CN206425667U - Waterproof stick arc welder - Google Patents
Waterproof stick arc welder Download PDFInfo
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- CN206425667U CN206425667U CN201621432829.XU CN201621432829U CN206425667U CN 206425667 U CN206425667 U CN 206425667U CN 201621432829 U CN201621432829 U CN 201621432829U CN 206425667 U CN206425667 U CN 206425667U
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- arc welder
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Abstract
The utility model discloses a kind of waterproof stick arc welder, wherein, including：One housing, the housing includes：A middle plate is also equipped with front panel, rear board, bottom plate and cover plate, the housing；Control device is installed, the control device includes in the housing：One industrial frequency rectifying filtering mechanism, an inverter, an intermediate-frequency transformer, one or two rectification mechanisms are sequentially connected in series, and a control panel connects the input and secondary rectification mechanism output end of the inverter；Plastic packaging shell before being provided with one in the front panel, the current-carrying part embedding of the control panel is in the preceding plastic packaging shell.Device easily affected by environment in control device is potted in the corresponding plastic packaging shell in housing by the utility model by using embedding structure, it is achieved thereby that good water proof and dust proof, can be in steady operation under rugged environment.
Description
Technical field
The utility model is related to a kind of welding machine, more particularly to a kind of waterproof stick arc welder.
Background technology
In the modern times, as making rapid progress for science and technology is operated with constantly progress, inversion type welding rod arc welding apparatus due to it
Flexibly, it is widely used, strong adaptability.It is more to enter in common people family, so being carried to inversion type welding rod arc welding apparatus
Go out higher requirement, such as security performance, water resistance, whether save energy consumption and being easy to carry property etc..
Traditional inversion type welding rod arc welding apparatus, including an industrial frequency rectifying filtering mechanism are connected with an inverter, inverter with
One intermediate-frequency transformer is connected, and inverter is connected with control panel, and intermediate-frequency transformer output end is connected with secondary rectification mechanism, secondary
Rectification mechanism negative terminal is connected with output reactance one end, and the output reactance other end is connected with stick arc welder output end negative terminal, and two
Secondary rectification mechanism anode is connected with current divider, and the current divider other end is connected with stick arc welder output plus terminal.Current divider is anti-
Feedback end is connected with master control borad.
Due to conventional coupling arrangement to be directly connected to, without any PROCESS FOR TREATMENT.Conducting element and conducting metal are naked
Expose outside, so being unable to waterproof, if being powered after the dipped water of imprudence, machine inner member short circuit can be caused to cause mechanical disorder,
The generation of personal injury part event can be caused if serious.
Utility model content
The utility model discloses a kind of waterproof stick arc welder, to solve in the prior art in adverse circumstances,
Meet with the problem of influenceing arc welder normal work after situations such as whole body is soaked.
Above-mentioned purpose of the present utility model is achieved through the following technical solutions：
A kind of waterproof stick arc welder, wherein, including：One housing, the housing includes：Front panel, rear board, bottom plate
And cover plate, a middle plate is also equipped with the housing；Control device is installed, the control device includes in the housing：
One industrial frequency rectifying filtering mechanism, an inverter, an intermediate-frequency transformer, one or two rectification mechanisms are sequentially connected in series, control panel connection
The input of the inverter and secondary rectification mechanism output end；Plastic packaging shell before being provided with one in the front panel, the control
The current-carrying part embedding of plate is in the preceding plastic packaging shell.
Waterproof stick arc welder as described above, wherein, the inverter includes：Inversion plate, single tube IGBT, IGBT dissipate
Hot device, the middle plate has middle plastic packaging shell, and the inversion plate is arranged on the middle plate by the middle plastic packaging shell；It is described
Single tube IGBT metal pins are reserved hole position by the inversion plate and the middle plastic packaging shell and are welded on above the inversion plate simultaneously
Plastic packaging is carried out using gluing process, the master chip of the single tube IGBT is installed on the IGBT radiators upper surface.
Waterproof stick arc welder as described above, wherein, the industrial frequency rectifying filtering mechanism includes：Rectifier bridge, filtering
Electric capacity, the filter capacitor is arranged on the middle plate lower surface, and the rectifier bridge is arranged on the plate upper surface, and described
Rectifier bridge is arranged on below the filter capacitor.
Waterproof stick arc welder as described above, wherein, in addition to a PWM adjustment structures, the PWM adjustment structures bag
Include：PWM chip and drive circuit, external characteristic control circuit and pi regulator, voltage sampling circuit, current sampling circuit.
Waterproof stick arc welder as described above, wherein, the front panel uses cambered plate, the front panel outer surface
It is provided with what is be connected with control device：Electric current display window, welding indicator lamp, protection indicator lamp, push current adjusting knob, weldering
Connect and be further opened with air outlet on current adjusting knob, the front panel.
Waterproof stick arc welder as described above, wherein, the front panel includes：Centre in the middle part of plate forward-mounted
Component, the intermediate module is provided with the negative pole output snap joint seat being connected with control device, positive pole output snap joint seat.
Waterproof stick arc welder as described above, wherein, the rear board includes：Installed in the middle part of back plate, the back plate
There is a plastic housing, the back plate is provided with the power switch being connected with control device, ground wire screw installation portion, water joint and installed
Portion；Offered in the plastic housing and radiator fan is housed on the inside of air inlet, the air inlet.
Waterproof stick arc welder as described above, wherein, the inverter also includes：IGBT radiators.
Waterproof stick arc welder as described above, wherein, the control device also includes a Width funtion and detects tablet,
The Width funtion detection tablet detects that the embedding of plastic packaging shell is arranged on the middle plate by a Width funtion.
Waterproof stick arc welder as described above, wherein, the intermediate-frequency transformer is pacified by an intermediate-frequency transformer support
On the bottom plate.
In summary, by adopting the above-described technical solution, the utility model is solved in the prior art in adverse circumstances
In, the problem of influenceing arc welder normal work after situations such as whole body is soaked is met with, will control to fill by using embedding structure
Put interior easily device affected by environment to be potted in the corresponding plastic packaging shell in housing, it is achieved thereby that good water proof and dust proof, energy
Enough steady operations under rugged environment；Even and if after realizing that inversion type welding rod arc welding apparatus is soaked, pulling out and draining the water from water
Also can normally it use afterwards.
Brief description of the drawings
Fig. 1 is the front view of the utility model waterproof stick arc welder；
Fig. 2 is the left view of the utility model waterproof stick arc welder；
Fig. 3 is the right view of the utility model waterproof stick arc welder；
Fig. 4 is the rearview of the utility model waterproof stick arc welder.
Embodiment
The utility model is described further with reference to the accompanying drawings and examples：
Fig. 1 is the front view of the utility model waterproof stick arc welder, and Fig. 2 is the utility model waterproof SMAW
The left view of machine, Fig. 3 is the right view of the utility model waterproof stick arc welder, and Fig. 4 is the utility model waterproof welding rod electricity
The rearview of arc-welding machine, refers to Fig. 1 ~ 4, a kind of waterproof stick arc welder, wherein, including：One housing, housing includes：Before
A middle plate 56 is also equipped with panel, rear board, bottom plate and cover plate, housing；Control device, control device are installed in housing
Including：One industrial frequency rectifying filtering mechanism, an inverter, an intermediate-frequency transformer 36, one or two rectification mechanisms 35 are sequentially connected in series, and are controlled
The input and secondary rectification mechanism output end of plate connection inverter；Plastic packaging shell 39 before being provided with one in front panel, control panel 38
Current-carrying part by gluing process embedding in 39 in preceding plastic packaging shell, realize band electrical component and may conducting metal fully and water
Isolation.
The utility model significantly reduces the volume of intermediate-frequency transformer by using inversion transformation technique while improving working frequency
With weight, and reactance and current divider are removed.Due to using switch power supply road technique, it is compared to conventional power source transformer,
Switching frequency is high, small volume, lightweight, high conversion efficiency, because Switching Power Supply by adjusting dutycycle PWM reaches voltage stabilizing mesh
, duty cycle range is relatively wide, it is possible to accomplish that input voltage range is broader, and suitable generator powered is used.Control
Making sheet 38 is using SMT surface mounting technologies and with perfect over-voltage protection function（It is automatic more than setting reference voltage machine
Into guard mode, machine automatically cuts off output, resumes work when voltage is reduced to after normal condition）, under-voltage protection function（It is low
In setting reference voltage machine automatically into guard mode, machine automatically cuts off output, when voltage recovers to normal, into work
State）, overcurrent protection function（Sample rate current exceedes after single pipe current, and machine enters protection working condition, and cut-out is exported,
Normal work after recovery）These three protections, effectively improve the reliability of machine.
Further, inverter includes：Inversion plate 42, single tube IGBT, IGBT radiator middle plate 56 has middle plastic packaging shell,
Inversion plate 42 is arranged on middle plate 56 by middle plastic packaging shell；Single tube IGBT metal pins pass through inversion plate 42 and middle plastic packaging shell
Reserved hole position is welded on the top of inversion plate 42 and carries out plastic packaging using gluing process, and single tube IGBT master chip is installed on IGBT and dissipated
The hot upper surface of device 55.
Further, industrial frequency rectifying filtering mechanism includes：Rectifier bridge 71, filter capacitor 37, filter capacitor are arranged on middle level
The lower surface of plate 56, rectifier bridge is arranged on plate upper surface, and rectifier bridge is arranged on below filter capacitor.
Further, PWM adjustment structures include：PWM chip and drive circuit, external characteristic control circuit and pi regulator electricity
Road, voltage sampling circuit, current sampling circuit.
Further, front panel uses cambered plate, and front panel outer surface is provided with what is be connected with control device：Electric current is shown
On window 2, welding indicator lamp 3, protection indicator lamp 4, push current adjusting knob 5, welding current adjusting knob 16, front panel also
Offer air outlet 11.
There can be a master control borad in front panel of the present utility model, master control borad, which is connected on plate forward-mounted, shows control
Part processed（Electric current display window 2, welding indicator lamp 3, protection indicator lamp 4, push current adjusting knob 5, welding current regulation rotation
Button 16）Between control device.
Further, front panel includes：Intermediate module 58 in the middle part of plate forward-mounted, intermediate module is provided with and controlled
Negative pole output snap joint seat 7, the positive pole output snap joint seat 13 of device connection.
Further, rear board includes：One plastic housing 20 is installed, back plate is provided with to be filled with control in the middle part of back plate 57, back plate
Put the power switch 22, ground wire screw installation portion 30, water joint installation portion 28 of connection；Air inlet 26 is offered in plastic housing 20,
The inner side of air inlet 26 is equipped with radiator fan 32.
Further, inverter also includes：IGBT radiators 55, the top of IGBT radiators 55 has for fixing thermoswitch
Mounting hole 33.
Further, control device also includes Width funtion detection tablet 41, and Width funtion detection tablet is wide by one
The embedding of voltage detecting plastic packaging shell 40 is arranged on middle plate 56.Copper stud, which is arranged above the upside of inverter 42, copper stud, to be passed through
The screw hole of Width funtion detection plastic packaging shell 40 is connected with Width funtion detection tablet 41.
Further, intermediate-frequency transformer 36 is arranged on bottom plate by an intermediate-frequency transformer support 50.Intermediate-frequency transformer 36
Secondary coil is connected with secondary rectification mechanism 35.
Further, secondary rectification radiator 52 is fixed on IGBT radiators 55 by using insulation board 54 and insulation board 34
Lower section, positive pole output aluminium strip 53 is used for connecting secondary rectification radiator 52 and exports seat 13 with snap joint positive pole.
Handle 31 is installed above cover plate of the present utility model.
Further, in one embodiment of the present utility model, control panel 38 of the present utility model is using SMT surfaces patch
Dress technology simultaneously has perfect over-voltage protection function（More than setting reference voltage machine automatically into guard mode, machine is certainly
Dynamic cut-out output, resumes work after voltage is reduced to normally）, under-voltage protection function（It is automatic less than setting reference voltage machine
Into guard mode, machine automatically cuts off output, when voltage recovers to normal, into working condition）, overcurrent protection function（Adopt
Sample electric current exceedes after single pipe current, and machine enters protection working condition, cut-out output, normal work after recovery）These three
Protection, effectively improves the reliability of machine.VRD no-load protection functions, make machine floating voltage be down to 15V, less than national standard
Safe voltage 36V, so as to protect user's Electrical Safety, recovers normal during welding.In addition, the overall wiring board of control panel 38 is conductive
Part in plastic packaging shell 39, because it is plastic housing insulation, uses either iron after electron pouring sealant using electron pouring sealant embedding
Bits, dust are also or water can not all have influence on its performance.
Further, Width funtion detection tablet 41 of the present utility model, due to using switch power supply road technique, its phase
Conventional power source transformer is compared to, switching frequency is high, small volume, lightweight, high conversion efficiency, because Switching Power Supply passes through adjustment
Dutycycle PWM reaches voltage stabilizing purpose, and duty cycle range is relatively wide, it is possible to accomplish that input voltage range is broader.This
Machine rated operational voltage is single-phase 220V, all can normal work in AC110-280V conditions（Generally conventional type input voltage model
Enclose between 200-240V）, it is equally applicable to generator powered mode in field construction operation.Further, since welding machine working environment
Typically more severe, the machine Width funtion detection tablet 41 is using electron pouring sealant embedding in plastic packaging shell 40.Can accomplish it is dust-proof,
Waterproof.It is effectively increased reliability and service life.
Further, inversion plate 42 of the present utility model, using full-bridge inverting technology, power output is powerful.Equal output
Under compared to semi-bridge inversion technology, single pipe current is half as large, is favorably improved whole aircraft reliability.In addition, inversion plate 42 makes
With electron pouring sealant embedding in plastic packaging shell 43, so it can accomplish dust-proof, waterproof.
Because all wiring board current-carrying parts of the present utility model are by processing, tests prove that, the machine is in bubbly water
Later, normal weld after draining the water.
Claims (9)
1. a kind of waterproof stick arc welder, it is characterised in that including：One housing, the housing includes：Front panel, rear board,
A middle plate is also equipped with bottom plate and cover plate, the housing；Control device, the control device bag are installed in the housing
Include：One industrial frequency rectifying filtering mechanism, an inverter, an intermediate-frequency transformer, one or two rectification mechanisms are sequentially connected in series, the control panel
Connect the input and secondary rectification mechanism output end of the inverter；Plastic packaging shell, described before being provided with one in the front panel
The current-carrying part of control panel is by gluing process plastic packaging in the preceding plastic packaging shell.
2. waterproof stick arc welder according to claim 1, it is characterised in that the inverter includes：Inversion plate, list
Pipe IGBT, IGBT radiator, the middle plate has middle plastic packaging shell, and the inversion plate is arranged on described by the middle plastic packaging shell
On middle plate；The metal pins of the single tube IGBT are welded on described by the inversion plate and the reserved hole position of the middle plastic packaging shell
Plastic packaging is carried out above inversion plate and using gluing process, the master chip of the single tube IGBT is installed on the IGBT radiators upper table
Face.
3. waterproof stick arc welder according to claim 1, it is characterised in that the industrial frequency rectifying filtering mechanism bag
Include：Rectifier bridge, filter capacitor, the filter capacitor are arranged on the middle plate lower surface, and the rectifier bridge is arranged on the bottom
Plate upper surface, and the rectifier bridge is arranged on the filter capacitor lower section.
4. waterproof stick arc welder according to claim 1, it is characterised in that described also including a PWM adjustment structures
PWM adjustment structures include：PWM chip and drive circuit, external characteristic control circuit and pi regulator circuit, current sampling circuit,
Voltage sampling circuit.
5. waterproof stick arc welder according to claim 1, it is characterised in that the front panel uses cambered plate, institute
State front panel outer surface and be provided with what is be connected with control device：Electric current display window, welding indicator lamp, protection indicator lamp, thrust
Air outlet is further opened with current adjusting knob, welding current adjusting knob, the front panel.
6. waterproof stick arc welder according to claim 1, it is characterised in that the front panel includes：Before being arranged on
The intermediate module of middle panel, the intermediate module is provided with negative pole output snap joint seat, the positive pole being connected with control device
Export snap joint seat.
7. waterproof stick arc welder according to claim 1, it is characterised in that the rear board includes：Back plate, it is described
One plastic housing is installed, the back plate is provided with the power switch being connected with control device, ground wire screw installation portion, prevented in the middle part of back plate
Water swivel installation portion；Offered in the plastic housing and radiator fan is housed on the inside of air inlet, the air inlet.
8. waterproof stick arc welder according to claim 1, it is characterised in that the control device also includes a wide electricity
Pressure detection tablet, plastic packaging shell is by gluing process plastic packaging and installs by Width funtion detection for the Width funtion detection tablet
On the middle plate.
9. waterproof stick arc welder according to claim 1, it is characterised in that the intermediate-frequency transformer passes through an intermediate frequency
Transformer bracket is arranged on the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621432829.XU CN206425667U (en) | 2016-12-26 | 2016-12-26 | Waterproof stick arc welder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621432829.XU CN206425667U (en) | 2016-12-26 | 2016-12-26 | Waterproof stick arc welder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206425667U true CN206425667U (en) | 2017-08-22 |
Family
ID=59586955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621432829.XU Active CN206425667U (en) | 2016-12-26 | 2016-12-26 | Waterproof stick arc welder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206425667U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106735743A (en) * | 2016-12-26 | 2017-05-31 | 上海沪通企业集团有限公司 | Waterproof stick arc welder |
-
2016
- 2016-12-26 CN CN201621432829.XU patent/CN206425667U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106735743A (en) * | 2016-12-26 | 2017-05-31 | 上海沪通企业集团有限公司 | Waterproof stick arc welder |
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