CN220286437U

CN220286437U - Stop valve locked by means of electromagnetic control

Info

Publication number: CN220286437U
Application number: CN202322008339.3U
Authority: CN
Inventors: 蒋宇峰
Original assignee: Nantong Shifa Ship Machinery Co ltd
Current assignee: Nantong Shifa Ship Machinery Co ltd
Priority date: 2023-07-28
Filing date: 2023-07-28
Publication date: 2024-01-02
Anticipated expiration: 2033-07-28

Abstract

The utility model discloses a stop valve locked by means of electromagnetic control, which comprises a valve body, wherein two sides of the interior of the valve body are respectively provided with a liquid inlet channel and a liquid outlet channel, a communication port is formed between the inner sides of the liquid inlet channel and the liquid outlet channel, a valve core is connected in a clamping manner in the communication port, a sealing block and a limiting connecting block at the upper end of the valve core are connected with the lower end of a valve rod, the upper end of the valve rod extends to the middle of the interior of a control box and is connected with an electromagnetic iron core arranged at the top of the interior of the control box through a spring, and electromagnetic coils are symmetrically arranged at two sides of the interior of the control box relative to the valve rod. This rely on solenoid control locking's stop valve makes solenoid and electromagnetic core circular telegram through the power cord for the valve rod overcomes the elasticity of spring and upwards lifts, makes case and intercommunication mouth separation, otherwise cuts off solenoid and electromagnetic core, case and intercommunication mouth block, makes this stop valve can automatic opening close, need not to use tools such as spanner to operate, thereby improves the practicality of using.

Description

Stop valve locked by means of electromagnetic control

Technical Field

The utility model relates to the technical field of stop valves, in particular to a stop valve locked by means of electromagnetic control.

Background

The shut-off valve is also called a shut-off valve, and belongs to a forced sealing type valve, so that when the valve is closed, pressure must be applied to the valve clack so as to force the sealing surface not to leak. When a medium enters the valve from the lower part of the valve clack, the resistance which needs to be overcome by the operation force is the friction force of the valve rod and the filler and the thrust generated by the pressure of the medium, and the force for closing the valve is larger than the force for opening the valve, so that the diameter of the valve rod is larger, otherwise, the valve rod is in a bending fault. The connection mode is divided into three types: flange connection, screw thread connection and welding connection.

Through searching, a typical stop valve in the prior art is shown as a publication number CN204164476U, and the stop valve comprises a valve body, a valve cover, a valve rod and a valve clack, wherein a flow inlet channel and a flow outlet channel are arranged in the valve body, the flow inlet channel is arranged at the lower part, and the flow outlet channel is arranged at the upper part; a valve port is arranged between the flow inlet channel and the flow outlet channel, the valve port is matched with the valve clack, the valve clack is fixed at the bottom of the valve rod, the valve rod and the valve cover are driven by a screw pair, and the valve cover is fixedly connected with the valve body; the valve cover is internally provided with a step hole, the valve rod is fixedly provided with a check ring, the check ring is in clearance fit with the upper step hole of the valve cover, the lower step hole of the valve cover is provided with an internal thread, the external thread of the valve rod and the internal thread of the lower step hole form a thread pair, the step of the valve cover is fixedly provided with a sealing ring, a spring is arranged between the check ring and the sealing ring, and the spring is respectively propped against the check ring and the sealing ring.

In summary, when the conventional stop valve is used, a wrench or other tool is required to be used for opening or closing the valve, so that the operation is inconvenient, the use practicability is reduced, the fluid passing through the stop valve is not filtered, impurities or particles in the fluid are easy to damage the valve core, the tightness of the closed stop valve is affected, and the conventional equipment is required to be improved.

Disclosure of Invention

The utility model aims to provide a stop valve locked by means of electromagnetic control, so that the problems that when the conventional stop valve is used, a spanner or other tools are required to be used for opening or closing the stop valve, so that the operation is inconvenient, the practicability of the use is reduced, the fluid passing through the stop valve is not filtered, impurities or particles in the fluid are easy to damage a valve core, and the compactness of the stop valve when the stop valve is closed is solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a stop valve which is locked by means of electromagnetic control comprises a valve body,

the valve is characterized in that liquid inlet channels and liquid outlet channels are respectively arranged on two sides of the interior of the valve body, a communication port is formed between the inner sides of the liquid inlet channels and the inner sides of the liquid outlet channels, a valve core is connected with the inner sides of the communication ports in a clamping mode, a sealing block is arranged at the upper end of the valve core, a limiting connecting block is arranged at the upper end of the sealing block, the upper end of the limiting connecting block is connected with the lower end of a valve rod, the upper end of the valve rod extends to the middle of the interior of the control box, the top of the upper end of the valve rod is connected with an electromagnetic iron core arranged at the top of the interior of the control box through a spring, and electromagnetic coils are symmetrically arranged on two sides of the interior of the control box relative to the valve rod.

Preferably, the upper end of the valve body is welded with a flange seat, and the flange seat is connected with a flange plate arranged at the lower end of the control box through a fixing bolt.

Preferably, a filtering baffle net is obliquely arranged in the liquid inlet channel at one side close to the communication port, the lower end of the outer side of the filtering baffle net is connected with a collecting box in a threaded manner, and meanwhile, the collecting box is made of transparent plastic;

by adopting the technical scheme, impurities or particles in the fluid are conveniently filtered and collected, and damage to the valve core is avoided.

Preferably, a movable slot hole is formed in the middle of the back surface of the control box, a connecting sliding plate is connected inside the movable slot hole in a sliding manner, meanwhile, the connecting sliding plate is of a convex structure, and one side of the connecting sliding plate penetrates through the connecting sliding plate to be connected with the outer side of the upper end of the valve rod;

through adopting above-mentioned technical scheme, be convenient for go up and down the valve rod through connecting the slide is manual to carry out opening and closing of intercommunication mouth.

Preferably, two sides of the upper end of the other side of the connecting slide plate are symmetrically provided with movable limiting rods, the upper ends of the two movable limiting rods penetrate through fixed blocks symmetrically arranged at the upper end of the back of the control box and extend to the upper part of the fixed blocks, and two sides of the lower end of the connecting slide plate are attached to the surfaces of bases arranged at two sides of the lower end of the back of the control box;

through adopting above-mentioned technical scheme, through removing the gag lever post, improve the stationarity that connects the slide removal.

Preferably, the lower ends of the two electromagnetic coils are connected with the bottom end inside the control box through the plug seat, the upper ends of the two electromagnetic coils penetrate through mounting holes symmetrically formed in the top of the control box to be attached to the lower end of the mounting plug, and the two electromagnetic coils are connected with the power line;

by adopting the technical scheme, the electromagnetic coil is convenient to install and detach.

Compared with the prior art, the utility model has the beneficial effects that: the stop valve which is locked by means of electromagnetic control,

(1) In order to solve the problem that when the existing stop valve is used, tools such as a spanner are required to be used for opening or closing the stop valve, so that the operation is inconvenient, and the practicability of the use is reduced;

(2) In order to solve the problem that when the existing stop valve is used, tools such as a spanner are required to be used for opening or closing the stop valve, so that the operation is inconvenient, and the practicality of use is reduced;

(3) In order to solve current stop valve when using, the fluid that does not filter the stop valve, lead to impurity or particulate matter in the fluid to cause the damage to the case easily, influence the problem of compactness when the stop valve is closed, this application is provided with and filters the screen and collect the box, through filtering the screen, impurity or particulate matter in the fluid that is convenient for flow in the feed liquor passageway filters, then impurity or particulate matter get into through collecting box mouth and collect in the box, thereby impurity or particulate matter in the fluid is effectively avoided causing the damage to the case, still conveniently carry out cleaning treatment to impurity and particulate matter simultaneously, improve the practicality of using.

Drawings

FIG. 1 is a schematic diagram of a front cross-sectional structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is a schematic elevational view of the present utility model;

FIG. 4 is a schematic rear view of the present utility model;

fig. 5 is a schematic perspective view of the connecting slide plate and the movable limiting rod.

In the figure: 1. a valve body; 101. a liquid inlet channel; 102. a liquid outlet channel; 103. a flange seat; 2. a filtering baffle net; 3. a collection box; 4. a valve core; 5. a sealing block; 6. a limit connecting block; 7. a valve stem; 8. a control box; 801. moving the slot; 9. a flange plate; 10. a spring; 11. an electromagnetic iron core; 12. an electromagnetic coil; 13. a socket; 14. installing a plug; 15. a power line; 16. the connecting slide plate; 17. moving the limiting rod; 18. a fixed block; 19. and (5) a base.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: according to the stop valve of relies on electromagnetic control locking, according to the fig. 1, fig. 3 and fig. 4 show, the inside both sides of valve body 1 are provided with feed liquor passageway 101 and drain passageway 102 respectively, feed liquor passageway 101 is inside to be close to intercommunication mouth one side slope and is provided with and filters fender net 2, be convenient for filter fluidic impurity or particulate matter, and filter fender net 2 outside lower extreme threaded connection has collection box 3, be convenient for collect impurity or particulate matter, collection box 3 is transparent plastics material simultaneously, conveniently look over impurity or particulate matter collection volume, so as to in time clear up, and the intercommunication mouth has been seted up between feed liquor passageway 101 and the drain passageway 102 inboard, the inside block of intercommunication mouth is connected with case 4 simultaneously, sealing block 5 is installed to case 4 upper end, improve the compactness that case 4 and intercommunication mouth block are connected, and limit connection piece 6 is installed to sealing block 5 upper end, limit connection piece 6 upper end and valve rod 7 lower extreme are connected simultaneously, improve the accuracy of valve rod 7 removal position.

According to the illustration of fig. 1, fig. 2, fig. 3 and fig. 4, the flange seat 103 is welded at the upper end of the valve body 1, and the flange seat 103 is connected with the flange 9 installed at the lower end of the control box 8 through the fixing bolt, so as to be convenient for install and fix the control box 8, the upper end of the valve rod 7 extends to the middle inside the control box 8, and the top of the upper end of the valve rod 7 is connected with the electromagnetic iron core 11 installed at the top inside the control box 8 through the spring 10, meanwhile, the electromagnetic coils 12 are symmetrically installed at two sides inside the control box 8 with respect to the valve rod 7, the lower ends of the two electromagnetic coils 12 are connected with the inner bottom end of the control box 8 through the inserting seat 13, and the upper ends of the two electromagnetic coils 12 are jointed with the lower end of the installing plug 14 through the installing holes symmetrically arranged at the top of the control box 8, and meanwhile, the two electromagnetic coils 12 are connected with the power line 15.

When the stop valve is used, the electromagnetic coil 12 and the electromagnetic iron core 11 are electrified through the power line 15, so that the valve rod 7 is lifted upwards under the action of electromagnetism by overcoming the elasticity of the spring 10, the limiting connecting block 6, the sealing block 5 and the valve core 4 are upwards moved, then the sealing block 5 is separated from the communication port, so that fluid flows through the communication port, otherwise, the electromagnetic coil 12 and the electromagnetic iron core 11 are powered off, the valve rod 7 loses the control of electromagnetic force, the valve core 4 is downwards moved under the action of the spring 10, the valve core 4 is clamped with the communication port, and the sealing block 5 is attached to the upper end of the joint of the valve core 4 and the communication port, so that the stop valve can be automatically opened and closed.

According to the embodiment shown in fig. 1, 2, 4 and 5, a moving slot 801 is formed in the middle of the back of the control box 8, a connecting slide plate 16 is slidably connected in the moving slot 801, meanwhile, the connecting slide plate 16 is of a convex structure, one side of the connecting slide plate 16 passes through the connecting slide plate 16 and is connected with the outer side of the upper end of the valve rod 7, moving limiting rods 17 are symmetrically arranged on two sides of the upper end of the other side of the connecting slide plate 16, the upper ends of the two moving limiting rods 17 penetrate through fixed blocks 18 symmetrically arranged on the upper end of the back of the control box 8 and extend to the upper side of the fixed blocks 18, and meanwhile, two sides of the lower end of the connecting slide plate 16 are attached to the surfaces of bases 19 arranged on two sides of the lower end of the back of the control box 8.

During the use, through carrying out the pulling to connecting slide 16 for remove the gag lever post 17 to fixed block 18 top, thereby drive valve rod 7 pulling spacing connecting block 6 under the effect of connecting slide 16, sealing block 5 and case 4 upwards move and spill the intercommunication mouth, make the fluid flow through the intercommunication mouth, on the contrary, through connecting slide 16 downwardly move, make remove the gag lever post 17 to fixed block 18 below remove, make connecting slide 16 bottom and base 19 laminating, make valve rod 7 promote spacing connecting block 6, sealing block 5 and case 4 downwardly move and block up the intercommunication mouth, and sealing block 5 is located case 4 and the junction upper end laminating of intercommunication mouth, thereby make this stop valve can open by hand and close.

The terms "center," "longitudinal," "transverse," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used for descriptive simplicity and convenience only and not as an indication or implying that the apparatus or element being referred to must have a particular orientation, be constructed and operated for a particular orientation, based on the orientation or positional relationship illustrated in the drawings, and thus should not be construed as limiting the scope of the present utility model.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. Stop valve that relies on electromagnetic control to lock, including valve body (1), its characterized in that:

the valve body (1) is inside both sides to be provided with feed liquor passageway (101) and drain passageway (102) respectively, and has seted up the intercommunication mouth between feed liquor passageway (101) and the drain passageway (102) inboard, and the inside block of intercommunication mouth is connected with case (4) simultaneously, sealing block (5) are installed to case (4) upper end, and sealing block (5) upper end installs spacing connecting block (6), and spacing connecting block (6) upper end is connected with valve rod (7) lower extreme simultaneously, valve rod (7) upper end extends to control box (8) inside centre, and valve rod (7) upper end top is connected through spring (10) and control box (8) inside top mounted electromagnetic core (11), and electromagnetic coil (12) are installed about valve rod (7) symmetry to control box (8) inside both sides simultaneously.

2. The solenoid-operated locking shut-off valve of claim 1, wherein: the upper end of the valve body (1) is welded with a flange seat (103), and the flange seat (103) is connected with a flange plate (9) arranged at the lower end of the control box (8) through a fixing bolt.

3. The solenoid-operated locking shut-off valve of claim 1, wherein: the inside slope of being close to intercommunication mouth of feed liquor passageway (101) is provided with and filters fender net (2), and filters fender net (2) outside lower extreme threaded connection has collection box (3), collects box (3) simultaneously and is transparent plastics material.

4. The solenoid-operated locking shut-off valve of claim 1, wherein: the middle of the back of the control box (8) is provided with a movable slot hole (801), the inside of the movable slot hole (801) is connected with a connecting sliding plate (16) in a sliding mode, meanwhile, the connecting sliding plate (16) is of a convex structure, and one side of the connecting sliding plate (16) penetrates through the connecting sliding plate (16) to be connected with the outer side of the upper end of the valve rod (7).

5. The solenoid-operated locking shut-off valve of claim 4, wherein: the two sides of the upper end of the other side of the connecting sliding plate (16) are symmetrically provided with movable limiting rods (17), the upper ends of the two movable limiting rods (17) penetrate through fixed blocks (18) symmetrically arranged at the upper end of the back of the control box (8) and extend to the upper part of the fixed blocks (18), and meanwhile the two sides of the lower end of the connecting sliding plate (16) are attached to the surfaces of bases (19) arranged at the two sides of the lower end of the back of the control box (8).

6. The solenoid-operated locking shut-off valve of claim 1, wherein: two solenoid (12) lower extreme passes through bayonet socket (13) and is connected with control box (8) inside bottom, and two solenoid (12) upper end passes the mounting hole and the laminating of installation end cap (14) lower extreme of control box (8) top symmetry seting up, and two simultaneously solenoid (12) are connected with power cord (15).