CN209130265U - Solenoid valve - Google Patents

Abstract

The utility model provides a kind of solenoid valve, which includes valve body, coil piece, sleeve member and movable valve plug.It is formed with valve chamber in valve body, the first valve port is formed in valve chamber, the inlet being connected with the first valve port and the first liquid outlet are formed on valve body.The top of valve body is arranged in coil piece, and sleeve member setting is formed with lattice gear flange in coil piece, and in sleeve member, and lattice gear flange is loaded between valve body and coil piece.Installation base is formed at the top of valve body and the inner wall position separately of valve chamber, installation base is higher than the inner wall of valve chamber, and lattice keep off flange and are arranged on installation base.Lattice gear flange is abutted with the cooperation of the installation base at the top of valve body, under the premise of deformation occurs for the inner wall of valve chamber, will not influence the matching relationship of lattice gear flange and installation base, and then ensure that solenoid valve service life in a high temperauture environment.

Description

Solenoid valve

Technical field

The utility model relates to pipeline equipment technical fields, in particular to a kind of solenoid valve.

Background technique

Solenoid valve is electromagnetically controlled industrial equipment, is the automatic foundamental element for controlling fluid, belongs to execution Device, however it is not limited to hydraulic, pneumatic.Direction, flow, speed and the other parameters of medium are adjusted in industrial control system.

In small household appliances product, as can be also used solenoid valve, the solenoid valve in these products in coffee machine and water dispenser The higher fluid of temperature can be often controlled, such as hot steam or hot water.Since some components of solenoid valve are plastics, it is being used for a long time During, it will receive the influence of high temperature, these plastic components caused to deform, and then influence the normal work of solenoid valve.

Utility model content

The main purpose of the utility model is to provide a kind of solenoid valves, to solve the high temperature resistant of solenoid valve in the prior art The technical problem of performance difference.

To achieve the goals above, the utility model provides a kind of solenoid valve, comprising: valve body is formed with valve in valve body Chamber is formed with the first valve port in valve chamber, the inlet being connected with the first valve port and the first liquid outlet is formed on valve body；Coil The top of valve body is arranged in part；Sleeve member, setting are formed with lattice gear flange in coil piece, and in sleeve member, and lattice keep off flange It is loaded between valve body and coil piece；Movable valve plug is movably disposed in sleeve member, and movable valve plug, which has, blocks the first valve Mouth blocks the first position of inlet and the connection of the first liquid outlet, and the first valve port of evacuation to make inlet and the first liquid outlet The second position of connection；Installation base, installation base are formed at the top of valve body and the inner wall position separately of valve chamber Higher than the inner wall of valve chamber, lattice keep off flange and are arranged on installation base.

Further, solenoid valve further includes sealing ring, and sealing ring is mounted between the top dative gear flange of valve body.

Further, sealing ring is also abutted against with the side wall of installation base.

Further, mounting groove is offered at the position adjacent with installation base of the top of valve body, sealing ring is mounted on In mounting groove.

Further, sealing ring is O-ring seals.

Further, the top of the inner wall of valve chamber is formed with bevel structure, and bevel structure is from the bottom to top to valve chamber external expansion.

Further, solenoid valve further includes the first spring part, and the first spring part is mounted between sleeve member and movable valve plug, First spring part is for driving movable valve plug to move to first position.

Further, solenoid valve further includes pressing plate, and pressing plate is mounted between coil piece and valve body, and pressing plate is convex for keeping off lattice Edge is pressed on installation base.

Further, solenoid valve further includes fixed spool, and fixed spool is mounted on opposite with valve body another in coil piece End, and fixed spool is connected with sleeve member, and the fixed spool first end opposite with movable valve plug is formed with the second valve port, fixed The second end of spool is formed with the second liquid outlet being connected with the second valve port, and movable valve plug avoids the second valve port in first position So that the second valve port is connected with inlet, movable valve plug prevents the second valve port and inlet in the second valve port of second position backstop It is connected.

Further, movable valve plug first end corresponding with the first valve port is provided with the first gasket, movable valve plug with The corresponding second end of second valve port is provided with the second gasket, and the first gasket is for blocking the first valve port, the second gasket For blocking the second valve port.

Further, installation cavity is provided in movable valve plug, the first gasket and the second gasket are arranged in installation cavity.

Further, it is additionally provided with second spring part in installation cavity, second spring part is located at the first gasket and second close Between packing, second spring part is for holding out against the first gasket and the second gasket.

Further, buckle structure, buckle knot are provided at the position of the inlet on valve body and/or the first liquid outlet Structure is used for and snapping connection on pipeline.

Using the technical solution of the utility model, due to the shape at the inner wall at the top of valve body and valve chamber position separately At there is installation base, the lattice gear flange of sleeve member is just in contact from the inner wall with valve chamber in the setting position at the top of valve body and is become Separately with the inner wall of valve chamber.Lattice gear flange is abutted with the cooperation of the installation base at the top of valve body, in the inner wall of valve chamber Under the premise of deformation occurs, the matching relationship of lattice gear flange and installation base will not be influenced, and then ensure that solenoid valve exists Service life under hot environment.In addition, also being reduced since lattice gear flange is abutted with the cooperation of the installation base at the top of valve body The parts such as sleeve member can also avoid the inner wall of valve chamber and deform because of being pressurized for the pressure of the inner wall of valve chamber.

Other than objects, features and advantages described above, there are also other purposes, feature and excellent for the utility model Point.Below with reference to figure, the utility model is described in further detail.

Detailed description of the invention

The Figure of description for constituting a part of the utility model is used to provide a further understanding of the present invention, this The illustrative embodiments and their description of utility model do not constitute the improper limit to the utility model for explaining the utility model It is fixed.In the accompanying drawings:

Fig. 1 shows the external structure schematic diagram of the embodiment of solenoid valve according to the present utility model；

Fig. 2 shows the decomposition texture schematic diagrams of the solenoid valve of Fig. 1；

The spool that Fig. 3 shows the solenoid valve of Fig. 1 is in the schematic diagram of the section structure when first position；

The spool that Fig. 4 shows the solenoid valve of Fig. 1 is in the schematic diagram of the section structure when second position.

Specific embodiment

It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can To be combined with each other.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.

In order to make those skilled in the art better understand the scheme of the utility model, below in conjunction with the utility model reality The attached drawing in example is applied, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described Embodiment is only the embodiment of the utility model a part, instead of all the embodiments.Based on the reality in the utility model Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts is all answered When the range for belonging to the utility model protection.

It should be noted that the specification and claims of the utility model and term " first " in above-mentioned attached drawing, " second " etc. is to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that in this way The term used is interchangeable under appropriate circumstances, so as to the embodiments of the present invention described herein.In addition, term " packet Include " and " having " and their any deformation, it is intended that cover it is non-exclusive include, for example, containing series of steps Or the process, method, system, product or equipment of unit those of are not necessarily limited to be clearly listed step or unit, but can wrap Include other step or units being not clearly listed or intrinsic for these process, methods, product or equipment.

It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.

Fig. 1, Fig. 2 and Fig. 3 show the embodiment of the solenoid valve of the utility model, which includes valve body 10, coil Part 20, sleeve member 30 and movable valve plug 40.It is formed with valve chamber in valve body 10, the first valve port 11, valve body 10 are formed in valve chamber On be formed with the inlet 12 being connected with the first valve port 11 and the first liquid outlet 13.The top of valve body 10 is arranged in coil piece 20 Portion, the setting of sleeve member 30 are formed with lattice gear flange 31 in coil piece 20, and in sleeve member 30, and lattice gear flange 31 is loaded on valve Between body 10 and coil piece 20.Movable valve plug 40 is movably disposed in sleeve member 30, and movable valve plug 40, which has, blocks first The first position that valve port 11 blocks inlet 12 to be connected to the first liquid outlet 13, and the first valve port 11 of evacuation make inlet 12 The second position being connected to the first liquid outlet 13.Peace is formed at the top of valve body 10 and the inner wall position separately of valve chamber Boss 14 is filled, installation base 14 is higher than the inner wall of valve chamber, and lattice keep off flange 31 and are arranged on installation base 14.

Under normal circumstances, valve body 10 is made of plastic material, and the lattice gear flange 31 of sleeve member 30 is at the top of valve body 10 Position is arranged to be in contact with the inner wall of valve chamber.The application of 10 long-time of valve body will lead to the inner wall deformation of valve chamber under high temperature environment, And then the matching relationship between the lattice gear flange 31 of sleeve member 30 and valve body 10 is influenced, and then can have an impact to leakproofness. Using the technical solution of the utility model, due to being formed with peace at the inner wall at the top of valve body 10 and valve chamber position separately Boss 14 is filled, the lattice gear flange 31 of sleeve member 30 is just connected thixotroping by the inner wall with valve chamber in the setting position at the top of valve body 10 Separately for the inner wall with valve chamber.Lattice gear flange 31 is abutted with the cooperation of the installation base 14 at the top of valve body 10, in valve The inner wall of chamber will not influence the matching relationship of lattice gear flange 31 and installation base 14, Jin Erbao under the premise of deformation occurs Solenoid valve service life in a high temperauture environment is demonstrate,proved.In addition, since lattice gear flange 31 is convex with the installation at the top of valve body 10 The cooperation of platform 14 abuts, and decreases the parts such as sleeve member 30 for the pressure of the inner wall of valve chamber, can also avoid the inner wall of valve chamber It is deformed because of being pressurized.

Optionally, in the technical scheme of this embodiment, valve body 10 is made of plastic material.Sleeve member 30 is stainless by 316L Steel sleeve is made.Sleeve member 30 is disposably completed using cold drawing process of jacking, and uses efficient, high performance laser welding technology, Appearance looks elegant, part consistency and high production efficiency.

As shown in Figure 3 and Figure 4, solenoid valve further includes sealing ring 51, and sealing ring 51 is mounted on the top dative gear of valve body 10 Between flange 31.By the top dative of valve body 10 keep off flange 31 between install sealing ring 51, can increase sleeve member 30 with Leakproofness between valve body 10.As a preferred embodiment, side wall of the sealing ring 51 also with installation base 14 abuts against. In this manner it is achieved that end face and radial direction double sealing.Optionally, at the position adjacent with installation base 14 of the top of valve body 10 Mounting groove is offered, sealing ring 51 is mounted in mounting groove, and the positioning of sealing ring 51 is fixed with enhancing.Preferably, at this In the technical solution of embodiment, sealing ring 51 is O-ring seals.O-ring seals use special process silicon rubber O-ring.

As shown in Figure 3 and Figure 4, the top of the inner wall of valve chamber is formed with bevel structure 15, bevel structure 15 from the bottom to top to Valve chamber external expansion.Bevel structure 15 is set by the top of the inner wall of valve chamber, the inner wall of valve chamber is drawn to reduce high-temperature medium The deformation risen, and even if the inner wall of valve chamber is deformed, the moving component in valve chamber will not be had an impact, guarantee electromagnetism The performance of valve.

In the technical scheme of this embodiment, solenoid valve further includes the first spring part 52, and the first spring part 52 is mounted on lining Between external member 30 and movable valve plug 40, the first spring part 52 is for driving movable valve plug 40 to move to first position.Due to valve chamber The top of inner wall be set as bevel structure 15, even if the inner wall of valve chamber is deformed, the first spring part 52 will not be provided Restoring force constitutes interference, to will not influence the performance of solenoid valve.

As shown in Figures 2 and 3, in the technical scheme of this embodiment, solenoid valve further includes pressing plate 53, and pressing plate 53 is mounted on Between coil piece 20 and valve body 10, pressing plate 53 is used to lattice gear flange 31 being pressed on installation base 14.Optionally, pressing plate 53 is logical Screw is crossed to be installed on valve body 10.

As shown in Figure 3 and Figure 4, solenoid valve further includes fixed spool 60, and fixed spool 60 is mounted in coil piece 20 and valve The opposite other end of body 10, and fixed spool 60 is connected with sleeve member 30.Fixed spool 60 it is opposite with movable valve plug 40 One end is formed with the second valve port 61, and the second end of fixed spool 60 is formed with the second liquid outlet being connected with the second valve port 61 62.Movable valve plug 40 avoids the second valve port 61 in first position and the second valve port 61 is connected with inlet 12, movable valve plug 40 prevent the second valve port 61 from being connected with inlet 12 in the second valve port of second position backstop 61.Preferably, solenoid valve For three-way magnetic valve, at first position, inlet 12 is connected to spool 40 with the second valve port 61, spool 40 at the second position, Inlet 12 is connected with the first valve port 11.Optionally, the first end of fixed spool 60 is inserted into sleeve member 30.Optionally, Fixed spool 60 is installed in coil piece 20 by nut 63.Preferably, elasticity is provided directly in nut 63 and coil piece 20 Gasket 64.

Preferably, as shown in Figure 3 and Figure 4, the first end corresponding with the first valve port 11 of movable valve plug 40 is provided with first Gasket 41, the second end corresponding with the second valve port 61 of movable valve plug 40 are provided with the second gasket 42, the first gasket 41 For blocking the first valve port 11, the second gasket 42 is for blocking the second valve port 61.First be arranged in movable valve plug 40 is close The plugging effect for the first valve port 11 and the second valve port 61 can be improved in packing 41 and the second gasket 42, avoids leakage.It can Choosing, in the technical scheme of this embodiment, installation cavity, the first gasket 41 and the second gasket are provided in movable valve plug 40 42 are arranged in installation cavity.More preferably, second spring part 43 is additionally provided in installation cavity, second spring part 43 is located at first Between gasket 41 and the second gasket 42.When in use, second spring part 43 can be used for holding out against the first gasket 41 and Two gaskets 42, to improve the plugging effect for the first valve port 11 and the second valve port 61.

As shown in Figure 1, as a preferred embodiment, inlet 12 and the first liquid outlet 13 on valve body 10 Buckle structure 16 is provided at position, buckle structure 16 is used for and snapping connection on pipeline.It, can be with by click-on design structure The bonding strength of inlet 12 and the first liquid outlet 13 and pipeline is improved, and then improves pressure bearing range.Using click-on design Structure can allow working pressure range to be expected to be 0.2~20bar, back-pressure 15bar.

The solenoid valve of the utility model is mainly used in small household appliances product, is particularly suitable for the field of output steam or hot water Scape.When handling the vapor or hot water of high temperature, the deformation of plastic electromagnetic valve, and deformation can reduce to magnetic valve performance It influences, and the sealing of solenoid valve can also be better achieved.Meanwhile material of the HT1V-4FWA as valve body 10 is selected, there is peace Entirely, efficiently, high-performance, high temperature resistant, corrosion-resistant, good stability of the dimension the advantages that, additionally can injection molded, high production efficiency, It is able to achieve mass production, to reduce production cost.The sleeve member material that the utility model uses will select heatproof intensity excellent It is good, processing hardening is good, nonmagnetic, good corrosion resistance, suitable for the 316L stainless steel of seawater equipment, food industry, product It can be above similar products at home and abroad from performance, temperature tolerance, reliability, service life etc., the high-quality for meeting client is wanted It asks.

Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments Up to the unlimited the scope of the utility model processed of formula and numerical value.Simultaneously, it should be appreciated that for ease of description, each shown in attached drawing The size of a part is not to draw according to actual proportionate relationship.For skill known to person of ordinary skill in the relevant Art, method and apparatus may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as awarding Weigh part of specification.In shown here and discussion all examples, any occurrence should be construed as merely example Property, not as limitation.Therefore, the other examples of exemplary embodiment can have different values.It should also be noted that similar Label and letter similar terms are indicated in following attached drawing, therefore, once be defined in a certain Xiang Yi attached drawing, then with In attached drawing afterwards do not need that it is further discussed.

For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ", " ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction " Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and " in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and And respective explanations are made to the opposite description in space used herein above.

In the description of the present invention, it should be understood that the noun of locality such as " front, rear, top, and bottom, left and right ", " laterally, Vertically, vertically, it is horizontal " and " pushing up, bottom " etc. indicated by orientation or positional relationship be normally based on orientation or position shown in the drawings Relationship is set, is merely for convenience of describing the present invention and simplifying the description, in the absence of explanation to the contrary, these nouns of locality Do not indicate that and imply that signified device or element must have a particular orientation or be constructed and operated in a specific orientation, because This should not be understood as the limitation to scope of protection of the utility model；The noun of locality " inside and outside " refers to the wheel relative to each component itself Wide is inside and outside.

The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (13)

1. a kind of solenoid valve characterized by comprising

Valve body (10), the valve body (10) is interior to be formed with valve chamber, and the first valve port (11), the valve body are formed in the valve chamber (10) inlet (12) and the first liquid outlet (13) being connected with first valve port (11) are formed on；

Coil piece (20) is arranged at the top of the valve body (10)；

Sleeve member (30), setting are formed with lattice gear flange (31) in the coil piece (20) in the sleeve member (30), Lattice gear flange (31) is loaded between the valve body (10) and the coil piece (20)；

Movable valve plug (40) is movably disposed in the sleeve member (30), and the movable valve plug (40) has described in closure The first position that first valve port (11) blocks the inlet (12) to be connected to first liquid outlet (13), and described in evacuation The second position that first valve port (11) is connected to the inlet (12) with first liquid outlet (13)；

It is formed with installation base (14) at the top of the valve body (10) and the inner wall position separately of the valve chamber, it is described Installation base (14) is higher than the inner wall of the valve chamber, and lattice gear flange (31) is arranged on the installation base (14).

2. solenoid valve according to claim 1, which is characterized in that the solenoid valve further includes sealing ring (51), described close Seal (51) is mounted between the top of the valve body (10) and lattice gear flange (31).

3. solenoid valve according to claim 2, which is characterized in that the sealing ring (51) also with the installation base (14) Side wall abut against.

4. solenoid valve according to claim 3, which is characterized in that top and the installation base in the valve body (10) (14) mounting groove is offered at adjacent position, the sealing ring (51) is mounted in the mounting groove.

5. solenoid valve according to claim 4, which is characterized in that the sealing ring (51) is O-ring seals.

6. solenoid valve according to claim 1, which is characterized in that the top of the inner wall of the valve chamber is formed with bevel structure (15), the bevel structure (15) is from the bottom to top to the valve chamber external expansion.

7. solenoid valve according to claim 6, which is characterized in that the solenoid valve further includes the first spring part (52), institute It states the first spring part (52) to be mounted between the sleeve member (30) and the movable valve plug (40), first spring part (52) For driving the movable valve plug (40) first position Xiang Suoshu to move.

8. solenoid valve according to claim 1, which is characterized in that the solenoid valve further includes pressing plate (53), the pressing plate (53) it is mounted between the coil piece (20) and the valve body (10), the pressing plate (53) is used to the lattice keeping off flange (31) It is pressed on the installation base (14).

9. solenoid valve according to claim 1, which is characterized in that the solenoid valve further includes fixed spool (60), described Fixed spool (60) is mounted on the other end opposite with the valve body (10) on the coil piece (20), and the fixed spool (60) it is connected with the sleeve member (30), the fixed spool (60) first end opposite with the movable valve plug (40) is formed with Second valve port (61), the second end of the fixed spool (60) are formed with second to be connected with second valve port (61) and go out liquid Mouth (62), the movable valve plug (40) avoid second valve port (61) in the first position and make second valve port (61) It is connected with the inlet (12), the movable valve plug (40) second valve port (61) described in the second position backstop prevents Second valve port (61) is connected with the inlet (12).

10. solenoid valve according to claim 9, which is characterized in that the movable valve plug (40) and first valve port (11) corresponding first end is provided with the first gasket (41), and the movable valve plug (40) and second valve port (61) are opposite The second end answered is provided with the second gasket (42), and first gasket (41) is for blocking first valve port (11), institute The second gasket (42) are stated for blocking second valve port (61).

11. solenoid valve according to claim 10, which is characterized in that it is provided with installation cavity in the movable valve plug (40), First gasket (41) and second gasket (42) are arranged in the installation cavity.

12. solenoid valve according to claim 11, which is characterized in that be additionally provided with second spring part in the installation cavity (43), the second spring part (43) is between first gasket (41) and second gasket (42), and described Two spring parts (43) are for holding out against first gasket (41) and second gasket (42).

13. solenoid valve according to claim 1, which is characterized in that the inlet (12) on the valve body (10) And/or be provided with buckle structure (16) at the position of first liquid outlet (13), the buckle structure (16) is used for and pipeline On snap connection.