CN221463061U - Explosion-proof solenoid valve for water quality testing - Google Patents

Abstract

The utility model provides an explosion-proof electromagnetic valve for water quality detection, which relates to the technical field of electromagnetic valves and comprises an explosion-proof shell, wherein an upper valve cover is arranged at the bottom of the explosion-proof shell, a valve cover sealing ring is arranged at the bottom of the upper valve cover, a lower valve cover is arranged at the bottom of the valve cover sealing ring, an iron core valve structure is arranged in the explosion-proof shell, a through valve structure is arranged at the bottom of the lower valve cover, a sealing cover is arranged on the right side of the explosion-proof shell, a pressure relief nut is arranged at the top of the explosion-proof shell, a connecting block is arranged in the explosion-proof shell near the top, an explosion-proof inner cylinder is arranged in the explosion-proof inner cylinder, an electromagnetic ring is arranged in the electromagnetic ring near the top, and an explosion-proof interlayer is arranged in the explosion-proof shell and is arranged at the periphery of the explosion-proof inner cylinder.

Description

Explosion-proof solenoid valve for water quality testing

Technical Field

The utility model relates to the technical field of electromagnetic valves, in particular to an explosion-proof electromagnetic valve for water quality detection.

Background

The electromagnetic valve is a device for controlling the on-off of fluid by utilizing the action of electromagnetic force, and consists of a coil, a valve body, a power device and the like, when current passes through the coil, a generated magnetic field attracts the valve body to be tightly attached to a valve seat, and the valve is opened, otherwise, the valve is closed when the power is off, and the electromagnetic valve has the characteristics of high response speed, remote control, low energy consumption and the like, and is widely applied to the fields of industrial automation and liquid control, such as water supply and drainage systems, pneumatic systems and the like;

In the use process of the existing electromagnetic valve for water quality detection, the internal pressure is overlarge because of the problems of unqualified sealing of an internal structure, difficult pressure relief and the like, and because the conductive process of the existing electromagnetic valve only carries out simple electricity connection treatment for two unprotected wires, when the outer skin leaks or touches water, circuit short circuit is easy to occur, even explosion is caused due to the common reaction with the internal pressure after spark is generated, so that economic loss is caused, and the use efficiency is reduced.

Disclosure of utility model

The utility model aims to solve the defects in the prior art, and the problems of excessive internal pressure, difficult pressure relief and the like caused by unqualified internal structure sealing in the use process of the conventional electromagnetic valve, and the conventional electromagnetic valve has the advantages that the conductive process is used for simply carrying out electric connection treatment on two unprotected wires, when the outer skin leaks or touches water, the circuit is easy to short out, even the explosion is caused by the common reaction with the internal pressure after spark is generated, the economic loss is caused, and the use efficiency is reduced.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The electromagnetic valve for explosion-proof water quality detection comprises an explosion-proof shell, wherein an upper valve cover is arranged at the bottom of the explosion-proof shell, a valve cover sealing ring is arranged at the bottom of the upper valve cover, a lower valve cover is arranged at the bottom of the valve cover sealing ring, an iron core valve structure is arranged in the explosion-proof shell, a valve through structure is arranged at the bottom of the lower valve cover, and a sealing cover is arranged on the right side of the explosion-proof shell;

The top of the explosion-proof shell is provided with a pressure relief nut, a connecting block is arranged in the explosion-proof shell near the top, an explosion-proof inner cylinder is arranged in the explosion-proof shell and positioned at the bottom of the connecting block, an electromagnetic coil is arranged in the explosion-proof inner cylinder, an electromagnet is arranged in the electromagnetic coil near the top, and an explosion-proof interlayer is arranged in the explosion-proof shell and positioned at the periphery of the explosion-proof inner cylinder;

The iron core valve structure comprises a movable iron core, a spring is arranged at the top of the movable iron core, a plurality of groups of sealing assemblies are sleeved on the periphery of the movable iron core, and a fixed ring is sleeved between two adjacent groups of sealing assemblies and positioned on the periphery of the movable iron core;

The inside of sealed lid is equipped with electrically conductive mouthful, electrically conductive mouthful inside symmetry is equipped with the electrode slice, be equipped with the connecting wire between pressure release nut and the sealed lid.

As a preferable scheme of the utility model, the four corners of the upper valve cover are respectively provided with an inner hexagonal screw, and the upper valve cover, the valve cover sealing ring and the lower valve cover are connected through the inner hexagonal screws.

The technical effect of adopting the further scheme is as follows: the valve cover sealing rings are additionally arranged on the upper valve cover and the lower valve cover, so that the sealing effect is better.

As the preferable scheme of the utility model, the through valve structure comprises a valve body, a water inlet is formed in the valve body near the left side, a water inlet groove is formed in the valve body and positioned in the water inlet direction, a water outlet groove is formed in the valve body and positioned at the bottom of the iron core valve structure, and a water outlet is formed in the right side of the water outlet groove.

As a preferable scheme of the utility model, the sealing assembly comprises a valve port sealing ring and a valve port molding block, and the valve port sealing ring is fixedly connected with the valve port molding block.

The technical effect of adopting the further scheme is as follows: through the addition of the valve port molding block, when the movable iron core operates, the sealing assembly is driven by the fixing ring, the valve port sealing ring in the sealing assembly is tightly pressed at the valve port by the valve port molding block, and the valve port molding block can recover itself through the molding function, so that the service life is prolonged.

As a preferable scheme of the utility model, a first sealing ring is arranged between the water inlet and the water inlet tank, and a second sealing ring is arranged between the water outlet tank and the water outlet.

The technical effect of adopting the further scheme is as follows: through the additional arrangement of the first sealing ring and the second sealing ring, the electromagnetic valve has higher sealing effect when being connected, and the internal pressure tends to a stable state.

As a preferable scheme of the utility model, the iron core valve structure is in sliding connection with the electromagnetic coil and the electromagnet.

The technical effect of adopting the further scheme is as follows: the movable iron core drives the sealing component to open and close through the sliding connection of the iron core valve structure, the electromagnetic coil and the electromagnet.

As a preferable scheme of the utility model, the electrode plate is electrically connected with the electromagnetic coil and the electromagnet.

The technical effect of adopting the further scheme is as follows: through the improvement of electrode slice, make the solenoid valve need not loaded down with trivial details wiring, can carry out electrically conductive action, and through the electric connection of electrode slice with electromagnetic coil and electro-magnet, make holistic electrically conductive work more stable, easier control.

Compared with the prior art, the utility model has the beneficial effects that:

According to the utility model, through improvement of the internal structure, when the electromagnetic valve is used, a plurality of valve ports are sealed, so that the electromagnetic valve cannot generate excessive air pressure in the electromagnetic valve in a closed or open state, and through the addition of the valve port molding block, when the movable iron core operates, the sealing component is driven by the fixed ring, the valve port sealing ring in the sealing component is tightly pressed at the valve port by the valve port molding block, the valve port molding block can restore itself through the molding function, the service life is prolonged, meanwhile, through improvement of the electrode plate, the electromagnetic valve can conduct conducting action without tedious wiring, and through electrical connection of the electrode plate, the electromagnetic coil and the electromagnet, the whole conducting work is more stable and easier to control, the problems that the internal pressure is overlarge because the internal structure is unqualified, the pressure relief is difficult and the like in the use process of the existing electromagnetic valve are avoided, and when the outer surface skin leaks or touches water, the explosion efficiency is easily caused by common reaction with the internal pressure after the outer skin is generated, and the economic efficiency of the electromagnetic valve is improved.

Drawings

FIG. 1 is a schematic main structure of an explosion-proof electromagnetic valve for water quality detection;

FIG. 2 is an internal anatomic schematic diagram of an explosion-proof electromagnetic valve for water quality detection provided by the utility model;

FIG. 3 is a schematic diagram of the operation structure of an explosion-proof electromagnetic valve for water quality detection.

Legend description: 1. an explosion-proof housing; 101. a pressure relief nut; 102. a connecting block; 103. an explosion-proof inner cylinder; 104. an electromagnetic coil; 105. an electromagnet; 106. an explosion-proof barrier; 2. an upper valve cover; 201. an inner hexagon screw; 202. a valve cover sealing ring; 203. a lower valve cover; 3. an iron core valve structure; 301. a movable iron core; 302. a spring; 303. a seal assembly; 3031. a valve port sealing ring; 3032. valve port molding blocks; 304. a fixing ring; 4. a valve opening structure; 401. a valve body; 402. a water inlet; 4021. a first seal ring; 403. a water inlet tank; 404. a water outlet tank; 405. a water outlet; 4051. a second seal ring; 5. sealing cover; 501. a conductive opening; 502. an electrode sheet; 503. and (5) connecting wires.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.

In order that the utility model may be more fully understood, several embodiments of the utility model will be set forth below with reference to the accompanying description, but the utility model may be embodied in many different forms and is not limited to the embodiments described herein, but is instead provided to provide a more thorough and complete disclosure of the utility model.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present, and when an element is referred to as being "connected" to the other element, it may be directly connected to the other element or intervening elements may also be present, the terms "vertical", "horizontal", "left", "right" and the like are used herein for the purpose of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs, and the terms used herein in this description of the utility model are for the purpose of describing particular embodiments only and are not intended to be limiting of the utility model, with the term "and/or" as used herein including any and all combinations of one or more of the associated listed items.

Example 1

As shown in fig. 1-3, the present utility model provides a technical solution: the utility model provides an explosion-proof solenoid valve for water quality testing, including explosion-proof housing 1, the bottom of explosion-proof housing 1 is equipped with upper valve gap 2, the bottom of upper valve gap 2 is equipped with valve gap sealing washer 202, the bottom of valve gap sealing washer 202 is equipped with lower valve gap 203, the inside of explosion-proof housing 1 is equipped with iron core valve structure 3, the bottom of lower valve gap 203 is equipped with logical valve structure 4, the right side of explosion-proof housing 1 is equipped with sealed lid 5, the top of explosion-proof housing 1 is equipped with pressure release nut 101, the inside of explosion-proof housing 1 is close to top department and is equipped with connecting block 102, the inside of explosion-proof housing 1 and be located the bottom department of connecting block 102 and be equipped with explosion-proof inner cylinder 103, the inside of explosion-proof inner cylinder 103 is equipped with electromagnetic ring 104, the inside of electromagnetic ring 104 is close to top department and is equipped with electro-magnet 105, explosion-proof interlayer 106 has been seted up to the inside of explosion-proof housing 1 and be located the periphery of explosion-proof inner cylinder 103, iron core valve structure 3 includes movable iron core 301, the top of movable iron core 301 is equipped with spring 302, the periphery of the movable iron core 301 is sleeved with a plurality of groups of sealing components 303, a fixed ring 304 is sleeved between two adjacent groups of sealing components 303 and positioned on the periphery of the movable iron core 301, a conductive opening 501 is arranged in a sealing cover 5, electrode plates 502 are symmetrically arranged in the conductive opening 501, a connecting wire 503 is arranged between a pressure relief nut 101 and the sealing cover 5, when the electromagnetic valve is in use, through the improvement of an internal structure, a plurality of valve ports are subjected to sealing treatment, no matter the electromagnetic valve is in a closed state or an open state, the inside cannot generate excessively strong air pressure, and through the addition of a valve port molding block 3032, when the movable iron core 301 operates, the sealing components 303 are driven by the fixed ring 304, a valve port sealing ring 3031 in the sealing components 303 is tightly pressed at the valve ports by the valve port molding block 3032, the valve port molding block 3032 can recover itself through a molding function, and the service life is prolonged, meanwhile, through the improvement of the electrode plate 502, the electromagnetic valve can conduct electricity without complicated wiring, and through the electric connection of the electrode plate 502 with the electromagnetic coil 104 and the electromagnet 105, the whole electricity conduction work is more stable and easier to control, the problems that the existing electromagnetic valve for water quality detection is unqualified in sealing of an internal structure, difficult in pressure relief and the like are avoided, the internal pressure is overlarge, and because the existing electromagnetic valve is only subjected to simple electricity connection treatment for two unprotected wires in the electricity conduction process, when the outer skin leaks or touches water, circuit short circuit is easy to occur, even explosion is caused due to the common reaction with the internal pressure after spark is generated, and the service efficiency of the electromagnetic valve is improved.

Example 2

As shown in fig. 1-3, the present utility model provides a technical solution: four corners of the upper valve cover 2 are provided with inner hexagon screws 201, the upper valve cover 2, the valve cover sealing ring 202 and the lower valve cover 203 are connected through the inner hexagon screws 201, and the technical effect of adopting the further scheme is that: through add valve gap sealing washer 202 at valve gap 2 and lower valve gap 203, sealed effect is better, valve structure 4 includes valve body 401, valve body 401's inside is close to left side department and has seted up water inlet 402, valve body 401 inside and be located water inlet 402's rivers direction and be equipped with inlet tank 403, valve body 401 inside and be located iron core valve structure 3's bottom department and be equipped with outlet tank 404, outlet tank 404's right side is equipped with delivery port 405, seal assembly 303 includes valve port sealing washer 3031 and valve port plastic piece 3032, valve port sealing washer 3031 and valve port plastic piece 3032 fixed connection, through valve port plastic piece 3032's add, make when moving core 301 functions, drive through solid fixed ring 304 seal assembly 303, valve port sealing washer 3031 in seal assembly 303 is by the pressfitting of valve port plastic piece 3032 in valve port department, and valve port plastic piece 3032 accessible plastic piece function resumes itself, improves life, be equipped with first sealing washer 1 between inlet 402 and inlet tank 404 and the outlet tank 405, be equipped with second sealing washer 4051 through first sealing washer 4021 and second sealing washer 30351, make and have when being connected in solenoid valve core 301, make and solenoid valve core 105 and solenoid valve structure 105 and solenoid valve 105 and magnetic field plate 105 are more connected through the more stable electrical connection, and solenoid valve 502 are connected through the more than the valve structure and magnetic field plate 502, and electromagnetic coil 502 is more stable and electromagnetic coil structure is connected through the more electric connection, and electromagnetic coil structure is more stable and more than electrically conductive and more than can be connected through the electromagnetic coil structure and electromagnetic coil structure.

The working flow of the utility model is as follows: when the explosion-proof electromagnetic valve for water quality detection is used for working, firstly, the main body of the electromagnetic valve is connected with an external water pipe through the water inlet 402 and the water outlet 405, during working, water flows in from the water inlet 403 through the water inlet 402, when the electromagnetic valve is opened in a conductive manner, the upper valve port and the lower valve port in the water inlet 403 can be blocked by the sealing component 303 on the movable iron core 301, when the electromagnetic valve is opened, the upper valve port in the water inlet 403 can be blocked by the sealing component 303 on the movable iron core 301, so that the water cannot reach the upper part of the electromagnetic valve through the valve ports, and meanwhile, the electromagnetic valve has higher sealing effect when being connected through the first sealing ring 4021 and the second sealing ring 4051, so that the internal pressure tends to be in a stable state.

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

Claims (7)

1. The utility model provides an explosion-proof solenoid valve for water quality testing, includes explosion-proof shell (1), its characterized in that: the bottom of the explosion-proof housing (1) is provided with an upper valve cover (2), the bottom of the upper valve cover (2) is provided with a valve cover sealing ring (202), the bottom of the valve cover sealing ring (202) is provided with a lower valve cover (203), the inside of the explosion-proof housing (1) is provided with an iron core valve structure (3), the bottom of the lower valve cover (203) is provided with a valve through structure (4), and the right side of the explosion-proof housing (1) is provided with a sealing cover (5);

The anti-explosion device is characterized in that a pressure relief nut (101) is arranged at the top of the anti-explosion shell (1), a connecting block (102) is arranged at the position, close to the top, of the inner part of the anti-explosion shell (1), an anti-explosion inner cylinder (103) is arranged at the bottom of the connecting block (102), an electromagnetic ring (104) is arranged in the anti-explosion inner cylinder (103), an electromagnet (105) is arranged at the position, close to the top, of the inner part of the electromagnetic ring (104), and an anti-explosion interlayer (106) is arranged at the periphery, close to the top, of the anti-explosion shell (1);

The iron core valve structure (3) comprises a movable iron core (301), a spring (302) is arranged at the top of the movable iron core (301), a plurality of groups of sealing assemblies (303) are sleeved on the periphery of the movable iron core (301), and a fixed ring (304) is sleeved between two adjacent groups of sealing assemblies (303) and positioned on the periphery of the movable iron core (301);

The inside of sealed lid (5) is equipped with electrically conductive mouth (501), the inside symmetry of electrically conductive mouth (501) is equipped with electrode slice (502), be equipped with connecting wire (503) between pressure release nut (101) and sealed lid (5).

2. An explosion-proof electromagnetic valve for water quality detection according to claim 1, wherein: four corners of the upper valve cover (2) are respectively provided with an inner hexagon screw (201), and the upper valve cover (2), the valve cover sealing ring (202) and the lower valve cover (203) are connected through the inner hexagon screws (201).

3. An explosion-proof electromagnetic valve for water quality detection according to claim 1, wherein: the through valve structure (4) comprises a valve body (401), a water inlet (402) is formed in the valve body (401) and close to the left side, a water inlet groove (403) is formed in the valve body (401) and located in the water flow direction of the water inlet (402), a water outlet groove (404) is formed in the valve body (401) and located at the bottom of the iron core valve structure (3), and a water outlet (405) is formed in the right side of the water outlet groove (404).

4. An explosion-proof electromagnetic valve for water quality detection according to claim 1, wherein: the sealing assembly (303) comprises a valve port sealing ring (3031) and a valve port molding block (3032), and the valve port sealing ring (3031) is fixedly connected with the valve port molding block (3032).

5. An explosion-proof electromagnetic valve for water quality detection according to claim 3, wherein: a first sealing ring (4021) is arranged between the water inlet (402) and the water inlet groove (403), and a second sealing ring (4051) is arranged between the water outlet groove (404) and the water outlet (405).

6. An explosion-proof electromagnetic valve for water quality detection according to claim 1, wherein: the iron core valve structure (3) is connected with the electromagnetic coil (104) and the electromagnet (105) in a sliding mode.

7. An explosion-proof electromagnetic valve for water quality detection according to claim 1, wherein: the electrode plate (502) is electrically connected with the electromagnetic coil (104) and the electromagnet (105).