CN212775739U - Integrated electromagnetic valve with filter - Google Patents

Abstract

The utility model relates to an integrated electromagnetic valve with a filter, comprising a manual valve, a filter pipe, a filter screen, a bottom cover and a electromagnetic valve. The rear end of the manual valve is connected to the filter pipe, and the rear end of the filter pipe is connected to the electromagnetic valve. The filter pipe is in the shape of a Chinese character "卜". The filter screen is installed at an inclined position at the lower position inside the filter pipe. The filter screen is provided with a plurality of mesh holes. An openable bottom cover is installed at the bottom of the filter pipe. The manual valve can manually control the opening and closing of the pipeline to prevent the electromagnetic valve from being damaged, and the liquid is transported to the electromagnetic valve through the manual valve and the filter pipe in turn. The filter pipe is in the shape of a Chinese character "卜". The filter screen in the filter pipe filters and intercepts impurities in the liquid. When it is necessary to clean the impurities, the bottom cover is opened, the filter screen is taken out and the impurities are poured out. The utility model is convenient to use and has complete functions. It can be directly installed in the pipeline to meet customer needs.

Description

Integrated electromagnetic valve with filter

Technical Field

The utility model relates to a solenoid valve field, concretely relates to integral type area filters solenoid valve.

Background

The electromagnetic valve is an automatic basic element for controlling the circulation of fluid or gas by utilizing an electromagnetic principle, belongs to an actuator, is mainly used in an industrial control system for adjusting the direction, flow, speed and other parameters of a medium, is of a single structure, only comprises a coil, a valve body and a valve cover when being delivered from a factory, and needs to be additionally installed on a pipeline when being used and installed, but the well-known electromagnetic valve is used for lifting a closing piece from a valve seat to realize conduction by depending on the electromagnetic force generated by an electromagnetic coil, if the electromagnetic coil is electrified for a long time due to electrical failure, the electromagnetic valve can not be always kept on to realize the closing function, so that the electromagnetic valve is not beneficial to maintenance, the electromagnetic valve is not beneficial to being used as a switch, in addition, for the use environment with the filtering requirement, the pipeline at the front end of the electromagnetic valve needs to be additionally provided with a filtering, cause the later stage installation inconvenient, the solenoid valve inner structure is complicated moreover, and the easy wearing and tearing of spare part lead to leaking, and life is limited, and the solenoid valve of current structure can install a sealing washer additional between valve body and valve gap, prevents to leak, and the assembly is loaded down with trivial details, can not satisfy the user demand better.

SUMMERY OF THE UTILITY MODEL

There is the defect to prior art, the utility model provides an integral type area filter solenoid valve with multiple advantages such as structure equipment is reasonable, can manual switching, filterable impurity, gas tightness are good, concrete technical scheme as follows:

solenoid valve is filtered in integral type area, including manual valve, filtering duct, filter screen, bottom and solenoid valve, manual valve rear end intercommunication filtering duct, filtering duct rear end intercommunication solenoid valve, filtering duct is the type of a Chinese character bo, the filter screen is installed in the inside lower position slope of filtering duct, the filter screen is equipped with a plurality of meshs, the bottom that can open is installed to the filtering duct bottom, liquid is in proper order through manual valve, filtering duct carries the solenoid valve, the impurity in the filter screen filtering liquid.

As the utility model discloses a preferred scheme, manual valve is including rotatory handle, rotary rod, manual pipeline and spheroid, and the rotary rod is connected to rotatory handle lower extreme, and the rotary rod stretches into the interior connection spheroid of manual pipeline, and the spheroid middle part is equipped with the through-hole and both sides side blocks up, and spheroid movable mounting is inside manual pipeline, manual pipeline rear end intercommunication filter tube way.

As an optimized proposal of the utility model, the filter screen is a stainless steel filter screen.

As a preferred scheme of the utility model, the solenoid valve includes valve body, valve gap, diaphragm subassembly, drive spring, movable iron core, guide head and coil, and valve body intercommunication filter tube way, valve body are equipped with inflow entrance, passageway and egress opening, and the valve gap lid closes on valve body upper portion, and valve gap top opening, diaphragm subassembly are arranged in the cavity that valve body and valve gap are constituteed, and drive spring connects movable iron core through drive spring in the diaphragm subassembly top, and movable iron core head stretches out and suit in guide head inner chamber from the valve gap opening, and guide head passes the coil.

As the utility model discloses an optimal scheme, the diaphragm subassembly includes the clamp plate, goes up the diaphragm and lower diaphragm, and the diaphragm is gone up in the bonding of clamp plate middle part, goes up diaphragm middle part bonding lower diaphragm, and lower diaphragm middle part lid closes the passageway of valve body, and lower diaphragm week side contacts with valve body and valve gap.

As a preferred scheme of the utility model, a cylindrical pressing plate step is arranged above the pressing plate, a cylindrical iron core step is arranged below the movable iron core, the middle part of the driving spring is wide, the upper end and the lower end of the driving spring are narrow, and the lower end of the driving spring is sleeved with the pressing plate step; the upper end is sleeved with an iron core step.

As an optimized proposal of the utility model, the joint of the movable iron core and the guide head is provided with an iron core spring.

Has the advantages that: the utility model discloses the integral type area filters solenoid valve overall structure reasonable in design, but manual valve manual control pipeline's switching prevents to use when the solenoid valve damages, and liquid is in proper order through manual valve, the solenoid valve is carried to the filter tube, the filter tube is the type of divination or a chinese character type, the impurity of interception liquid is filtered to the filter screen among the filter tube, when needs clearance impurity, open the bottom take out the filter screen pour impurity can, it is convenient to use, multiple functional, but the use satisfies the customer demand in the direct mount pipeline.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is a structural sectional view of the present invention;

fig. 3 is an exploded view of the solenoid valve of the present invention;

fig. 4 is an enlarged view at a in fig. 2.

Detailed Description

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:

in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the indicated position or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.

As shown in fig. 1 and 2, solenoid valve is filtered in integral type area, including manual valve 1, filtering duct 2, the filter screen 3, bottom 4 and solenoid valve 5, manual valve 1 rear end intercommunication filtering duct 2, filtering duct 2 rear end intercommunication solenoid valve 5, filtering duct 2 is the type of being a Bu (Chinese character) word, filter screen 3 is installed to the inside lower position slope of filtering duct 2, the slope installation is favorable to intercepting impurity, filter screen 3 is the stainless steel filter screen, filter screen 3 is equipped with a plurality of meshs, bottom 4 that can open of 2 bottom installations of filtering duct, bottom 4 rotatory bottom 4 of 2 threaded filtering ducts of bottom 4 can be dismantled or lock, liquid passes through manual valve 1 in proper order, solenoid valve 5 is carried to filtering duct 2, filter screen 3 filters the impurity in the liquid.

Specifically, manual valve 1 is including rotatory handle 11, rotary rod 12, manual pipeline 13 and spheroid 14, rotary rod 12 is connected to 11 lower extremes of rotatory handle, rotary rod 12 stretches into manual pipeline 13 internal connection spheroid 14, the spheroid middle part is equipped with the through-hole and both sides side blocks up, spheroid 14 movable mounting is inside manual pipeline 13, manual pipeline 13 rear end intercommunication filter tube 2, rotatory handle 11 of drive rotates 90, rotatory handle 11 takes spheroid 14 to rotate through rotary rod 12 and makes the through-hole aim at manual pipeline 13 inner channel, manual pipeline 13 both sides switch on, drive rotatory handle 11 antiport 90 once more, the through-hole of spheroid 14 and the position of staggering of manual pipeline 13 inner channel, manual pipeline 13 both sides are closed.

As shown in fig. 2 to 4, the solenoid valve 5 includes a valve body 51, a valve cover 52, a diaphragm assembly 53, a driving spring 54, a movable iron core 55, a pilot head 56 and a coil 57, the valve body 51 is communicated with the filtering pipe 2, the valve body 51 is provided with an inflow port 51a, a passage 51b and an outflow port 51c, the valve cover 52 covers the upper portion of the valve body 51, the upper portion of the valve cover 52 is opened, the diaphragm assembly 53 is disposed in a cavity formed by the valve body 51 and the valve cover 52, the movable iron core 55 is connected to the upper portion of the diaphragm assembly 53 through the driving spring 54, the head of the movable iron core 55 extends out of the opening of the valve cover 52 and is sleeved in the inner cavity of the pilot head 56, the pilot head 56 passes through the coil 57, when the direct-moving diaphragm solenoid valve of the present invention is used, when the valve port needs to be opened, the coil 57 is powered, the pilot head 56 has magnetism and adsorbs the movable iron, the liquid passing through the filter tube 2 enters the inlet 51a, when the valve port is closed, the coil 47 is powered off, the movable iron core 55 moves under the elastic force of the iron core spring 58, and the diaphragm assembly 53 presses the opening of the channel 51 b.

Specifically, the diaphragm assembly 53 includes a pressing plate 531, an upper diaphragm 532 and a lower diaphragm 533, the upper diaphragm 532 is adhered to the middle of the pressing plate 531, the lower diaphragm 533 is adhered to the middle of the upper diaphragm 532, the channel of the valve body is covered by the middle of the lower diaphragm 533, the peripheral sides of the lower diaphragm 533 are in contact with the valve body 51 and the valve cover 52, the valve body 51 and the valve cover 52 are connected into a whole by screws, the lower diaphragm 533 functions as a sealing ring to prevent water from flowing out from the connecting gap between the valve body 51 and the valve cover 52, and no additional sealing ring is needed to be installed when the valve body 51 and the valve cover 52 are assembled, so as to reduce the assembling process and the production cost, in order to ensure that the movement of the lower diaphragm 533 is not affected by the pressure difference between the upper part and the lower part of the inner cavity of the valve body, the lower diaphragm 533 is provided with a pressure through hole 533a communicating the water inlet channel of the valve body 51 with the sealed space above the upper, the valve port is not pressed or needs a large driving force to move upwards to open the valve port.

Specifically, a cylindrical pressing plate step is arranged above the pressing plate 531, a cylindrical iron core step is arranged below the movable iron core 55, the middle of the driving spring 54 is wide, the upper end and the lower end of the driving spring 54 are narrow, and the lower end of the driving spring 54 is sleeved with the pressing plate step; and the upper end is sleeved with an iron core step, the movable iron core 55 moves upwards to stretch the driving spring 54, and the driving spring 54 pulls the middle part of the lower diaphragm to rise so as to switch on the electromagnetic valve. And an iron core spring 58 is arranged at the joint of the movable iron core 55 and the pilot head 56, and the iron core spring 58 mainly plays a role of resetting.

The above description is provided for the purpose of describing the present invention in more detail with reference to the preferred embodiments, and it should not be construed that the present invention is limited to these descriptions, and it will be apparent to those skilled in the art that the present invention can be implemented in many ways without departing from the spirit and scope of the present invention.

Claims (7)

1. One-piece solenoid valve with filter is characterized in that: comprising manual valve, filter pipeline, filter screen, bottom cover and solenoid valve, the rear end of the manual valve is connected to the filter pipeline, the rear end of the filter pipeline is connected to the solenoid valve, and the filter pipeline is the word BU. Type, the filter screen is installed obliquely in the lower position inside the filter pipe, the filter screen is provided with multiple mesh holes, and the bottom cover is installed at the bottom of the filter pipe, the liquid is transported to the solenoid valve through the manual valve and the filter pipe in turn, and the filter screen filters the liquid in the liquid. impurities. 2 . The integrated solenoid valve with filter according to claim 1 , wherein the manual valve comprises a rotating handle, a rotating rod, a manual pipe and a sphere, the lower end of the rotating handle is connected to a rotating rod, and the rotating rod extends into the manual pipe. 3 . The sphere is connected, the center of the sphere is provided with a through hole and the two sides are blocked, the sphere is movably installed inside the manual pipe, and the rear end of the manual pipe is connected to the filter pipe. 3 . The integrated solenoid valve with filter according to claim 1 , wherein the filter screen is a stainless steel filter screen. 4 . 4 . The integrated solenoid valve with filter according to claim 1 , wherein the solenoid valve comprises a valve body, a valve cover, a diaphragm assembly, a driving spring, a movable iron core, a pilot head and a coil, and the valve body communicates with the valve body. 5 . Filtration pipeline, the valve body is provided with an inflow port, a channel and an outflow port, the valve cover is closed on the upper part of the valve body, the upper part of the valve cover is opened, the diaphragm assembly is placed in the cavity composed of the valve body and the valve cover, and the diaphragm assembly is driven by driving The spring is connected to the movable iron core, and the head of the movable iron core protrudes from the opening of the valve cover and is sheathed in the inner cavity of the pilot head, and the pilot head passes through the coil. 5 . The integrated solenoid valve with filter according to claim 4 , wherein the diaphragm assembly comprises a pressure plate, an upper diaphragm and a lower diaphragm, the middle of the pressure plate is bonded to the upper diaphragm, and the middle of the upper diaphragm is bonded to the upper diaphragm. 6 . The lower diaphragm, the middle of the lower diaphragm covers the channel of the valve body, and the surrounding sides of the lower diaphragm are in contact with the valve body and the valve cover. 6 . The integrated solenoid valve with filter according to claim 5 , wherein a cylindrical pressure plate step is arranged above the pressure plate, a cylindrical iron core step is arranged below the movable iron core, and the middle part of the driving spring is wide up and down. 7 . Both ends are narrow, the lower end of the driving spring is sleeved with the step of the pressure plate; the upper end is sleeved with the step of the iron core. 7 . The integrated solenoid valve with filter according to claim 4 , wherein the connection between the movable iron core and the pilot head is provided with an iron core spring. 8 .

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