CN101648323A - Pneumoelectric dual control device - Google Patents
Pneumoelectric dual control device Download PDFInfo
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- CN101648323A CN101648323A CN200910306980A CN200910306980A CN101648323A CN 101648323 A CN101648323 A CN 101648323A CN 200910306980 A CN200910306980 A CN 200910306980A CN 200910306980 A CN200910306980 A CN 200910306980A CN 101648323 A CN101648323 A CN 101648323A
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- current path
- movable component
- control device
- splice terminal
- dual control
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Abstract
The invention discloses a pneumoelectric dual control device that comprising a base, a gas inlet joint, a gas outlet joint, a first splice terminal, a second splice terminal and an electromagnetic operating assembly arranged on the base. A current path on/off switching assembly is arranged between the two splice terminals. A gas channel is arranged between the gas inlet joint and the gas outlet joint. The gas channel is provided with a valve element that controls the opening and the closing of the gas channel. The valve element is connected with a drive active assembly capable of driving the valve element to act via a connecting rod. The electromagnetic operating assembly is arranged below a current path on/off switching assembly and the drive active assembly and is capable of controllingthe action switch of the current path on/off switching assembly and the drive active assembly. The invention can switch states of the gas channel and the current path simultaneously. Compared with theprior art, the control process is simplified, and a group of electromagnetic operating assemblies is saved, thereby reducing the cost. In addition, the invention is in an integral structure and has the advantages of small occupied space and convenient installation.
Description
Technical field
The present invention relates to a kind of control device, the particularly a kind of Pneumoelectric dual control device that can control gas passage and current path on off operating mode simultaneously.
Background technology
Existing electric welding machine generally uses electromagnetic gas valve and power switch device (as relay or contact switch etc.) respectively the break-make of gas passage and current path to be controlled, electromagnetic gas valve and power switch device generally all have Electromagnetically-operating assembly separately, thereby both Electromagnetically-operating assemblies are made action response according to different control signals respectively the on off operating mode of gas passage and current path is switched.When in fact electric welding machine is worked, gas passage and current path generally all need to close simultaneously or are open-minded, the on off operating mode that is gas passage and current path can switch simultaneously, electric welding machine only need be provided with the on off operating mode that a control signal just can be controlled gas passage and current path simultaneously, therefore employed electromagnetic gas valve of existing electric welding machine and power switch device can utilize single control device to replace, thereby reduce cost and control procedure is simplified.
Summary of the invention
For achieving the above object, the invention provides the Pneumoelectric dual control device that a kind of cost is low, easy for installation, can control the on off operating mode of gas passage and current path simultaneously.
The technical scheme that the present invention is adopted for its problem of solution is:
A kind of Pneumoelectric dual control device, comprise pedestal, described pedestal is provided with air inlet joint, air outlet adapter, be used for connecting respectively first splice terminal and second splice terminal and the Electromagnetically-operating assembly of input power cord out-put supply line, be provided with current path break-make changeover module between described first splice terminal and second splice terminal, be provided with gas passage between described air inlet joint and the air outlet adapter, be provided with the spool that the control gas passage opens and closes among the described gas passage, described spool is connected with the driving movable component that can drive the spool action by connecting rod, described Electromagnetically-operating assembly is arranged at current path break-make changeover module and drives the below of movable component, and the action that can control current path break-make changeover module and driving movable component is simultaneously switched.
Further, described current path changeover module is fixed in the top that drives movable component.
Further, described driving movable component comprises a seesaw, described spool links to each other with the elongated end of seesaw by connecting rod, described pedestal is provided with one and erects support chip, described seesaw can be that fulcrum is made tilting with the described support chip that erects, described driving movable component also comprises a back-moving spring, and described back-moving spring is serially connected with the elongated end of seesaw and erects between the support chip.
Further, described current path break-make changeover module comprises conductive metal sheet, and the terminals of described conductive metal sheet are electrically connected with first splice terminal, and the tip side of conductive metal sheet and second splice terminal form contact switch structure.
Further, forming the solenoid of electromagnet when described Electromagnetically-operating assembly comprises energising and be arranged at solenoid inside can be by the magnetized sucker of electromagnet, and the described driving movable component position relative with sucker is provided with the iron core that sucker attracted after can being magnetized.
Further, described connecting rod and drive movable component and spool between being connected to the bascule that the pivot knot that is involutory forms.
Further, the present invention also comprises a loam cake, and described loam cake cooperates formation one hermetically-sealed construction with pedestal.
The invention has the beneficial effects as follows: Electromagnetically-operating assembly of the present invention can be controlled current path break-make changeover module simultaneously and drive the action switching of movable component, thereby when moving, movable component can drive the control of spool action realization to the switching of gas passage owing to drive, the state of current path break-make changeover module has determined the on off operating mode of current path, therefore just can be simultaneously the state of gas passage and current path be switched by control Electromagnetically-operating assembly, compared with prior art, control procedure is simplified, and saved one group of Electromagnetically-operating assembly, reduced cost, in addition, the present invention is an overall structure, have take up room little, advantage easy for installation.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples:
Fig. 1 is a cut-away view of the present invention;
Fig. 2 is mounting structure figure of the present invention;
Fig. 3 is an exploded perspective view of the present invention;
Fig. 4 is the central cross-sectional view of Fig. 3.
The specific embodiment
Referring to figs. 1 through Fig. 4, a kind of Pneumoelectric dual control device of the present invention, comprise pedestal 1, pedestal 1 is provided with air inlet joint 6A, air outlet adapter 6B, be used for connecting respectively the first splice terminal 7A and the second splice terminal 7B and the Electromagnetically-operating assembly 4 of input power cord out-put supply line, wherein the air inlet joint 6A and the first splice terminal 7A are positioned at pedestal 1 one sides, air outlet adapter 6B is positioned at a relative side with the second splice terminal 7B, be provided with current path break-make changeover module 5 between the first splice terminal 7A and the second splice terminal 7B, current path break-make changeover module 5 comprises conductive metal sheet 50, the terminals 5A of described conductive metal sheet 50 is electrically connected with the first splice terminal 7A by lead L, and the tip side 5B of conductive metal sheet 50 and the second splice terminal 7B form contact switch structure K.When the tip side 5B contact of closed i.e. second splice terminal 7B of contact switch structure K and conductive metal sheet 50 is connected, the current path conducting; When contact switch structure K opened that promptly the tip side 5B of the second splice terminal 7B and conductive metal sheet 50 does not join, current path disconnected.The quantity of conductive metal sheet 50, the first splice terminal 7A and the second splice terminal 7B is provided with according to the number of phases of input power supply: when the input three-phase alternating current, conductive metal sheet 50 quantity are made as 3, the quantity of the first splice terminal 7A and the second splice terminal 7B also is made as 3 respectively simultaneously, connects the back and forms three separate current paths; When the input monophase current, then only the single current path need be set and then can.
Be provided with gas passage 6 between air inlet joint 6A and the air outlet adapter 6B, gas passage 6 is embedded in the pedestal 1, be provided with the spool 2 that control gas passage 6 opens and closes among the gas passage 6, wherein spool 2 mainly comprises air-flow connector 21 and piston 22, the upper end of air-flow connector 21 is a venthole, include the rubber terminal in the piston 22, when piston 22 is in lower position, the venthole of rubber terminal block airflow connector 21, gas passage 6 is blocked, when piston 22 is in upper position, the rubber terminal is started, gas is discharged from venthole, and the raceway groove that is provided with on air-flow connector 21 outflow, and gas passage 6 is open-minded.
In order to control the state of spool 2, spool 2 is connected with driving movable component 3 by connecting rod 20, make to drive spool 2 actions when driving movable component 3 actions simultaneously, thus the open and-shut mode of switching gas passage 6.As preferred embodiment, connecting rod 20 and drive movable component 3 and spool 2 between being connected to the bascule that the pivot knot that is involutory forms, make the activity of connecting rod 20 more flexible
Electromagnetically-operating assembly 4 is arranged at current path break-make changeover module 5 and drives the below of movable component 3, the action that can control current path break-make changeover module 5 and driving movable component 3 is simultaneously switched, as preferred embodiment, current path changeover module 5 is fixed in the top that drives movable component 3, this moment, current path break-make changeover module 5 and driving movable component 3 were linkage structure, current path break-make changeover module 5 actions simultaneously when 4 controls of Electromagnetically-operating assembly drive movable components 3 actions.
Electromagnetically-operating assembly 4 comprises that when energising forms the solenoid 40 of electromagnet and be arranged at solenoid inside can be by the magnetized sucker 41 of electromagnet, and the bottom of seesaw contact chip 3 and sucker 41 relative positions are provided with the iron core 30 that the sucker 41 after can being magnetized is attracted.The terminals 42 of solenoid 40 are arranged on the pedestal 1, when solenoid 40 energisings, sucker 41 is magnetized, because the bottom that drives movable component 3 and sucker 41 relative positions are provided with iron core 30, sucker 30 after one end of driving movable component 3 can be magnetized attracts, when solenoid 40 dead electricity, the sucking action that 30 pairs in sucker drives movable component 3 disappears.
Drive movable component 3 and comprise a seesaw 30, spool 2 links to each other with the elongated end 300 of seesaw 30 by connecting rod 20, simultaneously pedestal 1 is provided with one and erects support chip 8, driving a side application of force of movable component 3 when Electromagnetically-operating assembly 4 after, seesaw 30 can be that fulcrum is made tilting to erect support chip 8.In addition, drive movable component 3 and also comprise a back-moving spring 31, back-moving spring 31 is serially connected with the elongated end 300 of seesaw 30 and erects between the support chip 8, the elongated end of seesaw 30 300 with erect support chip 8 corresponding positions and be provided with and be convenient to colluding for a short time of back-moving spring 31 hook joints.
As preferred embodiment; the present invention can also comprise a loam cake 9; loam cake 9 cooperates formation one hermetically-sealed construction with pedestal 1; be installed on parts such as driving movable component 3 in the hermetically-sealed construction, Electromagnetically-operating assembly 4 and can access better protection, and can effectively avoid human body to touch inner parts and cause danger.
Control procedure of the present invention is as follows:
When electric welding machine welds action, solenoid 40 energisings, sucker 41 is magnetized, the seesaw 30 that drives movable component 3 is attracted, the contact switch structure K closure that the tip side 5B of conductive metal sheet 50 and the second splice terminal 7B form, the current path conducting, the input power supply is to the power supply of the device power circuit that the back connected; Because seesaw 3 moves as the tilting fulcrum to erect support chip 8, when driving movable component 3 was attracted, the elongated end 300 of seesaw 30 was by perk, the piston 22 of spool 2 is taken up simultaneously, gas can pass through spool 2 smoothly, and gas passage 6 is opened, the gas passage 6 machine rear end of supplying gas.
During electric welding machine welding release, solenoid 40 dead electricity, the attraction force that 41 pairs in sucker drives movable component 3 disappears, elongated end 300 effects of 6 pairs of seesaws 3 of back-moving spring make its downward tilting, the contact switch structure K of the tip side 5B of conductive metal sheet 50 and second splice terminal 7B composition opens at this moment, and current path disconnects; Piston 22 in the spool 2 is shifted to lower position with seesaw 3 simultaneously, and the venthole of block airflow connector 21 is given vent to anger, and gas can not pass through spool 2, and gas passage 6 is turned off.
Above-mentioned control procedure is simple, has saved one group of Electromagnetically-operating assembly with comparing originally, has reduced cost, can substitute employed electromagnetic gas valve and power switch device in the existing electric welding machine fully.
The present invention is except being applied on the electric welding machine; can also be applied on the machine of other break-makes that need control fluid passage and current path simultaneously; so long as the equalization of doing according to protection scope of the present invention is modified and changed, still belong within the scope that contains of the present invention.
Claims (8)
1.
A kind of Pneumoelectric dual control device, comprise pedestal (1), it is characterized in that described pedestal (1) is provided with air inlet joint (6A), air outlet adapter (6B), be used for connecting respectively first splice terminal (7A) and second splice terminal (7B) and the Electromagnetically-operating assembly (4) of input power cord out-put supply line, be provided with current path break-make changeover module (5) between described first splice terminal (7A) and second splice terminal (7B), be provided with gas passage (6) between described air inlet joint (6A) and the air outlet adapter (6B), be provided with the spool (2) that control gas passage (6) opens and closes among the described gas passage (6), described spool (2) is connected with the driving movable component (3) that can drive spool (2) action by connecting rod (20), described Electromagnetically-operating assembly (4) is arranged at current path break-make changeover module (5) and drives the below of movable component (3), and the action that can control current path break-make changeover module (5) and driving movable component (3) is simultaneously switched.
2.
A kind of Pneumoelectric dual control device according to claim 1 is characterized in that described current path changeover module (5) is fixed in the top that drives movable component (3).
3.
A kind of Pneumoelectric dual control device according to claim 1 and 2, it is characterized in that described driving movable component (3) comprises a seesaw (30), described spool (2) links to each other with the elongated end (300) of seesaw (30) by connecting rod (20), described pedestal (1) is provided with one and erects support chip (8), described seesaw (30) can be that fulcrum is made tilting with the described support chip (8) that erects, described driving movable component also comprises a back-moving spring (31), and described back-moving spring (31) is serially connected with the elongated end (300) of seesaw (30) and erects between the support chip (8).
4.
A kind of Pneumoelectric dual control device according to claim 1 and 2, it is characterized in that described current path break-make changeover module (5) comprises conductive metal sheet (50), the terminals (5A) of described conductive metal sheet (50) are electrically connected with first splice terminal (7A), and the tip side (5B) of conductive metal sheet (50) forms contact switch structure (K) with second splice terminal (7B).
5.
A kind of Pneumoelectric dual control device according to claim 4 is characterized in that the terminals (5A) of described conductive metal sheet are electrically connected with first splice terminal (7A) by lead (L).
6.
A kind of Pneumoelectric dual control device according to claim 1 and 2, it is characterized in that forming the solenoid (40) of electromagnet when described Electromagnetically-operating assembly (4) comprises energising and being arranged at solenoid inside can be by the magnetized sucker of electromagnet (41), and the position that described driving movable component (3) is relative with sucker (41) is provided with the iron core (32) that the sucker (41) after can being magnetized is attracted.
7.
A kind of Pneumoelectric dual control device according to claim 1, it is characterized in that described connecting rod (20) and drive movable component (3) and spool (2) between the being connected to pivot that is involutory tie the bascule that forms.
8.
A kind of Pneumoelectric dual control device according to claim 1 is characterized in that also comprising a loam cake (9), and described loam cake (9) cooperates formation one hermetically-sealed construction with pedestal (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009103069807A CN101648323B (en) | 2009-09-14 | 2009-09-14 | Pneumoelectric dual control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009103069807A CN101648323B (en) | 2009-09-14 | 2009-09-14 | Pneumoelectric dual control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101648323A true CN101648323A (en) | 2010-02-17 |
| CN101648323B CN101648323B (en) | 2012-02-29 |
Family
ID=41670705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009103069807A Expired - Fee Related CN101648323B (en) | 2009-09-14 | 2009-09-14 | Pneumoelectric dual control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101648323B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104475930A (en) * | 2014-12-05 | 2015-04-01 | 江门市保值久机电有限公司 | Gas-shielded welder without control circuit board |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2054938U (en) * | 1989-01-06 | 1990-03-21 | 张险峰 | Non-friction contact multiple point line switch |
| US20070039935A1 (en) * | 2005-08-17 | 2007-02-22 | Lincoln Global, Inc. | Contactor for welding wire feeder |
| CN101527208B (en) * | 2009-04-16 | 2011-04-06 | 江门市保值久机电有限公司 | Motor type soft start switch |
| CN201511220U (en) * | 2009-09-14 | 2010-06-23 | 江门市保值久机电有限公司 | Gas and electric dual controller |
-
2009
- 2009-09-14 CN CN2009103069807A patent/CN101648323B/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104475930A (en) * | 2014-12-05 | 2015-04-01 | 江门市保值久机电有限公司 | Gas-shielded welder without control circuit board |
| CN104475930B (en) * | 2014-12-05 | 2017-05-31 | 江门市保值久机电有限公司 | A kind of gas-shielded welder without control board |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101648323B (en) | 2012-02-29 |
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Granted publication date: 20120229 Termination date: 20120914 |