CN212749088U

CN212749088U - Magnetic suction probe for electric energy quality detection

Info

Publication number: CN212749088U
Application number: CN202021502375.5U
Authority: CN
Inventors: 翟啟成; 张进; 冒宝佳; 陈光胜
Original assignee: Jiangsu Lianneng Electric Power Science Research Institute Co ltd
Current assignee: Jiangsu Lianneng Electric Power Science Research Institute Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-03-19
Anticipated expiration: 2030-07-27

Abstract

The utility model relates to a power quality detects technical field, and discloses a be used for power quality to detect magnetism to inhale probe, including wire, insulating protective sheath, magnet, screw and bolt, insulating protective sheath is fixed to be cup jointed at the lateral wall of magnet, and the inner wall fixedly connected with screw of connecting hole and connecting hole is seted up in the last lateral wall center department of magnet, and the last lateral wall of magnet has the bolt through screw thread connection, and the bolt is located inside the insulating protective sheath, and wire fixed connection is at the last lateral wall of bolt. The utility model discloses only need hold the insulating sheath of probe and be close to voltage mother row, the automatic female row that acquires voltage signal that adsorbs of probe has solved alligator clip can't acquire voltage signal's a difficult problem and can adsorb on female arranging under this type of detection ring border, has avoided leading to the alligator clip bullet to open because of mechanical vibration or other reasons and has caused the possibility of voltage short circuit and can make things convenient for detection device to change different performance's probe, has improved detection device's application range, facilitate promotion.

Description

Magnetic suction probe for electric energy quality detection

Technical Field

The utility model relates to an electric energy quality detects technical field, especially relates to a be used for electric energy quality to detect magnetism to inhale probe.

Background

With the continuous development of power systems, the power load composition changes, and the common application of nonlinear loads causes the continuous deterioration of the power quality, which is mainly reflected in that a large amount of harmonic waves are injected into a power grid. With the development of power electronic technology as a background, a high-power phase-controlled rectification technology and a direct-current transmission system are widely applied to the construction of electric equipment and a power grid, the power supply quality of the system is polluted due to the nonlinear, impact and unbalanced power utilization characteristics of loads, and at present, with the increasing importance on the problem of the power quality, the corresponding detection technology is generated and gradually matures. The electric energy quality general measurement project is developed in part of regions every year, firstly, a new electric energy quality problem is found, secondly, a pollution source is searched for aiming at the problem which occurs, and the pollution source is effectively treated, so that the problem that user equipment cannot normally produce due to the electric energy quality is solved, and meanwhile, the electric energy quality general measurement project is beneficial to the safer and more reliable operation of a power grid.

In the prior art, an electric energy meter at the outgoing line side of a system substation or the incoming line side of a user is generally selected in electric energy quality detection, and a current signal, an alligator clip or a metal pointer is acquired by using a clamp ammeter. However, when a single workshop or a single device is detected, voltage signals are often required to be acquired on the busbar, the busbar is larger than an alligator clip configured on the current detection device, the three-phase distance is small, the signals cannot be acquired by clipping, and even if the voltage signals are clipped by the alligator clip, the voltage signals are still hidden.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the crocodile clip can not acquire the voltage signal under the special detection environment in the prior art, and the provided magnetic suction probe for detecting the electric energy quality.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a probe is inhaled to magnetism for electric energy quality testing, includes wire, insulating protective sheath, magnet, screw and bolt, the fixed lateral wall that cup joints at magnet of insulating protective sheath, the inner wall fixedly connected with screw that connecting hole and connecting hole were seted up to the last lateral wall center department of magnet, the last lateral wall of magnet has the bolt through screw thread connection, the bolt is located inside the insulating protective sheath, wire fixed connection is at the last lateral wall of bolt, the last lateral wall that the bolt was run through to the one end that the wire was kept away from.

Preferably, the upper side wall of the insulating protective sleeve is fixedly connected with a connecting ring, the upper end of the lead is positioned in the connecting ring, the upper side wall of the connecting ring is provided with an installation block, the inside of the installation block is provided with an external lead, the upper side wall of the connecting ring is symmetrically and fixedly connected with two connecting columns, the lower side wall of the installation block is symmetrically provided with two connecting grooves matched with the connecting columns, the side wall of each connecting groove is provided with a limiting groove, a limiting pin is inserted in each limiting groove, the rod wall of each connecting column is provided with a clamping groove matched with the limiting pin, one end of each limiting groove, far away from each connecting groove, is provided with a spring groove, one end of each limiting pin, positioned in the spring groove, is fixedly connected with a spring plate, the side wall between each spring plate and the spring groove is fixedly connected with a plurality of elastic telescopic rods, the upper side wall of the sliding groove is provided with a transmission groove, a transmission rod is inserted in the transmission groove, the lower end of the transmission rod is fixedly connected with a driving triangular block matched with a driven triangular block, the upper end of the transmission groove is provided with a control groove, one end of the transmission rod, which is located in the control groove, is fixedly connected with a transmission triangular block, the side wall of the control groove is provided with a pressure hole, a pressure rod is inserted in the pressure hole, and one end of the pressure rod, which is located in the control groove, is fixedly connected with a control triangular block matched with the transmission triangular block.

Preferably, two symmetrical fixedly connected with sleeves of the side wall of the mounting block are provided with a protective ring outside the pressure rod, the side wall of the protective ring is hinged with a protective cover through a hinge, the side wall of one side of the protective cover and the side wall of one side of the protective ring in the opposite direction are provided with a placing groove, and two magnets with opposite magnetism are fixedly connected in the placing groove.

Preferably, the side walls of the two sides of the transmission groove are both provided with sliding grooves, and the rod wall of the transmission rod is symmetrically and fixedly connected with two sliding plates matched with the sliding grooves.

Preferably, the equal fixedly connected with fixed frame of lateral wall of insulating protective sheath both sides, it has the crown plate to peg graft in the fixed frame, the lower extreme fixedly connected with safety cover of crown plate, the screens groove has been seted up to the lateral wall of fixed frame, it has the screens board to peg graft in the screens groove, the trompil has been seted up to the lateral wall in screens groove, it has the pull rod to peg graft in the trompil, the left end of pull rod and the lateral wall fixed connection of screens board, the right-hand member fixedly connected with arm-tie of pull rod, the same root cover of lateral wall fixedly connected with between arm-tie and the fixed frame is established the spring outside the pull rod, the spacing tooth of lateral wall fixedly connected with of screens board, the lateral wall fixedly connected with of crown plate is.

Preferably, the side wall of the pulling plate is fixedly connected with a pulling ring.

Preferably, the external connecting line is fixedly sleeved with a protective sleeve.

Preferably, the upper end of the connecting column and one end of the limiting pin close to the connecting column are inclined planes matched with each other.

Preferably, the material of magnet is neodymium iron boron strong magnetic material, radius 7.5mm, thickness 5mm, middle round hole radius 2.5mm, the material of insulating protective sheath is silicon rubber, radius 10mm, long 50 mm.

Compared with the prior art, the utility model provides a be used for electric energy quality to detect magnetism to inhale probe possesses following beneficial effect:

1. this a be used for electric energy quality to detect magnetism to inhale probe, through the wire that sets up, insulating protective sheath, magnet, screw and bolt, the insulating sheath that only needs to hold the probe is close to voltage mother and arranges, and the probe adsorbs automatically and acquires voltage signal on arranging, has solved the crocodile under this kind of detection ring border and has pressed from both sides the difficult problem that can't acquire voltage signal and can adsorb and arrange safety and stability on arranging, has avoided leading to the crocodile to press from both sides the bullet to open because of mechanical vibration or other reasons and cause the possibility of voltage short circuit.

2. This a be used for electric energy quality to detect magnetism and inhale probe, go-between through the setting, the installation piece, the go-between, the external connection line, the spliced pole, the spread groove, the spacing groove, the spacer pin, the draw-in groove, the spring board, elasticity telescopic link, the sliding tray, driven three hornblocks, the transmission groove, the transfer line, initiative three hornblocks, the control flume, the three hornblocks of transmission, the pressure hole, depression bar and three hornblocks of control, can make things convenient for detection device to change different performance's probe, detection device's application range has been improved, and facilitate promotion.

And the part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses only need hold the insulating sheath of probe and be close to voltage female arranging, the probe adsorbs automatically and acquires voltage signal on female arranging, crocodile presss from both sides the difficult problem that can't acquire voltage signal under having solved this type of detection ring border and can adsorb safety and stability on female arranging, avoided leading to the crocodile to press from both sides the bullet to open because of mechanical vibration or other reasons and cause the possibility of voltage short circuit and can make things convenient for detection device to change different performance's probe, improved detection device's application range, facilitate promotion.

Drawings

Fig. 1 is a schematic structural view of a magnetic suction probe for power quality detection according to the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 1;

fig. 4 is an enlarged schematic view of a portion C in fig. 3.

In the figure: 1 lead, 2 insulating protective sleeves, 3 magnets, 4 screws, 5 bolts, 6 connecting rings, 7 mounting blocks, 8 external connecting wires, 9 connecting columns, 10 connecting grooves, 11 limiting grooves, 12 limiting pins, 13 clamping grooves, 14 spring grooves, 15 spring plates, 16 elastic telescopic rods, 17 sliding grooves, 18 driven triangular blocks, 19 transmission grooves, 20 transmission rods, 21 driving triangular blocks, 22 control grooves, 23 transmission triangular blocks, 24 press holes, 25 press rods, 26 protective rings, 27 protective covers, 28 placing grooves, 29 magnets, 30 sliding grooves, 31 sliding plates, 32 fixing frames, 33 ring plates, 34 clamping grooves, 35 clamping plates, 36 pull holes, 37 pull rods, 38 pull plates, 39 springs, 40 limiting teeth, 41 toothed rings, 42 pull rings, 43 protective sleeves, 44 control triangular blocks and 45 protective covers.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all 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, and are only for convenience of description and simplicity of 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 therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a be used for electric energy quality to detect magnetism and inhale probe, including wire 1, insulating protective sheath 2, magnet 3, screw 4 and bolt 5, insulating protective sheath 2 is fixed to be cup jointed at the lateral wall of magnet 3, the inner wall fixedly connected with screw 4 of connecting hole and connecting hole is seted up in the last lateral wall center department of magnet 3, the last lateral wall of magnet 3 has bolt 5 through 4 threaded connection of screw, bolt 5 is located inside insulating

protective sheath

2, 1 fixed connection of wire is at the last lateral wall of bolt 5, the last lateral wall of insulating protective sheath 2 is run through to wire 1 one end of keeping away from bolt 5.

The upper side wall of the insulating protective sleeve 2 is fixedly connected with a connecting ring 6, the upper end of a lead 1 is positioned in the connecting ring 6, the upper side wall of the connecting ring 6 is provided with an installation block 7, the inside of the installation block 7 is provided with an external lead 8, the upper side wall of the connecting ring 6 is symmetrically and fixedly connected with two connecting columns 9, the lower side wall of the installation block 7 is symmetrically provided with two connecting grooves 10 matched with the connecting columns 9, the side wall of the connecting groove 10 is provided with a limiting groove 11, a limiting pin 12 is inserted in the limiting groove 11, the rod wall of the connecting column 9 is provided with a clamping groove 13 matched with the limiting pin 12, one end of the limiting groove 11, which is far away from the connecting groove 10, is provided with a spring groove 14, one end of the limiting pin 12, which is positioned in the spring groove 14, is fixedly connected with a spring plate 15, the side wall between the spring plate 15 and the spring, drive groove 19 has been seted up to the last lateral wall of sliding tray 17, it has transfer line 20 to peg graft in drive groove 19, the lower extreme fixedly connected with of transfer line 20 and driven triangle piece 18 assorted initiative triangle piece 21, control groove 22 has been seted up to the upper end of drive groove 19, transfer line 20 is located the one end fixedly connected with transmission triangle piece 23 of control groove 22, the lateral wall of control groove 22 is seted up and is pressed the hole 24, it has depression bar 25 to peg graft in the hole 24, depression bar 25 is located the one end fixedly connected with of control groove 22 and transmission triangle piece 23 assorted control triangle piece 44, can make things convenient for detection device to change different ability's probe, the application range of detection device has been improved, and the facilitate promotion.

Two covers of the lateral wall symmetry fixedly connected with of installation piece 7 establish guard ring 26 outside depression bar 25, and guard ring 26's lateral wall articulates through the hinge has protection casing 27, and protection casing 27 and guard ring 26 lateral wall in one side in opposite directions have all seted up standing groove 28, and fixedly connected with magnetite 29 that magnetism is opposite in two standing grooves 28 can avoid depression bar 25 to be bumped by the mistake.

The lateral walls of the two sides of the transmission groove 19 are both provided with sliding grooves 30, the rod wall of the transmission rod 20 is symmetrically and fixedly connected with two sliding plates 31 matched with the sliding grooves 30, and the transmission rod 20 is prevented from rotating through the mutual matching of the sliding grooves 30 and the sliding plates 31.

The equal fixedly connected with fixed frame 32 of lateral wall of insulating protective sheath 2 both sides, it has link plate 33 to peg graft in the fixed frame 32, the lower extreme fixedly connected with safety cover 45 of link plate 33, screens groove 34 has been seted up to the lateral wall of fixed frame 32, it has screens board 35 to peg graft in the screens groove 34, trompil 36 has been seted up to the lateral wall of screens groove 34, it has pull rod 37 to peg graft in the trompil 36, the left end of pull rod 37 and the lateral wall fixed connection of screens board 35, the right-hand member fixedly connected with arm-tie 38 of pull rod 37, the same root cover of lateral wall fixedly connected with between arm-tie 38 and the fixed frame 32 is established at the spring 39 outside the pull rod 37, the spacing tooth of lateral wall fixedly connected with 40 of screens board 35, the lateral wall fixedly connected with of link plate 33 is a plurality of.

The pull plate 38 has a pull ring 42 fixedly connected to a side wall thereof for facilitating pulling the pull plate 38.

The external fixed cover of external connection 8 is equipped with protective sheath 43, can avoid external connection 8 to be scratched by external sharp-pointed object.

The upper end of the connecting column 9 and one end of the limiting pin 12 close to the connecting column 9 are mutually matched inclined planes, so that the connecting column 9 can be directly inserted into the connecting groove 10 conveniently.

Magnet 3's material is the strong magnetic material of neodymium iron boron, and radius 7.5mm, thickness 5mm, middle round hole radius 2.5mm, insulating protective sheath 2's material is silicon rubber, radius 10mm, and length 50 mm.

In the utility model, when in detection, the probe is held to be close to the busbar, the probe can be automatically adsorbed on the busbar and is electrically connected with the detection point through the magnet, thereby solving the problem that the crocodile clip can not acquire voltage signals under the detection environment and can be adsorbed on the busbar for safety and stability, and avoiding the possibility of voltage short circuit caused by the flicking of the crocodile clip due to mechanical vibration or other reasons; when more smooth probe of needs, open protection casing 27 and press depression bar 25, depression bar 25 drives transfer line 20 downstream through mutually supporting of control triangle piece 44 and transmission triangle piece 23, transfer line 20 drives spacer pin 12 through mutually supporting of initiative triangle piece 21 and driven triangle piece 18 and removes suitable position to the direction of keeping away from spliced pole 9, make spacer pin 12 break away from draw-in groove 13, can separate probe and external connection 8, it can install new probe to aim at connecting groove 10 and insert spliced pole 9, the device can make things convenient for detection device to change the probe of different performance, the application range of detection device is improved, and the promotion is facilitated.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a probe is inhaled to magnetism for power quality detects, includes wire (1), insulating protective sheath (2), magnet (3), screw (4) and bolt (5), its characterized in that, insulating protective sheath (2) are fixed cup joints the lateral wall at magnet (3), the inner wall fixedly connected with screw (4) of connecting hole and connecting hole are seted up to the last lateral wall center department of magnet (3), the last lateral wall of magnet (3) has bolt (5) through screw (4) threaded connection, bolt (5) are located inside insulating protective sheath (2), wire (1) fixed connection is at the last lateral wall of bolt (5), the last lateral wall of insulating protective sheath (2) is run through to the one end that bolt (5) were kept away from in wire (1).

2. The magnetic suction probe for detecting the quality of electric energy as claimed in claim 1, characterized in that the upper side wall of the insulating protective sleeve (2) is fixedly connected with a connecting ring (6), the upper end of the wire (1) is positioned in the connecting ring (6), the upper side wall of the connecting ring (6) is provided with an installation block (7), the inside of the installation block (7) is provided with an external wire (8), the upper side wall of the connecting ring (6) is symmetrically and fixedly connected with two connecting columns (9), the lower side wall of the installation block (7) is symmetrically provided with two connecting grooves (10) matched with the connecting columns (9), the side wall of each connecting groove (10) is provided with a limiting groove (11), a limiting pin (12) is inserted in each limiting groove (11), the rod wall of each connecting column (9) is provided with a clamping groove (13) matched with the limiting pin (12), the spring groove (14) is formed in one end, far away from the connecting groove (10), of the limiting groove (11), the spring plate (15) is fixedly connected to one end, located in the spring groove (14), of the limiting pin (12), a plurality of elastic telescopic rods (16) are fixedly connected to the side wall between the spring plate (15) and the spring groove (14), a sliding groove (17) is formed in the side wall of the limiting groove (11), a driven triangular block (18) is fixedly connected to the rod wall of the limiting pin (12), a transmission groove (19) is formed in the upper side wall of the sliding groove (17), a transmission rod (20) is inserted in the transmission groove (19), a driving triangular block (21) matched with the driven triangular block (18) is fixedly connected to the lower end of the transmission rod (20), a control groove (22) is formed in the upper end of the transmission groove (19), and a transmission triangular block (23) is fixedly connected to one end, located in the control groove (22), of, the side wall of the control groove (22) is provided with a pressure hole (24), a pressure rod (25) is inserted in the pressure hole (24), and one end of the pressure rod (25) positioned in the control groove (22) is fixedly connected with a control triangular block (44) matched with the transmission triangular block (23).

3. The magnetic suction probe for detecting the quality of electric energy according to claim 2, characterized in that two protective rings (26) sleeved outside the pressure rod (25) are symmetrically and fixedly connected to the side wall of the mounting block (7), the side wall of each protective ring (26) is hinged to a protective cover (27) through a hinge, both the side walls of the protective cover (27) and the protective ring (26) on the opposite sides are provided with placing grooves (28), and magnets (29) with opposite magnetism are fixedly connected in the two placing grooves (28).

4. The magnetic suction probe for detecting the quality of electric energy according to claim 2, wherein the side walls of the two sides of the transmission groove (19) are both provided with sliding grooves (30), and the rod wall of the transmission rod (20) is symmetrically and fixedly connected with two sliding plates (31) matched with the sliding grooves (30).

5. The magnetic suction probe for detecting the quality of electric energy according to claim 1, characterized in that the side walls of both sides of the insulating protective sleeve (2) are fixedly connected with a fixed frame (32), a ring plate (33) is inserted in the fixed frame (32), the lower end of the ring plate (33) is fixedly connected with a protective cover (45), the side wall of the fixed frame (32) is provided with a clamping groove (34), a clamping plate (35) is inserted in the clamping groove (34), the side wall of the clamping groove (34) is provided with a pull hole (36), a pull rod (37) is inserted in the pull hole (36), the left end of the pull rod (37) is fixedly connected with the side wall of the clamping plate (35), the right end of the pull rod (37) is fixedly connected with a pull plate (38), the side wall between the pull plate (38) and the fixed frame (32) is fixedly connected with a spring (39) sleeved outside the pull rod (37), the lateral wall fixedly connected with spacing tooth (40) of screens board (35), the lateral wall fixedly connected with of crown plate (33) a plurality of with spacing tooth (40) assorted ring gear (41).

6. The magnetic probe for detecting the quality of the electric energy according to claim 5, characterized in that a pull ring (42) is fixedly connected to the side wall of the pull plate (38).

7. The magnetic suction probe for detecting the quality of electric energy as claimed in claim 2, wherein the external fixed sleeve of the external connection wire (8) is provided with a protective sleeve (43).

8. The magnetic suction probe for detecting the quality of electric energy as claimed in claim 2, wherein the upper end of the connecting column (9) and the end of the limiting pin (12) close to the connecting column (9) are mutually matched inclined surfaces.

9. The magnetic suction probe for detecting the quality of electric energy as claimed in claim 1, wherein the magnet (3) is made of a neodymium iron boron strong magnetic material with a radius of 7.5mm and a thickness of 5mm, and the middle circular hole has a radius of 2.5mm, and the insulating protective sleeve (2) is made of silicon rubber with a radius of 10mm and a length of 50 mm.