CN203082337U - Multi-turn pneumatic execution regulator - Google Patents
Multi-turn pneumatic execution regulator Download PDFInfo
- Publication number
- CN203082337U CN203082337U CN201220605026.5U CN201220605026U CN203082337U CN 203082337 U CN203082337 U CN 203082337U CN 201220605026 U CN201220605026 U CN 201220605026U CN 203082337 U CN203082337 U CN 203082337U
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- mounting hole
- box
- driven gear
- gear
- lower box
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Abstract
The utility model relates to a multi-turn pneumatic execution regulator. The regulator comprises a pneumatic motor, a gear box, a driving gear and a driven gear. The pneumatic motor and an upper box body form fastening and connection through a bolt. The two driving gears are arranged in a first installing hole and a third installing hole which are centrosymmetric respectively. An inner cavity of a lower box body is provided with two centrosymmetric circle bosses of the inner cavity of the lower box body. A lower plane of the driven gear is arranged on the center circle boss of the lower box body. A lower end excircle is arranged in the installing hole of the lower box body. The driven gear and the two driving gears are simultaneously engaged so as to form two gear pairs. The driven gear and a hand wheel form the fastening and connection through a hand wheel connection shaft. According to the utility model, the hand wheel is rotated so as to drive the driven gear to carry out coaxial rotation. A function of zero load startup of the pneumatic motor can be satisfied. Transmission efficiency is high. Friction is low. The regulator is safe and reliable. And maintenance cost is low.
Description
Technical field
The utility model relates to a kind of execution regulator, and specifically a kind of efficient height, structure are light and handy, the pneumatic execution regulator of many rotary types of safety anti-explosive.
Background technique
Along with world's automatization level technology develop rapidly, China's automatization level is also improved fast, thus to the requirement of the performance of modulating valve in the process control and outward appearance also in continuous raising, particularly in the occasion of some poisonous mediums and bad working environments such as inflammable and explosive, the stability of valve regulated device has been subjected to baptism, and this just also has higher requirement to the valve regulated device.
Modern industry design basic with production safety, people-oriented as the most basic base of design.Therefore in process control, use pneumatic execution regulator to become optimal selection, but the execution regulator of piston type and diaphragm type is because performance and structural difference, caused the pneumatic execution regulator of the type to be greatly limited at aspects such as specified output (power, moment, stroke) and overall volumes, this has also seriously restricted the industrial automation process.The specified output of existing pneumatic execution regulator is big more, and its volume is big more, and cost of production rises at double, and the regulator deadweight is heavier, and easily damaged partss such as seal ring and guide ring are more, and maintenance process is complicated, and maintenance cost is higher.
Summary of the invention
The purpose of this utility model is to overcome the deficiency that existing pneumatic execution regulator exists, and provides a kind of many rotary types pneumatic execution regulator, and its transmission efficiency height, structure is light and handy, safe and reliable and maintenance cost is low.
According to the technological scheme that the utility model provides, the pneumatic execution regulator of described many rotary types,
Comprise pneumatic motor, gear-box, driving gear and driven gear; Described pneumatic motor utilizes bolton to be connected with gear-box; Described gear-box is divided into upper box and lower box; Described upper box and lower box are fastenedly connected; Described upper box is provided with first mounting hole, second mounting hole, the 3rd mounting hole, wherein first mounting hole, two center holes of the 3rd mounting hole are symmetrical arranged, be respectively arranged with two driving gears in described first mounting hole, two centrosymmetric mounting holes of the 3rd mounting hole, described driving gear one end is established coupling shaft, and described coupling shaft cooperates with oilless bearing; Described oilless bearing is embedded in the first, the 3rd mounting hole; Described second mounting hole site is in the casing central position; A circular groove is established in described second mounting hole upper end; Be provided with oil sealing in the described circular groove; Described lower box inner chamber is provided with the boss platform of two centrosymmetric lower box inner chambers, and the boss platform plane of lower box inner chamber contacts with two driving gear lower end surfaces, and driving gear is played a supportive role; Establish driven gear in described second mounting hole; Described driven gear two ends are equipped with installation shaft; The installation shaft of described driven gear upper end is arranged in second mounting hole of upper box; The installation shaft of described driven gear lower end is arranged in the mounting hole of lower box; Described driven gear lower plane is arranged on the lower box center circle boss, and the lower end cylindrical is arranged in the mounting hole of lower box; Described driven gear and two driving gears mesh simultaneously and form two pairs of gear pairs; Described driven gear upper end is provided with the connection internal thread, and described driven gear internal thread and handwheel are fastenedly connected by the handwheel coupling shaft.
As further improvement of the utility model, be provided with the first no asbestos compressed paper pad between described pneumatic motor and the upper box.
As further improvement of the utility model, be provided with the second no asbestos compressed paper pad between described upper box and the lower box and be used for sealing.
As further improvement of the utility model, described pneumatic motor lower end is provided with projecting shaft; Described driving gear endoporus is connected by flat key on the keyway with the pneumatic motor projecting shaft.
As further improvement of the utility model, a side of described upper box upper end is provided with end cap; Described the 3rd mounting hole upper-end surface utilizes bolt to be connected with end cap.
As further improvement of the utility model, described second mounting hole is for being positioned at the casing central position; A circular groove is established in described second mounting hole upper end; Be provided with oil sealing in the described circular groove.
As further improvement of the utility model, described lower box mounting hole lower end is provided with a circular groove; Bag outside framework oil seal in being provided with in the described circular groove.The lower end surface of described lower box is external output terminal; Described output terminal is provided with the uniform tapped hole of several equal portions; Described lower box lower end surface is provided with the boss platform of lower box inner chamber, is used for connecting the location.
As further improvement of the utility model, described driven gear is provided with endoporus, and described endoporus is provided with the dove-tail form groove of two symmetries.
As further improvement of the utility model, described handwheel coupling shaft upper end cylindrical is provided with the step circle, and described step circle is fastenedly connected with handwheel
Advantage of the present utility model: the pneumatic execution regulator of described many rotary types adopts pressurized air as power source, and is environment friendly and pollution-free, and explosion-proofly has a very strong adaptive capacity to environment.The pneumatic execution regulator of described many rotary types can be realized the remote adjustment function by source of the gas pipeline control pneumatic motor; Described pneumatic motor can be realized functions such as moment commutation, frequency conversion, avoids dynamic inertia to produce retardation phenomenon; Described driving gear utilizes the oilless bearing in the casing mounting hole to position; Described driven gear upper-end surface is connected by the handwheel coupling shaft with handwheel, can carry out manually-operable behind break signal; Described driven gear is installed in the gear-box that is formed as materials processing by spheroidal graphite cast iron, utilizes the surface of contact friction to produce the graphite lubrication effect, strengthens the running stability of driven gear, the working life that also can improve driven gear simultaneously; The pneumatic execution controller structure of described many rotary types is simple, and production and maintenance cost are low.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is a driving and driven gear engagement schematic representation of the present utility model.
Fig. 3 is the sectional view of lower box.
Embodiment
The utility model is described in further detail below in conjunction with concrete drawings and Examples.
As Fig. 1～shown in Figure 3: the utility model comprises pneumatic motor 1, bolt 2, the first no asbestos compressed paper pad 3, the upper box 4(first mounting hole 4-1, the second mounting hole 4-2, the 3rd mounting hole 4-3), the second no asbestos compressed paper pad 5, oilless bearing 6, driving gear 7, flat key 8, lower box 9, interior bag outside framework oil seal 10, driven gear 11, handwheel coupling shaft 12, end cap 13, Cock screw 16, handwheel 17, external adpting flange 18, lower box mounting hole 19, the boss platform 20 of lower box inner chamber.
As depicted in figs. 1 and 2: described pneumatic motor 1 utilizes bolton to be connected with gear-box; Be provided with the first no asbestos compressed paper pad 3 between described pneumatic motor 1 and the gear-box.Described pneumatic motor 1 is established two source of the gas inputs, output port; Described pneumatic motor 1 lower end is provided with projecting shaft; Establish a keyway on the described projecting shaft; Described driving gear 7 endoporus realize that by the flat key 8 that is provided with on the keyway rigidity is connected with pneumatic motor 1 projecting shaft.
Described gear-box is divided into upper box 4 and 9 two parts of lower box; Described upper box 4 utilizes bolt 2 to be fastenedly connected with lower box 9; Be provided with the second no asbestos compressed paper pad 5 between described upper box 4 and the lower box 9 and be used for sealing; Described upper box 4 is provided with the first mounting hole 4-1, the second mounting hole 4-2, three mounting holes of the 3rd mounting hole 4-3, the wherein first mounting hole 4-1, the 3rd mounting hole 4-3 center mounting hole symmetry, be provided with two described driving gear one ends of driving gear in the described first mounting hole 4-1, two centrosymmetric mounting holes of the 3rd mounting hole 4-3 and establish coupling shaft, described coupling shaft cooperates with oilless bearing 6, relies on oilless bearing 6 supportings; Mounting flange is established in the upper-end surface of the first mounting hole 4-1 and the 3rd mounting hole 4-3 on the described upper box 4, and the mounting flange of described first mounting hole 4-1 upper end utilizes bolton to be connected with the adpting flange of pneumatic motor 1; One side of described upper box 4 upper ends is provided with end cap 13; Described end cap 13 can be replaced by another pneumatic motor 1 and be formed the double motor configuration with original pneumatic motor 1, can increase output power of the present utility model.Described the 3rd mounting hole 4-3 upper-end surface utilizes bolt to be connected with end cap; Be provided with paper gasket between described end face and the end cap 13, be used for sealing; The second mounting hole 4-2 rolls and cooperates on described driven gear 11 upper end cylindricals and the gear-box upper box 4; The described second mounting hole 4-2 is for being positioned at the casing central position; The described second mounting hole 4-2 establishes a circular groove in the upper end; Bag outside framework oil seal in being provided with in the described circular groove.
As Fig. 1 ~ shown in Figure 3: as described in the inner chamber of lower box 9 be provided with the boss platform 20 of two centrosymmetric lower box inner chambers, the boss platform plane of lower box inner chamber contacts with two driving gear 7 lower end surfaces, and driving gear is played a supportive role.Described lower box 9 the center be provided with lower box mounting hole 19; Circle rolls to cooperate with the lower end cylindrical of driven gear 11 and contacts in the described lower box mounting hole 19; The last plane of lower box mounting hole contacts with the lower plane of driven gear 11, plays a part to support driven gear 11, and a circular groove is established in described lower box mounting hole 19 lower ends; The bag outside framework oil seal is 10 1 in being provided with in the described circular groove.The lower end surface of described lower box 9 is external output terminal; Described output terminal is provided with the uniform tapped hole of several equal portions and is used to be fastenedly connected; Described lower box mounting hole 19 is provided with the twice oil storage tank, is used to store lubricant oil, to reach the prolongation life cycle; Should add an amount of lubricant oil in the inner chamber that described upper box 4 and lower box 9 form before joint sealing, be good with 50% of volume.
As Fig. 1 ~ shown in Figure 3: as described in driving gear 7 endoporus realize that by flat key 8 rigidity are connected with pneumatic motor 1 projecting shaft, during pneumatic motor 1 work, drive driving gear 7 is worked together; Described driving gear 7 is for having the involute spur gear of interior spline, forms gear pair with the involute tooth engagement of driven gear 11; Described driving gear 7 one ends are the plane, contact with boss on the lower box 9; Described driving gear 7 the other ends are to cooperate with the first mounting hole 4-1 of upper box, the oilless bearing 6 do rollings of the second mounting hole 4-2, the 3rd mounting hole 4-3; Described driving gear 7 is provided with one of installation axle hole; Described installation axle hole is carried out rigidity with pneumatic motor 1 projecting shaft by flat key and is connected.
As Fig. 1 ~ shown in Figure 3: as described in driven gear 11 upper ends establish the connection internal thread, described driven gear 11 upper ends and handwheel 17 are fastenedly connected by handwheel coupling shaft 12, rotate handwheel and can realize manually-operable; Described handwheel coupling shaft 12 upper end cylindricals are provided with the step circle, and described step circle utilizes Cock screw to be fastenedly connected with handwheel; When rotating handwheel, driven gear also and then rotates simultaneously, promptly can realize manual operation function; Described driven gear 11 and two driving gears 7 mesh simultaneously; Described driven gear 11 lower planes are arranged on the lower box 9 center circle boss, and the lower end cylindrical is arranged in the mounting hole of lower box 9.Described driven gear lower plane contacts with lower box 9 halfpaces; Described driven gear 11 is provided with endoporus, and described endoporus is provided with the dove-tail form groove of two symmetries, is used for external output;
As Fig. 1 ~ shown in Figure 3: as described in selflubricating oilless bearing 6 form by composite material, with the cemented carbide thin plate is matrix, the outside adheres to one deck tin bronze, and rolling one deck organic substance of its internal surface and lead mixture have substituted the traditional guide elements based on copper material, it is little that this bearing has a friction factor, wear-resisting corrosion resistance is superior, and advantages such as oil-free lubrication play accurate positioning action, can effectively improve driving gear working life, reduce maintenance cost.
As Fig. 1 ~ shown in Figure 3: the pneumatic execution controller structure of many rotary types is simple, easy to maintenance, when needs are changed internal gear (driving gear 7, driven gear 11), directly the clamping bolt that the top is connected upper box 4, lower box 9 unclamps, driving gear 7 and driven gear 11 are split out, promptly replaceable; After changing end, need the grease of cleaning gear-box inner accumulation, add gear lubricant again.
Claims (9)
1. the pneumatic execution regulator of many rotary types is characterized in that: comprise pneumatic motor (1), gear-box, driving gear (7) and driven gear (11); Described pneumatic motor (1) utilizes bolt to be connected with gear-box; Described gear-box is divided into upper box (4) and lower box (9); Described upper box (4) is fastenedly connected with lower box (9); Described upper box (4) is provided with first mounting hole (4-1), second mounting hole (4-2), the 3rd mounting hole (4-3), wherein first mounting hole (4-1), two center mounting holes of the 3rd mounting hole (4-3) are symmetrical arranged, be respectively equipped with two driving gears (7) in described first mounting hole (4-1), two centrosymmetric mounting holes of the 3rd mounting hole (4-3), described driving gear one end is established coupling shaft, and described coupling shaft cooperates with oilless bearing; Described oilless bearing (6) is embedded in the first, the 3rd mounting hole; Described second mounting hole (4-2) is positioned at the casing central position; A circular groove is established in second mounting hole (4-2) upper end; Bag outside framework oil seal in being provided with in the described circular groove; Described lower box (9) inner chamber is provided with the boss platform (20) of two centrosymmetric lower box inner chambers, and the boss platform plane of lower box inner chamber contacts with two driving gears (7) lower end surface, and driving gear (7) is played a supportive role; Described driven gear (9) two ends are equipped with installation shaft; The installation shaft of described driven gear upper end is arranged in second mounting hole of upper box; The installation shaft of described driven gear lower end is arranged in the mounting hole of lower box; Described driven gear (11) lower plane is arranged on lower box (9) the center circle boss, and the lower end cylindrical is arranged in the mounting hole of lower box (9); Described driven gear (11) meshes simultaneously with two driving gears (7) and forms two pairs of gear pairs; Described driven gear (11) upper end is provided with the connection internal thread, and described driven gear (11) internal thread and handwheel (17) are fastenedly connected by handwheel coupling shaft (12).
2. the pneumatic execution regulator of many rotary types as claimed in claim 1 is characterized in that: be provided with the first no asbestos compressed paper pad (3) between described pneumatic motor (1) and the upper box (4).
3. the pneumatic execution regulator of many rotary types as claimed in claim 1 is characterized in that: be provided with the second no asbestos compressed paper pad (5) between described upper box (4) and the lower box (9) and be used for sealing.
4. the pneumatic execution regulator of many rotary types as claimed in claim 1 is characterized in that: described pneumatic motor (1) lower end is provided with projecting shaft; Described driving gear (7) endoporus is connected by flat key on the keyway (8) with pneumatic motor (1) projecting shaft.
5. the pneumatic execution regulator of many rotary types as claimed in claim 1 is characterized in that: a side of described upper box (4) upper end is provided with end cap (13); Described the 3rd mounting hole (4-3) upper-end surface utilizes bolt to be connected with end cap (13).
6. the pneumatic execution regulator of many rotary types as claimed in claim 1 is characterized in that: described lower box mounting hole (19) lower end is provided with a circular groove; Be provided with oil sealing (10) in the described circular groove.
7. the pneumatic execution regulator of many rotary types as claimed in claim 1 is characterized in that: the lower end surface of described lower box (9) is external output terminal; Described output terminal is provided with the uniform tapped hole of several equal portions.
8. the pneumatic execution regulator of many rotary types as claimed in claim 1 is characterized in that: described driven gear (11) is provided with endoporus, and described endoporus is provided with the dove-tail form groove of two symmetries.
9. the pneumatic execution regulator of many rotary types as claimed in claim 1 is characterized in that: described handwheel coupling shaft (12) upper end cylindrical is provided with the step circle, and described step circle is fastenedly connected with handwheel (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220605026.5U CN203082337U (en) | 2012-11-15 | 2012-11-15 | Multi-turn pneumatic execution regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220605026.5U CN203082337U (en) | 2012-11-15 | 2012-11-15 | Multi-turn pneumatic execution regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203082337U true CN203082337U (en) | 2013-07-24 |
Family
ID=48828175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220605026.5U Withdrawn - After Issue CN203082337U (en) | 2012-11-15 | 2012-11-15 | Multi-turn pneumatic execution regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203082337U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102927353A (en) * | 2012-11-15 | 2013-02-13 | 无锡智能自控工程股份有限公司 | Multi-rotary pneumatic executive regulator |
| CN104653847A (en) * | 2015-01-27 | 2015-05-27 | 杭州永盛科技有限公司 | Novel worm gear pneumatic control valve |
| CN104696579A (en) * | 2015-03-18 | 2015-06-10 | 安策阀门（太仓）有限公司 | Valve rotation driving device |
-
2012
- 2012-11-15 CN CN201220605026.5U patent/CN203082337U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102927353A (en) * | 2012-11-15 | 2013-02-13 | 无锡智能自控工程股份有限公司 | Multi-rotary pneumatic executive regulator |
| CN104653847A (en) * | 2015-01-27 | 2015-05-27 | 杭州永盛科技有限公司 | Novel worm gear pneumatic control valve |
| CN104653847B (en) * | 2015-01-27 | 2017-04-05 | 杭州永盛科技有限公司 | New type worm wheel pneumatic control valve |
| CN104696579A (en) * | 2015-03-18 | 2015-06-10 | 安策阀门（太仓）有限公司 | Valve rotation driving device |
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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: 20130724 Effective date of abandoning: 20140312 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20130724 Effective date of abandoning: 20140312 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |