CN203809779U - Diaphragm-type electromagnetic control reversing device - Google Patents
Diaphragm-type electromagnetic control reversing device Download PDFInfo
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- CN203809779U CN203809779U CN201420144138.4U CN201420144138U CN203809779U CN 203809779 U CN203809779 U CN 203809779U CN 201420144138 U CN201420144138 U CN 201420144138U CN 203809779 U CN203809779 U CN 203809779U
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- valve body
- cover plate
- diaphragm
- end cap
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Abstract
The utility model discloses a diaphragm-type electromagnetic control reversing device. The diaphragm-type electromagnetic control reversing device comprises an upper cover plate, a lower cover plate, a valve body and a plug which is installed on the valve body, wherein at least one cavity is arranged in the valve body, a supporting frame, a linked assembly, an upper end sealing cover assembly and a lower end cover sealing assembly are respectively installed in the cavity, the upper cover plate and the lower cover plate are installed on the valve body through screws, a valve body air passage is arranged in the valve body, the upper cover plate and the lower cover plate are respectively provided with a cover plate air passage, the cover plate air passages on the upper cover plate and the lower cover plate are communicated with the valve body air passage on the valve body to form passages, the valve body is also provided with an electromagnetic valve and a plurality of connecting pipe orifices which are communicated with the valve body air passage. By adopting the diaphragm-type electromagnetic control reversing device, the control of two air passages can be realized only through the connection and disconnection of one electromagnetic valve, the sealing way is simple, flexibility in work is realized, the working efficiency is greatly improved, the production cost is reduced, the economic benefit and social benefit are good, and a good foundation is set for the mass production in the future.
Description
Technical field
The utility model belongs to concentrater technical field, relates to a kind of diaphragm type electromagnetic control reversing arrangement, is mainly used in medical apparatus concentrater, family expenses concentrater and other pneumatic compression devices that need to carry out gas circuit commutation.
Background technique
Along with economic fast development and human consciousness's continuous progress, people are tending towards pursuing a kind of healthy lifestyles, also more and more higher to the demand of quality of life.And because earth environment pollutes, dietetic life custom, airtight telecommuting place, hypomotility, the many factors such as age growth, and then cause the generation of various diseases, modern has to note supplementing of oxygen at ordinary times.Along with the development of medical device technology, many previous medical equipment that use in medical institutions start to progress into people's life, make people can scientifically tackle some accidents, for daily life provides medical security, suppressed the generation of some serious consequences.
Because concentrater volume is little, easy to use, be therefore subject to medical institutions and numerous residents' favor, the market demand is also increasing.Simultaneously also more and more higher to the requirement of the gas circuit control reversing arrangement on concentrater, meeting under the prerequisite of service behaviour requirement, claimed structure is simple, has certain Economy.But, the gas circuit reversing arrangement generally using on concentrater is at present mostly the diaphragm electromagnetic valve that adopts sliding valve structure and 2 electromagnetic valve, slide valve gear is two-position five-way control valve, part is various, complex structure, the ceramic plate difficulty of processing of internal control gas circuit is large, and surface luminous intensity requires high, thereby has increased the manufacture cost of concentrater.And the diaphragm electromagnetic valve of 2 electromagnetic valve, its working principle is: with 2 solenoid valves as pilot valve, valve body die cavity is symmetrical, upper diaphragm, lower diaphragm composition linked component, in the time of first solenoid valve energising, air pressure promotes linked component makes left chamber upper diaphragm and valve seal profile form end face seal, controls the left molecular sieve air inlet of concentrater, simultaneously the right molecular sieve exhaust of concentrater; Cut off Article 1 circuit, when second solenoid valve energising, air pressure promotes right chamber linked component makes upper diaphragm and valve seal profile form end face seal, the left molecular sieve exhaust of concentrater, the simultaneously right molecular sieve air inlet of concentrater, thus realize the commutation of gas circuit.The diaphragm electromagnetic valve of this kind of structure need to be connected 2 circuit controling electromagnetic valves, need on upper cover plate, process the mounting hole of multiple gas ports and solenoid valve, and valve body is that metal machine adds part, cost is high, and part is various, circuit more complicated, working efficiency is lower, and is not suitable for producing in enormous quantities.
Model utility content
For addressing the above problem, the utility model provides a kind of diaphragm type electromagnetic control reversing arrangement.This device directly adopts a solenoid valve to be arranged on valve body as pilot valve, can realize the left and right molecular sieve of pressurized air being introduced to concentrater by the power on/off of solenoid valve, thereby reach that the waste gas that oxygen making machine molecular sieve is produced separates with oxygen, nitrogen and discharged to the object of atmosphere.
The utility model is achieved by following technical solution.
A kind of diaphragm type electromagnetic control reversing arrangement, comprise upper cover plate, lower cover plate, valve body and be arranged on the obstruction on valve body, at least be provided with a die cavity at valve inner, in die cavity, be separately installed with supporting frame, linked component, upper end sealing cover assembly and lower end cap black box, described upper cover plate and lower cover plate are arranged on valve body by screw, described valve inner is provided with valve body gas circuit, on upper cover plate and lower cover plate, be provided with cover plate gas circuit, and the valve body gas circuit on cover plate gas circuit and valve body on upper cover plate and lower cover plate forms path, on described valve body, be also provided with solenoid valve and multiple adapter mouth being connected with valve body gas circuit.
Described linked component is made up of upper diaphragm, push rod and lower diaphragm, its wherein push rod be arranged on respectively in the die cavity of valve inner, upper diaphragm and lower diaphragm are placed in respectively the top and bottom of push rod.
Described upper end cap black box is made up of upper end cap, seal ring B, seal ring C and seal ring D, wherein upper end cap is arranged on valve body upper end, and contact with upper cover plate, seal ring B is arranged between upper end cap and upper cover plate, seal ring D is arranged at upper diaphragm below, seal ring C is arranged on upper end cap outside, and between valve body and upper end cap.
Described lower end cap black box is made up of lower end cap and seal ring E, and wherein lower end cap is arranged on valve body lower portion, and contacts with lower cover plate, and seal ring E is arranged on lower end cap outside, and between valve body and lower end cap.
The adapter mouth being provided with on described valve body is respectively and takes over a mouthful A, takes over a mouthful B, takes over a mouthful C, takes over mouthful D and takes over a mouthful E.
On described valve body, obstruction is installed.
On described valve body, be also provided with the fitting seat for solenoid valve is installed.
Described solenoid valve is threaded connection on valve body.
Between described valve body and upper cover plate 1 and lower cover plate, seal with seal ring A.
The beneficial effects of the utility model are:
Compared with prior art, the utility model is by adopting a solenoid valve as pilot valve, on valve body, design gas circuit and control valve fitting seat, solenoid valve is directly installed on valve body, can realize pressurized air is introduced to left and right molecular sieve by the power on/off of a solenoid valve, realize that the waste gas that oxygen making machine molecular sieve is produced separates with oxygen, nitrogen and discharged to the function of atmosphere simultaneously.The utility model is simple in structure, cost is low, be convenient to realize and produce in enormous quantities, thoroughly solve concentrater gas circuit reversing arrangement sliding valve structure complexity, difficulty of processing is large, the problem that cost is high has solved the diaphragm electromagnetic valve circuit of realizing gas circuit commutation as pilot valve with 2 solenoid valves many, the problem that working efficiency is lower simultaneously.
The utility model only can be realized the control of two gas circuits by the power on/off of 1 solenoid valve, sealing means is simple, and work flexibly, greatly improve working efficiency, reduce cost of production, there is good economic benefit and social benefit, for mass production in future is laid a good foundation.
Brief description of the drawings
Fig. 1 is the utility model external structure schematic diagram;
Fig. 2 is the utility model internal structure schematic diagram;
Fig. 3 is gas circuit and the die cavity plane arrangement structure schematic diagram of valve inner in the utility model;
Fig. 4 is the plane structure schematic diagram of upper cover plate and lower cover plate in the utility model;
Fig. 5 is upper cover plate in the utility model, lower cover plate and valve body combination cross-sectional view;
Fig. 6 is the utility model perspective view.
In figure: 1-upper cover plate, 2-seal ring A, 3-seal ring B, 4-seal ring C, 5-upper end cap, 6-upper diaphragm, 7-seal ring D, 8-push rod, 9-valve body, diaphragm under 10-, 11-seal ring E, 12-lower end cap, 13-lower cover plate, 14-stops up, 15-solenoid valve, 16-takes over a mouthful A, and 17-takes over a mouthful B, 18-screw, 19-takes over a mouthful C, and 20-takes over a mouthful D, and 21-takes over a mouthful E, 22-screw mounting hole, 101-cover plate gas circuit, 901-levorotation chamber, the right die cavity of 902-, 903-valve body gas circuit.
Embodiment
Further describe the technical solution of the utility model below in conjunction with accompanying drawing, but described in claimed scope is not limited to.
As shown in Figures 1 to 6, a kind of diaphragm type electromagnetic control reversing arrangement described in the utility model, comprise upper cover plate 1, lower cover plate 13, valve body 9 and be arranged on the obstruction 14 on valve body 9, at least be provided with a die cavity in valve body 9 inside, in die cavity, be separately installed with supporting frame 7, linked component, upper end sealing cover assembly and lower end cap black box, described upper cover plate 1 and lower cover plate 13 are arranged on valve body 9 by screw 18, described valve body 9 inside are provided with valve body gas circuit 903, on upper cover plate 1 and lower cover plate 13, be provided with cover plate gas circuit 101, and the cover plate gas circuit 101 on upper cover plate 1 and lower cover plate 13 forms path with the valve body gas circuit 903 on valve body 9, in the time making, upper cover plate 1 is identical with lower cover plate 13 structures, can exchange like this use, avoid misloading phenomenon to occur.On described valve body 9, be also provided with solenoid valve 15 and multiple adapter mouth being connected with valve body gas circuit 903.By taking over, cause for gossip is existing to be connected with molecular sieve and the silencer of concentrater.The technical program only can realize the control of two gas circuits by the power on/off of 1 solenoid valve 15, sealing means is simple, and work flexibly.In the technical program, it is the usage requirement of only having a point of sieve in order to meet Miniature oxygenerator that a die cavity is set.
Described linked component is made up of upper diaphragm 6, push rod 8 and lower diaphragm 10, and wherein push rod 8 is arranged on respectively in the die cavity of valve body 9 inside, and upper diaphragm 6 and lower diaphragm 10 are placed in respectively the top and bottom of push rod 8.In the time of work, solenoid valve 15 is accessed to concentrater control circuit, start concentrater switch, solenoid valve 15 is in off-position, when initial, upper diaphragm 6 in two die cavities is opened, and left molecular sieve is by the air inlet of left delivery outlet (not shown), and the waste gas that simultaneously right molecular sieve produces enters silencer by relief opening (not shown); Solenoid valve 15 is in the time of "on" position, armature adhesive, solenoid valve 15 is opened, air pressure promotes the upper diaphragm 6 in two chambeies, and upper diaphragm 6 is closed, and lower diaphragm 10 is opened, the waste gas that left molecular sieve produces enters silencer by relief opening, right molecular sieve, by right delivery outlet air inlet, so carries out periodic duty simultaneously, has finally realized the commutation of gas circuit.
Described upper end cap black box is made up of upper end cap 5, seal ring B3, seal ring C4 and seal ring D7, wherein upper end cap 5 is arranged on valve body 9 upper ends, and contact with upper cover plate 1, seal ring B3 is arranged between upper end cap 5 and upper cover plate 1, seal ring D7 is arranged at upper diaphragm 6 belows, seal ring C4 is arranged on upper end cap 5 outsides, and between valve body 9 and upper end cap 5.
Described lower end cap black box is made up of lower end cap 12 and seal ring E11, and wherein lower end cap 12 is arranged on valve body 9 bottoms, and contacts with lower cover plate 13, and seal ring E11 is arranged on lower end cap 12 outsides, and between valve body 9 and lower end cap 12.
The adapter mouth being provided with on described valve body 9 is respectively and takes over a mouthful A16, takes over a mouthful B17, takes over a mouthful C19, takes over mouthful D20 and takes over a mouthful E21.In the time of application, the left molecular sieve of concentrater meets the interface tube A16 of valve body 9, right molecular sieve meets the interface tube B17 of valve body 9, and the interface tube D20(that air compressor blowing mouth connects valve body 9 takes over mouthful D20 and air compressor joins), interface tube C19 and interface tube E21 row's atmosphere or connect silencer.Secondly, diaphragm electromagnetic valve mounting hole is connected with screw with the mounting hole of concentrater.
Described valve body 9 inside are provided with even number die cavity, and each die cavity is symmetrically distributed in valve body 9 inside, are separately installed with supporting frame 7, linked component, upper end sealing cover assembly and lower end cap black box in each die cavity.
Described valve body 9 inside are provided with a levorotation chamber 901 and right die cavity 902, are separately installed with supporting frame 7, linked component, upper end sealing cover assembly and lower end cap black box in levorotation chamber 901 and right die cavity 902.Like this, can realize the left and right molecular sieve of air being introduced to oxygenerator by the break-make of a solenoid valve, the waste gas simultaneously oxygen making machine molecular sieve being produced separates with oxygen, nitrogen and discharged to atmosphere.
On described valve body 9, be provided with and stop up 14.Due to the requirement of processing technology, on valve body 9, must be provided with auxiliary hole, the effect of obstruction 14 is that the auxiliary hole of valve body 9 is sealed, and prevents gas circuit leakage, avoids pressure loss.
On described valve body 9, be also provided with the fitting seat for solenoid valve 15 is installed.Like this, in the time that solenoid valve 15 is installed, can directly solenoid valve 15 be arranged on valve body 9.
Described solenoid valve 15 is threaded connection on valve body 9.Connect reliably, mount and dismount more conveniently, be convenient to maintenance.
Between described valve body 9 and upper cover plate 1 and lower cover plate 13, seal with seal ring A2.The seal ring A2 here selects the seal ring that can reach sealing effect.This Placement can be introduced the air pressure by solenoid valve 15 in valve body 9 upper lefts and bottom right die cavity, promotes linked component and makes two chamber upper diaphragms 6 and valve body 9 pressurization surfaces form end face seal, thereby realize the commutation of gas circuit.
Described valve body 9 and an adapter mouth A16, an adapter mouth B17, an adapter mouth C19, adapter mouth D20 and an adapter mouth E21 employing plastic monoblock shaping structure.
Working principle of the present utility model is: with a solenoid valve 15 as pilot valve, in use, solenoid valve 15 is accessed in the circuit of concentrater, start concentrater, in the time of solenoid valve 15 power-off, under the right chamber of valve body 9, diaphragm 10 forms end face seal with valve body 9, and left chamber upper diaphragm 6 is opened, now pressurized air enters left molecular sieve through the interface tube A16 on valve body 9, parts sub-sieve airflow simultaneously on the right side and by the interface tube E21 of valve body 9, waste gas is discharged, in the time that solenoid valve 15 is switched on, solenoid valve 15 is opened, air pressure is by solenoid valve 15, valve body 9, the gas circuit of upper cover plate 1 and lower cover plate 13, promote the upper diaphragm 6 in He You chamber, the left chamber of valve body 9 simultaneously, make upper diaphragm 6 and valve body 9 form end face seal, the lower diaphragm 10 in He You chamber, the left chamber of valve body 9 is opened simultaneously, now, the waste gas of the left molecular sieve of concentrater is discharged through the interface tube C19 of valve body 9, pressurized air enters right molecular sieve through the interface tube B17 of valve body 9 simultaneously, thereby realize concentrater gas circuit control commutation function, the power on/off of solenoid valve 15 is an air inlet, exhaust cycle, by the on-off circuit SC sigmal control of concentrater self.
Claims (10)
1. a diaphragm type electromagnetic control reversing arrangement, comprise upper cover plate (1), lower cover plate (13), valve body (9) and be arranged on the obstruction (14) on valve body (9), at least be provided with a die cavity in valve body (9) inside, in die cavity, be separately installed with supporting frame (7), linked component, upper end sealing cover assembly and lower end cap black box, described upper cover plate (1) and lower cover plate (13) are arranged on valve body (9) by screw (18), it is characterized in that: described valve body (9) inside is provided with valve body gas circuit (903), on upper cover plate (1) and lower cover plate (13), be provided with cover plate gas circuit (101), and the cover plate gas circuit (101) on upper cover plate (1) and lower cover plate (13) forms path with the valve body gas circuit (903) on valve body (9), on described valve body (9), be also provided with solenoid valve (15) and multiple adapter mouth being connected with valve body gas circuit (903).
2. a kind of diaphragm type electromagnetic control reversing arrangement according to claim 1, it is characterized in that: described linked component is made up of upper diaphragm (6), push rod (8) and lower diaphragm (10), wherein push rod (8) is arranged on respectively in the inner die cavity of valve body (9), and upper diaphragm (6) and lower diaphragm (10) are placed in respectively the top and bottom of push rod (8).
3. a kind of diaphragm type electromagnetic control reversing arrangement according to claim 1, it is characterized in that: described upper end cap black box is by upper end cap (5), seal ring B(3), seal ring C(4) and seal ring D(7) form, wherein upper end cap (5) is arranged on valve body (9) upper end, and contact with upper cover plate (1), seal ring B(3) be arranged between upper end cap (5) and upper cover plate (1), seal ring D(7) be arranged at below upper diaphragm (6), seal ring C(4) be arranged on upper end cap (5) outside, and be positioned between valve body (9) and upper end cap (5).
4. a kind of diaphragm type electromagnetic control reversing arrangement according to claim 1, it is characterized in that: described lower end cap black box is by lower end cap (12) and seal ring E(11) form, wherein lower end cap (12) is arranged on valve body (9) bottom, and contact with lower cover plate (13), seal ring E(11) be arranged on lower end cap (12) outside, and be positioned between valve body (9) and lower end cap (12).
5. a kind of diaphragm type electromagnetic control reversing arrangement according to claim 1, is characterized in that: the adapter mouth being provided with on described valve body (9) is respectively takes over a mouthful A(16), take over a mouthful B(17), take over a mouthful C(19), take over a mouthful D(20) and take over a mouth E (21).
6. a kind of diaphragm type electromagnetic control reversing arrangement according to claim 1, is characterized in that: described valve body (9) inside is provided with even number die cavity.
7. according to a kind of diaphragm type electromagnetic control reversing arrangement described in claim 1 or 6, it is characterized in that: described valve body (9) inside is provided with a levorotation chamber (901) and right die cavity (902).
8. a kind of diaphragm type electromagnetic control reversing arrangement according to claim 1, is characterized in that: described valve body is also provided with the fitting seat for solenoid valve (15) are installed on (9).
9. a kind of diaphragm type electromagnetic control reversing arrangement according to claim 1, is characterized in that: described solenoid valve (15) is threaded connection on valve body (9).
10. a kind of diaphragm type electromagnetic control reversing arrangement according to claim 1, is characterized in that: between described valve body (9) and upper cover plate (1) and lower cover plate (13), use seal ring A(2) seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420144138.4U CN203809779U (en) | 2014-03-27 | 2014-03-27 | Diaphragm-type electromagnetic control reversing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420144138.4U CN203809779U (en) | 2014-03-27 | 2014-03-27 | Diaphragm-type electromagnetic control reversing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203809779U true CN203809779U (en) | 2014-09-03 |
Family
ID=51448529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420144138.4U Expired - Fee Related CN203809779U (en) | 2014-03-27 | 2014-03-27 | Diaphragm-type electromagnetic control reversing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203809779U (en) |
-
2014
- 2014-03-27 CN CN201420144138.4U patent/CN203809779U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140903 Termination date: 20170327 |