CN110953362A - Electromagnetic control valve of engine piston cooling nozzle with tensioner oil supply function - Google Patents

Electromagnetic control valve of engine piston cooling nozzle with tensioner oil supply function Download PDF

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Publication number
CN110953362A
CN110953362A CN201911059322.2A CN201911059322A CN110953362A CN 110953362 A CN110953362 A CN 110953362A CN 201911059322 A CN201911059322 A CN 201911059322A CN 110953362 A CN110953362 A CN 110953362A
Authority
CN
China
Prior art keywords
valve
valve core
core body
control valve
sleeve
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201911059322.2A
Other languages
Chinese (zh)
Inventor
尹伟
管慧军
吴章进
朱新龙
彭强生
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Huanming Fine Control Co ltd
Original Assignee
Anhui Huanming Fine Control Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Anhui Huanming Fine Control Co ltd filed Critical Anhui Huanming Fine Control Co ltd
Priority to CN201911059322.2A priority Critical patent/CN110953362A/en
Publication of CN110953362A publication Critical patent/CN110953362A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/22—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution
    • F16K3/24—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members
    • F16K3/26—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members with fluid passages in the valve member
    • F16K3/262—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members with fluid passages in the valve member with a transverse bore in the valve member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P3/00—Liquid cooling
    • F01P3/06—Arrangements for cooling pistons
    • F01P3/08—Cooling of piston exterior only, e.g. by jets
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/04—Construction of housing; Use of materials therefor of sliding valves
    • F16K27/041—Construction of housing; Use of materials therefor of sliding valves cylindrical slide valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/04—Construction of housing; Use of materials therefor of sliding valves
    • F16K27/048—Electromagnetically actuated valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/30—Details
    • F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
    • F16K31/0644—One-way valve
    • F16K31/0668—Sliding valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
    • F16K31/0675—Electromagnet aspects, e.g. electric supply therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Magnetically Actuated Valves (AREA)

Abstract

The invention discloses an electromagnetic control valve of an engine piston cooling nozzle with a tensioner oil supply function, which comprises an electromagnetic coil part and a valve body connected with the electromagnetic coil part; the valve body comprises a valve sleeve, the bottom of the valve sleeve is provided with an oil supply port, the side wall of the valve sleeve is provided with an oil outlet and a tensioner oil inlet, and the tensioner oil inlet is positioned above the oil outlet; the thimble, the valve core and the spring are sequentially arranged in the valve sleeve from top to bottom, the valve core comprises an upper valve core body and a lower valve core body which are integrally formed, and the diameter of the upper valve core body is smaller than that of the lower valve core body; the bottom of the lower valve core body extends upwards along the axial direction and is provided with a blind hole, and the upper valve core body extends along the radial direction and is provided with a radial through hole communicated with the blind hole. The invention improves the valve core, so that the electromagnetic control valve has the function of controlling the cooling of the piston and the function of continuously supplying oil to the tensioner. The electromagnetic control valve provided by the invention has the advantages of simple structure, higher precision, simple assembly process and better reliability.

Description

Electromagnetic control valve of engine piston cooling nozzle with tensioner oil supply function
Technical Field
The invention relates to the technical field of engine electromagnetic control valves, in particular to an electromagnetic control valve of an engine piston cooling nozzle with a tensioner oil supply function.
Background
With the development of the automobile industry and the application of technologies such as pressurization and high compression ratio, the combustion temperature of an engine is higher and higher, the temperature of the environment where a piston is located is higher and higher, the detonation problem is easy to occur, and the lubrication, the service life and the smoothness of the engine of the piston are very unfavorable. Because the engine piston cooling system is widely used on the automobile, the cooling system has important significance for reducing the piston abrasion, prolonging the service life of the piston and ensuring the stable operation of the engine.
The piston cooling nozzle electromagnetic control valve existing in the current market is single in structure and function, only has the function of controlling piston cooling in function, and needs to be additionally provided with an oil duct for oil supply of other accessories.
Disclosure of Invention
In view of the deficiencies of the prior art, it is an object of the present invention to provide a solenoid-operated valve for an engine piston cooling nozzle with a tensioner oil supply function, which has both a piston cooling controlling function and a continuous oil supply function to the tensioner.
In order to achieve the purpose, the invention adopts the technical scheme that:
an electromagnetic control valve of an engine piston cooling nozzle with a tensioner oil supply function comprises an electromagnetic coil part and a valve body connected with the electromagnetic coil part; the valve body comprises a valve sleeve, the valve sleeve is of a columnar hollow type, an oil supply port is formed in the bottom of the valve sleeve, an oil outlet and a tensioner oil inlet are formed in the side wall of the valve sleeve, and the tensioner oil inlet is located above the oil outlet; the valve sleeve is internally provided with a thimble, a valve core and a spring from top to bottom in sequence, the valve core comprises an upper valve core body and a lower valve core body which are integrally formed, and the diameter of the upper valve core body is smaller than that of the lower valve core body; the bottom of the lower valve core body is upwards provided with a blind hole along the axial direction of the lower valve core body, and the upper valve core body is provided with a radial through hole which is communicated with the blind hole along the radial direction of the upper valve core body; the valve core can axially reciprocate in the valve sleeve.
Further, the electromagnetic coil part comprises a shell, a coil is arranged in the shell, yokes used for forming a magnetic circuit are arranged at two ends of the coil, and each yoke comprises a front yoke and a rear yoke; an inner cover is arranged on the inner side of the front yoke iron, and a plunger is arranged on the inner side of the inner cover. Further, a first sealing ring is arranged between the front yoke iron and the inner cover. And a second sealing ring is arranged between the front yoke iron and the valve sleeve. A bracket is mounted on the outer portion of the shell.
In a further scheme, the bottom of the lower valve core body is provided with a groove matched with the spring; when the valve core reciprocates axially in the valve sleeve, the position of the spring relative to the valve core can be relatively fixed through the matching of the groove and the spring, and the stability of the valve core in the motion process is improved.
In a further scheme, a third sealing ring is arranged on the outer side of the valve sleeve.
In a further scheme, the valve sleeve is made of cast aluminum.
The invention has the following beneficial effects:
(1) the electromagnetic control valve has the function of controlling the cooling of the piston and has the function of continuously supplying oil to the tensioner by reforming the valve core.
(2) The electromagnetic control valve for the engine piston cooling system has the advantages of simple structure, higher precision, simple assembly process and better reliability.
(3) The valve sleeve adopts a cast aluminum processing method, so that the processing allowance is reduced, the precision is ensured, the efficiency is improved, and the cost is reduced.
Drawings
FIG. 1 is a schematic diagram of the solenoid control valve of the present invention in an energized state;
FIG. 2 is a schematic structural diagram of the solenoid control valve of the present invention in a non-energized state;
FIG. 3 is a schematic structural view of the valve cartridge;
reference numerals: 1-a valve sleeve, 2-an oil supply port, 3-an oil outlet, 4-a tensioner oil inlet, 5-a thimble, 6-a valve core, 601-an upper valve core body, 602-a lower valve core body, 603-a blind hole, 604-a radial through hole, 605-a groove, 7-a spring, 8-a shell, 9-a coil, 10-a front yoke, 11-a rear yoke, 12-an inner cover, 13-a plunger, 14-a first sealing ring, 15-a second sealing ring, 16-a support and 17-a third sealing ring.
Detailed Description
The present invention will be further described with reference to the following examples. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all 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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "back", "top", "bottom", "inner", "outer", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, are used for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
1-3, an electromagnetic control valve for an engine piston cooling nozzle with tensioner fueling includes a solenoid portion and a valve body connected to the solenoid portion; the electromagnetic coil part comprises a shell 8, a bracket 16 is mounted outside the shell 8, a coil 9 is arranged in the shell 8, yokes for forming a magnetic circuit are arranged at two ends of the coil 9, and each yoke comprises a front yoke 10 and a rear yoke 11; an inner cover 12 is arranged on the inner side of the front yoke 10, and a plunger 13 is arranged on the inner side of the inner cover 12. The valve body comprises a valve sleeve 1, the valve sleeve 1 is of a columnar hollow type, an oil supply port 2 is formed in the bottom of the valve sleeve 1, an oil outlet 3 and a tensioner oil inlet 4 are formed in the side wall of the valve sleeve, and the tensioner oil inlet 4 is located above the oil outlet 3; the thimble 5, the valve core 6 and the spring 7 are sequentially arranged in the valve sleeve 1 from top to bottom, the valve core 6 comprises an upper valve core body 601 and a lower valve core body 602 which are integrally formed, and the diameter of the upper valve core body 601 is smaller than that of the lower valve core body 602; the bottom of the lower valve core body 602 extends upward along the axial direction thereof and is provided with a blind hole 603, and the upper valve core body 601 extends along the radial direction thereof and is provided with a radial through hole 604 communicated with the blind hole 603; the valve element 6 can axially reciprocate in the valve housing 1. In order to achieve a better sealing effect, a third sealing ring 17 is arranged outside the valve sleeve 1. The valve sleeve 1 is made of cast aluminum, so that machining allowance can be reduced, the precision is guaranteed, the efficiency is improved, and the cost is reduced.
In a preferred embodiment, a first seal ring 14 is disposed between the front yoke 10 and the inner cover 12. A second sealing ring 15 is arranged between the front yoke 10 and the valve housing 1.
As a preferred embodiment, the bottom of the lower valve core body 602 is provided with a groove 605 adapted to the spring 7; when the valve core 6 axially reciprocates in the valve sleeve 1, the position of the spring relative to the valve core can be relatively fixed through the matching of the groove 605 and the spring 7, and the stability of the valve core in the motion process is improved.
The working principle of the invention is as follows: when the temperature of the engine is low, as shown in fig. 1, the electromagnetic control valve is powered on, the plunger 13 pushes the thimble 5 to move downwards under the action of electromagnetic force, the thimble 5 pushes the valve core 6 to move downwards, the valve core 6 compresses the spring 7, and at this time, the lower valve core body 602 seals the oil outlet 3 and stops supplying oil to the piston; meanwhile, the upper valve core body 601 is matched with the tensioner oil inlet 4 through the radial through hole 604, and oil can be continuously supplied to the tensioner. When the temperature of the engine is higher, as shown in fig. 2, the electromagnetic control valve is powered off, the valve core 6 moves upwards under the action of the spring 7, the oil outlet 3 is opened at the moment, and oil injection cooling is carried out on the piston; meanwhile, the upper valve core body 601 is matched with the tensioner oil inlet 4 through the radial through hole 604, and oil can be continuously supplied to the tensioner. The electromagnetic control valve can control the cooling of the piston and has the function of continuously supplying oil to the tensioner according to the working condition of the engine.

Claims (8)

1. An electromagnetic control valve of an engine piston cooling nozzle with a tensioner oil supply function comprises an electromagnetic coil part and a valve body connected with the electromagnetic coil part; the method is characterized in that: the valve body comprises a valve sleeve, the valve sleeve is of a columnar hollow type, an oil supply port is formed in the bottom of the valve sleeve, an oil outlet and a tensioner oil inlet are formed in the side wall of the valve sleeve, and the tensioner oil inlet is located above the oil outlet; the valve sleeve is internally provided with a thimble, a valve core and a spring from top to bottom in sequence, the valve core comprises an upper valve core body and a lower valve core body which are integrally formed, and the diameter of the upper valve core body is smaller than that of the lower valve core body; the bottom of the lower valve core body is upwards provided with a blind hole along the axial direction of the lower valve core body, and the upper valve core body is provided with a radial through hole which is communicated with the blind hole along the radial direction of the upper valve core body; the valve core can axially reciprocate in the valve sleeve.
2. The solenoid control valve of claim 1, wherein: the electromagnetic coil part comprises a shell, a coil is arranged in the shell, yokes used for forming a magnetic circuit are arranged at two ends of the coil, and each yoke comprises a front yoke and a rear yoke; an inner cover is arranged on the inner side of the front yoke iron, and a plunger is arranged on the inner side of the inner cover.
3. The solenoid control valve of claim 2, wherein: a first sealing ring is arranged between the front yoke iron and the inner cover.
4. The solenoid control valve of claim 2, wherein: and a second sealing ring is arranged between the front yoke iron and the valve sleeve.
5. The solenoid control valve of claim 2, wherein: a bracket is mounted on the outer portion of the shell.
6. The solenoid control valve of claim 1, wherein: the bottom of the lower valve core body is provided with a groove matched with the spring.
7. The solenoid control valve of claim 1, wherein: and a third sealing ring is arranged on the outer side of the valve sleeve.
8. The solenoid control valve of claim 1, wherein: the valve sleeve is made of cast aluminum.
CN201911059322.2A 2019-10-31 2019-10-31 Electromagnetic control valve of engine piston cooling nozzle with tensioner oil supply function Pending CN110953362A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911059322.2A CN110953362A (en) 2019-10-31 2019-10-31 Electromagnetic control valve of engine piston cooling nozzle with tensioner oil supply function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911059322.2A CN110953362A (en) 2019-10-31 2019-10-31 Electromagnetic control valve of engine piston cooling nozzle with tensioner oil supply function

Publications (1)

Publication Number Publication Date
CN110953362A true CN110953362A (en) 2020-04-03

Family

ID=69975905

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911059322.2A Pending CN110953362A (en) 2019-10-31 2019-10-31 Electromagnetic control valve of engine piston cooling nozzle with tensioner oil supply function

Country Status (1)

Country Link
CN (1) CN110953362A (en)

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