CN215861967U - Novel automobile-used air horn solenoid valve - Google Patents

Abstract

The utility model belongs to the technical field of electromagnetic valves, and particularly relates to a novel vehicular air horn electromagnetic valve which comprises a valve body, a movable iron core and an electromagnetic assembly, wherein an air cavity is arranged inside the valve body, an air inlet and an air outlet are arranged on the surface of the valve body, an air outlet is arranged on the electromagnetic assembly, and the air inlet, the air outlet and the air outlet are all communicated with the air cavity, the working performance of the electromagnetic valve is improved.

Description

Novel automobile-used air horn solenoid valve

Technical Field

The utility model belongs to the technical field of electromagnetic valves, and particularly relates to a novel automobile air horn electromagnetic valve.

Background

Air horns are widely used as sound signal generating devices in land and water vehicles such as ships and vehicles. The structure of the existing air horn usually comprises a sounding barrel and a fixed disk, a membrane is arranged in an inner cavity of the fixed disk, the membrane is arranged in an inner cavity of the fixed disk, and separates a sounding cavity from the inner cavity of the fixed disk, the tail end of the sounding barrel is communicated with the sounding cavity, and the air horn is also provided with an air inlet channel communicated with the sounding cavity. In order to make different sounds, the conventional electric control multi-tone air horn is provided with a plurality of air horn groups with different tones, is arranged on a support and is used for controlling the on-off of the air flow of each air horn group through a plurality of electromagnetic valves so as to make sounds.

The existing electromagnetic valve mainly comprises a valve seat body, a movable valve core and an electromagnetic assembly. Be provided with air inlet and gas outlet on the disk seat body, the inside of the disk seat body is provided with the air cavity, be provided with the gas vent with the air inlet intercommunication on the electromagnetic assembly, electromagnetic assembly and disk seat body coupling, the air inlet, gas outlet and gas vent all communicate with the air cavity, movable valve core swing joint is in electromagnetic assembly's inside, movable valve core's tip and air inlet sealing connection, the motion of movable valve core is driven when electromagnetic assembly circular telegram, so that movable valve core's tip is opened the air inlet and is sealed the gas vent, the realization is to the on-off control of air horn group air current. Because certain pressure difference can be produced between gas vent and the air cavity in the motion process of movable valve core, cause the hindrance to the motion along the inside of electromagnetic component of movable valve core, the drive of the movable valve core of being inconvenient for and the working property that resets, influence the solenoid valve.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel automotive air horn electromagnetic valve, which aims to solve the technical problems that a movable valve core of the existing air horn electromagnetic valve is inconvenient to drive and reset, and the working performance and the service life of the electromagnetic valve are influenced.

In order to achieve the above object, an embodiment of the present invention provides a novel automotive air horn solenoid valve, which includes a valve body, a movable iron core, and an electromagnetic assembly, wherein an air cavity is disposed inside the valve body, an air inlet and an air outlet are disposed on a surface of the valve body, an air outlet is disposed on the electromagnetic assembly, the air inlet, the air outlet, and the air outlet are all communicated with the air cavity, the movable iron core is movably inserted inside the electromagnetic assembly, one end of the movable iron core is hermetically connected to the air inlet, the electromagnetic assembly is configured to drive the movable iron core when the electromagnetic assembly is powered on, and enable the other end of the movable iron core to seal the air outlet, and a vent groove is disposed on a surface of the movable iron core.

Optionally, the valve body includes a valve seat, a shaft sleeve, a fixing nut, a gas outlet joint and a plug, the shaft sleeve is fixed inside the valve seat, the fixing nut is fixed on a lateral portion of the valve seat, the gas outlet joint is in threaded connection with the fixing nut, the plug is fixed on an end portion of the valve seat, the plug is arranged in the gas inlet and detachably connected with the valve seat, the gas outlet is arranged in the gas outlet joint, and the gas cavity is arranged in the valve seat.

Optionally, the valve body further comprises a locking nut, and the locking nut is connected to the surface of the air outlet joint in a threaded mode and located on one side of the fixing nut.

Optionally, first sealing rings are arranged between the plug and the valve body, between the fixing nut and the valve body, and between the fixing nut and the locking nut.

Optionally, the electromagnetic component includes mount, yoke, coil former, plug connector and quiet iron core, the mount pass through the screw with disk seat fixed connection, the yoke is fixed in on the mount, the coil former is fixed in on the yoke, the plug connector is fixed in on the mount and lie in one side of coil former, be fixed with the inserted sheet on the plug connector, the inserted sheet with coil former fixed connection, quiet iron core is fixed in the inside of coil former, movable iron core inserts and locates in the coil former and lie in one side of quiet iron core, the gas vent is located in the quiet iron core.

Optionally, the electromagnetic assembly further comprises a steel pipe, a tower-type reset spring and a magnetism increasing sleeve, the steel pipe is fixed in the coil rack, the end portion of the steel pipe is provided with a butting edge, the magnetism increasing sleeve is arranged on the surface of the steel pipe, the movable iron core is connected in the steel pipe in a sliding mode, one end of the tower-type reset spring is abutted to the butting edge, the other end of the tower-type reset spring is abutted to the movable iron core, and dampers are arranged inside two ends of the movable iron core.

Optionally, a surface of the movable core is provided with a weight-reduction groove.

Optionally, the surface of the stationary core is provided with a riveting groove, and a riveting inclined plane is arranged on a side wall of the riveting groove.

Optionally, the electromagnetic component further comprises a dustproof cap, a mounting rack is arranged on the end face of the mounting rack, the dustproof cap is located inside the mounting rack, buckling claws and limiting claws are arranged on the periphery of the dustproof cap, and the buckling claws and the limiting claws are connected with the inner wall of the mounting rack in a clamped mode.

Optionally, the electromagnetic assembly further comprises a dust cap, a conical installation shaft is arranged on the dust cap, and the dust cap is sleeved on the surface of the conical installation shaft and attached to the exhaust port.

One or more technical schemes in the novel automobile air horn electromagnetic valve provided by the embodiment of the utility model at least have one of the following technical effects: the air horn solenoid valve comprises a valve body, a movable iron core and an electromagnetic assembly, wherein an air cavity is arranged inside the valve body, an air inlet and an air outlet are arranged on the surface of the valve body, an air outlet is formed in the electromagnetic assembly, the air inlet, the air outlet and the air outlet are communicated with the air cavity, the movable iron core is movably inserted into the electromagnetic assembly, one end of the movable iron core is hermetically connected with the air inlet, when the air horn solenoid valve works, the electromagnetic assembly is electrified to drive the movable iron core to move, so that one end of the movable iron core is separated from the air inlet in a sealed state, the air outlet is sealed by the other end of the movable iron core, airflow enters from the air inlet and flows out from the air outlet after passing through the air cavity, the movable iron core resets after the work is completed, the air inlet is sealed, and redundant gas is discharged from the air outlet; finally, the on-off control of the air flow of the air horn is realized, and the vent grooves are formed in the surfaces of the movable iron cores, so that the vent grooves can be conveniently communicated with the air cavity through the exhaust holes, the pressure difference between the air cavity and the exhaust port can be effectively reduced, convenience is brought to driving and resetting of the movable iron cores, and the working performance of the electromagnetic valve is improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a sectional view of a novel automotive air horn solenoid valve according to an embodiment of the present invention.

Fig. 2 is an exploded view of a novel automotive horn solenoid valve according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a coil bobbin of a novel automotive air horn solenoid valve according to an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a movable iron core of a novel automotive air horn solenoid valve according to an embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a steel pipe of the novel automotive air horn solenoid valve according to an embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a dust cap of a novel automotive air horn solenoid valve according to an embodiment of the present invention.

Fig. 7 is a cross-sectional view of a stationary core of a novel automotive air horn solenoid valve according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

10-valve body 11-air cavity 12-air inlet

13-air outlet 14-valve seat 15-shaft sleeve

16-fixed nut 17-air outlet joint 18-plug

19-locking nut 20-movable iron core 21-vent groove

22-damper 23-weight reduction groove 30-electromagnetic assembly

31-fixed frame 32-yoke 33-coil rack

34-plug connector 35-static iron core 36-steel pipe

37-tower type return spring 38-magnetism increasing sleeve 39-dust cap

40-second seal ring 50-third seal ring 311-mounting rack

331-positioning bulge 332-enameled wire groove 341-inserting piece

351-exhaust port 352-riveting groove 361-abutting edge

391-catch pawl 392-limit pawl 393-conical mounting shaft

394-dust cap 395-first sealing ring.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be illustrative of the embodiments of the present invention, and should not be construed as limiting the utility model.

In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.

In one embodiment of the present invention, as shown in fig. 1 and 2, a novel automotive air horn solenoid valve is provided, which includes a valve body 10, a movable iron core 20 and an electromagnetic assembly 30, wherein an air cavity 11 is disposed inside the valve body 10, an air inlet 12 and an air outlet 13 are disposed on a surface of the valve body 10, an air outlet 351 is disposed on the electromagnetic assembly 30, the air inlet 12, the air outlet 13 and the air outlet 351 are all communicated with the air cavity 11, the movable iron core 20 is movably inserted inside the electromagnetic assembly 30, one end of the movable iron core 20 is hermetically connected with the air inlet 12, the electromagnetic assembly 30 is configured to drive the movable iron core 20 when power is supplied, and enable the other end of the movable iron core 20 to seal the air outlet 351, and a ventilation groove 21 is disposed on a surface of the movable iron core 20.

Specifically, the air horn solenoid valve comprises a valve body 10, a movable iron core 20 and an electromagnetic assembly 30, an air cavity 11 is arranged inside the valve body 10, an air inlet 12 and an air outlet 13 are arranged on the surface of the valve body 10, an air outlet 351 is arranged on the electromagnetic assembly 30, the air inlet 12, the air outlet 13 and the air outlet 351 are all communicated with the air cavity 11, the movable iron core 20 is movably inserted into the electromagnetic assembly 30, one end of the movable iron core 20 is hermetically connected with the air inlet 12, when the air horn solenoid valve works, the electromagnetic assembly 30 is electrified to drive the movable iron core 20 to move, one end of the movable iron core 20 is separated from the air inlet 12 in a sealing state, the other end of the movable iron core 20 seals the exhaust port 351, airflow enters from the air inlet 12 and flows out from the air outlet 13 after passing through the air cavity 11, the movable iron core 20 resets after the work is finished, the air inlet 12 is sealed, and redundant air is exhausted from the exhaust port 351; the final realization is to the on-off control of air horn's air current, because movable iron core 20's surface is provided with air channel 21, air channel 21's setting can make things convenient for the intercommunication between exhaust hole and the air cavity 11, can effectively reduce the pressure differential of air cavity 11 and gas vent 351, and the drive and the reset for movable iron core 20 provide convenience, promote solenoid valve's working property.

In one embodiment of the present invention, as shown in fig. 1 and 2, the valve body 10 includes a valve seat 14, a sleeve 15, a fixing nut 16, an air outlet connector 17 and a plug 18, the sleeve 15 is fixed inside the valve seat 14, the fixing nut 16 is fixed on a side portion of the valve seat 14, the air outlet connector 17 is in threaded connection with the fixing nut 16, the plug 18 is fixed on an end portion of the valve seat 14, the plug 18 is disposed in the air inlet 12 and is detachably connected with the valve seat 14, the air outlet 13 is disposed in the air outlet connector 17, and the air chamber 11 is disposed in the valve seat 14.

Specifically, axle sleeve 15 can be convenient for the location and the installation of valve body 10, can seal air inlet 12 when transporting the solenoid valve through the setting of end cap 18, effectively prevents the inside that the dust from getting into disk seat 14, and fixation nut 16 can be convenient for give vent to anger and connect the dismantlement and the installation of 17, and sets up through fixation nut 16 and the threaded connection who gives vent to anger and connect 17, can provide convenience for the direction adjustment of gas outlet 13, and end cap 18 can be dismantled even with disk seat 14 and can take off end cap 18 when the installation solenoid valve.

In one embodiment of the present invention, as shown in fig. 1 and 2, the valve body 10 further includes a locking nut 19, and the locking nut 19 is screwed to the surface of the outlet connector 17 and is located at one side of the fixing nut 16. In particular, the locking nut 19 may improve the stability of the connection between the venting structure and the retaining nut 16.

In one embodiment of the present invention, as shown in fig. 1 and 2, first sealing rings 395 are disposed between the plug 18 and the valve body 10, between the fixing nut 16 and the valve body 10, and between the fixing nut 16 and the locking nut 19. Specifically, the first sealing ring 395 can effectively improve the sealing performance between the air inlet 12 and the air outlet 13, effectively prevent dust from entering the solenoid valve, and improve the working performance of the solenoid valve.

In an embodiment of the present invention, as shown in fig. 1 and 2, the electromagnetic assembly 30 includes a fixed frame 31, a yoke 32, a coil frame 33, a plug 34, and a stationary core 35, the fixed frame 31 is fixedly connected to the valve seat 14 through a screw, the yoke 32 is fixed to the fixed frame 31, the coil frame 33 is fixed to the yoke 32, the plug 34 is fixed to the fixed frame 31 and located at one side of the coil frame 33, the coil frame 34 is fixed to a plug 341, the plug 341 is fixedly connected to the stationary core 33, the stationary core 35 is fixed to the interior of the coil frame 33, the movable core 20 is inserted into the coil frame 33 and located at one side of the stationary core 35, and the exhaust port 351 is located in the stationary core 35.

Specifically, can reach good sealed effect through the fix with screw between mount 31 and the disk seat 14, can simplify the installation of solenoid valve simultaneously, the plug connector can provide convenience for the current control of coil, and the drive to movable core 20 is realized to quiet iron core 35 magnetization attraction movable core 20 after the coil circular telegram, and yoke 32 can increase the magnetic permeability of electromagnetic component 30 for the magnetism of quiet iron core 35 further promotes.

In this case, as shown in fig. 2 and 3, the two ends of the coil frame 33 are provided with positioning protrusions 331, and the positioning protrusions 331 can facilitate the installation of the yoke 32, thereby effectively preventing the yoke 32 from being installed incorrectly.

In this example, as shown in fig. 1 and 2, a second sealing ring 40 is disposed between the stationary core 35 and the coil frame 33, and a third sealing ring 50 is disposed between the fixing frame 31 and the valve seat 14. The second seal ring 40 and the third seal ring 50 can both increase the sealing performance of the solenoid valve.

In this case, as shown in fig. 2 and 3, an enameled wire slot 332 is disposed on the coil former 33, so that an enameled wire is tightly attached to the coil former 33, thereby preventing the enameled wire from being broken by too high pressure during injection molding, and improving product quality and product yield.

In an embodiment provided by the present invention, as shown in fig. 1 to 2 and 5, the electromagnetic assembly 30 further includes a steel pipe 36, a tower-type return spring 37 and a magnetism increasing sleeve 38, the steel pipe 36 is fixed inside the coil frame 33, a butting edge 361 is provided at an end of the steel pipe 36, the magnetism increasing sleeve 38 is sleeved on a surface of the steel pipe 36, the movable iron core 20 is slidably connected inside the steel pipe 36, one end of the tower-type return spring 37 abuts against the butting edge 361, the other end of the tower-type return spring 37 abuts against the movable iron core 20, and dampers 22 are provided inside both ends of the movable iron core 20.

Specifically, when electromagnetic component 30 is not electrified, the attenuator 22 and the air inlet 12 sealing connection of activity iron core 20 one end, seal air inlet 12, when electromagnetic component 30 is electrified, activity iron core 20 removes and makes the attenuator 22 of the other end seal gas vent 351, steel pipe 36 can provide convenience for activity iron core 20 along the inside slip of coil former 33, butt limit 361 of steel pipe 36 tip can carry on spacingly to steel pipe 36 on the one hand, on the other hand can be convenient for tower reset spring 37's installation, tower structure spring has higher life, and produce when avoiding activity iron core 20 to remove and rock, promote the stability performance of solenoid valve during operation.

In one embodiment of the present invention, as shown in fig. 2 and 4, the surface of the movable core 20 is provided with weight-reducing grooves 23. Specifically, the weight reduction groove 23 may reduce the mass of the movable iron core 20, facilitate the processing of the movable iron core 20, reduce the processing cost of the movable iron core 20, and provide an installation space for the turret-type return spring 37, thereby providing convenience for the installation of the turret-type return spring 37.

In one embodiment of the present invention, as shown in fig. 1 to 2 and 7, a surface of the stationary core 35 is provided with a riveting groove 352, and a side wall of the riveting groove 352 is provided with a riveting slope. Specifically, the steel pipe 36 is riveted with the stationary core 35 through the riveting groove 352, riveting reliability can be guaranteed by the riveting inclined plane, riveting difficulty between the steel pipe 36 and the stationary core 35 is reduced, and service life of the riveting tool is prolonged.

In an embodiment of the present invention, as shown in fig. 1 to 2 and 6, the electromagnetic assembly 30 further includes a dust cap 39, a mounting frame 311 is disposed on an end surface of the mounting frame 31, the dust cap 39 is located inside the mounting frame 311, a fastening claw 391 and a limiting claw 392 are disposed on a peripheral side of the dust cap 39, and both the fastening claw 391 and the limiting claw 392 are clamped with an inner wall of the mounting frame 311. Specifically, the dust cap 39 can protect the stationary core 35, prevent dust from entering the inside of the electromagnetic assembly 30, the dust cap 39 is fixed to the mounting bracket 311 through the fastening claw 391, and the limiting claw 392 can improve the stability between the dust cap 39 and the mounting bracket 311.

In one embodiment of the present invention, as shown in fig. 1 and 2, the electromagnetic assembly 30 further includes a dust-proof cover 394, the dust-proof cap 39 is provided with a conical mounting shaft 393, and the dust-proof cover 394 is sleeved on the surface of the conical mounting shaft 393 and is attached to the exhaust port 351. Specifically, in a normal state, the dust cover 394 is attached to the cross section of the stationary core 35 to seal the exhaust port 351, and during exhaust, the sealing cover slides along the surface of the conical mounting shaft 393 under the action of air flow to achieve exhaust, so that dust can be effectively prevented from entering the electromagnetic assembly 30 by the dust cover 394.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. The utility model provides a novel automobile-used horn solenoid valve which characterized in that: including valve body, movable iron core and electromagnetic component, the inside of valve body is provided with the air cavity, the surface of valve body is provided with air inlet and gas outlet, be provided with the gas vent on the electromagnetic component, the air inlet the gas outlet with the gas vent all with the air cavity intercommunication, movable iron core activity is inserted and is located the inside of electromagnetic component, movable iron core's one end with air inlet sealing connection, electromagnetic component drives when being used for the circular telegram movable iron core, and makes movable iron core's the other end is sealed the gas vent, movable iron core's surface is provided with the air channel.

2. The novel automotive horn solenoid valve as claimed in claim 1, characterized in that: the valve body comprises a valve seat, a shaft sleeve, a fixing nut, a gas outlet joint and a plug, the shaft sleeve is fixed inside the valve seat, the fixing nut is fixed on the side portion of the valve seat, the gas outlet joint is in threaded connection with the fixing nut, the plug is fixed at the end portion of the valve seat, the plug is arranged on the gas inlet and detachably connected with the valve seat, the gas outlet is arranged in the gas outlet joint, and the gas cavity is arranged in the valve seat.

3. The novel automotive horn solenoid valve as claimed in claim 2, characterized in that: the valve body further comprises a locking nut, and the locking nut is in threaded connection with the surface of the air outlet connector and located on one side of the fixing nut.

4. The novel automotive horn solenoid valve as claimed in claim 3, characterized in that: the end cap with all be provided with first sealing washer between the valve body, fixation nut with between the valve body, and fixation nut with between the lock nut.

5. The novel automotive horn solenoid valve as claimed in claim 2, characterized in that: the electromagnetic component includes mount, yoke, coil former, plug connector and quiet iron core, the mount pass through the screw with disk seat fixed connection, the yoke is fixed in on the mount, the coil former is fixed in on the yoke, the plug connector is fixed in on the mount and be located one side of coil former, be fixed with the inserted sheet on the plug connector, the inserted sheet with coil former fixed connection, quiet iron core is fixed in the inside of coil former, movable iron core inserts and locates in the coil former and be located one side of quiet iron core, the gas vent is located in the quiet iron core.

6. The novel automotive horn solenoid valve as claimed in claim 5, wherein: the electromagnetic assembly further comprises a steel pipe, a tower-type reset spring and a magnetism increasing sleeve, wherein the steel pipe is fixed in the coil rack, the end of the steel pipe is provided with a butting edge, the magnetism increasing sleeve is arranged on the surface of the steel pipe, the movable iron core is connected in the steel pipe in a sliding mode, one end of the tower-type reset spring is abutted to the butting edge, the other end of the tower-type reset spring is abutted to the movable iron core, and dampers are arranged in the two ends of the movable iron core.

7. The novel automotive horn solenoid valve as claimed in claim 6, characterized in that: and a weight reduction groove is formed in the surface of the movable iron core.

8. The novel automotive horn solenoid valve as claimed in claim 6, characterized in that: the surface of the static iron core is provided with a riveting groove, and a riveting inclined plane is arranged on the side wall of the riveting groove.

9. The novel automotive horn solenoid valve as claimed in claim 6, characterized in that: the electromagnetic component further comprises a dustproof cap, a mounting frame is arranged on the end face of the mounting frame, the dustproof cap is located inside the mounting frame, buckling claws and limiting claws are arranged on the peripheral sides of the dustproof cap, and the buckling claws and the limiting claws are connected with the inner wall of the mounting frame in a clamped mode.

10. The novel automotive horn solenoid valve as claimed in claim 9, characterized in that: the electromagnetic assembly further comprises a dustproof cover, a conical installation shaft is arranged on the dustproof cover, and the dustproof cover is sleeved on the surface of the conical installation shaft and is attached to the exhaust port.

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