CN216212984U

CN216212984U - Solid-state switch

Info

Publication number: CN216212984U
Application number: CN202122708933.4U
Authority: CN
Inventors: 李立国
Original assignee: Chengdu Amm Microwave Technology Co ltd
Current assignee: Chengdu Amm Microwave Technology Co ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-04-05
Anticipated expiration: 2031-11-08

Abstract

The utility model relates to the technical field of solid-state switches, in particular to a solid-state switch; both ends of dustproof cloth all are provided with the installed part, every installed part all is connected with the inner wall dismantlement of radiating area, the shake subassembly is located the inside of radiating area, and be located between dustproof cloth and the radiating groove, the output of shake subassembly is corresponding with dustproof cloth, the bottom of shell still is provided with two dust exhaust mouths, every dust exhaust mouth all is located between dustproof subassembly and the radiating groove that corresponds, when utilizing radiating unit to cool down the control area, the dust can be piled up gradually on dustproof cloth, start the shake subassembly, hit the dustproof cloth, thereby shake the bottom to the shell with the dust on the dustproof cloth, and discharge through the dust exhaust mouth, avoid the dust to pile up on dustproof cloth, make the air current circulation effect in the radiating area weaken, reduce radiating unit's radiating effect.

Description

Solid-state switch

Technical Field

The utility model relates to the technical field of solid-state switches, in particular to a solid-state switch.

Background

A solid-state switch, also called a contactless switch, is a device that conducts and breaks current by using a power electronic valve string.

When the solid-state switch switches on the current, the power electronic valve string in the switch has conduction loss, and especially when the current that switches on is great, can produce great heat, so partial solid-state switch's inside is provided with heat abstractor and dispels the heat to solid-state switch's internal component, sets up the radiating groove on solid-state switch's shell for the casing internal gas flow, and set up dustproof cloth in the inside of casing, it is right to avoid the dust the radiating unit causes the influence, but current solid-state switch does not set up corresponding dust removal component, and the dust can be piled up gradually on dustproof cloth, makes the air current circulation effect in the radiating area weakens.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a solid-state switch, which solves the problem that the existing solid-state switch in the prior art is not provided with a corresponding dust removal component, dust is gradually accumulated on dustproof cloth, and the air flow circulation effect in a heat dissipation area is weakened.

In order to achieve the purpose, the utility model provides a solid-state switch which comprises a shell, a partition plate, a placing plate, a power electronic valve string, a heat dissipation unit and two dustproof dust removal units, wherein the partition plate is arranged in the shell and divides the shell into a control area and a heat dissipation area;

every dustproof dust removal unit all includes dustproof subassembly and shake subassembly, dustproof subassembly includes two installed parts and dustproof cloth, the both ends of dustproof cloth all are provided with the installed part, every the installed part all with the inner wall dismantlement of radiating area is connected, the shake subassembly is located the inside of radiating area, and be located dustproof cloth with between the radiating groove, the output of shake subassembly with dustproof cloth is corresponding, the bottom of shell still is provided with two dust exhaust mouths, every the dust exhaust mouth all is located dustproof subassembly with correspond between the radiating groove.

When utilizing the radiating unit is right when the control area cools down, the dust can be piled up gradually on the dustproof cloth, start the shake subassembly, it is right dustproof cloth hits to beat, thereby will the dust on the dustproof cloth shake extremely the bottom of shell, and pass through the dust exhaust mouth is discharged, avoids the dust to pile up on the dustproof cloth, makes the air current circulation effect in the radiating area weakens, reduces radiating unit's radiating effect.

Each shaking component comprises a rotating shaft, shaking pieces and a rocker, the rotating shaft penetrates through the shell and is located between the corresponding heat dissipation groove and the dustproof component, the shaking pieces are sleeved on the rotating shaft and correspond to the dustproof cloth, the rocker is detachably connected with the rotating shaft and located above the shell, and the shaking pieces are arranged on the rotating shaft and correspond to the dustproof cloth.

And the rocker is shaken to drive the rotating shaft to rotate, so that the shaking piece is driven to rotate, and the shaking piece is utilized to hit the dustproof cloth, so that the dustproof cloth shakes, and dust on the dustproof cloth is removed.

Wherein, every tremble and move the piece and all include go-between, connecting rod and shake the wheel, the go-between cover is established the outside of axis of rotation, the one end of connecting rod with go-between fixed connection, the other end of connecting rod with shake wheel fixed connection, shake the wheel with the dustproof cloth is corresponding.

Will the go-between cover is established the outside of axis of rotation, through the dither wheel is to dustproof cloth hits and beats, makes dustproof cloth shakes, the go-between with the dither wheel all with connecting rod fixed connection adopts integrated into one piece technique to make during the manufacturing, and the structure is more firm.

Wherein, every the installed part all includes fixed plate and mounting panel, the fixed plate with the inner wall dismantlement of radiating area is connected, the mounting panel with fixed plate fixed connection, and with fixed plate mutually perpendicular, be provided with the mounting groove on the mounting panel, the both ends of mounting groove all are provided with the fixed orifices.

Utilize the screw will the fixed plate is installed on the inner wall of radiating area, will dustproof cloth is placed two between the mounting groove, through the fixed orifices utilizes the bolt will dustproof cloth is installed two between the mounting panel, thereby accomplish dustproof subassembly's installation.

The dustproof cloth comprises a dustproof cloth and is characterized in that through holes are formed in four end corners of the dustproof cloth, the through holes are matched with fixing holes, and reinforcing rings are arranged on the fixing holes.

And after the through hole corresponds to the fixing hole, the dustproof cloth is installed between the two installation grooves by utilizing the bolt, and the reinforcing ring is arranged on the fixing hole, so that the connection part of the dustproof cloth and the bolt is prevented from being damaged when the dustproof cloth shakes.

The heat dissipation unit comprises a heat absorption plate, heat conduction columns and heat dissipation fins, the heat absorption plate is arranged in the control area, the heat absorption plate is located on one side, close to the partition plate, of the placing plate, the heat dissipation fins are arranged in the heat dissipation area, the heat conduction columns are arranged between the heat dissipation fins and the heat absorption plate, and the heat conduction columns penetrate through the partition plate.

The heat absorbing plate is used for absorbing heat in the control area, the heat is transmitted to the radiating fins through the heat conducting columns, and the heat of the radiating fins is taken away through airflow flowing in the radiating area, so that elements in the control area are radiated.

Wherein, every dust exhaust mouth department all is provided with the installation axle, every install the epaxial sealing member that all is provided with of axle, every the sealing member is kept away from the one end of installation axle all with the shell block is connected.

One end of the sealing element is movably connected with the mounting shaft, the other end of the sealing element is connected with the shell in a clamping mode, when the sealing element does not pass through the dust exhaust port for cleaning dust, the sealing element is rotated and utilized, the sealing element is right to the dust exhaust port for shielding, and therefore the dust is prevented from entering the inner portion of the shell through the dust exhaust port.

Each sealing element comprises a sealing cover and a clamping block, one end of each sealing cover is movably connected with the mounting shaft, the clamping block is arranged at the other end of each sealing cover, two clamping grooves are further formed in the shell, and the clamping blocks are clamped into the corresponding clamping grooves.

When not using when the dust exhaust mouth, rotate sealed lid, will the fixture block card is gone into extremely in the draw-in groove to through sealed lid shields the dust exhaust mouth, avoid the dust to pass through the dust exhaust mouth enters into the inside of shell.

In the solid-state switch, the two ends of the dustproof cloth are respectively provided with the mounting pieces, each mounting piece is detachably connected with the inner wall of the heat dissipation area, the shaking assembly is positioned in the heat dissipation area and between the dustproof cloth and the heat dissipation groove, the output end of the shaking assembly corresponds to the dustproof cloth, the bottom of the shell is also provided with two dust exhaust ports, each dust exhaust port is positioned between the dustproof assembly and the corresponding heat dissipation groove, when the heat dissipation unit is used for cooling the control area, dust can be gradually accumulated on the dustproof cloth, the shaking assembly is started to strike the dustproof cloth, so that the dust on the dustproof cloth is shaken to the bottom of the shell and is exhausted through the dust exhaust ports, the dust is prevented from being accumulated on the dustproof cloth, and the air flow circulation effect in the heat dissipation area is weakened, and the heat dissipation effect of the heat dissipation unit is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a front view of a solid state switch provided by the present invention.

Fig. 2 is a sectional view of the internal structure taken along line a-a of fig. 1 according to the present invention.

Fig. 3 is a sectional view of the inner structure of fig. 1 taken along line B-B according to the present invention.

Fig. 4 is an enlarged view of a portion of the structure of fig. 3 a according to the present invention.

Fig. 5 is a schematic structural diagram of the dust-proof and dust-removing unit provided by the utility model.

Fig. 6 is an enlarged view of a portion of the structure of fig. 5 a according to the present invention.

1-shell, 11-control area, 12-heat dissipation area, 13-heat dissipation groove, 14-dust exhaust port, 141-mounting shaft, 142-sealing element, 143-sealing cover, 144-clamping block, 145-clamping groove, 2-partition plate, 3-placing plate, 4-power electronic valve string, 5-heat dissipation unit, 51-heat absorption plate, 52-heat conduction column, 53-heat dissipation fin, 6-dustproof dedusting unit, 61-dustproof component, 611-mounting component, 612-dustproof cloth, 613-fixing plate, 614-mounting plate, 615-mounting groove, 616-fixing hole, 617-through hole, 618-reinforcing ring, 62-shaking component, 621-rotating shaft, 622-shaking component, 623-rocking bar, 624-connecting ring, 625-connecting rod, 626-shaking wheel.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 to 6, the present invention provides a solid-state switch, where the solid-state switch includes a housing 1, a partition plate 2, a placing plate 3, a power electronic valve string 4, a heat dissipation unit 5, and two dust-proof and dust-proof units 6, the partition plate 2 is disposed inside the housing 1, the partition plate 2 divides the housing 1 into a control area 11 and a heat dissipation area 12, the placing plate 3 is disposed inside the control area 11, the power electronic valve string 4 is disposed on the placing plate 3, the heat dissipation unit 5 is disposed inside the heat dissipation area 12, heat dissipation grooves 13 are further disposed on two sides of the housing 1, the heat dissipation grooves 13 correspond to the heat dissipation area 12, the dust-proof and dust-proof units 6 are disposed on two sides of the heat dissipation unit 5, and each dust-proof and dust-proof unit 6 corresponds to one heat dissipation groove 13;

every dustproof dust removal unit 6 all includes dustproof subassembly 61 and shake subassembly 62, dustproof subassembly 61 includes two installed parts 611 and dustproof cloth 612, the both ends of dustproof cloth 612 all are provided with installed part 611, every installed part 611 all with the inner wall dismantlement of radiating area 12 is connected, shake subassembly 62 and be located the inside of radiating area 12, and be located dustproof cloth 612 with between the radiating groove 13, shake subassembly 62 the output with dustproof cloth 612 is corresponding, the bottom of shell 1 still is provided with two dust exhaust mouths 14, every dust exhaust mouth 14 all is located dustproof subassembly 61 with correspond between the radiating groove 13.

In this embodiment, when the heat dissipation unit 5 is used to cool the control area 11, the dust is gradually accumulated on the dustproof cloth 612, the shaking assembly 62 is started to hit the dustproof cloth 612, so that the dust on the dustproof cloth 612 is shaken to the bottom of the housing 1 and is discharged through the dust discharge port 14, the dust is prevented from being accumulated on the dustproof cloth 612, the airflow circulation effect in the heat dissipation area 12 is weakened, and the heat dissipation effect of the heat dissipation unit 5 is reduced.

Further, every shake subassembly 62 and all include axis of rotation 621, shake piece 622 and rocker 623, axis of rotation 621 runs through shell 1, and be located and correspond the radiating groove 13 with between the dustproof subassembly 61, the cover is equipped with a plurality ofly on the axis of rotation 621 shake the piece 622, every shake and move the piece 622 all with dustproof cloth 612 is corresponding, rocker 623 with axis of rotation 621 dismantles the connection, and is located the top of shell 1, every shake and move the piece 622 and all include connecting ring 624, connecting rod 625 and shake driving wheel 626, the connecting ring 624 cover is established the outside of axis of rotation 621, the one end of connecting rod 625 with connecting ring 624 fixed connection, the other end of connecting rod 625 with shake driving wheel fixed connection, shake driving wheel 626 with dustproof cloth 612 is corresponding.

In this embodiment, wave rocker 623, drive axis of rotation 621 rotates, thereby drives it rotates to tremble 622, utilizes it beats to tremble 622 beat dustproof cloth 612, thereby makes dustproof cloth 612 trembles, and then gets rid of dust on the dustproof cloth 612, will go to ring 624 cover is established the outside of axis of rotation 621, through it is right to tremble wheel 626 dustproof cloth 612 beats, makes dustproof cloth 612 trembles, go to ring 624 with tremble wheel 626 all with connecting rod 625 fixed connection adopts the integrated into one piece technique to make during the manufacturing, and the structure is more firm.

Further, each of the mounting members 611 includes a fixing plate 613 and a mounting plate 614, the fixing plate 613 is detachably connected to the inner wall of the heat dissipation area 12, the mounting plate 614 is fixedly connected to the fixing plate 613 and perpendicular to the fixing plate 613, a mounting groove 615 is disposed on the mounting plate 614, fixing holes 616 are disposed at two ends of the mounting groove 615, through holes 617 are disposed at four corners of each of the dust cloths 612, the through holes 617 are adapted to the fixing holes 616, and a reinforcing ring 618 is disposed on each of the fixing holes 616.

In this embodiment, the fixing plate 613 is attached to the inner wall of the heat dissipating section 12 by screws, the dust cloth 612 is placed between the two mounting grooves 615, the dust cloth 612 is attached between the two mounting plates 614 by bolts through the fixing holes 616, the dust assembly 61 is attached, the dust cloth 612 is attached between the two mounting grooves 615 by bolts after the through holes 617 correspond to the fixing holes 616, and the reinforcing ring 618 is provided in the fixing holes 616, thereby preventing the joint between the dust cloth 612 and the bolts from being damaged when the dust cloth 612 shakes.

Further, the heat dissipation unit 5 includes an absorber plate 51, a heat conduction column 52 and heat dissipation fins 53, the absorber plate 51 is further disposed inside the control area 11, the absorber plate 51 is located on one side of the placing plate 3 close to the partition plate 2, the heat dissipation fins 53 are disposed inside the heat dissipation area 12, the heat conduction column 52 is disposed between the heat dissipation fins 53 and the absorber plate 51, and the heat conduction column 52 penetrates through the partition plate 2.

In the present embodiment, the heat absorbing plate 51 absorbs the heat in the control area 11, the heat is transmitted to the heat dissipating fins 53 through the heat conducting pillars 52, and the heat of the heat dissipating fins 53 is taken away by the airflow flowing in the heat dissipating area 12, so as to dissipate the heat of the components in the control area 11.

Further, each dust exhaust port 14 is provided with an installation shaft 141, each installation shaft 141 is provided with a sealing element 142 thereon, each sealing element 142 is far away from one end of the installation shaft 141 and is clamped and connected with the housing 1, each sealing element 142 comprises a sealing cover 143 and a clamping block 144, one end of the sealing cover 143 is movably connected with the installation shaft 141, the other end of the sealing cover 143 is provided with the clamping block 144, the housing 1 is further provided with two clamping grooves 145, and the clamping block 144 is clamped into the corresponding clamping groove 145.

In this embodiment, when the dust outlet 14 is not used, the sealing cover 143 is rotated to insert the latch 144 into the latch 145, so that the sealing cover 143 shields the dust outlet 14 to prevent dust from entering the housing 1 through the dust outlet 14.

While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model.

Claims

1. A solid-state switch, characterized in that,

the solid-state switch comprises a shell (1), a partition plate (2), a placing plate (3), a power electronic valve string (4), a heat dissipation unit (5) and two dustproof and dust removal units (6), the clapboard (2) is arranged in the shell (1), the clapboard (2) divides the shell (1) into a control area (11) and a heat dissipation area (12), the placing plate (3) is arranged in the control area (11), the power electronic valve string (4) is arranged on the placing plate (3), the heat dissipation unit (5) is arranged in the heat dissipation area (12), heat dissipation grooves (13) are also arranged on two sides of the shell (1), the heat dissipation grooves (13) correspond to the heat dissipation areas (12), the dustproof and dust-removing units (6) are arranged on two sides of the heat dissipation unit (5), and each dustproof and dust-removing unit (6) corresponds to one heat dissipation groove (13) respectively;

every dustproof dust removal unit (6) all include dustproof subassembly (61) and shake subassembly (62), dustproof subassembly (61) includes two installed parts (611) and dustproof cloth (612), the both ends of dustproof cloth (612) all are provided with installed part (611), every installed part (611) all with the inner wall dismantlement of radiating area (12) is connected, shake subassembly (62) and be located the inside of radiating area (12), and be located dustproof cloth (612) with between radiating groove (13), the output of shake subassembly (62) with dustproof cloth (612) are corresponding, the bottom of shell (1) still is provided with two dust exhaust mouths (14), every dust exhaust mouth (14) all are located dustproof subassembly (61) and corresponding between radiating groove (13).

2. The solid state switch of claim 1,

every shake subassembly (62) and all include axis of rotation (621), shake piece (622) and rocker (623), axis of rotation (621) runs through shell (1), and be located corresponding radiating groove (13) with between dustproof subassembly (61), the cover is equipped with a plurality ofly on axis of rotation (621) shake and move piece (622), every shake move piece (622) all with dustproof cloth (612) are corresponding, rocker (623) with axis of rotation (621) are dismantled and are connected, and are located the top of shell (1).

3. The solid state switch of claim 2,

every tremble and move piece (622) and all include go-between (624), connecting rod (625) and tremble wheel (626), go-between (624) cover is established the outside of axis of rotation (621), the one end of connecting rod (625) with go-between (624) fixed connection, the other end of connecting rod (625) with tremble wheel (626) fixed connection, tremble wheel (626) with dustproof cloth (612) are corresponding.

4. The solid state switch of claim 1,

each installed part (611) all includes fixed plate (613) and mounting panel (614), fixed plate (613) with the inner wall of radiating area (12) is dismantled and is connected, mounting panel (614) with fixed plate (613) fixed connection, and with fixed plate (613) mutually perpendicular, be provided with mounting groove (615) on mounting panel (614), the both ends of mounting groove (615) all are provided with fixed orifices (616).

5. The solid state switch of claim 4,

four corners of each dustproof cloth (612) are provided with through holes (617), the through holes (617) are matched with the fixing holes (616), and each fixing hole (616) is provided with a reinforcing ring (618).

6. The solid state switch of claim 1,

the heat dissipation unit (5) comprises a heat absorption plate (51), a heat conduction column (52) and heat dissipation fins (53), the heat absorption plate (51) is further arranged inside the control area (11), the heat absorption plate (51) is located on one side, close to the partition plate (2), of the placing plate (3), the heat dissipation fins (53) are arranged inside the heat dissipation area (12), the heat conduction column (52) is arranged between the heat dissipation fins (53) and the heat absorption plate (51), and the heat conduction column (52) penetrates through the partition plate (2).

7. The solid state switch of claim 1,

every dust exhaust mouth (14) department all is provided with installation axle (141), every all be provided with sealing member (142) on installation axle (141), every sealing member (142) keep away from the one end of installation axle (141) all with shell (1) block is connected.

8. The solid state switch of claim 7,

each sealing element (142) comprises a sealing cover (143) and a clamping block (144), one end of the sealing cover (143) is movably connected with the mounting shaft (141), the clamping block (144) is arranged at the other end of the sealing cover (143), two clamping grooves (145) are further formed in the shell (1), and the clamping block (144) is clamped into the corresponding clamping groove (145).