CN215981069U

CN215981069U - Corrosion-resistant solenoid valve

Info

Publication number: CN215981069U
Application number: CN202121516003.2U
Authority: CN
Inventors: 梁鹏
Original assignee: Anhui Guyu Automation Technology Co ltd
Current assignee: Odeke Valve Industry Co ltd
Priority date: 2021-07-05
Filing date: 2021-07-05
Publication date: 2022-03-08
Anticipated expiration: 2031-07-05

Abstract

The utility model discloses a corrosion-resistant electromagnetic valve which comprises a box body, wherein a first spring is arranged in the box body, an opening and closing mechanism is arranged at the lower end of the first spring, a flow guide pipe is arranged in the box body, a sealing seat is arranged on the upper side of the flow guide pipe, a through hole is formed in the lower side of the sealing seat in the flow guide pipe, a valve core seat is arranged on the outer side of the through hole in the flow guide pipe, and a plurality of buffer mechanisms are arranged on the left side of the valve core seat in the flow guide pipe. According to the utility model, through the matched use of the buffer plate, the connecting rod, the second spring, the sleeve and the flow guide hole, the buffer plate is impacted by the pressure of the water hammer to drive the buffer plate to rotate, the second spring is contracted to reduce the impact force of liquid on the valve core rod and the coating, the coating protection time is prolonged, and the service life of the valve core rod is prolonged.

Description

Corrosion-resistant solenoid valve

Technical Field

The utility model relates to the technical field of electromagnetic valves, in particular to a corrosion-resistant electromagnetic valve.

Background

The electromagnetic valve is an industrial device controlled by electromagnetism, is an automatic basic element for controlling fluid, belongs to an actuator, and is not limited to hydraulic pressure and pneumatic pressure. In the process of actual use, the solenoid valve is very quick in opening and closing response, so that when the valve core of the solenoid valve is opened and closed, the valve core of the solenoid valve is often impacted by larger water hammer pressure, the plating layer is easy to fall off, the corrosion resistance of the plating layer is influenced, and the service life of the valve core is influenced.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a corrosion-resistant solenoid valve to solve the above problems of the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a corrosion-resistant solenoid valve, includes the box, install first spring in the box, the operating mechanism is installed to the lower extreme of first spring, install the honeycomb duct in the box, the upside of honeycomb duct is provided with the seal receptacle, the through-hole has been seted up to the downside of seal receptacle in the honeycomb duct, the case seat is installed in the outside of through-hole in the honeycomb duct, a plurality of buffer gear are installed in the left side of case seat in the honeycomb duct.

Preferably, the inlet tube is installed in the left side of box, the outlet pipe is installed on the right side of box, the inlet tube all passes the both ends intercommunication of box and honeycomb duct with the outlet pipe.

Preferably, the opening and closing mechanism comprises a mounting seat, a valve core rod and an electromagnetic coil, the mounting seat is welded and fixed on the first spring, a groove is formed in the mounting seat, the valve core rod is slidably mounted in the groove, the electromagnetic coil is sleeved on the outer side of the valve core rod, the valve core rod is mounted on the sealing seat, the electromagnetic coil is electrically connected with the external terminal controller, and the mounting seat is made of iron materials.

Preferably, the inner walls of the left side and the right side of the groove are provided with bolt holes, bolts are arranged in the bolt holes, the bolts are in threaded connection with the valve core rod, the seal seat is provided with guide holes, the valve core rod is in sliding connection with the guide holes, the guide holes are provided with a plurality of seal grooves, seal rings are arranged in the seal grooves, the upper end of the valve core seat is provided with a clamp groove, and seal strips are arranged in the clamp groove.

Preferably, buffer gear includes buffer board, connecting rod, second spring, sleeve, the buffer board articulates on the honeycomb duct, the connecting rod articulates on the buffer board, second spring welded fastening is on the connecting rod, the fixed cover of sleeve is established in the second spring outside, the sleeve is articulated with the honeycomb duct, a plurality of water conservancy diversion holes have been seted up on the buffer board. The number of the buffer mechanisms is not less than two.

Preferably, the front surface of the box body is provided with a maintenance door.

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

1. according to the utility model, through the matched use of the buffer plate, the connecting rod, the second spring, the sleeve and the flow guide hole, when the liquid flow velocity is stable, the included angle between the buffer plate and the inner wall of the flow guide pipe is ninety degrees, the valve core rod is suddenly opened or closed, the liquid flow velocity is suddenly changed, the liquid in the flow guide pipe forms a water hammer effect, the buffer plate is impacted by the pressure of the water hammer to drive the buffer plate to rotate, the second spring is contracted, the impact force of the liquid on the valve core rod and a coating is reduced, the coating protection time is prolonged, and the service life of the valve core rod is prolonged;

2. the valve core rod is provided with the bolt, the mounting seat, the valve core rod, the electromagnetic coil, the first spring and the bolt, so that the valve core rod can be replaced quickly when damaged, is convenient to maintain, reduces maintenance cost, and has the advantages of long service life and convenience in use.

Drawings

FIG. 1 is a front cross-sectional view of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is an enlarged view of a structure a in fig. 1.

In the figure: 1. a box body; 2. a first spring; 3. an opening and closing mechanism; 31. a mounting seat; 32. a valve core rod; 33. an electromagnetic coil; 4. a flow guide pipe; 5. a sealing seat; 6. a valve core seat; 7. a buffer mechanism; 71. a buffer plate; 72. a connecting rod; 73. a second spring; 74. a sleeve; 8. a water inlet pipe; 9. a water outlet pipe; 10. a bolt; 11. a seal ring; 12. a sealing strip; 13. and (7) maintaining the door.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a corrosion-resistant electromagnetic valve comprises a box body 1, wherein a first spring 2 is installed in the box body 1, an opening and closing mechanism 3 is installed at the lower end of the first spring 2, a flow guide pipe 4 is installed in the box body 1, a sealing seat 5 is arranged on the upper side of the flow guide pipe 4, a through hole is formed in the lower side of the sealing seat 5 in the flow guide pipe 4, a valve core seat 6 is installed on the outer side of the through hole in the flow guide pipe 4, and a plurality of buffer mechanisms 7 are installed on the left side of the valve core seat 6 in the flow guide pipe 4;

the left side of the box body 1 is provided with a water inlet pipe 8, the right side of the box body 1 is provided with a water outlet pipe 9, the water inlet pipe 8 and the water outlet pipe 9 both penetrate through the box body 1 and are communicated with two ends of a flow guide pipe 4, the opening and closing mechanism 3 comprises a mounting seat 31, a valve core rod 32 and an electromagnetic coil 33, the mounting seat 31 is welded and fixed on a first spring 2, a groove is formed in the mounting seat 31, the valve core rod 32 is slidably mounted in the groove, the electromagnetic coil 33 is sleeved outside the valve core rod 32, the valve core rod 32 is mounted on a sealing seat 5, the electromagnetic coil 33 is electrically connected with an external terminal controller, the mounting seat 31 is made of iron material, bolt 10 holes are formed in the inner walls of the left side and the right side of the groove, bolts 10 are arranged in the bolt 10 holes, the bolts 10 are in threaded connection with the valve core rod 32, a guide hole is formed in the sealing seat 5, the valve core rod 32 is slidably connected with the guide hole, a plurality of sealing grooves are formed in the guide hole, and sealing rings 11 are mounted in the sealing grooves, the upper end of the valve core seat 6 is provided with a clamping groove, a sealing strip 12 is installed in the clamping groove, the buffer mechanism 7 comprises a buffer plate 71, a connecting rod 72, a second spring 73 and a sleeve 74, the buffer plate 71 is hinged on the flow guide pipe 4, the connecting rod 72 is hinged on the buffer plate 71, the second spring 73 is welded and fixed on the connecting rod 72, the sleeve 74 is fixedly sleeved on the outer side of the second spring 73, the sleeve 74 is hinged with the flow guide pipe 4, and the buffer plate 71 is provided with a plurality of flow guide holes. Buffer gear 7 is no less than two, and box 1 openly has seted up maintenance door 13.

The working principle is as follows: when the valve is required to be closed, the electromagnetic coil 33 is powered on, the electromagnetic coil 33 adsorbs the mounting seat 31 to move downwards so as to drive the valve core rod 32 to move downwards, the valve core rod 32 is inserted into the valve core seat 6, the valve is closed, the flow rate of liquid is suddenly changed when the valve is opened or closed, the liquid in the flow guide pipe 4 forms a water hammer effect, the buffer plate 71 is impacted by the pressure of the water hammer to drive the buffer plate 71 to rotate, so as to drive the connecting rod 72 to rotate and extrude the second spring 73, the impact force of the liquid on the valve core rod 32 and a plating layer is reduced through the elasticity of the second spring 73, the protection time of the plating layer is prolonged, and the service life of the valve core rod 32 is prolonged, when the valve core rod 32 is damaged, the maintenance door 13 is opened, the bolt 10 is taken down, and the valve core rod 32 is rapidly replaced, so that the maintenance is convenient, and the valve core rod 32 has the advantages of long service life and convenience in use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a corrosion-resistant solenoid valve, includes box (1), its characterized in that: install first spring (2) in box (1), headstock gear (3) are installed to the lower extreme of first spring (2), install honeycomb duct (4) in box (1), the upside of honeycomb duct (4) is provided with seal receptacle (5), the through-hole has been seted up to the downside of seal receptacle (5) in honeycomb duct (4), case seat (6) are installed in the outside of through-hole in honeycomb duct (4), a plurality of buffer gear (7) are installed in the left side of case seat (6) in honeycomb duct (4).

2. A corrosion resistant solenoid valve according to claim 1, wherein: inlet tube (8) are installed in the left side of box (1), outlet pipe (9) are installed on the right side of box (1), inlet tube (8) all pass the both ends intercommunication of box (1) and honeycomb duct (4) with outlet pipe (9).

3. A corrosion resistant solenoid valve according to claim 1, wherein: the opening and closing mechanism (3) comprises a mounting seat (31), a valve core rod (32) and an electromagnetic coil (33), wherein the mounting seat (31) is fixedly mounted on the first spring (2), a groove is formed in the mounting seat (31), the valve core rod (32) is slidably mounted in the groove, the electromagnetic coil (33) is sleeved on the outer side of the valve core rod (32), the valve core rod (32) is mounted on the sealing seat (5), the electromagnetic coil (33) is electrically connected with an external terminal controller, and the mounting seat (31) is made of iron materials.

4. A corrosion resistant solenoid valve according to claim 3, wherein: the left and right sides inner wall of recess all is provided with bolt (10) hole, be provided with bolt (10) in bolt (10) hole, bolt (10) and valve core pole (32) threaded connection, the guide hole has been seted up on seal receptacle (5), valve core pole (32) and guide hole sliding connection, a plurality of seal grooves have been seted up on the guide hole, install sealing washer (11) in the seal groove, the draw-in groove has been seted up to the upper end of valve core seat (6), install sealing strip (12) in the draw-in groove.

5. A corrosion resistant solenoid valve according to claim 1, wherein: buffer gear (7) are including buffer board (71), connecting rod (72), second spring (73), sleeve (74), buffer board (71) articulate on honeycomb duct (4), connecting rod (72) articulate on buffer board (71), second spring (73) fixed mounting is on connecting rod (72), the fixed cover of sleeve (74) is established in the second spring (73) outside, sleeve (74) is articulated with honeycomb duct (4), a plurality of water conservancy diversion holes have been seted up on buffer board (71), two are no less than in buffer gear (7).

6. A corrosion resistant solenoid valve according to claim 1, wherein: the front surface of the box body (1) is provided with a maintenance door (13).