CN210950121U

CN210950121U - Control component matched with diesel engine

Info

Publication number: CN210950121U
Application number: CN201922086297.9U
Authority: CN
Inventors: 尚小强; 梁志强; 关伟林
Original assignee: Xinxiang Pingyuan Industrial Filter Co ltd
Current assignee: Xinxiang Pingyuan Industrial Filter Co ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-07-07
Anticipated expiration: 2029-11-27

Abstract

The utility model relates to a supporting control unit of diesel engine, including shell, inner shell, through coil skeleton fixed setting coil, fixed setting in the inner shell are in fixed core, the placing of coil skeleton cavity upper portion move the iron core in the coil skeleton cavity, press from both sides and establish fixed core and move the spring between the iron core and with the base of shell bottom fixed connection, press from both sides and be equipped with the diaphragm between base and the inner shell, the bottom center of inner shell is provided with first perforation, the center of base sinks to form the sink groove, the diaphragm with the sink groove encloses and forms the fluid cavity; the base is provided with an oil inlet which is communicated with the oil cavity through an oil duct; the utility model discloses a diaphragm is cut apart fluid cavity and moving part completely, has avoided moving iron core moving part to be filled by fluid, has improved the response speed of action, has reduced response time, also makes the better that the technical state that intelligence matches becomes simultaneously.

Description

Control component matched with diesel engine

Technical Field

The utility model belongs to the technical field of the solenoid valve, concretely relates to supporting control unit of diesel engine.

Background

At present, a commonly used matched control component is electrically controlled or manually controlled, in the intelligent development, the standard of electric control and quick response of the electric control is required to be higher and higher, most of sealing modes controlled by the existing electromagnetic valves are end sealing, oil can be filled in the valve and in a gap position due to the sealing mode, the response time of the electromagnetic valve is prolonged, but the manual control is complicated in operation and slow in operation, and a better state cannot be achieved in the digital and intelligent matching.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough of prior art and providing a can avoid fluid to get into the coil and move the supporting control unit of diesel engine of iron core department.

The technical scheme of the utility model as follows:

a matched control component of a diesel engine comprises an outer shell, an inner shell fixedly arranged in the outer shell in a leaning mode, a coil fixedly arranged in the inner shell through a coil framework, a fixed core fixedly arranged at the upper portion of a cavity of the coil framework, a movable iron core arranged at the middle lower portion of the cavity of the coil framework, a spring clamped between the fixed core and the movable iron core, and a base fixedly connected with the bottom of the outer shell, wherein a diaphragm is clamped between the base and the inner shell, a first through hole is formed in the center of the bottom of the inner shell, the center of the base sinks to form a sinking groove, and the diaphragm and the sinking groove are encircled to form an oil cavity; the base is provided with an oil inlet which is communicated with the oil cavity through an oil duct;

the diaphragm is fixed at the center of the bottom end face of the movable iron core through a valve, the valve comprises a fixing part fixedly arranged in the movable iron core and a large head part protruding out of the movable iron core, a chock block is arranged on the end face of the large head part, and the chock block corresponds to the top opening of the oil inlet.

Furthermore, an upper cover is arranged on the upper cover of the shell.

Further, the lower terminal surface of fixed core is last contact surface, the up end of moving the iron core is lower contact surface, the cross section of going up the contact surface is equilateral trapezoid.

Furthermore, the lower part of the outer shell is inwards bent horizontally to form a first platform, and the diaphragm is clamped between the first platform and the lower bottom surface of the inner shell and is reinforced and fixed through a fixing bolt.

Further, the coil framework, the inner shell, the diaphragm and the first platform are fixed through fixing bolts.

Furthermore, the inner edge of the first platform is vertically connected with a connecting part downwards, an annular connecting cavity is formed in the base and corresponds to the outer side of the sunken groove, and the connecting part is fixedly connected with the cavity wall of the connecting cavity.

Further, the top opening edge of the oil inlet is raised to form an oil outlet hump.

Furthermore, a lead wire connected with the coil extends out of the shell and is connected with a control device.

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

the utility model discloses it is sealed at the inside diaphragm that adds of valve body, will regard as moving the iron core and cut apart with the fluid cavity completely of moving the part, move the clearance department of iron core and coil and can not be filled by fluid, when fluid enters into, let in low voltage power to the coil, under the effect in coil magnetic field, move iron core and valve and upwards move together, the oil circuit switch-on, fluid passes through during the fluid cavity gets into diesel engine system, because the sealed effect of diaphragm, fluid can not get into the coil and move the iron core position, like this with regard to effectual inside seal who realizes this control part, and cut apart fluid cavity and moving part completely, avoided moving iron core moving part and filled by fluid, the response speed of action has been improved, response time is reduced, also make the better that the technical state that intelligence matches becomes simultaneously.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

In the drawing, an upper cover (1), an outer shell (2), a valve (3), a chock block (4), an oil outlet dome (5), a base (6), an oil duct (7), an oil inlet (8), a fixing bolt (9), a control device (10), a movable iron core (11), a spring (12), a coil (13), a fixing core (14), an upper contact surface (15), a lower contact surface inner shell (16), a diaphragm (17), an oil cavity (18) and a first platform (19).

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1, a control component for a diesel engine includes an outer casing 2, an inner casing 16 fixedly leaning against the inner casing 2, a coil 13 fixedly disposed in the inner casing 16 through a coil frame, a fixed core 14 fixedly disposed at an upper portion of a cavity of the coil frame, a movable iron core 11 disposed at a lower portion of the cavity of the coil frame, a spring 12 sandwiched between the fixed core 14 and the movable iron core 11, and a base 6 fixedly connected with a bottom of the outer casing 2, wherein a diaphragm 17 is sandwiched between the base 6 and the inner casing 16, a first through hole is disposed at a center of a bottom of the inner casing 16, a sinking groove is formed at a center of the base 6, and the diaphragm 17 and the sinking groove form an oil cavity 18 in a surrounding manner; an oil inlet 8 is formed in the base 6, and the oil inlet 8 is communicated with an oil cavity 18 through an oil duct 7;

the diaphragm 17 is fixed at the center of the bottom end face of the movable iron core 11 through the valve 3, the valve 3 comprises a fixed part fixedly arranged in the movable iron core 11 and a large head part protruding out of the movable iron core 11, the end face of the large head part is provided with a chock block 4, and the chock block 4 is arranged corresponding to the top opening of the oil inlet 8; when oil is not fed, the chock 4 seals the top opening of the oil inlet 8 due to the gravity of the movable iron core and the thrust of the spring; when oil is fed, under the action of the magnetic field of the coil 13, the movable iron core 11 and the valve 3 move upwards together, the oil circuit is connected, oil enters a diesel engine system through the oil cavity,

further, an upper cover 1 is provided on an upper portion of the housing 2.

Furthermore, the lower end face of the fixed core 14 is an upper contact face 15, the upper end face of the movable iron core 11 is a lower contact face, the cross section of the upper contact face 15 is an equilateral trapezoid, the equilateral trapezoid can be upright or inverted, that is, the upper end face 15 is an inclined plane, so that the movable iron core 11 can automatically approach to the middle of the fixed core 14 to be aligned when moving upwards.

Further, the lower portion of the outer shell 2 is bent inwards horizontally to form a first platform 19, the diaphragm 17 is clamped between the first platform 19 and the lower bottom surface of the inner shell 16 and is reinforced and fixed through a fixing bolt 9, and preferably, the coil framework, the inner shell 16, the diaphragm 17 and the first platform 19 are fixed through the fixing bolt 9.

Further, the inner edge of the first platform 19 is vertically connected with a connecting portion downwards, an annular connecting cavity is formed in the base 6 and is opposite to the outer side of the sunken groove, the connecting portion is fixedly connected with the cavity wall of the connecting cavity, and meanwhile, the connecting cavity is sealed by the first platform 19.

Further, the top opening edge of the oil inlet 8 is raised to form an oil outlet hump 5 so as to facilitate the plugging of the plug block 4.

Further, a lead wire connected with the coil 13 extends out of the housing 2 and is connected with a control device 10, and the control device is used for introducing current into the coil to drive the movable iron core 11 to move.

Further, an upper mounting groove is formed in the lower portion of the fixed core 14, a lower mounting groove is formed in the upper portion of the movable iron core 11 corresponding to the upper mounting groove, and the spring 12 is accommodated in an accommodating space defined by the upper mounting groove and the lower mounting groove; preferably, the bottoms of the upper placing groove and the lower placing groove are provided with gaskets.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A diesel engine mating control component is characterized in that: the coil is characterized by comprising an outer shell (2), an inner shell (16) fixedly arranged in the outer shell (2), a coil (13) fixedly arranged in the inner shell (16) through a coil framework, a fixed core (14) fixedly arranged on the upper part of a coil framework cavity, a movable iron core (11) arranged on the middle lower part of the coil framework cavity, a spring (12) clamped between the fixed core (14) and the movable iron core (11) and a base (6) fixedly connected with the bottom of the outer shell (2), wherein a diaphragm (17) is clamped between the base (6) and the inner shell (16), a first through hole is formed in the center of the bottom of the inner shell (16), the center of the base (6) sinks to form a sinking groove, and the diaphragm (17) and the sinking groove are encircled to form an oil cavity (18); an oil inlet (8) is formed in the base (6), and the oil inlet (8) is communicated with the oil cavity (18) through an oil duct (7);

diaphragm (17) are fixed at the bottom face center of moving iron core (11) through valve (3), valve (3) are including fixed the setting move the fixed part in iron core (11) and outstanding move the big head that iron core (11) set up, be provided with chock (4) on the terminal surface of big head, chock (4) with the open-top of oil inlet (8) corresponds the setting.

2. The diesel engine mating control component according to claim 1, wherein: the upper part of the shell (2) is covered with an upper cover (1).

3. The diesel engine mating control component according to claim 1, wherein: the lower terminal surface of fixed core (14) is last contact surface (15), the up end of movable iron core (11) is lower contact surface, the cross section of going up contact surface (15) is equilateral trapezoid.

4. The diesel engine mating control component according to claim 1, wherein: the lower portion of the outer shell (2) is bent inwards horizontally to form a first platform (19), and the diaphragm (17) is clamped between the first platform (19) and the lower bottom surface of the inner shell (16) and is reinforced and fixed through a fixing bolt (9).

5. The control unit as claimed in claim 4, wherein: the coil framework, the inner shell (16), the diaphragm (17) and the first platform (19) are fixed through a fixing bolt (9).

6. The control unit as claimed in claim 4, wherein: the inner edge of the first platform (19) is vertically connected with a connecting part downwards, an annular connecting cavity is arranged on the base (6) and opposite to the outer side of the sunken groove, and the connecting part is fixedly connected with the cavity wall of the connecting cavity.

7. The diesel engine mating control component according to claim 1, wherein: the top opening edge of the oil inlet (8) is raised to form an oil outlet hump (5).

8. The diesel engine mating control component according to claim 1, wherein: the lead wire connected with the coil (13) extends out of the shell (2) and is connected with a control device (10).