CN116498689A - Electricity consumption adjusting proportional valve body structure of semi-active suspension of automobile - Google Patents
Electricity consumption adjusting proportional valve body structure of semi-active suspension of automobile Download PDFInfo
- Publication number
- CN116498689A CN116498689A CN202310476642.8A CN202310476642A CN116498689A CN 116498689 A CN116498689 A CN 116498689A CN 202310476642 A CN202310476642 A CN 202310476642A CN 116498689 A CN116498689 A CN 116498689A
- Authority
- CN
- China
- Prior art keywords
- valve
- valve core
- yoke
- semi
- automobile
- 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.)
- Withdrawn
Links
- 239000000725 suspension Substances 0.000 title claims abstract description 18
- 230000005611 electricity Effects 0.000 title claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract 17
- 229910052742 iron Inorganic materials 0.000 claims abstract 8
- 238000006073 displacement reaction Methods 0.000 claims description 20
- 238000002955 isolation Methods 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 241001122767 Theaceae Species 0.000 claims 1
- 238000013016 damping Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
- B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
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- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/3207—Constructional features
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/3292—Sensor arrangements
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/34—Special valve constructions; Shape or construction of throttling passages
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Magnetically Actuated Valves (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses an electric regulation proportional valve body structure of a semi-active suspension of an automobile, belonging to the technical field of electrohydraulic servo control; comprising the following steps: the valve comprises a shell, a coil, a valve sleeve, an armature and a valve core, wherein one side of the shell is provided with an opening, a framework is arranged on the inner wall of the shell, the coil is wound on the side wall of the framework, a push rod penetrates through the framework, a back nut is arranged at the end part of the push rod, a right yoke iron, a middle yoke iron and a left yoke iron are arranged in the shell, the left yoke iron is arranged at the opening of the shell and is pressed on the side wall of the framework, the right yoke iron and the left yoke iron are symmetrically arranged based on the framework, the valve core is reset, the centering spring force and the output force of the coil drive the valve core to restore to the zero position together, so that the valve core is reset quickly and only needs to input a small current with low power consumption near the middle position, the valve core almost consumes no power when in the zero position, the action of the valve core is controlled through the comparison of instructions and feedback, the stability of output control oil pressure is always kept, and the stability and dynamic response performance are very good.
Description
Technical Field
The invention relates to an electric regulating proportional valve body structure for a semi-active suspension of an automobile, and belongs to the technical field of electrohydraulic servo control.
Background
The semi-active suspension is a controllable suspension system which senses the road surface condition and the vehicle body posture through a sensor and adjusts damping parameters so as to improve the running smoothness and stability of an automobile, and is adjusted through an electric adjusting proportional valve so as to be suitable for different roads, the traditional electric adjusting proportional valve is usually powered on by a coil to provide magnetic force for an armature, so that the armature attracts a valve core to move, and the adjusting valve works, for example, a slide valve type proportional pressure reducing valve is disclosed in publication No. CN107781457B, and the technical scheme is as follows: baffle, proportion electro-magnet are installed in valve body subassembly both sides, are equipped with the sealing washer between baffle and the valve body subassembly, and the push rod of proportion electro-magnet is inconsistent with the case bottom in the valve body subassembly, and this patent can have following defect when using:
1. when the damping parameters are adjusted by the semi-active suspension of the automobile, the frequency is fast, the frequency can be increased for a plurality of times in one second, the coil is frequently used at the moment, and the energy consumption is increased due to the induced electromotive force generated by frequent start and stop in the coil;
2. in order to better regulate the proportional valve, the displacement of the valve core needs to be monitored, and the existing proportional valve cannot monitor the displacement of the valve core.
Disclosure of Invention
The invention provides an electric regulating proportional valve body structure for a semi-active suspension of an automobile, which can solve the problems in the background technology.
In order to solve the problems, the technical scheme provided by the invention is as follows: an electrically adjustable proportional valve body structure for a semi-active suspension of an automobile comprises: the coil winding device comprises a shell, a coil, a valve sleeve, an armature and a valve core, wherein an opening is formed in one side of the shell, a framework is arranged on the inner wall of the shell, the coil is wound on the side wall of the framework, a push rod penetrates through the framework, a back nut is arranged at the end part of the push rod, a right yoke, a middle yoke and a left yoke are arranged in the shell, the left yoke is arranged at the opening of the shell, the left yoke is pressed against the side wall of the framework, the right yoke and the left yoke are symmetrically arranged based on the framework, sliding bearing bushes are arranged between the left yoke and the push rod, a centering spring piece is arranged between the right yoke and the end surface of the shell, a centering spring retainer ring is arranged between the centering spring piece and the push rod, an armature sleeve is arranged between the two sliding bearing bushes, the armature sleeve is arranged on the push rod, a middle yoke is arranged at the outer side of the armature, a blind hole is formed at one end of the push rod close to the opening, one end of the ball head pull rod is inserted into the blind hole, the valve sleeve is arranged at the left yoke, a valve core is arranged at the end part of the valve core, and a ball pin structure is formed in the self-healing ball groove;
furthermore, a baffle is arranged at the end part of the valve sleeve, and an oil hole is formed in the side wall of the valve sleeve after the valve sleeve is blocked;
further, a shoulder is arranged on the circumferential side wall of the ball head pull rod and is pressed against the end part of the sliding bearing bush;
further, a magnetic isolation pad is arranged between the armature and the sliding bearing bush;
further, the coil is connected with an internal valve circuit, the internal valve circuit comprises a PWM driving stage and a displacement controller, the circuit board is arranged in the valve body according to the IP65 protection level, an interface circuit 24VDC working power supply is provided outside, and the displacement controller is provided with a displacement sensor.
The invention has the beneficial effects that:
1. in the process of resetting the valve core, the centering spring force and the output force of the coil drive the valve core to return to the zero position together, so that the valve core is reset rapidly and only needs to input a small current near the neutral position, the valve core consumes little power and has low power consumption in the zero position;
2. when the power supply is cut off, the valve core can be restored to the middle position by the centering spring in the valve under the condition of no external force, and an electric signal proportional to the valve core displacement is input into the amplifying circuit in the valve, so that the valve core displacement can be monitored;
3. the valve is convenient to use, the action of the valve core is controlled by comparing the instruction with the feedback, the stability of the output control oil pressure is always kept, and the stability and the dynamic response performance are very good.
Drawings
FIG. 1 is a schematic diagram of a structure of an electrically adjustable proportioning valve body for a semi-active suspension of an automobile.
FIG. 2 is a side view of an electrically adjustable proportioning valve structure for a semi-active suspension of an automobile in accordance with the present invention.
FIG. 3 is a circuit diagram of an electrically adjustable proportioning valve body structure for a semi-active suspension of an automobile.
1. An armature; 2. a middle yoke; 3. a right yoke; 4. a left yoke; 5. magnetic steel; 6. a skeleton; 7. a coil; 8. a magnetic isolation pad; 9. a push rod; 10. centering spring retainer ring; 11. a centering spring piece; 12. sliding bearing bush; 13. a housing; 14. a ball head pull rod; 15. a valve core; 16. a valve sleeve; 17. a baffle; 18. and (5) tightening the nut.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in fig. 1, and the words "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.
According to the figures 1-3: the invention provides an electricity consumption adjusting proportional valve body structure of a semi-active suspension of an automobile, which comprises the following components: the ball valve comprises a shell 13, a coil 7, a valve sleeve 16, an armature 1 and a valve core 15, wherein an opening is formed in one side of the shell 13, a framework 6 is arranged on the inner wall of the shell 13, the coil 7 is wound on the side wall of the framework 6, a push rod 9 passes through the framework 6, a back nut 18 is arranged at the end part of the push rod 9, a right yoke 3, a middle yoke 2 and a left yoke 4 are arranged in the shell 13, the left yoke 4 is arranged at the opening of the shell 13 in a propping manner, the left yoke 4 is pressed on the side wall of the framework 6, the right yoke 3 and the left yoke 4 are symmetrically arranged based on the framework 6, sliding bearing bushes 12 are arranged between the left yoke 4, the right yoke 3 and the push rod 9, a centering spring piece 11 is arranged between the right yoke 3 and the end surface of the shell 13, a centering spring retainer ring 10 is arranged between the centering spring piece 11 and the push rod 9, the armature 1 is sleeved between the two sliding bearing bushes 12, the armature 1 is sleeved on the push rod 9, the outer side of the armature 1 is provided with the middle yoke 2, the two ends of the middle yoke 2 are respectively provided with magnetic steel 5, one end of the pull rod close to the opening is provided with a blind hole, one end of the left yoke 4 is inserted into the ball head 14, one end of the ball head 16 is inserted into the ball head 16, the ball groove is formed in the ball groove 15, and the end part of the ball valve core is arranged at the ball valve core 15, and the ball valve core end is arranged at the ball end part of the ball valve core 15;
further, a baffle 17 is arranged at the end of the valve sleeve 16, five oil holes are blocked on the side wall of the valve sleeve 16 and then are provided, the five oil holes are respectively T, A, P, B, Y oil return Y and T, P is inlet oil pressure, the oil pressure is from oil pump outlet oil pressure, A is output oil pressure, T is oil return, valve ports A and B flow control ports are throttle control at the moment, if the pressure P of the valve port T is more than 5Mpa, the valve port Y is required to be singly connected with an oil return tank, when the valve port T is used as a tee joint, the valve port A or B is required to be blocked, the valve core 15 is a zero opening, and the valve core 15 with the overlapping amount of 1.5% -3% or 10% can be selected;
further, a shoulder is arranged on the circumferential side wall of the ball head pull rod 14, and the shoulder is pressed against the end part of the sliding bearing bush 12;
further, a magnetic isolation pad 8 is arranged between the armature 1 and the sliding bearing bush 12;
further, the coil 7 is connected with an internal valve circuit, the internal valve circuit comprises a PWM driving stage and a displacement controller, the circuit board is arranged in the valve body according to the IP65 protection level, an interface circuit 24VDC working power supply is provided outside, and the displacement controller is provided with a displacement sensor.
The principle of the invention is as follows: in the process of resetting the valve core 15, the output force of the coil 7 is added to the centering spring force to drive the valve core 15 to return to the zero position, only a small current is needed to be input to the coil 7 near the middle position, under the condition that no external force is needed, the valve middle spring in the valve can return the valve core 15 to the middle position, when the power supply is cut off, an electric signal proportional to the displacement of the valve core 15 is input to an amplifying circuit in the valve, the signal is converted into a pulse width modulation current acting coil 7, the coil 7 generates thrust to drive the valve core 15 to generate certain displacement, the displacement sensor generates an electric signal proportional to the displacement of the valve core 15, the signal is compared with an input command signal until the displacement of the valve core 15 reaches a required value, the displacement deviation signal of the valve core 15 is zero, the finally obtained displacement of the valve core 15 is proportional to the input signal, the action of the valve core 15 is controlled through the comparison of the command and feedback, the stability of the output control oil pressure is always kept, and the stability and the dynamic response performance are very good.
The invention and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the invention as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present invention.
Claims (5)
1. The utility model provides a semi-initiative suspension of car electricity consumption regulation proportion valve body structure which characterized in that: including casing (13), coil (7), valve pocket (16), armature (1), case (15), open has been seted up to casing (13) one side, is provided with skeleton (6) on casing (13) inner wall, coil (7) are around arranging skeleton (6) lateral wall on, push rod (9) pass skeleton (6), push rod (9) tip sets up back nut (18), be equipped with right yoke (3) in casing (13), well yoke (2), left yoke (4) are arranged in casing (13) uncovered department, and left yoke (4) support and are pressed and are arranged in on skeleton (6) lateral wall, right yoke (3) and left yoke (4) are based on skeleton (6) symmetry setting, and all are provided with between left yoke (4) and right yoke (3) and push rod (9) and slide bushing (12), be provided with centering spring (11) between right yoke (3) and casing (13) terminal surface, set up centering spring (10) between centering spring (11) and the push rod (9), armature (1) cover is located on skeleton (6) lateral wall, armature (1) are arranged in two and are arranged in armature (1) and are arranged on the side bushing (1), the two ends of the middle yoke iron (2) are both provided with magnetic steel (5), a blind hole is formed in one end, close to the opening, of the towing bar, one end of the ball head pull rod (14) is inserted into the blind hole, the valve sleeve (16) is arranged at the left yoke iron (4), the valve sleeve (16) is internally provided with a valve core (15), the end part of the valve core (15) is provided with a ball groove, and a ball pin structure is formed in the self-healing ball groove of the tea at the end part of the ball head pull rod (14).
2. The electrically adjustable proportioning valve structure for a semi-active suspension of an automobile as claimed in claim 1, wherein: the end of the valve sleeve (16) is provided with a baffle (17), and the side wall of the valve sleeve (16) is blocked and then is provided with an oil hole.
3. The electrically adjustable proportioning valve structure for a semi-active suspension of an automobile as claimed in claim 1, wherein: the circumferential side wall of the ball head pull rod (14) is provided with a shoulder which is pressed against the end part of the sliding bearing bush (12).
4. The electrically adjustable proportioning valve structure for a semi-active suspension of an automobile as claimed in claim 1, wherein: a magnetic isolation pad (8) is arranged between the armature (1) and the sliding bearing bush (12).
5. The electrically adjustable proportioning valve structure for a semi-active suspension of an automobile as claimed in claim 1, wherein: the coil (7) is connected with an internal valve circuit, the internal valve circuit comprises a PWM driving stage and a displacement controller, the circuit board is arranged in the valve body according to the IP65 protection level, an interface circuit 24VDC working power supply is provided outside, and the displacement controller is provided with a displacement sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310476642.8A CN116498689A (en) | 2023-04-28 | 2023-04-28 | Electricity consumption adjusting proportional valve body structure of semi-active suspension of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310476642.8A CN116498689A (en) | 2023-04-28 | 2023-04-28 | Electricity consumption adjusting proportional valve body structure of semi-active suspension of automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116498689A true CN116498689A (en) | 2023-07-28 |
Family
ID=87328030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310476642.8A Withdrawn CN116498689A (en) | 2023-04-28 | 2023-04-28 | Electricity consumption adjusting proportional valve body structure of semi-active suspension of automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116498689A (en) |
-
2023
- 2023-04-28 CN CN202310476642.8A patent/CN116498689A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20230728 |