CN101766857A - Pneumatic and electric coupled switch - Google Patents
Pneumatic and electric coupled switch Download PDFInfo
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- CN101766857A CN101766857A CN200810246784A CN200810246784A CN101766857A CN 101766857 A CN101766857 A CN 101766857A CN 200810246784 A CN200810246784 A CN 200810246784A CN 200810246784 A CN200810246784 A CN 200810246784A CN 101766857 A CN101766857 A CN 101766857A
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- control module
- circuit control
- gas circuit
- pneumatic
- electric coupled
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Abstract
The invention provides a pneumatic and electric coupled switch, which comprises an electric circuit control module, an air circuit control module, an actuating piece and a driving piece, wherein the electric circuit control module is connected with a power supply and is used to control the state of connection between the pneumatic and electric coupled switch and the power supply; the air circuit control module is connected with an air source and is used to control the state of connection between the pneumatic and electric coupled switch and the air source; the actuating piece is operationally connected with the electric circuit control module and the air circuit control module to actuate the operation of the electric circuit control module and the air circuit control module; and the driving piece is used to connect the actuating piece with the air circuit control module. The electric circuit control module has a first state and a second state. The air circuit control module has a first position, a second position and a third position. When the electric circuit control module is in the first state, the electric circuit control module is disconnected with the power supply and the air circuit control module is at the first position at the moment, so the pneumatic and electric coupled switch is disconnected with an air circuit; and when the electric circuit control module is in the second state, the electric circuit control module is connected with the power supply and the air circuit control module is at the second position or the third position at the moment, so the pneumatic and electric coupled switch is connected with the air circuit.
Description
Technical field
The present invention relates to medical instruments field, relate to the Pneumatic and electric coupled switch that for example is used for anesthetic machine particularly.
Background technology
In the prior art, the power supply of anesthetic machine control and source of the gas control are isolating separately, and under the situation of anesthetic machine outage, if source of the gas does not disconnect, then anesthetic machine still is in aeration status, and ventilation can not get controlling, the danger that this can cause the patient undoubtedly; Under the situation of cutting off source of the gas, if power supply does not cut off, then anesthetic machine is also in running order, and existing anesthetic machine mostly is electronic gas control type greatly, and under the situation that does not have source of the gas to drive, the energising of anesthetic machine operation is without any practical significance.
Summary of the invention
The purpose of this invention is to provide a kind of Pneumatic and electric coupled switch, it can be controlled the power supply of anesthetic machine and the break-make of source of the gas simultaneously.
At above-mentioned purpose, according to the invention provides a kind of Pneumatic and electric coupled switch, comprising: the circuit control module is connected to power supply and controls Pneumatic and electric coupled switch and the connected state of power supply; The gas circuit control module links to each other with source of the gas and controls the connected state of Pneumatic and electric coupled switch and source of the gas; Actuated piece functionally is connected in circuit control module and gas circuit control module, to cause the operation of circuit control module and gas circuit control module; Driving member links to each other actuated piece with the gas circuit control module; The circuit control module has first state and second state, the gas circuit control module has primary importance, the second position and the 3rd position, the circuit control module disconnects with power supply in first state, and the gas circuit control module is in primary importance at this moment, thereby disconnects with gas circuit; The circuit control module is connected with power supply in second state, and the gas circuit control module is in the second position or the 3rd position at this moment, thereby is communicated with gas circuit.
Preferably, according to Pneumatic and electric coupled switch of the present invention, wherein, the gas circuit control module comprises: switch piece, be connected in driving member, and under the driving of actuated piece, enter primary importance, the second position and the 3rd position respectively, be formed with first corresponding with primary importance, the second position and the 3rd position respectively location division, second location division and the 3rd location division on the location end face of switch piece, first location division is recessed, second location division and the 3rd location division are boss, and first position point is between second location division and the 3rd location division.And can rotate with connecting rod; Gas path control valve, related with switch piece and switch connected state with gas circuit with the action of switch piece.
Preferably, according to Pneumatic and electric coupled switch of the present invention, wherein, driving member is a connecting rod, and first end of connecting rod is connected to actuated piece, and to rotate under the driving of actuating module, second end of connecting rod is connected in keeper.
Preferably, according to Pneumatic and electric coupled switch of the present invention, wherein, the both sides of second location division and the 3rd location division are formed with the inclined-plane separately.
Preferably, according to Pneumatic and electric coupled switch of the present invention, wherein, the form as one structure of formula of connecting rod and switch piece.
Preferably, according to Pneumatic and electric coupled switch of the present invention, wherein, connecting rod and switch piece are fixed together with inserting mode, are formed with groove on second end of connecting rod, are formed with the Plug Division with groove fit on the link of switch piece.
Preferably, according to Pneumatic and electric coupled switch of the present invention, wherein, first end of connecting rod forms wedge structure.
Preferably, Pneumatic and electric coupled switch according to the present invention also comprises: fixed block is set on the connecting rod and between switch piece and circuit control module; Fixing head is fixed together circuit control module and gas circuit control module.
Preferably, according to Pneumatic and electric coupled switch of the present invention, wherein, gas path control valve comprises first gas circuit and second gas circuit, and when switch piece was in primary importance, first gas circuit and second gas circuit were all closed; When switch piece was in the second position, first gas circuit was communicated with and second gas circuit is closed; When switch piece was in the 3rd position, second gas circuit was communicated with and first gas circuit is closed.
Preferably, also comprise support, actuated piece is connected with the circuit control module according to Pneumatic and electric coupled switch of the present invention.
The present invention has following technique effect:
Can when cutting off the electricity supply, cut off gas circuit according to Pneumatic and electric coupled switch of the present invention, thereby avoid patient's life security is caused adverse effect, and this Pneumatic and electric coupled switch is simple in structure, is easy for installation and maintenance.
Should be appreciated that above generality is described and the following detailed description is all enumerated and illustrative, purpose is for to the claimed further instruction that the invention provides.
Description of drawings
Accompanying drawing constitutes the part of this description, is used to help further understand the present invention.These accompanying drawings illustrate some embodiments of the present invention, and are used for illustrating principle of the present invention with description.Identical in the accompanying drawings parts are represented with identical label.In the accompanying drawing:
Fig. 1 is the assembly structure sketch map of Pneumatic and electric coupled switch according to an embodiment of the invention;
Fig. 2 is the decomposition texture sketch map of Pneumatic and electric coupled switch according to an embodiment of the invention;
Fig. 3 is the sketch map of drive mechanism according to an embodiment of the invention;
Fig. 4 is the decomposition texture sketch map of Pneumatic and electric coupled switch according to another embodiment of the present invention, has wherein omitted actuating module; And
Fig. 5 is the sketch map of drive mechanism according to another embodiment of the present invention.
The specific embodiment
Below with reference to accompanying drawings and in conjunction with instantiation the specific embodiment of the present invention is described.
At first, wherein show assembling assumption diagram according to Pneumatic and electric coupled switch of the present invention with reference to Fig. 1.As shown in the figure, this Pneumatic and electric coupled switch comprises: circuit control module 8 is connected to power supply and controls Pneumatic and electric coupled switch and the connected state of power supply; Gas circuit control module (comprising cam as described below (switch piece) 4 and gas path control valve 6) links to each other with source of the gas and controls the connected state of described Pneumatic and electric coupled switch and described source of the gas; Knob (actuated piece) 1 functionally is connected in circuit control module 8 and gas circuit control module, with the operation (that is cut-out/connection operation) that causes circuit control module 8 and gas circuit control module; And connecting rod (driving member) 2, it links to each other knob 1 with the gas circuit control module, and between circuit control module 8 and gas circuit control module.Particularly, circuit control module 8 has off-state (first state) and closure state (second state), and gas circuit control module (being in particular cam 4) has primary importance 00, the second position 10 and the 3rd position 11.Circuit control module 8 disconnects from power supply under off-state, and cam 4 can be in primary importance 00 at this moment, to disconnect being communicated with of gas circuit control module (being in particular gas path control valve 6) and gas circuit; Circuit control module 8 is connected with power supply in closure state, and cam is in the second position 10 or the 3rd position 11 4 this moments, so that gas path control valve 6 is communicated with gas circuit.
As shown in Figure 1, actuated piece can be knob 1, circuit control module 8 is connected to power supply and related with knob 1, this circuit control module 8 is under the driving of knob 1 and switch between off-state and closure state, promptly, come the state of commutation circuit control module 8 by turning knob 1, meanwhile also control the position of cam 4.Pneumatic and electric coupled switch of the present invention is support 7 also, and it is connected knob 1 with circuit handover module 8.In the present embodiment, knob 1, support 7 and circuit handover module 8 are assembled into an integral structure component, three parts of this of constituent components all are the parts of buying from ABB AB, be respectively M3SS1-10B switching knob, MCBH-00 switch bracket and MCB-01 switch module, for the sake of brevity, in the detailed description of this omission to its concrete structure and operating principle.
With reference to Fig. 2,3 as seen, the first end 2a of above-mentioned connecting rod 2 is connected to circuit control module 8, and can rotate (that is, rotating along with the rotation of knob 1) under the driving of knob 1; The second end 2b of connecting rod 2 is connected in cam 4, rotates together to drive cam 4, and then enters in the different positions.Preferably, as shown in Figure 3, for the ease of connection, the first end 2a of connecting rod 2 forms wedge structure, the shape of the link slot (not shown) in this wedge structure and the knob 1 is corresponding.
In a preferred embodiment, the form as one structure of formula of connecting rod 2 and cam 4, as shown in Figure 3; And in further embodiments, connecting rod 2 and cam 4 are fixed together with inserting mode, as shown in Figure 5, be formed with four groove 2c on the second end 2b of connecting rod 2, be formed with four Plug Division 4h that cooperate with groove 2c on the link of cam 4 accordingly, can finish among the groove 2c being connected of connecting rod 2 and cam 4 by Plug Division 4h is inserted.
Further, as shown in Figure 3, be formed with on the location end face of cam 4 respectively and the primary importance 00 of gas circuit control module, the second position 10 and the corresponding first location division 4a, the second location division 4b and the 3rd location division 4c in the 3rd position 11, as shown in the figure, the first location division 4a is recessed, the second location division 4b and the 3rd location division 4c are for being boss, and the first location division 4a is between the second location division 4b and the 3rd location division 4c.When cam 4 is positioned at primary importance 00, two control spool (not shown) in the first location division 4a and the gas path control valve 6 contact, because the first location division 4a is designed to recessed structure, therefore two control spools all are in the state of upspringing, promptly, be received in the concave configuration, thereby disconnect being connected of gas path control valve 6 and gas circuit; When cam 4 is positioned at the second position 10, the second location division 4b contacts with the first control spool of gas circuit control module 6, or when cam 4 is positioned at the 3rd position 11, the 3rd location division 4c contacts with the second control spool of gas circuit control module 6, because the second location division 4b and the 3rd location division 4c are designed to boss structure, therefore the first control spool or the second control spool can be in the state that is depressed, thereby gas circuit control module 6 is communicated with gas circuit.
Particularly, gas path control valve 6 comprises first gas circuit and second gas circuit of being controlled by the above-mentioned first control spool and the second control spool respectively, as shown in Figure 2, first gas circuit comprises the first inlet end 6a and the first outlet side 6b, and second gas circuit comprises the second inlet end 6c and the second outlet side 6d.When cam 4 was in primary importance 00, because the first control spool and the second control spool are all upspring (being received among the first location division 4a of cam 4), therefore first gas circuit and second gas circuit were all closed; When cam 4 was in the second position 10, the first control spool was depressed by the second location division 4b of cam 4, then first gas circuit be communicated with and this moment second gas circuit still close; When cam 4 was in the 3rd position 11, the second control spool was depressed by the 3rd location division 4c of cam 4, the first control valve core reset, thus second gas circuit is communicated with and first gas circuit is closed.
Just can realize Synchronization Control by above-mentioned structure,, when cutting off source of the gas, also cut off the connection of gas circuit by this Pneumatic and electric coupled switch to power supply and gas circuit; And when power connection, can control two different gas circuits respectively, and can between the two, switch easily by two location divisions.
Preferably, as shown in Figure 3, the both sides of the second location division 4b of boss 4 are formed with inclined- plane 4d, 4e, and the both sides of the 3rd location division 4c are formed with inclined- plane 4f, 4g, and the effect on these inclined-planes is to make boss 4 can more easily carry out the position to switch.There is foregoing description as can be known, boss 4 can be along with connecting rod 2 rotates under the driving of knob 1a, when being in initial primary importance 00, the first control spool of gas circuit control module 6 and the second control spool all are accommodated in down among the first location division 4a of female type, when pivot link 2, boss 4 can be transformed into the second position 10 or the 3rd position 11 from primary importance 00, in this position transformation process, inclined- plane 4d, 4e and 4f, 4g can make the control valve core or second of winning control spool and more easily slide on the second location division 4b or the 3rd location division 4c.
Further, as shown in Figure 2, Pneumatic and electric coupled switch according to the present invention also comprises: fixed block 3, and it is set on the connecting rod 2 and between cam 4 and circuit control module 8; And fixing head 5, it is fixed together circuit control module 8 and gas circuit control module 6, thus it is as a whole that whole Pneumatic and electric coupled switch is formed.Fig. 2 and Fig. 4 show two embodiment according to Pneumatic and electric coupled switch of the present invention respectively, wherein, the structure of the fixing head 4 among Fig. 2 and Fig. 4 is slightly different, and fixed block among Fig. 23 and fixing head 5 are two independent parts, the structure of formula and fixed block 3 shown in Fig. 4 and fixing head 5 form as one.As seen from the figure, fixing head 4 is fixed together from both sides with circuit control module 8 and gas circuit control module 6 by screw.
Be the preferred embodiments of the present invention only below, be not limited to the present invention, for a person skilled in the art, the present invention can have various changes and variation.All any modifications of being done within the spirit and principles in the present invention, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a Pneumatic and electric coupled switch is characterized in that, described Pneumatic and electric coupled switch comprises:
Circuit control module (8) is connected to power supply and controls the connected state of described Pneumatic and electric coupled switch and described power supply;
The gas circuit control module links to each other with source of the gas and controls the connected state of described Pneumatic and electric coupled switch and described source of the gas;
Actuated piece (1) functionally is connected in described circuit control module and described gas circuit control module, to cause the operation of described circuit control module and described gas circuit control module;
Driving member (2) links to each other described actuated piece with described gas circuit control module;
Described circuit control module has first state and second state, and described gas circuit control module has primary importance (00), the second position (10) and the 3rd position (11), wherein,
Described circuit control module disconnects with described power supply in described first state, and described gas circuit control module is in described primary importance at this moment, thereby disconnects with described gas circuit;
Described circuit control module is connected with described power supply in described second state, and described gas circuit control module is in the described second position or described the 3rd position at this moment, thereby is communicated with described gas circuit.
2. Pneumatic and electric coupled switch according to claim 1 is characterized in that, described gas circuit control module comprises:
Switch piece (4) is connected in described driving member, and under the driving of described actuated piece, enter described primary importance respectively, the second position and the 3rd position, be formed with on the location end face of described switch piece respectively and described primary importance, the second position and the 3rd
First location division (4a) of position correspondence, second location division (4b) and the 3rd location division (4c), wherein, described first location division is recessed, and described second location division and the 3rd location division are boss, and described first position point is between described second location division and described the 3rd location division.And can rotate with described connecting rod;
Gas path control valve (6), related with described switch piece and switch connected state with gas circuit with the action of described switch piece.
3. Pneumatic and electric coupled switch according to claim 2, it is characterized in that described driving member is connecting rod (2), first end (2a) of described connecting rod is connected to described actuated piece, to rotate under the driving of described actuating module, second end (2b) of described connecting rod is connected in described keeper.
4. Pneumatic and electric coupled switch according to claim 2 is characterized in that,
The both sides of described second location division and the 3rd location division are formed with inclined-plane (4d, 4e separately; 4f, 4g).
5. Pneumatic and electric coupled switch according to claim 3 is characterized in that, the form as one structure of formula of described connecting rod and described switch piece.
6. Pneumatic and electric coupled switch according to claim 3, it is characterized in that, described connecting rod and described switch piece are fixed together with inserting mode, wherein, be formed with groove (2c) on second end of described connecting rod, be formed with Plug Division (4h) on the link of described switch piece with described groove fit.
7. Pneumatic and electric coupled switch according to claim 3 is characterized in that, first end of described connecting rod forms wedge structure.
8. Pneumatic and electric coupled switch according to claim 3 is characterized in that, also comprises:
Fixed block (3) is set on the described connecting rod and between described switch piece and described circuit control module;
Fixing head (5) is fixed together described circuit control module and described gas circuit control module.
9. Pneumatic and electric coupled switch according to claim 1 is characterized in that, described gas path control valve comprises first gas circuit and second gas circuit, wherein,
When described switch piece was in described primary importance, described first gas circuit and described second gas circuit were all closed;
When described switch piece was in the described second position, described first gas circuit was communicated with and described second gas circuit is closed;
When described switch piece was in described the 3rd position, described second gas circuit was communicated with and described first gas circuit is closed.
10. Pneumatic and electric coupled switch according to claim 1 is characterized in that, also comprises: support (7) is connected described actuated piece with described circuit control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810246784 CN101766857B (en) | 2008-12-29 | 2008-12-29 | Pneumatic and electric coupled switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810246784 CN101766857B (en) | 2008-12-29 | 2008-12-29 | Pneumatic and electric coupled switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101766857A true CN101766857A (en) | 2010-07-07 |
| CN101766857B CN101766857B (en) | 2013-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200810246784 Active CN101766857B (en) | 2008-12-29 | 2008-12-29 | Pneumatic and electric coupled switch |
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| Country | Link |
|---|---|
| CN (1) | CN101766857B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014198235A1 (en) * | 2013-06-14 | 2014-12-18 | 北京谊安医疗系统股份有限公司 | Pneumatic electrical switch and medical equipment provided with same |
| CN106335081A (en) * | 2016-08-31 | 2017-01-18 | 广州中设机器人智能装备股份有限公司 | Robot tool switching anti-drop device and control method |
| CN107115583A (en) * | 2013-12-20 | 2017-09-01 | 帝人制药株式会社 | Synchronized with breath gas supply device |
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| CN2200767Y (en) * | 1994-09-06 | 1995-06-14 | 耿福新 | New-type cooking stove with liquid fuel |
| CN2211014Y (en) * | 1994-11-03 | 1995-10-25 | 李开文 | Automatic closing device for unexpected extinction of liquified gas range |
| CN2370308Y (en) * | 1999-03-28 | 2000-03-22 | 宁波松洋燃气具有限公司 | Key regulating valve for gas range |
| CN2503905Y (en) * | 2001-09-18 | 2002-08-07 | 刘加俊 | Oxygen timer |
| US20080000476A1 (en) * | 2006-06-12 | 2008-01-03 | Richey Joseph B | Electronic oxygen conserver and filling unit |
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2008
- 2008-12-29 CN CN 200810246784 patent/CN101766857B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2200767Y (en) * | 1994-09-06 | 1995-06-14 | 耿福新 | New-type cooking stove with liquid fuel |
| CN2211014Y (en) * | 1994-11-03 | 1995-10-25 | 李开文 | Automatic closing device for unexpected extinction of liquified gas range |
| CN2370308Y (en) * | 1999-03-28 | 2000-03-22 | 宁波松洋燃气具有限公司 | Key regulating valve for gas range |
| CN2503905Y (en) * | 2001-09-18 | 2002-08-07 | 刘加俊 | Oxygen timer |
| US20080000476A1 (en) * | 2006-06-12 | 2008-01-03 | Richey Joseph B | Electronic oxygen conserver and filling unit |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014198235A1 (en) * | 2013-06-14 | 2014-12-18 | 北京谊安医疗系统股份有限公司 | Pneumatic electrical switch and medical equipment provided with same |
| CN104225757A (en) * | 2013-06-14 | 2014-12-24 | 北京谊安医疗系统股份有限公司 | Pneumatic-electric linked switch and medical device with same |
| EA032368B1 (en) * | 2013-06-14 | 2019-05-31 | Бейджин Аеонмед Ко., Лтд. | Pneumatic electrical switch and medical equipment provided with same |
| CN107115583A (en) * | 2013-12-20 | 2017-09-01 | 帝人制药株式会社 | Synchronized with breath gas supply device |
| CN107115583B (en) * | 2013-12-20 | 2020-02-07 | 帝人制药株式会社 | Breath-synchronized gas supply device |
| CN106335081A (en) * | 2016-08-31 | 2017-01-18 | 广州中设机器人智能装备股份有限公司 | Robot tool switching anti-drop device and control method |
| CN106335081B (en) * | 2016-08-31 | 2019-05-24 | 广州中设机器人智能装备股份有限公司 | A kind of robot tool switching anti-drop device and control method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101766857B (en) | 2013-08-14 |
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