CN204828112U - Digit choke valve - Google Patents
Digit choke valve Download PDFInfo
- Publication number
- CN204828112U CN204828112U CN201520571234.1U CN201520571234U CN204828112U CN 204828112 U CN204828112 U CN 204828112U CN 201520571234 U CN201520571234 U CN 201520571234U CN 204828112 U CN204828112 U CN 204828112U
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- China
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- oil duct
- spool
- valve body
- stepper motor
- oil
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Abstract
The utility model provides a digit choke valve, it includes step motor, valve body, setting case, oil feed chamber, draining chamber and the connection oil duct in the valve body, inside the valve body draining chamber and oil feed chamber are connected through connecting the oil duct, and constitution hydraulic conveying passageway is connected with the hydrovalve piece respectively with the oil feed chamber in the draining chamber, the case be conically and with connect the coaxial setting of oil duct, and the bottom surface diameter of case is greater than connect the diameter of oil duct, control step motor is adjustable case and the clearance of being connected the oil duct to realize the size of continuously adjustable hydraulic oil flow, the defect that it needing to have avoided digital analog device with computer interface directly realizes automatic, continuous control by data signal, and overall structure is simple, installation and convenient operation adjust the precision height, easily penetration and promotion use, it extensively is applicable to supporting use of hydraulic system that various needs carry out the flow adjustment.
Description
Technical field
The utility model relates to a kind of digital throttle.
Background technique
Along with hydraulics is in the extensive use of every field, people propose more and more higher requirement to hydraulic element, especially the popularization and application of computer, traditional element are faced be digitized the demand of transformation; In current Superhigh Pressure Hydraulic System, flow control valve divides manual control type and automatic control type, and manual flow control valve automaticity is low, only can meet the usage requirement of general hydraulic equipment; Automatic control type and electric-hydraulic proportion type can meet the continuous control to flow parameter, but its stagnant ring is large, and repeatability is low, and with high costs, needs digital-to-analog conversion with computer interface, increase controlling unit.
Model utility content
For above-mentioned situation, the utility model object is to provide a kind of digital throttle, and it and computer interface do not need digiverter, directly realizes automatic, continuous control by digital signal; And overall structure is simple, to install and easy to operate, degree of regulation is high, is easy to promote the popularization use.
For realizing above-mentioned task, a kind of digital throttle, it comprises stepper motor, valve body, the spool be arranged in valve body, oil suction chamber, draining chamber and is connected oil duct; Described in valve inner, draining chamber connects through being connected oil duct with oil suction chamber, and draining chamber and oil suction chamber connect and compose hydraulic pressure transfer passage with hydraulic valve block respectively; Described spool conically and coaxially arrange with the described oil duct that is connected, and the basal diameter of spool is greater than the diameter of described connection oil duct, control the adjustable described spool of described stepper motor and the gap being connected oil duct, thus realize the size regulating hydraulic fluid flow rate continuously.
For realizing the utility model structure, effect optimization, its further step: described stepper motor is fixed on fitting seat, this fitting seat is also connected with valve body through guide pad.
The output shaft of described stepper motor is connected with small gear, and this small gear the gearwheel be connected with running shaft one end engage and form gear transmission.
The other end of described running shaft is provided with push rod and is connected with one end of sealing plug.
The described sealing plug the other end is provided with round platform and sleeve, and one end of described round platform and sleeve is equipped with, and the other end of this sleeve is connected with the bottom surface of spool.
The internal thread that the outer round surface of described running shaft is provided with on outside thread and guide pad is equipped with.
Described stepper motor is also connected with computer unit for realizing automatic control.
A kind of digital throttle of the utility model, it comprises stepper motor, valve body, the spool be arranged in valve body, oil suction chamber, draining chamber and is connected oil duct; Described in valve inner, draining chamber connects through being connected oil duct with oil suction chamber, and draining chamber and oil suction chamber connect and compose hydraulic pressure transfer passage with hydraulic valve block respectively; Described spool conically and coaxially arrange with the described oil duct that is connected, and the basal diameter of spool is greater than the diameter of described connection oil duct, control the adjustable described spool of described stepper motor and the gap being connected oil duct, thus realize the technological scheme of the size regulating hydraulic fluid flow rate continuously; It and computer interface do not need digiverter, directly realize automatic, continuous control by digital signal; And overall structure is simple, to install and easy to operate, degree of regulation is high, is easy to promote the popularization use.
The beneficial effect that the utility model is produced compared to existing technology:
I, the utility model adopts Flow-rate adjustment by driving stepper motor, achieve hydraulic system automatically, the demand of continuous setup flow, stagnant ring is little, and repeatability is high, and is conducive to computer control;
II, the utility model adopts conical spool, and the cross-section area through controlling spool carrys out the size of adjust flux, and achieve digital control, degree of regulation is high, and stable performance;
III, the utility model adopts and gear transmission is converted into the size that straight line motion driving spool carrys out adjust flux, and degree of regulation is high, effectively reduces labor intensity, improves manufacturing efficiency;
IV, the utility model solves the defect needing digiverter with computer interface, directly realizes automatic, continuous control by digital signal; And overall structure is simple, to install and easy to operate, degree of regulation is high, alleviates labor intensity, improves manufacturing efficiency, and manufacture cost significantly reduces, wide market, is convenient to promote the use of.
The utility model is widely used in the various hydraulic system of carrying out flow adjustment that needs and supports the use.
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Accompanying drawing explanation
The accompanying drawing forming the application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.
Fig. 1 is structural representation of the present utility model.
In figure: 1-small gear, 2-guide pad, 3-valve body, 4-sealing plug, 5-sleeve, 6-spool, 7-stepper motor, 8-fitting seat, 9-gearwheel, 10-running shaft, 11-push rod, 12-round platform, 13-draining chamber, 14-oil suction chamber, 15-connects oil duct.
Embodiment
With reference to accompanying drawing, the utility model is achieved in that a kind of digital throttle, and it comprises stepper motor 7, valve body 3, the spool 6 be arranged in valve body 3, oil suction chamber 14, draining chamber 13 and is connected oil duct 15; Described in valve inner, draining chamber 13 connects through being connected oil duct 15 with oil suction chamber 14, and draining chamber 13 and oil suction chamber 14 connect and compose hydraulic pressure transfer passage with hydraulic valve block respectively; Described spool 6 conically and coaxially arrange with the described oil duct 15 that is connected, and the basal diameter of spool is greater than the diameter of described connection oil duct 15, control the adjustable described spool 6 of described stepper motor 7 and the gap being connected oil duct 15, thus realize the size regulating hydraulic fluid flow rate continuously.
As shown in Figure 1, stepper motor 7 of the present utility model is fixed on fitting seat 8, and this fitting seat 8 is also connected with valve body 3 through guide pad 2, and this stepper motor 7 is also connected for realizing automatically with computer unit, continuous control; The output shaft of described stepper motor 7 is connected with small gear 1, this small gear 1 gearwheel 9 be connected with running shaft 10 one end engage and form gear transmission, the other end of this running shaft 10 is provided with push rod 11 and is connected with one end of sealing plug 4, the other end of sealing plug 4 is provided with round platform 12 and is equipped with one end of sleeve 5, and the other end of this sleeve 5 is connected with the bottom surface of spool 6; The internal thread that the outer round surface of this running shaft 10 is provided with on outside thread and guide pad 2 is equipped with; Described stepper motor 7 is also connected with computer unit for realizing automatic control.
Embodiment 1: stepper motor 7 operates through output shaft driving pinion 1, when small gear 1 drives gearwheel 9 to operate through gear transmission, convert rotational motion is straight line motion with the screw pair mechanism of guide pad 2 by running shaft 10, thus promotion push rod 11, sealing plug 4, sleeve 5 and spool 6 move right to reduce spool 6 and the gap being connected oil duct 15 in turn, thus reduce flow.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations; All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (7)
1. a digital throttle, is characterized in that comprising stepper motor (7), valve body (3), the spool (6) be arranged in valve body (3), oil suction chamber (14), draining chamber (13) and being connected oil duct (15); Described in valve inner, draining chamber (13) connect through being connected oil duct (15) with oil suction chamber (14), and draining chamber (13) and oil suction chamber (14) connect and compose hydraulic pressure transfer passage with hydraulic valve block respectively; Described spool (6) conically and coaxially arrange with the described oil duct (15) that is connected, and the basal diameter of spool is greater than the diameter of described connection oil duct (15), control the adjustable described spool (6) of described stepper motor (7) and the gap being connected oil duct (15), thus realize the size regulating hydraulic fluid flow rate continuously.
2. a kind of digital throttle according to claim 1, it is characterized in that described stepper motor (7) is fixed on fitting seat (8), this fitting seat (8) is also connected with valve body (3) through guide pad (2).
3. a kind of digital throttle according to claim 1, the output shaft that it is characterized in that described stepper motor (7) is connected with small gear (1), and this small gear (1) the gearwheel (9) be connected with running shaft (10) one end engage and form gear transmission.
4. a kind of digital throttle according to claim 3, is characterized in that the other end of described running shaft (10) is provided with push rod (11) and is connected with one end of sealing plug (4).
5. a kind of digital throttle according to claim 4, it is characterized in that described sealing plug (4) the other end is provided with round platform (12) and sleeve (5), described round platform (12) is equipped with one end of sleeve (5), and the other end of this sleeve (5) is connected with the bottom surface of spool (6).
6. a kind of digital throttle according to claim 3, is characterized in that the internal thread that the outer round surface of described running shaft (10) is provided with on outside thread and guide pad (2) is equipped with.
7. a kind of digital throttle according to claim 1, is characterized in that described stepper motor (7) is also connected with computer unit for realizing automatic control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520571234.1U CN204828112U (en) | 2015-07-31 | 2015-07-31 | Digit choke valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520571234.1U CN204828112U (en) | 2015-07-31 | 2015-07-31 | Digit choke valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204828112U true CN204828112U (en) | 2015-12-02 |
Family
ID=54685719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520571234.1U Active CN204828112U (en) | 2015-07-31 | 2015-07-31 | Digit choke valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204828112U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105370977A (en) * | 2015-12-07 | 2016-03-02 | 浙江海洋学院 | Throttle valve for ship |
| CN106827342A (en) * | 2016-01-28 | 2017-06-13 | 诸建芬 | A kind of automobile absorber oil seal sealing ring extrusion die |
-
2015
- 2015-07-31 CN CN201520571234.1U patent/CN204828112U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105370977A (en) * | 2015-12-07 | 2016-03-02 | 浙江海洋学院 | Throttle valve for ship |
| CN106827342A (en) * | 2016-01-28 | 2017-06-13 | 诸建芬 | A kind of automobile absorber oil seal sealing ring extrusion die |
| CN106827343A (en) * | 2016-01-28 | 2017-06-13 | 诸建芬 | A kind of automobile absorber oil seal sealing ring extrusion die |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No.168, Section 2, Yanhe Road, Wangcheng economic and Technological Development Zone, Changsha City, Hunan Province Patentee after: Hunan Lianzhi Technology Co.,Ltd. Address before: 410019 Yanhe Road, Wangcheng Economic Development Zone, Changsha City, Hunan Province Patentee before: HUNAN LIANZHI BRIDGE AND TUNNEL TECHNOLOGY Co.,Ltd. |