CN215525932U - Wireless sheath circulation monitoring devices - Google Patents
Wireless sheath circulation monitoring devices Download PDFInfo
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- CN215525932U CN215525932U CN202121591710.8U CN202121591710U CN215525932U CN 215525932 U CN215525932 U CN 215525932U CN 202121591710 U CN202121591710 U CN 202121591710U CN 215525932 U CN215525932 U CN 215525932U
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Abstract
The utility model discloses a wireless sheath circulating current monitoring device, and belongs to the technical field of circulating current monitoring devices. The utility model provides a wireless formula sheath circulation monitoring devices, includes upper coil iron core, lower circle iron core, upper coil iron core, lower circle iron core pass through the hinge subassembly to be connected, still includes: the springs are fixedly connected to the inner walls of the upper ring iron core and the lower ring iron core respectively; the abutting blocks are fixedly connected to the other ends of the springs respectively, a cable penetrates through the space between the upper ring iron core and the lower ring iron core, and the abutting blocks are attached to the surfaces of the cable; according to the utility model, after the upper ring iron core and the lower ring iron core are installed on the cable through the spring, the cable applies force to the spring, so that the upper ring iron core and the lower ring iron core are positioned at the center of the cable, the distance difference between the cable and the upper ring iron core and between the cable and the lower ring iron core is reduced, the monitoring accuracy is improved, and meanwhile, the upper ring iron core and the lower ring iron core are conveniently installed on the cable through an open-close type installation method.
Description
Technical Field
The utility model relates to the technical field of circulating current monitoring devices, in particular to a wireless sheath circulating current monitoring device.
Background
When the wireless sheath circulating current monitoring equipment is used, the metal sheath is sleeved on a cable to be monitored, the circulating current on the metal sheath is extremely small, mainly capacitive current, once the metal sheath generates a loop formed by multipoint grounding and the ground, the circulating current is remarkably increased and can reach more than 90% of the main current in serious conditions, and the circulating current and the variable quantity of the metal sheath are monitored in real time;
when current metal sheath cover was used on the cable, metal sheath can cause metal sheath not to put at the central point of cable with metal sheath's last surface contact under the effect of gravity, causes the too big undersize of interval between cable and the metal sheath, behind the cable trouble, the inaccurate problem of metal sheath induced-current.
Disclosure of Invention
The utility model aims to solve the problems that when a metal sheath is sleeved on a cable for use, the metal sheath can be in contact with the upper surface of the metal sheath under the action of gravity, so that the metal sheath is not in the center of the cable, the distance between the cable and the metal sheath is too large or too small, and the induced current of the metal sheath is inaccurate after the cable breaks down.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a wireless formula sheath circulation monitoring devices, includes upper coil iron core, lower circle iron core, upper coil iron core, lower circle iron core pass through the hinge subassembly to be connected, still includes: the springs are fixedly connected to the inner walls of the upper ring iron core and the lower ring iron core respectively; the abutting blocks are fixedly connected to the other ends of the springs respectively, a cable penetrates through the space between the upper ring iron core and the lower ring iron core, and the abutting blocks are attached to the surfaces of the cable; the multi-stage telescopic rods are respectively and fixedly connected to the upper ring iron core and the lower ring iron core, and the other ends of the multi-stage telescopic rods are fixedly connected to the abutting blocks; and the locking mechanism is connected to one side of the upper ring iron core and one side of the lower ring iron core and is used for fixing the upper ring iron core and the lower ring iron core.
In order to facilitate the connection of the upper ring iron core and the lower ring iron core, preferably, the hinge assembly comprises mounting plates and support rods, the mounting plates are fixedly connected to one side of the lower ring iron core, one end of each support rod is fixedly connected to the upper ring iron core, and the other end of each support rod is rotatably connected to the mounting plates.
In order to communicate the upper ring iron core with the lower ring iron core, the mounting plate and the support rod are made of metal.
In order to facilitate installation and enable the stress of the spring to be uniform, preferably, two groups of springs are respectively arranged on the upper ring iron core and the lower ring iron core, the abutting block is arc-shaped, the abutting block is concentric with the upper ring iron core and the lower ring iron core, and the abutting block is enclosed into a circle in the upper ring iron core and the lower ring iron core.
In order to fix the upper ring iron core and the lower ring iron core, the locking mechanism further comprises a fixing plate and a threaded rod, the fixing plate is fixedly connected to the other side of the upper ring iron core and the other side of the lower ring iron core respectively, threaded holes are formed in the fixing plate, the threaded rod penetrates through the threaded holes to be connected to the two fixing plates in a threaded mode, and the fixing plate and the threaded rod are made of non-metal materials.
In order to further fix the upper ring iron core and the lower ring iron core, the lower ring iron core is fixedly connected with a base, and the base is provided with a mounting hole.
Compared with the prior art, the utility model provides a wireless sheath circulating current monitoring device, which has the following beneficial effects:
1. this wireless formula sheath circulation monitoring devices, through opening upper coil iron core and lower coil iron core, then the block is on the cable, contact with supporting tight piece through the cable, produce the extrusion to the spring, can fix upper coil iron core and lower coil iron core on the cable on the one hand, and on the other hand spring can make upper coil iron core and lower coil iron core be located the central point of cable and put, makes the current change in the response cable that upper coil iron core and lower coil iron core can be even, improves the accuracy of monitoring.
2. This wireless formula sheath circulation monitoring devices, through the shrink of spring, can install on the cable of different thicknesses, improved upper circle iron core and lower circle iron core suitability.
The parts which are not involved in the device are the same as or can be realized by adopting the prior art, the upper ring iron core and the lower ring iron core are arranged on the cable through the spring, the cable applies force to the spring, so that the upper ring iron core and the lower ring iron core are positioned at the center of the cable, the distance difference between the cable and the upper ring iron core and the lower ring iron core is reduced, the monitoring accuracy is improved, and meanwhile, the upper ring iron core and the lower ring iron core are conveniently arranged on the cable through an open-close type installation method.
Drawings
Fig. 1 is a schematic perspective view of a wireless sheath circulating current monitoring device according to the present invention;
fig. 2 is a schematic perspective view of a wireless sheath circulating current monitoring device according to the present invention;
fig. 3 is a schematic three-dimensional structure diagram of a wireless sheath circulating current monitoring device according to the present invention;
fig. 4 is a schematic three-dimensional structure diagram of a wireless sheath circulating current monitoring device according to the present invention;
fig. 5 is a schematic three-dimensional structure diagram of a wireless sheath circulating current monitoring device according to a fifth embodiment of the present invention.
In the figure: 1. an upper ring iron core; 101. a propping block; 102. a spring; 103. a multi-stage telescopic rod; 2. a lower ring iron core; 201. mounting a plate; 202. a strut; 203. a fixing plate; 204. a threaded rod; 3. a base; 301. mounting holes; 4. a cable.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1:
referring to fig. 1-5, a wireless sheath circulation monitoring devices, includes upper circle iron core 1, lower circle iron core 2, and upper circle iron core 1, lower circle iron core 2 pass through the hinge subassembly to be connected, still includes: the spring 102 is fixedly connected to the inner walls of the upper ring iron core 1 and the lower ring iron core 2 respectively; the abutting blocks 101 are fixedly connected to the other ends of the springs 102 respectively, the cable 4 penetrates through the space between the upper ring iron core 1 and the lower ring iron core 2, and the abutting blocks 101 are attached to the surfaces of the cable 4; the multi-stage telescopic rods 103 are fixedly connected to the upper ring iron core 1 and the lower ring iron core 2 respectively, the other ends of the multi-stage telescopic rods 103 are fixedly connected to the abutting blocks 101, the multi-stage telescopic rods 103 can improve guiding effects for the springs 102, and the situation that the springs 102 are not stressed uniformly due to the fact that the springs 102 are twisted when the cables 4 are clamped is avoided, and the upper ring iron core 1 and the lower ring iron core 2 cannot be located at the center of the cables 4; the locking mechanism is connected to one side of the upper ring iron core 1 and one side of the lower ring iron core 2 and is used for fixing the upper ring iron core 1 and the lower ring iron core 2; the hinge assembly comprises mounting plates 201 and supporting rods 202, wherein the two mounting plates 201 are fixedly connected to one side of the lower ring iron core 2, one end of each supporting rod 202 is fixedly connected to the upper ring iron core 1, and the other end of each supporting rod 202 is rotatably connected to the mounting plates 201; the mounting plate 201 and the supporting rod 202 are made of metal; the two groups of springs 102 are respectively arranged on the upper ring iron core 1 and the lower ring iron core 2, the abutting block 101 is arc-shaped and can be better attached to the cable 4, the fixing stability is improved, the abutting block 101 is concentric with the upper ring iron core 1 and the lower ring iron core 2, the abutting block 101 is enclosed into a circle in the upper ring iron core 1 and the lower ring iron core 2, a circular gap is just left between the upper ring iron core 1 and the lower ring iron core 2, the installation on the cable 4 is convenient, and simultaneously, after the installation, the springs 102 are uniformly stressed, the upper ring iron core 1 and the lower ring iron core 2 can be better coaxial with the cable 4, and the cable 4 is kept at the central position of the upper ring iron core 1 and the lower ring iron core 2; the locking mechanism comprises a fixing plate 203 and a threaded rod 204, the fixing plate 203 is fixedly connected to the other side of the upper ring iron core 1 and the other side of the lower ring iron core 2 respectively, threaded holes are formed in the two groups of fixing plates 203, the threaded rod 204 penetrates through the threaded holes to be in threaded connection with the two groups of fixing plates 203, and the fixing plate 203 and the threaded rod 204 are made of non-metal materials and are used for preventing the upper ring iron core 1 and the lower ring iron core 2 from forming a closed loop;
the upper ring iron core 1 is rotated and opened from the lower ring iron core 2, the lower ring iron core 2 is aligned to the lower side of the cable 4, the abutting block 101 on the lower ring iron core 2 is attached to the lower side of the cable 4, then the upper ring iron core 1 is combined with the lower ring iron core 2, when the upper ring iron core 1 is combined with the lower ring iron core 2, the abutting block 101 on the upper ring iron core 1 is attached to the upper end surface of the cable 4, the cable 4 extrudes the abutting block 101, the abutting block 101 extrudes the spring 102, the spring 102 generates thrust, the upper ring iron core 1 and the lower ring iron core 2 are fixed on the cable 4, and after combination, the threaded rod 204 enters threaded holes in the two groups of fixing plates 203 through the rotating threaded rods 204, the upper ring iron core 1 and the lower ring iron core 2 are fixed, and the upper ring iron core 1 and the lower ring iron core 2 are prevented from being opened by mistake;
after the upper ring iron core 1 and the lower ring iron core 2 are installed on the cable 4, the elastic forces of the four groups of springs 102 reach a balance point, so that the upper ring iron core 1 and the lower ring iron core 2 can be concentric with the cable 4, the cable 4 is positioned in the middle of the upper ring iron core 1 and the lower ring iron core 2, and meanwhile, the upper ring iron core 1 and the lower ring iron core 2 are fixed on the cable 4 by the thrust of the springs 102, and the play cannot occur;
meanwhile, the cable can be installed on cables 4 with different thicknesses for use through contraction of the spring 102, and the practicability is improved;
meanwhile, the upper ring iron core 1 and the lower ring iron core 2 are butted to form an annular iron core, when the erected cable 4 is installed, the upper ring iron core 1 and the lower ring iron core 2 can be separated and then combined and installed on the cable 4 without penetrating into the cable 4 from one end, so that the cable 4 is positioned in the annular iron core, equipment installation is facilitated, and installation efficiency is improved;
simultaneously can also change the interval of air gap between the iron core 1 of last circle, the iron core 2 of lower circle through threaded rod 204, can adjust the compensation performance between the iron core 1 of last circle, the iron core 2 of lower circle, through in screwing into the fixed plate 203 of the iron core 1 of last circle with threaded rod 204 earlier, if need increase the air gap interval between the iron core 1 of last circle, the iron core 2 of lower circle, just back out the another side of fixed plate 203 with threaded rod 204, stretch out one end distance, then screw into the fixed plate 203 of the iron core 2 of lower circle with the one end that threaded rod 204 stretches out again, through changing the length that the threaded rod 204 stretched out on the fixed plate 203 of the iron core 1 of last circle, and then be convenient for change the interval of air gap between the iron core 1 of upper circle, the iron core 2 of lower circle.
Example 2:
referring to fig. 1 to 5, a wireless sheath circulating current monitoring device is substantially the same as that in embodiment 1, and further includes: the lower ring iron core 2 is fixedly connected with a base 3, and the base 3 is provided with a mounting hole 301;
can conveniently install upper ring iron core 1, lower circle iron core 2 in the use area through base 3, to upper ring iron core 1, lower circle iron core 2 further fixed.
According to the utility model, after the upper ring iron core 1 and the lower ring iron core 2 are arranged on the cable 4 through the spring 102, the cable 4 applies force to the spring 102, so that the upper ring iron core 1 and the lower ring iron core 2 are positioned at the center of the cable 4, the distance difference between the cable 4 and the upper ring iron core 1 and the lower ring iron core 2 is reduced, the monitoring accuracy is improved, and meanwhile, the upper ring iron core 1 and the lower ring iron core 2 are conveniently arranged on the cable 4 through an open-close type installation method.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides a wireless sheath circulation monitoring devices, includes upper coil iron core (1), lower coil iron core (2), upper coil iron core (1), lower coil iron core (2) pass through the hinge subassembly and connect, its characterized in that still includes:
the spring (102) is fixedly connected to the inner walls of the upper ring iron core (1) and the lower ring iron core (2) respectively;
the abutting blocks (101) are fixedly connected to the other ends of the springs (102) respectively, a cable (4) penetrates through the space between the upper ring iron core (1) and the lower ring iron core (2), and the abutting blocks (101) are attached to the surfaces of the cable (4);
the multi-stage telescopic rod (103) is fixedly connected to the upper ring iron core (1) and the lower ring iron core (2) respectively, and the other end of the multi-stage telescopic rod (103) is fixedly connected to the abutting block (101);
and the locking mechanism is connected to one side of the upper ring iron core (1) and one side of the lower ring iron core (2) and is used for fixing the upper ring iron core (1) and the lower ring iron core (2).
2. The wireless sheath circulating current monitoring device as claimed in claim 1, wherein the hinge assembly comprises mounting plates (201) and support rods (202), two sets of the mounting plates (201) are fixedly connected to one side of the lower coil core (2), one end of each support rod (202) is fixedly connected to the upper coil core (1), and the other end of each support rod is rotatably connected to the mounting plate (201).
3. The wireless sheath circulating current monitoring device as claimed in claim 2, wherein the mounting plate (201) and the supporting rod (202) are made of metal.
4. The wireless sheath circulating current monitoring device according to claim 1, wherein two sets of springs (102) are respectively disposed on the upper ring iron core (1) and the lower ring iron core (2), the abutting block (101) is arc-shaped, the abutting block (101) is concentric with the upper ring iron core (1) and the lower ring iron core (2), and the abutting block (101) forms a circle in the upper ring iron core (1) and the lower ring iron core (2).
5. The wireless sheath circulating current monitoring device according to claim 4, wherein the locking mechanism comprises a fixing plate (203) and a threaded rod (204), the fixing plate (203) is fixedly connected to the other side of the upper iron core (1) and the lower iron core (2), threaded holes are formed in both the two groups of fixing plates (203), the threaded rod (204) passes through the threaded holes to be in threaded connection with the two groups of fixing plates (203), and the fixing plate (203) and the threaded rod (204) are made of non-metal materials.
6. A wireless sheath circulating current monitoring device according to claim 5, wherein a base (3) is fixedly connected to the lower ring iron core (2), and a mounting hole (301) is formed in the base (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121591710.8U CN215525932U (en) | 2021-07-14 | 2021-07-14 | Wireless sheath circulation monitoring devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121591710.8U CN215525932U (en) | 2021-07-14 | 2021-07-14 | Wireless sheath circulation monitoring devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215525932U true CN215525932U (en) | 2022-01-14 |
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ID=79813238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121591710.8U Active CN215525932U (en) | 2021-07-14 | 2021-07-14 | Wireless sheath circulation monitoring devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215525932U (en) |
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2021
- 2021-07-14 CN CN202121591710.8U patent/CN215525932U/en active Active
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