Novel electromagnetic valve

Abstract

The utility model relates to a novel solenoid valve, it relates to solenoid valve technical field, it includes valve body, movable plug and electromagnetic block, the valve body is provided with movable groove, the valve body is provided with first through groove and second through groove that are communicated with movable groove, movable plug is provided in the movable groove in sliding mode, movable plug can close the second through groove, and the electromagnetic block is provided with the first through groove and the second through groove that are communicated with the movable groove. The electromagnetic block is arranged on the valve body and inserted into the movable groove, the movable plug is provided with a magnetic attraction block, the electromagnetic block can magnetically attract the magnetic attraction block after being powered on, the electromagnetic block is provided with a reset spring, the reset spring is connected with the movable plug, and a protruding ring block is arranged on the surface of the side, close to the movable plug, of the electromagnetic block. The electromagnetic valve has the effect of improving the applicability of the electromagnetic valve in a low-current environment.

Description

TECHNICAL FIELD

[0001] The utility model relates to solenoid valve technical field especially is related to a novel solenoid valve. BACKGROUND

[0002] Solenoid valve is the industrial equipment of electromagnetic control, is used to control fluid's automation basic element, belongs to actuator, and is not limited to hydraulic pressure, pneumatic, is used in industrial control system to adjust medium's direction, flow, speed and other parameters, solenoid valve can cooperate with different circuit to realize the expected control, and the precision and flexibility of control can be guaranteed, solenoid valve has many kinds, and different solenoid valves play a role in different positions of control system, and the most commonly used are check valve, safety valve, direction control valve, speed regulating valve etc.

[0003] Solenoid valve has airtight cavity, and is provided with through hole in different positions, and each hole is connected with different pipeline, and the piston is movably arranged in the middle of the cavity, the piston can block the through hole, and the electromagnet is arranged on one side of the cavity, the valve body will be attracted to move after the magnet coil is electrified, and the reset of spring can realize the opening and closing of the through hole, thereby controlling the opening and closing of the solenoid valve.

[0004] But in the actual use process, in some specific occasions, the current provided to the solenoid valve is small, when the current is small, the magnetic force generated by the solenoid electromagnet through the current magnetic effect is also small, when the magnetic force of the electromagnet is smaller than the elastic force of the spring, the electromagnet cannot adsorb the piston, therefore, the conventional solenoid valve has the risk of failure in the low current environment, and the conventional solenoid valve is not suitable for low current environment. INVENTION CONTENTS

[0005] In order to improve the applicability of solenoid valve in low current environment, the application provides a novel solenoid valve.

[0006] The novel solenoid valve provided by the application adopts the following technical scheme:

[0007] A novel solenoid valve, comprising a valve body, a movable plug and an electromagnet block, the valve body is provided with a movable groove, the valve body is provided with a first through groove and a second through groove communicated with the movable groove, the movable plug is slidably arranged in the movable groove, the movable plug can close the second through groove, the electromagnet block is arranged on the valve body and inserted into the movable groove, the movable plug is provided with a magnetic suction block, the electromagnet block can magnetically adsorb the magnetic suction block after being electrified, the electromagnet block is provided with a reset spring, the reset spring is connected with the movable plug, and the surface of the electromagnet block close to the movable plug is provided with a protruding ring block.

[0008] By adopting the technical scheme, under normal circumstances, the reset spring pushes the movable plug, so that the movable plug seals the second through groove, the first through groove and the second through groove are not connected, so that the electromagnetic valve is in a closed state, when it is needed to open the electromagnetic valve, the electromagnetic block is powered, the electromagnetic block generates a magnetic force after being powered, and the protruding ring block is arranged at a certain angle at the connection between the protruding ring block and the electromagnetic block, the protruding ring block and the electromagnetic block generate electromagnetic induction after being powered, so that the magnetic induction lines near the connection between the protruding ring block and the electromagnetic block are very dense, thereby improving the magnetic induction intensity at this position to improve the magnetic force, even if the current itself is low, the magnetic force can be improved through the dense magnetic induction lines, thereby attracting the magnetic suction block, driving the magnetic suction block and the movable plug to move upward to leave the second through groove, the first through groove and the second through groove are connected through the movable groove, thereby opening the electromagnetic valve, the magnetic induction line density is improved by arranging the protruding ring block, so that the electromagnetic valve can be normally used in a low-current environment, thereby improving the applicability of the electromagnetic valve in a low-current environment.

[0009] Preferably, the valve body is provided with a connecting block, the connecting block is inserted into the movable groove, the second through groove is arranged on the connecting block, and the movable plug can abut against the connecting block.

[0010] By adopting the technical scheme, the connecting block inserted into the movable groove connects the second through groove with the movable groove, the connecting block can be inserted into other pipelines to connect the second through groove with the pipelines, and the connecting block facilitates welding or other installation modes of the bottom of the electromagnetic valve and other pipelines, thereby improving the convenience of use.

[0011] Preferably, the connecting block is provided with a first connecting groove, the valve body is inserted into the first connecting groove, the connecting block is provided with a connecting block, the valve body is provided with a second connecting groove, and the connecting block is inserted into the second connecting groove.

[0012] By adopting the technical scheme, the valve body is inserted into the first connecting groove, and the connecting block is inserted into the second connecting groove, so that a plug-in structure is formed, thereby reducing the possibility of separation of the valve body and the connecting block and improving the stability of the connection between the valve body and the connecting block.

[0013] Preferably, the magnetic suction block is provided with an auxiliary ring groove, and the protruding ring block can be inserted into the auxiliary ring groove.

[0014] By adopting the technical scheme, the protruding ring block is inserted into the auxiliary ring groove, thereby improving the stability of the magnetic suction fixation between the magnetic suction block and the electromagnetic block when the electromagnetic block suctions the magnetic suction block and reducing the possibility of movement of the magnetic suction block.

[0015] Preferably, the depth of the auxiliary ring groove is less than the length of the protruding ring block.

[0016] By adopting the technical scheme, the depth of the auxiliary ring groove is smaller than the length of the protruding ring block, when the electromagnetic block is powered to attract the magnetic block, only the protruding ring block abuts against the bottom wall of the auxiliary ring groove, and the bottom wall of the electromagnetic block does not contact the top wall of the magnetic block, so that the collision area of the magnetic block moving and impacting the electromagnetic block when the electromagnetic block attracts the magnetic block after being powered can be reduced, thereby reducing the sound during the collision and reducing noise pollution.

[0017] Preferably, the magnetic block is provided with a spring groove, and the reset spring is inserted into the spring groove and abuts against the inner wall of the spring groove.

[0018] By adopting the technical scheme, the reset spring is made of a non-magnetic material and is arranged in the reset groove, which reduces the length space occupied by the reset spring and reduces the possibility of damage to the reset spring caused by the reset spring being skewed during compression, thereby improving the durability.

[0019] Preferably, the inner wall of the movable groove is provided with a limiting block, the magnetic block is provided with a limiting groove, and the limiting block is inserted into the limiting groove and can slide in the limiting groove.

[0020] By adopting the technical scheme, the valve body and the limiting block are made of a non-magnetic material, the limiting block slides in the limiting groove, thereby improving the stability of the magnetic block sliding in the movable groove, and the limiting block abuts against the inner wall of the limiting groove, thereby reducing the possibility of the magnetic block rotating, which reduces the possibility of the magnetic block rotating and twisting the reset spring to cause damage to the reset spring and reduces the possibility of the magnetic block rotating and rubbing the connecting block to cause wear of the connecting block, thereby improving the durability.

[0021] Preferably, the outer side wall of the valve body is provided with a mounting ring.

[0022] By adopting the technical scheme, the mounting ring is arranged, which facilitates the mounting of the valve body of the electromagnetic valve on equipment or a pipeline, thereby improving the convenience of use.

[0023] In summary, the present application has at least one of the following beneficial technical effects:

[0024] 1. By arranging the valve body, the movable plug, the electromagnetic block, the movable groove, the first through groove, the second through groove, the magnetic block, the reset spring, and the protruding ring block, the movable plug is blocked in the second through groove under the pushing of the reset spring, when it is needed to open the electromagnetic valve, the electromagnetic block is powered to start, the electromagnetic block and the protruding ring block generate magnetic force through the current magnetic effect, and the magnetic induction lines between the electromagnetic block and the protruding ring block are superimposed and dense, thereby improving the magnetic induction intensity to improve the magnetic force, so that the electromagnetic valve can still provide sufficient magnetic force to attract the magnetic block in a low-current environment, drive the movable plug to rise in the movable groove of the valve body, and make the movable groove connect the first through groove and the second through groove, thereby opening the electromagnetic valve, and the magnetic induction lines of the electromagnetic block and the protruding ring block are superimposed and dense to improve the magnetic force, so that the electromagnetic valve is suitable for a low-current environment, thereby improving the applicability of the electromagnetic valve in a low-current environment.

[0025] 2. By setting the auxiliary ring groove, the protruding ring block can be inserted into the auxiliary ring groove to improve the stability of the magnetic attraction block and the electromagnetic block when being adsorbed, and the protruding ring block abuts against the bottom wall of the auxiliary ring groove when the magnetic attraction block and the electromagnetic block are adsorbed, so that the magnetic attraction block does not abut against the electromagnetic block, thereby reducing the area of the magnetic attraction block moving and colliding with the electromagnetic block when being adsorbed, and reducing the noise generated by the collision;

[0026] 3. By setting the limiting block and the limiting groove, the limiting block is inserted into the limiting groove to improve the stability of the magnetic attraction block sliding in the movable groove and reduce the possibility of the magnetic attraction block rotating, thereby reducing the possibility of the magnetic attraction block rotating and twisting the return spring to cause the return spring to be damaged, and reducing the possibility of the magnetic attraction block rotating to drive the movable plug and the communication block to rotate and rub to be damaged, thereby improving the durability of the equipment. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 is a whole schematic diagram of a new electromagnetic valve provided by the embodiment of the present application.

[0028] Figure 2 is a sectional view for embodying the internal structure of the valve body.

[0029] Label explanation: 1, valve body; 11, movable groove; 111, limiting block; 12, second connecting groove; 13, first through groove; 14, mounting ring; 2, electromagnetic block; 21, protruding ring block; 22, return spring; 3, movable plug; 31, magnetic attraction block; 311, limiting groove; 312, spring groove; 313, auxiliary ring groove; 4, communication block; 41, second through groove; 42, first connecting groove; 43, connecting block; 44, assembling ring. DETAILED DESCRIPTION

[0030] The following will be described in detail in combination with the accompanying drawings Figures 1-2 The present application will be further described in detail.

[0031] The embodiment of the present application discloses a new electromagnetic valve. Referring to Figure 1It includes valve body 1, movable plug 3 and electromagnetic block 2, movable slot 11 is provided through the length direction of valve body 1, electromagnetic block 2 is fixedly arranged on valve body 1 and is adapted to be inserted into movable slot 11, electromagnetic block 2 is connected with power supply through wire (not shown in the figure). The bottom of valve body 1 is welded and fixedly provided with a communication block 4 adapted to be inserted into movable slot 11, the second through slot 41 is provided through the communication block 4, the outer side wall of valve body 1 is provided with a plurality of first through slots 13 communicating with movable slot 11. The movable slot 11 is adapted to be slidably provided with a magnetic block 31, the bottom wall of the magnetic block 31 is nested and fixedly provided with a movable plug 3, the movable plug 3 can resist the second through slot 41 closed by the communication block 4. The bottom wall of the electromagnetic block 2 is fixedly provided with a return spring 22, the return spring 22 abuts against the top wall of the magnetic block 31. The bottom wall of the electromagnetic block 2 is integrally fixedly provided with a protruding ring block 21, the top wall of the magnetic block 31 is provided with a auxiliary ring groove 313 communicating with the side wall of the magnetic block 31, the protruding ring block 21 can be inserted into the auxiliary ring groove 313, and the depth of the auxiliary ring groove 313 is less than the length of the protruding ring block 21. By setting the protruding ring block 21, when the electromagnetic block 2 is energized, the magnetic induction lines between the electromagnetic block 2 and the protruding ring block 21 are superimposed, so that the dense magnetic induction lines can improve the magnetic induction intensity and the magnetic force, so as to maintain sufficient magnetic force to attract the magnetic block 31 and compress the return spring 22 in a low current environment, so as to open and close the electromagnetic valve, so that the electromagnetic valve can still be applicable in a low current environment, and the applicability of the electromagnetic valve in a low current environment is improved.

[0032] In order to improve the durability, referring to Figure 1 and Figure 2 , the communication block 4 is provided with a annular first connecting groove 42, the bottom of the valve body 1 is inwardly bent and adapted to be inserted into the first connecting groove 42, the bottom wall of the valve body 1 is provided with a plurality of second connecting grooves 12, the communication block 4 is integrally fixedly provided with a plurality of connecting blocks 43, the connecting blocks 43 are adapted to be inserted into the second connecting grooves 12. The top wall of the magnetic block 31 is provided with a spring groove 312, the return spring 22 is inserted into the spring groove 312 and connected with the bottom wall of the spring groove 312. The inner wall of the movable slot 11 is provided with a limiting block 111 by inserting and welding, the side wall of the magnetic block 31 is provided with a limiting groove 311, the limiting block 111 is adapted to be inserted into the limiting groove 311 and can slide in the limiting groove 311. The outer side wall of the valve body 1 is welded and fixedly sleeved with a mounting ring 14, the outer wall of the communication block 4 is welded and fixedly sleeved with an assembly ring 44. By setting the limiting block 111 to slide in the limiting groove 311, the possibility of the magnetic block 31 rotating and twisting to damage the return spring 22 or driving the movable plug 3 to rotate and rub with the communication block 4 is reduced, and the durability of the equipment is improved.

[0033] The implementation principle of the novel electromagnetic valve in the embodiment of the application is as follows: after the electromagnetic block 2 is started by power supply, the magnetic induction lines in the region between the electromagnetic block 2 and the protruding ring block 21 are superposed, so that the magnetic induction line density in the region is greatly improved, thereby the magnetic induction intensity is improved, the magnetic force is improved, and sufficient magnetic force can be maintained in a low-current environment to adsorb the magnetic suction block 31 and compress the reset spring 22, so that the movable plug 3 rises to open the second through groove 41, the movable groove 11 is communicated with the first through groove 13 and the second through groove 41, and the electromagnetic valve is opened. The novel electromagnetic valve in the application can still be stably used in a low-current environment, and the effect of improving the applicability of the electromagnetic valve in a low-current environment is realized.

[0034] The above are preferred embodiments of the application, and do not limit the protection scope of the application, so that: equivalent changes made according to the structure, shape, principle of the application should be covered in the protection scope of the application.

Claims

1. A novel solenoid valve characterized by: The utility model provides a valve, including valve body (1), movable plug (3) and electromagnetic block (2), movable slot (11) is provided with valve body (1), first through slot (13) and second through slot (41) that movable slot (11) is provided with, movable plug (3) is provided in movable slot (11) slidingly, movable plug (3) can close second through slot (41), electromagnetic block (2) is provided on valve body (1) and is inserted movable slot (11), movable plug (3) is provided with magnetic suction block (31), electromagnetic block (2) can magnetically adsorb magnetic suction block (31) after being electrified, electromagnetic block (2) is provided with reset spring (22), reset spring (22) is connected with movable plug (3), electromagnetic block (2) is provided with protruding ring block (21) on the surface near movable plug (3) side.

2. A new electromagnetic valve according to claim 1, characterized in that: Valve body (1) is provided with communication block (4), communication block (4) is inserted movable slot (11), second through slot (41) is provided on communication block (4), movable plug (3) can be abutted with communication block (4).

3. A new electromagnetic valve according to claim 2, characterized in that: Communication block (4) is provided with first connecting slot (42), valve body (1) is inserted first connecting slot (42), communication block (4) is provided with connecting block (43), valve body (1) is provided with second connecting slot (12), connecting block (43) is inserted second connecting slot (12).

4. A new electromagnetic valve according to claim 1, characterized in that: Magnetic suction block (31) is provided with auxiliary ring groove (313), protruding ring block (21) can be inserted auxiliary ring groove (313).

5. A new electromagnetic valve according to claim 4, characterized in that: The depth of auxiliary ring groove (313) is less than the length of protruding ring block (21).

6. A new electromagnetic valve according to claim 1 characterized in that: Magnetic suction block (31) is provided with spring groove (312), reset spring (22) is inserted spring groove (312) and abuts with spring groove (312) inner wall.

7. A new electromagnetic valve as claimed in claim 1, characterized in that: The inner wall of movable slot (11) is provided with limit block (111), magnetic suction block (31) is provided with limit slot (311), limit block (111) is inserted limit slot (311) and can slide in limit slot (311).

8. A new electromagnetic valve according to claim 1 characterized by: The outer side wall of valve body (1) is provided with mounting ring (14).

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