CN210188783U - Portable electric welding machine - Google Patents
Portable electric welding machine Download PDFInfo
- Publication number
- CN210188783U CN210188783U CN201920645208.7U CN201920645208U CN210188783U CN 210188783 U CN210188783 U CN 210188783U CN 201920645208 U CN201920645208 U CN 201920645208U CN 210188783 U CN210188783 U CN 210188783U
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- fan
- box
- electric welding
- portable electric
- control circuit
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- 238000003466 welding Methods 0.000 title claims abstract description 41
- 230000005611 electricity Effects 0.000 claims abstract description 4
- 238000000605 extraction Methods 0.000 claims abstract description 4
- 230000000994 depressogenic effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 230000002349 favourable effect Effects 0.000 description 7
- 238000010891 electric arc Methods 0.000 description 6
- 230000000007 visual effect Effects 0.000 description 4
- 238000009826 distribution Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
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Abstract
The utility model belongs to welding equipment refers in particular to a portable electric welding, including the box, be provided with control circuit board in the box, control circuit board electricity is connected with group battery, step-down transformer, first fan, second fan, opens and stops the switch, opens and stops the outside power supply/outage of on-off control group battery, and first fan and second fan set up respectively in the both sides of box, and the outside of box is provided with the extraction joint of connecting step-down transformer, the utility model provides a portable electric welding that battery powered, radiating effect are good, be convenient for the operation and conveniently carry.
Description
Technical Field
The utility model belongs to welding equipment refers in particular to a portable electric welding machine.
Background
The electric welder is a welding machine which utilizes the high-temperature electric arc generated when the anode and the cathode are in instant short circuit to melt the welding flux on the welding rod and the welded material so as to combine the contacted object. Because the electric welding machine utilizes ubiquitous electric energy to convert into heat energy, the electric welding machine is applied to various fields, and particularly on workpieces with high requirements on strength, metal materials can be instantly and permanently connected together.
The current electric welding machine is generally powered by an alternating current power grid, and the power supply is 380/220V. And in outdoor or emergency situations, users are often required to have their own power source. At present, an electric welding machine with a power supply is usually adopted, the power generation motor needs gasoline to drive to generate electric energy, the weight and the volume are large, the carrying and the placement are inconvenient, and the use cost is high.
Therefore, a portable and convenient electric welding machine is needed.
SUMMERY OF THE UTILITY MODEL
For overcoming the not enough and problem that exists of prior art, the utility model provides a portable electric welding that battery powered, radiating effect are good, be convenient for operate and conveniently carry.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a portable electric welding, includes the box, is provided with control circuit board in the box, and control circuit board electricity is connected with group battery, step-down transformer, first fan, second fan, opens and stops the switch, opens and stops the outside power supply/outage of on-off control group battery, and first fan and second fan set up respectively in the both sides of box, and the outside of box is provided with the joint of drawing forth of connecting step-down transformer.
Preferably, the integral structure of the box body is in a shape of a suitcase, the box body comprises an upper box shell and a lower box shell which are hinged with each other, and the upper box shell and the lower box shell are fixedly sealed through a buckle; and a locking piece is arranged at the joint of the sealed state of the box body.
Preferably, the locking member is an expansion screw.
Preferably, the first fan and the second fan are respectively arranged at two sides of the battery pack, the first fan and the second fan are started, the first fan supplies air to the inside of the box body, and the second fan supplies air to the outside of the box body.
Preferably, the outer side of the box body is respectively and fixedly provided with a first filter screen and a second filter screen, the first filter screen is covered on the first fan, and the second filter screen is covered on the second fan.
Preferably, the battery pack comprises a plurality of batteries, the batteries are respectively and electrically connected with the control circuit board, and the control circuit board can independently control any battery.
Preferably, the control circuit board and the step-down transformer are connected together through a magnetic switch, the start-stop switch is pressed down, the magnetic switch is closed, and the plurality of batteries supply power to the step-down transformer.
Preferably, a charging interface exposed out of the box body is arranged on the box body, and the charging interface is connected with the battery pack.
Preferably, the battery pack is fixedly arranged in the box body through a hoop.
Compared with the prior art, the utility model outstanding and profitable technological effect is:
(1) the utility model discloses in, including the box, be provided with control circuit board in the box, control circuit board electricity is connected with group battery, step-down transformer, first fan, second fan, opens the stop switch, and this portable electric welding uses the group battery as the power, consequently does not receive service environment to restrict, and the part of equipment is integrated on the box, consequently has portable, convenient to use and simple structure's advantage.
(2) The utility model discloses in, first fan and second fan set up the both sides at the group battery respectively, start first fan and second fan, first fan is to the internal air supply of box, the second fan is to the external air supply of box, the group battery is as the main thermal part that produces, first fan and second fan mainly used give the group battery heat dissipation, the air is in getting into the box by first fan, again outside being sent out the box by the second fan, and the heat in the box is taken away to the air, consequently, the heat that further is favorable to the box gives off, when the air flows in the box, can form air cycle in the box, be favorable to taking away control circuit board, the group battery, step-down transformer's surface heat, consequently, this portable electric welding during operation has the advantage that the radiating effect is good.
(3) In the utility model, the whole structure of the box body is in the shape of a suitcase, so that the box body is further convenient to carry, the box body comprises an upper box shell and a lower box shell which are mutually hinged, and the upper box shell and the lower box shell are fixedly sealed through a buckle; and, be provided with the retaining member in box encapsulated situation's seam crossing, the retaining member is the inflation screw, consequently this portable electric welding of production equipment has convenient and fast's advantage, and the box just can be opened with the help of the instrument to the design of retaining member, consequently avoids non-professional to open the box.
(4) The utility model discloses in, the group battery includes a plurality of batteries, but the arbitrary battery of control circuit board independent control, therefore the steerable single battery of control circuit board is to the device power supply, also can control a plurality of batteries and to the device power supply, but the energy of rational distribution group battery to this portable electric welding can work longer time.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic structural view in an open state of the present invention;
FIG. 3 is a schematic block diagram of a control circuit of the present invention;
in the figure: 1-lower box shell, 2-upper box shell, 3-first fan, 4-second fan, 5-start-stop switch, 6-charging interface, 7-step-down transformer, 8-control circuit board, 9-positive interface, 10-negative interface, 11-first filter screen, 12-second filter screen, 13-handle, 14-battery, 15-hoop, 16-buckle, 17-locking piece, 18-display screen, 19-magnetic switch, 20-rotation sensor, 21-alarm and 22-temperature sensor.
Detailed Description
To facilitate understanding of those skilled in the art, the present invention will be further described with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-3, a portable electric welding machine, the power distribution box comprises a box body, be provided with control circuit board 8 in the box, control circuit board 8 is connected with the group battery, step-down transformer 7, first fan 3, second fan 4, start stop switch 5 control group battery and outwards supply power/cut off the power supply, control circuit board 8, the group battery, step-down transformer 7 is fixed respectively and is set up in the box, control circuit board 8, the group battery, keep away from each other between step-down transformer 7, control circuit board 8, the group battery, the space has between step-down transformer 7, thereby avoid control circuit board 8, the group battery, the heat that step-down transformer.
The integral structure of the box body is in a shape of a suitcase, the box body comprises an upper box shell 2 and a lower box shell 1 which are mutually hinged, and the upper box shell 2 and the lower box shell 1 are fixedly sealed through a buckle 16; thereby go up case shell 2 lid and establish on case shell 1 down and seal up group battery, control circuit board 8 and step-down transformer 7 between last case shell 2 and case shell 1 down to, be provided with retaining member 17 in the seam crossing of box encapsulated situation, the outside of case shell 1 is articulated to have handle 13 down, and handle 13 is favorable to portable this portable electric welding of carrying, therefore this portable welding machine has handsome in appearance and convenient to carry's advantage.
Retaining member 17 is the expansion screw, and retaining member 17 is fixed upper box shell 2 and lower box shell 1 together, needs to adopt the instrument just can open, consequently avoids non-professional to open the box.
The first fan 3 and the second fan 4 are respectively arranged at two sides of the battery pack, the first fan 3 and the second fan 4 are started, the first fan 3 supplies air to the inside of the box body, and the second fan 4 supplies air to the outside of the box body.
The group battery is to first fan 3, the power supply of second fan 4, and first fan 3 and second fan 4 start to drive the interior and the outer air current circulation of box, accelerate the heat in the box to give off, especially the group battery is as the part of main production of heat, and first fan 3 and second fan 4 set up respectively in the both sides of group battery, and first fan 3 and second fan 4 mainly dispel the heat to the group battery. The air is in by first fan 3 entering box, it is external by second fan 4 propelling movement box again, and the heat in the box is taken away to the air, consequently, the heat that further is favorable to the box gives off, the group battery, the space has between control circuit board 8 and the step-down transformer 7, the air when flowing in the box, can be at the group battery, the space flows between control circuit board 8 and the step-down transformer 7, the external air cycle that forms of box, be favorable to taking away the group battery, the surface heat of control circuit board 8 and step-down transformer 7.
The outside of box is fixed respectively and is provided with first filter screen 11 and second filter screen 12, and first filter screen 11 lid is established on first fan 3, and second filter screen 12 lid is established on second filter screen 12, and first filter screen 11 and second filter screen 12 avoid external impurity to get into the box from first fan 3 and second fan 4 in, guarantee the stability of equipment work, are favorable to increase of service life.
The battery pack comprises a plurality of batteries 14, the number of the batteries 14 is 3, and the control circuit board 8 can independently control any battery 14. The control circuit board 8 may thus control a single battery 14 to supply power to the device, and may also control a plurality of batteries 14 to supply power to the device.
When using this portable electric welding, press and open stop switch 5, 8 steerable a plurality of batteries 14 of control circuit board are to step down transformer 7 input high voltage, the low current, convert into high current output after the conversion through step down transformer 7, further be favorable to forming high temperature electric arc between positive interface 9 and the negative pole interface 10, 8 steerable single batteries of control circuit board are 14 to first fan 3 and the power supply of second fan 4 simultaneously, first fan 3 and second fan 4 are through single battery drive, the electric current that has the low-voltage on first fan 3 and the second fan 4, thereby the main electric energy of group battery is used for producing high temperature electric arc, the energy distribution of group battery is reasonable, thereby this portable electric welding can work longer time.
When using this portable electric welding, press and open stop switch 5, first fan 3 and the work of second fan 4 can form high temperature electric arc on anodal interface 9 and negative pole interface 10 and be used for cutting and welding, press again and open stop switch 5, first fan 3 and the stop work of second fan 4, anodal interface 9, negative pole interface 10 are in the off-state with the group battery.
The voltage of the battery 14 can be 12V, so that the voltage formed by the battery pack can be 36V, and the 36V voltage is safe voltage, thereby avoiding the damage to a human body caused by the problem of the battery pack on the box body when a user carries the box body.
The control circuit board 8 and the step-down transformer 7 are connected together through a magnetic switch 19, the magnetic switch 19 can be an electromagnetic relay, the start-stop switch 5 is pressed down, the magnetic switch 19 is closed, and the plurality of batteries 14 supply power to the step-down transformer 7.
Be provided with on the box and expose in the external interface 6 that charges of box, interface 6 connection group battery charges, and interface 6 external power source can be connected to the interface that charges to the external power source accessible charges for the group battery 6.
The battery pack is fixedly arranged in the box body through a hoop 15.
Still be connected with display screen 18 on the control circuit board 8, but control circuit board 8 real-time detection battery voltage to the electric quantity of demonstration group battery on display screen 18, in good time suggestion user charges for the group battery, avoids the group battery not have the electric quantity to lead to the problem that can not use. The display 18 may also be a permanent calendar to facilitate user inquiry.
The control circuit board 8 is also connected with an alarm 21, the alarm 21 has an audible and visual alarm function, when the electric quantity of the battery pack is lower than a preset value, the magnetic switch 19 is switched off, the step-down transformer 7 stops working, and the alarm 21 gives an audible and visual alarm and prompts the battery pack on the display screen 18 to be charged.
Still be connected with temperature sensor 22 on the control circuit, temperature sensor 22 is used for the temperature of detection device, avoid the device to work under abnormal temperature, temperature sensor 22 can be a plurality ofly, temperature sensor 22 can one-to-one correspond to the group battery, magnetic switch 19, step-down transformer 7, a plurality of temperature sensor 22 detect the group battery respectively, the temperature of magnetic switch 19 and step-down transformer, when the temperature that detects is greater than the default, magnetic switch 19 breaks off, step-down transformer 7 stops working, audible and visual alarm signal is sent out to alarm 21, and show on display screen 18 specifically which device the temperature is unusual.
The control circuit is further connected with a rotation sensor 20, the rotation sensor 20 can detect the working conditions of the first fan 3 and the second fan 4, the rotation sensor 20 can be multiple, the rotation sensors 20 are in one-to-one correspondence with the first fan 3 and the second fan 4, the rotation sensors 20 can detect the working conditions of the first fan 3 and the second fan 4 respectively, when any one or all of the first fan 3 and the second fan 4 stops working, the corresponding rotation sensor 20 sends a signal to the control circuit board 8, the magnetic switch 19 is switched off, the step-down transformer 7 stops working, the alarm 21 sends out an audible and visual alarm signal, and the display screen 18 displays which device is abnormal.
Under the control of the control circuit board, the rated output current of the step-down transformer 7 is 100A to 110A, and the portable electric welding machine can continuously work for 9 minutes under the rated output current.
The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (9)
1. The utility model provides a portable electric welding, a serial communication port, including the box, be provided with control circuit board (8) in the box, control circuit board (8) electricity is connected with the group battery, step-down transformer (7), first fan (3), second fan (4), open and stop switch (5) control group battery and outwards supply power/cut off the power supply, first fan (3) and second fan (4) set up respectively in the both sides of box, the outside of box is provided with the extraction joint of connecting step-down transformer (7).
2. The portable electric welding machine according to claim 1, characterized in that the whole structure of the case is in the shape of a suitcase, the case comprises an upper case (2) and a lower case (1) which are hinged to each other, and the upper case (2) and the lower case (1) are fixedly sealed by a buckle (16); and a locking piece (17) is arranged at the joint of the sealed state of the box body.
3. A portable electric welding machine according to claim 2 wherein the locking member (17) is an expansion screw.
4. The portable electric welding machine according to claim 1, characterized in that the first fan (3) and the second fan (4) are respectively arranged at two sides of the battery pack, the first fan (3) and the second fan (4) are started, the first fan (3) supplies air into the box body, and the second fan (4) supplies air to the outside of the box body.
5. A portable electric welding machine as in claim 1 wherein the outer side of the case is fixedly provided with a first filter screen (11) and a second filter screen (12), respectively, the first filter screen (11) is covered on the first fan (3) and the second filter screen (12) is covered on the second fan (4).
6. A portable electric welding machine according to claim 1 wherein the battery pack comprises a plurality of batteries (14), the batteries (14) being electrically connected to the control circuit board (8), the control circuit board (8) being adapted to control any of the batteries (14) individually.
7. A portable electric welding machine according to claim 6 wherein the control circuit board (8) and the step-down transformer (7) are connected together by a magnetic switch (19) and the start-stop switch (5) is depressed, the magnetic switch (19) being closed and the plurality of batteries (14) supplying power to the step-down transformer (7).
8. The portable electric welding machine according to claim 1, characterized in that the case is provided with a charging interface (6) exposed outside the case, and the charging interface (6) is connected with a battery pack.
9. A portable electric welding machine according to claim 1 or 6 or 7 or 8 wherein the battery pack is fixedly arranged in the tank by means of a hoop (15).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2018222050849 | 2018-12-26 | ||
| CN201822205084 | 2018-12-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210188783U true CN210188783U (en) | 2020-03-27 |
Family
ID=69881577
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920645208.7U Expired - Fee Related CN210188783U (en) | 2018-12-26 | 2019-05-07 | Portable electric welding machine |
| CN201920644597.1U Active CN210188782U (en) | 2018-12-26 | 2019-05-07 | Portable electric welding machine |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920644597.1U Active CN210188782U (en) | 2018-12-26 | 2019-05-07 | Portable electric welding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN210188783U (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112743233B (en) * | 2021-01-07 | 2023-04-07 | 湖北品壹光电科技有限公司 | Handheld laser welding all-in-one machine for welding thin plates |
-
2019
- 2019-05-07 CN CN201920645208.7U patent/CN210188783U/en not_active Expired - Fee Related
- 2019-05-07 CN CN201920644597.1U patent/CN210188782U/en active Active
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| Publication number | Publication date |
|---|---|
| CN210188782U (en) | 2020-03-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200327 |
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| CF01 | Termination of patent right due to non-payment of annual fee |