Phase checking instrument adopting modular structure

Abstract

The utility model discloses a phasing tester adopting a modular structure, which belongs to the technical field of phasing testers, and comprises a telescopic insulating rod and a detector, the top end of the detector is provided with an upper socket module, the upper socket module is provided with a hook plugging module, and the bottom of the detector is provided with a lower plugging seat. According to the utility model, when the telescopic insulating rod needs to be installed below the detector, the lower plugging block is plugged into the lower plugging hole in the lower plugging seat, and the elastic force of the first spring is utilized to drive the first bolt to be plugged into the first plugging hole in the side part of the lower plugging block, so that convenient connection between the telescopic insulating rod and the detector is realized; and the first pull block can be pulled to enable the first bolt to be separated from the inner cavity of the first jack so as to release the fixation between the lower plugging seat and the lower plugging block, so that the telescopic insulating rod is detached from the lower part of the detector, and the convenience of the phasing tester adopting the modular structure is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of nuclear phase meter, more particularly to a nuclear phase meter with modular structure. BACKGROUND

[0002] The nuclear phase meter is a device for detecting the phase relationship, mainly used in the power system, especially plays an important role in the phase verification of power lines and transformers. The core function of the nuclear phase meter is to accurately determine the phase of high-voltage or low-voltage power lines to confirm whether the voltages output by multiple lines or different transformers are in the same phase, which is of decisive significance for the normal grid-connected operation of the power system. The main advantage of the nuclear phase meter is that the lead connecting the two ends of the two power grids can be removed, which can pass through the walls and partitions, and is not limited by any terrain and facility structure, improving the safety. When the instrument is working, the digital signal is sent to the receiving end through the wireless sending module, thereby reducing the interference and error, and greatly improving the working performance of the instrument. However, the existing nuclear phase meter is generally placed in a storage box for transportation, and the insulating rod and the probe are connected by screwing during use, and the probe and the probe hook are also connected by screwing, which is not convenient to disassemble. Therefore, we propose a nuclear phase meter with modular structure. SUMMARY

[0003] In view of the problems mentioned in the above background art, the purpose of the utility model is to provide a nuclear phase meter with modular structure.

[0004] To solve the above problems, the utility model adopts the following technical scheme:

[0005] A nuclear phase meter with modular structure, comprising a telescopic insulating rod and a probe, the top end of the probe is provided with an upper socket module, the upper socket module is provided with a hook plug-in module, the bottom of the probe is provided with a lower plug-in seat, the middle part of the lower plug-in seat is provided with a lower plug-in hole, the top end of the telescopic insulating rod is fixedly connected with a lower plug-in block, the two sides of the lower plug-in block are provided with a first sliding groove, the other two sides of the lower plug-in block are provided with a first insertion hole, the end of the lower plug-in block is movably sleeved into the inner cavity of the lower plug-in hole, the two sides of the lower plug-in seat are respectively provided with a first contraction hole, the inner walls of the two first contraction holes are respectively fixedly connected with a first spring, the ends of the two first springs are respectively fixedly connected with a first pull block, the two first pull blocks are respectively fixedly connected with a first bolt, the ends of the two first bolts are movably sleeved into the inner cavities of the first insertion holes, the inner wall of the lower plug-in hole is provided with two first sliding blocks, the ends of the two first sliding blocks are movably sleeved into the inner cavities of the two first sliding grooves, and the bottom of the probe is provided with a charging jack.

[0006] As a preferred scheme of the utility model, the upper socket module includes the upper plug-in seat installed on the top of the detector and the connecting jack hole arranged on the top of the detector, the middle part of the upper plug-in seat is provided with an upper plug-in hole, the inner wall of the upper plug-in hole is provided with two second sliding blocks, the two sides of the upper plug-in seat are respectively provided with second contraction holes, the inner walls of the two second contraction holes are respectively fixedly connected with second springs, the ends of the two second springs are respectively fixedly connected with second pull blocks, the two second pull blocks are respectively fixedly connected with second bolts, and the ends of the two second bolts extend to the inner cavity of the upper plug-in hole.

[0007] As a preferred scheme of the utility model, the hook plug-in module includes the upper plug-in block sleeved in the inner cavity of the upper plug-in hole, the middle part of the upper plug-in block is fixedly sleeved with a conductive hook, the bottom end of the conductive hook is movably sleeved into the inner cavity of the connecting jack hole, the two sides of the upper plug-in block are respectively provided with second insertion holes, the other two sides of the upper plug-in block are respectively provided with second sliding grooves, the ends of the second bolts are movably sleeved into the inner cavities of the second insertion holes, and the ends of the second sliding blocks are movably sleeved into the inner cavities of the second sliding grooves.

[0008] As a preferred scheme of the utility model, the bottom of the detector is provided with a plurality of first screw holes, the side of the lower plug-in seat is fixedly connected with a plurality of first mounting seats, a first bolt is sleeved on each of the plurality of first mounting seats, and the ends of the plurality of first bolts are respectively threadedly installed into the inner cavities of the first screw holes.

[0009] As a preferred scheme of the utility model, the top surface of the detector is provided with a plurality of second screw holes, the side of the upper plug-in seat is fixedly connected with a plurality of second mounting seats, a second bolt is sleeved on each of the plurality of second mounting seats, and the ends of the second bolts are respectively threadedly installed into the inner cavities of the second screw holes.

[0010] As a preferred scheme of the utility model, the inner diameter of the lower plug-in hole is equal to the outer diameter of the lower plug-in block, the side surface of the first sliding block is attached to the inner wall of the first sliding groove, and the outer diameter of the first bolt is equal to the inner diameter of the first insertion hole.

[0011] As a preferred scheme of the utility model, the outer diameter of the upper plug-in block is equal to the inner diameter of the upper plug-in hole, the side surface of the second sliding block is attached to the inner wall of the second sliding groove, and the outer diameter of the second bolt is equal to the inner diameter of the second insertion hole.

[0012] The utility model discloses the advantages are:

[0013] (1) The utility model discloses, when need to install telescopic insulating pole below the detector, through the lower insertion piece is inserted into the lower insertion hole on the lower insertion seat, and utilize the elastic force of first spring and drive first bolt is inserted into the first insertion hole of lower insertion piece side portion, to realize the convenient connection between telescopic insulating pole and detector, also can through the first pull -out piece of pulling first bolt makes first bolt separate the inner chamber of first insertion hole and remove the fixing between lower insertion seat and lower insertion piece, thereby the telescopic insulating pole is detached from the below of detector, improve the convenience of this adopt modular structure nuclear phase appearance.

[0014] (2) The utility model discloses, when need to install electrically conductive hook on the detector, the upper insertion piece is inserted into the upper insertion hole on the upper insertion seat, simultaneously make the bottom end of electrically conductive hook is inserted into the connecting insertion hole of detector top, and through the elastic force of second contraction hole and drive second bolt is inserted into the second insertion hole of upper insertion piece side portion, thereby the upper insertion piece is fixed and installed on the upper insertion seat, realize the convenient electrically conductive hook installation on the detector, improve the convenience of this adopt modular structure nuclear phase appearance. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is overall structure schematic diagram of the utility model;

[0016] Figure 2 It is overall structure explosion drawing of the utility model;

[0017] Figure 3 It is overhead schematic diagram of the detector of the utility model;

[0018] Figure 4 It is the bottom view schematic diagram of the detector of the utility model;

[0019] Figure 5 It is the cross section schematic diagram of lower insertion seat of the utility model;

[0020] Figure 6 It is the structure schematic diagram of lower insertion piece of the utility model;

[0021] Figure 7 It is the cross section schematic diagram of upper insertion seat module of the utility model;

[0022] Figure 8 It is the structure schematic diagram of hook insertion piece module of the utility model.

[0023] Mark explanation in drawing:

[0024] 1, telescopic insulating rod; 2, probe; 3, upper socket module; 4, hook plug-in module; 5, lower plug-in socket; 6, lower plug-in hole; 7, lower plug-in block; 8, first sliding groove; 9, first plug hole; 10, first retraction hole; 11, first spring; 12, first pull block; 13, first plug pin; 14, first sliding block; 15, upper plug-in socket; 16, upper plug-in hole; 17, second sliding block; 18, upper plug-in block; 19, second sliding groove; 20, second plug hole; 21, conductive hook; 22, second retraction hole; 23, second spring; 24, second pull block; 25, second plug pin; 26, charging jack; 27, connecting jack; 28, first screw hole; 29, first mounting seat; 30, first bolt; 31, second screw hole; 32, second mounting seat; 33, second bolt. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0026] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom end" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0027] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "sleeved / connected", "connected" and the like should be broadly understood, for example, "connected" can be fixedly connected, or can be detachably connected, or integrally connected; can be mechanically connected, or can be electrically connected; can be directly connected, or can be indirectly connected through an intermediate medium; can be internal communication of two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0028] Embodiment:

[0029] Please refer to Figures 1-8The utility model provides a nuclear phase appearance with modular structure, including telescopic insulating rod 1 and detector 2, the top of detector 2 is provided with upper socket module 3, is provided with hook plug -in module 4 on upper socket module 3, the bottom of detector 2 is installed with lower plug -in seat 5, and the middle part of lower plug -in seat 5 is opened with lower plug -in hole 6, and the top of telescopic insulating rod 1 is fixedly connected with lower plug -in block 7, and the both sides of lower plug -in block 7 are opened with first sliding slot 8, and the other sides of lower plug -in block 7 are opened with first insertion hole 9, and the end of lower plug -in block 7 is movably sleeved to the inner chamber of lower plug -in hole 6, and the both sides of lower plug -in seat 5 are opened with first shrinkage hole 10 respectively, and the inner wall of two first shrinkage holes 10 is fixedly connected with first spring 11 respectively, and the end of two first springs 11 is fixedly connected with first pull block 12 respectively, and the first pull block 12 is fixedly connected with first bolt 13 respectively, and the end of two first bolts 13 is movably sleeved to the inner chamber of first insertion hole 9, and the inner wall of lower plug -in hole 6 is provided with two first sliding blocks 14, and the end of two first sliding blocks 14 is movably sleeved to the inner chamber of two first sliding slots 8, and the bottom of detector 2 is provided with charging jack 26.

[0030] In the embodiment, the lower plug-in block 7 inserted into the inner chamber of the lower plug-in hole 6 is limited through the cooperation of the first sliding slot 8 and the first sliding block 14, the lower plug-in seat 5 and the lower plug-in block 7 are fixed by inserting the first bolt 13 into the first insertion hole 9, and the detector 2 is charged through the charging jack 26.

[0031] Specifically, please refer to Figure 1 and Figure 7 The upper socket module 3 includes an upper plug-in seat 15 installed on the top of the detector 2 and a connecting jack 27 arranged on the top of the detector 2, the middle part of the upper plug-in seat 15 is opened with an upper plug-in hole 16, the inner wall of the upper plug-in hole 16 is provided with two second sliding blocks 17, the both sides of the upper plug-in seat 15 are opened with second shrinkage holes 22 respectively, the inner wall of the two second shrinkage holes 22 is fixedly connected with second springs 23 respectively, the end of the two second springs 23 is fixedly connected with second pull blocks 24 respectively, the second pull block 24 is fixedly connected with a second bolt 25 respectively, and the end of the two second bolts 25 extends into the inner chamber of the upper plug-in hole 16.

[0032] Specifically, please refer to Figure 1 、 Figure 7 and Figure 8 The hook plug-in module 4 includes an upper plug-in block 18 sleeved in the inner chamber of the upper plug-in hole 16, the middle part of the upper plug-in block 18 is fixedly sleeved with a conductive hook 21, the bottom end of the conductive hook 21 is movably sleeved into the inner chamber of the connecting jack 27, the both sides of the upper plug-in block 18 are opened with second insertion holes 20 respectively, the other sides of the upper plug-in block 18 are opened with second sliding slots 19 respectively, the end of the second bolt 25 is movably sleeved into the inner chamber of the second insertion hole 20, and the end of the second sliding block 17 is movably sleeved into the inner chamber of the second sliding slot 19.

[0033] In this embodiment, the upper insertion block 18 inserted into the upper insertion hole 16 is limited by the cooperation of the second sliding block 17 and the second sliding groove 19, and the upper insertion block 18 and the upper insertion seat 15 are fixed by inserting the second insertion pin 25 into the second insertion hole 20.

[0034] Specifically, please refer to Figure 3 and Figure 5 The bottom of the probe 2 is provided with a plurality of first screw holes 28, the side of the lower insertion seat 5 is fixedly connected with a plurality of first mounting seats 29, a plurality of first mounting seats 29 are respectively sleeved with first bolts 30, and the ends of the plurality of first bolts 30 are respectively screwed into the inner cavities of the first screw holes 28.

[0035] In this embodiment, the lower insertion seat 5 is installed on the telescopic insulating rod 1 by the cooperation of the first screw holes 28 and the first bolts 30.

[0036] Specifically, please refer to Figure 3 and Figure 7 The top surface of the probe 2 is provided with a plurality of second screw holes 31, the side of the upper insertion seat 15 is fixedly connected with a plurality of second mounting seats 32, a plurality of second mounting seats 32 are respectively sleeved with second bolts 33, and the ends of the second bolts 33 are respectively screwed into the inner cavities of the second screw holes 31.

[0037] In this embodiment, the upper insertion seat 15 is installed on the probe 2 by the cooperation of the second screw holes 31 and the second bolts 33.

[0038] Specifically, please refer to Figure 5 and Figure 6 The inner diameter of the lower insertion hole 6 is equal to the outer diameter of the lower insertion block 7, the side of the first sliding block 14 is in close contact with the inner wall of the first sliding groove 8, and the outer diameter of the first insertion pin 13 is equal to the inner diameter of the first insertion hole 9.

[0039] In this embodiment, the stability of the lower insertion block 7 inserted into the lower insertion hole 6 is ensured, the stability of the first sliding block 14 inserted into the first sliding groove 8 is ensured, and the stability of the first insertion pin 13 inserted into the inner cavity of the first insertion hole 9 is ensured.

[0040] Specifically, please refer to Figure 7 and Figure 8 The outer diameter of the upper insertion block 18 is equal to the inner diameter of the upper insertion hole 16, the side of the second sliding block 17 is in close contact with the inner wall of the second sliding groove 19, and the outer diameter of the second insertion pin 25 is equal to the inner diameter of the second insertion hole 20.

[0041] In this embodiment, the stability of the upper insertion block 18 inserted into the upper insertion hole 16 is ensured, the stability of the second sliding block 17 inserted into the second sliding groove 19 is ensured, and the stability of the second insertion pin 25 inserted into the second insertion hole 20 is ensured.

[0042] Working principle: when the detector 2 is needed to be hung on the power transmission line for nuclear phase, first pull the first pull block 12 to drive the first bolt 13 to move outward, so that the lower plug-in block 7 at the top of the telescopic insulating rod 1 is inserted into the inner cavity of the lower plug-in hole 6, and the position between the lower plug-in block 7 and the lower plug-in seat 5 is limited through the cooperation between the first sliding block 14 and the first sliding groove 8, so that the position of the first bolt 13 and the position of the first plug hole 9 are aligned, then release the first pull block 12, use the elastic force of the first spring 11 to drive the first bolt 13 to insert into the first plug hole 9, so that the lower plug-in block 7 is installed and fixed in the lower plug-in hole 6, and then the telescopic insulating rod 1 is fixed at the bottom of the detector 2, then pull the second pull block 24 to make the second bolt 25 move outward, at this time, the upper plug-in block 18 is inserted into the inner cavity of the upper plug-in hole 16, and the position between the upper plug-in block 18 and the upper plug-in seat 15 is limited through the cooperation between the second sliding block 17 and the second sliding groove 19, so that the position of the second bolt 25 and the position of the second plug hole 20 are aligned, and at the same time, the bottom end of the conductive hook 21 on the upper plug-in block 18 is inserted into the connecting plug hole 27, finally release the second pull block 24, use the elastic force of the second contraction hole 22 to drive the second bolt 25 to insert into the second plug hole 20, so that the upper plug-in block 18 is installed in the upper plug-in hole 16, and then the conductive hook 21 is installed on the detector 2, so as to hold the telescopic insulating rod 1 to make the conductive hook 21 at the top of the detector 2 hung on the power transmission line.

[0043] The above is only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and improvement concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A phase meter with modular structure comprising a telescopic insulating rod (1) and a probe (2), characterized in that: The top end of the probe (2) is provided with an upper socket module (3), the upper socket module (3) is provided with a hook plug-in module (4), the bottom of the probe (2) is provided with a lower plug-in seat (5), the middle part of the lower plug-in seat (5) is provided with a lower plug-in hole (6), the top end of the telescopic insulating rod (1) is fixedly connected with a lower plug-in block (7), the two sides of the lower plug-in block (7) are provided with a first sliding groove (8), the other two sides of the lower plug-in block (7) are provided with a first plug hole (9), the end of the lower plug-in block (7) is movably sleeved into the inner cavity of the lower plug-in hole (6), the two sides of the lower plug-in seat (5) are respectively provided with a first contraction hole (10), the inner walls of the two first contraction holes (10) are respectively fixedly connected with a first spring (11), the ends of the two first springs (11) are respectively fixedly connected with a first pull block (12), the two first pull blocks (12) are respectively fixedly connected with a first bolt (13), the ends of the two first bolts (13) are movably sleeved into the inner cavities of the first plug holes (9), the inner wall of the lower plug-in hole (6) is provided with two first sliding blocks (14), the ends of the two first sliding blocks (14) are movably sleeved into the inner cavities of the two first sliding grooves (8), and the bottom of the probe (2) is provided with a charging jack (26).

2. The phase comparator with modular structure according to claim 1, characterized in that: The upper socket module (3) comprises an upper plug-in seat (15) mounted on the top of the probe (2) and a connecting jack (27) arranged on the top of the probe (2), the middle part of the upper plug-in seat (15) is provided with an upper plug-in hole (16), the inner wall of the upper plug-in hole (16) is provided with two second sliding blocks (17), the two sides of the upper plug-in seat (15) are respectively provided with a second contraction hole (22), the inner walls of the two second contraction holes (22) are respectively fixedly connected with a second spring (23), the ends of the two second springs (23) are respectively fixedly connected with a second pull block (24), the two second pull blocks (24) are respectively fixedly connected with a second bolt (25), and the ends of the two second bolts (25) extend into the inner cavity of the upper plug-in hole (16).

3. The phase comparator according to claim 2, characterized in that: The hook plug-in module (4) comprises an upper plug-in block (18) sleeved in the inner cavity of the upper plug-in hole (16), the middle part of the upper plug-in block (18) is fixedly sleeved with a conductive hook (21), the bottom end of the conductive hook (21) is movably sleeved into the inner cavity of the connecting jack (27), the two sides of the upper plug-in block (18) are respectively provided with a second plug hole (20), the other two sides of the upper plug-in block (18) are respectively provided with a second sliding groove (19), the end of the second bolt (25) is movably sleeved into the inner cavity of the second plug hole (20), and the end of the second sliding block (17) is movably sleeved into the inner cavity of the second sliding groove (19).

4. The phase comparator with modular structure according to claim 1, characterized in that: The bottom of the detector (2) is provided with a plurality of first screw holes (28), the side of the lower plug-in seat (5) is fixedly connected with a plurality of first mounting bases (29), a first bolt (30) is sleeved on each of the first mounting bases (29), and the ends of the first bolts (30) are respectively screwed into the inner cavities of the first screw holes (28).

5. The phase comparator with modular structure according to claim 2, characterized in that: The top surface of the detector (2) is provided with a plurality of second screw holes (31), the side of the upper plug-in seat (15) is fixedly connected with a plurality of second mounting bases (32), a second bolt (33) is sleeved on each of the second mounting bases (32), and the ends of the second bolts (33) are respectively screwed into the inner cavities of the second screw holes (31).

6. The phase comparator with modular structure according to claim 1, characterized in that: The inner diameter of the lower plug-in hole (6) is equal to the outer diameter of the lower plug-in block (7), the side of the first sliding block (14) is attached to the inner wall of the first sliding groove (8), and the outer diameter of the first plug pin (13) is equal to the inner diameter of the first plug hole (9).

7. The phase meter with modular structure according to claim 3, characterized in that: The outer diameter of the upper plug-in block (18) is equal to the inner diameter of the upper plug-in hole (16), the side of the second sliding block (17) is attached to the inner wall of the second sliding groove (19), and the outer diameter of the second plug pin (25) is equal to the inner diameter of the second plug hole (20).

Images