CN220190611U - Special integrated digital chip type brushless motor for hydraulic valve - Google Patents
Special integrated digital chip type brushless motor for hydraulic valve Download PDFInfo
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- CN220190611U CN220190611U CN202321777949.3U CN202321777949U CN220190611U CN 220190611 U CN220190611 U CN 220190611U CN 202321777949 U CN202321777949 U CN 202321777949U CN 220190611 U CN220190611 U CN 220190611U
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- hydraulic valve
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- 238000007789 sealing Methods 0.000 claims abstract description 33
- 239000002131 composite material Substances 0.000 claims abstract description 24
- 230000033001 locomotion Effects 0.000 claims description 23
- 230000017525 heat dissipation Effects 0.000 claims description 13
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses an integrated digital chip type brushless motor special for a hydraulic valve, which comprises a composite guide sleeve, a variable clamping sleeve, a screw rod, a motor shaft, a sealing ring, a stator, a rotor, a motor front end cover, a motor rear end cover and an integrated circuit board. The utility model integrates the digital chip module group into a motor to integrally control the hydraulic pressure, different control precision, speed and thrust can be obtained by writing different programs, the accurate and stable control effect is realized, the work is stable, the speed is adjustable, the impact is small, and the service life of an executive component is prolonged; compared with the electromagnet, the control precision is not easily affected by temperature drift, voltage fluctuation and current fluctuation, so that control misalignment is caused; in addition, the utility model has large thrust and stronger pollution resistance compared with the traditional electromagnet-controlled hydraulic element.
Description
Technical Field
The utility model relates to the technical field of hydraulic valves, in particular to an integrated digital chip brushless motor special for a hydraulic valve.
Background
At present, a common hydraulic electromagnetic reversing valve at home and abroad generally comprises an electromagnet, the movement of a valve core is controlled by electromagnetic force generated by the electromagnet so as to realize reversing, and the traditional hydraulic valve using the electromagnet has the following defects: when the electromagnet works, the valve core moves rapidly, the displacement speed is uncontrollable, the impact force is large, the service life of the executive component is short, and the work is unstable; under the working condition of long-time working, the energy consumption is high, the electromagnetic valve is electrified with large current for a long time, so that the temperature rise is short in service life, and the coil is easy to burn under the condition of unstable voltage; in addition, the electromagnet is affected by temperature drift, voltage fluctuation and current fluctuation when controlling the hydraulic element, so that the precision is not easy to control, the work is unstable, and the influence is more obvious particularly on mobile hydraulic equipment.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects in the prior art, the utility model provides an integrated digital chip type brushless motor special for a hydraulic valve, which can solve the technical problems.
(II) technical scheme
In order to solve the technical problems, the utility model provides the following technical scheme: an integrated digital chip brushless motor for a hydraulic valve, comprising: the motor comprises a composite guide sleeve, a variable clamping sleeve, a screw rod, a motor shaft, a sealing ring, a stator, a rotor, a motor front end cover, a motor rear end cover and an integrated circuit board, wherein the motor front end cover and the motor rear end cover are arranged front and back; the sealing ring is arranged in the composite guide sleeve, the front end of the motor shaft penetrates through the sealing ring, an internal thread is arranged in the front end of the motor shaft, the rear end of the screw rod is in threaded connection with the front end of the motor shaft, the front end of the screw rod is in clearance fit with the operation clamp sleeve, and the operation clamp sleeve is assembled in the composite guide sleeve in interference fit.
Preferably, the special integrated digital chip brushless motor for the hydraulic valve further comprises a sealing ring, wherein the sealing ring is arranged in the sealing ring, and the front end of the motor shaft penetrates through the sealing ring.
Preferably, the special integrated digital chip brushless motor for the hydraulic valve further comprises an elastic O-shaped ring, wherein the front end of the sealing ring is provided with a protruding part, and the elastic O-shaped ring is sleeved on the protruding part.
Preferably, the special integrated digital chip brushless motor for the hydraulic valve further comprises a compression end cover, and the compression end cover is sleeved on the outer side of the rear end of the composite guide sleeve.
Preferably, the motor rear end cover is provided with a rear end cover bearing, and the motor shaft penetrates through the rear end cover bearing.
Preferably, the front end cover of the motor is provided with a front end cover bearing, and the motor shaft also penetrates through the front end cover bearing.
Preferably, the special integrated digital chip brushless motor for the hydraulic valve further comprises a linkage rod, and the front end of the screw rod is connected with the rear end of the linkage rod.
Preferably, the linkage rod is provided with an elastic piece.
Preferably, the special integrated digital chip brushless motor for the hydraulic valve further comprises a high heat dissipation module box, wherein the high heat dissipation module box is arranged at the upper ends of the front end cover and the rear end cover of the motor, and the integrated circuit board is arranged in the high heat dissipation module box.
Preferably, the upper end of the high heat dissipation module box is provided with an aviation connector, and the integrated circuit board is further electrically connected with the aviation connector.
(III) beneficial effects
Compared with the prior art, the utility model provides the special integrated digital chip brushless motor for the hydraulic valve, which has the following beneficial effects: (1) The rotary motion is converted into linear motion through the motion clamping sleeve and the composite guide sleeve so as to control the accurate displacement of the valve core, the control precision is high, the work is stable, the speed is adjustable, the impact is small, and the service life of the executive component is prolonged; (2) Compared with the electromagnet, the control precision is not easily affected by temperature drift, voltage fluctuation and current fluctuation, so that control misalignment is caused; (3) The working temperature is raised and lowered, so that the device is more suitable for working conditions of long-time operation; (4) The thrust is large, and compared with a hydraulic element controlled by the traditional electromagnet, the pollution resistance is stronger; (5) Under stable long-term working conditions, no large current is required to be provided for maintenance, and the energy-saving effect is better; (6) By arranging the sealing ring in the composite guide sleeve, high back pressure and low resistance rotary sealing are realized; (7) By arranging the movement conversion clamping sleeve to be in clearance fit with the screw rod, the movement conversion mechanism is precise and unique in design, and hydraulic balance is eliminated; (8) The utility model is a control mode that the integrated electronic amplifier of the digital chip combines with the servo stepping motor to integrate, the integrated circuit board is used as a control module to output signals to drive the motor to rotate, the rotary motion is converted into linear motion through the composite guide sleeve to control the accurate displacement of the valve core, the integrated motor of the digital chip module group controls the hydraulic pressure integrally, different control precision, speed and thrust can be obtained by writing different programs, and the accurate and stable control effect can be achieved; it can also be used for different functional control hydraulic components by writing different programs.
Drawings
FIG. 1 is a schematic diagram of a first architecture of an integrated digital chip brushless motor for a hydraulic valve according to the present utility model;
FIG. 2 is a schematic diagram of a second architecture of an integrated digital chip brushless motor for a hydraulic valve according to the present utility model;
FIG. 3 is a schematic diagram of a third configuration of an integrated digital chip brushless motor for a hydraulic valve according to the present utility model;
FIG. 4 is a schematic diagram of a fourth configuration of an integrated digital chip brushless motor for a hydraulic valve according to the present utility model;
FIG. 5 is a fifth schematic diagram of a hydraulic valve-specific integrated digital chip brushless motor according to the utility model;
FIG. 6 is a schematic diagram of a sixth configuration of an integrated digital chip brushless motor for a hydraulic valve according to the utility model;
FIG. 7 is a seventh schematic diagram of a hydraulic valve-specific integrated digital chip brushless motor according to the utility model;
FIG. 8 is a schematic diagram of a seal ring of an integrated digital chip brushless motor for a hydraulic valve according to the present utility model;
FIG. 9 is a side view of a lead screw of an integrated digital chip brushless motor for hydraulic valve application specific according to the present utility model;
FIG. 10 is a front view of a lead screw of an integrated digital chip brushless motor for hydraulic valve application specific according to the present utility model;
fig. 11 is a front view of a variable clamp sleeve of an integrated digital chip brushless motor for a hydraulic valve.
The reference numerals in the figures are: the motor comprises a composite guide sleeve 1, a variable clamping sleeve 2, a lead screw 3, a motor shaft 4, a sealing ring 5, a sealing ring 6, an elastic O-shaped ring 7, a protruding part 8, a linkage rod 9, a compression end cover 10, a rotor 11, a stator 12, a motor front end cover 13, a motor rear end cover 14, a high heat dissipation module box 15, an aviation connector 16, a rear end cover bearing 17, a front end cover bearing 18 and an elastic piece 19.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides an integrated digital chip brushless motor special for a hydraulic valve, which comprises the following components: the motor comprises a composite guide sleeve 1, a variable clamping sleeve 2, a screw rod 3, a motor shaft 4, a sealing ring 5, a stator 12, a rotor 11, a motor front end cover 13, a motor rear end cover 14 and an integrated circuit board. The motor front end cover 13 and the motor rear end cover 14 are arranged front and back, the stator 12 is arranged between the motor front end cover 13 and the motor rear end cover 14, the rotor 11 is arranged in the stator 12, the rear ends of the rotor 11 and the motor shaft 4 are installed in a pressed mode, the composite guide sleeve 1 is arranged in the motor front end cover 13, the integrated circuit board is provided with a digital chip, and the integrated circuit board is electrically connected with the coils of the stator 12.
The sealing ring 5 is arranged in the composite guide sleeve 1, the front end of the motor shaft 4 passes through the sealing ring 5, an internal thread is arranged in the front end of the motor shaft 4, the rear end of the screw rod 3 is in threaded connection with the front end of the motor shaft 4, the front end of the screw rod 3 is in clearance fit with the deformation clamping sleeve 2, and the deformation clamping sleeve 2 is assembled in the composite guide sleeve 1 in an interference fit manner.
The working principle of the special integrated digital chip brushless motor for the hydraulic valve is as follows: the integrated circuit board is used as a control module to output signals to drive the motor shaft 4 to rotate forwards or backwards through the stator 12 and the rotor 11; further, since the rear end of the screw rod 3 is in threaded connection with the inside of the front end of the motor shaft 4, the screw rod 3 makes forward or backward linear motion along the axial direction of the variable clamping sleeve 2 through the rotation of the motor shaft 4, namely, the conversion of rotary motion and linear motion is realized. In addition, it should be understood that the front end of the screw rod 3 is fixedly connected with the valve core, that is, the screw rod 3 can drive the valve core to synchronously do forward or backward linear motion so as to open or close different oil drain holes to drive the piston to move, thereby realizing the functions of common reversing, proportional reversing, pressure regulation, flow regulation and the like.
Preferably, the utility model can also comprise a high heat dissipation module box 15, wherein the high heat dissipation module box 15 is arranged at the upper ends of the motor front end cover 13 and the motor rear end cover 14, and the integrated circuit board is arranged in the high heat dissipation module box 15. In addition, the upper end of the high heat dissipation module box 15 is provided with an aviation connector 16, and the integrated circuit board is electrically connected with the aviation connector 16. Preferably, the integrated circuit board may be provided with a network communication interface to enable network digital control.
Preferably, the utility model can comprise a sealing ring 6, wherein the sealing ring 6 is arranged in the sealing ring 5, and the front end of the motor shaft 4 passes through the sealing ring 6. In addition, this embodiment may further include an elastic O-ring 7, where the front end of the sealing ring 5 is provided with a protrusion 8, and the elastic O-ring 7 is sleeved on the protrusion 8.
Preferably, the screw rod 3 can be connected with the valve core through a linkage rod 9, specifically, the front end of the screw rod 3 is connected with the rear end of the linkage rod 9, and the front end of the linkage rod 9 is connected with the rear end of the valve core, so that seamless connection between the screw rod 3 and the valve core is realized. Further preferably, the linkage rod 9 may be provided with an elastic member 19 such as a spring to provide a buffering effect.
In addition, the utility model can also comprise a compression end cover 10, wherein the compression end cover 10 is sleeved outside the rear end of the composite guide sleeve 1. The sealing ring 5 may be specifically disposed inside the rear end of the composite guide sleeve 1; the rear end of the composite guide sleeve 1 is compressed by the compression end cover 10.
Preferably, the motor rear end cover 14 is provided with a rear end cover bearing 17, the motor front end cover 13 is provided with a front end cover bearing 18, and the motor shaft 4 passes through the rear end cover bearing 17 and the front end cover bearing 18; additionally, clearance adjusting screws may be designed to fit within the front end housing bearing 18 to eliminate structural longitudinal clearances.
Preferably, the screw rod 3 is provided with an oil drain groove and an oil drain hole; further preferably, the upper end face and the lower end face of the front end of the screw rod 3 are arranged in a flat mode, so that the screw rod 3 has a better rotation limiting effect. In addition, the left and right sides of the screw rod 3 are arc-shaped, the inner through hole of the movement clamping sleeve 2 is matched with the shape of the screw rod 3, and the screw rod 3 can move back and forth relative to the movement clamping sleeve 2.
Compared with the prior art, the utility model provides the special integrated digital chip brushless motor for the hydraulic valve, which has the following beneficial effects: (1) The rotary motion is converted into linear motion through the motion clamping sleeve and the composite guide sleeve so as to control the accurate displacement of the valve core, the control precision is high, the work is stable, the speed is adjustable, the impact is small, and the service life of the executive component is prolonged; (2) Compared with the electromagnet, the control precision is not easily affected by temperature drift, voltage fluctuation and current fluctuation, so that control misalignment is caused; (3) The working temperature is raised and lowered, so that the device is more suitable for working conditions of long-time operation; (4) The thrust is large, and compared with a hydraulic element controlled by the traditional electromagnet, the pollution resistance is stronger; (5) Under stable long-term working conditions, no large current is required to be provided for maintenance, and the energy-saving effect is better; (6) By arranging the sealing ring in the composite guide sleeve, high back pressure and low resistance rotary sealing are realized; (7) By arranging the movement conversion clamping sleeve to be in clearance fit with the screw rod, the movement conversion mechanism is precise and unique in design, and hydraulic balance is eliminated; (8) The linkage rod is arranged to realize seamless connection of the screw rod and the valve core, so that the control precision is high; (9) The utility model is a control mode that the integrated electronic amplifier of the digital chip combines with the servo stepping motor to integrate, the integrated circuit board is used as a control module to output signals to drive the motor to rotate, the rotary motion is converted into linear motion through the composite guide sleeve to control the accurate displacement of the valve core, the integrated motor of the digital chip module group controls the hydraulic pressure integrally, different control precision, speed and thrust can be obtained by writing different programs, and the accurate and stable control effect can be achieved; it can also be used for different functional control hydraulic components by writing different programs.
It should be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. An integrated digital chip brushless motor for a hydraulic valve, comprising: the motor comprises a composite guide sleeve, a variable clamping sleeve, a screw rod, a motor shaft, a sealing ring, a stator, a rotor, a motor front end cover, a motor rear end cover and an integrated circuit board, wherein the motor front end cover and the motor rear end cover are arranged front and back;
the sealing ring is arranged in the composite guide sleeve, the front end of the motor shaft penetrates through the sealing ring, an internal thread is arranged in the front end of the motor shaft, the rear end of the screw rod is in threaded connection with the front end of the motor shaft, the front end of the screw rod is in clearance fit with the movement clamping sleeve, and the movement clamping sleeve is assembled in the composite guide sleeve in interference fit.
2. The hydraulic valve application specific integrated digital chip brushless motor of claim 1, wherein: the motor shaft is characterized by further comprising a sealing ring, wherein the sealing ring is arranged in the sealing ring, and the front end of the motor shaft penetrates through the sealing ring.
3. The hydraulic valve application specific integrated digital chip brushless motor of claim 1, wherein: the sealing ring further comprises an elastic O-shaped ring, wherein the front end of the sealing ring is provided with a protruding portion, and the elastic O-shaped ring is sleeved on the protruding portion.
4. The hydraulic valve application specific integrated digital chip brushless motor of claim 1, wherein: the novel composite guide sleeve further comprises a compression end cover, and the compression end cover is sleeved on the outer side of the rear end of the composite guide sleeve.
5. The hydraulic valve application specific integrated digital chip brushless motor of claim 1, wherein: the motor rear end cover is provided with a rear end cover bearing, and the motor shaft penetrates through the rear end cover bearing.
6. The hydraulic valve application specific integrated digital chip brushless motor of claim 5, wherein: the motor front end cover is provided with a front end cover bearing, and the motor shaft also penetrates through the front end cover bearing.
7. The hydraulic valve application specific integrated digital chip brushless motor of claim 1, wherein: the screw rod is characterized by further comprising a linkage rod, wherein the front end of the screw rod is connected with the rear end of the linkage rod.
8. The hydraulic valve application specific integrated digital chip brushless motor of claim 7, wherein: the linkage rod is provided with an elastic piece.
9. The hydraulic valve application specific integrated digital chip brushless motor of claim 1, wherein: the motor is characterized by further comprising a high heat dissipation module box, wherein the high heat dissipation module box is arranged at the upper end of the motor front end cover and the upper end of the motor rear end cover, and the integrated circuit board is arranged in the high heat dissipation module box.
10. The hydraulic valve application specific integrated digital chip brushless motor of claim 9, wherein: and the upper end of the high heat dissipation module box is provided with an aviation connector, and the integrated circuit board is also electrically connected with the aviation connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321777949.3U CN220190611U (en) | 2023-07-07 | 2023-07-07 | Special integrated digital chip type brushless motor for hydraulic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321777949.3U CN220190611U (en) | 2023-07-07 | 2023-07-07 | Special integrated digital chip type brushless motor for hydraulic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220190611U true CN220190611U (en) | 2023-12-15 |
Family
ID=89113049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321777949.3U Active CN220190611U (en) | 2023-07-07 | 2023-07-07 | Special integrated digital chip type brushless motor for hydraulic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220190611U (en) |
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2023
- 2023-07-07 CN CN202321777949.3U patent/CN220190611U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Yixin Inventor after: Feng Chenji Inventor after: Feng Weijun Inventor after: Li Ruiheng Inventor after: Zhang Hongbo Inventor after: Zhang Yanwu Inventor before: Li Yixin Inventor before: Feng Chenji Inventor before: Feng Weijun Inventor before: Li Ruiheng Inventor before: Zhang Hongbo Inventor before: Zhang Yanwu |
|
| CB03 | Change of inventor or designer information |