CN206925438U - A kind of fan installing structure and inverter type welder - Google Patents

Abstract

The utility model belongs to the technical field of welding arc inverter, more particularly to a kind of fan installing structure and inverter type welder, wherein, fan installing structure includes housing, the blower fan being connected with housing and the protector for being detachably connected with blower fan and entering for obstructing introduced contaminants in blower fan；Protector includes being used for blower fan fixed plate, the outer casing being fastened in blower fan fixed plate and the dust cover between blower fan fixed plate and outer casing for installing blower fan, and housing is provided with the air inlet coordinated with blower fan.Blower fan dismounting of the present utility model is simple, reduces labor intensity, improves operating efficiency, and prevents the impurity such as the dust, metal dust, moisture in the external world from entering in housing, contributes to waterproof and dustproof and the anticorrosion of inverter type welder, and extend the service life of blower fan.

Description

A kind of fan installing structure and inverter type welder

Technical field

The utility model belongs to the technical field of welding arc inverter, more particularly to a kind of fan installing structure and inversion weldering Machine.

Background technology

Existing inverter type welder is all to take mandatory air-cooled, but have ignored and utilizes the air-cooled adverse consequences brought.Than Such as under severe working environment (such as large-scale construction site, coastal), the impurity such as dust, metal dust depends on as blower fan is blown into High voltage short circuit is caused on the power device surface of inverter, so as to damage power device, rainwater, vapor, acid in same air The inflow of alkaline air can also accelerate corrosion and the Damage by Short Circuit of the cental system of inversion device and inverter (control panel), from And its service life is reduced, in addition, being limited by blower fan structure, blower fan is not easy to assemble, however, work as blower fan in the presence of a harsh environment, it is empty Dust in gas is attached on blower fan with metal dust, if irregularly cleaning can cause blower fan to damage.

Utility model content

The purpose of this utility model is to provide a kind of fan installing structure, it is intended to solves extraneous existing for traditional blower fan Impurity enters in housing easily at blower fan, blower fan dismounting trouble, flimsy technical problem.

The utility model is achieved in that a kind of fan installing structure, including：Housing, the wind being connected with the housing Machine and the protector for being detachably connected with the blower fan and entering for obstructing introduced contaminants in the blower fan；The protector Including the blower fan fixed plate for installing the blower fan, the outer casing being fastened in the blower fan fixed plate and located at the wind Dust cover between machine fixed plate and the outer casing, the housing are provided with the air inlet coordinated with the blower fan.

As optimal technical scheme of the present utility model：

Further, the outer casing includes the first side relative with the blower fan and by the first side direction The second side of the side extension of the blower fan；The first side is provided with multiple louver-type ventilation impeller, the ventilation Impeller is downwardly inclined setting.

Further, multiple holes are offered in the second side and positioned at the bottom of the outer casing.

Further, the ventilation impeller is set to two groups, and impeller of being divulged information described in two groups is symmetrical arranged.

Further, the dust cover includes dust-proof main body and the netted filtering portion in the dust-proof main body；Institute Netted filtering portion is stated to be oppositely arranged with the ventilation impeller.

Further, the dust-proof main body is square, and is provided with and is used for and the wind at the corner of the square dust-proof main body Machine fixed plate and/or the connection breach of the outer casing clamping.

Further, the blower fan fixed plate includes plate body, in the middle part of the plate body and for installing the blower fan Circular hole and the sidepiece located at the plate body and the connection rib for being detachably connected with the housing, the connection rib are provided with Fixing hole.

Further, the blower fan is additionally provided with the component that keeps out the wind with the housing junction.

Further, the component that keeps out the wind is included located at the first deep bead of the side of the housing and located at the shell Second deep bead of the opposite side of body；First deep bead is provided with the first kink, and it is curved that second deep bead is provided with second Folding part, first kink and second kink limit the connecting cavity for housing the blower fan jointly.

Another object of the present utility model is to provide a kind of inverter type welder, including foregoing fan installing structure.

The utility model has the technical effect that relative to prior art：By setting protector, protector is removable with blower fan Unload connection, blower fan dismounting is simple, reduces labor intensity, and improves operating efficiency, meanwhile, protector to acid-base property air, vapor, Dust has good inhibiting effect, prevents the impurity such as the dust, metal dust, moisture in the external world from entering in housing, contributes to inversion The waterproof and dustproof of welding machine and anticorrosion, it is also possible to prevent bulk metal foreign matter and enters shock blower fan, avoid blower fan from damaging, enter And extend the service life of blower fan.

Brief description of the drawings

In order to illustrate more clearly of the technical scheme of the utility model embodiment, below will to the utility model embodiment or The required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings described below is only Some embodiments of the utility model, for those of ordinary skill in the art, on the premise of not paying creative work, Other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is the explosive view for the inverter type welder that the utility model embodiment provides；

Fig. 2 is the internal structure schematic diagram for the inverter type welder that the utility model embodiment provides；

Fig. 3 is the structural representation for the first deep bead that the utility model embodiment provides；

Fig. 4 is the structural representation of the blower fan that the utility model embodiment provides and protector；

Fig. 5 is the structural representation for the outer casing that the utility model embodiment provides；

Fig. 6 is the explosive view for the radiator that the utility model embodiment provides；

Fig. 7 is the structural representation for the secondary rectifier that the radiator that the utility model embodiment provides is set.

Description of reference numerals：

In figure：1- housings, 10- accommodating chambers, 11- top covers, 12- right caps, 13- drain pans, 14- front panels, 141- shutters Reinforcement, 15- fore shells, 151- plastic housing shutters, 152- control iron plates, 16- left caps, 17- rear shells, 18- handles, 2- blower fans, 21- blower fan fixed plates, 211- connection ribs, 22- dust covers, the dust-proof main bodys of 221-, 222- netted filterings portion, 223- connection breach, 23- outer casings, 231- first sides, 2311- ventilation impeller, 232- second sides, 2321- holes, 3- radiators, 31- first dissipate Hot body, the radiating grooves of 311- first, the wall extensions of 3111- first, the radiators of 32- second, the radiating grooves of 321- second, 3211- second prolong Wall is stretched, 3212- flow-disturbings are raised, 33- heat dissipation channels, 34- insulation link slots, 341- protuberances, 4- insulation assemblies, 41- radiators Support, 42- insulating washers, the insulation boards of 43- first, 431- first empty portion, the insulation boards of 44- second, and 441- second empties portion, The insulation boards of 45- the 3rd, the insulation boards of 46- the 4th, 5- keep out the wind component, the deep beads of 51- first, 511- first connecting portions, 5111- first Avoidance mouth, 512- second connecting portions, the connecting portions of 513- the 3rd, the connecting holes of 5131- first, the deep beads of 52- second, 521- second connect Connect hole, 522- second avoids mouth, 53- median septums, rectifier of 6-, 61- full-bridge inverters, 7- main transformers, and 8- bis- times is whole Flow device, 81- air switches, 82- power supply outputs, 9- reactors.

Embodiment

Embodiment of the present utility model is described below in detail, the example of embodiment is shown in the drawings, wherein from beginning to end Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached The embodiment of figure description is exemplary, it is intended to for explaining the utility model, and it is not intended that to limit of the present utility model System.

In description of the present utility model, it is to be understood that term " length ", " width ", " on ", " under ", " preceding ", The orientation or position relationship of the instruction such as " rear ", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer " are based on attached Orientation or position relationship shown in figure, it is for only for ease of and describes the utility model and simplify to describe, rather than instruction or hint Signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this The limitation of utility model.

In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or Implicitly include one or more this feature.In description of the present utility model, " multiple " are meant that two or two More than, unless otherwise specifically defined.

In the utility model, unless otherwise clearly defined and limited, term " installation ", " connection ", " connection ", " Gu It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be Mechanically connect or electrically connect；Can be directly connected to, can also be indirectly connected with by intermediary, can be two The connection of element internal or the interaction relationship of two elements.For the ordinary skill in the art, can basis Concrete condition understands concrete meaning of the above-mentioned term in the utility model.

In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation Example, the utility model is further elaborated.

The utility model provides a kind of fan installing structure and inverter type welder, by fan installing structure, to lighten one's labor Intensity, operating efficiency is improved, and prevent the impurity such as the dust, metal dust, moisture in the external world from entering in housing 1, contribute to inversion The waterproof and dustproof of welding machine and anticorrosion, and extend the service life of blower fan 2.

1~accompanying drawing of accompanying drawing 7 is referred to, the fan installing structure, including：Housing 1, the blower fan 2 being connected with housing 1 and with Blower fan 2 is detachably connected and for obstructing introduced contaminants into the protector in blower fan 2；Protector includes being used to install blower fan 2 Blower fan fixed plate 21, the outer casing 23 that is fastened in blower fan fixed plate 21 and located at blower fan fixed plate 21 and outer casing 23 it Between dust cover 22, housing 1 be provided with blower fan 2 coordinate air inlet.

The fan installing structure that the utility model embodiment provides, by setting protector, protector and blower fan 2 are detachable Connection, blower fan 2 dismounts simply, reduces labor intensity, raising operating efficiency, meanwhile, protector to acid-base property air, vapor, Dust has good inhibiting effect, prevents the impurity such as the dust, metal dust, moisture in the external world from entering in housing 1, contributes to inversion The waterproof and dustproof of welding machine and anticorrosion, it is also possible to prevent bulk metal foreign matter and enters shock blower fan 2, avoid blower fan 2 from damaging, And then extend the service life of blower fan 2.

The utility model also provides a kind of inverter type welder, including such as preceding fan installing structure, in addition, inverter type welder also wraps Include in the housing 1 and relative with blower fan 2 and with the radiator 3 that is radiated to inversion device and be located at formed with heat dissipation channel 33 Between radiator 3 and housing 1 and for blocking the component 5 that keeps out the wind of radiator 3.Refinement ground, the component 5 that keeps out the wind include being located at radiator First deep bead 51 of 3 side, located at radiator 3 opposite side the second deep bead 52 and be connected to the first deep bead 51 With the median septum 53 of the upper end of the second deep bead 52；The lower end of first deep bead 51 and the second deep bead 52 respectively with housing 1 Bottom connects, formed with accommodating chamber 10 between median septum 53 and the top of housing 1；On first deep bead 51 and the second deep bead 52 Offer the avoidance mouth corresponding with radiator 3.

By setting the first deep bead 51 and the second deep bead 52, blocking radiator 3 contributes to radiator 3 in inverter type welder Housing 1 in formed and seal narrow and small heat dissipation channel 33, radiating is concentrated, good heat dissipation effect, meanwhile, the first deep bead 51 and second Deep bead 52 also acts the effect for strengthening reinforcing, and prevents the impurity such as the dust, metal dust, moisture in the external world to be easily accessible shell In body 1, contribute to waterproof and dustproof and the anticorrosion of inverter type welder, and then extend the service life of inverter type welder.

Refinement ground, for the ease of setting inversion device, while contributes to the keep out the wind waterproof and dustproof of component 5 and anticorrosion, the Formed with first chamber between one deep bead 51 and the one side of housing 1；Between second deep bead 52 and the another side of housing 1 Formed with second chamber.

Preferably, radiator 3 includes the first radiator 31 and the second radiator being oppositely arranged with the first radiator 31 32；First radiator 31 and the second radiator 32 coordinate logical to form radiating between the first radiator 31 and the second radiator 32 Road 33；First radiator 31 is provided with a plurality of first radiating groove 311, and the second radiator 32 is provided with a plurality of second radiating groove 321, First radiating groove 311 and the second radiating groove 321 are oppositely arranged；First radiator 31 and the second radiator 32 are provided with inverter Part, radiator 3 are radiated the heat derives of inversion device and by heat dissipation channel.By setting the first radiator 31 and the Two radiators 32, the first radiator 31 coordinate with the second radiator 32, the shape between the first radiator 31 and the second radiator 32 Into heat dissipation channel 33, by radiator 3 by the heat derives of inversion device, and pass through the ventilation and heat of heat dissipation channel 33 so that inverse Becoming the heat of device can be exported in time, good heat dissipation effect, and then protect inversion device.

Specifically, inverter type welder also includes housing 1 and between radiator 3 and housing 1 with the exhausted of isolated radiator 3 Edge component 4；Insulation assembly 4 include be connected on the first radiator 31 the first insulation board 43, be connected on the second radiator 32 The second insulation board 44, be covered in the first radiator 31 and the second radiator 32 upper surface the 3rd insulation board 45 and covering The 4th insulation board 46 in the first radiator 31 and the lower surface of the second radiator 32.

Further, by setting the structure of radiator 3 and insulation assembly 4 so that radiator 3 is kept apart with housing 1, Insulating effect is not only played, and also has the fixed effect reinforced, and it is exhausted by the first insulation board 43, the second insulation board the 44, the 3rd The insulation board 46 of listrium 45 and the 4th and the cooperation of radiator 3, play good insulating effect, to ensure personal safety；Meanwhile pacify Dress is convenient, and plays a part of reinforcing, and then extends the service life of welding machine.

Preferably, radiator 3 and blower fan 2 to inversion device relatively and formed with heat dissipation channel 33 to radiate, in addition, may be used also With the component 5 that keeps out the wind between radiator 3 and housing 1 and for blocking radiator 3；Inversion device by avoid mouth be fixed on it is scattered To cause radiator 3 to be radiated by the heat derives of inversion device and by heat dissipation channel 33 on hot device 3.Pass through the wind of setting Machine 2, radiator 3, keep out the wind component 5 and protector, and the cold air in air passes through blower fan 2, due to the radiator 3 in housing 1 Formed with a narrow and small heat dissipation channel 33 of sealing, so as to improve speed air flow, meanwhile, keep out the wind component 5 and protector can Prevent that the impurity such as dust, vapor, metal dust can be brought into equipment by air-flow in forced air cooling, and grow internal contamination or photograph Into high voltage short circuit, so as to play a part of three proofings, therefore, various rugged environments are suitable for, and lead in radiating using in housing 1 The air-flow quickly flowed in road 33 takes away heat caused by inversion device, and completes the radiation processes of inversion device so that inverse Become welding machine service life length.

Refinement ground, the first deep bead 51 are located at the side of housing 1, and the second deep bead 52 is located at the opposite side of housing 1；First Deep bead 51 is provided with the first kink, and the second deep bead 52 is provided with the second kink, and the first kink and the second kink are common Limit the connecting cavity for housing blower fan 2.

In addition, in order to play more preferable thermolysis, and convenient setting inversion device, the first deep bead 51 and second gear Aerofoil 52 is symmetrical arranged；First deep bead 51 includes being connected with radiator 3 and the first connecting portion 511 of mouth is avoided for opening up, Along one end of first connecting portion 511 towards the inner bending of housing 1 and for house blower fan 2 second connecting portion 512 and along Threeth connecting portion 513 of the other end of first connecting portion 511 towards bending outside housing 1；3rd connecting portion 513 is provided with and supplies cable The first connecting hole 5131 passed through.Refinement ground, avoid mouth include on the first deep bead 51 first avoid mouth 5111 and Second on the second deep bead 52 avoids mouth 522；First avoidance mouth 5111 and second avoids mouth 522 and is set to square opening. In addition, it is contemplated that the soda acid vapor in flow channel has corrosiveness, therefore, in order to reduce the first deep bead 51, Two deep beads 52 and median septum 53 harm of itself, the first deep bead 51, the second deep bead 52 and median septum 53 are using electrolysis Plate.Preferably, first connecting portion 511, the connecting portion 513 of second connecting portion 512 and the 3rd are integrally formed.In addition, in order to further Waterproof and dustproof and anticorrosion, seal is additionally provided between the 3rd connecting portion 513 and housing 1.

Refinement ground, refers to Fig. 1, Fig. 4 and Fig. 5, outer casing 23 include the first side 231 relative with blower fan 2 and by The second side 232 that first side 231 extends towards the side of blower fan 2；First side 231 is provided with multiple louver-type ventilations Impeller 2311, ventilation impeller 2311 are downwardly inclined setting；Hole is offered in second side 232 and positioned at the bottom of outer casing 23 2321.By in bottom opening 2321, it is contemplated that, can also be from hole 2321 after dust, metal dust etc. enter outer casing 23 Spill, the dust, metal dust etc. reduced in air enters in passage.

Refinement ground, in order to further have good inhibiting effect to acid-base property air, vapor, dust etc., and is prevented The metallic foreign body of bulk enters or hits and damage blower fan 2, and dust cover 22 includes dust-proof main body 221 and located at dust-proof main body Netted filtering portion 222 on 221；Netted filtering portion 222 is oppositely arranged with ventilation impeller 2311.Dust-proof main body 221 is square, side The connection breach 223 being used for blower fan fixed plate 21 and/or the clamping of outer casing 23 are provided with the corner of the dust-proof main body 221 of shape.Can To understand ground, connection breach 223 are used for and the clamping of blower fan fixed plate 21；Or connection breach 223 are used to block with outer casing 23 Connect；Or connection breach 223 are used for and blower fan fixed plate 21 and the clamping of outer casing 23.

Refinement ground, for the ease of assembling, blower fan fixed plate 21 includes plate body, in the middle part of plate body and for installing blower fan 2 Circular hole and sidepiece located at plate body and the connection rib 211 for being detachably connected with housing 1, connection rib 211 is provided with solid Determine hole.

Preferably, Fig. 1, Fig. 2, Fig. 6 and Fig. 7 are referred to, refinement ground, in order to play more preferable thermolysis, every two articles the Formed with the first wall extension 3111, thickness the remaining silent from the first radiating groove 311 of the first wall extension 3111 between one radiating groove 311 End is gradually thinning towards the openend of the first radiating groove 311；Formed with the second wall extension between every two the second radiating grooves 321 3211, the thickness of the second wall extension 3211 is gradual from the openend of closed end towards the second radiating groove 321 of the second radiating groove 321 It is thinning.Preferably, in order to play flow-disturbing effect, disturbed on the first wall extension 3111 and the second wall extension 3211 formed with jagged Stream projection 3212.

In addition, for the ease of supporting radiator 3, meanwhile, help to radiate, also set between the bottom of radiator 3 and housing 1 Have cavity, be provided with cavity for support the 4th insulation board 46 radiator bearer 41, the other end of radiator bearer 41 with The bottom of housing 1 is fixed.

Preferably, it is contemplated that human safety issues, keep apart with housing 1, to play insulating effect, and also have and fix The effect of reinforcing, the component that keeps out the wind also are included located at the insulation assembly between radiator 3 and the component 5 that keeps out the wind to be insulated to radiator 3 4.Refinement ground, the first insulation board 43 and/or the second insulation board 44 are connected by fastener with radiator 3；It is arranged with fastener Insulating washer 42.Insulating washer 42 preferably uses nylon plastic(s) material.It is to be appreciated that the first insulation board 43 by fastener with Radiator 3 connects；Or second insulation board 44 be connected by fastener with radiator 3；Or first insulation board 43 and second Insulation board 44 is connected by fastener with radiator 3.

In addition, for the ease of firm connection, while the insulating effect played, the first radiator 31 and/or second radiate The insulation link slot 34 for being connected with insulating support is additionally provided with body 32, the openend of insulation link slot 34, which is provided with, to be used to abut The protuberance 341 of insulating support.Preferably, the first radiator 31 and the second radiator 32 are made of Heat Conduction Material.

Refinement ground, in order to further facilitate installation inversion device, while the insulating effect played, the He of the first insulation board 43 The portion of emptying is equipped with second insulation board 44, specifically, the portion of emptying empties portion 431 including first on the first insulation board 43 And second on the second insulation board 44 empties portion 441.

Further, inversion device include be connected to radiator 3 side a rectifier 6, be electrically connected to once it is whole Full-bridge inverter 61 at stream device 6, the main transformer 7 electrically connected with full-bridge inverter 61, with main transformer 7 electrically connect and be located at The secondary rectifier 8 of the opposite side of radiator 3 and electrically connected with secondary rectifier 8 and located at housing 1 bottom reactor 9；Power supply output 82 is electrically connected with secondary rectifier 8, the component 5 that keeps out the wind is provided with second that power supply source output 82 passes through and connected Connect hole 521.

The operation principle of inverter：Line voltage turns into direct current, then lead to through air switch 81 by a rectifier 6 Full-bridge inverter 61 is crossed, it should be noted that, full-bridge inverter 61 is by 2 IGBT (Insulated Gate Bipolar Transistor, namely bipolar transistor) composition, under drive signal effect, direct current is transformed into medium frequency alternating current, so Turn into direct current to secondary rectifier 8 (or fast recovery diode) after being depressured afterwards by main transformer 7, finally flow through reactor 9 The stable continuous electric current of filtering output, to ensure welding quality.

Refinement ground, the housing 1 of inverter type welder include top cover 11, drain pan 13 and the left cap for being respectively arranged on the side of drain pan 13 4 16th, right cap 12, front panel 14 and rear shell 17；Shutter reinforcement 141 is installed on front panel 14, further, before Plastic housing shutter 151 can also be set on plate 14.In addition, fore shell 15 is housed on front panel 14, installation control iron plate on fore shell 15 152.Fore shell 15 uses plastic housing, and for the ease of operation, handle 18 is provided with top cover 11.

Preferred embodiment of the present utility model is these are only, it is all in this practicality not to limit the utility model All any modification, equivalent and improvement made within new spirit and principle etc., should be included in guarantor of the present utility model Within the scope of shield.

Claims (10)

1. A kind of 1. fan installing structure, it is characterised in that including：

   Housing, the blower fan being connected with the housing and it is detachably connected with the blower fan and enters institute for obstructing introduced contaminants State the protector in blower fan；

   The protector includes being used to install the blower fan fixed plate of the blower fan, the outer casing being fastened in the blower fan fixed plate And the dust cover between the blower fan fixed plate and the outer casing, the housing are provided with what is coordinated with the blower fan Air inlet.
2. 2. fan installing structure as claimed in claim 1, it is characterised in that the outer casing includes relative with the blower fan First side and the second side extended by the first side towards the side of the blower fan；The first side is provided with Multiple louver-type ventilation impeller, the ventilation impeller are downwardly inclined setting.
3. 3. fan installing structure as claimed in claim 2, it is characterised in that in the second side and be located at the outer casing Bottom offer multiple holes.
4. 4. fan installing structure as claimed in claim 2, it is characterised in that the ventilation impeller is set to two groups, described in two groups Ventilation impeller is symmetrical arranged.
5. 5. fan installing structure as claimed in claim 2, it is characterised in that the dust cover includes dust-proof main body and is located at Netted filtering portion in the dust-proof main body；The netted filtering portion is oppositely arranged with the ventilation impeller.
6. 6. fan installing structure as claimed in claim 5, it is characterised in that the dust-proof main body is square, square described anti- The connection breach being used for the blower fan fixed plate and/or the outer casing clamping are provided with the corner of dirt main body.
7. 7. the fan installing structure as described in any one of claim 1~6, it is characterised in that the blower fan fixed plate includes plate Body, in the middle part of the plate body and for install the circular hole of the blower fan and the sidepiece located at the plate body and for it is described The connection rib that housing is detachably connected, the connection rib are provided with fixing hole.
8. 8. the fan installing structure as described in any one of claim 1~6, it is characterised in that the blower fan connects with the housing The place of connecing is additionally provided with the component that keeps out the wind.
9. 9. fan installing structure as claimed in claim 8, it is characterised in that the component that keeps out the wind is included located at the housing Second deep bead of the first deep bead of side and opposite side located at the housing；It is curved that first deep bead is provided with first Folding part, second deep bead are provided with the second kink, and first kink and second kink limit use jointly In the connecting cavity for housing the blower fan.
10. 10. a kind of inverter type welder, it is characterised in that including the fan installing structure as described in claim any one of 1-9.