CN212965060U

CN212965060U - Novel harmonic test of switch device

Info

Publication number: CN212965060U
Application number: CN202021669329.4U
Authority: CN
Inventors: 李泽
Original assignee: Shenzhen Samzhe Jiye Technology Co ltd
Current assignee: Shenzhen Samzhe Jiye Technology Co ltd
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2021-04-13
Anticipated expiration: 2030-08-12

Abstract

The utility model discloses a novel harmonic test of switch device, including input port, shell, display screen, controller button, survey test panel, input switch, signal amplifier, output switch, output port and protection machanism, the utility model discloses a set up protection machanism in the shell outside, through pulling on the handle drives the U template removal and contact the inboard rear end face of guide rail, the thru hole link up the linking hole and cooperate heat radiation fins to ventilate and dispel the heat this moment, has improved the effect of endothermic heat conduction through the heat dissipation copper sheet simultaneously to the accessible promotes the push rod and drives slider and fixture block inward movement, after the fixture block removal breaks away from the draw-in groove inboard, can upwards stimulate the shell and break away from survey test panel top, then maintain the part of damage, reached the protection of dispelling the heat of fast and stable to and be convenient for the beneficial effect of maintenance.

Description

Novel harmonic test of switch device

Technical Field

The utility model relates to a testing arrangement field of being correlated with specifically is a novel harmonic test of switch device.

Background

Harmonic waves are a pattern in which a waveform frequency is an integral multiple of a fundamental waveform frequency, and a composite wave of the fundamental wave and the harmonic waves is called a distorted wave, and generally, an ideal alternating-current power supply should be a pure sinusoidal waveform, but since most of the loads in the real world are nonlinear, the power supply waveform is distorted, and if the voltage frequency is 60Hz, the distorted voltage waveform can be decomposed into a combination of frequency components such as 120Hz, 180Hz, and 300Hz, in addition to the fundamental frequency of 60Hz, after fourier transform analysis, and the frequency-multiplied component is called harmonic waves.

When the harmonic is testing through testing arrangement, because its working process produces great heat, testing arrangement lacks effectual heat radiation structure simultaneously, makes testing arrangement inside generate heat and influence normal test work easily, and testing arrangement is when the damage appears in inside simultaneously, is difficult to maintain fast, brings inconvenience for work.

Disclosure of Invention

Therefore, in order to solve the above-mentioned insufficiency, the utility model discloses herein provides a harmonic test device of novel switch.

The utility model discloses a realize like this, construct the harmonic testing arrangement of novel switch, the device includes input port and shell, input port sets up in shell rear end middle part, the embedding of the left lower extreme of shell rear end face has display screen and controller button, and upper portion is provided with surveys test panel in the shell inboard, the display screen is located controller button top, survey test panel top face and by back to front in proper order install input switch, signal amplifier and output switch, signal amplifier docks in input switch output and output switch input, the output switch is connected in the output port input, the output port sets up in shell front end middle part, protection mechanism sets up in the shell outside, protection mechanism includes U template, thru hole, handle, guide way, guide rail, linking hole, bottom plate, docking mechanism, The heat dissipation copper plate comprises heat dissipation fins, a support and a heat dissipation copper plate, wherein the inner side of a U-shaped plate is attached to the side surface of a shell, through holes penetrate through the bottoms of the left end face and the right end face of the U-shaped plate, a handle is installed in the middle of the top end face of the U-shaped plate, guide grooves are formed in the tops of the left end and the right end face of the U-shaped plate and are slidably installed on guide rails fastened on the left end face and the right end face of the shell, engagement holes are formed in the bottoms of the left end face and the right end face of the shell, a bottom plate is installed on the bottom end face of the shell through an abutting mechanism, the heat dissipation fins are installed on the top end face of the.

Preferably, the docking mechanism comprises a push rod, a sliding block, a sliding groove, a spring, a clamping block and a clamping groove, the push rod penetrates through the bottom of the left end face of the bottom plate and then is locked at the bottom of the left end face of the sliding block, the sliding block is slidably mounted at the inner side of the sliding groove formed in the left end of the top end face of the bottom plate, the sliding block is connected to the right end of the inner side of the sliding groove through the spring, the clamping block is arranged at the top of the left end of the sliding block, and the clamping block movably.

Preferably, the through holes and the engagement holes are the same in number and size, and the through holes and the engagement holes are distributed in a staggered manner.

Preferably, the handle is of a U-shaped structure, and a rubber sheet is arranged on the end face of the inner side of the handle.

Preferably, the radiating fins are distributed on the top end face of the bottom plate at equal intervals, and the length of the radiating fins corresponds to the length of the inner side of the shell.

Preferably, the guide rail is of an L-shaped structure, and the vertical distance from the rear end face of the inner side of the guide rail to the front end face of the U-shaped plate corresponds to the vertical distance between the through hole and the engagement hole.

Preferably, the two butt joint mechanisms are arranged at the top of the bottom plate, and the two butt joint mechanisms are respectively positioned in the middle of the left end and the right end of the top of the bottom plate.

Preferably, the fixture block is in a trapezoid shape gradually reduced from right to left, and the top of the left end face of the fixture block forms an included angle of 120 degrees with the top end face.

The utility model has the advantages of as follows: the utility model discloses an improve and provide a novel harmonic test of switch here device, compare with equipment of the same type, have following improvement:

the method has the advantages that: a novel harmonic test of switch device, the utility model discloses a set up protection mechanism in the shell outside, on the inboard rear end face of guide rail is contacted in the removal of drive U template through the pulling handle, the thru hole link up the linking hole and cooperate heat radiation fins to carry out ventilation cooling this moment, the effect of endothermic heat conduction has been improved through the heat dissipation copper sheet simultaneously, and the accessible promotes the push rod and drives slider and fixture block inward movement, after the fixture block removes and breaks away from the draw-in groove inboard, can upwards stimulate the shell and break away from and survey test panel top, then maintain the part of damage, the protection of dispelling the heat of fast and stable has been reached, and the beneficial effect of the maintenance of being convenient for.

The method has the advantages that: a novel harmonic test of switch device, the utility model discloses a guide rail is L column structure, and the perpendicular interval of guide rail inboard rear end face terminal surface to the preceding terminal surface of U template is corresponding to the perpendicular interval in thru hole and linkage hole, and the guide rail cooperation U template of being convenient for link up thru hole and linkage hole.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic top view of the housing of the present invention;

FIG. 3 is a schematic structural view of the protection mechanism of the present invention;

fig. 4 is a schematic structural view of the front cross section of the housing of the present invention;

fig. 5 is an enlarged schematic view of a structure in fig. 4 according to the present invention.

Wherein: the device comprises an input port-1, a shell-2, a display screen-3, a controller button-4, a test board-6, an input switcher-7, a signal amplifier-8, an output switcher-9, an output port-10, a protection mechanism-5, a U-shaped board-51, a through hole-52, a handle-53, a guide groove-54, a guide rail-55, an engagement hole-56, a bottom board-57, an engagement mechanism-58, a heat dissipation fin-59, a support-510, a heat dissipation copper board-511, a push rod-581, a slide block-582, a slide groove-583, a spring-584, a clamping block-585 and a clamping groove-586.

Detailed Description

The present invention will be described in detail with reference to the accompanying fig. 1-5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1 and fig. 2, the utility model provides a harmonic test device of a novel switch, including input port 1 and shell 2, input port 1 sets up in the middle part of shell 2 rear end, the embedding of the left lower extreme of shell 2 rear end face has display screen 3 and controller button 4, and upper portion is provided with in the 2 inboard of shell and surveys test panel 6, display screen 3 is located controller button 4 top, survey test panel 6 top face and install input switch 7 by back to the front in proper order, signal amplifier 8 and output switch 9, signal amplifier 8 is to connecting in input switch 7 output and output switch 9 input, output switch 9 is connected in output port 10 input, output port 10 sets up in the middle part of shell 2 front end.

Referring to fig. 3 and 4, the present invention provides a harmonic testing device of a novel switcher through improvement, wherein a protection mechanism 5 is disposed at the outer side of a housing 2, the protection mechanism 5 comprises a U-shaped plate 51, through holes 52, a handle 53, a guide groove 54, a guide rail 55, an engagement hole 56, a bottom plate 57, a docking mechanism 58, a heat dissipation fin 59, a bracket 510 and a heat dissipation copper plate 511, the inner side of the U-shaped plate 51 is attached to the side surface of the housing 2, the through holes 52 penetrate through the bottom of the left and right end surfaces of the U-shaped plate 51, the through holes 52 and the engagement holes 56 are in the same number, the through holes 52 and the engagement holes 56 are in staggered distribution, the handle 53 is mounted in the middle of the top end surface of the U-shaped plate 51, the handle 53 is in a U-shaped structure, and the inner end surface of the handle 53 is provided with a rubber sheet to prevent sliding in the process of pulling the handle 53, the guide groove 54 is, the guide rail 55 is of an L-shaped structure, the vertical distance from the rear end surface of the inner side of the guide rail 55 to the front end surface of the U-shaped plate 51 corresponds to the vertical distance between the through hole 52 and the connecting hole 56, the guide rail 55 is matched with the U-shaped plate 51 to connect the through hole 52 and the connecting hole 56, the connecting hole 56 is arranged at the bottom of the left end surface and the right end surface of the shell 2, the bottom plate 57 is arranged at the bottom end surface of the shell 2 through the butt joint mechanism 58, the butt joint mechanism 58 is arranged at the top of the bottom plate 57, the two butt joint mechanisms 58 are respectively arranged at the middle parts of the left end and the right end of the top of the bottom plate 57, so that the connection between the shell 2 and the bottom plate 57 is more stable, the heat dissipation fins 59 are arranged at the top end surface of the bottom plate 57, the heat dissipation fins 59 are tightly attached, the upper and lower end faces of the bracket 510 are respectively fastened to the bottom end face of the heat-dissipating copper plate 511 and the top end face of the bottom plate 57, and the heat-dissipating copper plate 511 is fastened to the bottom end face of the test board 6.

Please refer to fig. 5, the utility model provides a harmonic test device of a novel switch herein through the improvement, docking mechanism 58 includes push rod 581, slider 582, spout 583, spring 584, fixture block 585 and draw-in groove 586, push rod 581 passes and locks in slider 582 left end face bottom behind bottom plate 57 left end face bottom, slider 582 slidable mounting is inboard in spout 583 that bottom plate 57 top end face left end was seted up, and slider 582 passes through spring 584 and connects in the inboard right-hand member of spout 583, be convenient for make slider 582 reset fast, fixture block 585 sets up in slider 582 left end top, and the activity of fixture block 585 stretches into the draw-in groove 586 inboard that shell 2 inboard left end face bottoms were seted up inboard, fixture block 585 is the trapezoidal form of convergent from right to left, and fixture block 585 left end face top personally submits 120 contained angles with the top, be convenient for make 585 receive thrust and carry out the horizontal inwards removal.

The utility model provides a harmonic wave testing device of a novel switcher through improvement, and the working principle is as follows;

firstly, stably placing the whole device at a designated position, then connecting a harmonic generator to an input port 1, simultaneously connecting corresponding equipment to an output port, and connecting other detectors for detecting harmonic and other data to a preset connecting port on a shell 2;

secondly, the harmonic wave can be input to the input port 1, and the harmonic wave can pass through the input switcher 7, the signal amplifier 8 and the output switcher 9 to the output port 10, and during the harmonic wave transmission, the stability and other data of the harmonic wave transmission process can be displayed through the display screen 3;

thirdly, when the test board 6 needs to be cooled, the handle 53 can be pulled to drive the U-shaped board 51 to move forward to contact with the rear end face of the inner side of the guide rail 55, at the moment, the through hole 52 penetrates through the connecting hole 56 to be matched with the heat radiating fin 59 for ventilation and heat radiation, meanwhile, the heat absorption and heat conduction effects are improved through the heat radiating copper sheet 511, when parts at the top of the test board 6 are damaged, the push rod 581 can be pushed to drive the slider 582 to slide on the inner side of the sliding groove 583, meanwhile, the slider 582 drives the fixture block 585 to move inward, at the moment, the spring 584 is compressed by the pressure of the slider 582, after the fixture block 585 is moved to be separated from the inner side of the clamping groove 586, the shell 2 can be pulled upward.

The utility model provides a harmonic testing device of a novel switcher through improving, drive U template 51 through pulling handle 53 and move forward and contact on the inboard rear end face of guide rail 55, thru hole 52 link up the linkage hole 56 and cooperate heat radiation fins 59 to ventilate and dispel the heat, improve the effect of heat absorption and heat conduction through heat radiation copper sheet 511 simultaneously, and when the spare part at test panel 6 top appears damaging, can drive slider 582 and slide in spout 583 inboard through promoting push rod 581, slider 582 drives fixture block 585 and moves inwards simultaneously, spring 584 receives the pressure of slider 582 and compresses at this moment, after fixture block 585 moves and breaks away from the draw-in groove 586 inboard, can upwards pull shell 2 and break away from test panel 6 top, then maintain the part that damages, reached fast and stable heat dissipation protection, and the beneficial effect of being convenient for maintaining, through the L column structure of guide rail 55, and the vertical distance from the rear end surface of the inner side of the guide rail 55 to the front end surface of the U-shaped plate 51 corresponds to the vertical distance between the through hole 52 and the engagement hole 56, so that the guide rail 55 is matched with the U-shaped plate 51 to penetrate the through hole 52 and the engagement hole 56 conveniently.

The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A harmonic wave testing device of a novel switcher comprises an input port (1) and a shell (2), the input port (1) is arranged in the middle of the rear end of the shell (2), a display screen (3) and a controller button (4) are embedded in the left lower end of the rear end face of the shell (2), and the middle upper part of the inner side of the shell (2) is provided with a test board (6), the display screen (3) is positioned at the top of the controller button (4), the top end face of the test board (6) is sequentially provided with an input switcher (7), a signal amplifier (8) and an output switcher (9) from back to front, the signal amplifier (8) is connected to the output end of the input switcher (7) and the input end of the output switcher (9) in an abutting mode, the output switcher (9) is connected to the input end of the output port (10), and the output port (10) is arranged in the middle of the front end of the shell (2);

the method is characterized in that: the protective device is characterized by further comprising a protective mechanism (5), the protective mechanism (5) is arranged on the outer side of the shell (2), the protective mechanism (5) comprises a U-shaped plate (51), a through hole (52), a handle (53), a guide groove (54), a guide rail (55), an engagement hole (56), a bottom plate (57), an engagement mechanism (58), a radiating fin (59), a support (510) and a radiating copper plate (511), the inner side of the U-shaped plate (51) is attached to the side surface of the shell (2), the through hole (52) penetrates through the bottoms of the left end surface and the right end surface of the U-shaped plate (51), the handle (53) is installed in the middle of the top end surface of the U-shaped plate (51), the guide groove (54) is opened at the tops of the left end surface and the right end surface of the U-shaped plate (51), the guide groove (54) is slidably installed on the guide rail (55) fastened with the, the base plate (57) is mounted on the bottom end face of the shell (2) through a butting mechanism (58), the radiating fins (59) are mounted on the top end face of the base plate (57), the radiating fins (59) are tightly attached to the bottom end face of the radiating copper plate (511), the upper end face and the lower end face of the support (510) are respectively locked on the bottom end face of the radiating copper plate (511) and the top end face of the base plate (57), and the radiating copper plate (511) is fastened on the bottom end face of the test plate (6).

2. The harmonic test device of the novel switcher of claim 1, wherein: docking mechanism (58) include push rod (581), slider (582), spout (583), spring (584), fixture block (585) and draw-in groove (586), closure in slider (582) left end face bottom behind push rod (581) passed bottom plate (57) left end face bottom, slider (582) slidable mounting is inboard in spout (583) that bottom plate (57) top end face left end was seted up, and slider (582) connect in spout (583) inboard right-hand member through spring (584), fixture block (585) set up in slider (582) left end top, and fixture block (585) activity stretches into inside draw-in groove (586) that shell (2) inboard left end face bottom was seted up.

3. The harmonic test device of the novel switcher of claim 1, wherein: the through holes (52) and the engagement holes (56) are consistent in quantity and size, and the through holes (52) and the engagement holes (56) are distributed in a staggered mode.

4. The harmonic test device of the novel switcher of claim 1, wherein: the handle (53) is of a U-shaped structure, and a rubber sheet is arranged on the end face of the inner side of the handle (53).

5. The harmonic test device of the novel switcher of claim 1, wherein: the radiating fins (59) are distributed on the top end face of the bottom plate (57) at equal intervals, and the length of the radiating fins (59) corresponds to the length of the inner side of the shell (2).

6. The harmonic test device of the novel switcher of claim 1, wherein: the guide rail (55) is of an L-shaped structure, and the vertical distance from the rear end surface of the inner side of the guide rail (55) to the front end surface of the U-shaped plate (51) corresponds to the vertical distance from the through hole (52) to the engagement hole (56).

7. The harmonic test device of the novel switcher of claim 1, wherein: the two butt joint mechanisms (58) are arranged at the top of the bottom plate (57), and the two butt joint mechanisms (58) are respectively positioned in the middle of the left end and the right end of the top of the bottom plate (57).

8. The harmonic test device of the novel switcher of claim 2, wherein: the fixture block (585) is in a trapezoid shape gradually reduced from right to left, and the top of the left end face of the fixture block (585) forms an included angle of 120 degrees with the top end face.