CN219143015U - Local discharge on-line monitoring appearance - Google Patents

Abstract

The utility model provides a partial discharge on-line monitor, which relates to the technical field of discharge detection equipment and comprises a monitor main body and a detection probe, wherein a spring wire is arranged on the top surface of the monitor main body, a flexible wire is arranged at the end part of the spring wire, the detection probe is arranged at the end part of the flexible wire, a probe recovery groove is formed in the bottom surface of the monitor main body, a thread recovery groove is formed in the circumference of the surface of the monitor main body, a linear guide groove is formed in the back surface of the monitor main body, the bottom end of the linear guide groove penetrates through the end part of the thread recovery groove, a movable damping seat is movably embedded in the back surface of the monitor main body, an elastic belt is arranged on the surface of the movable damping seat, the linear guide groove is arranged on the surface of the monitor main body and is matched with the thread recovery groove to wind and store the wire connected with the detection probe, so that the circuit is prevented from being scattered, and meanwhile, the detection probe, the spring wire and the flexible wire can be reasonably stored when not used, and the detection probe is prevented from being scattered.

Description

Local discharge on-line monitoring appearance

Technical Field

The utility model relates to the technical field of discharge detection equipment, in particular to a partial discharge on-line monitor.

Background

Partial discharge is one of important data reflecting the insulation performance of key equipment of a power distribution station, comprises symptoms and expression forms of equipment insulation degradation, can reflect the internal operation working condition and insulation state of electrical equipment in advance, timely discovers potential safety hazards or defects possibly existing in the internal insulation of the equipment, is convenient for workers to take targeted treatment measures, and prevents occurrence of latent and sudden severe accidents, so that partial discharge monitoring is widely used as an important means of insulation diagnosis.

The monitor for partial discharge in the prior art has the following technical problems when in use:

1. when the wire and the detection end of the handheld outdoor partial discharge monitor are not used, most of the wire and the detection end are directly exposed outside, the wire is easy to stack, and the detection end is easy to damage due to external collision, so that the handheld outdoor partial discharge monitor is not beneficial to actual storage and use;

2. the hand-held partial discharge monitor needs the user to use with both hands, leads to portability not high, and the angle is fixed when the monitor that the tradition was worn formula and set up is worn, is unfavorable for monitoring the observation of result.

Disclosure of Invention

The utility model aims to solve the defects of difficult carrying and low storage of a monitor in the prior art, and provides a partial discharge on-line monitor.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a partial discharge on-line monitoring appearance, includes monitor main part and detection probe, monitor main part top surface is equipped with the spring wire, the spring wire tip is equipped with flexible wire, flexible wire tip is equipped with detection probe, the probe recovery tank has been seted up to monitor main part bottom surface, monitor main part surface circumference is equipped with the screw thread recovery tank, the straight line guide way has been seted up at the monitor main part back, and straight line guide way bottom runs through with screw thread recovery tank tip, monitor main part back activity embedding is equipped with movable damping seat, movable damping seat surface is equipped with the elastic webbing.

Preferably, the monitor main body front is provided with a display screen near the top end, the monitor main body front is provided with a control button near the bottom surface, and the control button is electrically connected with the detection probe and the display screen.

Preferably, the bottom end of the detection probe is embedded with an I-shaped insulating sleeve, the bottom end of the I-shaped insulating sleeve is connected with the bottom end of the flexible wire in a penetrating way, and the contact position between the top end of the I-shaped insulating sleeve and the probe recovery groove is sealed.

Preferably, the inner wall of the probe recovery tank is in clearance fit with the surface of the detection probe, and the inner wall of the probe recovery tank is coated with an insulating coating.

Preferably, the external surface of the monitor main body is insulated, the external edge of the monitor main body is rounded, and the joint of the external edge of the monitor main body is sealed.

Preferably, the inner wall of the linear guide groove and the inner wall of the thread recovery groove are coated with silica gel coatings, and the distribution profile of the thread recovery groove is the same as the surface profile of the main body of the monitor.

Preferably, the inner circuits of the spring wire and the flexible wire are penetrated, and the outer parts of the spring wire and the flexible wire are sealed by an insulating layer.

Advantageous effects

According to the utility model, the linear guide groove is arranged on the surface of the monitor main body and matched with the thread recovery groove to wind and store the wires connected with the detection probes, so that the wires are prevented from being scattered, and meanwhile, the detection probes can be stored through the probe recovery groove arranged at the bottom of the monitor main body, so that the detection probes, the spring wires and the flexible wires can be reasonably stored when not used, and the scattering is prevented.

According to the utility model, the movable damping seat with the elastic belt is movably embedded in the back of the monitor main body, so that the whole monitor main body can be worn at the arm position through the elastic belt, and the angle position of the monitor main body is adjusted through the rotation of the movable damping seat, so that the flexibility is high, the detection result is easy to observe, the outdoor carrying and the use are convenient, and the portability is high.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a front view of the present utility model;

FIG. 3 is a rear view of the present utility model;

fig. 4 is a bottom perspective view of the present utility model.

Legend description:

1. a monitor main body; 2. a display screen; 3. a control button; 4. a spring wire; 5. a flexible wire; 6. detecting a probe; 7. a thread recovery groove; 8. a probe recovery tank; 9. a linear guide groove; 10. an I-shaped insulating sleeve; 11. a movable damping seat; 12. an elastic band.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model.

Specific embodiments of the present utility model are described below with reference to the accompanying drawings.

First embodiment:

referring to fig. 1-4, a partial discharge on-line monitor, including monitor main part 1 and detection probe 6, monitor main part 1 top surface is equipped with spring wire 4, spring wire 4 tip is equipped with flexible wire 5, flexible wire 5 tip is equipped with detection probe 6, whole monitor main part 1 establishes the connection through spring wire 4 and flexible wire 5 and detection probe 6 at top, detection probe 6 tip detects outside partial discharge's result along flexible wire 5 and spring wire 4 transmission data to monitor main part 1, because monitor main part 1 front is close to top department and is equipped with display screen 2, monitor main part 1 front is close to bottom surface department and is equipped with control button 3, control button 3 and detection probe 6 and the equal electric connection of display screen 2, therefore, the detection data of detection probe 6 that monitor main part 1 received is shown through display screen 2 on the surface, thereby accomplish the on-line monitoring work of hand-held type external partial discharge position, for the large-scale on-line monitor that uses in the indoor, hand-held monitor main part 1 is more applicable to outdoor carrying use, along with taking with it is small, portable.

The monitor main part 1 is when outdoor use, because monitor main part 1 back activity embedding is equipped with activity damping seat 11, activity damping seat 11 surface is equipped with elastic webbing 12, therefore when outdoor operation personnel use, can pass the elastic webbing 12 at monitor main part 1 back and fix on the arm surface, flexible regulation when wearing can be carried out to the elastic webbing 12 of setting, and the elasticity of resilience can increase the stability with the user wearing position, whole elastic webbing 12 is annular structure, need not to open and bind, for traditional bandage or magic glues the fixed mode of form, the autonomous operability of elastic webbing 12 is stronger, need not other people's help, can wear fast and use, the user is through taking out the measuring work that carries out outside partial discharge with detecting probe 6 after wearing the completion, wear the user only need at this moment a hand of equipment can, space on the liberation, the outdoor measurement of being convenient for uses, the activity damping seat 11 at the back of user's accessible monitor main part 1, rotate monitor main part 1, thereby carry out monitor main part 1 and be convenient for detect the angle regulation of result in user's arm position, the observation of measuring result, can not receive the effect of the measuring instrument under the influence of the steady main part 1 is kept to the effect of the influence of the friction of the monitoring main part, can not take place under the effect of the fact.

When the detection probe 6 is not used, as the probe recovery groove 8 is formed in the bottom surface of the monitor main body 1, the thread recovery groove 7 is formed in the circumference of the surface of the monitor main body 1, the linear guide groove 9 is formed in the back surface of the monitor main body 1, and the bottom end of the linear guide groove 9 is penetrated with the end part of the thread recovery groove 7, so that the detection probe 6, the spring wire 4 and the flexible wire 5 can be recovered on the surface of the monitor main body 1 when not used, the flexible wires 5 are firstly embedded in the distribution positions of the linear guide groove 9 and the thread recovery groove 7 one by one, the flexible wire 5 can be wound on the surface of the monitor main body 1, then the detection probe 6 is inserted into the probe recovery groove 8 at the bottom of the monitor main body 1, and the bottom end of the detection probe 6 is embedded with the I-shaped insulation sleeve 10, the bottom end of the I-shaped insulation sleeve 10 is penetrated and connected with the bottom end of the flexible wire 5, and the contact position of the top end of the I-shaped insulation sleeve 10 and the probe recovery groove 8 is sealed, so that the detection probe 6 is required to be partially inserted into the probe recovery groove 8 when the probe recovery groove 8 is not used, the detection probe 6 is sealed, the end part of the I-shaped insulation sleeve 10 is required, and the external water vapor is prevented from entering the detection probe 6, and the flexible wire 5 is recovered.

Other limit structure in the whole device is probe recovery tank 8 inner wall and detection probe 6 surface clearance fit, probe recovery tank 8 inner wall coating is equipped with insulating coating, prevent that detection probe 6 from retrieving repeatedly and when extracting, probe recovery tank 8 inner wall produces the damage to detection probe 6 surface, monitor main part 1 external surface all adopts insulating treatment, monitor main part 1 external edge department all adopts the fillet to handle, and monitor main part 1 external edge seam crossing all adopts sealing treatment, be convenient for outdoor handheld use, straight line guide tank 9 inner wall and thread recovery tank 7 inner wall all coating are equipped with silica gel coating, thread recovery tank 7 distribution profile is the same with monitor main part 1 surface profile, make monitor main part 1 surface as much as possible accomodate flexible wire 5, spring wire 4 and flexible wire 5 internal circuit all run through, spring wire 4 and flexible wire 5 outside all adopt insulating layer sealing treatment, increase flexible wire 5's length and scalability through spring wire 4, be convenient for outdoor use to long-range detection.

Specific embodiment II:

referring to fig. 1 to 4, in order to increase the wearing stability of the elastic band 12, a silica gel strip may be provided on the inner wall surface of the elastic band 12 to prevent slipping, so that the friction between the elastic band 12 and the wearing position of the user is greater when the user wears the elastic band, preventing the monitor body 1 from falling off when the user moves widely outdoors, and increasing the stability of fixation.

Third embodiment:

referring to fig. 1 to 4, the detection principle of the whole monitor main body 1 is that the partial discharge test principle is a high-frequency pulse current measurement method, namely an ERA method, and a circuit connection structure and a signal transmission mode between the detection probe 6 and the monitor main body 1 can be set according to actual use conditions.

To sum up:

1. adopt monitor main part 1 surface to set up straight line guide way 9 and cooperate screw thread recovery groove 7 to twine the wire of connecting detection probe 6 and accomodate, prevent that the circuit is scattered, can accomodate detection probe 6 through the built-in probe recovery groove 8 in monitor main part 1 bottom simultaneously, make detection probe 6, spring wire 4 and flexible wire 5 can rationally accomodate when not using, prevent scattered.

2. The movable damping seat 11 with the elastic belt 12 is movably embedded in the back of the monitor main body 1, so that the whole monitor main body 1 can be worn at the arm position through the elastic belt 12, and the angle position of the monitor main body 1 can be adjusted through the rotation of the movable damping seat 11, so that the flexibility is high, the detection result can be easily observed, the outdoor carrying and the use are convenient, and the portability is high.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a partial discharge on-line monitoring appearance, includes monitor main part (1) and detection probe (6), its characterized in that: the utility model discloses a monitor main part, including monitor main part (1), spring wire (4) tip is equipped with flexible wire (5), flexible wire (5) tip is equipped with detection probe (6), probe recovery groove (8) have been seted up to monitor main part (1) bottom surface, monitor main part (1) surface circumference is equipped with screw thread recovery groove (7), straight line guide way (9) have been seted up at monitor main part (1) back, and straight line guide way (9) bottom runs through with screw thread recovery groove (7) tip, monitor main part (1) back activity embedding is equipped with movable damping seat (11), movable damping seat (11) surface is equipped with elastic webbing (12).

2. The partial discharge on-line monitor according to claim 1, wherein: the monitoring instrument is characterized in that a display screen (2) is arranged at the front side of the monitoring instrument body (1) close to the top end, a control button (3) is arranged at the front side of the monitoring instrument body (1) close to the bottom surface, and the control button (3) is electrically connected with a detection probe (6) and the display screen (2).

3. The partial discharge on-line monitor according to claim 1, wherein: the detection probe is characterized in that an I-shaped insulating sleeve (10) is embedded into the bottom end of the detection probe (6), the bottom end of the I-shaped insulating sleeve (10) is connected with the bottom end of the flexible wire (5) in a penetrating manner, and the contact position between the top end of the I-shaped insulating sleeve (10) and the probe recovery groove (8) is subjected to sealing treatment.

4. The partial discharge on-line monitor according to claim 1, wherein: the inner wall of the probe recovery groove (8) is in clearance fit with the surface of the detection probe (6), and an insulating coating is coated on the inner wall of the probe recovery groove (8).

5. The partial discharge on-line monitor according to claim 1, wherein: the external surface of the monitor main body (1) is subjected to insulation treatment, the external edge of the monitor main body (1) is subjected to round corner treatment, and the joint of the external edge of the monitor main body (1) is subjected to sealing treatment.

6. The partial discharge on-line monitor according to claim 1, wherein: the inner wall of the linear guide groove (9) and the inner wall of the thread recovery groove (7) are coated with silica gel coatings, and the distribution profile of the thread recovery groove (7) is identical to the surface profile of the monitor main body (1).

7. The partial discharge on-line monitor according to claim 1, wherein: the spring wire (4) and the flexible wire (5) are internally provided with lines which penetrate through, and the spring wire (4) and the flexible wire (5) are externally provided with insulating layers for sealing treatment.

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