CN218213193U - Power network harmonic detection device - Google Patents
Power network harmonic detection device Download PDFInfo
- Publication number
- CN218213193U CN218213193U CN202222220675.XU CN202222220675U CN218213193U CN 218213193 U CN218213193 U CN 218213193U CN 202222220675 U CN202222220675 U CN 202222220675U CN 218213193 U CN218213193 U CN 218213193U
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- China
- Prior art keywords
- casing
- power network
- display screen
- harmonic detection
- pencil
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 27
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 5
- 229910052744 lithium Inorganic materials 0.000 claims description 5
- 239000000428 dust Substances 0.000 abstract description 3
- 230000001568 sexual effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model discloses a power network harmonic detection device, which comprises a housin, the casing on be equipped with the display screen, the casing on be equipped with function button and work pilot lamp in the below of display screen, the top of casing be equipped with a plurality of connection ports, the casing on slide and be equipped with connection pencil mount, connection pencil mount on articulated have an apron. The utility model has the advantages that: set up the connecting wire harness mount through sliding on the casing, make it carry out the centre gripping to inserting the pencil that connects port when using, can make the pencil that is close to connect port keep the straight line, avoid drawing the life who influences connect port to one side, adjust convenient to use, compact structure, casing both sides indent sets up, be convenient for grip, be provided with the apron, can protect connect port when not using, prevent that the dust from getting into the influence and using, increase of service life, be provided with casing supporting mechanism, make it be convenient for place, the sexual valence relative altitude.
Description
Technical Field
The utility model relates to a power equipment technical field specifically indicates a power network harmonic detection device.
Background
The electric energy generated by the motor is a relatively regular 50Hz frequency, but if nonlinear equipment is in the power grid, the equipment works, and harmonic waves are generated. For example, a single-phase rectifier can "integrate" 50Hz fundamental wave into a signal with 100Hz, 150Hz, 200Hz, 8230, etc., and harmonic waves appear. Harmonic is an energy pollution in an electric power system, can cause the heating of a motor to generate faults, power protection misoperation, interference on computer communication equipment and the like, and has great harm. Consequently can all use the electric power harmonic measuring apparatu to detect when conventional electric power overhauls, but current electric power harmonic measuring apparatu needs both hands to grip usually, and the volume is great, uses inconveniently, and connection port department does not set up pencil fixture and dustproof mechanism, and it can not carry out the centre gripping to the pencil and can influence connection port's life dustproof, increases and maintains the frequency, improves use cost.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is above the technical problem, a power network harmonic detection device compact structure, convenient to use, price/performance ratio are high is provided.
In order to solve the technical problem, the utility model provides a technical scheme does: the utility model provides a power network harmonic detection device, includes the casing, the casing on be equipped with the display screen, the casing on be equipped with function button and work pilot lamp in the below of display screen, the top of casing be equipped with a plurality of connection ports, the casing on the slip be equipped with connection pencil mount, connection pencil mount on articulated have an apron, the apron on with be equipped with the recess in the middle of one side of display screen homonymy, connection pencil mount in be equipped with a plurality of independent cavitys, independent cavity in be equipped with pencil clamping mechanism on relative both sides inner wall respectively, the casing on with be equipped with casing supporting mechanism on the relative side in display screen one side, the bottom of casing be equipped with the battery cover, the casing in be equipped with the battery above the battery cover and hold the chamber and deposit chargeable lithium cell.
As an improvement, the display screen is a touch screen, and the operation is convenient.
As an improvement, the adjacent two side surfaces of one side of the shell, which is provided with the display screen, are respectively provided with a sliding chute with a T-shaped section, and the shell is internally provided with threaded connecting holes respectively close to the upper end and the lower end in the sliding chute.
As an improvement, the connecting wire harness fixing frame is provided with sliding blocks matched with the sliding grooves respectively close to two sides, the sliding blocks are provided with tightening studs penetrating through the sliding blocks near to the bottom, the tightening studs are in threaded connection with the threaded connection holes, and the connecting wire harness fixing frame is easy to adjust and fix, stable in structure and convenient to use.
As an improvement, the two sides of the shell are concavely arranged, and the surface of the concave part is provided with an anti-slip pad, so that the shell is convenient to hold, is stable to hold and is prevented from sliding.
As the improvement, pencil latch mechanism include cylindric fixing base, fixing base cavity set up, and be equipped with logical groove on its lateral wall, the fixing base in slide and be equipped with the centre gripping post, the centre gripping post on be equipped with the stopper that runs through logical groove and set up, the centre gripping post on keep away from a side end portion that is equipped with the stopper and be equipped with the arc grip block, the fixing base in keep away from at the centre gripping post and be equipped with the spring on one side of being equipped with the grip block, can carry out the centre gripping to the pencil of unidimension not, accommodation is wide, can satisfy different user demands.
As an improvement, the shell supporting mechanism comprises a fixed rod arranged on the shell, a supporting plate is arranged on the fixed rod in a rotating mode, a limiting rope is arranged between the bottom of the supporting plate and the shell, a device can be placed conveniently, and the supporting is stable.
As the improvement, the bottom of apron and connection pencil mount all be equipped with sealed the pad, have better sealed, dustproof effect, extension device life.
Compared with the prior art, the utility model the advantage lie in: set up the connecting wire harness mount through sliding on the casing, make it carry out the centre gripping to inserting the pencil of connection port when using, can make the pencil that is close to connection port keep the straight line, avoid drawing the life who influences connection port to one side, adjust convenient to use, compact structure, casing both sides indent sets up, be convenient for grip, be provided with the apron, can protect connection port when not using, prevent that the dust from getting into the influence and using, prolonged service life, be provided with casing supporting mechanism, make it be convenient for place, the sexual valence relative altitude.
Drawings
Fig. 1 is a schematic structural diagram of the power network harmonic detection device of the present invention.
Fig. 2 is a schematic structural diagram of the housing of the power network harmonic detection device of the present invention.
Fig. 3 is a rear view of the utility model discloses a power network harmonic detection device.
Fig. 4 is a bottom view of the utility model discloses a power network harmonic detection device.
Fig. 5 is the utility model relates to a power network harmonic detection device connects structure schematic diagram of pencil mount.
Fig. 6 is the utility model relates to a top view of power network harmonic detection device connecting harness mount.
Fig. 7 is an enlarged schematic view of the power network harmonic detection apparatus a of the present invention.
Fig. 8 is a schematic view of the power network harmonic detection device of the present invention.
As shown in the figure: 1. a housing; 2. a display screen; 3. function keys; 4. a non-slip mat; 5. a connection port; 6. a chute; 7. a threaded connection hole; 8. connecting the wire harness fixing frame; 9. a cover plate; 10. a groove; 11. screwing the stud; 12. a slider; 13. a fixing rod; 14. a support plate; 15. a battery cover; 16. an independent cavity; 17. a fixed seat; 18. a spring; 19. a through groove; 20. a clamping post; 21. a limiting block; 22. a clamping plate; 23. a limiting rope; 24. and a working indicator light.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
With reference to fig. 1-4, a power network harmonic detection device includes a housing 1, the housing 1 is provided with a display screen 2, the display screen 2 is a touch screen, the housing 1 is provided with a function key 3 and a work indicator lamp 24 below the display screen 2, the top end of the housing 1 is provided with a plurality of connection ports 5, the housing 1 is slidably provided with a connection harness fixing frame 8, the connection harness fixing frame 8 is hinged with a cover plate 9, the cover plate 9 is provided with a groove 10 in the middle of one side at the same side as the display screen 2, the connection harness fixing frame 8 is provided with a plurality of independent cavities 16, the independent cavities 16 are respectively provided with a harness clamping mechanism on the inner walls at two opposite sides, the housing 1 is provided with a housing supporting mechanism on the side opposite to the side provided with the display screen 2, the bottom end of the housing 1 is provided with a battery cover 15, the housing 1 is provided with a lithium battery accommodating cavity above the battery cover 15, the housing 1 is provided with slide ways 6 with T-shaped cross sections on two adjacent sides of the display screen 2, the housing 1 is provided with slide grooves 7 in which screw threads are respectively arranged, and the slide pads are respectively arranged at two ends of the slide pads connected to the wiring harness fixing frame 8, and the slide pads are respectively arranged at two sides of the recessed pads connected to the housing 1.
With reference to fig. 5 to 6, the connecting harness fixing frame 8 is provided with sliding blocks 12 respectively arranged at two sides thereof and matched with the sliding grooves 6, the sliding blocks 12 are provided with tightening studs 11 arranged at the bottoms thereof and penetrating through the sliding blocks 12, and the tightening studs 11 are in threaded connection with the threaded connecting holes 7.
Combine fig. 7, pencil latch mechanism include cylindric fixing base 17, fixing base 17 cavity set up, and be equipped with logical groove 19 on its lateral wall, fixing base 17 in slide and be equipped with centre gripping post 20, centre gripping post 20 on be equipped with and run through stopper 21 that logical groove 19 set up, centre gripping post 20 on keep away from a side tip that is equipped with stopper 21 and be equipped with arc grip block 22, fixing base 17 in keep away from at centre gripping post 20 and be equipped with spring 18 on one side of grip block 22.
Referring to fig. 8, the housing supporting mechanism includes a fixing rod 13 disposed on the housing 1, a supporting plate 14 is rotatably disposed on the fixing rod 13, and a limiting rope 23 is disposed between the bottom of the supporting plate 14 and the housing 1.
The utility model discloses a theory of operation: when the device is used, the shell is held through the inward concave part, the tightening screw studs are firstly unscrewed to be screwed out of the threaded connecting holes, the sliding block is moved upwards to be screwed into the threaded connecting holes above the tightening screw studs, the connecting wire harness fixing frame is fixed, the cover plate is opened, the detection wire harness joints penetrate through the independent cavities and then are respectively inserted into the connecting ports, the wire harnesses are arranged between the clamping plates to extrude the springs, the clamping plates clamp the wire harnesses under the action of the restoring force of the springs, the lithium battery supplies power to the device, harmonic detection is carried out through the function key opening device, the support plate can be used for obliquely supporting the device during detection, after detection is finished, the tightening screw studs can be unscrewed to enable the connecting wire harness fixing frame to move downwards to be clamped at the top end of the shell, the cover plate is covered, the sealing effect of the device is guaranteed through the sealing gaskets on the clamping surfaces, dust can be prevented from entering the connecting ports, and the lithium battery can be taken out for standby.
The present invention and its embodiments have been described above, but the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (8)
1. A power network harmonic detection device, includes casing (1), its characterized in that: casing (1) on be equipped with display screen (2), casing (1) on be equipped with function button (3) and work pilot lamp (24) in the below of display screen (2), the top of casing (1) be equipped with a plurality of connection ports (5), casing (1) on slide and be equipped with connection pencil mount (8), connection pencil mount (8) on articulated have apron (9), apron (9) on be equipped with recess (10) with one side centre of display screen (2) homonymy, connection pencil mount (8) in be equipped with a plurality of independent cavities (16), independent cavity (16) in be equipped with pencil clamping mechanism on relative both sides inner wall respectively, casing (1) on with be equipped with casing supporting mechanism on the relative side in display screen (2) one side, the bottom of casing (1) be equipped with battery cover (15), casing (1) in be equipped with the battery cover (15) top and deposit the lithium cell that holds the chamber.
2. A power network harmonic detection device according to claim 1, wherein: the display screen (2) is a touch screen.
3. A power network harmonic detection device according to claim 1, wherein: the display screen is characterized in that sliding grooves (6) with T-shaped sections are respectively formed in two adjacent side faces on one side of the shell (1) where the display screen (2) is arranged, and threaded connecting holes (7) are respectively formed in the shell (1) and close to the upper end and the lower end of the sliding groove (6).
4. A power network harmonic detection device according to claim 3 wherein: the connecting wire harness fixing frame (8) is provided with sliding blocks (12) which are matched with the sliding grooves (6) respectively and close to two sides, the sliding blocks (12) are provided with tightening studs (11) which penetrate through the sliding blocks (12) and close to the bottom, and the tightening studs (11) are in threaded connection with the threaded connecting holes (7).
5. A power network harmonic detection apparatus as claimed in claim 1, wherein: the two sides of the shell (1) are arranged in a concave manner, and anti-skid pads (4) are arranged on the surface of the concave portion.
6. A power network harmonic detection device according to claim 1, wherein: pencil latch mechanism include cylindric fixing base (17), fixing base (17) cavity set up, and be equipped with logical groove (19) on its lateral wall, fixing base (17) in slide and be equipped with centre gripping post (20), centre gripping post (20) on be equipped with stopper (21) that run through logical groove (19) and set up, centre gripping post (20) on keep away from a side tip that is equipped with stopper (21) and be equipped with arc grip block (22), fixing base (17) in keep away from in centre gripping post (20) and be equipped with spring (18) on one side of grip block (22).
7. A power network harmonic detection apparatus as claimed in claim 1, wherein: the shell supporting mechanism comprises a fixing rod (13) arranged on the shell (1), a supporting plate (14) is arranged on the fixing rod (13) in a rotating mode, and a limiting rope (23) is arranged between the bottom of the supporting plate (14) and the shell (1).
8. A power network harmonic detection apparatus as claimed in claim 1, wherein: the bottom of apron (9) and connection pencil mount (8) all be equipped with sealed the pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222220675.XU CN218213193U (en) | 2022-08-23 | 2022-08-23 | Power network harmonic detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222220675.XU CN218213193U (en) | 2022-08-23 | 2022-08-23 | Power network harmonic detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218213193U true CN218213193U (en) | 2023-01-03 |
Family
ID=84657299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222220675.XU Expired - Fee Related CN218213193U (en) | 2022-08-23 | 2022-08-23 | Power network harmonic detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218213193U (en) |
-
2022
- 2022-08-23 CN CN202222220675.XU patent/CN218213193U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20230103 |