CN211951614U

CN211951614U - Flow type solenoid valve with filtering capability

Info

Publication number: CN211951614U
Application number: CN202020311884.3U
Authority: CN
Inventors: 伍万银
Original assignee: Jiangsu Shengdoushi Network Technology Co Ltd
Current assignee: Shanghai Datang Valve Manufacturing Co ltd
Priority date: 2020-03-13
Filing date: 2020-03-13
Publication date: 2020-11-17
Anticipated expiration: 2030-03-13

Abstract

The utility model relates to the technical field of electromagnetic valves, in particular to a flow type electromagnetic valve with a filtering function, which comprises a shell, wherein a control box is fixedly arranged at the top of the shell, a fixed magnet is fixedly arranged at the top of an inner cavity of the shell, the inner cavity of the shell is slidably connected with a mounting plate, and a movable magnet is fixedly arranged at the top of the mounting plate; the utility model discloses a connecting pipe, the filter tube, first ring flange, strain a section of thick bamboo, the second ring flange, the blow off pipe, the sealing plug, the bleeder, the inlet tube, the sealed tube, the setting of ball valve and connecting rod, it can carry out filterable advantage to fluid medium to make flow type solenoid valve possess, it only can carry out accurate control to the velocity of flow to have solved current solenoid valve simultaneously, but lack certain filtering capability, when some require higher to fluid medium purity, need extra increase filtration apparatus to guarantee fluid medium's purity, very troublesome problem.

Description

Flow type solenoid valve with filtering capability

Technical Field

The utility model relates to a solenoid valve technical field specifically is a flow type solenoid valve with filtering capability.

Background

The electromagnetic valve is an industrial device controlled by electromagnetism, is an automatic basic element for controlling fluid, belongs to an actuator, is not limited to hydraulic pressure and pneumatic pressure, is used for adjusting the direction, flow, speed and other parameters of a medium in an industrial control system, can be matched with different circuits to realize expected control, and can ensure the precision and flexibility of the control.

The existing electromagnetic valve can only accurately control the flow rate, but lacks a certain filtering function, and when the requirement on the purity of a fluid medium is higher, an additional filtering apparatus is needed to ensure the purity of the fluid medium, which is very troublesome.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flow type solenoid valve with filtering capability possesses and can carry out filterable advantage to fluid medium, has solved current solenoid valve and only can carry out accurate control to the velocity of flow, but lacks certain filtering capability, when some require higher to fluid medium purity, needs extra increase filter equipment to guarantee fluid medium's purity, very troublesome problem.

In order to achieve the above object, the utility model provides a following technical scheme: a flow type electromagnetic valve with a filtering function comprises a shell, wherein a control box is fixedly mounted at the top of the shell, a fixed magnet is fixedly mounted at the top of an inner cavity of the shell, an installation plate is slidably connected to the inner cavity of the shell, a movable magnet is fixedly mounted at the top of the installation plate, a coil is wound on the surface of the shell, a valve rod is welded at the bottom of the installation plate, a valve core is welded at the bottom of the valve rod, a valve seat is welded on the inner wall of the shell and below the valve core, a water outlet pipe is communicated with the left side of the shell, a connecting pipe is communicated with the right side of the shell and above the valve seat, a filter pipe is communicated with the right end of the connecting pipe, a first flange plate is welded at the top of the filter pipe, a filter cylinder is connected to the inner wall of the first flange plate, the top intercommunication of second ring flange has the blow off pipe, the inner wall threaded connection of blow off pipe has the sealing plug, the top of sealing plug runs through the blow off pipe and extends to the external weld and has the pull ring, the upper and lower both ends on filter tube right side all communicate there is the bleeder, the right side intercommunication of bleeder has the inlet tube, the inboard intercommunication of bleeder has the sealed tube, the inner wall of bleeder is provided with the ball valve, the inner wall of sealed tube is provided with the connecting rod, the both ends of connecting rod all run through the bleeder and extend to inner chamber and ball valve welding.

Preferably, the inner wall fixed mounting of sealed tube has first sealing washer, the inner wall of first sealing washer and the surperficial laminating of connecting rod.

Preferably, the below of bleeder is provided with the bull stick, and the top of bull stick runs through the bleeder and extends to the surface weld of inner chamber and ball valve, two the valve opening direction of ball valve is perpendicular setting, and the surface cover of bull stick is equipped with the second sealing washer, the fixed surface installation of the top of second sealing washer and bleeder.

Preferably, the top fixed mounting of first ring flange has first sealed the pad, and the laminating of the bottom of the top of first sealed pad and second ring flange, the plectrum has all been welded to the both sides at second ring flange top.

Preferably, the top of the sewage draining pipe is fixedly provided with a second sealing gasket, and the inner wall of the second sealing gasket is attached to the surface of the sealing plug.

Preferably, the inner wall of casing and be located the welding of mounting panel and case between have the limiting plate, the inner wall fixed mounting of limiting plate has the third sealing washer, the inner wall of third sealing washer and the surface laminating of valve rod.

Preferably, the valve seat and the valve core are arranged in a cone shape, and the inner wall of the valve seat is matched with the surface of the valve core.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a connecting pipe, the filter tube, first ring flange, strain a section of thick bamboo, the second ring flange, the blow off pipe, the sealing plug, the bleeder, the inlet tube, the sealed tube, the setting of ball valve and connecting rod, it can carry out filterable advantage to fluid medium to make flow type solenoid valve possess, it only can carry out accurate control to the velocity of flow to have solved current solenoid valve simultaneously, but lack certain filtering capability, when some require higher to fluid medium purity, need extra increase filtration apparatus to guarantee fluid medium's purity, very troublesome problem.

2. The utility model discloses a setting of first sealing washer, can carry out the separation with two bleeder pipes, prevent the liquid leakage in the bleeder pipe, the valve opening direction through two ball valves can ensure that two bleeder pipes can not have the fluid to flow simultaneously for setting up perpendicularly, thereby provide the condition for the blowdown in later stage, setting through the second sealing washer, can increase the leakproofness between bull stick and the bleeder pipe, prevent liquid leakage, setting through first sealed pad, can carry out the shutoff to the gap between second ring flange and the first ring flange, prevent that liquid from leaking from the gap, the leakproofness has been increased, setting through the plectrum, can conveniently dismantle and install strain a section of thick bamboo, it is convenient for the maintenance in later stage to provide.

3. The utility model discloses a sealed setting of filling up of second can carry out the shutoff to the gap between sealing plug and the blow off pipe, prevents that liquid from leaking, has increased the leakproofness, through the setting of limiting plate, can increase the stability of valve rod to increase the firm degree of case, through the setting of third sealing washer, can increase the leakproofness between limiting plate and the valve rod, all make the cone setting through disk seat and case, can promote the block performance of case, in order to promote the control performance of this solenoid valve.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial front sectional view of the lateral pipe of the present invention;

FIG. 3 is a front sectional view of the sewage draining pipe of the utility model;

fig. 4 is a partially enlarged view of a portion a in fig. 3 according to the present invention.

In the figure: 1. a housing; 2. a control box; 3. fixing a magnet; 4. mounting a plate; 5. a moving magnet; 6. a coil; 7. a valve stem; 8. a valve core; 9. a valve seat; 10. a water outlet pipe; 11. a connecting pipe; 12. a filter tube; 13. a first flange plate; 14. a filter cartridge; 15. a second flange plate; 16. a blow-off pipe; 17. a sealing plug; 18. a branch pipe; 19. a water inlet pipe; 20. a sealing tube; 21. a ball valve; 22. a connecting rod; 23. a first seal ring; 24. a second seal ring; 25. a limiting plate; 26. and a third sealing ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a flow-rate electromagnetic valve with filtering function comprises a housing 1, a control box 2 is fixedly installed on the top of the housing 1, a fixed magnet 3 is fixedly installed on the top of an inner cavity of the housing 1, an installation plate 4 is slidably connected to the inner cavity of the housing 1, a moving magnet 5 is fixedly installed on the top of the installation plate 4, a coil 6 is wound on the surface of the housing 1, a valve rod 7 is welded on the bottom of the installation plate 4, a valve core 8 is welded on the bottom of the valve rod 7, a valve seat 9 is welded on the inner wall of the housing 1 and below the valve core 8, a water outlet pipe 10 is communicated with the left side of the housing 1, a connecting pipe 11 is communicated with the right side of the valve seat 9 on the right side of the housing 1, a filtering pipe 12 is communicated with the right end of the connecting pipe 11, a first flange 13 is welded on, the top of the filter cylinder 14 is welded with a second flange 15, the top of the second flange 15 is communicated with a drain pipe 16, the inner wall of the drain pipe 16 is in threaded connection with a sealing plug 17, the top of the sealing plug 17 penetrates through the drain pipe 16 and extends to the outside to be welded with a pull ring, the upper end and the lower end on the right side of the filter pipe 12 are both communicated with branch pipes 18, the right side of the branch pipes 18 is communicated with a water inlet pipe 19, the inner side of the branch pipes 18 is communicated with a sealing pipe 20, the inner wall of the branch pipes 18 is provided with a ball valve 21, the inner wall of the sealing pipe 20 is provided with a connecting rod 22, the two ends of the connecting rod 22 penetrate through the branch pipes 18 and extend to an inner cavity to be welded with the ball valve 21, and the flow type electromagnetic valve has the advantage of filtering a fluid medium through the connecting pipe 11, the filter pipe 12, the first flange 13, the filter cylinder 14, the, meanwhile, the problem that the existing electromagnetic valve only can accurately control the flow rate, but lacks a certain filtering function, and when the requirement on the purity of the fluid medium is higher, extra filtering instruments are needed to be added to ensure the purity of the fluid medium, which is very troublesome is solved.

In this embodiment, specifically, the first sealing ring 23 is fixedly mounted on the inner wall of the sealing tube 20, the inner wall of the first sealing ring 23 is attached to the surface of the connecting rod 22, and the two branch tubes 18 can be isolated by the first sealing ring 23, so as to prevent the liquid in the branch tubes 18 from leaking.

In this embodiment, specifically, the below of bleeder 18 is provided with the bull stick, the top of bull stick runs through bleeder 18 and extends to the surface welding of inner chamber and ball valve 21, the valve opening direction of two ball valves 21 is perpendicular setting, and the surface cover of bull stick is equipped with second sealing washer 24, the top of second sealing washer 24 and the fixed surface installation of bleeder 18, can ensure that two bleeder 18 can not have the fluid to flow simultaneously for perpendicular setting up through the valve opening direction of two ball valves 21, thereby the blowdown in later stage provides the condition, setting through second sealing washer 24, can increase the leakproofness between bull stick and the bleeder 18, prevent liquid leakage.

In this embodiment, it is concrete, the top fixed mounting of first ring flange 13 has first sealed the pad, and the laminating of the top of first sealed pad and the bottom of second ring flange 15, the plectrum has all been welded to the both sides at second ring flange 15 top, through the setting of first sealed pad, can carry out the shutoff to the gap between second ring flange 15 and the first ring flange 13, prevent that liquid from leaking from the gap, the leakproofness has been increased, setting through the plectrum, can conveniently dismantle and install a section of thick bamboo 14, it is convenient to overhaul for the later stage.

In this embodiment, it is specific, the top fixed mounting of blow off pipe 16 has the second to seal up the pad, and the inner wall that the second was sealed fills up is laminated with sealing plug 17's surface, through the sealed setting of filling up of second, can carry out the shutoff to the gap between sealing plug 17 and the blow off pipe 16, prevents that liquid from leaking, has increased the leakproofness.

In this embodiment, it is concrete, casing 1's inner wall and be located the welding between mounting panel 4 and the case 8 and have limiting plate 25, and the inner wall fixed mounting of limiting plate 25 has third sealing washer 26, and the inner wall of third sealing washer 26 and the laminating of the surface of valve rod 7 can increase the stability of valve rod 7 through the setting of limiting plate 25 to increase the firm degree of case 8, through the setting of third sealing washer 26, can increase the leakproofness between limiting plate 25 and the valve rod 7.

In this embodiment, specifically, the valve seat 9 and the valve element 8 are both arranged in a cone shape, the inner wall of the valve seat 9 is arranged in a manner of being matched with the surface of the valve element 8, and the valve seat 9 and the valve element 8 are both arranged in a cone shape, so that the blocking performance of the valve element 8 can be improved, and the control performance of the electromagnetic valve can be improved.

The working principle is as follows: the device is powered by an external power supply, when a coil 6 is electrified, a fixed magnet 3 generates magnetism repellent to a moving magnet 5, so that the moving magnet 5 is pushed to move downwards, the moving magnet 5 drives a mounting plate 4, a valve rod 7 and a valve core 8 to move downwards, the valve core 8 is in contact with a valve seat 9 and then windage is carried out on fluid, the fixed magnet 3 can generate magnetism attracted to the moving magnet 5 under the action of the coil 6, so that the valve core 8 is separated from the valve seat 9, fluid passes through the valve core 8 to achieve the function of controlling flow, when the electromagnetic valve is normally used, the rotating rod is rotated to drive two ball valves 21 to rotate, the ball valve 21 above is in a communicated state, the ball valve 21 below is in a closed state, and therefore the fluid can flow into a filter cylinder 14 through a branch pipe 18 above, so that the fluid is filtered and decontaminated under the action of the filter cylinder 14, when the impurities in the filter cylinder 14 are excessive, the blowdown operation is needed, at the moment, the valve core 8 blocks the valve seat 9 to prevent the fluid from passing through, then the rotating rod is rotated to enable the ball valve 21 above to be in a closed state, the ball valve 21 below is in a communicated state, the fluid flows into the filter pipe 12 through the branch pipe 18 below, then the sealing plug 17 is taken out of the blowdown pipe 16 through the rotating pull ring, the fluid can flow out through the blowdown pipe 16, the impurities in the filter cylinder 14 are taken out together to achieve the blowdown effect, and when the filter cylinder 14 needs to be replaced after being used for a long time, the second flange plate 15 is driven to rotate by the poking piece through rotating the poking piece, so that the filter cylinder 14 is taken out of the filter pipe 12 to be replaced.

The control mode of the present application is automatically controlled by a controller, the control circuit of the controller can be realized by simple programming by those skilled in the art, and the present application belongs to the common knowledge in the field, and the present application mainly protects the mechanical device, so the present application does not explain the control mode and the circuit connection in detail.

The standard parts used in the present application document can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts the conventional means of mature bolt, rivet, welding and the like in the prior art, the machinery, parts and equipment adopt the conventional models in the prior art, and the structure and principle of the parts known by the skilled person can be known by the technical manual or by the conventional experimental method.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A flow type solenoid valve with filtering capability, includes casing (1), its characterized in that: the improved water purifier is characterized in that a control box (2) is fixedly mounted at the top of the shell (1), a fixed magnet (3) is fixedly mounted at the top of an inner cavity of the shell (1), a mounting plate (4) is slidably connected to the inner cavity of the shell (1), a movable magnet (5) is fixedly mounted at the top of the mounting plate (4), a coil (6) is wound on the surface of the shell (1), a valve rod (7) is welded at the bottom of the mounting plate (4), a valve core (8) is welded at the bottom of the valve rod (7), a valve seat (9) is welded on the inner wall of the shell (1) and below the valve core (8), a water outlet pipe (10) is communicated with the left side of the shell (1), a connecting pipe (11) is communicated with the right side of the shell (1) and above the valve seat (9), a filter pipe (12) is communicated with the right end of the connecting pipe (11), the inner wall of the first flange plate (13) is in threaded connection with a filter cylinder (14), the right side of the filter cylinder (14) is provided with a through hole, a second flange plate (15) is welded at the top of the filter cylinder (14), the top of the second flange plate (15) is communicated with a sewage discharge pipe (16), the inner wall of the sewage draining pipe (16) is in threaded connection with a sealing plug (17), the top of the sealing plug (17) penetrates through the sewage draining pipe (16) and extends to the outside to be welded with a pull ring, the upper end and the lower end of the right side of the filtering pipe (12) are communicated with branch pipes (18), the right side of the branch pipe (18) is communicated with a water inlet pipe (19), the inner side of the branch pipe (18) is communicated with a sealing pipe (20), a ball valve (21) is arranged on the inner wall of the branch pipe (18), a connecting rod (22) is arranged on the inner wall of the sealing pipe (20), both ends of the connecting rod (22) penetrate through the branch pipe (18) and extend to the inner cavity to be welded with the ball valve (21).

2. A flow rate type electromagnetic valve having a filtering function according to claim 1, characterized in that: the inner wall fixed mounting of sealed tube (20) has first sealing washer (23), the surface laminating of the inner wall of first sealing washer (23) and connecting rod (22).

3. A flow rate type electromagnetic valve having a filtering function according to claim 1, characterized in that: the below of bleeder pipe (18) is provided with the bull stick, and the top of bull stick runs through bleeder pipe (18) and extends to the surface weld of inner chamber and ball valve (21), two the valve opening direction of ball valve (21) sets up for perpendicular, and the surface cover of bull stick is equipped with second sealing washer (24), the fixed surface installation of the top of second sealing washer (24) and bleeder pipe (18).

4. A flow rate type electromagnetic valve having a filtering function according to claim 1, characterized in that: the top fixed mounting of first ring flange (13) has first sealed the pad, and the laminating of the bottom of the top of first sealed pad and second ring flange (15), the plectrum has all been welded to the both sides at second ring flange (15) top.

5. A flow rate type electromagnetic valve having a filtering function according to claim 1, characterized in that: the top fixed mounting of blow off pipe (16) has the second to seal up, and the inner wall that the second sealed was sealed is laminated with the surface of sealing plug (17).

6. A flow rate type electromagnetic valve having a filtering function according to claim 1, characterized in that: the welding of the inner wall of casing (1) and be located between mounting panel (4) and case (8) has limiting plate (25), the inner wall fixed mounting of limiting plate (25) has third sealing washer (26), the inner wall of third sealing washer (26) and the surface laminating of valve rod (7).

7. A flow rate type electromagnetic valve having a filtering function according to claim 1, characterized in that: the valve seat (9) and the valve core (8) are arranged in a conical shape, and the inner wall of the valve seat (9) is matched with the surface of the valve core (8).