CN214618103U

CN214618103U - Solenoid valve coil that car was used

Info

Publication number: CN214618103U
Application number: CN202120708256.3U
Authority: CN
Inventors: 施佰清; 张沛权
Original assignee: Ningbo Wanjia Electrical Appliance Co ltd
Current assignee: Ningbo Wanjia Electrical Appliance Co ltd
Priority date: 2021-04-07
Filing date: 2021-04-07
Publication date: 2021-11-05
Anticipated expiration: 2031-04-07

Abstract

The application relates to an electromagnetic valve coil for an automobile, which comprises an outer shell and an enameled wire, wherein the enameled wire comprises a framework and a coil, the coil is wound on the side surface of the framework, the vertical section of the framework is I-shaped, the enameled wire is arranged in the outer shell, the space between the enameled wire and the outer shell is filled with insulating plastic package glue, a mounting hole is arranged in the outer shell, the mounting hole passes through the center of the enameled wire, an iron core is arranged in the mounting hole, a conducting rod is arranged on the outer wall of the outer shell, the conducting rod extends along the radial direction of the outer shell towards the direction far away from the outer shell, a power line connector is inserted and arranged on the conducting rod, the outer shell body outer wall is provided with the sleeve, the sleeve is along the radial outside extension of shell body, the conducting rod is located the sleeve, telescopic inner wall and the outer wall laminating that the power cord connects. The present application has the following effects: the sealing performance is good, the heat dissipation effect is good, the service life is long, and the response speed is high.

Description

Solenoid valve coil that car was used

Technical Field

The application relates to the field of magnetic induction coils, in particular to an electromagnetic valve coil for an automobile.

Background

The electromagnetic valve is an industrial device controlled by electromagnetism, is an automatic basic element for controlling fluid, belongs to an execution element, and is not limited to hydraulic pressure and pneumatics. The electromagnetic valve is an essential component of the automobile as a product of the industrial age, and the electromagnetic valve is used in a brake system, an exhaust system, an air conditioning system and the like of the automobile.

The solenoid valve coil is one of the important components of the solenoid valve, and when the solenoid valve coil works, the coil is electrified, and the coil generates a magnetic force to attract the iron core to act, so that the valve is opened or closed.

In view of the above-described technology, the inventors have considered that a portion where the coil of the solenoid valve is connected to the external power supply line has poor sealing performance, and that poor contact between the external power supply line and the coil of the solenoid valve is likely to occur.

SUMMERY OF THE UTILITY MODEL

In order to improve the poor problem of the position leakproofness that solenoid valve coil and external power cord are connected, this application provides a solenoid valve coil for car.

The application provides an electromagnetic valve coil for car adopts following technical scheme:

the utility model provides an electromagnetic valve coil for car, includes shell body and enameled wire, the enameled wire includes skeleton and coil, the coil winding is in the skeleton side, the vertical cross-section of skeleton is "worker" font, the enameled wire sets up in the shell body, space between enameled wire and the shell body is filled there is insulating plastic envelope glue, be provided with the mounting hole in the shell body, the mounting hole passes the center of enameled wire, be provided with the iron core in the mounting hole, be provided with the conducting rod on the outer wall of shell body, the conducting rod extends along the radial direction towards the direction of keeping away from the shell body of shell body, peg graft on the conducting rod and be provided with power cord joint, the shell body outer wall is provided with the sleeve, the sleeve is along the radial toward outer extension of shell body, the conducting rod is located the sleeve, telescopic inner wall and the outer wall laminating of power cord joint.

Through adopting above-mentioned technical scheme, the conducting rod is located the sleeve, and when the power cord of outside connects to peg graft with the conducting rod and matches, the sleeve plays sealed effect, prevents to lead to power cord to connect with the conducting rod contact failure because external factors.

Preferably, the cross section of the inner wall of the sleeve is provided with a polygonal shape, and the cross section of the power line connector is matched with the cross section of the inner wall of the sleeve.

Through adopting above-mentioned technical scheme, can avoid power cord joint to rotate when inserting on the conducting rod.

Preferably, an end cover of the sleeve, which is far away from the outer shell, is provided with a sealing cover, and the side wall of the sealing cover is attached to the outer wall of the sleeve.

Through adopting above-mentioned technical scheme, sealed lid can prevent to a certain extent that the dust from getting into the sleeve in, strengthens the leakproofness of this application.

Preferably, the inner wall of the sealing cover is in threaded connection with the outer wall of the sleeve.

Through adopting above-mentioned technical scheme, when sealed lid was established at the sleeve, sealed lid passed through screw thread and muffjoint, sealed lid was difficult to drop, and conveniently pulls down.

Preferably, the outer side wall of the sealing cover is provided with a plurality of pinching grooves.

Through adopting above-mentioned technical scheme, the groove of pinching can be convenient for workman's rotation seal lid.

Preferably, a plurality of heat dissipation holes are formed in the outer shell.

Through adopting above-mentioned technical scheme, during the circular telegram, the coil can produce the heat, and the louvre can accelerate the heat of fanning.

Preferably, the inside heat conduction stick that is provided with of shell body, the heat conduction stick is the metal rod, one of them one end of heat conduction stick is close to the enameled wire, the other end of heat conduction stick extends to the louvre.

Through adopting above-mentioned technical scheme, the metal has the good characteristic of heat conductivity, and the during operation, the heat that the coil produced can transmit the louvre through the heat conduction stick fast, can accelerate the heat dissipation of solenoid valve, promotes the life of solenoid valve.

Preferably, a spring is arranged in the mounting hole, one end of the spring is connected with the end of the mounting hole, and the other end of the spring is connected with the iron core.

Through adopting above-mentioned technical scheme, during the circular telegram, the coil produces magnetic force pulling iron core extrusion spring, and the passageway of solenoid valve is opened simultaneously, and when the passageway of solenoid valve was closed to needs, the deenergization, the magnetic field that the coil produced disappears, and the resilience of iron core is accelerated to the spring, and the passageway of solenoid valve is closed, so the spring has indirectly promoted the sensitivity of solenoid valve.

In summary, the present application includes at least one of the following beneficial technical effects:

(1) the sealing performance is good;

(2) the heat dissipation effect is good;

(3) the sensitivity of the application is high.

Drawings

FIG. 1 is a schematic structural view of the present embodiment;

FIG. 2 is a schematic sectional view of the present embodiment;

FIG. 3 is a schematic view of the internal structure of the outer case of the present embodiment;

fig. 4 is a schematic structural diagram of the present embodiment.

Reference numerals: 1. an outer housing; 2. enamelled wires; 3. a conductive rod; 4. a power line connector; 5. an electric wire; 6. a sealing cover; 7. a spring; 11. mounting holes; 12. an iron core; 14. a sleeve; 15. heat dissipation holes; 16. a heat conducting rod; 21. a framework; 22. a coil; 61. encircling; 62. a base plate; 63. perforating; 64. the groove is pinched.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses solenoid valve coil for car. Referring to fig. 1 and 2, an electromagnetic valve coil for car includes shell body 1, enameled wire 2 and conducting rod 3, wherein enameled wire 2 includes skeleton 21 and coil 22, skeleton 21 is "worker" font ring column shape setting, and skeleton 21 center is a through-hole, coil 22 winding sets up on the lateral wall of skeleton 21, enameled wire 2 plastic envelope is in shell body 1, space packing between enameled wire 2 and the shell body 1 has insulating and heat-resisting plastic envelope to glue promptly, and be provided with mounting hole 11 in the shell body 1, mounting hole 11 wears to establish in the through-hole at skeleton 21 center, be provided with iron core 12 in the mounting hole 11, be provided with the circuit board in the shell body 1, the circuit board together with enameled wire 2 is in the shell body 1, the lateral wall of shell body 1 is provided with conducting rod 3, the circuit board and coil 22 and the equal electric connection of conducting rod 3.

Referring to fig. 1 and 2, a sleeve 14 is arranged on the outer wall of the outer shell 1, the sleeve 14 encloses the conductive rod 3, the sleeve 14 plays a sealing role, and the axis of the sleeve 14 is parallel to the conductive rod 3.

Referring to fig. 1 and 2, the housing 1 is provided with a plurality of heat dissipation holes 15, the heat dissipation holes 15 are formed in the top of the housing 1, the heat dissipation holes 15 are uniformly distributed in the top of the housing 1, a large amount of heat is generated when the coil 22 is powered on, and the heat dissipation holes 15 can play a certain heat dissipation role, so that the service life is prolonged.

Referring to fig. 2 and 3, a plurality of heat conducting rods 16 are disposed in the outer casing 1, the heat conducting rods 16 are specifically metal rods, the heat conducting rods 16 are plastically packaged in the outer casing 1, one end of each heat conducting rod 16 is close to the coil 22, and the other end of each heat conducting rod 16 extends to the heat dissipation hole 15.

Referring to fig. 2 and 3, a spring 7 is arranged in the mounting hole 11, the spring 7 is arranged between the iron core 12 and the end face of the mounting hole 11, the spring 7 is connected with the iron core 12, and the spring 7 can accelerate the reset of the iron core 12 and improve the response speed of the electromagnetic valve.

Referring to fig. 3 and 4, a power line connector 4 is inserted into the sleeve 14, the power line connector 4 is electrically connected to the conductive rod 3, and an electric wire 5 is connected to an end of the power line connector 4 away from the conductive rod 3. Wherein the inner wall of sleeve 14 sets up to the cross-section and is the polygon, and the cross-section of power cord joint 4 sets up to the shape that matches each other with 14 inner wall cross-sections of sleeve, rotates when can avoiding power cord joint 4 to be connected with conducting rod 3 for power cord joint 4 is connected more stably with conducting rod 3.

Referring to fig. 3 and 4, one end of the sleeve 14, which is far away from the outer shell 1, is provided with a sealing cover 6, the sealing cover 6 comprises an annular edge 61 and a bottom plate 62, the inner wall of the annular edge 61 is attached to the outer wall of the sleeve 14, the annular edge 61 is in threaded connection with the outer wall of the sleeve 14, the bottom plate 62 seals one end of the sleeve 14, which is far away from the outer shell 1, the bottom plate 62 is provided with a through hole 63, and the electric wire 5 connected with the power wire connector 4 is arranged in the through hole 63 in a penetrating manner.

Referring to fig. 4, the outer wall of the sealing cover 6 is provided with two symmetrical pinching grooves 64, the pinching grooves 64 are arcuately recessed toward the center of the sealing cover 6, and the pinching grooves 64 provide a position for an operator to apply force, so that the operator can conveniently screw the sealing cover 6 on the sleeve 14, and the sealing cover is ergonomic.

The implementation principle of the electromagnetic valve coil for the automobile is as follows: the electric wire 5, the power cord connector 4, the conducting rod 3, the circuit board and the coil 22 form a current transmission path, when a valve of the electromagnetic valve needs to be opened, the current is controlled to be conducted through the circuit board, the current is conveyed to the coil 22, the coil 22 generates a magnetic field to attract the iron core 12, the valve of the electromagnetic valve is opened at the moment, meanwhile, the iron core 12 extrudes the spring 7, when the valve of the electromagnetic valve needs to be closed, the circuit board controls the current to be disconnected, the coil 22 does not have magnetic force, the coil 22 at the other end of the electromagnetic valve is electrified to attract the iron core 12 to reset, and meanwhile, the reset of the iron core 12 can be accelerated through the elastic force of the spring 7.

When the power line connector 4 is inserted on the conductive rod 3, the sleeve 14 covers the power line connector 4 and the conductive rod 3, and the sealing cover 6 can cover the port of the sleeve 14 to prevent external water or dust from influencing the contact between the power line connector 4 and the conductive rod 3, so that the sleeve 14 and the sealing cover 6 play a certain sealing role.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A solenoid valve coil for an automobile, characterized in that: the novel plastic packaging box comprises an outer shell (1) and an enameled wire (2), wherein the enameled wire (2) comprises a framework (21) and a coil (22), the coil (22) is wound on the side face of the framework (21), the vertical section of the framework (21) is in an I shape, the enameled wire (2) is arranged in the outer shell (1), an insulating plastic sealant is filled in a space between the enameled wire (2) and the outer shell (1), a mounting hole (11) is formed in the outer shell (1), the mounting hole (11) penetrates through the center of the enameled wire (2), an iron core (12) is arranged in the mounting hole (11), a conductive rod (3) is arranged on the outer wall of the outer shell (1), the conductive rod (3) radially extends towards the direction far away from the outer shell (1) along the outer shell (1), and a power line connector (4) is spliced on the conductive rod (3), the utility model discloses a power cord connector, including shell body (1), shell body (1) outer wall is provided with sleeve (14), radial toward outer extension along shell body (1) is followed in sleeve (14), conducting rod (3) are located sleeve (14), the inner wall of sleeve (14) and the outer wall laminating of power cord connector (4).

2. A solenoid valve coil for an automobile according to claim 1, wherein: the cross section of the inner wall of the sleeve (14) is polygonal, and the cross section of the power line connector (4) is matched with that of the inner wall of the sleeve (14).

3. A solenoid valve coil for an automobile according to claim 1, wherein: an end cover of the sleeve (14) far away from the outer shell (1) is provided with a sealing cover (6), and the side wall of the sealing cover (6) is attached to the outer wall of the sleeve (14).

4. A solenoid valve coil for an automobile according to claim 3, wherein: the inner wall of the sealing cover (6) is in threaded connection with the outer wall of the sleeve (14).

5. A solenoid valve coil for an automobile according to claim 3, wherein: the outer side wall of the sealing cover (6) is provided with a plurality of pinching grooves (64).

6. A solenoid valve coil for an automobile according to claim 1, wherein: the shell body (1) is provided with a plurality of heat dissipation holes (15).

7. The solenoid valve coil for an automobile according to claim 4, wherein: the heat-conducting rod (16) is arranged inside the outer shell (1), the heat-conducting rod (16) is a metal rod, one end of the heat-conducting rod (16) is close to the enameled wire (2), and the other end of the heat-conducting rod (16) extends to the heat dissipation hole (15).

8. A solenoid valve coil for an automobile according to claim 1, wherein: a spring (7) is arranged in the mounting hole (11), one end of the spring (7) is connected with the end of the mounting hole (11), and the other end of the spring (7) is connected with the iron core (12).