamfer 2233 is provided at the corner between the arc-shaped groove 2232 and the fixing plate 2231, so that the sensor body 1 is prevented from being scratched at the corner between the arc-shaped groove 2232 and the fixing plate 2231, and a product is prevented from being damaged.

Further, the first connecting block 21 corresponds to the connecting groove 231, the first limiting block 211 and the second limiting block 212 correspond to the first limiting groove 232 and the second limiting groove 233, respectively, and the third circular hole 234 corresponds to the fourth circular hole 214, so that the fixing is more stable and the offset is not generated.

Further, flexible skeleton 11 includes flexible aluminium skeleton 111, coil 12 evenly twines on flexible aluminium skeleton 111, and flexible aluminium skeleton 111 material is aluminium, and toughness is high temperature resistant, strengthens sensor body 1, and the cost is low, increase of service life.

Further, a first circular hole 226 is formed in the third fixing block 224, a second circular hole 227 is formed in the fourth fixing block 225, and a first bolt 228 is fixedly mounted in the first circular hole 226.

Furthermore, chamfers 213 are formed in the first limiting block 211 and the second limiting block 212, so that the first limiting block and the second limiting block are prevented from being scratched during installation through the chamfers 213, and potential safety hazards are eliminated in advance.

Further, two connecting grooves 231 are formed in the second connecting block 23, two first limiting grooves 232 are formed in the connecting grooves 231, and four second limiting grooves 233 are formed in the connecting grooves 231.

Further, the number of the first limiting blocks 211 is two, and the number of the second limiting blocks 212 is four.

The using process of the invention is as follows: when the sensor is used, the coil 12 is wound on the flexible aluminum framework 111, the waterproof layer 13 is wrapped outside the coil 12, the waterproof layer 13 is wrapped through the sleeve 15 to form the sensor body 1, the first fixing block 16 and the second fixing block 17 are respectively fixedly arranged at two ends of the sensor body 1, the first connecting block 21 is fixedly arranged on the second fixing block 17, the first limiting block 211 is fixedly arranged at two sides of the first connecting block 21, the second limiting block 212 is fixedly arranged at the other two sides, one end of the upper clamping sleeve 221 and one end of the lower clamping sleeve 222 on the movable fixing sleeve 22 are fixedly connected through the first bolt 228, the other end of the upper clamping sleeve is movably connected to be fixedly connected with the sensor body 1, the second connecting block 23 is provided with the connecting groove 231, the connecting groove 231 is internally provided with the first limiting groove 232 and the second limiting groove 233, the first limiting block 211 and the second limiting groove 212 respectively correspond to the first limiting groove 232 and, fix with second connecting block 23 through second bolt 235, make it fixed more firm, can not produce the skew, including passing through sensor body 1 both ends circle with the cable during use, pass through first connecting block 21 and second connecting block 23 fixed connection with the second fixed block 17 of sensor body 1 one end, make through adjusting first bolt 228 and press from both sides cover 221, it becomes loose down between the cover 222, adjust the position of the fixed cover 22 of activity on sensor body 1, can be according to the size of circle between the last second fixed block 17 of actual conditions adjustment sensor body 1 and the fixed cover 22 fixed connection of activity, arc recess 2232 and the cable laminating that set up through spring 223 upper fixed plate 2231 are fixed more firm, and is convenient to use, and convenient for operation.

In embodiment 2, referring to fig. 9, according to the flexible rogowski coil current sensor provided by the invention, the flexible framework 11 further includes a flexible copper framework 112, the ring 12 is uniformly wound on the flexible copper framework 112, the flexible copper framework 112 is made of copper, and has high toughness and high temperature resistance, so that the strength of the sensor body 1 is enhanced, and the service life is prolonged.

The using process of the invention is as follows: when the sensor is used, the coil 12 is wound on the flexible copper framework 112, the waterproof layer 13 is wrapped outside the coil 12, the waterproof layer 13 is wrapped through the sleeve 15 to form the sensor body 1, the first fixing block 16 and the second fixing block 17 are respectively fixedly arranged at two ends of the sensor body 1, the first connecting block 21 is fixedly arranged on the second fixing block 17, the first limiting block 211 is fixedly arranged at two sides of the first connecting block 21, the second limiting block 212 is fixedly arranged at the other two sides, one end of the upper clamping sleeve 221 and one end of the lower clamping sleeve 222 on the movable fixing sleeve 22 are fixedly connected through the first bolt 228, the other end of the upper clamping sleeve is movably connected to be fixedly connected with the sensor body 1, the second connecting block 23 is provided with the connecting groove 231, the connecting groove 231 is internally provided with the first limiting groove 232 and the second limiting groove 233, the first limiting block 211 and the second limiting groove 212 respectively correspond to the first limiting groove 232 and, fix with second connecting block 23 through second bolt 235, make it fixed more firm, can not produce the skew, including passing through sensor body 1 both ends circle with the cable during use, pass through first connecting block 21 and second connecting block 23 fixed connection with the second fixed block 17 of sensor body 1 one end, make through adjusting first bolt 228 and press from both sides cover 221, it becomes loose down between the cover 222, adjust the position of the fixed cover 22 of activity on sensor body 1, can be according to the size of circle between the last second fixed block 17 of actual conditions adjustment sensor body 1 and the fixed cover 22 fixed connection of activity, arc recess 2232 and the cable laminating that set up through spring 223 upper fixed plate 2231 are fixed more firm, and is convenient to use, and convenient for operation.

The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solution described above. Therefore, any simple modifications or equivalent substitutions made in accordance with the technical solution of the present invention are within the scope of the claims of the present invention.