CN202132115U - Electromagnetic actuator - Google Patents
Electromagnetic actuator Download PDFInfo
- Publication number
- CN202132115U CN202132115U CN201120194233U CN201120194233U CN202132115U CN 202132115 U CN202132115 U CN 202132115U CN 201120194233 U CN201120194233 U CN 201120194233U CN 201120194233 U CN201120194233 U CN 201120194233U CN 202132115 U CN202132115 U CN 202132115U
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- housing
- drive link
- face
- magnet
- swing arm
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Abstract
The utility model discloses an electromagnetic actuator, which includes a housing (100) with an inner cavity, a rear end cover (600) matched with an assembling hole (121) on a rear end surface (120) of the housing (100), and a ratio electromagnet (200) and a transmission rod (400) mounted in the housing (100), wherein an output shaft (201) of the ratio electromagnet (200) is contacted with an oscillating arm device (300) and movably connected with the oscillating arm device (300) and the transmission rod (400), and a spring (500) is arranged between the rod body of the transmission rod (400) and the a front end surface (110) of the housing (100). The electromagnetic actuator has a simple structure, is highly air-tight, and can remove the transmission clearance.
Description
Technical field
The utility model relates to a kind of electromagnetic actuator, particularly relates to a kind of electromagnetic actuator that is used to control Fuel Injection Quantity for Diesel.
Background technique
In the existing technology, the fuel injection quantity of diesel engine is controlled by the electronic speed regulation final controlling element.Wherein, electronic speed regulator comprises circuit control panel and electromagnetic actuator.Electromagnetic actuator is the power unit of control Fuel Injection Quantity for Diesel.The electromagnetic actuator of existing structure comprises the housing that is combined by front-end face, ear end face and a plurality of side end face; Be provided with inner chamber and oil pressure chamber in the housing, proportion electro-magnet is installed in the inner chamber, oil pressure is equipped with drive link in the chamber, is rotatably connected through whirligig between drive link and the proportion electro-magnet.Also comprise through proportion electro-magnet and be fixed in the supporting axle at housing two ends, supporting axle is after the proportion electro-magnet energising, and the armature in the proportion electro-magnet is when mobile, and supporting axle plays the effect of guided bearing armature.Be provided with Returnning spring in the proportion electro-magnet.Whirligig comprises the straight line type rolling bearing on the armature that is installed in proportion electro-magnet, and slip ring is installed on the rolling bearing, and slip ring is fixedly connected with the running shaft that is positioned at the oil pressure chamber, and the running shaft that is positioned at inner chamber is fixedly connected with drive link.Wherein, running shaft in the oil pressure chamber and the running shaft between inner chamber are through the rotation of rolling bearing realization running shaft, through being positioned at the black box realization sealing of rolling bearing both sides; Sealing is in order to prevent that the oil that gets into the oil pressure chamber from entering into inner chamber.Rolling bearing in the above structure is fixed through pin, therefore has certain joint gap.
Its working principle is: after the proportion electro-magnet energising, the armature driven rotary device of proportion electro-magnet rotates, and whirligig drives drive link again and does Horizontal displacement, thereby controls the fuel injection quantity of diesel engine through the drive link horizontal displacement.In sum, the electromagnetic actuator of existing structure, the Horizontal displacement of drive link is to control through the rotation of whirligig.
There is following problem in the electromagnetic actuator of this kind structure:
1) housing combines, and makes the structure more complicated and the sealing of electromagnetic actuator relatively poor;
2) oil pressure chamber and inner chamber are set in the housing respectively, will realize sealing through black box between oil pressure chamber and the inner chamber, make the structure more complicated of electromagnetic actuator;
3) in the whirligig, many places are provided with rolling bearing, and rolling bearing is fixing through pin, has joint gap; Because between slip ring and the whirligig, have no returning device between whirligig and the drive link, the whirligig gap that when rotating, will rotate then, then electromagnetic actuator exist will be bigger drive gap.
The model utility content
The utility model technical problem to be solved is, overcomes above deficiency, provides a kind of simple in structure, and good airproof performance can be eliminated the electromagnetic actuator of drive gap.
In order to solve the problems of the technologies described above; The technological scheme of the utility model is: a kind of electromagnetic actuator; Comprise the housing that is provided with an inner chamber, the front-end face of said housing is arranged with drive link mounting hole and proportion electro-magnet mounting hole in parallel, and the ear end face of said housing is provided with pilot hole; The side end face of said housing is provided with proportion electro-magnet coil lead hole, and said housing is integrated; Proportion electro-magnet; Said proportion electro-magnet comprises output shaft and lead-out wires of coil; Said proportion electro-magnet is installed in the said housing through said proportion electro-magnet mounting hole and through being bolted to the front-end face of said housing, said lead-out wires of coil is drawn through the black box that is installed in said proportion electro-magnet coil lead hole; Drive link, said drive link is installed in the said housing through said drive link mounting hole, the parallel top that is installed on said proportion electro-magnet of said drive link; Swinging arm device, said swinging arm device are installed in the said housing, flexibly connect with said drive link, are connected with the output shaft contact of said proportion electro-magnet; Spring, said spring are installed between the front-end face of the body of rod and said housing of said drive link; Rear end cover, said rear end cover are fixedly mounted on the pilot hole that the ear end face of said housing is provided with.
Further, said swinging arm device comprises the swing arm bar, and said swing arm bar one end is provided with arc shaped surface, and said arc shaped surface is connected with said output shaft contact; The said swing arm bar the other end and said drive link flexibly connect; The length end face of said swing arm bar is set with arm shaft, and said arm shaft is fixedly mounted on two relative side end faces of said housing through first rolling bearing.
Further, said swinging arm device comprises the swing arm bar, and said swing arm bar one end is provided with steel ring, and said steel ring is connected with said output shaft contact; The said swing arm bar the other end and said drive link flexibly connect; The length end face of said swing arm bar is set with arm shaft, and said arm shaft is fixedly mounted on two relative side end faces of said housing through first rolling bearing.
Further, said swinging arm device comprises the swing arm bar, and said swing arm bar one end is provided with second rolling bearing, and said second rolling bearing is connected with said output shaft contact; The said swing arm bar the other end and said drive link flexibly connect; The length end face of said swing arm bar is set with arm shaft, and said arm shaft is fixedly mounted on two relative side end faces of said housing through first rolling bearing.
Further, a wherein end of said arm shaft passes the side end face of said housing and outer rocker arm is installed, and the outer side surface of first rolling bearing of said arm shaft is provided with the outside framework oil seal that seals.
Further, the outer side surface of said outside framework oil seal also is provided with back-up ring.
Further, said rear end cover is fixedly mounted on the pilot hole of said housing through seal ring.
The working principle of the utility model is: the lead-out wires of coil of proportion electro-magnet is connected circuit control panel; Circuit control panel output DC stream; The output shaft of control ratio electromagnet is done straight line motion, after output shaft ejects or shrinks, drives the swinging arm device swing to the right left; Swinging arm device drives drive link and does Horizontal displacement, thus the fuel injection quantity of control diesel engine.
Housing is provided with an inner chamber, and the front-end face of housing, ear end face, side end face be one-body molded making, makes it simple in structure.
Housing only is provided with an inner chamber, and in the existing technology, housing is provided with inner chamber and oil pressure chamber, also will realize sealing through black box between inner chamber and the oil pressure chamber, and therefore, the structure of the utility model is simple more, better tightness.
For drive gap between the output shaft of eliminating swinging arm device and proportion electro-magnet, between swinging arm device and the drive link; Be provided with spring at the body of rod of drive link and the front-end face of housing; When output shaft ejected to the right, swinging arm device drove drive link and is moved to the left, and pressure spring; Then because the resilient force of spring, thereby eliminate between drive link and the swinging arm device, the joint gap between swinging arm device and the output shaft; When output shaft shrank left, swinging arm device drove drive link and moves right, and then spring is owing to elastic force resets, thus the joint gap between elimination drive link and the swinging arm device, between swinging arm device and the output shaft; Therefore, the utility model electromagnetic actuator can be eliminated drive gap.
Description of drawings
Fig. 1 is the shell construction figure of the utility model electromagnetic actuator;
Fig. 2 is the left view of the utility model electromagnetic actuator;
Fig. 3 is the right elevation of the utility model electromagnetic actuator;
Fig. 4-the 6th, the main pseudosection of the utility model electromagnetic actuator;
Fig. 7 is the sectional drawing along A-A line among Fig. 4.
Shown in the figure: 100, housing, 110, front-end face, 111, the drive link mounting hole, 112, the proportion electro-magnet mounting hole, 120, ear end face, 121, pilot hole; 130, side end face, 131, proportion electro-magnet coil lead hole, 200, proportion electro-magnet, 201, output shaft, 202, lead-out wires of coil; 300, swinging arm device, 310, the swing arm bar, 320, arm shaft, 330, steel ring, 340, second rolling bearing; 350, first rolling bearing, 360, outside framework oil seal, 370, back-up ring, 380, outer rocker arm, 400, drive link; 500, spring, 600, rear end cover, 700, seal ring, 800, black box.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail:
Shown in Fig. 1-7, the utility model electromagnetic actuator comprises being provided with inner chamber
With reference to figure 1-3; Housing 100; The front-end face 110 of said housing 100 is arranged with drive link mounting hole 111 and proportion electro-magnet mounting hole 112 in parallel; The ear end face 120 of said housing 100 is provided with pilot hole 121, and the side end face 130 of said housing 100 is provided with proportion electro-magnet coil lead hole 131, and said housing 100 is integrated;
With reference to figure 2, Fig. 4-6; Proportion electro-magnet 200; Said proportion electro-magnet 200 comprises output shaft 201 and lead-out wires of coil 202; Said proportion electro-magnet 200 is installed in the said housing 100 and the front-end face 110 through being bolted to said housing 100 through said proportion electro-magnet mounting hole 112, and said lead-out wires of coil 202 is drawn through the black box 800 that is installed in said proportion electro-magnet coil lead hole 131;
With reference to figure 2, Fig. 4-7, drive link 400, said drive link 400 is installed in the said housing 100 through said drive link mounting hole 111, the said drive link 400 parallel tops that are installed on said proportion electro-magnet 200;
With reference to figure 3-7, swinging arm device 300, said swinging arm device 300 are installed in the said housing 100, flexibly connect with said drive link 400, are connected with output shaft 201 contacts of said proportion electro-magnet 200;
With reference to figure 4-7, spring 500, said spring 500 are installed between the front-end face 110 of the body of rod and said housing 100 of said drive link 400;
With reference to figure 4-7, rear end cover 600, said rear end cover 600 are fixedly mounted on the pilot hole 121 that the ear end face 120 of said housing 100 is provided with.
Wherein, swinging arm device 300 has three kinds of structures.
As shown in Figure 4, first kind of swinging arm device 300 comprises swing arm bar 310, and said swing arm bar 310 1 ends are provided with arc shaped surface, and said arc shaped surface is connected with said output shaft 201 contacts; Said swing arm bar 310 the other ends and said drive link 400 flexibly connect; The length end face of said swing arm bar 310 is set with arm shaft 320, and said arm shaft 320 is fixedly mounted on two relative side end faces 130 of said housing 100 through first rolling bearing 350.
As shown in Figure 5, second kind of swinging arm device 300 comprises swing arm bar 310, and said swing arm bar 310 1 ends are provided with steel ring 330, and said steel ring 330 is connected with said output shaft 201 contacts; Said swing arm bar 310 the other ends and said drive link 400 flexibly connect; The length end face of said swing arm bar 310 is set with arm shaft 320, and said arm shaft 320 is fixedly mounted on two relative side end faces 130 of said housing 100 through first rolling bearing 350.
As shown in Figure 6, the third swinging arm device 300 comprises swing arm bar 310, and said swing arm bar 310 1 ends are provided with second rolling bearing 340, and said second rolling bearing 340 is connected with said output shaft 201 contacts; Said swing arm bar 310 the other ends and said drive link 400 flexibly connect; The length end face of said swing arm bar 310 is set with arm shaft 320, and said arm shaft 320 is fixedly mounted on two relative side end faces 130 of said housing 100 through first rolling bearing 350.
More than the swinging arm device 300 of three kinds of structures, it all is to be connected with swing arm bar 310 contact reliably of swinging arm device 300 for the output shaft 201 that makes proportion electro-magnet 200 that the end face of swing arm bar 310 is provided with arc shaped surface, steel ring 330, second rolling bearing 340.Wherein adopt arc shaped surface in first structure; Adopt steel ring 330 in second kind of structure; Arc shaped surface or steel ring 330 are fixed with the surface of contact of output shaft 201; Long-term its surface of contact that uses can produce wearing and tearing with swing arm bar 310, thereby influences the pendulum angle of swinging arm device 300, and then influences the performance of electromagnetic actuator.And in the third mode; Adopt second rolling bearing 340; When then second rolling bearing 340 contacted with the output shaft 201 of proportion electro-magnet 200, output shaft 201 was to roll to contact with second rolling bearing 340, because second rolling bearing 340 moves in a circle; Output shaft 201 changes in the position of the surface of contact of second rolling bearing 340; Then the abration position of the output shaft 201 and second rolling bearing 340 is also to change, thereby less to the pendulum angle influence of swinging arm device 300, and then has prolonged the working life of electromagnetic actuator.
With reference to figure 7, a wherein end of said arm shaft 320 passes the side end face 130 of said housing 100 and outer rocker arm 380 is installed, and the outer side surface of first rolling bearing 350 of said arm shaft 320 is provided with the outside framework oil seal 360 that seals.Outside framework oil seal 360 is the inner chambers that get into the housing 100 of electromagnetic actuator for the oil that prevents diesel engine.Outer rocker arm 380 can manually be regulated.Can also be used to indicate fuel injection quantity, prerequisite is on the housing 100 of outer rocker arm 380 movement locus positions, to make corresponding dial.
The outer side surface of said outside framework oil seal 360 can also be provided with back-up ring 370.Back-up ring 370 is for the excellent sealing between the side end face 130 of realizing arm shaft 320 and housing 100.
Said rear end cover 600 is fixedly mounted on the pilot hole 121 of said housing 100 through seal ring 700.Seal ring 700 is the excellent sealings for the ear end face of realizing rear end cover 600 and housing 100.
The working principle of the utility model is: the lead-out wires of coil 202 of proportion electro-magnet 200 is connected circuit control panel; Circuit control panel output DC stream; The output shaft 201 of control ratio electromagnet 200 is done straight line motion, after output shaft 201 ejects or shrinks, drives swinging arm device 300 swings to the right left; Swinging arm device 300 drives drive link 400 and does Horizontal displacement, thus the fuel injection quantity of control diesel engine.
For drive gap between the output shaft 201 and swinging arm device 300 of eliminating proportion electro-magnet 200, between swinging arm device 300 and the drive link 400; Be provided with spring 500 at the body of rod of drive link 400 and the front-end face 110 of housing 100; When output shaft 201 ejects to the right; Swinging arm device 300 drives drive link 400 and is moved to the left; And pressure spring 500, then because the resilient force of spring 500, thereby eliminated between the output shaft 201 and swinging arm device 300 of proportion electro-magnet 200, joint gap between swinging arm device 300 and the drive link 400; When output shaft 201 shrinks left; Swinging arm device 300 drives drive link 400 and moves right; Then spring 500 is owing to elastic force resets, thus joint gap between the output shaft 201 and swinging arm device 300 of proportion electro-magnet 200, between swinging arm device 300 and the drive link 400; Therefore, the utility model electromagnetic actuator can be eliminated drive gap.
Claims (7)
1. electromagnetic actuator; It is characterized in that: comprise the housing (100) that is provided with an inner chamber; The front-end face (110) of said housing (100) is arranged with drive link mounting hole (111) and proportion electro-magnet mounting hole (112) in parallel; The ear end face (120) of said housing (100) is provided with pilot hole (121), and the side end face (130) of said housing (100) is provided with proportion electro-magnet coil lead hole (131), and said housing (100) is integrated;
Proportion electro-magnet (200); Said proportion electro-magnet (200) comprises output shaft (201) and lead-out wires of coil (202); Said proportion electro-magnet (200) is installed in the said housing (100) and the front-end face (110) through being bolted to said housing (100) through said proportion electro-magnet mounting hole (112), and said lead-out wires of coil (202) is drawn through the black box (800) that is installed in said proportion electro-magnet coil lead hole (131);
Drive link (400), said drive link (400) is installed in the said housing (100) through said drive link mounting hole (111), the parallel top that is installed on said proportion electro-magnet (200) of said drive link (400);
Swinging arm device (300), said swinging arm device (300) are installed in the said housing (100), flexibly connect with said drive link (400), are connected with output shaft (201) contact of said proportion electro-magnet (200);
Spring (500), said spring (500) are installed between the front-end face (110) of the body of rod and said housing (100) of said drive link (400);
Rear end cover (600), said rear end cover (600) are fixedly mounted on the pilot hole (121) that the ear end face (120) of said housing (100) is provided with.
2. electromagnetic actuator according to claim 1 is characterized in that: said swinging arm device (300), comprise swing arm bar (310), and said swing arm bar (310) one ends are provided with arc shaped surface, and said arc shaped surface is connected with said output shaft (201) contact; Said swing arm bar (310) the other end and said drive link (400) flexibly connect; The length end face of said swing arm bar (310) is set with arm shaft (320), and said arm shaft (320) is fixedly mounted on two relative side end faces (130) of said housing (100) through first rolling bearing (350).
3. electromagnetic actuator according to claim 1 is characterized in that: said swinging arm device (300), comprise swing arm bar (310), and said swing arm bar (310) one ends are provided with steel ring (330), and said steel ring (330) is connected with said output shaft (201) contact; Said swing arm bar (310) the other end and said drive link (400) flexibly connect; The length end face of said swing arm bar (310) is set with arm shaft (320), and said arm shaft (320) is fixedly mounted on two relative side end faces (130) of said housing (100) through first rolling bearing (350).
4. electromagnetic actuator according to claim 1; It is characterized in that: said swinging arm device (300); Comprise swing arm bar (310), said swing arm bar (310) one ends are provided with second rolling bearing (340), and said second rolling bearing (340) is connected with said output shaft (201) contact; Said swing arm bar (310) the other end and said drive link (400) flexibly connect; The length end face of said swing arm bar (310) is set with arm shaft (320), and said arm shaft (320) is fixedly mounted on two relative side end faces (130) of said housing (100) through first rolling bearing (350).
5. according to claim 2 or 3 or 4 described electromagnetic actuators; It is characterized in that: a wherein end of said arm shaft (320) passes the side end face (130) of said housing (100) and outer rocker arm (380) is installed, and the outer side surface of first rolling bearing (350) of said arm shaft (320) is provided with the outside framework oil seal (360) that seals.
6. electromagnetic actuator according to claim 5 is characterized in that: the outer side surface of said outside framework oil seal (360) also is provided with back-up ring (370).
7. electromagnetic actuator according to claim 1 is characterized in that: said rear end cover (600) is fixedly mounted on the pilot hole (121) of said housing (100) through seal ring (700).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120194233U CN202132115U (en) | 2011-06-09 | 2011-06-09 | Electromagnetic actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120194233U CN202132115U (en) | 2011-06-09 | 2011-06-09 | Electromagnetic actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202132115U true CN202132115U (en) | 2012-02-01 |
Family
ID=45520887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120194233U Expired - Lifetime CN202132115U (en) | 2011-06-09 | 2011-06-09 | Electromagnetic actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202132115U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102360704A (en) * | 2011-06-09 | 2012-02-22 | 上海德科电子仪表有限公司 | Electromagnetic performer |
| CN103147862A (en) * | 2013-03-25 | 2013-06-12 | 黄晓东 | Electronic actuator |
-
2011
- 2011-06-09 CN CN201120194233U patent/CN202132115U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102360704A (en) * | 2011-06-09 | 2012-02-22 | 上海德科电子仪表有限公司 | Electromagnetic performer |
| CN103147862A (en) * | 2013-03-25 | 2013-06-12 | 黄晓东 | Electronic actuator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120201 Effective date of abandoning: 20130417 |
|
| RGAV | Abandon patent right to avoid regrant |