CN201344282Y - Dished diaphragm type universal solenoid valve with large flow capacity - Google Patents

Dished diaphragm type universal solenoid valve with large flow capacity Download PDF

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Publication number
CN201344282Y
CN201344282Y CNU2009201420438U CN200920142043U CN201344282Y CN 201344282 Y CN201344282 Y CN 201344282Y CN U2009201420438 U CNU2009201420438 U CN U2009201420438U CN 200920142043 U CN200920142043 U CN 200920142043U CN 201344282 Y CN201344282 Y CN 201344282Y
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CN
China
Prior art keywords
valve
dish
barrier film
shaped barrier
dished diaphragm
Prior art date
Application number
CNU2009201420438U
Other languages
Chinese (zh)
Inventor
王高翔
蒋可贞
Original Assignee
蒋可贞
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 蒋可贞 filed Critical 蒋可贞
Priority to CNU2009201420438U priority Critical patent/CN201344282Y/en
Application granted granted Critical
Publication of CN201344282Y publication Critical patent/CN201344282Y/en

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Abstract

The utility model discloses the manufacturing technology of solenoid valve products, which aims to overcome the defects in the prior like products that a dished diaphragm is difficult to reset immediately due to excessive deformation, thereby seriously influencing the product sensitivity. The dished diaphragm type universal solenoid valve with large flow capacity comprises a valve body, a valve cover, an electromagnetic coil and an iron core. A sealing rubber gasket is arranged at the lower end of the iron core, and a spring is arranged in an inner cavity at the upper end of the iron core; a dished diaphragm is embedded between the valve body and the valve cover; the valve body is provided with a valve port, an air inlet and an air outlet; a valve sleeve with a pilot valve port is arranged in the position of the dished diaphragm positioned above the valve port; a back lining flange corresponding to the inner cavity of the dished diaphragm in shape extends from the valve sleeve; and a throttle orifice is formed at the lateral part of the dished diaphragm and communicates the inner cavities of the valve body and the valve cover. The upper horizontal flange and the lower horizontal flange of the back lining flange are tightly adhered to the dished diaphragm; and a pressure-bearing clearance is formed between an oblique edge at the middle part and the dished diaphragm. The dished diaphragm type universal solenoid valve with large flow capacity can effectively prevent the excessive deformation of the dished diaphragm, thereby ensuring the working reliability of the solenoid valve.

Description

Dish membrane type high flow capacity universaling electromagnetic valve
Technical field
The utility model relates to a kind of solenoid valve device manufacturing technology, especially refers to the dish-shaped barrier film backing technology of high flow capacity universaling electromagnetic valve.
Background technique
Along with socioeconomic fast development, the universaling electromagnetic valve product of heavy caliber, high flow capacity is used more and more widely, this series products generally adopts dish-shaped barrier film that body cavity is separated into epicoele and cavity of resorption, and it utilizes the exclusive large deformation feature of rubber dish barrier film to realize the high flow capacity function.But, when dish-shaped barrier film bears bigger pulse load, make dish-shaped barrier film generation excessive deformation easily and be difficult to timely answer, thereby have a strong impact on the reliability and the working life of solenoid valve work because the wave range of solenoid valve working pressure is bigger.For this reason, State Intellectual Property Office on November 20th, 2002 notice of authorization, the patent No. is called " a kind of pilot solenoid valve " utility model patent for the ZL01279202.0 name, it " comprise valve body, valve gap, dish-shaped barrier film, Returnning spring, electromagnetic mechanism and fastening piece; be characterized in setting up the ring-type supporting spring that a shape is roughly coincide ... after setting up supporting spring; can make dish-shaped barrier film when bearing medium pressure liquid, be difficult for deforming at the cambered surface or the place, inclined-plane of dish-shaped barrier film downside; thus make the work of pilot solenoid valve more reliable, and can increase the service life." but the ring-type supporting spring of this product is located at dish-shaped barrier film downside, and when valve port passed through the high flow capacity medium, still there was the defective that makes progress excessive deformation and be difficult in time reply in dish-shaped barrier film, and has a strong impact on the sensitivity of solenoid valve product.
The model utility content
The technical problems to be solved in the utility model is to overcome the easy excessive deformation of dish-shaped barrier film that existing like product exists and be difficult to timely answer, have a strong impact on the defective and the deficiency of product sensitivity, a kind of high flow capacity solenoid valve of tool dish barrier film backing device is provided to society, the distortion of guaranteeing dish-shaped barrier film improves the sensitivity behaviour of product in allowed band.
The technological scheme that its technical problem that solves the utility model adopts is: dish membrane type high flow capacity universaling electromagnetic valve comprises valve body, valve gap, electromagnetic coil and iron core, and described iron core lower end is provided with seal rubber pad, and the upper end inner chamber is provided with spring; Be embedded with dish-shaped barrier film between described valve body and the described valve gap, the described valve body of described dish-shaped barrier film below is provided with valve port, suction port and air outlet; Described dish-shaped barrier film is positioned at the valve pocket that position directly over the described valve port is embedded the tool poppet port, and described valve pocket is extended with and the corresponding backing edge of described dish-shaped barrier film cavity shape; The sidepiece of described dish-shaped barrier film is provided with throttle orifice, and described throttle orifice is with described valve body and the conducting of valve gap inner chamber.
The upper and lower horizontal bead of described backing edge is close to described dish-shaped barrier film, is provided with the pressure-bearing space between oblique edge, middle part and the described dish-shaped barrier film.
The utility model dish membrane type high flow capacity universaling electromagnetic valve product extends and the corresponding backing edge of described dish-shaped barrier film cavity shape at described valve pocket; Excessive as the pulse load that makes progress that dish-shaped barrier film bears, the maximum deformation quantity of so dish-shaped barrier film also can only be the pressure-bearing space scope of filling up with oblique edge, backing edge middle part, promptly be close to then with the backing edge of rigidity, effectively prevent dish-shaped barrier film excessive deformation, guaranteed the reliability of solenoid valve product work.Compare than existing product, have be skillfully constructed, stable performance and sensitive high advantage, be widely used in high flow capacity solenoid valve product and use.
Description of drawings
Fig. 1 is the utility model off-position structural representation.
Embodiment
As shown in Figure 1, the utility model dish membrane type high flow capacity universaling electromagnetic valve comprises valve body 1, valve gap 2, electromagnetic coil 3 and iron core 15, and described iron core 15 lower ends are provided with seal rubber pad 14, and upper end inner chamber 18 is provided with spring 16, and axially side is penetrated with ventilative groove 17.Be embedded with dish-shaped barrier film 8 between described valve body 1 and the described valve gap 2 and isolate, the described valve body 1 of described dish-shaped barrier film 8 belows is provided with valve port 7, suction port 5 and air outlet 4; Described dish-shaped barrier film 8 is positioned at the valve pocket 6 that position directly over the described valve port 7 is embedded tool poppet port 9, and described valve pocket 6 is extended with and the corresponding backing edge 13 of described dish-shaped barrier film 8 cavity shapes; The upper and lower horizontal bead of described backing edge 13 is close to described dish-shaped barrier film 8, is provided with pressure-bearing space 10 between oblique edge 19, middle part and the described dish-shaped barrier film 8.The sidepiece of described dish-shaped barrier film 8 is provided with throttle orifice 11, and described throttle orifice 11 is with described valve body 1 and valve gap 2 inner chamber conductings.
Continue in conjunction with the accompanying drawings the working principle of summary the utility model product below.During electromagnetic coil 3 off-positions, described iron core 15 is under spring 16 effects as shown in Figure 1, and its lower end mouth seal rubber pad 14 is closed poppet port 9; After air pressure enters valve body 1 inner chamber by suction port 5, enter valve gap 2 inner chambers through dish-shaped barrier film 8 sidepiece throttle orifices 11; The upper and lower end face of dish-shaped barrier film 8 formed back pressure and was out of shape downwards valve port 20 is closed because valve port 7 internal air pressures will be well below valve gap 2 inner chamber air pressure this moment.After electromagnetic coil 3 energisings, iron core 15 overcomes spring 16 elastic force and moves up along coil internal lining pipe 12, seal rubber pad 14 is opened poppet port 9, valve gap 2 inner chamber air pressure are by poppet port 9 release in valve port 7, make valve gap 2 inner chamber air pressure approach air outlet 4 pressure rapidly, the pressure that bear dish barrier film 8 lower end surfaces pushes away distortion with on it rapidly, opens valve port 20 to greatest extent, produces the high flow capacity effect.Made progress in the deformation process by pulse at described dish-shaped barrier film 8, excessive as pressure loading, then described dish-shaped barrier film 8 also can only be pressure-bearing space 10 scopes of filling up with oblique edge, described backing edge 13 middle parts, effectively prevent the excessive deformation of described dish-shaped barrier film 8, guarantee the reliability of solenoid valve product work.

Claims (2)

1, a kind of dish membrane type high flow capacity universaling electromagnetic valve comprises valve body (1), valve gap (2), electromagnetic coil (3) and iron core (15), and described iron core (15) lower end is provided with seal rubber pad (14), and upper end inner chamber (18) is provided with spring (16); Be embedded with dish-shaped barrier film (8) between described valve body (1) and the described valve gap (2), the described valve body (1) of described dish-shaped barrier film (8) below is provided with valve port (7), suction port (5) and air outlet (4); It is characterized in that: described dish-shaped barrier film (8) is positioned at the valve pocket (6) that position directly over the described valve port (7) is embedded tool poppet port (9), and described valve pocket (6) is extended with and described dish-shaped barrier film (8) the corresponding backing edge of cavity shape (13); The sidepiece of described dish-shaped barrier film (8) is provided with throttle orifice (11).
2, dish membrane type high flow capacity universaling electromagnetic valve according to claim 1, it is characterized in that: the upper and lower horizontal bead of described backing edge (13) is close to described dish-shaped barrier film (8), is provided with pressure-bearing space (10) between oblique edge, middle part (19) and the described dish-shaped barrier film (8).
CNU2009201420438U 2009-03-15 2009-03-15 Dished diaphragm type universal solenoid valve with large flow capacity CN201344282Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2009201420438U CN201344282Y (en) 2009-03-15 2009-03-15 Dished diaphragm type universal solenoid valve with large flow capacity

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2009201420438U CN201344282Y (en) 2009-03-15 2009-03-15 Dished diaphragm type universal solenoid valve with large flow capacity

Publications (1)

Publication Number Publication Date
CN201344282Y true CN201344282Y (en) 2009-11-11

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CNU2009201420438U CN201344282Y (en) 2009-03-15 2009-03-15 Dished diaphragm type universal solenoid valve with large flow capacity

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102182859A (en) * 2011-05-11 2011-09-14 陈国顺 Electric-keeping type electric/electromagnetic dual-purpose electromagnetic head
CN102537477A (en) * 2010-12-28 2012-07-04 高砂电气(苏州)有限公司 Two-way electromagnetic vale with diaphragm structure
CN103453156A (en) * 2012-06-04 2013-12-18 A.凯塞汽车系统有限公司 Valve with pilot control, especially for a fuel vapor retention system
CN105114655A (en) * 2015-09-09 2015-12-02 鲍伟军 Waterway control valve unit
CN106641398A (en) * 2016-12-30 2017-05-10 西安航天动力研究所 Large-caliber pilot unloading type electromagnetic valve

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102537477A (en) * 2010-12-28 2012-07-04 高砂电气(苏州)有限公司 Two-way electromagnetic vale with diaphragm structure
CN102182859A (en) * 2011-05-11 2011-09-14 陈国顺 Electric-keeping type electric/electromagnetic dual-purpose electromagnetic head
CN103453156A (en) * 2012-06-04 2013-12-18 A.凯塞汽车系统有限公司 Valve with pilot control, especially for a fuel vapor retention system
CN105114655A (en) * 2015-09-09 2015-12-02 鲍伟军 Waterway control valve unit
CN105114655B (en) * 2015-09-09 2017-08-29 泉州市纵能电磁阀有限公司 A kind of waterway controlling valve component
CN106641398A (en) * 2016-12-30 2017-05-10 西安航天动力研究所 Large-caliber pilot unloading type electromagnetic valve

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
EE01 Entry into force of recordation of patent licensing contract

Assignee: Fenghua City Shengling Pneumatic Machinery Electric Co., Ltd.

Assignor: Jiang Kezhen

Contract record no.: 2010330001048

Denomination of utility model: Dished diaphragm type universal solenoid valve with large flow capacity

Granted publication date: 20091111

License type: Exclusive License

Record date: 20100528

C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20091111

Termination date: 20120315